Re: Linux 3.13.2

From: Greg KH
Date: Thu Feb 06 2014 - 15:01:20 EST

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diff --git a/Documentation/devicetree/bindings/ata/marvell.txt b/Documentation/devicetree/bindings/ata/marvell.txt
index b5cdd20cde9c..1c8351604d38 100644
--- a/Documentation/devicetree/bindings/ata/marvell.txt
+++ b/Documentation/devicetree/bindings/ata/marvell.txt
@@ -1,7 +1,7 @@
* Marvell Orion SATA

Required Properties:
-- compatibility : "marvell,orion-sata"
+- compatibility : "marvell,orion-sata" or "marvell,armada-370-sata"
- reg : Address range of controller
- interrupts : Interrupt controller is using
- nr-ports : Number of SATA ports in use.
diff --git a/Documentation/devicetree/bindings/i2c/i2c-mv64xxx.txt b/Documentation/devicetree/bindings/i2c/i2c-mv64xxx.txt
index 82e8f6f17179..582b4652a82a 100644
--- a/Documentation/devicetree/bindings/i2c/i2c-mv64xxx.txt
+++ b/Documentation/devicetree/bindings/i2c/i2c-mv64xxx.txt
@@ -5,7 +5,11 @@ Required properties :

- reg : Offset and length of the register set for the device
- compatible : Should be "marvell,mv64xxx-i2c" or "allwinner,sun4i-i2c"
- or "marvell,mv78230-i2c"
+ or "marvell,mv78230-i2c" or "marvell,mv78230-a0-i2c"
+ Note: Only use "marvell,mv78230-a0-i2c" for a very rare,
+ initial version of the SoC which had broken offload
+ support. Linux auto-detects this and sets it
+ appropriately.
- interrupts : The interrupt number

Optional properties :
diff --git a/Documentation/i2c/busses/i2c-piix4 b/Documentation/i2c/busses/i2c-piix4
index c097e0f020fe..aa959fd22450 100644
--- a/Documentation/i2c/busses/i2c-piix4
+++ b/Documentation/i2c/busses/i2c-piix4
@@ -13,7 +13,7 @@ Supported adapters:
* AMD SP5100 (SB700 derivative found on some server mainboards)
Datasheet: Publicly available at the AMD website
http://support.amd.com/us/Embedded_TechDocs/44413.pdf
- * AMD Hudson-2, CZ
+ * AMD Hudson-2, ML, CZ
Datasheet: Not publicly available
* Standard Microsystems (SMSC) SLC90E66 (Victory66) southbridge
Datasheet: Publicly available at the SMSC website http://www.smsc.com
diff --git a/Makefile b/Makefile
index de4cda986be2..a7fd5d9e752f 100644
--- a/Makefile
+++ b/Makefile
@@ -1,6 +1,6 @@
VERSION = 3
PATCHLEVEL = 13
-SUBLEVEL = 1
+SUBLEVEL = 2
EXTRAVERSION =
NAME = One Giant Leap for Frogkind

diff --git a/arch/alpha/lib/csum_partial_copy.c b/arch/alpha/lib/csum_partial_copy.c
index ff3c10721caf..5675dca8dbb1 100644
--- a/arch/alpha/lib/csum_partial_copy.c
+++ b/arch/alpha/lib/csum_partial_copy.c
@@ -378,6 +378,11 @@ csum_partial_copy_from_user(const void __user *src, void *dst, int len,
__wsum
csum_partial_copy_nocheck(const void *src, void *dst, int len, __wsum sum)
{
- return csum_partial_copy_from_user((__force const void __user *)src,
- dst, len, sum, NULL);
+ __wsum checksum;
+ mm_segment_t oldfs = get_fs();
+ set_fs(KERNEL_DS);
+ checksum = csum_partial_copy_from_user((__force const void __user *)src,
+ dst, len, sum, NULL);
+ set_fs(oldfs);
+ return checksum;
}
diff --git a/arch/arm/boot/dts/armada-370-xp.dtsi b/arch/arm/boot/dts/armada-370-xp.dtsi
index 7f10f627ae5b..80ffacd128f8 100644
--- a/arch/arm/boot/dts/armada-370-xp.dtsi
+++ b/arch/arm/boot/dts/armada-370-xp.dtsi
@@ -152,7 +152,7 @@
};

sata@a0000 {
- compatible = "marvell,orion-sata";
+ compatible = "marvell,armada-370-sata";
reg = <0xa0000 0x5000>;
interrupts = <55>;
clocks = <&gateclk 15>, <&gateclk 30>;
diff --git a/arch/arm/boot/dts/at91sam9g45.dtsi b/arch/arm/boot/dts/at91sam9g45.dtsi
index c3e514837074..cf7de80377f1 100644
--- a/arch/arm/boot/dts/at91sam9g45.dtsi
+++ b/arch/arm/boot/dts/at91sam9g45.dtsi
@@ -618,6 +618,7 @@
compatible = "atmel,hsmci";
reg = <0xfff80000 0x600>;
interrupts = <11 IRQ_TYPE_LEVEL_HIGH 0>;
+ pinctrl-names = "default";
dmas = <&dma 1 AT91_DMA_CFG_PER_ID(0)>;
dma-names = "rxtx";
#address-cells = <1>;
@@ -629,6 +630,7 @@
compatible = "atmel,hsmci";
reg = <0xfffd0000 0x600>;
interrupts = <29 IRQ_TYPE_LEVEL_HIGH 0>;
+ pinctrl-names = "default";
dmas = <&dma 1 AT91_DMA_CFG_PER_ID(13)>;
dma-names = "rxtx";
#address-cells = <1>;
diff --git a/arch/arm/mach-at91/sam9_smc.c b/arch/arm/mach-at91/sam9_smc.c
index 99a0a1d2b7dc..b26156bf15db 100644
--- a/arch/arm/mach-at91/sam9_smc.c
+++ b/arch/arm/mach-at91/sam9_smc.c
@@ -101,7 +101,7 @@ static void sam9_smc_cs_read(void __iomem *base,
/* Pulse register */
val = __raw_readl(base + AT91_SMC_PULSE);

- config->nwe_setup = val & AT91_SMC_NWEPULSE;
+ config->nwe_pulse = val & AT91_SMC_NWEPULSE;
config->ncs_write_pulse = (val & AT91_SMC_NCS_WRPULSE) >> 8;
config->nrd_pulse = (val & AT91_SMC_NRDPULSE) >> 16;
config->ncs_read_pulse = (val & AT91_SMC_NCS_RDPULSE) >> 24;
diff --git a/arch/arm/mach-mvebu/Makefile b/arch/arm/mach-mvebu/Makefile
index 2d04f0e21870..878aebe98dcc 100644
--- a/arch/arm/mach-mvebu/Makefile
+++ b/arch/arm/mach-mvebu/Makefile
@@ -3,7 +3,7 @@ ccflags-$(CONFIG_ARCH_MULTIPLATFORM) := -I$(srctree)/$(src)/include \

AFLAGS_coherency_ll.o := -Wa,-march=armv7-a

-obj-y += system-controller.o
+obj-y += system-controller.o mvebu-soc-id.o
obj-$(CONFIG_MACH_ARMADA_370_XP) += armada-370-xp.o
obj-$(CONFIG_ARCH_MVEBU) += coherency.o coherency_ll.o pmsu.o
obj-$(CONFIG_SMP) += platsmp.o headsmp.o
diff --git a/arch/arm/mach-mvebu/armada-370-xp.c b/arch/arm/mach-mvebu/armada-370-xp.c
index e2acff98e750..f6c9d1d85c14 100644
--- a/arch/arm/mach-mvebu/armada-370-xp.c
+++ b/arch/arm/mach-mvebu/armada-370-xp.c
@@ -21,6 +21,7 @@
#include <linux/clocksource.h>
#include <linux/dma-mapping.h>
#include <linux/mbus.h>
+#include <linux/slab.h>
#include <asm/hardware/cache-l2x0.h>
#include <asm/mach/arch.h>
#include <asm/mach/map.h>
@@ -28,6 +29,7 @@
#include "armada-370-xp.h"
#include "common.h"
#include "coherency.h"
+#include "mvebu-soc-id.h"

static void __init armada_370_xp_map_io(void)
{
@@ -45,8 +47,38 @@ static void __init armada_370_xp_timer_and_clk_init(void)
#endif
}

+static void __init i2c_quirk(void)
+{
+ struct device_node *np;
+ u32 dev, rev;
+
+ /*
+ * Only revisons more recent than A0 support the offload
+ * mechanism. We can exit only if we are sure that we can
+ * get the SoC revision and it is more recent than A0.
+ */
+ if (mvebu_get_soc_id(&rev, &dev) == 0 && dev > MV78XX0_A0_REV)
+ return;
+
+ for_each_compatible_node(np, NULL, "marvell,mv78230-i2c") {
+ struct property *new_compat;
+
+ new_compat = kzalloc(sizeof(*new_compat), GFP_KERNEL);
+
+ new_compat->name = kstrdup("compatible", GFP_KERNEL);
+ new_compat->length = sizeof("marvell,mv78230-a0-i2c");
+ new_compat->value = kstrdup("marvell,mv78230-a0-i2c",
+ GFP_KERNEL);
+
+ of_update_property(np, new_compat);
+ }
+ return;
+}
+
static void __init armada_370_xp_dt_init(void)
{
+ if (of_machine_is_compatible("plathome,openblocks-ax3-4"))
+ i2c_quirk();
of_platform_populate(NULL, of_default_bus_match_table, NULL, NULL);
}

diff --git a/arch/arm/mach-mvebu/mvebu-soc-id.c b/arch/arm/mach-mvebu/mvebu-soc-id.c
new file mode 100644
index 000000000000..fe4fc1cbdfaf
--- /dev/null
+++ b/arch/arm/mach-mvebu/mvebu-soc-id.c
@@ -0,0 +1,119 @@
+/*
+ * ID and revision information for mvebu SoCs
+ *
+ * Copyright (C) 2014 Marvell
+ *
+ * Gregory CLEMENT <gregory.clement@xxxxxxxxxxxxxxxxxx>
+ *
+ * This file is licensed under the terms of the GNU General Public
+ * License version 2. This program is licensed "as is" without any
+ * warranty of any kind, whether express or implied.
+ *
+ * All the mvebu SoCs have information related to their variant and
+ * revision that can be read from the PCI control register. This is
+ * done before the PCI initialization to avoid any conflict. Once the
+ * ID and revision are retrieved, the mapping is freed.
+ */
+
+#define pr_fmt(fmt) "mvebu-soc-id: " fmt
+
+#include <linux/clk.h>
+#include <linux/init.h>
+#include <linux/io.h>
+#include <linux/kernel.h>
+#include <linux/of.h>
+#include <linux/of_address.h>
+#include "mvebu-soc-id.h"
+
+#define PCIE_DEV_ID_OFF 0x0
+#define PCIE_DEV_REV_OFF 0x8
+
+#define SOC_ID_MASK 0xFFFF0000
+#define SOC_REV_MASK 0xFF
+
+static u32 soc_dev_id;
+static u32 soc_rev;
+static bool is_id_valid;
+
+static const struct of_device_id mvebu_pcie_of_match_table[] = {
+ { .compatible = "marvell,armada-xp-pcie", },
+ { .compatible = "marvell,armada-370-pcie", },
+ {},
+};
+
+int mvebu_get_soc_id(u32 *dev, u32 *rev)
+{
+ if (is_id_valid) {
+ *dev = soc_dev_id;
+ *rev = soc_rev;
+ return 0;
+ } else
+ return -1;
+}
+
+static int __init mvebu_soc_id_init(void)
+{
+ struct device_node *np;
+ int ret = 0;
+ void __iomem *pci_base;
+ struct clk *clk;
+ struct device_node *child;
+
+ np = of_find_matching_node(NULL, mvebu_pcie_of_match_table);
+ if (!np)
+ return ret;
+
+ /*
+ * ID and revision are available from any port, so we
+ * just pick the first one
+ */
+ child = of_get_next_child(np, NULL);
+ if (child == NULL) {
+ pr_err("cannot get pci node\n");
+ ret = -ENOMEM;
+ goto clk_err;
+ }
+
+ clk = of_clk_get_by_name(child, NULL);
+ if (IS_ERR(clk)) {
+ pr_err("cannot get clock\n");
+ ret = -ENOMEM;
+ goto clk_err;
+ }
+
+ ret = clk_prepare_enable(clk);
+ if (ret) {
+ pr_err("cannot enable clock\n");
+ goto clk_err;
+ }
+
+ pci_base = of_iomap(child, 0);
+ if (IS_ERR(pci_base)) {
+ pr_err("cannot map registers\n");
+ ret = -ENOMEM;
+ goto res_ioremap;
+ }
+
+ /* SoC ID */
+ soc_dev_id = readl(pci_base + PCIE_DEV_ID_OFF) >> 16;
+
+ /* SoC revision */
+ soc_rev = readl(pci_base + PCIE_DEV_REV_OFF) & SOC_REV_MASK;
+
+ is_id_valid = true;
+
+ pr_info("MVEBU SoC ID=0x%X, Rev=0x%X\n", soc_dev_id, soc_rev);
+
+ iounmap(pci_base);
+
+res_ioremap:
+ clk_disable_unprepare(clk);
+
+clk_err:
+ of_node_put(child);
+ of_node_put(np);
+
+ return ret;
+}
+core_initcall(mvebu_soc_id_init);
+
diff --git a/arch/arm/mach-mvebu/mvebu-soc-id.h b/arch/arm/mach-mvebu/mvebu-soc-id.h
new file mode 100644
index 000000000000..31654252fe35
--- /dev/null
+++ b/arch/arm/mach-mvebu/mvebu-soc-id.h
@@ -0,0 +1,32 @@
+/*
+ * Marvell EBU SoC ID and revision definitions.
+ *
+ * Copyright (C) 2014 Marvell Semiconductor
+ *
+ * This file is licensed under the terms of the GNU General Public
+ * License version 2. This program is licensed "as is" without any
+ * warranty of any kind, whether express or implied.
+ */
+
+#ifndef __LINUX_MVEBU_SOC_ID_H
+#define __LINUX_MVEBU_SOC_ID_H
+
+/* Armada XP ID */
+#define MV78230_DEV_ID 0x7823
+#define MV78260_DEV_ID 0x7826
+#define MV78460_DEV_ID 0x7846
+
+/* Armada XP Revision */
+#define MV78XX0_A0_REV 0x1
+#define MV78XX0_B0_REV 0x2
+
+#ifdef CONFIG_ARCH_MVEBU
+int mvebu_get_soc_id(u32 *dev, u32 *rev);
+#else
+static inline int mvebu_get_soc_id(u32 *dev, u32 *rev)
+{
+ return -1;
+}
+#endif
+
+#endif /* __LINUX_MVEBU_SOC_ID_H */
diff --git a/arch/parisc/include/asm/cacheflush.h b/arch/parisc/include/asm/cacheflush.h
index 2f9b751878ba..de65f66ea64e 100644
--- a/arch/parisc/include/asm/cacheflush.h
+++ b/arch/parisc/include/asm/cacheflush.h
@@ -132,7 +132,6 @@ void mark_rodata_ro(void);
static inline void *kmap(struct page *page)
{
might_sleep();
- flush_dcache_page(page);
return page_address(page);
}

@@ -144,7 +143,6 @@ static inline void kunmap(struct page *page)
static inline void *kmap_atomic(struct page *page)
{
pagefault_disable();
- flush_dcache_page(page);
return page_address(page);
}

diff --git a/arch/parisc/include/asm/page.h b/arch/parisc/include/asm/page.h
index c53fc63149e8..637fe031aa84 100644
--- a/arch/parisc/include/asm/page.h
+++ b/arch/parisc/include/asm/page.h
@@ -29,7 +29,8 @@ struct page;
void clear_page_asm(void *page);
void copy_page_asm(void *to, void *from);
#define clear_user_page(vto, vaddr, page) clear_page_asm(vto)
-#define copy_user_page(vto, vfrom, vaddr, page) copy_page_asm(vto, vfrom)
+void copy_user_page(void *vto, void *vfrom, unsigned long vaddr,
+ struct page *pg);

/* #define CONFIG_PARISC_TMPALIAS */

diff --git a/arch/parisc/kernel/cache.c b/arch/parisc/kernel/cache.c
index a72545554a31..ac87a40502e6 100644
--- a/arch/parisc/kernel/cache.c
+++ b/arch/parisc/kernel/cache.c
@@ -388,6 +388,20 @@ void flush_kernel_dcache_page_addr(void *addr)
}
EXPORT_SYMBOL(flush_kernel_dcache_page_addr);

+void copy_user_page(void *vto, void *vfrom, unsigned long vaddr,
+ struct page *pg)
+{
+ /* Copy using kernel mapping. No coherency is needed (all in
+ kunmap) for the `to' page. However, the `from' page needs to
+ be flushed through a mapping equivalent to the user mapping
+ before it can be accessed through the kernel mapping. */
+ preempt_disable();
+ flush_dcache_page_asm(__pa(vfrom), vaddr);
+ preempt_enable();
+ copy_page_asm(vto, vfrom);
+}
+EXPORT_SYMBOL(copy_user_page);
+
void purge_tlb_entries(struct mm_struct *mm, unsigned long addr)
{
unsigned long flags;
diff --git a/arch/powerpc/include/asm/topology.h b/arch/powerpc/include/asm/topology.h
index 89e3ef2496ac..d0b5fca6b077 100644
--- a/arch/powerpc/include/asm/topology.h
+++ b/arch/powerpc/include/asm/topology.h
@@ -22,7 +22,15 @@ struct device_node;

static inline int cpu_to_node(int cpu)
{
- return numa_cpu_lookup_table[cpu];
+ int nid;
+
+ nid = numa_cpu_lookup_table[cpu];
+
+ /*
+ * During early boot, the numa-cpu lookup table might not have been
+ * setup for all CPUs yet. In such cases, default to node 0.
+ */
+ return (nid < 0) ? 0 : nid;
}

#define parent_node(node) (node)
diff --git a/arch/powerpc/kernel/cacheinfo.c b/arch/powerpc/kernel/cacheinfo.c
index 654932727873..bfb82365bc7a 100644
--- a/arch/powerpc/kernel/cacheinfo.c
+++ b/arch/powerpc/kernel/cacheinfo.c
@@ -794,6 +794,9 @@ static void remove_cache_dir(struct cache_dir *cache_dir)
{
remove_index_dirs(cache_dir);

+ /* Remove cache dir from sysfs */
+ kobject_del(cache_dir->kobj);
+
kobject_put(cache_dir->kobj);

kfree(cache_dir);
diff --git a/arch/powerpc/kvm/book3s_hv.c b/arch/powerpc/kvm/book3s_hv.c
index b51d5db78068..edeac10a5c3b 100644
--- a/arch/powerpc/kvm/book3s_hv.c
+++ b/arch/powerpc/kvm/book3s_hv.c
@@ -85,10 +85,13 @@ static void kvmppc_fast_vcpu_kick_hv(struct kvm_vcpu *vcpu)

/* CPU points to the first thread of the core */
if (cpu != me && cpu >= 0 && cpu < nr_cpu_ids) {
+#ifdef CONFIG_KVM_XICS
int real_cpu = cpu + vcpu->arch.ptid;
if (paca[real_cpu].kvm_hstate.xics_phys)
xics_wake_cpu(real_cpu);
- else if (cpu_online(cpu))
+ else
+#endif
+ if (cpu_online(cpu))
smp_send_reschedule(cpu);
}
put_cpu();
@@ -1189,7 +1192,9 @@ static void kvmppc_start_thread(struct kvm_vcpu *vcpu)
smp_wmb();
#if defined(CONFIG_PPC_ICP_NATIVE) && defined(CONFIG_SMP)
if (vcpu->arch.ptid) {
+#ifdef CONFIG_KVM_XICS
xics_wake_cpu(cpu);
+#endif
++vc->n_woken;
}
#endif
diff --git a/arch/powerpc/kvm/e500_mmu.c b/arch/powerpc/kvm/e500_mmu.c
index ebca6b88ea5e..50860e919cb8 100644
--- a/arch/powerpc/kvm/e500_mmu.c
+++ b/arch/powerpc/kvm/e500_mmu.c
@@ -127,7 +127,7 @@ static int kvmppc_e500_tlb_index(struct kvmppc_vcpu_e500 *vcpu_e500,
}

static inline void kvmppc_e500_deliver_tlb_miss(struct kvm_vcpu *vcpu,
- unsigned int eaddr, int as)
+ gva_t eaddr, int as)
{
struct kvmppc_vcpu_e500 *vcpu_e500 = to_e500(vcpu);
unsigned int victim, tsized;
diff --git a/arch/powerpc/mm/numa.c b/arch/powerpc/mm/numa.c
index 078d3e00a616..6847d509162f 100644
--- a/arch/powerpc/mm/numa.c
+++ b/arch/powerpc/mm/numa.c
@@ -31,6 +31,8 @@
#include <asm/sparsemem.h>
#include <asm/prom.h>
#include <asm/smp.h>
+#include <asm/cputhreads.h>
+#include <asm/topology.h>
#include <asm/firmware.h>
#include <asm/paca.h>
#include <asm/hvcall.h>
@@ -152,9 +154,22 @@ static void __init get_node_active_region(unsigned long pfn,
}
}

-static void map_cpu_to_node(int cpu, int node)
+static void reset_numa_cpu_lookup_table(void)
+{
+ unsigned int cpu;
+
+ for_each_possible_cpu(cpu)
+ numa_cpu_lookup_table[cpu] = -1;
+}
+
+static void update_numa_cpu_lookup_table(unsigned int cpu, int node)
{
numa_cpu_lookup_table[cpu] = node;
+}
+
+static void map_cpu_to_node(int cpu, int node)
+{
+ update_numa_cpu_lookup_table(cpu, node);

dbg("adding cpu %d to node %d\n", cpu, node);

@@ -522,11 +537,24 @@ static int of_drconf_to_nid_single(struct of_drconf_cell *drmem,
*/
static int numa_setup_cpu(unsigned long lcpu)
{
- int nid = 0;
- struct device_node *cpu = of_get_cpu_node(lcpu, NULL);
+ int nid;
+ struct device_node *cpu;
+
+ /*
+ * If a valid cpu-to-node mapping is already available, use it
+ * directly instead of querying the firmware, since it represents
+ * the most recent mapping notified to us by the platform (eg: VPHN).
+ */
+ if ((nid = numa_cpu_lookup_table[lcpu]) >= 0) {
+ map_cpu_to_node(lcpu, nid);
+ return nid;
+ }
+
+ cpu = of_get_cpu_node(lcpu, NULL);

if (!cpu) {
WARN_ON(1);
+ nid = 0;
goto out;
}

@@ -1067,6 +1095,7 @@ void __init do_init_bootmem(void)
*/
setup_node_to_cpumask_map();

+ reset_numa_cpu_lookup_table();
register_cpu_notifier(&ppc64_numa_nb);
cpu_numa_callback(&ppc64_numa_nb, CPU_UP_PREPARE,
(void *)(unsigned long)boot_cpuid);
@@ -1445,6 +1474,33 @@ static int update_cpu_topology(void *data)
return 0;
}

+static int update_lookup_table(void *data)
+{
+ struct topology_update_data *update;
+
+ if (!data)
+ return -EINVAL;
+
+ /*
+ * Upon topology update, the numa-cpu lookup table needs to be updated
+ * for all threads in the core, including offline CPUs, to ensure that
+ * future hotplug operations respect the cpu-to-node associativity
+ * properly.
+ */
+ for (update = data; update; update = update->next) {
+ int nid, base, j;
+
+ nid = update->new_nid;
+ base = cpu_first_thread_sibling(update->cpu);
+
+ for (j = 0; j < threads_per_core; j++) {
+ update_numa_cpu_lookup_table(base + j, nid);
+ }
+ }
+
+ return 0;
+}
+
/*
* Update the node maps and sysfs entries for each cpu whose home node
* has changed. Returns 1 when the topology has changed, and 0 otherwise.
@@ -1513,6 +1569,14 @@ int arch_update_cpu_topology(void)

stop_machine(update_cpu_topology, &updates[0], &updated_cpus);

+ /*
+ * Update the numa-cpu lookup table with the new mappings, even for
+ * offline CPUs. It is best to perform this update from the stop-
+ * machine context.
+ */
+ stop_machine(update_lookup_table, &updates[0],
+ cpumask_of(raw_smp_processor_id()));
+
for (ud = &updates[0]; ud; ud = ud->next) {
unregister_cpu_under_node(ud->cpu, ud->old_nid);
register_cpu_under_node(ud->cpu, ud->new_nid);
diff --git a/arch/s390/include/asm/compat.h b/arch/s390/include/asm/compat.h
index 4bf9da03591e..5d7e8cf83bd6 100644
--- a/arch/s390/include/asm/compat.h
+++ b/arch/s390/include/asm/compat.h
@@ -38,7 +38,8 @@

#define PSW32_USER_BITS (PSW32_MASK_DAT | PSW32_MASK_IO | PSW32_MASK_EXT | \
PSW32_DEFAULT_KEY | PSW32_MASK_BASE | \
- PSW32_MASK_MCHECK | PSW32_MASK_PSTATE | PSW32_ASC_HOME)
+ PSW32_MASK_MCHECK | PSW32_MASK_PSTATE | \
+ PSW32_ASC_PRIMARY)

#define COMPAT_USER_HZ 100
#define COMPAT_UTS_MACHINE "s390\0\0\0\0"
diff --git a/arch/s390/include/uapi/asm/statfs.h b/arch/s390/include/uapi/asm/statfs.h
index a61d538756f2..471eb09184d4 100644
--- a/arch/s390/include/uapi/asm/statfs.h
+++ b/arch/s390/include/uapi/asm/statfs.h
@@ -35,11 +35,11 @@ struct statfs {
struct statfs64 {
unsigned int f_type;
unsigned int f_bsize;
- unsigned long f_blocks;
- unsigned long f_bfree;
- unsigned long f_bavail;
- unsigned long f_files;
- unsigned long f_ffree;
+ unsigned long long f_blocks;
+ unsigned long long f_bfree;
+ unsigned long long f_bavail;
+ unsigned long long f_files;
+ unsigned long long f_ffree;
__kernel_fsid_t f_fsid;
unsigned int f_namelen;
unsigned int f_frsize;
diff --git a/arch/s390/kvm/diag.c b/arch/s390/kvm/diag.c
index 78d967f180f4..8216c0e0b2e2 100644
--- a/arch/s390/kvm/diag.c
+++ b/arch/s390/kvm/diag.c
@@ -121,7 +121,7 @@ static int __diag_virtio_hypercall(struct kvm_vcpu *vcpu)
* - gpr 4 contains the index on the bus (optionally)
*/
ret = kvm_io_bus_write_cookie(vcpu->kvm, KVM_VIRTIO_CCW_NOTIFY_BUS,
- vcpu->run->s.regs.gprs[2],
+ vcpu->run->s.regs.gprs[2] & 0xffffffff,
8, &vcpu->run->s.regs.gprs[3],
vcpu->run->s.regs.gprs[4]);

@@ -137,7 +137,7 @@ static int __diag_virtio_hypercall(struct kvm_vcpu *vcpu)

int kvm_s390_handle_diag(struct kvm_vcpu *vcpu)
{
- int code = (vcpu->arch.sie_block->ipb & 0xfff0000) >> 16;
+ int code = kvm_s390_get_base_disp_rs(vcpu) & 0xffff;

if (vcpu->arch.sie_block->gpsw.mask & PSW_MASK_PSTATE)
return kvm_s390_inject_program_int(vcpu, PGM_PRIVILEGED_OP);
diff --git a/arch/s390/kvm/kvm-s390.c b/arch/s390/kvm/kvm-s390.c
index 569494e01ec6..bb383df32400 100644
--- a/arch/s390/kvm/kvm-s390.c
+++ b/arch/s390/kvm/kvm-s390.c
@@ -885,7 +885,7 @@ static int __guestcopy(struct kvm_vcpu *vcpu, u64 guestdest, void *from,
* KVM_S390_STORE_STATUS_NOADDR: -> 0x1200 on 64 bit
* KVM_S390_STORE_STATUS_PREFIXED: -> prefix
*/
-int kvm_s390_vcpu_store_status(struct kvm_vcpu *vcpu, unsigned long addr)
+int kvm_s390_store_status_unloaded(struct kvm_vcpu *vcpu, unsigned long addr)
{
unsigned char archmode = 1;
int prefix;
@@ -903,15 +903,6 @@ int kvm_s390_vcpu_store_status(struct kvm_vcpu *vcpu, unsigned long addr)
} else
prefix = 0;

- /*
- * The guest FPRS and ACRS are in the host FPRS/ACRS due to the lazy
- * copying in vcpu load/put. Lets update our copies before we save
- * it into the save area
- */
- save_fp_ctl(&vcpu->arch.guest_fpregs.fpc);
- save_fp_regs(vcpu->arch.guest_fpregs.fprs);
- save_access_regs(vcpu->run->s.regs.acrs);
-
if (__guestcopy(vcpu, addr + offsetof(struct save_area, fp_regs),
vcpu->arch.guest_fpregs.fprs, 128, prefix))
return -EFAULT;
@@ -956,6 +947,20 @@ int kvm_s390_vcpu_store_status(struct kvm_vcpu *vcpu, unsigned long addr)
return 0;
}

+int kvm_s390_vcpu_store_status(struct kvm_vcpu *vcpu, unsigned long addr)
+{
+ /*
+ * The guest FPRS and ACRS are in the host FPRS/ACRS due to the lazy
+ * copying in vcpu load/put. Lets update our copies before we save
+ * it into the save area
+ */
+ save_fp_ctl(&vcpu->arch.guest_fpregs.fpc);
+ save_fp_regs(vcpu->arch.guest_fpregs.fprs);
+ save_access_regs(vcpu->run->s.regs.acrs);
+
+ return kvm_s390_store_status_unloaded(vcpu, addr);
+}
+
static int kvm_vcpu_ioctl_enable_cap(struct kvm_vcpu *vcpu,
struct kvm_enable_cap *cap)
{
diff --git a/arch/s390/kvm/kvm-s390.h b/arch/s390/kvm/kvm-s390.h
index b44912a32949..72c1391bd25a 100644
--- a/arch/s390/kvm/kvm-s390.h
+++ b/arch/s390/kvm/kvm-s390.h
@@ -150,8 +150,8 @@ int kvm_s390_handle_eb(struct kvm_vcpu *vcpu);
int kvm_s390_handle_sigp(struct kvm_vcpu *vcpu);

/* implemented in kvm-s390.c */
-int kvm_s390_vcpu_store_status(struct kvm_vcpu *vcpu,
- unsigned long addr);
+int kvm_s390_store_status_unloaded(struct kvm_vcpu *vcpu, unsigned long addr);
+int kvm_s390_vcpu_store_status(struct kvm_vcpu *vcpu, unsigned long addr);
void s390_vcpu_block(struct kvm_vcpu *vcpu);
void s390_vcpu_unblock(struct kvm_vcpu *vcpu);
void exit_sie(struct kvm_vcpu *vcpu);
diff --git a/arch/s390/kvm/sigp.c b/arch/s390/kvm/sigp.c
index bec398c57acf..6805601262e0 100644
--- a/arch/s390/kvm/sigp.c
+++ b/arch/s390/kvm/sigp.c
@@ -130,6 +130,7 @@ unlock:
static int __inject_sigp_stop(struct kvm_s390_local_interrupt *li, int action)
{
struct kvm_s390_interrupt_info *inti;
+ int rc = SIGP_CC_ORDER_CODE_ACCEPTED;

inti = kzalloc(sizeof(*inti), GFP_ATOMIC);
if (!inti)
@@ -139,6 +140,8 @@ static int __inject_sigp_stop(struct kvm_s390_local_interrupt *li, int action)
spin_lock_bh(&li->lock);
if ((atomic_read(li->cpuflags) & CPUSTAT_STOPPED)) {
kfree(inti);
+ if ((action & ACTION_STORE_ON_STOP) != 0)
+ rc = -ESHUTDOWN;
goto out;
}
list_add_tail(&inti->list, &li->list);
@@ -150,7 +153,7 @@ static int __inject_sigp_stop(struct kvm_s390_local_interrupt *li, int action)
out:
spin_unlock_bh(&li->lock);

- return SIGP_CC_ORDER_CODE_ACCEPTED;
+ return rc;
}

static int __sigp_stop(struct kvm_vcpu *vcpu, u16 cpu_addr, int action)
@@ -174,6 +177,16 @@ static int __sigp_stop(struct kvm_vcpu *vcpu, u16 cpu_addr, int action)
unlock:
spin_unlock(&fi->lock);
VCPU_EVENT(vcpu, 4, "sent sigp stop to cpu %x", cpu_addr);
+
+ if ((action & ACTION_STORE_ON_STOP) != 0 && rc == -ESHUTDOWN) {
+ /* If the CPU has already been stopped, we still have
+ * to save the status when doing stop-and-store. This
+ * has to be done after unlocking all spinlocks. */
+ struct kvm_vcpu *dst_vcpu = kvm_get_vcpu(vcpu->kvm, cpu_addr);
+ rc = kvm_s390_store_status_unloaded(dst_vcpu,
+ KVM_S390_STORE_STATUS_NOADDR);
+ }
+
return rc;
}

diff --git a/arch/x86/include/asm/kvm_para.h b/arch/x86/include/asm/kvm_para.h
index 1df115909758..c7678e43465b 100644
--- a/arch/x86/include/asm/kvm_para.h
+++ b/arch/x86/include/asm/kvm_para.h
@@ -85,28 +85,9 @@ static inline long kvm_hypercall4(unsigned int nr, unsigned long p1,
return ret;
}

-static inline uint32_t kvm_cpuid_base(void)
-{
- if (boot_cpu_data.cpuid_level < 0)
- return 0; /* So we don't blow up on old processors */
-
- if (cpu_has_hypervisor)
- return hypervisor_cpuid_base("KVMKVMKVM\0\0\0", 0);
-
- return 0;
-}
-
-static inline bool kvm_para_available(void)
-{
- return kvm_cpuid_base() != 0;
-}
-
-static inline unsigned int kvm_arch_para_features(void)
-{
- return cpuid_eax(KVM_CPUID_FEATURES);
-}
-
#ifdef CONFIG_KVM_GUEST
+bool kvm_para_available(void);
+unsigned int kvm_arch_para_features(void);
void __init kvm_guest_init(void);
void kvm_async_pf_task_wait(u32 token);
void kvm_async_pf_task_wake(u32 token);
@@ -126,6 +107,16 @@ static inline void kvm_spinlock_init(void)
#define kvm_async_pf_task_wait(T) do {} while(0)
#define kvm_async_pf_task_wake(T) do {} while(0)

+static inline bool kvm_para_available(void)
+{
+ return 0;
+}
+
+static inline unsigned int kvm_arch_para_features(void)
+{
+ return 0;
+}
+
static inline u32 kvm_read_and_reset_pf_reason(void)
{
return 0;
diff --git a/arch/x86/include/uapi/asm/msr-index.h b/arch/x86/include/uapi/asm/msr-index.h
index 37813b5ddc37..59cea185ad1d 100644
--- a/arch/x86/include/uapi/asm/msr-index.h
+++ b/arch/x86/include/uapi/asm/msr-index.h
@@ -184,6 +184,7 @@
#define MSR_AMD64_PATCH_LOADER 0xc0010020
#define MSR_AMD64_OSVW_ID_LENGTH 0xc0010140
#define MSR_AMD64_OSVW_STATUS 0xc0010141
+#define MSR_AMD64_LS_CFG 0xc0011020
#define MSR_AMD64_DC_CFG 0xc0011022
#define MSR_AMD64_BU_CFG2 0xc001102a
#define MSR_AMD64_IBSFETCHCTL 0xc0011030
diff --git a/arch/x86/kernel/cpu/amd.c b/arch/x86/kernel/cpu/amd.c
index bca023bdd6b2..59bfebc8c805 100644
--- a/arch/x86/kernel/cpu/amd.c
+++ b/arch/x86/kernel/cpu/amd.c
@@ -508,6 +508,16 @@ static void early_init_amd(struct cpuinfo_x86 *c)
set_cpu_cap(c, X86_FEATURE_EXTD_APICID);
}
#endif
+
+ /* F16h erratum 793, CVE-2013-6885 */
+ if (c->x86 == 0x16 && c->x86_model <= 0xf) {
+ u64 val;
+
+ rdmsrl(MSR_AMD64_LS_CFG, val);
+ if (!(val & BIT(15)))
+ wrmsrl(MSR_AMD64_LS_CFG, val | BIT(15));
+ }
+
}

static const int amd_erratum_383[];
diff --git a/arch/x86/kernel/kvm.c b/arch/x86/kernel/kvm.c
index 6dd802c6d780..f81cadebcc0e 100644
--- a/arch/x86/kernel/kvm.c
+++ b/arch/x86/kernel/kvm.c
@@ -500,6 +500,38 @@ void __init kvm_guest_init(void)
#endif
}

+static noinline uint32_t __kvm_cpuid_base(void)
+{
+ if (boot_cpu_data.cpuid_level < 0)
+ return 0; /* So we don't blow up on old processors */
+
+ if (cpu_has_hypervisor)
+ return hypervisor_cpuid_base("KVMKVMKVM\0\0\0", 0);
+
+ return 0;
+}
+
+static inline uint32_t kvm_cpuid_base(void)
+{
+ static int kvm_cpuid_base = -1;
+
+ if (kvm_cpuid_base == -1)
+ kvm_cpuid_base = __kvm_cpuid_base();
+
+ return kvm_cpuid_base;
+}
+
+bool kvm_para_available(void)
+{
+ return kvm_cpuid_base() != 0;
+}
+EXPORT_SYMBOL_GPL(kvm_para_available);
+
+unsigned int kvm_arch_para_features(void)
+{
+ return cpuid_eax(kvm_cpuid_base() | KVM_CPUID_FEATURES);
+}
+
static uint32_t __init kvm_detect(void)
{
return kvm_cpuid_base();
diff --git a/arch/x86/kvm/i8254.c b/arch/x86/kvm/i8254.c
index 412a5aa0ef94..518d86471b76 100644
--- a/arch/x86/kvm/i8254.c
+++ b/arch/x86/kvm/i8254.c
@@ -37,6 +37,7 @@

#include "irq.h"
#include "i8254.h"
+#include "x86.h"

#ifndef CONFIG_X86_64
#define mod_64(x, y) ((x) - (y) * div64_u64(x, y))
@@ -349,6 +350,23 @@ static void create_pit_timer(struct kvm *kvm, u32 val, int is_period)
atomic_set(&ps->pending, 0);
ps->irq_ack = 1;

+ /*
+ * Do not allow the guest to program periodic timers with small
+ * interval, since the hrtimers are not throttled by the host
+ * scheduler.
+ */
+ if (ps->is_periodic) {
+ s64 min_period = min_timer_period_us * 1000LL;
+
+ if (ps->period < min_period) {
+ pr_info_ratelimited(
+ "kvm: requested %lld ns "
+ "i8254 timer period limited to %lld ns\n",
+ ps->period, min_period);
+ ps->period = min_period;
+ }
+ }
+
hrtimer_start(&ps->timer, ktime_add_ns(ktime_get(), interval),
HRTIMER_MODE_ABS);
}
diff --git a/arch/x86/kvm/lapic.c b/arch/x86/kvm/lapic.c
index 775702f649ca..d86ff15fc89f 100644
--- a/arch/x86/kvm/lapic.c
+++ b/arch/x86/kvm/lapic.c
@@ -71,9 +71,6 @@
#define VEC_POS(v) ((v) & (32 - 1))
#define REG_POS(v) (((v) >> 5) << 4)

-static unsigned int min_timer_period_us = 500;
-module_param(min_timer_period_us, uint, S_IRUGO | S_IWUSR);
-
static inline void apic_set_reg(struct kvm_lapic *apic, int reg_off, u32 val)
{
*((u32 *) (apic->regs + reg_off)) = val;
diff --git a/arch/x86/kvm/x86.c b/arch/x86/kvm/x86.c
index 5d004da1e35d..d89d51b3abf6 100644
--- a/arch/x86/kvm/x86.c
+++ b/arch/x86/kvm/x86.c
@@ -94,6 +94,9 @@ EXPORT_SYMBOL_GPL(kvm_x86_ops);
static bool ignore_msrs = 0;
module_param(ignore_msrs, bool, S_IRUGO | S_IWUSR);

+unsigned int min_timer_period_us = 500;
+module_param(min_timer_period_us, uint, S_IRUGO | S_IWUSR);
+
bool kvm_has_tsc_control;
EXPORT_SYMBOL_GPL(kvm_has_tsc_control);
u32 kvm_max_guest_tsc_khz;
diff --git a/arch/x86/kvm/x86.h b/arch/x86/kvm/x86.h
index 587fb9ede436..8da5823bcde6 100644
--- a/arch/x86/kvm/x86.h
+++ b/arch/x86/kvm/x86.h
@@ -125,5 +125,7 @@ int kvm_write_guest_virt_system(struct x86_emulate_ctxt *ctxt,
#define KVM_SUPPORTED_XCR0 (XSTATE_FP | XSTATE_SSE | XSTATE_YMM)
extern u64 host_xcr0;

+extern unsigned int min_timer_period_us;
+
extern struct static_key kvm_no_apic_vcpu;
#endif
diff --git a/arch/x86/platform/efi/efi.c b/arch/x86/platform/efi/efi.c
index cceb813044ef..30075f91040c 100644
--- a/arch/x86/platform/efi/efi.c
+++ b/arch/x86/platform/efi/efi.c
@@ -436,7 +436,7 @@ void __init efi_reserve_boot_services(void)
* - Not within any part of the kernel
* - Not the bios reserved area
*/
- if ((start+size >= __pa_symbol(_text)
+ if ((start + size > __pa_symbol(_text)
&& start <= __pa_symbol(_end)) ||
!e820_all_mapped(start, start+size, E820_RAM) ||
memblock_is_region_reserved(start, size)) {
diff --git a/drivers/ata/libata-core.c b/drivers/ata/libata-core.c
index 1393a5890ed5..1a3dbd1b196e 100644
--- a/drivers/ata/libata-core.c
+++ b/drivers/ata/libata-core.c
@@ -2222,6 +2222,16 @@ int ata_dev_configure(struct ata_device *dev)
if (rc)
return rc;

+ /* some WD SATA-1 drives have issues with LPM, turn on NOLPM for them */
+ if ((dev->horkage & ATA_HORKAGE_WD_BROKEN_LPM) &&
+ (id[ATA_ID_SATA_CAPABILITY] & 0xe) == 0x2)
+ dev->horkage |= ATA_HORKAGE_NOLPM;
+
+ if (dev->horkage & ATA_HORKAGE_NOLPM) {
+ ata_dev_warn(dev, "LPM support broken, forcing max_power\n");
+ dev->link->ap->target_lpm_policy = ATA_LPM_MAX_POWER;
+ }
+
/* let ACPI work its magic */
rc = ata_acpi_on_devcfg(dev);
if (rc)
@@ -4216,6 +4226,23 @@ static const struct ata_blacklist_entry ata_device_blacklist [] = {
{ "Micron_M500*", NULL, ATA_HORKAGE_NO_NCQ_TRIM, },
{ "Crucial_CT???M500SSD1", NULL, ATA_HORKAGE_NO_NCQ_TRIM, },

+ /*
+ * Some WD SATA-I drives spin up and down erratically when the link
+ * is put into the slumber mode. We don't have full list of the
+ * affected devices. Disable LPM if the device matches one of the
+ * known prefixes and is SATA-1. As a side effect LPM partial is
+ * lost too.
+ *
+ * https://bugzilla.kernel.org/show_bug.cgi?id=57211
+ */
+ { "WDC WD800JD-*", NULL, ATA_HORKAGE_WD_BROKEN_LPM },
+ { "WDC WD1200JD-*", NULL, ATA_HORKAGE_WD_BROKEN_LPM },
+ { "WDC WD1600JD-*", NULL, ATA_HORKAGE_WD_BROKEN_LPM },
+ { "WDC WD2000JD-*", NULL, ATA_HORKAGE_WD_BROKEN_LPM },
+ { "WDC WD2500JD-*", NULL, ATA_HORKAGE_WD_BROKEN_LPM },
+ { "WDC WD3000JD-*", NULL, ATA_HORKAGE_WD_BROKEN_LPM },
+ { "WDC WD3200JD-*", NULL, ATA_HORKAGE_WD_BROKEN_LPM },
+
/* End Marker */
{ }
};
diff --git a/drivers/ata/libata-scsi.c b/drivers/ata/libata-scsi.c
index 377eb889f555..ef8567de6a75 100644
--- a/drivers/ata/libata-scsi.c
+++ b/drivers/ata/libata-scsi.c
@@ -111,12 +111,14 @@ static const char *ata_lpm_policy_names[] = {
[ATA_LPM_MIN_POWER] = "min_power",
};

-static ssize_t ata_scsi_lpm_store(struct device *dev,
+static ssize_t ata_scsi_lpm_store(struct device *device,
struct device_attribute *attr,
const char *buf, size_t count)
{
- struct Scsi_Host *shost = class_to_shost(dev);
+ struct Scsi_Host *shost = class_to_shost(device);
struct ata_port *ap = ata_shost_to_port(shost);
+ struct ata_link *link;
+ struct ata_device *dev;
enum ata_lpm_policy policy;
unsigned long flags;

@@ -132,10 +134,20 @@ static ssize_t ata_scsi_lpm_store(struct device *dev,
return -EINVAL;

spin_lock_irqsave(ap->lock, flags);
+
+ ata_for_each_link(link, ap, EDGE) {
+ ata_for_each_dev(dev, &ap->link, ENABLED) {
+ if (dev->horkage & ATA_HORKAGE_NOLPM) {
+ count = -EOPNOTSUPP;
+ goto out_unlock;
+ }
+ }
+ }
+
ap->target_lpm_policy = policy;
ata_port_schedule_eh(ap);
+out_unlock:
spin_unlock_irqrestore(ap->lock, flags);
-
return count;
}

diff --git a/drivers/ata/sata_mv.c b/drivers/ata/sata_mv.c
index 56be31819897..dc9d4b1ea4ec 100644
--- a/drivers/ata/sata_mv.c
+++ b/drivers/ata/sata_mv.c
@@ -304,6 +304,7 @@ enum {
MV5_LTMODE = 0x30,
MV5_PHY_CTL = 0x0C,
SATA_IFCFG = 0x050,
+ LP_PHY_CTL = 0x058,

MV_M2_PREAMP_MASK = 0x7e0,

@@ -431,6 +432,7 @@ enum {
MV_HP_CUT_THROUGH = (1 << 10), /* can use EDMA cut-through */
MV_HP_FLAG_SOC = (1 << 11), /* SystemOnChip, no PCI */
MV_HP_QUIRK_LED_BLINK_EN = (1 << 12), /* is led blinking enabled? */
+ MV_HP_FIX_LP_PHY_CTL = (1 << 13), /* fix speed in LP_PHY_CTL ? */

/* Port private flags (pp_flags) */
MV_PP_FLAG_EDMA_EN = (1 << 0), /* is EDMA engine enabled? */
@@ -1358,6 +1360,7 @@ static int mv_scr_write(struct ata_link *link, unsigned int sc_reg_in, u32 val)

if (ofs != 0xffffffffU) {
void __iomem *addr = mv_ap_base(link->ap) + ofs;
+ struct mv_host_priv *hpriv = link->ap->host->private_data;
if (sc_reg_in == SCR_CONTROL) {
/*
* Workaround for 88SX60x1 FEr SATA#26:
@@ -1374,6 +1377,18 @@ static int mv_scr_write(struct ata_link *link, unsigned int sc_reg_in, u32 val)
*/
if ((val & 0xf) == 1 || (readl(addr) & 0xf) == 1)
val |= 0xf000;
+
+ if (hpriv->hp_flags & MV_HP_FIX_LP_PHY_CTL) {
+ void __iomem *lp_phy_addr =
+ mv_ap_base(link->ap) + LP_PHY_CTL;
+ /*
+ * Set PHY speed according to SControl speed.
+ */
+ if ((val & 0xf0) == 0x10)
+ writelfl(0x7, lp_phy_addr);
+ else
+ writelfl(0x227, lp_phy_addr);
+ }
}
writelfl(val, addr);
return 0;
@@ -4110,6 +4125,15 @@ static int mv_platform_probe(struct platform_device *pdev)
if (rc)
goto err;

+ /*
+ * To allow disk hotplug on Armada 370/XP SoCs, the PHY speed must be
+ * updated in the LP_PHY_CTL register.
+ */
+ if (pdev->dev.of_node &&
+ of_device_is_compatible(pdev->dev.of_node,
+ "marvell,armada-370-sata"))
+ hpriv->hp_flags |= MV_HP_FIX_LP_PHY_CTL;
+
/* initialize adapter */
rc = mv_init_host(host);
if (rc)
@@ -4209,6 +4233,7 @@ static int mv_platform_resume(struct platform_device *pdev)

#ifdef CONFIG_OF
static struct of_device_id mv_sata_dt_ids[] = {
+ { .compatible = "marvell,armada-370-sata", },
{ .compatible = "marvell,orion-sata", },
{},
};
diff --git a/drivers/char/tpm/tpm_i2c_stm_st33.c b/drivers/char/tpm/tpm_i2c_stm_st33.c
index a0d6ceb5d005..cf6840385483 100644
--- a/drivers/char/tpm/tpm_i2c_stm_st33.c
+++ b/drivers/char/tpm/tpm_i2c_stm_st33.c
@@ -410,6 +410,8 @@ static int recv_data(struct tpm_chip *chip, u8 *buf, size_t count)
&chip->vendor.read_queue)
== 0) {
burstcnt = get_burstcount(chip);
+ if (burstcnt < 0)
+ return burstcnt;
len = min_t(int, burstcnt, count - size);
I2C_READ_DATA(client, TPM_DATA_FIFO, buf + size, len);
size += len;
@@ -451,7 +453,8 @@ static irqreturn_t tpm_ioserirq_handler(int irq, void *dev_id)
static int tpm_stm_i2c_send(struct tpm_chip *chip, unsigned char *buf,
size_t len)
{
- u32 status, burstcnt = 0, i, size;
+ u32 status, i, size;
+ int burstcnt = 0;
int ret;
u8 data;
struct i2c_client *client;
@@ -482,6 +485,8 @@ static int tpm_stm_i2c_send(struct tpm_chip *chip, unsigned char *buf,

for (i = 0; i < len - 1;) {
burstcnt = get_burstcount(chip);
+ if (burstcnt < 0)
+ return burstcnt;
size = min_t(int, len - i - 1, burstcnt);
ret = I2C_WRITE_DATA(client, TPM_DATA_FIFO, buf, size);
if (ret < 0)
diff --git a/drivers/char/tpm/tpm_ppi.c b/drivers/char/tpm/tpm_ppi.c
index e1f3337a0cf9..2db4419831be 100644
--- a/drivers/char/tpm/tpm_ppi.c
+++ b/drivers/char/tpm/tpm_ppi.c
@@ -172,7 +172,7 @@ static ssize_t tpm_store_ppi_request(struct device *dev,
* is updated with function index from SUBREQ to SUBREQ2 since PPI
* version 1.1
*/
- if (strcmp(version, "1.1") == -1)
+ if (strcmp(version, "1.1") < 0)
params[2].integer.value = TPM_PPI_FN_SUBREQ;
else
params[2].integer.value = TPM_PPI_FN_SUBREQ2;
@@ -182,7 +182,7 @@ static ssize_t tpm_store_ppi_request(struct device *dev,
* string/package type. For PPI version 1.0 and 1.1, use buffer type
* for compatibility, and use package type since 1.2 according to spec.
*/
- if (strcmp(version, "1.2") == -1) {
+ if (strcmp(version, "1.2") < 0) {
params[3].type = ACPI_TYPE_BUFFER;
params[3].buffer.length = sizeof(req);
sscanf(buf, "%d", &req);
@@ -248,7 +248,7 @@ static ssize_t tpm_show_ppi_transition_action(struct device *dev,
* (e.g. Capella with PPI 1.0) need integer/string/buffer type, so for
* compatibility, define params[3].type as buffer, if PPI version < 1.2
*/
- if (strcmp(version, "1.2") == -1) {
+ if (strcmp(version, "1.2") < 0) {
params[3].type = ACPI_TYPE_BUFFER;
params[3].buffer.length = 0;
params[3].buffer.pointer = NULL;
@@ -390,7 +390,7 @@ static ssize_t show_ppi_operations(char *buf, u32 start, u32 end)
kfree(output.pointer);
output.length = ACPI_ALLOCATE_BUFFER;
output.pointer = NULL;
- if (strcmp(version, "1.2") == -1)
+ if (strcmp(version, "1.2") < 0)
return -EPERM;

params[2].integer.value = TPM_PPI_FN_GETOPR;
diff --git a/drivers/edac/e752x_edac.c b/drivers/edac/e752x_edac.c
index 644fec54681f..f1e9d7bd131f 100644
--- a/drivers/edac/e752x_edac.c
+++ b/drivers/edac/e752x_edac.c
@@ -1182,9 +1182,11 @@ static int e752x_get_devs(struct pci_dev *pdev, int dev_idx,
pvt->bridge_ck = pci_get_device(PCI_VENDOR_ID_INTEL,
pvt->dev_info->err_dev, pvt->bridge_ck);

- if (pvt->bridge_ck == NULL)
+ if (pvt->bridge_ck == NULL) {
pvt->bridge_ck = pci_scan_single_device(pdev->bus,
PCI_DEVFN(0, 1));
+ pci_dev_get(pvt->bridge_ck);
+ }

if (pvt->bridge_ck == NULL) {
e752x_printk(KERN_ERR, "error reporting device not found:"
diff --git a/drivers/hwmon/k10temp.c b/drivers/hwmon/k10temp.c
index d65f3fd895dd..758774f4454c 100644
--- a/drivers/hwmon/k10temp.c
+++ b/drivers/hwmon/k10temp.c
@@ -210,6 +210,7 @@ static DEFINE_PCI_DEVICE_TABLE(k10temp_id_table) = {
{ PCI_VDEVICE(AMD, PCI_DEVICE_ID_AMD_CNB17H_F3) },
{ PCI_VDEVICE(AMD, PCI_DEVICE_ID_AMD_15H_NB_F3) },
{ PCI_VDEVICE(AMD, PCI_DEVICE_ID_AMD_15H_M10H_F3) },
+ { PCI_VDEVICE(AMD, PCI_DEVICE_ID_AMD_15H_M30H_NB_F3) },
{ PCI_VDEVICE(AMD, PCI_DEVICE_ID_AMD_16H_NB_F3) },
{}
};
diff --git a/drivers/i2c/busses/Kconfig b/drivers/i2c/busses/Kconfig
index 3b26129f6055..faa3e8e56f6c 100644
--- a/drivers/i2c/busses/Kconfig
+++ b/drivers/i2c/busses/Kconfig
@@ -152,6 +152,7 @@ config I2C_PIIX4
ATI SB700/SP5100
ATI SB800
AMD Hudson-2
+ AMD ML
AMD CZ
Serverworks OSB4
Serverworks CSB5
diff --git a/drivers/i2c/busses/i2c-mv64xxx.c b/drivers/i2c/busses/i2c-mv64xxx.c
index 8be7e42aa4de..b8c5187b9ee0 100644
--- a/drivers/i2c/busses/i2c-mv64xxx.c
+++ b/drivers/i2c/busses/i2c-mv64xxx.c
@@ -692,6 +692,7 @@ static const struct of_device_id mv64xxx_i2c_of_match_table[] = {
{ .compatible = "allwinner,sun4i-i2c", .data = &mv64xxx_i2c_regs_sun4i},
{ .compatible = "marvell,mv64xxx-i2c", .data = &mv64xxx_i2c_regs_mv64xxx},
{ .compatible = "marvell,mv78230-i2c", .data = &mv64xxx_i2c_regs_mv64xxx},
+ { .compatible = "marvell,mv78230-a0-i2c", .data = &mv64xxx_i2c_regs_mv64xxx},
{}
};
MODULE_DEVICE_TABLE(of, mv64xxx_i2c_of_match_table);
@@ -783,6 +784,10 @@ mv64xxx_of_config(struct mv64xxx_i2c_data *drv_data,
drv_data->errata_delay = true;
}

+ if (of_device_is_compatible(np, "marvell,mv78230-a0-i2c")) {
+ drv_data->offload_enabled = false;
+ drv_data->errata_delay = true;
+ }
out:
return rc;
#endif
diff --git a/drivers/i2c/busses/i2c-piix4.c b/drivers/i2c/busses/i2c-piix4.c
index a028617b8f13..f71b4d381c00 100644
--- a/drivers/i2c/busses/i2c-piix4.c
+++ b/drivers/i2c/busses/i2c-piix4.c
@@ -22,7 +22,7 @@
Intel PIIX4, 440MX
Serverworks OSB4, CSB5, CSB6, HT-1000, HT-1100
ATI IXP200, IXP300, IXP400, SB600, SB700/SP5100, SB800
- AMD Hudson-2, CZ
+ AMD Hudson-2, ML, CZ
SMSC Victory66

Note: we assume there can only be one device, with one or more
@@ -235,7 +235,8 @@ static int piix4_setup_sb800(struct pci_dev *PIIX4_dev,
{
unsigned short piix4_smba;
unsigned short smba_idx = 0xcd6;
- u8 smba_en_lo, smba_en_hi, i2ccfg, i2ccfg_offset = 0x10, smb_en;
+ u8 smba_en_lo, smba_en_hi, smb_en, smb_en_status;
+ u8 i2ccfg, i2ccfg_offset = 0x10;

/* SB800 and later SMBus does not support forcing address */
if (force || force_addr) {
@@ -245,7 +246,15 @@ static int piix4_setup_sb800(struct pci_dev *PIIX4_dev,
}

/* Determine the address of the SMBus areas */
- smb_en = (aux) ? 0x28 : 0x2c;
+ if ((PIIX4_dev->vendor == PCI_VENDOR_ID_AMD &&
+ PIIX4_dev->device == PCI_DEVICE_ID_AMD_HUDSON2_SMBUS &&
+ PIIX4_dev->revision >= 0x41) ||
+ (PIIX4_dev->vendor == PCI_VENDOR_ID_AMD &&
+ PIIX4_dev->device == 0x790b &&
+ PIIX4_dev->revision >= 0x49))
+ smb_en = 0x00;
+ else
+ smb_en = (aux) ? 0x28 : 0x2c;

if (!request_region(smba_idx, 2, "smba_idx")) {
dev_err(&PIIX4_dev->dev, "SMBus base address index region "
@@ -258,13 +267,22 @@ static int piix4_setup_sb800(struct pci_dev *PIIX4_dev,
smba_en_hi = inb_p(smba_idx + 1);
release_region(smba_idx, 2);

- if ((smba_en_lo & 1) == 0) {
+ if (!smb_en) {
+ smb_en_status = smba_en_lo & 0x10;
+ piix4_smba = smba_en_hi << 8;
+ if (aux)
+ piix4_smba |= 0x20;
+ } else {
+ smb_en_status = smba_en_lo & 0x01;
+ piix4_smba = ((smba_en_hi << 8) | smba_en_lo) & 0xffe0;
+ }
+
+ if (!smb_en_status) {
dev_err(&PIIX4_dev->dev,
"Host SMBus controller not enabled!\n");
return -ENODEV;
}

- piix4_smba = ((smba_en_hi << 8) | smba_en_lo) & 0xffe0;
if (acpi_check_region(piix4_smba, SMBIOSIZE, piix4_driver.name))
return -ENODEV;

diff --git a/drivers/md/bcache/bset.c b/drivers/md/bcache/bset.c
index 7d388b8bb50e..16958704af3b 100644
--- a/drivers/md/bcache/bset.c
+++ b/drivers/md/bcache/bset.c
@@ -955,7 +955,7 @@ static void sort_key_next(struct btree_iter *iter,
*i = iter->data[--iter->used];
}

-static void btree_sort_fixup(struct btree_iter *iter)
+static struct bkey *btree_sort_fixup(struct btree_iter *iter, struct bkey *tmp)
{
while (iter->used > 1) {
struct btree_iter_set *top = iter->data, *i = top + 1;
@@ -983,9 +983,22 @@ static void btree_sort_fixup(struct btree_iter *iter)
} else {
/* can't happen because of comparison func */
BUG_ON(!bkey_cmp(&START_KEY(top->k), &START_KEY(i->k)));
- bch_cut_back(&START_KEY(i->k), top->k);
+
+ if (bkey_cmp(i->k, top->k) < 0) {
+ bkey_copy(tmp, top->k);
+
+ bch_cut_back(&START_KEY(i->k), tmp);
+ bch_cut_front(i->k, top->k);
+ heap_sift(iter, 0, btree_iter_cmp);
+
+ return tmp;
+ } else {
+ bch_cut_back(&START_KEY(i->k), top->k);
+ }
}
}
+
+ return NULL;
}

static void btree_mergesort(struct btree *b, struct bset *out,
@@ -993,15 +1006,20 @@ static void btree_mergesort(struct btree *b, struct bset *out,
bool fixup, bool remove_stale)
{
struct bkey *k, *last = NULL;
+ BKEY_PADDED(k) tmp;
bool (*bad)(struct btree *, const struct bkey *) = remove_stale
? bch_ptr_bad
: bch_ptr_invalid;

while (!btree_iter_end(iter)) {
if (fixup && !b->level)
- btree_sort_fixup(iter);
+ k = btree_sort_fixup(iter, &tmp.k);
+ else
+ k = NULL;
+
+ if (!k)
+ k = bch_btree_iter_next(iter);

- k = bch_btree_iter_next(iter);
if (bad(b, k))
continue;

diff --git a/drivers/mfd/max77686.c b/drivers/mfd/max77686.c
index 34520cbe8afb..12b3ae3aa7c5 100644
--- a/drivers/mfd/max77686.c
+++ b/drivers/mfd/max77686.c
@@ -104,7 +104,7 @@ static int max77686_i2c_probe(struct i2c_client *i2c,
max77686->irq_gpio = pdata->irq_gpio;
max77686->irq = i2c->irq;

- max77686->regmap = regmap_init_i2c(i2c, &max77686_regmap_config);
+ max77686->regmap = devm_regmap_init_i2c(i2c, &max77686_regmap_config);
if (IS_ERR(max77686->regmap)) {
ret = PTR_ERR(max77686->regmap);
dev_err(max77686->dev, "Failed to allocate register map: %d\n",
diff --git a/drivers/misc/mei/hbm.c b/drivers/misc/mei/hbm.c
index 9b3a0fb7f265..5d9e687a866c 100644
--- a/drivers/misc/mei/hbm.c
+++ b/drivers/misc/mei/hbm.c
@@ -128,6 +128,17 @@ static bool is_treat_specially_client(struct mei_cl *cl,
return false;
}

+/**
+ * mei_hbm_idle - set hbm to idle state
+ *
+ * @dev: the device structure
+ */
+void mei_hbm_idle(struct mei_device *dev)
+{
+ dev->init_clients_timer = 0;
+ dev->hbm_state = MEI_HBM_IDLE;
+}
+
int mei_hbm_start_wait(struct mei_device *dev)
{
int ret;
@@ -577,6 +588,14 @@ void mei_hbm_dispatch(struct mei_device *dev, struct mei_msg_hdr *hdr)
mei_read_slots(dev, dev->rd_msg_buf, hdr->length);
mei_msg = (struct mei_bus_message *)dev->rd_msg_buf;

+ /* ignore spurious message and prevent reset nesting
+ * hbm is put to idle during system reset
+ */
+ if (dev->hbm_state == MEI_HBM_IDLE) {
+ dev_dbg(&dev->pdev->dev, "hbm: state is idle ignore spurious messages\n");
+ return 0;
+ }
+
switch (mei_msg->hbm_cmd) {
case HOST_START_RES_CMD:
version_res = (struct hbm_host_version_response *)mei_msg;
diff --git a/drivers/misc/mei/hbm.h b/drivers/misc/mei/hbm.h
index 4ae2e56e404f..210757701207 100644
--- a/drivers/misc/mei/hbm.h
+++ b/drivers/misc/mei/hbm.h
@@ -49,6 +49,7 @@ static inline void mei_hbm_hdr(struct mei_msg_hdr *hdr, size_t length)
hdr->reserved = 0;
}

+void mei_hbm_idle(struct mei_device *dev);
int mei_hbm_start_req(struct mei_device *dev);
int mei_hbm_start_wait(struct mei_device *dev);
int mei_hbm_cl_flow_control_req(struct mei_device *dev, struct mei_cl *cl);
diff --git a/drivers/misc/mei/init.c b/drivers/misc/mei/init.c
index f7f3abbe12b6..53a93908e030 100644
--- a/drivers/misc/mei/init.c
+++ b/drivers/misc/mei/init.c
@@ -151,14 +151,19 @@ void mei_reset(struct mei_device *dev, int interrupts_enabled)
dev_warn(&dev->pdev->dev, "unexpected reset: dev_state = %s\n",
mei_dev_state_str(dev->dev_state));

+ /* we're already in reset, cancel the init timer
+ * if the reset was called due the hbm protocol error
+ * we need to call it before hw start
+ * so the hbm watchdog won't kick in
+ */
+ mei_hbm_idle(dev);
+
ret = mei_hw_reset(dev, interrupts_enabled);
if (ret) {
dev_err(&dev->pdev->dev, "hw reset failed disabling the device\n");
interrupts_enabled = false;
- dev->dev_state = MEI_DEV_DISABLED;
}

- dev->hbm_state = MEI_HBM_IDLE;

if (dev->dev_state != MEI_DEV_INITIALIZING &&
dev->dev_state != MEI_DEV_POWER_UP) {
@@ -182,8 +187,6 @@ void mei_reset(struct mei_device *dev, int interrupts_enabled)
memset(&dev->wr_ext_msg, 0, sizeof(dev->wr_ext_msg));
}

- /* we're already in reset, cancel the init timer */
- dev->init_clients_timer = 0;

dev->me_clients_num = 0;
dev->rd_msg_hdr = 0;
@@ -191,6 +194,7 @@ void mei_reset(struct mei_device *dev, int interrupts_enabled)

if (!interrupts_enabled) {
dev_dbg(&dev->pdev->dev, "intr not enabled end of reset\n");
+ dev->dev_state = MEI_DEV_DISABLED;
return;
}

diff --git a/drivers/misc/mei/interrupt.c b/drivers/misc/mei/interrupt.c
index 7a95c07e59a6..6ce63f531fa2 100644
--- a/drivers/misc/mei/interrupt.c
+++ b/drivers/misc/mei/interrupt.c
@@ -533,7 +533,6 @@ EXPORT_SYMBOL_GPL(mei_irq_write_handler);
*
* @work: pointer to the work_struct structure
*
- * NOTE: This function is called by timer interrupt work
*/
void mei_timer(struct work_struct *work)
{
@@ -548,18 +547,24 @@ void mei_timer(struct work_struct *work)

mutex_lock(&dev->device_lock);
- if (dev->dev_state != MEI_DEV_ENABLED) {
- if (dev->dev_state == MEI_DEV_INIT_CLIENTS) {
- if (dev->init_clients_timer) {
- if (--dev->init_clients_timer == 0) {
- dev_err(&dev->pdev->dev, "reset: init clients timeout hbm_state = %d.\n",
- dev->hbm_state);
- mei_reset(dev, 1);
- }
+
+ /* Catch interrupt stalls during HBM init handshake */
+ if (dev->dev_state == MEI_DEV_INIT_CLIENTS &&
+ dev->hbm_state != MEI_HBM_IDLE) {
+
+ if (dev->init_clients_timer) {
+ if (--dev->init_clients_timer == 0) {
+ dev_err(&dev->pdev->dev, "timer: init clients timeout hbm_state = %d.\n",
+ dev->hbm_state);
+ mei_reset(dev, 1);
+ goto out;
}
}
- goto out;
}
+
+ if (dev->dev_state != MEI_DEV_ENABLED)
+ goto out;
+
/*** connect/disconnect timeouts ***/
list_for_each_entry_safe(cl_pos, cl_next, &dev->file_list, link) {
if (cl_pos->timer_count) {
diff --git a/drivers/misc/mic/host/mic_device.h b/drivers/misc/mic/host/mic_device.h
index 3574cc375bb9..b2da289320c9 100644
--- a/drivers/misc/mic/host/mic_device.h
+++ b/drivers/misc/mic/host/mic_device.h
@@ -134,6 +134,8 @@ struct mic_device {
* @send_intr: Send an interrupt for a particular doorbell on the card.
* @ack_interrupt: Hardware specific operations to ack the h/w on
* receipt of an interrupt.
+ * @intr_workarounds: Hardware specific workarounds needed after
+ * handling an interrupt.
* @reset: Reset the remote processor.
* @reset_fw_ready: Reset firmware ready field.
* @is_fw_ready: Check if firmware is ready for OS download.
@@ -149,6 +151,7 @@ struct mic_hw_ops {
void (*write_spad)(struct mic_device *mdev, unsigned int idx, u32 val);
void (*send_intr)(struct mic_device *mdev, int doorbell);
u32 (*ack_interrupt)(struct mic_device *mdev);
+ void (*intr_workarounds)(struct mic_device *mdev);
void (*reset)(struct mic_device *mdev);
void (*reset_fw_ready)(struct mic_device *mdev);
bool (*is_fw_ready)(struct mic_device *mdev);
diff --git a/drivers/misc/mic/host/mic_main.c b/drivers/misc/mic/host/mic_main.c
index ad838c7651c4..c04a021e20c7 100644
--- a/drivers/misc/mic/host/mic_main.c
+++ b/drivers/misc/mic/host/mic_main.c
@@ -115,7 +115,7 @@ static irqreturn_t mic_shutdown_db(int irq, void *data)
struct mic_device *mdev = data;
struct mic_bootparam *bootparam = mdev->dp;

- mdev->ops->ack_interrupt(mdev);
+ mdev->ops->intr_workarounds(mdev);

switch (bootparam->shutdown_status) {
case MIC_HALTED:
diff --git a/drivers/misc/mic/host/mic_virtio.c b/drivers/misc/mic/host/mic_virtio.c
index e04bb4fe6823..752ff873f891 100644
--- a/drivers/misc/mic/host/mic_virtio.c
+++ b/drivers/misc/mic/host/mic_virtio.c
@@ -369,7 +369,7 @@ static irqreturn_t mic_virtio_intr_handler(int irq, void *data)
struct mic_vdev *mvdev = data;
struct mic_device *mdev = mvdev->mdev;

- mdev->ops->ack_interrupt(mdev);
+ mdev->ops->intr_workarounds(mdev);
schedule_work(&mvdev->virtio_bh_work);
return IRQ_HANDLED;
}
diff --git a/drivers/misc/mic/host/mic_x100.c b/drivers/misc/mic/host/mic_x100.c
index 0dfa8a81436e..5562fdd3ef4e 100644
--- a/drivers/misc/mic/host/mic_x100.c
+++ b/drivers/misc/mic/host/mic_x100.c
@@ -174,35 +174,38 @@ static void mic_x100_send_intr(struct mic_device *mdev, int doorbell)
}

/**
- * mic_ack_interrupt - Device specific interrupt handling.
- * @mdev: pointer to mic_device instance
+ * mic_x100_ack_interrupt - Read the interrupt sources register and
+ * clear it. This function will be called in the MSI/INTx case.
+ * @mdev: Pointer to mic_device instance.
*
- * Returns: bitmask of doorbell events triggered.
+ * Returns: bitmask of interrupt sources triggered.
*/
static u32 mic_x100_ack_interrupt(struct mic_device *mdev)
{
- u32 reg = 0;
- struct mic_mw *mw = &mdev->mmio;
u32 sicr0 = MIC_X100_SBOX_BASE_ADDRESS + MIC_X100_SBOX_SICR0;
+ u32 reg = mic_mmio_read(&mdev->mmio, sicr0);
+ mic_mmio_write(&mdev->mmio, reg, sicr0);
+ return reg;
+}
+
+/**
+ * mic_x100_intr_workarounds - These hardware specific workarounds are
+ * to be invoked everytime an interrupt is handled.
+ * @mdev: Pointer to mic_device instance.
+ *
+ * Returns: none
+ */
+static void mic_x100_intr_workarounds(struct mic_device *mdev)
+{
+ struct mic_mw *mw = &mdev->mmio;

/* Clear pending bit array. */
if (MIC_A0_STEP == mdev->stepping)
mic_mmio_write(mw, 1, MIC_X100_SBOX_BASE_ADDRESS +
MIC_X100_SBOX_MSIXPBACR);

- if (mdev->irq_info.num_vectors <= 1) {
- reg = mic_mmio_read(mw, sicr0);
-
- if (unlikely(!reg))
- goto done;
-
- mic_mmio_write(mw, reg, sicr0);
- }
-
if (mdev->stepping >= MIC_B0_STEP)
mdev->intr_ops->enable_interrupts(mdev);
-done:
- return reg;
}

/**
@@ -553,6 +556,7 @@ struct mic_hw_ops mic_x100_ops = {
.write_spad = mic_x100_write_spad,
.send_intr = mic_x100_send_intr,
.ack_interrupt = mic_x100_ack_interrupt,
+ .intr_workarounds = mic_x100_intr_workarounds,
.reset = mic_x100_hw_reset,
.reset_fw_ready = mic_x100_reset_fw_ready,
.is_fw_ready = mic_x100_is_fw_ready,
diff --git a/drivers/mmc/host/sdhci-esdhc-imx.c b/drivers/mmc/host/sdhci-esdhc-imx.c
index 461a4c3f4ef7..1dcaf8a32be7 100644
--- a/drivers/mmc/host/sdhci-esdhc-imx.c
+++ b/drivers/mmc/host/sdhci-esdhc-imx.c
@@ -558,19 +558,17 @@ static unsigned int esdhc_pltfm_get_max_clock(struct sdhci_host *host)
struct pltfm_imx_data *imx_data = pltfm_host->priv;
struct esdhc_platform_data *boarddata = &imx_data->boarddata;

- u32 f_host = clk_get_rate(pltfm_host->clk);
-
- if (boarddata->f_max && (boarddata->f_max < f_host))
+ if (boarddata->f_max && (boarddata->f_max < pltfm_host->clock))
return boarddata->f_max;
else
- return f_host;
+ return pltfm_host->clock;
}

static unsigned int esdhc_pltfm_get_min_clock(struct sdhci_host *host)
{
struct sdhci_pltfm_host *pltfm_host = sdhci_priv(host);

- return clk_get_rate(pltfm_host->clk) / 256 / 16;
+ return pltfm_host->clock / 256 / 16;
}

static inline void esdhc_pltfm_set_clock(struct sdhci_host *host,
@@ -578,7 +576,7 @@ static inline void esdhc_pltfm_set_clock(struct sdhci_host *host,
{
struct sdhci_pltfm_host *pltfm_host = sdhci_priv(host);
struct pltfm_imx_data *imx_data = pltfm_host->priv;
- unsigned int host_clock = clk_get_rate(pltfm_host->clk);
+ unsigned int host_clock = pltfm_host->clock;
int pre_div = 2;
int div = 1;
u32 temp, val;
@@ -976,7 +974,7 @@ static int sdhci_esdhc_imx_probe(struct platform_device *pdev)
}

pltfm_host->clk = imx_data->clk_per;
-
+ pltfm_host->clock = clk_get_rate(pltfm_host->clk);
clk_prepare_enable(imx_data->clk_per);
clk_prepare_enable(imx_data->clk_ipg);
clk_prepare_enable(imx_data->clk_ahb);
diff --git a/drivers/mmc/host/sdhci-pci.c b/drivers/mmc/host/sdhci-pci.c
index 8f753811fc7a..c377c16ab0a2 100644
--- a/drivers/mmc/host/sdhci-pci.c
+++ b/drivers/mmc/host/sdhci-pci.c
@@ -381,6 +381,7 @@ static int intel_mrfl_mmc_probe_slot(struct sdhci_pci_slot *slot)

static const struct sdhci_pci_fixes sdhci_intel_mrfl_mmc = {
.quirks = SDHCI_QUIRK_NO_ENDATTR_IN_NOPDESC,
+ .quirks2 = SDHCI_QUIRK2_BROKEN_HS200,
.probe_slot = intel_mrfl_mmc_probe_slot,
};

diff --git a/drivers/mmc/host/sdhci.c b/drivers/mmc/host/sdhci.c
index bd8a0982aec3..3c719209c2cc 100644
--- a/drivers/mmc/host/sdhci.c
+++ b/drivers/mmc/host/sdhci.c
@@ -1845,12 +1845,12 @@ static int sdhci_execute_tuning(struct mmc_host *mmc, u32 opcode)
unsigned long timeout;
int err = 0;
bool requires_tuning_nonuhs = false;
+ unsigned long flags;

host = mmc_priv(mmc);

sdhci_runtime_pm_get(host);
- disable_irq(host->irq);
- spin_lock(&host->lock);
+ spin_lock_irqsave(&host->lock, flags);

ctrl = sdhci_readw(host, SDHCI_HOST_CONTROL2);

@@ -1870,15 +1870,13 @@ static int sdhci_execute_tuning(struct mmc_host *mmc, u32 opcode)
requires_tuning_nonuhs)
ctrl |= SDHCI_CTRL_EXEC_TUNING;
else {
- spin_unlock(&host->lock);
- enable_irq(host->irq);
+ spin_unlock_irqrestore(&host->lock, flags);
sdhci_runtime_pm_put(host);
return 0;
}

if (host->ops->platform_execute_tuning) {
- spin_unlock(&host->lock);
- enable_irq(host->irq);
+ spin_unlock_irqrestore(&host->lock, flags);
err = host->ops->platform_execute_tuning(host, opcode);
sdhci_runtime_pm_put(host);
return err;
@@ -1951,15 +1949,12 @@ static int sdhci_execute_tuning(struct mmc_host *mmc, u32 opcode)
host->cmd = NULL;
host->mrq = NULL;

- spin_unlock(&host->lock);
- enable_irq(host->irq);
-
+ spin_unlock_irqrestore(&host->lock, flags);
/* Wait for Buffer Read Ready interrupt */
wait_event_interruptible_timeout(host->buf_ready_int,
(host->tuning_done == 1),
msecs_to_jiffies(50));
- disable_irq(host->irq);
- spin_lock(&host->lock);
+ spin_lock_irqsave(&host->lock, flags);

if (!host->tuning_done) {
pr_info(DRIVER_NAME ": Timeout waiting for "
@@ -2034,8 +2029,7 @@ out:
err = 0;

sdhci_clear_set_irqs(host, SDHCI_INT_DATA_AVAIL, ier);
- spin_unlock(&host->lock);
- enable_irq(host->irq);
+ spin_unlock_irqrestore(&host->lock, flags);
sdhci_runtime_pm_put(host);

return err;
@@ -3004,7 +2998,8 @@ int sdhci_add_host(struct sdhci_host *host)
/* SD3.0: SDR104 is supported so (for eMMC) the caps2
* field can be promoted to support HS200.
*/
- mmc->caps2 |= MMC_CAP2_HS200;
+ if (!(host->quirks2 & SDHCI_QUIRK2_BROKEN_HS200))
+ mmc->caps2 |= MMC_CAP2_HS200;
} else if (caps[1] & SDHCI_SUPPORT_SDR50)
mmc->caps |= MMC_CAP_UHS_SDR50;

diff --git a/drivers/net/vxlan.c b/drivers/net/vxlan.c
index ed384fee76ac..02479739eaa0 100644
--- a/drivers/net/vxlan.c
+++ b/drivers/net/vxlan.c
@@ -1047,6 +1047,15 @@ static int vxlan_udp_encap_recv(struct sock *sk, struct sk_buff *skb)
if (!vs)
goto drop;

+ /* If the NIC driver gave us an encapsulated packet
+ * with the encapsulation mark, the device checksummed it
+ * for us. Otherwise force the upper layers to verify it.
+ */
+ if (skb->ip_summed != CHECKSUM_UNNECESSARY || !skb->encapsulation)
+ skb->ip_summed = CHECKSUM_NONE;
+
+ skb->encapsulation = 0;
+
vs->rcv(vs, skb, vxh->vx_vni);
return 0;

@@ -1105,17 +1114,6 @@ static void vxlan_rcv(struct vxlan_sock *vs,

skb_reset_network_header(skb);

- /* If the NIC driver gave us an encapsulated packet with
- * CHECKSUM_UNNECESSARY and Rx checksum feature is enabled,
- * leave the CHECKSUM_UNNECESSARY, the device checksummed it
- * for us. Otherwise force the upper layers to verify it.
- */
- if (skb->ip_summed != CHECKSUM_UNNECESSARY || !skb->encapsulation ||
- !(vxlan->dev->features & NETIF_F_RXCSUM))
- skb->ip_summed = CHECKSUM_NONE;
-
- skb->encapsulation = 0;
-
if (oip6)
err = IP6_ECN_decapsulate(oip6, skb);
if (oip)
diff --git a/drivers/net/wireless/ath/ath9k/hw.c b/drivers/net/wireless/ath/ath9k/hw.c
index 8918035da3a3..e79a2cffb4fe 100644
--- a/drivers/net/wireless/ath/ath9k/hw.c
+++ b/drivers/net/wireless/ath/ath9k/hw.c
@@ -2608,13 +2608,6 @@ int ath9k_hw_fill_cap_info(struct ath_hw *ah)
ah->eep_ops->get_eeprom(ah, EEP_PAPRD))
pCap->hw_caps |= ATH9K_HW_CAP_PAPRD;

- /*
- * Fast channel change across bands is available
- * only for AR9462 and AR9565.
- */
- if (AR_SREV_9462(ah) || AR_SREV_9565(ah))
- pCap->hw_caps |= ATH9K_HW_CAP_FCC_BAND_SWITCH;
-
return 0;
}

diff --git a/drivers/net/wireless/ath/ath9k/recv.c b/drivers/net/wireless/ath/ath9k/recv.c
index 95ddca5495d4..102060332dde 100644
--- a/drivers/net/wireless/ath/ath9k/recv.c
+++ b/drivers/net/wireless/ath/ath9k/recv.c
@@ -851,20 +851,15 @@ static int ath9k_process_rate(struct ath_common *common,
enum ieee80211_band band;
unsigned int i = 0;
struct ath_softc __maybe_unused *sc = common->priv;
+ struct ath_hw *ah = sc->sc_ah;

- band = hw->conf.chandef.chan->band;
+ band = ah->curchan->chan->band;
sband = hw->wiphy->bands[band];

- switch (hw->conf.chandef.width) {
- case NL80211_CHAN_WIDTH_5:
+ if (IS_CHAN_QUARTER_RATE(ah->curchan))
rxs->flag |= RX_FLAG_5MHZ;
- break;
- case NL80211_CHAN_WIDTH_10:
+ else if (IS_CHAN_HALF_RATE(ah->curchan))
rxs->flag |= RX_FLAG_10MHZ;
- break;
- default:
- break;
- }

if (rx_stats->rs_rate & 0x80) {
/* HT rate */
@@ -1248,6 +1243,14 @@ static int ath9k_rx_skb_preprocess(struct ath_softc *sc,
ath_start_rx_poll(sc, 3);
}

+ /*
+ * This shouldn't happen, but have a safety check anyway.
+ */
+ if (WARN_ON(!ah->curchan)) {
+ ret = -EINVAL;
+ goto exit;
+ }
+
if (ath9k_process_rate(common, hw, rx_stats, rx_status)) {
ret =-EINVAL;
goto exit;
@@ -1255,8 +1258,8 @@ static int ath9k_rx_skb_preprocess(struct ath_softc *sc,

ath9k_process_rssi(common, hw, rx_stats, rx_status);

- rx_status->band = hw->conf.chandef.chan->band;
- rx_status->freq = hw->conf.chandef.chan->center_freq;
+ rx_status->band = ah->curchan->chan->band;
+ rx_status->freq = ah->curchan->chan->center_freq;
rx_status->antenna = rx_stats->rs_antenna;
rx_status->flag |= RX_FLAG_MACTIME_END;

diff --git a/drivers/net/wireless/b43/b43.h b/drivers/net/wireless/b43/b43.h
index 7f3d461f7e8d..54376fddfaf9 100644
--- a/drivers/net/wireless/b43/b43.h
+++ b/drivers/net/wireless/b43/b43.h
@@ -731,8 +731,6 @@ enum b43_firmware_file_type {
struct b43_request_fw_context {
/* The device we are requesting the fw for. */
struct b43_wldev *dev;
- /* a completion event structure needed if this call is asynchronous */
- struct completion fw_load_complete;
/* a pointer to the firmware object */
const struct firmware *blob;
/* The type of firmware to request. */
@@ -809,6 +807,8 @@ enum {
struct b43_wldev {
struct b43_bus_dev *dev;
struct b43_wl *wl;
+ /* a completion event structure needed if this call is asynchronous */
+ struct completion fw_load_complete;

/* The device initialization status.
* Use b43_status() to query. */
diff --git a/drivers/net/wireless/b43/main.c b/drivers/net/wireless/b43/main.c
index ccd24f0acb8d..c75237eb55a1 100644
--- a/drivers/net/wireless/b43/main.c
+++ b/drivers/net/wireless/b43/main.c
@@ -2070,6 +2070,7 @@ void b43_do_release_fw(struct b43_firmware_file *fw)

static void b43_release_firmware(struct b43_wldev *dev)
{
+ complete(&dev->fw_load_complete);
b43_do_release_fw(&dev->fw.ucode);
b43_do_release_fw(&dev->fw.pcm);
b43_do_release_fw(&dev->fw.initvals);
@@ -2095,7 +2096,7 @@ static void b43_fw_cb(const struct firmware *firmware, void *context)
struct b43_request_fw_context *ctx = context;

ctx->blob = firmware;
- complete(&ctx->fw_load_complete);
+ complete(&ctx->dev->fw_load_complete);
}

int b43_do_request_fw(struct b43_request_fw_context *ctx,
@@ -2142,7 +2143,7 @@ int b43_do_request_fw(struct b43_request_fw_context *ctx,
}
if (async) {
/* do this part asynchronously */
- init_completion(&ctx->fw_load_complete);
+ init_completion(&ctx->dev->fw_load_complete);
err = request_firmware_nowait(THIS_MODULE, 1, ctx->fwname,
ctx->dev->dev->dev, GFP_KERNEL,
ctx, b43_fw_cb);
@@ -2150,12 +2151,11 @@ int b43_do_request_fw(struct b43_request_fw_context *ctx,
pr_err("Unable to load firmware\n");
return err;
}
- /* stall here until fw ready */
- wait_for_completion(&ctx->fw_load_complete);
+ wait_for_completion(&ctx->dev->fw_load_complete);
if (ctx->blob)
goto fw_ready;
/* On some ARM systems, the async request will fail, but the next sync
- * request works. For this reason, we dall through here
+ * request works. For this reason, we fall through here
*/
}
err = request_firmware(&ctx->blob, ctx->fwname,
@@ -2424,6 +2424,7 @@ error:

static int b43_one_core_attach(struct b43_bus_dev *dev, struct b43_wl *wl);
static void b43_one_core_detach(struct b43_bus_dev *dev);
+static int b43_rng_init(struct b43_wl *wl);

static void b43_request_firmware(struct work_struct *work)
{
@@ -2475,6 +2476,10 @@ start_ieee80211:
goto err_one_core_detach;
wl->hw_registred = true;
b43_leds_register(wl->current_dev);
+
+ /* Register HW RNG driver */
+ b43_rng_init(wl);
+
goto out;

err_one_core_detach:
@@ -4636,9 +4641,6 @@ static void b43_wireless_core_exit(struct b43_wldev *dev)
if (!dev || b43_status(dev) != B43_STAT_INITIALIZED)
return;

- /* Unregister HW RNG driver */
- b43_rng_exit(dev->wl);
-
b43_set_status(dev, B43_STAT_UNINIT);

/* Stop the microcode PSM. */
@@ -4795,9 +4797,6 @@ static int b43_wireless_core_init(struct b43_wldev *dev)

b43_set_status(dev, B43_STAT_INITIALIZED);

- /* Register HW RNG driver */
- b43_rng_init(dev->wl);
-
out:
return err;

@@ -5464,6 +5463,9 @@ static void b43_bcma_remove(struct bcma_device *core)

b43_one_core_detach(wldev->dev);

+ /* Unregister HW RNG driver */
+ b43_rng_exit(wl);
+
b43_leds_unregister(wl);

ieee80211_free_hw(wl->hw);
@@ -5541,6 +5543,9 @@ static void b43_ssb_remove(struct ssb_device *sdev)

b43_one_core_detach(dev);

+ /* Unregister HW RNG driver */
+ b43_rng_exit(wl);
+
if (list_empty(&wl->devlist)) {
b43_leds_unregister(wl);
/* Last core on the chip unregistered.
diff --git a/drivers/net/wireless/b43/xmit.c b/drivers/net/wireless/b43/xmit.c
index 4ae63f4ddfb2..50e5ddb12fb3 100644
--- a/drivers/net/wireless/b43/xmit.c
+++ b/drivers/net/wireless/b43/xmit.c
@@ -821,10 +821,10 @@ void b43_rx(struct b43_wldev *dev, struct sk_buff *skb, const void *_rxhdr)
* channel number in b43. */
if (chanstat & B43_RX_CHAN_5GHZ) {
status.band = IEEE80211_BAND_5GHZ;
- status.freq = b43_freq_to_channel_5ghz(chanid);
+ status.freq = b43_channel_to_freq_5ghz(chanid);
} else {
status.band = IEEE80211_BAND_2GHZ;
- status.freq = b43_freq_to_channel_2ghz(chanid);
+ status.freq = b43_channel_to_freq_2ghz(chanid);
}
break;
default:
diff --git a/drivers/net/wireless/b43legacy/main.c b/drivers/net/wireless/b43legacy/main.c
index 572668821862..349c77605231 100644
--- a/drivers/net/wireless/b43legacy/main.c
+++ b/drivers/net/wireless/b43legacy/main.c
@@ -3919,6 +3919,7 @@ static void b43legacy_remove(struct ssb_device *dev)
* as the ieee80211 unreg will destroy the workqueue. */
cancel_work_sync(&wldev->restart_work);
cancel_work_sync(&wl->firmware_load);
+ complete(&wldev->fw_load_complete);

B43legacy_WARN_ON(!wl);
if (!wldev->fw.ucode)
diff --git a/drivers/net/wireless/iwlwifi/iwl-prph.h b/drivers/net/wireless/iwlwifi/iwl-prph.h
index a70c7b9d9bad..07867c60bd63 100644
--- a/drivers/net/wireless/iwlwifi/iwl-prph.h
+++ b/drivers/net/wireless/iwlwifi/iwl-prph.h
@@ -274,4 +274,8 @@ static inline unsigned int SCD_QUEUE_STATUS_BITS(unsigned int chnl)

/*********************** END TX SCHEDULER *************************************/

+/* Oscillator clock */
+#define OSC_CLK (0xa04068)
+#define OSC_CLK_FORCE_CONTROL (0x8)
+
#endif /* __iwl_prph_h__ */
diff --git a/drivers/net/wireless/iwlwifi/mvm/ops.c b/drivers/net/wireless/iwlwifi/mvm/ops.c
index d86083c6f445..bb5834200194 100644
--- a/drivers/net/wireless/iwlwifi/mvm/ops.c
+++ b/drivers/net/wireless/iwlwifi/mvm/ops.c
@@ -470,6 +470,7 @@ iwl_op_mode_mvm_start(struct iwl_trans *trans, const struct iwl_cfg *cfg,

out_unregister:
ieee80211_unregister_hw(mvm->hw);
+ iwl_mvm_leds_exit(mvm);
out_free:
iwl_phy_db_free(mvm->phy_db);
kfree(mvm->scan_cmd);
diff --git a/drivers/net/wireless/iwlwifi/pcie/trans.c b/drivers/net/wireless/iwlwifi/pcie/trans.c
index cde9c16f6e4f..f53ef83a6fd4 100644
--- a/drivers/net/wireless/iwlwifi/pcie/trans.c
+++ b/drivers/net/wireless/iwlwifi/pcie/trans.c
@@ -206,6 +206,28 @@ static int iwl_pcie_apm_init(struct iwl_trans *trans)
goto out;
}

+ if (trans->cfg->host_interrupt_operation_mode) {
+ /*
+ * This is a bit of an abuse - This is needed for 7260 / 3160
+ * only check host_interrupt_operation_mode even if this is
+ * not related to host_interrupt_operation_mode.
+ *
+ * Enable the oscillator to count wake up time for L1 exit. This
+ * consumes slightly more power (100uA) - but allows to be sure
+ * that we wake up from L1 on time.
+ *
+ * This looks weird: read twice the same register, discard the
+ * value, set a bit, and yet again, read that same register
+ * just to discard the value. But that's the way the hardware
+ * seems to like it.
+ */
+ iwl_read_prph(trans, OSC_CLK);
+ iwl_read_prph(trans, OSC_CLK);
+ iwl_set_bits_prph(trans, OSC_CLK, OSC_CLK_FORCE_CONTROL);
+ iwl_read_prph(trans, OSC_CLK);
+ iwl_read_prph(trans, OSC_CLK);
+ }
+
/*
* Enable DMA clock and wait for it to stabilize.
*
diff --git a/drivers/net/wireless/mwifiex/fw.h b/drivers/net/wireless/mwifiex/fw.h
index c8385ec77a86..7099b0e8add7 100644
--- a/drivers/net/wireless/mwifiex/fw.h
+++ b/drivers/net/wireless/mwifiex/fw.h
@@ -226,7 +226,7 @@ enum MWIFIEX_802_11_PRIVACY_FILTER {

/* HW_SPEC fw_cap_info */

-#define ISSUPP_11ACENABLED(fw_cap_info) (fw_cap_info & (BIT(13)|BIT(14)))
+#define ISSUPP_11ACENABLED(fw_cap_info) (fw_cap_info & (BIT(12)|BIT(13)))

#define GET_VHTCAP_CHWDSET(vht_cap_info) ((vht_cap_info >> 2) & 0x3)
#define GET_VHTNSSMCS(mcs_mapset, nss) ((mcs_mapset >> (2 * (nss - 1))) & 0x3)
diff --git a/drivers/net/wireless/mwifiex/scan.c b/drivers/net/wireless/mwifiex/scan.c
index 8cf7d50a7603..ba48e64673d9 100644
--- a/drivers/net/wireless/mwifiex/scan.c
+++ b/drivers/net/wireless/mwifiex/scan.c
@@ -1681,7 +1681,7 @@ int mwifiex_ret_802_11_scan(struct mwifiex_private *priv,
const u8 *ie_buf;
size_t ie_len;
u16 channel = 0;
- u64 fw_tsf = 0;
+ __le64 fw_tsf = 0;
u16 beacon_size = 0;
u32 curr_bcn_bytes;
u32 freq;
@@ -1815,7 +1815,7 @@ int mwifiex_ret_802_11_scan(struct mwifiex_private *priv,
ie_buf, ie_len, rssi, GFP_KERNEL);
bss_priv = (struct mwifiex_bss_priv *)bss->priv;
bss_priv->band = band;
- bss_priv->fw_tsf = fw_tsf;
+ bss_priv->fw_tsf = le64_to_cpu(fw_tsf);
if (priv->media_connected &&
!memcmp(bssid,
priv->curr_bss_params.bss_descriptor
diff --git a/drivers/net/wireless/rtlwifi/base.c b/drivers/net/wireless/rtlwifi/base.c
index ff784072fb42..fcf9b621918c 100644
--- a/drivers/net/wireless/rtlwifi/base.c
+++ b/drivers/net/wireless/rtlwifi/base.c
@@ -1437,7 +1437,8 @@ void rtl_watchdog_wq_callback(void *data)
/* if we can't recv beacon for 6s, we should
* reconnect this AP
*/
- if (rtlpriv->link_info.roam_times >= 3) {
+ if ((rtlpriv->link_info.roam_times >= 3) &&
+ !is_zero_ether_addr(rtlpriv->mac80211.bssid)) {
RT_TRACE(rtlpriv, COMP_ERR, DBG_EMERG,
"AP off, try to reconnect now\n");
rtlpriv->link_info.roam_times = 0;
diff --git a/drivers/net/wireless/rtlwifi/core.c b/drivers/net/wireless/rtlwifi/core.c
index 210ce7cd94d8..2d337a0c3df0 100644
--- a/drivers/net/wireless/rtlwifi/core.c
+++ b/drivers/net/wireless/rtlwifi/core.c
@@ -46,10 +46,20 @@ void rtl_fw_cb(const struct firmware *firmware, void *context)
"Firmware callback routine entered!\n");
complete(&rtlpriv->firmware_loading_complete);
if (!firmware) {
+ if (rtlpriv->cfg->alt_fw_name) {
+ err = request_firmware(&firmware,
+ rtlpriv->cfg->alt_fw_name,
+ rtlpriv->io.dev);
+ pr_info("Loading alternative firmware %s\n",
+ rtlpriv->cfg->alt_fw_name);
+ if (!err)
+ goto found_alt;
+ }
pr_err("Firmware %s not available\n", rtlpriv->cfg->fw_name);
rtlpriv->max_fw_size = 0;
return;
}
+found_alt:
if (firmware->size > rtlpriv->max_fw_size) {
RT_TRACE(rtlpriv, COMP_ERR, DBG_EMERG,
"Firmware is too big!\n");
@@ -184,6 +194,7 @@ static int rtl_op_add_interface(struct ieee80211_hw *hw,
rtlpriv->cfg->maps
[RTL_IBSS_INT_MASKS]);
}
+ mac->link_state = MAC80211_LINKED;
break;
case NL80211_IFTYPE_ADHOC:
RT_TRACE(rtlpriv, COMP_MAC80211, DBG_LOUD,
diff --git a/drivers/net/wireless/rtlwifi/rtl8188ee/dm.c b/drivers/net/wireless/rtlwifi/rtl8188ee/dm.c
index 21a5cf060677..a6184b6e1d57 100644
--- a/drivers/net/wireless/rtlwifi/rtl8188ee/dm.c
+++ b/drivers/net/wireless/rtlwifi/rtl8188ee/dm.c
@@ -1078,7 +1078,7 @@ static void rtl88e_dm_txpower_tracking_callback_thermalmeter(struct ieee80211_hw
rtldm->swing_flag_ofdm = true;
}

- if (rtldm->swing_idx_cck != rtldm->swing_idx_cck) {
+ if (rtldm->swing_idx_cck_cur != rtldm->swing_idx_cck) {
rtldm->swing_idx_cck_cur = rtldm->swing_idx_cck;
rtldm->swing_flag_cck = true;
}
diff --git a/drivers/net/wireless/rtlwifi/rtl8192c/dm_common.c b/drivers/net/wireless/rtlwifi/rtl8192c/dm_common.c
index e9caa5d4cff0..fd7e4a7c94de 100644
--- a/drivers/net/wireless/rtlwifi/rtl8192c/dm_common.c
+++ b/drivers/net/wireless/rtlwifi/rtl8192c/dm_common.c
@@ -158,6 +158,42 @@ static const u8 cckswing_table_ch14[CCK_TABLE_SIZE][8] = {
{0x09, 0x08, 0x07, 0x04, 0x00, 0x00, 0x00, 0x00}
};

+static u32 power_index_reg[6] = {0xc90, 0xc91, 0xc92, 0xc98, 0xc99, 0xc9a};
+
+void dm_restorepowerindex(struct ieee80211_hw *hw)
+{
+ struct rtl_priv *rtlpriv = rtl_priv(hw);
+ u8 index;
+
+ for (index = 0; index < 6; index++)
+ rtl_write_byte(rtlpriv, power_index_reg[index],
+ rtlpriv->dm.powerindex_backup[index]);
+}
+EXPORT_SYMBOL_GPL(dm_restorepowerindex);
+
+void dm_writepowerindex(struct ieee80211_hw *hw, u8 value)
+{
+ struct rtl_priv *rtlpriv = rtl_priv(hw);
+ u8 index;
+
+ for (index = 0; index < 6; index++)
+ rtl_write_byte(rtlpriv, power_index_reg[index], value);
+}
+EXPORT_SYMBOL_GPL(dm_writepowerindex);
+
+void dm_savepowerindex(struct ieee80211_hw *hw)
+{
+ struct rtl_priv *rtlpriv = rtl_priv(hw);
+ u8 index;
+ u8 tmp;
+
+ for (index = 0; index < 6; index++) {
+ tmp = rtl_read_byte(rtlpriv, power_index_reg[index]);
+ rtlpriv->dm.powerindex_backup[index] = tmp;
+ }
+}
+EXPORT_SYMBOL_GPL(dm_savepowerindex);
+
static void rtl92c_dm_diginit(struct ieee80211_hw *hw)
{
struct rtl_priv *rtlpriv = rtl_priv(hw);
@@ -180,7 +216,12 @@ static void rtl92c_dm_diginit(struct ieee80211_hw *hw)
dm_digtable->back_range_max = DM_DIG_BACKOFF_MAX;
dm_digtable->back_range_min = DM_DIG_BACKOFF_MIN;
dm_digtable->pre_cck_pd_state = CCK_PD_STAGE_MAX;
- dm_digtable->cur_cck_pd_state = CCK_PD_STAGE_MAX;
+ dm_digtable->cur_cck_pd_state = CCK_PD_STAGE_LowRssi;
+
+ dm_digtable->forbidden_igi = DM_DIG_MIN;
+ dm_digtable->large_fa_hit = 0;
+ dm_digtable->recover_cnt = 0;
+ dm_digtable->dig_dynamic_min = 0x25;
}

static u8 rtl92c_dm_initial_gain_min_pwdb(struct ieee80211_hw *hw)
@@ -206,7 +247,9 @@ static u8 rtl92c_dm_initial_gain_min_pwdb(struct ieee80211_hw *hw)
rssi_val_min = rtlpriv->dm.entry_min_undec_sm_pwdb;
}

- return (u8) rssi_val_min;
+ if (rssi_val_min > 100)
+ rssi_val_min = 100;
+ return (u8)rssi_val_min;
}

static void rtl92c_dm_false_alarm_counter_statistics(struct ieee80211_hw *hw)
@@ -224,9 +267,17 @@ static void rtl92c_dm_false_alarm_counter_statistics(struct ieee80211_hw *hw)

ret_value = rtl_get_bbreg(hw, ROFDM_PHYCOUNTER3, MASKDWORD);
falsealm_cnt->cnt_mcs_fail = (ret_value & 0xffff);
+
+ ret_value = rtl_get_bbreg(hw, ROFDM0_FRAMESYNC, MASKDWORD);
+ falsealm_cnt->cnt_fast_fsync_fail = (ret_value & 0xffff);
+ falsealm_cnt->cnt_sb_search_fail = ((ret_value & 0xffff0000) >> 16);
+
falsealm_cnt->cnt_ofdm_fail = falsealm_cnt->cnt_parity_fail +
- falsealm_cnt->cnt_rate_illegal +
- falsealm_cnt->cnt_crc8_fail + falsealm_cnt->cnt_mcs_fail;
+ falsealm_cnt->cnt_rate_illegal +
+ falsealm_cnt->cnt_crc8_fail +
+ falsealm_cnt->cnt_mcs_fail +
+ falsealm_cnt->cnt_fast_fsync_fail +
+ falsealm_cnt->cnt_sb_search_fail;

rtl_set_bbreg(hw, RCCK0_FALSEALARMREPORT, BIT(14), 1);
ret_value = rtl_get_bbreg(hw, RCCK0_FACOUNTERLOWER, MASKBYTE0);
@@ -271,12 +322,14 @@ static void rtl92c_dm_ctrl_initgain_by_fa(struct ieee80211_hw *hw)
value_igi++;
else if (rtlpriv->falsealm_cnt.cnt_all >= DM_DIG_FA_TH2)
value_igi += 2;
+
if (value_igi > DM_DIG_FA_UPPER)
value_igi = DM_DIG_FA_UPPER;
else if (value_igi < DM_DIG_FA_LOWER)
value_igi = DM_DIG_FA_LOWER;
+
if (rtlpriv->falsealm_cnt.cnt_all > 10000)
- value_igi = 0x32;
+ value_igi = DM_DIG_FA_UPPER;

dm_digtable->cur_igvalue = value_igi;
rtl92c_dm_write_dig(hw);
@@ -286,32 +339,80 @@ static void rtl92c_dm_ctrl_initgain_by_rssi(struct ieee80211_hw *hw)
{
struct rtl_priv *rtlpriv = rtl_priv(hw);
struct dig_t *digtable = &rtlpriv->dm_digtable;
+ u32 isbt;
+
+ /* modify DIG lower bound, deal with abnorally large false alarm */
+ if (rtlpriv->falsealm_cnt.cnt_all > 10000) {
+ digtable->large_fa_hit++;
+ if (digtable->forbidden_igi < digtable->cur_igvalue) {
+ digtable->forbidden_igi = digtable->cur_igvalue;
+ digtable->large_fa_hit = 1;
+ }

- if (rtlpriv->falsealm_cnt.cnt_all > digtable->fa_highthresh) {
- if ((digtable->back_val - 2) < digtable->back_range_min)
- digtable->back_val = digtable->back_range_min;
- else
- digtable->back_val -= 2;
- } else if (rtlpriv->falsealm_cnt.cnt_all < digtable->fa_lowthresh) {
- if ((digtable->back_val + 2) > digtable->back_range_max)
- digtable->back_val = digtable->back_range_max;
- else
- digtable->back_val += 2;
+ if (digtable->large_fa_hit >= 3) {
+ if ((digtable->forbidden_igi + 1) >
+ digtable->rx_gain_max)
+ digtable->rx_gain_min = digtable->rx_gain_max;
+ else
+ digtable->rx_gain_min = (digtable->forbidden_igi + 1);
+ digtable->recover_cnt = 3600; /* 3600=2hr */
+ }
+ } else {
+ /* Recovery mechanism for IGI lower bound */
+ if (digtable->recover_cnt != 0) {
+ digtable->recover_cnt--;
+ } else {
+ if (digtable->large_fa_hit == 0) {
+ if ((digtable->forbidden_igi-1) < DM_DIG_MIN) {
+ digtable->forbidden_igi = DM_DIG_MIN;
+ digtable->rx_gain_min = DM_DIG_MIN;
+ } else {
+ digtable->forbidden_igi--;
+ digtable->rx_gain_min = digtable->forbidden_igi + 1;
+ }
+ } else if (digtable->large_fa_hit == 3) {
+ digtable->large_fa_hit = 0;
+ }
+ }
+ }
+ if (rtlpriv->falsealm_cnt.cnt_all < 250) {
+ isbt = rtl_read_byte(rtlpriv, 0x4fd) & 0x01;
+
+ if (!isbt) {
+ if (rtlpriv->falsealm_cnt.cnt_all >
+ digtable->fa_lowthresh) {
+ if ((digtable->back_val - 2) <
+ digtable->back_range_min)
+ digtable->back_val = digtable->back_range_min;
+ else
+ digtable->back_val -= 2;
+ } else if (rtlpriv->falsealm_cnt.cnt_all <
+ digtable->fa_lowthresh) {
+ if ((digtable->back_val + 2) >
+ digtable->back_range_max)
+ digtable->back_val = digtable->back_range_max;
+ else
+ digtable->back_val += 2;
+ }
+ } else {
+ digtable->back_val = DM_DIG_BACKOFF_DEFAULT;
+ }
+ } else {
+ /* Adjust initial gain by false alarm */
+ if (rtlpriv->falsealm_cnt.cnt_all > 1000)
+ digtable->cur_igvalue = digtable->pre_igvalue + 2;
+ else if (rtlpriv->falsealm_cnt.cnt_all > 750)
+ digtable->cur_igvalue = digtable->pre_igvalue + 1;
+ else if (rtlpriv->falsealm_cnt.cnt_all < 500)
+ digtable->cur_igvalue = digtable->pre_igvalue - 1;
}

- if ((digtable->rssi_val_min + 10 - digtable->back_val) >
- digtable->rx_gain_max)
+ /* Check initial gain by upper/lower bound */
+ if (digtable->cur_igvalue > digtable->rx_gain_max)
digtable->cur_igvalue = digtable->rx_gain_max;
- else if ((digtable->rssi_val_min + 10 -
- digtable->back_val) < digtable->rx_gain_min)
- digtable->cur_igvalue = digtable->rx_gain_min;
- else
- digtable->cur_igvalue = digtable->rssi_val_min + 10 -
- digtable->back_val;

- RT_TRACE(rtlpriv, COMP_DIG, DBG_TRACE,
- "rssi_val_min = %x back_val %x\n",
- digtable->rssi_val_min, digtable->back_val);
+ if (digtable->cur_igvalue < digtable->rx_gain_min)
+ digtable->cur_igvalue = digtable->rx_gain_min;

rtl92c_dm_write_dig(hw);
}
@@ -329,7 +430,7 @@ static void rtl92c_dm_initial_gain_multi_sta(struct ieee80211_hw *hw)
multi_sta = true;

if (!multi_sta ||
- dm_digtable->cursta_cstate != DIG_STA_DISCONNECT) {
+ dm_digtable->cursta_cstate == DIG_STA_DISCONNECT) {
initialized = false;
dm_digtable->dig_ext_port_stage = DIG_EXT_PORT_STAGE_MAX;
return;
@@ -375,7 +476,6 @@ static void rtl92c_dm_initial_gain_sta(struct ieee80211_hw *hw)
RT_TRACE(rtlpriv, COMP_DIG, DBG_TRACE,
"presta_cstate = %x, cursta_cstate = %x\n",
dm_digtable->presta_cstate, dm_digtable->cursta_cstate);
-
if (dm_digtable->presta_cstate == dm_digtable->cursta_cstate ||
dm_digtable->cursta_cstate == DIG_STA_BEFORE_CONNECT ||
dm_digtable->cursta_cstate == DIG_STA_CONNECT) {
@@ -383,6 +483,8 @@ static void rtl92c_dm_initial_gain_sta(struct ieee80211_hw *hw)
if (dm_digtable->cursta_cstate != DIG_STA_DISCONNECT) {
dm_digtable->rssi_val_min =
rtl92c_dm_initial_gain_min_pwdb(hw);
+ if (dm_digtable->rssi_val_min > 100)
+ dm_digtable->rssi_val_min = 100;
rtl92c_dm_ctrl_initgain_by_rssi(hw);
}
} else {
@@ -398,11 +500,12 @@ static void rtl92c_dm_initial_gain_sta(struct ieee80211_hw *hw)
static void rtl92c_dm_cck_packet_detection_thresh(struct ieee80211_hw *hw)
{
struct rtl_priv *rtlpriv = rtl_priv(hw);
- struct rtl_hal *rtlhal = rtl_hal(rtl_priv(hw));
struct dig_t *dm_digtable = &rtlpriv->dm_digtable;

if (dm_digtable->cursta_cstate == DIG_STA_CONNECT) {
dm_digtable->rssi_val_min = rtl92c_dm_initial_gain_min_pwdb(hw);
+ if (dm_digtable->rssi_val_min > 100)
+ dm_digtable->rssi_val_min = 100;

if (dm_digtable->pre_cck_pd_state == CCK_PD_STAGE_LowRssi) {
if (dm_digtable->rssi_val_min <= 25)
@@ -424,48 +527,14 @@ static void rtl92c_dm_cck_packet_detection_thresh(struct ieee80211_hw *hw)
}

if (dm_digtable->pre_cck_pd_state != dm_digtable->cur_cck_pd_state) {
- if (dm_digtable->cur_cck_pd_state == CCK_PD_STAGE_LowRssi) {
- if (rtlpriv->falsealm_cnt.cnt_cck_fail > 800)
- dm_digtable->cur_cck_fa_state =
- CCK_FA_STAGE_High;
- else
- dm_digtable->cur_cck_fa_state = CCK_FA_STAGE_Low;
-
- if (dm_digtable->pre_cck_fa_state !=
- dm_digtable->cur_cck_fa_state) {
- if (dm_digtable->cur_cck_fa_state ==
- CCK_FA_STAGE_Low)
- rtl_set_bbreg(hw, RCCK0_CCA, MASKBYTE2,
- 0x83);
- else
- rtl_set_bbreg(hw, RCCK0_CCA, MASKBYTE2,
- 0xcd);
-
- dm_digtable->pre_cck_fa_state =
- dm_digtable->cur_cck_fa_state;
- }
-
- rtl_set_bbreg(hw, RCCK0_SYSTEM, MASKBYTE1, 0x40);
-
- if (IS_92C_SERIAL(rtlhal->version))
- rtl_set_bbreg(hw, RCCK0_FALSEALARMREPORT,
- MASKBYTE2, 0xd7);
- } else {
+ if ((dm_digtable->cur_cck_pd_state == CCK_PD_STAGE_LowRssi) ||
+ (dm_digtable->cur_cck_pd_state == CCK_PD_STAGE_MAX))
+ rtl_set_bbreg(hw, RCCK0_CCA, MASKBYTE2, 0x83);
+ else
rtl_set_bbreg(hw, RCCK0_CCA, MASKBYTE2, 0xcd);
- rtl_set_bbreg(hw, RCCK0_SYSTEM, MASKBYTE1, 0x47);

- if (IS_92C_SERIAL(rtlhal->version))
- rtl_set_bbreg(hw, RCCK0_FALSEALARMREPORT,
- MASKBYTE2, 0xd3);
- }
dm_digtable->pre_cck_pd_state = dm_digtable->cur_cck_pd_state;
}
-
- RT_TRACE(rtlpriv, COMP_DIG, DBG_TRACE, "CCKPDStage=%x\n",
- dm_digtable->cur_cck_pd_state);
-
- RT_TRACE(rtlpriv, COMP_DIG, DBG_TRACE, "is92C=%x\n",
- IS_92C_SERIAL(rtlhal->version));
}

static void rtl92c_dm_ctrl_initgain_by_twoport(struct ieee80211_hw *hw)
@@ -482,6 +551,8 @@ static void rtl92c_dm_ctrl_initgain_by_twoport(struct ieee80211_hw *hw)
else
dm_digtable->cursta_cstate = DIG_STA_DISCONNECT;

+ dm_digtable->curmultista_cstate = DIG_MULTISTA_DISCONNECT;
+
rtl92c_dm_initial_gain_sta(hw);
rtl92c_dm_initial_gain_multi_sta(hw);
rtl92c_dm_cck_packet_detection_thresh(hw);
@@ -493,23 +564,26 @@ static void rtl92c_dm_ctrl_initgain_by_twoport(struct ieee80211_hw *hw)
static void rtl92c_dm_dig(struct ieee80211_hw *hw)
{
struct rtl_priv *rtlpriv = rtl_priv(hw);
- struct dig_t *dm_digtable = &rtlpriv->dm_digtable;

if (rtlpriv->dm.dm_initialgain_enable == false)
return;
- if (dm_digtable->dig_enable_flag == false)
+ if (!rtlpriv->dm.dm_flag & DYNAMIC_FUNC_DIG)
return;

rtl92c_dm_ctrl_initgain_by_twoport(hw);
-
}

static void rtl92c_dm_init_dynamic_txpower(struct ieee80211_hw *hw)
{
struct rtl_priv *rtlpriv = rtl_priv(hw);

- rtlpriv->dm.dynamic_txpower_enable = false;
-
+ if (rtlpriv->rtlhal.interface == INTF_USB &&
+ rtlpriv->rtlhal.board_type & 0x1) {
+ dm_savepowerindex(hw);
+ rtlpriv->dm.dynamic_txpower_enable = true;
+ } else {
+ rtlpriv->dm.dynamic_txpower_enable = false;
+ }
rtlpriv->dm.last_dtp_lvl = TXHIGHPWRLEVEL_NORMAL;
rtlpriv->dm.dynamic_txhighpower_lvl = TXHIGHPWRLEVEL_NORMAL;
}
@@ -524,9 +598,14 @@ void rtl92c_dm_write_dig(struct ieee80211_hw *hw)
dm_digtable->cur_igvalue, dm_digtable->pre_igvalue,
dm_digtable->back_val);

- dm_digtable->cur_igvalue += 2;
- if (dm_digtable->cur_igvalue > 0x3f)
- dm_digtable->cur_igvalue = 0x3f;
+ if (rtlpriv->rtlhal.interface == INTF_USB &&
+ !dm_digtable->dig_enable_flag) {
+ dm_digtable->pre_igvalue = 0x17;
+ return;
+ }
+ dm_digtable->cur_igvalue -= 1;
+ if (dm_digtable->cur_igvalue < DM_DIG_MIN)
+ dm_digtable->cur_igvalue = DM_DIG_MIN;

if (dm_digtable->pre_igvalue != dm_digtable->cur_igvalue) {
rtl_set_bbreg(hw, ROFDM0_XAAGCCORE1, 0x7f,
@@ -536,11 +615,47 @@ void rtl92c_dm_write_dig(struct ieee80211_hw *hw)

dm_digtable->pre_igvalue = dm_digtable->cur_igvalue;
}
+ RT_TRACE(rtlpriv, COMP_DIG, DBG_WARNING,
+ "dig values 0x%x 0x%x 0x%x 0x%x 0x%x 0x%x 0x%x 0x%x\n",
+ dm_digtable->cur_igvalue, dm_digtable->pre_igvalue,
+ dm_digtable->rssi_val_min, dm_digtable->back_val,
+ dm_digtable->rx_gain_max, dm_digtable->rx_gain_min,
+ dm_digtable->large_fa_hit, dm_digtable->forbidden_igi);
}
EXPORT_SYMBOL(rtl92c_dm_write_dig);

static void rtl92c_dm_pwdb_monitor(struct ieee80211_hw *hw)
{
+ struct rtl_priv *rtlpriv = rtl_priv(hw);
+ struct rtl_mac *mac = rtl_mac(rtl_priv(hw));
+ long tmpentry_max_pwdb = 0, tmpentry_min_pwdb = 0xff;
+
+ if (mac->link_state != MAC80211_LINKED)
+ return;
+
+ if (mac->opmode == NL80211_IFTYPE_ADHOC ||
+ mac->opmode == NL80211_IFTYPE_AP) {
+ /* TODO: Handle ADHOC and AP Mode */
+ }
+
+ if (tmpentry_max_pwdb != 0)
+ rtlpriv->dm.entry_max_undec_sm_pwdb = tmpentry_max_pwdb;
+ else
+ rtlpriv->dm.entry_max_undec_sm_pwdb = 0;
+
+ if (tmpentry_min_pwdb != 0xff)
+ rtlpriv->dm.entry_min_undec_sm_pwdb = tmpentry_min_pwdb;
+ else
+ rtlpriv->dm.entry_min_undec_sm_pwdb = 0;
+
+/* TODO:
+ * if (mac->opmode == NL80211_IFTYPE_STATION) {
+ * if (rtlpriv->rtlhal.fw_ready) {
+ * u32 param = (u32)(rtlpriv->dm.undec_sm_pwdb << 16);
+ * rtl8192c_set_rssi_cmd(hw, param);
+ * }
+ * }
+ */
}

void rtl92c_dm_init_edca_turbo(struct ieee80211_hw *hw)
@@ -750,6 +865,7 @@ static void rtl92c_dm_txpower_tracking_callback_thermalmeter(struct ieee80211_hw
rtlpriv->dm.ofdm_index[i] = ofdm_index_old[i];
rtlpriv->dm.cck_index = cck_index_old;
}
+ /* Handle USB High PA boards */

delta = (thermalvalue > rtlpriv->dm.thermalvalue) ?
(thermalvalue - rtlpriv->dm.thermalvalue) :
@@ -1140,22 +1256,22 @@ void rtl92c_dm_rf_saving(struct ieee80211_hw *hw, u8 bforce_in_normal)
{
struct rtl_priv *rtlpriv = rtl_priv(hw);
struct ps_t *dm_pstable = &rtlpriv->dm_pstable;
- static u8 initialize;
- static u32 reg_874, reg_c70, reg_85c, reg_a74;

- if (initialize == 0) {
- reg_874 = (rtl_get_bbreg(hw, RFPGA0_XCD_RFINTERFACESW,
- MASKDWORD) & 0x1CC000) >> 14;
+ if (!rtlpriv->reg_init) {
+ rtlpriv->reg_874 = (rtl_get_bbreg(hw,
+ RFPGA0_XCD_RFINTERFACESW,
+ MASKDWORD) & 0x1CC000) >> 14;

- reg_c70 = (rtl_get_bbreg(hw, ROFDM0_AGCPARAMETER1,
- MASKDWORD) & BIT(3)) >> 3;
+ rtlpriv->reg_c70 = (rtl_get_bbreg(hw, ROFDM0_AGCPARAMETER1,
+ MASKDWORD) & BIT(3)) >> 3;

- reg_85c = (rtl_get_bbreg(hw, RFPGA0_XCD_SWITCHCONTROL,
- MASKDWORD) & 0xFF000000) >> 24;
+ rtlpriv->reg_85c = (rtl_get_bbreg(hw, RFPGA0_XCD_SWITCHCONTROL,
+ MASKDWORD) & 0xFF000000) >> 24;

- reg_a74 = (rtl_get_bbreg(hw, 0xa74, MASKDWORD) & 0xF000) >> 12;
+ rtlpriv->reg_a74 = (rtl_get_bbreg(hw, 0xa74, MASKDWORD) &
+ 0xF000) >> 12;

- initialize = 1;
+ rtlpriv->reg_init = true;
}

if (!bforce_in_normal) {
@@ -1192,12 +1308,12 @@ void rtl92c_dm_rf_saving(struct ieee80211_hw *hw, u8 bforce_in_normal)
rtl_set_bbreg(hw, 0x818, BIT(28), 0x1);
} else {
rtl_set_bbreg(hw, RFPGA0_XCD_RFINTERFACESW,
- 0x1CC000, reg_874);
+ 0x1CC000, rtlpriv->reg_874);
rtl_set_bbreg(hw, ROFDM0_AGCPARAMETER1, BIT(3),
- reg_c70);
+ rtlpriv->reg_c70);
rtl_set_bbreg(hw, RFPGA0_XCD_SWITCHCONTROL, 0xFF000000,
- reg_85c);
- rtl_set_bbreg(hw, 0xa74, 0xF000, reg_a74);
+ rtlpriv->reg_85c);
+ rtl_set_bbreg(hw, 0xa74, 0xF000, rtlpriv->reg_a74);
rtl_set_bbreg(hw, 0x818, BIT(28), 0x0);
}

@@ -1213,6 +1329,7 @@ static void rtl92c_dm_dynamic_bb_powersaving(struct ieee80211_hw *hw)
struct rtl_mac *mac = rtl_mac(rtl_priv(hw));
struct rtl_hal *rtlhal = rtl_hal(rtl_priv(hw));

+ /* Determine the minimum RSSI */
if (((mac->link_state == MAC80211_NOLINK)) &&
(rtlpriv->dm.entry_min_undec_sm_pwdb == 0)) {
dm_pstable->rssi_val_min = 0;
@@ -1241,6 +1358,7 @@ static void rtl92c_dm_dynamic_bb_powersaving(struct ieee80211_hw *hw)
dm_pstable->rssi_val_min);
}

+ /* Power Saving for 92C */
if (IS_92C_SERIAL(rtlhal->version))
;/* rtl92c_dm_1r_cca(hw); */
else
@@ -1252,12 +1370,23 @@ void rtl92c_dm_init(struct ieee80211_hw *hw)
struct rtl_priv *rtlpriv = rtl_priv(hw);

rtlpriv->dm.dm_type = DM_TYPE_BYDRIVER;
+ rtlpriv->dm.dm_flag = DYNAMIC_FUNC_DISABLE | DYNAMIC_FUNC_DIG;
+ rtlpriv->dm.undec_sm_pwdb = -1;
+ rtlpriv->dm.undec_sm_cck = -1;
+ rtlpriv->dm.dm_initialgain_enable = true;
rtl92c_dm_diginit(hw);
+
+ rtlpriv->dm.dm_flag |= HAL_DM_HIPWR_DISABLE;
rtl92c_dm_init_dynamic_txpower(hw);
+
rtl92c_dm_init_edca_turbo(hw);
rtl92c_dm_init_rate_adaptive_mask(hw);
+ rtlpriv->dm.dm_flag |= DYNAMIC_FUNC_SS;
rtl92c_dm_initialize_txpower_tracking(hw);
rtl92c_dm_init_dynamic_bb_powersaving(hw);
+
+ rtlpriv->dm.ofdm_pkt_cnt = 0;
+ rtlpriv->dm.dm_rssi_sel = RSSI_DEFAULT;
}
EXPORT_SYMBOL(rtl92c_dm_init);

@@ -1308,7 +1437,7 @@ void rtl92c_dm_dynamic_txpower(struct ieee80211_hw *hw)
}

if (undec_sm_pwdb >= TX_POWER_NEAR_FIELD_THRESH_LVL2) {
- rtlpriv->dm.dynamic_txhighpower_lvl = TXHIGHPWRLEVEL_LEVEL1;
+ rtlpriv->dm.dynamic_txhighpower_lvl = TXHIGHPWRLEVEL_LEVEL2;
RT_TRACE(rtlpriv, COMP_POWER, DBG_LOUD,
"TXHIGHPWRLEVEL_LEVEL1 (TxPwr=0x0)\n");
} else if ((undec_sm_pwdb < (TX_POWER_NEAR_FIELD_THRESH_LVL2 - 3)) &&
@@ -1328,8 +1457,16 @@ void rtl92c_dm_dynamic_txpower(struct ieee80211_hw *hw)
"PHY_SetTxPowerLevel8192S() Channel = %d\n",
rtlphy->current_channel);
rtl92c_phy_set_txpower_level(hw, rtlphy->current_channel);
+ if (rtlpriv->dm.dynamic_txhighpower_lvl ==
+ TXHIGHPWRLEVEL_NORMAL)
+ dm_restorepowerindex(hw);
+ else if (rtlpriv->dm.dynamic_txhighpower_lvl ==
+ TXHIGHPWRLEVEL_LEVEL1)
+ dm_writepowerindex(hw, 0x14);
+ else if (rtlpriv->dm.dynamic_txhighpower_lvl ==
+ TXHIGHPWRLEVEL_LEVEL2)
+ dm_writepowerindex(hw, 0x10);
}
-
rtlpriv->dm.last_dtp_lvl = rtlpriv->dm.dynamic_txhighpower_lvl;
}

@@ -1400,12 +1537,6 @@ u8 rtl92c_bt_rssi_state_change(struct ieee80211_hw *hw)
else
curr_bt_rssi_state &= (~BT_RSSI_STATE_SPECIAL_LOW);

- /* Set Tx Power according to BT status. */
- if (undec_sm_pwdb >= 30)
- curr_bt_rssi_state |= BT_RSSI_STATE_TXPOWER_LOW;
- else if (undec_sm_pwdb < 25)
- curr_bt_rssi_state &= (~BT_RSSI_STATE_TXPOWER_LOW);
-
/* Check BT state related to BT_Idle in B/G mode. */
if (undec_sm_pwdb < 15)
curr_bt_rssi_state |= BT_RSSI_STATE_BG_EDCA_LOW;
diff --git a/drivers/net/wireless/rtlwifi/rtl8192c/dm_common.h b/drivers/net/wireless/rtlwifi/rtl8192c/dm_common.h
index 518e208c0180..4f232a063636 100644
--- a/drivers/net/wireless/rtlwifi/rtl8192c/dm_common.h
+++ b/drivers/net/wireless/rtlwifi/rtl8192c/dm_common.h
@@ -91,6 +91,17 @@
#define TX_POWER_NEAR_FIELD_THRESH_LVL2 74
#define TX_POWER_NEAR_FIELD_THRESH_LVL1 67

+#define DYNAMIC_FUNC_DISABLE 0x0
+#define DYNAMIC_FUNC_DIG BIT(0)
+#define DYNAMIC_FUNC_HP BIT(1)
+#define DYNAMIC_FUNC_SS BIT(2) /*Tx Power Tracking*/
+#define DYNAMIC_FUNC_BT BIT(3)
+#define DYNAMIC_FUNC_ANT_DIV BIT(4)
+
+#define RSSI_CCK 0
+#define RSSI_OFDM 1
+#define RSSI_DEFAULT 2
+
struct swat_t {
u8 failure_cnt;
u8 try_flag;
@@ -167,5 +178,8 @@ void rtl92c_phy_lc_calibrate(struct ieee80211_hw *hw);
void rtl92c_phy_iq_calibrate(struct ieee80211_hw *hw, bool recovery);
void rtl92c_dm_dynamic_txpower(struct ieee80211_hw *hw);
void rtl92c_dm_bt_coexist(struct ieee80211_hw *hw);
+void dm_savepowerindex(struct ieee80211_hw *hw);
+void dm_writepowerindex(struct ieee80211_hw *hw, u8 value);
+void dm_restorepowerindex(struct ieee80211_hw *hw);

#endif
diff --git a/drivers/net/wireless/rtlwifi/rtl8192cu/dm.c b/drivers/net/wireless/rtlwifi/rtl8192cu/dm.c
index 16a0b9e59acf..c16209a336ea 100644
--- a/drivers/net/wireless/rtlwifi/rtl8192cu/dm.c
+++ b/drivers/net/wireless/rtlwifi/rtl8192cu/dm.c
@@ -101,6 +101,15 @@ void rtl92cu_dm_dynamic_txpower(struct ieee80211_hw *hw)
"PHY_SetTxPowerLevel8192S() Channel = %d\n",
rtlphy->current_channel);
rtl92c_phy_set_txpower_level(hw, rtlphy->current_channel);
+ if (rtlpriv->dm.dynamic_txhighpower_lvl ==
+ TXHIGHPWRLEVEL_NORMAL)
+ dm_restorepowerindex(hw);
+ else if (rtlpriv->dm.dynamic_txhighpower_lvl ==
+ TXHIGHPWRLEVEL_LEVEL1)
+ dm_writepowerindex(hw, 0x14);
+ else if (rtlpriv->dm.dynamic_txhighpower_lvl ==
+ TXHIGHPWRLEVEL_LEVEL2)
+ dm_writepowerindex(hw, 0x10);
}

rtlpriv->dm.last_dtp_lvl = rtlpriv->dm.dynamic_txhighpower_lvl;
diff --git a/drivers/net/wireless/rtlwifi/rtl8192cu/dm.h b/drivers/net/wireless/rtlwifi/rtl8192cu/dm.h
index d947e7d350bb..fafa6bac2a3f 100644
--- a/drivers/net/wireless/rtlwifi/rtl8192cu/dm.h
+++ b/drivers/net/wireless/rtlwifi/rtl8192cu/dm.h
@@ -30,3 +30,6 @@
#include "../rtl8192ce/dm.h"

void rtl92cu_dm_dynamic_txpower(struct ieee80211_hw *hw);
+void dm_savepowerindex(struct ieee80211_hw *hw);
+void dm_writepowerindex(struct ieee80211_hw *hw, u8 value);
+void dm_restorepowerindex(struct ieee80211_hw *hw);
diff --git a/drivers/net/wireless/rtlwifi/rtl8192cu/rf.c b/drivers/net/wireless/rtlwifi/rtl8192cu/rf.c
index 2119313a737b..b878d56d2f4d 100644
--- a/drivers/net/wireless/rtlwifi/rtl8192cu/rf.c
+++ b/drivers/net/wireless/rtlwifi/rtl8192cu/rf.c
@@ -85,17 +85,15 @@ void rtl92cu_phy_rf6052_set_cck_txpower(struct ieee80211_hw *hw,
if (mac->act_scanning) {
tx_agc[RF90_PATH_A] = 0x3f3f3f3f;
tx_agc[RF90_PATH_B] = 0x3f3f3f3f;
- if (turbo_scanoff) {
- for (idx1 = RF90_PATH_A; idx1 <= RF90_PATH_B; idx1++) {
- tx_agc[idx1] = ppowerlevel[idx1] |
- (ppowerlevel[idx1] << 8) |
- (ppowerlevel[idx1] << 16) |
- (ppowerlevel[idx1] << 24);
- if (rtlhal->interface == INTF_USB) {
- if (tx_agc[idx1] > 0x20 &&
- rtlefuse->external_pa)
- tx_agc[idx1] = 0x20;
- }
+ for (idx1 = RF90_PATH_A; idx1 <= RF90_PATH_B; idx1++) {
+ tx_agc[idx1] = ppowerlevel[idx1] |
+ (ppowerlevel[idx1] << 8) |
+ (ppowerlevel[idx1] << 16) |
+ (ppowerlevel[idx1] << 24);
+ if (rtlhal->interface == INTF_USB) {
+ if (tx_agc[idx1] > 0x20 &&
+ rtlefuse->external_pa)
+ tx_agc[idx1] = 0x20;
}
}
} else {
@@ -107,7 +105,7 @@ void rtl92cu_phy_rf6052_set_cck_txpower(struct ieee80211_hw *hw,
TXHIGHPWRLEVEL_LEVEL2) {
tx_agc[RF90_PATH_A] = 0x00000000;
tx_agc[RF90_PATH_B] = 0x00000000;
- } else{
+ } else {
for (idx1 = RF90_PATH_A; idx1 <= RF90_PATH_B; idx1++) {
tx_agc[idx1] = ppowerlevel[idx1] |
(ppowerlevel[idx1] << 8) |
@@ -373,7 +371,12 @@ static void _rtl92c_write_ofdm_power_reg(struct ieee80211_hw *hw,
regoffset == RTXAGC_B_MCS07_MCS04)
regoffset = 0xc98;
for (i = 0; i < 3; i++) {
- writeVal = (writeVal > 6) ? (writeVal - 6) : 0;
+ if (i != 2)
+ writeVal = (writeVal > 8) ?
+ (writeVal - 8) : 0;
+ else
+ writeVal = (writeVal > 6) ?
+ (writeVal - 6) : 0;
rtl_write_byte(rtlpriv, (u32)(regoffset + i),
(u8)writeVal);
}
diff --git a/drivers/net/wireless/rtlwifi/rtl8192cu/sw.c b/drivers/net/wireless/rtlwifi/rtl8192cu/sw.c
index 9936de716ad5..c61311084d7e 100644
--- a/drivers/net/wireless/rtlwifi/rtl8192cu/sw.c
+++ b/drivers/net/wireless/rtlwifi/rtl8192cu/sw.c
@@ -50,6 +50,9 @@ MODULE_AUTHOR("Larry Finger <Larry.Finger@xxxxxxxxxxxx>");
MODULE_LICENSE("GPL");
MODULE_DESCRIPTION("Realtek 8192C/8188C 802.11n USB wireless");
MODULE_FIRMWARE("rtlwifi/rtl8192cufw.bin");
+MODULE_FIRMWARE("rtlwifi/rtl8192cufw_A.bin");
+MODULE_FIRMWARE("rtlwifi/rtl8192cufw_B.bin");
+MODULE_FIRMWARE("rtlwifi/rtl8192cufw_TMSC.bin");

static int rtl92cu_init_sw_vars(struct ieee80211_hw *hw)
{
@@ -69,14 +72,21 @@ static int rtl92cu_init_sw_vars(struct ieee80211_hw *hw)
"Can't alloc buffer for fw\n");
return 1;
}
-
+ if (IS_VENDOR_UMC_A_CUT(rtlpriv->rtlhal.version) &&
+ !IS_92C_SERIAL(rtlpriv->rtlhal.version)) {
+ rtlpriv->cfg->fw_name = "rtlwifi/rtl8192cufw_A.bin";
+ } else if (IS_81xxC_VENDOR_UMC_B_CUT(rtlpriv->rtlhal.version)) {
+ rtlpriv->cfg->fw_name = "rtlwifi/rtl8192cufw_B.bin";
+ } else {
+ rtlpriv->cfg->fw_name = "rtlwifi/rtl8192cufw_TMSC.bin";
+ }
+ /* provide name of alternative file */
+ rtlpriv->cfg->alt_fw_name = "rtlwifi/rtl8192cufw.bin";
pr_info("Loading firmware %s\n", rtlpriv->cfg->fw_name);
rtlpriv->max_fw_size = 0x4000;
err = request_firmware_nowait(THIS_MODULE, 1,
rtlpriv->cfg->fw_name, rtlpriv->io.dev,
GFP_KERNEL, hw, rtl_fw_cb);
-
-
return err;
}

@@ -307,6 +317,7 @@ static struct usb_device_id rtl8192c_usb_ids[] = {
{RTL_USB_DEVICE(0x0bda, 0x5088, rtl92cu_hal_cfg)}, /*Thinkware-CC&C*/
{RTL_USB_DEVICE(0x0df6, 0x0052, rtl92cu_hal_cfg)}, /*Sitecom - Edimax*/
{RTL_USB_DEVICE(0x0df6, 0x005c, rtl92cu_hal_cfg)}, /*Sitecom - Edimax*/
+ {RTL_USB_DEVICE(0x0df6, 0x0077, rtl92cu_hal_cfg)}, /*Sitecom-WLA2100V2*/
{RTL_USB_DEVICE(0x0eb0, 0x9071, rtl92cu_hal_cfg)}, /*NO Brand - Etop*/
{RTL_USB_DEVICE(0x4856, 0x0091, rtl92cu_hal_cfg)}, /*NetweeN - Feixun*/
/* HP - Lite-On ,8188CUS Slim Combo */
diff --git a/drivers/net/wireless/rtlwifi/stats.c b/drivers/net/wireless/rtlwifi/stats.c
index 8ed31744a054..4f083fc1d360 100644
--- a/drivers/net/wireless/rtlwifi/stats.c
+++ b/drivers/net/wireless/rtlwifi/stats.c
@@ -176,6 +176,7 @@ static void rtl_process_pwdb(struct ieee80211_hw *hw, struct rtl_stats *pstatus)
struct rtl_sta_info *drv_priv = NULL;
struct ieee80211_sta *sta = NULL;
long undec_sm_pwdb;
+ long undec_sm_cck;

rcu_read_lock();
if (rtlpriv->mac80211.opmode != NL80211_IFTYPE_STATION)
@@ -185,12 +186,16 @@ static void rtl_process_pwdb(struct ieee80211_hw *hw, struct rtl_stats *pstatus)
if (sta) {
drv_priv = (struct rtl_sta_info *) sta->drv_priv;
undec_sm_pwdb = drv_priv->rssi_stat.undec_sm_pwdb;
+ undec_sm_cck = drv_priv->rssi_stat.undec_sm_cck;
} else {
undec_sm_pwdb = rtlpriv->dm.undec_sm_pwdb;
+ undec_sm_cck = rtlpriv->dm.undec_sm_cck;
}

if (undec_sm_pwdb < 0)
undec_sm_pwdb = pstatus->rx_pwdb_all;
+ if (undec_sm_cck < 0)
+ undec_sm_cck = pstatus->rx_pwdb_all;
if (pstatus->rx_pwdb_all > (u32) undec_sm_pwdb) {
undec_sm_pwdb = (((undec_sm_pwdb) *
(RX_SMOOTH_FACTOR - 1)) +
@@ -200,6 +205,15 @@ static void rtl_process_pwdb(struct ieee80211_hw *hw, struct rtl_stats *pstatus)
undec_sm_pwdb = (((undec_sm_pwdb) * (RX_SMOOTH_FACTOR - 1)) +
(pstatus->rx_pwdb_all)) / (RX_SMOOTH_FACTOR);
}
+ if (pstatus->rx_pwdb_all > (u32) undec_sm_cck) {
+ undec_sm_cck = (((undec_sm_pwdb) *
+ (RX_SMOOTH_FACTOR - 1)) +
+ (pstatus->rx_pwdb_all)) / (RX_SMOOTH_FACTOR);
+ undec_sm_cck = undec_sm_cck + 1;
+ } else {
+ undec_sm_pwdb = (((undec_sm_cck) * (RX_SMOOTH_FACTOR - 1)) +
+ (pstatus->rx_pwdb_all)) / (RX_SMOOTH_FACTOR);
+ }

if (sta) {
drv_priv->rssi_stat.undec_sm_pwdb = undec_sm_pwdb;
diff --git a/drivers/net/wireless/rtlwifi/usb.c b/drivers/net/wireless/rtlwifi/usb.c
index 6e2b5c5c83c8..2d56d90c5c53 100644
--- a/drivers/net/wireless/rtlwifi/usb.c
+++ b/drivers/net/wireless/rtlwifi/usb.c
@@ -483,6 +483,8 @@ static void _rtl_usb_rx_process_agg(struct ieee80211_hw *hw,
if (unicast)
rtlpriv->link_info.num_rx_inperiod++;
}
+ /* static bcn for roaming */
+ rtl_beacon_statistic(hw, skb);
}
}

@@ -553,7 +555,7 @@ static void _rtl_rx_pre_process(struct ieee80211_hw *hw, struct sk_buff *skb)
}
}

-#define __RX_SKB_MAX_QUEUED 32
+#define __RX_SKB_MAX_QUEUED 64

static void _rtl_rx_work(unsigned long param)
{
diff --git a/drivers/net/wireless/rtlwifi/wifi.h b/drivers/net/wireless/rtlwifi/wifi.h
index 0c65386fa30d..8c647391bedf 100644
--- a/drivers/net/wireless/rtlwifi/wifi.h
+++ b/drivers/net/wireless/rtlwifi/wifi.h
@@ -1033,6 +1033,7 @@ struct rtl_ht_agg {

struct rssi_sta {
long undec_sm_pwdb;
+ long undec_sm_cck;
};

struct rtl_tid_data {
@@ -1323,8 +1324,10 @@ struct fast_ant_training {
struct rtl_dm {
/*PHY status for Dynamic Management */
long entry_min_undec_sm_pwdb;
+ long undec_sm_cck;
long undec_sm_pwdb; /*out dm */
long entry_max_undec_sm_pwdb;
+ s32 ofdm_pkt_cnt;
bool dm_initialgain_enable;
bool dynamic_txpower_enable;
bool current_turbo_edca;
@@ -1339,6 +1342,7 @@ struct rtl_dm {
bool inform_fw_driverctrldm;
bool current_mrc_switch;
u8 txpowercount;
+ u8 powerindex_backup[6];

u8 thermalvalue_rxgain;
u8 thermalvalue_iqk;
@@ -1350,7 +1354,9 @@ struct rtl_dm {
bool done_txpower;
u8 dynamic_txhighpower_lvl; /*Tx high power level */
u8 dm_flag; /*Indicate each dynamic mechanism's status. */
+ u8 dm_flag_tmp;
u8 dm_type;
+ u8 dm_rssi_sel;
u8 txpower_track_control;
bool interrupt_migration;
bool disable_tx_int;
@@ -1804,6 +1810,7 @@ struct rtl_hal_cfg {
bool write_readback;
char *name;
char *fw_name;
+ char *alt_fw_name;
struct rtl_hal_ops *ops;
struct rtl_mod_params *mod_params;
struct rtl_hal_usbint_cfg *usb_interface_cfg;
@@ -1948,6 +1955,7 @@ struct dig_t {
u8 pre_ccastate;
u8 cur_ccasate;
u8 large_fa_hit;
+ u8 dig_dynamic_min;
u8 forbidden_igi;
u8 dig_state;
u8 dig_highpwrstate;
@@ -2028,22 +2036,15 @@ struct rtl_priv {
struct dig_t dm_digtable;
struct ps_t dm_pstable;

- /* section shared by individual drivers */
- union {
- struct { /* data buffer pointer for USB reads */
- __le32 *usb_data;
- int usb_data_index;
- bool initialized;
- };
- struct { /* section for 8723ae */
- bool reg_init; /* true if regs saved */
- u32 reg_874;
- u32 reg_c70;
- u32 reg_85c;
- u32 reg_a74;
- bool bt_operation_on;
- };
- };
+ u32 reg_874;
+ u32 reg_c70;
+ u32 reg_85c;
+ u32 reg_a74;
+ bool reg_init; /* true if regs saved */
+ bool bt_operation_on;
+ __le32 *usb_data;
+ int usb_data_index;
+ bool initialized;
bool enter_ps; /* true when entering PS */
u8 rate_mask[5];

diff --git a/drivers/net/xen-netfront.c b/drivers/net/xen-netfront.c
index e59acb1daa23..657f7c588d17 100644
--- a/drivers/net/xen-netfront.c
+++ b/drivers/net/xen-netfront.c
@@ -117,6 +117,7 @@ struct netfront_info {
} tx_skbs[NET_TX_RING_SIZE];
grant_ref_t gref_tx_head;
grant_ref_t grant_tx_ref[NET_TX_RING_SIZE];
+ struct page *grant_tx_page[NET_TX_RING_SIZE];
unsigned tx_skb_freelist;

spinlock_t rx_lock ____cacheline_aligned_in_smp;
@@ -396,6 +397,7 @@ static void xennet_tx_buf_gc(struct net_device *dev)
gnttab_release_grant_reference(
&np->gref_tx_head, np->grant_tx_ref[id]);
np->grant_tx_ref[id] = GRANT_INVALID_REF;
+ np->grant_tx_page[id] = NULL;
add_id_to_freelist(&np->tx_skb_freelist, np->tx_skbs, id);
dev_kfree_skb_irq(skb);
}
@@ -452,6 +454,7 @@ static void xennet_make_frags(struct sk_buff *skb, struct net_device *dev,
gnttab_grant_foreign_access_ref(ref, np->xbdev->otherend_id,
mfn, GNTMAP_readonly);

+ np->grant_tx_page[id] = virt_to_page(data);
tx->gref = np->grant_tx_ref[id] = ref;
tx->offset = offset;
tx->size = len;
@@ -497,6 +500,7 @@ static void xennet_make_frags(struct sk_buff *skb, struct net_device *dev,
np->xbdev->otherend_id,
mfn, GNTMAP_readonly);

+ np->grant_tx_page[id] = page;
tx->gref = np->grant_tx_ref[id] = ref;
tx->offset = offset;
tx->size = bytes;
@@ -596,6 +600,7 @@ static int xennet_start_xmit(struct sk_buff *skb, struct net_device *dev)
mfn = virt_to_mfn(data);
gnttab_grant_foreign_access_ref(
ref, np->xbdev->otherend_id, mfn, GNTMAP_readonly);
+ np->grant_tx_page[id] = virt_to_page(data);
tx->gref = np->grant_tx_ref[id] = ref;
tx->offset = offset;
tx->size = len;
@@ -1122,10 +1127,11 @@ static void xennet_release_tx_bufs(struct netfront_info *np)
continue;

skb = np->tx_skbs[i].skb;
- gnttab_end_foreign_access_ref(np->grant_tx_ref[i],
- GNTMAP_readonly);
- gnttab_release_grant_reference(&np->gref_tx_head,
- np->grant_tx_ref[i]);
+ get_page(np->grant_tx_page[i]);
+ gnttab_end_foreign_access(np->grant_tx_ref[i],
+ GNTMAP_readonly,
+ (unsigned long)page_address(np->grant_tx_page[i]));
+ np->grant_tx_page[i] = NULL;
np->grant_tx_ref[i] = GRANT_INVALID_REF;
add_id_to_freelist(&np->tx_skb_freelist, np->tx_skbs, i);
dev_kfree_skb_irq(skb);
@@ -1134,78 +1140,35 @@ static void xennet_release_tx_bufs(struct netfront_info *np)

static void xennet_release_rx_bufs(struct netfront_info *np)
{
- struct mmu_update *mmu = np->rx_mmu;
- struct multicall_entry *mcl = np->rx_mcl;
- struct sk_buff_head free_list;
- struct sk_buff *skb;
- unsigned long mfn;
- int xfer = 0, noxfer = 0, unused = 0;
int id, ref;

- dev_warn(&np->netdev->dev, "%s: fix me for copying receiver.\n",
- __func__);
- return;
-
- skb_queue_head_init(&free_list);
-
spin_lock_bh(&np->rx_lock);

for (id = 0; id < NET_RX_RING_SIZE; id++) {
- ref = np->grant_rx_ref[id];
- if (ref == GRANT_INVALID_REF) {
- unused++;
- continue;
- }
+ struct sk_buff *skb;
+ struct page *page;

skb = np->rx_skbs[id];
- mfn = gnttab_end_foreign_transfer_ref(ref);
- gnttab_release_grant_reference(&np->gref_rx_head, ref);
- np->grant_rx_ref[id] = GRANT_INVALID_REF;
-
- if (0 == mfn) {
- skb_shinfo(skb)->nr_frags = 0;
- dev_kfree_skb(skb);
- noxfer++;
+ if (!skb)
continue;
- }

- if (!xen_feature(XENFEAT_auto_translated_physmap)) {
- /* Remap the page. */
- const struct page *page =
- skb_frag_page(&skb_shinfo(skb)->frags[0]);
- unsigned long pfn = page_to_pfn(page);
- void *vaddr = page_address(page);
+ ref = np->grant_rx_ref[id];
+ if (ref == GRANT_INVALID_REF)
+ continue;

- MULTI_update_va_mapping(mcl, (unsigned long)vaddr,
- mfn_pte(mfn, PAGE_KERNEL),
- 0);
- mcl++;
- mmu->ptr = ((u64)mfn << PAGE_SHIFT)
- | MMU_MACHPHYS_UPDATE;
- mmu->val = pfn;
- mmu++;
+ page = skb_frag_page(&skb_shinfo(skb)->frags[0]);

- set_phys_to_machine(pfn, mfn);
- }
- __skb_queue_tail(&free_list, skb);
- xfer++;
- }
-
- dev_info(&np->netdev->dev, "%s: %d xfer, %d noxfer, %d unused\n",
- __func__, xfer, noxfer, unused);
+ /* gnttab_end_foreign_access() needs a page ref until
+ * foreign access is ended (which may be deferred).
+ */
+ get_page(page);
+ gnttab_end_foreign_access(ref, 0,
+ (unsigned long)page_address(page));
+ np->grant_rx_ref[id] = GRANT_INVALID_REF;

- if (xfer) {
- if (!xen_feature(XENFEAT_auto_translated_physmap)) {
- /* Do all the remapping work and M2P updates. */
- MULTI_mmu_update(mcl, np->rx_mmu, mmu - np->rx_mmu,
- NULL, DOMID_SELF);
- mcl++;
- HYPERVISOR_multicall(np->rx_mcl, mcl - np->rx_mcl);
- }
+ kfree_skb(skb);
}

- __skb_queue_purge(&free_list);
-
spin_unlock_bh(&np->rx_lock);
}

@@ -1358,6 +1321,7 @@ static struct net_device *xennet_create_dev(struct xenbus_device *dev)
for (i = 0; i < NET_RX_RING_SIZE; i++) {
np->rx_skbs[i] = NULL;
np->grant_rx_ref[i] = GRANT_INVALID_REF;
+ np->grant_tx_page[i] = NULL;
}

/* A grant for every tx ring slot */
diff --git a/drivers/parport/parport_pc.c b/drivers/parport/parport_pc.c
index 963761526229..bb665478cc4b 100644
--- a/drivers/parport/parport_pc.c
+++ b/drivers/parport/parport_pc.c
@@ -2600,8 +2600,6 @@ enum parport_pc_pci_cards {
syba_2p_epp,
syba_1p_ecp,
titan_010l,
- titan_1284p1,
- titan_1284p2,
avlab_1p,
avlab_2p,
oxsemi_952,
@@ -2660,8 +2658,6 @@ static struct parport_pc_pci {
/* syba_2p_epp AP138B */ { 2, { { 0, 0x078 }, { 0, 0x178 }, } },
/* syba_1p_ecp W83787 */ { 1, { { 0, 0x078 }, } },
/* titan_010l */ { 1, { { 3, -1 }, } },
- /* titan_1284p1 */ { 1, { { 0, 1 }, } },
- /* titan_1284p2 */ { 2, { { 0, 1 }, { 2, 3 }, } },
/* avlab_1p */ { 1, { { 0, 1}, } },
/* avlab_2p */ { 2, { { 0, 1}, { 2, 3 },} },
/* The Oxford Semi cards are unusual: 954 doesn't support ECP,
@@ -2677,8 +2673,8 @@ static struct parport_pc_pci {
/* netmos_9705 */ { 1, { { 0, -1 }, } },
/* netmos_9715 */ { 2, { { 0, 1 }, { 2, 3 },} },
/* netmos_9755 */ { 2, { { 0, 1 }, { 2, 3 },} },
- /* netmos_9805 */ { 1, { { 0, -1 }, } },
- /* netmos_9815 */ { 2, { { 0, -1 }, { 2, -1 }, } },
+ /* netmos_9805 */ { 1, { { 0, 1 }, } },
+ /* netmos_9815 */ { 2, { { 0, 1 }, { 2, 3 }, } },
/* netmos_9901 */ { 1, { { 0, -1 }, } },
/* netmos_9865 */ { 1, { { 0, -1 }, } },
/* quatech_sppxp100 */ { 1, { { 0, 1 }, } },
@@ -2722,8 +2718,6 @@ static const struct pci_device_id parport_pc_pci_tbl[] = {
PCI_ANY_ID, PCI_ANY_ID, 0, 0, syba_1p_ecp },
{ PCI_VENDOR_ID_TITAN, PCI_DEVICE_ID_TITAN_010L,
PCI_ANY_ID, PCI_ANY_ID, 0, 0, titan_010l },
- { 0x9710, 0x9805, 0x1000, 0x0010, 0, 0, titan_1284p1 },
- { 0x9710, 0x9815, 0x1000, 0x0020, 0, 0, titan_1284p2 },
/* PCI_VENDOR_ID_AVLAB/Intek21 has another bunch of cards ...*/
/* AFAVLAB_TK9902 */
{ 0x14db, 0x2120, PCI_ANY_ID, PCI_ANY_ID, 0, 0, avlab_1p},
diff --git a/drivers/pinctrl/pinctrl-sunxi.c b/drivers/pinctrl/pinctrl-sunxi.c
index 119d2ddedfe7..6ebf3067bde4 100644
--- a/drivers/pinctrl/pinctrl-sunxi.c
+++ b/drivers/pinctrl/pinctrl-sunxi.c
@@ -469,12 +469,6 @@ static int sunxi_pinctrl_gpio_get(struct gpio_chip *chip, unsigned offset)
return val;
}

-static int sunxi_pinctrl_gpio_direction_output(struct gpio_chip *chip,
- unsigned offset, int value)
-{
- return pinctrl_gpio_direction_output(chip->base + offset);
-}
-
static void sunxi_pinctrl_gpio_set(struct gpio_chip *chip,
unsigned offset, int value)
{
@@ -498,6 +492,13 @@ static void sunxi_pinctrl_gpio_set(struct gpio_chip *chip,
spin_unlock_irqrestore(&pctl->lock, flags);
}

+static int sunxi_pinctrl_gpio_direction_output(struct gpio_chip *chip,
+ unsigned offset, int value)
+{
+ sunxi_pinctrl_gpio_set(chip, offset, value);
+ return pinctrl_gpio_direction_output(chip->base + offset);
+}
+
static int sunxi_pinctrl_gpio_of_xlate(struct gpio_chip *gc,
const struct of_phandle_args *gpiospec,
u32 *flags)
diff --git a/drivers/platform/x86/hp_accel.c b/drivers/platform/x86/hp_accel.c
index a8e43cf70fac..0ed96df20162 100644
--- a/drivers/platform/x86/hp_accel.c
+++ b/drivers/platform/x86/hp_accel.c
@@ -77,6 +77,7 @@ static inline void delayed_sysfs_set(struct led_classdev *led_cdev,
static struct acpi_device_id lis3lv02d_device_ids[] = {
{"HPQ0004", 0}, /* HP Mobile Data Protection System PNP */
{"HPQ6000", 0}, /* HP Mobile Data Protection System PNP */
+ {"HPQ6007", 0}, /* HP Mobile Data Protection System PNP */
{"", 0},
};
MODULE_DEVICE_TABLE(acpi, lis3lv02d_device_ids);
diff --git a/drivers/rtc/rtc-max8907.c b/drivers/rtc/rtc-max8907.c
index 8e45b3c4aa2f..3032178bd9e6 100644
--- a/drivers/rtc/rtc-max8907.c
+++ b/drivers/rtc/rtc-max8907.c
@@ -51,7 +51,7 @@ static irqreturn_t max8907_irq_handler(int irq, void *data)
{
struct max8907_rtc *rtc = data;

- regmap_update_bits(rtc->regmap, MAX8907_REG_ALARM0_CNTL, 0x7f, 0);
+ regmap_write(rtc->regmap, MAX8907_REG_ALARM0_CNTL, 0);

rtc_update_irq(rtc->rtc_dev, 1, RTC_IRQF | RTC_AF);

@@ -64,7 +64,7 @@ static void regs_to_tm(u8 *regs, struct rtc_time *tm)
bcd2bin(regs[RTC_YEAR1]) - 1900;
tm->tm_mon = bcd2bin(regs[RTC_MONTH] & 0x1f) - 1;
tm->tm_mday = bcd2bin(regs[RTC_DATE] & 0x3f);
- tm->tm_wday = (regs[RTC_WEEKDAY] & 0x07) - 1;
+ tm->tm_wday = (regs[RTC_WEEKDAY] & 0x07);
if (regs[RTC_HOUR] & HOUR_12) {
tm->tm_hour = bcd2bin(regs[RTC_HOUR] & 0x01f);
if (tm->tm_hour == 12)
@@ -88,7 +88,7 @@ static void tm_to_regs(struct rtc_time *tm, u8 *regs)
regs[RTC_YEAR1] = bin2bcd(low);
regs[RTC_MONTH] = bin2bcd(tm->tm_mon + 1);
regs[RTC_DATE] = bin2bcd(tm->tm_mday);
- regs[RTC_WEEKDAY] = tm->tm_wday + 1;
+ regs[RTC_WEEKDAY] = tm->tm_wday;
regs[RTC_HOUR] = bin2bcd(tm->tm_hour);
regs[RTC_MIN] = bin2bcd(tm->tm_min);
regs[RTC_SEC] = bin2bcd(tm->tm_sec);
@@ -153,7 +153,7 @@ static int max8907_rtc_set_alarm(struct device *dev, struct rtc_wkalrm *alrm)
tm_to_regs(&alrm->time, regs);

/* Disable alarm while we update the target time */
- ret = regmap_update_bits(rtc->regmap, MAX8907_REG_ALARM0_CNTL, 0x7f, 0);
+ ret = regmap_write(rtc->regmap, MAX8907_REG_ALARM0_CNTL, 0);
if (ret < 0)
return ret;

@@ -163,8 +163,7 @@ static int max8907_rtc_set_alarm(struct device *dev, struct rtc_wkalrm *alrm)
return ret;

if (alrm->enabled)
- ret = regmap_update_bits(rtc->regmap, MAX8907_REG_ALARM0_CNTL,
- 0x7f, 0x7f);
+ ret = regmap_write(rtc->regmap, MAX8907_REG_ALARM0_CNTL, 0x77);

return ret;
}
diff --git a/drivers/scsi/bfa/bfad.c b/drivers/scsi/bfa/bfad.c
index fc80a325a1e6..27e270e00a10 100644
--- a/drivers/scsi/bfa/bfad.c
+++ b/drivers/scsi/bfa/bfad.c
@@ -1802,7 +1802,7 @@ out:
static u32 *
bfad_load_fwimg(struct pci_dev *pdev)
{
- if (pdev->device == BFA_PCI_DEVICE_ID_CT2) {
+ if (bfa_asic_id_ct2(pdev->device)) {
if (bfi_image_ct2_size == 0)
bfad_read_firmware(pdev, &bfi_image_ct2,
&bfi_image_ct2_size, BFAD_FW_FILE_CT2);
@@ -1812,12 +1812,14 @@ bfad_load_fwimg(struct pci_dev *pdev)
bfad_read_firmware(pdev, &bfi_image_ct,
&bfi_image_ct_size, BFAD_FW_FILE_CT);
return bfi_image_ct;
- } else {
+ } else if (bfa_asic_id_cb(pdev->device)) {
if (bfi_image_cb_size == 0)
bfad_read_firmware(pdev, &bfi_image_cb,
&bfi_image_cb_size, BFAD_FW_FILE_CB);
return bfi_image_cb;
}
+
+ return NULL;
}

static void
diff --git a/drivers/scsi/qla4xxx/ql4_os.c b/drivers/scsi/qla4xxx/ql4_os.c
index a28d5e624aab..cf174a4ffa84 100644
--- a/drivers/scsi/qla4xxx/ql4_os.c
+++ b/drivers/scsi/qla4xxx/ql4_os.c
@@ -802,6 +802,7 @@ static int qla4xxx_set_chap_entry(struct Scsi_Host *shost, void *data, int len)
int type;
int rem = len;
int rc = 0;
+ int size;

memset(&chap_rec, 0, sizeof(chap_rec));

@@ -816,12 +817,14 @@ static int qla4xxx_set_chap_entry(struct Scsi_Host *shost, void *data, int len)
chap_rec.chap_type = param_info->value[0];
break;
case ISCSI_CHAP_PARAM_USERNAME:
- memcpy(chap_rec.username, param_info->value,
- param_info->len);
+ size = min_t(size_t, sizeof(chap_rec.username),
+ param_info->len);
+ memcpy(chap_rec.username, param_info->value, size);
break;
case ISCSI_CHAP_PARAM_PASSWORD:
- memcpy(chap_rec.password, param_info->value,
- param_info->len);
+ size = min_t(size_t, sizeof(chap_rec.password),
+ param_info->len);
+ memcpy(chap_rec.password, param_info->value, size);
break;
case ISCSI_CHAP_PARAM_PASSWORD_LEN:
chap_rec.password_length = param_info->value[0];
diff --git a/drivers/scsi/virtio_scsi.c b/drivers/scsi/virtio_scsi.c
index c3173dced870..16bfd50cd3fe 100644
--- a/drivers/scsi/virtio_scsi.c
+++ b/drivers/scsi/virtio_scsi.c
@@ -956,6 +956,10 @@ static void virtscsi_remove(struct virtio_device *vdev)
#ifdef CONFIG_PM_SLEEP
static int virtscsi_freeze(struct virtio_device *vdev)
{
+ struct Scsi_Host *sh = virtio_scsi_host(vdev);
+ struct virtio_scsi *vscsi = shost_priv(sh);
+
+ unregister_hotcpu_notifier(&vscsi->nb);
virtscsi_remove_vqs(vdev);
return 0;
}
@@ -964,8 +968,17 @@ static int virtscsi_restore(struct virtio_device *vdev)
{
struct Scsi_Host *sh = virtio_scsi_host(vdev);
struct virtio_scsi *vscsi = shost_priv(sh);
+ int err;
+
+ err = virtscsi_init(vdev, vscsi);
+ if (err)
+ return err;
+
+ err = register_hotcpu_notifier(&vscsi->nb);
+ if (err)
+ vdev->config->del_vqs(vdev);

- return virtscsi_init(vdev, vscsi);
+ return err;
}
#endif

diff --git a/drivers/staging/lustre/lustre/ptlrpc/niobuf.c b/drivers/staging/lustre/lustre/ptlrpc/niobuf.c
index a0e009717a5a..d6047b9535ae 100644
--- a/drivers/staging/lustre/lustre/ptlrpc/niobuf.c
+++ b/drivers/staging/lustre/lustre/ptlrpc/niobuf.c
@@ -179,7 +179,7 @@ int ptlrpc_register_bulk(struct ptlrpc_request *req)
LNET_UNLINK, LNET_INS_AFTER, &me_h);
if (rc != 0) {
CERROR("%s: LNetMEAttach failed x"LPU64"/%d: rc = %d\n",
- desc->bd_export->exp_obd->obd_name, xid,
+ desc->bd_import->imp_obd->obd_name, xid,
posted_md, rc);
break;
}
@@ -189,7 +189,7 @@ int ptlrpc_register_bulk(struct ptlrpc_request *req)
&desc->bd_mds[posted_md]);
if (rc != 0) {
CERROR("%s: LNetMDAttach failed x"LPU64"/%d: rc = %d\n",
- desc->bd_export->exp_obd->obd_name, xid,
+ desc->bd_import->imp_obd->obd_name, xid,
posted_md, rc);
rc2 = LNetMEUnlink(me_h);
LASSERT(rc2 == 0);
@@ -219,7 +219,7 @@ int ptlrpc_register_bulk(struct ptlrpc_request *req)
/* Holler if peer manages to touch buffers before he knows the xid */
if (desc->bd_md_count != total_md)
CWARN("%s: Peer %s touched %d buffers while I registered\n",
- desc->bd_export->exp_obd->obd_name, libcfs_id2str(peer),
+ desc->bd_import->imp_obd->obd_name, libcfs_id2str(peer),
total_md - desc->bd_md_count);
spin_unlock(&desc->bd_lock);

diff --git a/drivers/staging/rtl8712/usb_intf.c b/drivers/staging/rtl8712/usb_intf.c
index dbefa43e4c2c..bbd5888e316b 100644
--- a/drivers/staging/rtl8712/usb_intf.c
+++ b/drivers/staging/rtl8712/usb_intf.c
@@ -353,6 +353,10 @@ static void disable_ht_for_spec_devid(const struct usb_device_id *pdid,
}
}

+static const struct device_type wlan_type = {
+ .name = "wlan",
+};
+
/*
* drv_init() - a device potentially for us
*
@@ -388,6 +392,7 @@ static int r871xu_drv_init(struct usb_interface *pusb_intf,
padapter->pusb_intf = pusb_intf;
usb_set_intfdata(pusb_intf, pnetdev);
SET_NETDEV_DEV(pnetdev, &pusb_intf->dev);
+ pnetdev->dev.type = &wlan_type;
/* step 2. */
padapter->dvobj_init = &r8712_usb_dvobj_init;
padapter->dvobj_deinit = &r8712_usb_dvobj_deinit;
diff --git a/drivers/staging/vt6656/baseband.c b/drivers/staging/vt6656/baseband.c
index 4aa5ef54b683..22e117440f94 100644
--- a/drivers/staging/vt6656/baseband.c
+++ b/drivers/staging/vt6656/baseband.c
@@ -1464,7 +1464,6 @@ void BBvUpdatePreEDThreshold(struct vnt_private *pDevice, int bScanning)

if( bScanning )
{ // need Max sensitivity //RSSI -69, -70,....
- if(pDevice->byBBPreEDIndex == 0) break;
pDevice->byBBPreEDIndex = 0;
ControlvWriteByte(pDevice, MESSAGE_REQUEST_BBREG, 0xC9, 0x00); //CR201(0xC9)
ControlvWriteByte(pDevice, MESSAGE_REQUEST_BBREG, 0xCE, 0x30); //CR206(0xCE)
@@ -1607,7 +1606,6 @@ void BBvUpdatePreEDThreshold(struct vnt_private *pDevice, int bScanning)

if( bScanning )
{ // need Max sensitivity //RSSI -69, -70, ...
- if(pDevice->byBBPreEDIndex == 0) break;
pDevice->byBBPreEDIndex = 0;
ControlvWriteByte(pDevice, MESSAGE_REQUEST_BBREG, 0xC9, 0x00); //CR201(0xC9)
ControlvWriteByte(pDevice, MESSAGE_REQUEST_BBREG, 0xCE, 0x24); //CR206(0xCE)
@@ -1759,7 +1757,6 @@ void BBvUpdatePreEDThreshold(struct vnt_private *pDevice, int bScanning)
case RF_VT3342A0: //RobertYu:20060627, testing table
if( bScanning )
{ // need Max sensitivity //RSSI -67, -68, ...
- if(pDevice->byBBPreEDIndex == 0) break;
pDevice->byBBPreEDIndex = 0;
ControlvWriteByte(pDevice, MESSAGE_REQUEST_BBREG, 0xC9, 0x00); //CR201(0xC9)
ControlvWriteByte(pDevice, MESSAGE_REQUEST_BBREG, 0xCE, 0x38); //CR206(0xCE)
diff --git a/drivers/staging/vt6656/card.c b/drivers/staging/vt6656/card.c
index 19d3cf451b88..34a24b78c1a7 100644
--- a/drivers/staging/vt6656/card.c
+++ b/drivers/staging/vt6656/card.c
@@ -731,7 +731,7 @@ u64 CARDqGetNextTBTT(u64 qwTSF, u16 wBeaconInterval)

uBeaconInterval = wBeaconInterval * 1024;
// Next TBTT = ((local_current_TSF / beacon_interval) + 1 ) * beacon_interval
- uLowNextTBTT = ((qwTSF & 0xffffffffU) >> 10) << 10;
+ uLowNextTBTT = ((qwTSF & 0xffffffffULL) >> 10) << 10;
uLowRemain = (uLowNextTBTT) % uBeaconInterval;
uHighRemain = ((0x80000000 % uBeaconInterval) * 2 * (u32)(qwTSF >> 32))
% uBeaconInterval;
diff --git a/drivers/staging/zram/zram_drv.c b/drivers/staging/zram/zram_drv.c
index 3277d9838f4e..bfbfe579d896 100644
--- a/drivers/staging/zram/zram_drv.c
+++ b/drivers/staging/zram/zram_drv.c
@@ -552,14 +552,14 @@ static void zram_reset_device(struct zram *zram, bool reset_capacity)
size_t index;
struct zram_meta *meta;

- flush_work(&zram->free_work);
-
down_write(&zram->init_lock);
if (!zram->init_done) {
up_write(&zram->init_lock);
return;
}

+ flush_work(&zram->free_work);
+
meta = zram->meta;
zram->init_done = 0;

diff --git a/drivers/target/iscsi/iscsi_target.c b/drivers/target/iscsi/iscsi_target.c
index 00867190413c..5049db4651c5 100644
--- a/drivers/target/iscsi/iscsi_target.c
+++ b/drivers/target/iscsi/iscsi_target.c
@@ -52,7 +52,7 @@
static LIST_HEAD(g_tiqn_list);
static LIST_HEAD(g_np_list);
static DEFINE_SPINLOCK(tiqn_lock);
-static DEFINE_SPINLOCK(np_lock);
+static DEFINE_MUTEX(np_lock);

static struct idr tiqn_idr;
struct idr sess_idr;
@@ -307,6 +307,9 @@ bool iscsit_check_np_match(
return false;
}

+/*
+ * Called with mutex np_lock held
+ */
static struct iscsi_np *iscsit_get_np(
struct __kernel_sockaddr_storage *sockaddr,
int network_transport)
@@ -314,11 +317,10 @@ static struct iscsi_np *iscsit_get_np(
struct iscsi_np *np;
bool match;

- spin_lock_bh(&np_lock);
list_for_each_entry(np, &g_np_list, np_list) {
- spin_lock(&np->np_thread_lock);
+ spin_lock_bh(&np->np_thread_lock);
if (np->np_thread_state != ISCSI_NP_THREAD_ACTIVE) {
- spin_unlock(&np->np_thread_lock);
+ spin_unlock_bh(&np->np_thread_lock);
continue;
}

@@ -330,13 +332,11 @@ static struct iscsi_np *iscsit_get_np(
* while iscsi_tpg_add_network_portal() is called.
*/
np->np_exports++;
- spin_unlock(&np->np_thread_lock);
- spin_unlock_bh(&np_lock);
+ spin_unlock_bh(&np->np_thread_lock);
return np;
}
- spin_unlock(&np->np_thread_lock);
+ spin_unlock_bh(&np->np_thread_lock);
}
- spin_unlock_bh(&np_lock);

return NULL;
}
@@ -350,16 +350,22 @@ struct iscsi_np *iscsit_add_np(
struct sockaddr_in6 *sock_in6;
struct iscsi_np *np;
int ret;
+
+ mutex_lock(&np_lock);
+
/*
* Locate the existing struct iscsi_np if already active..
*/
np = iscsit_get_np(sockaddr, network_transport);
- if (np)
+ if (np) {
+ mutex_unlock(&np_lock);
return np;
+ }

np = kzalloc(sizeof(struct iscsi_np), GFP_KERNEL);
if (!np) {
pr_err("Unable to allocate memory for struct iscsi_np\n");
+ mutex_unlock(&np_lock);
return ERR_PTR(-ENOMEM);
}

@@ -382,6 +388,7 @@ struct iscsi_np *iscsit_add_np(
ret = iscsi_target_setup_login_socket(np, sockaddr);
if (ret != 0) {
kfree(np);
+ mutex_unlock(&np_lock);
return ERR_PTR(ret);
}

@@ -390,6 +397,7 @@ struct iscsi_np *iscsit_add_np(
pr_err("Unable to create kthread: iscsi_np\n");
ret = PTR_ERR(np->np_thread);
kfree(np);
+ mutex_unlock(&np_lock);
return ERR_PTR(ret);
}
/*
@@ -400,10 +408,10 @@ struct iscsi_np *iscsit_add_np(
* point because iscsi_np has not been added to g_np_list yet.
*/
np->np_exports = 1;
+ np->np_thread_state = ISCSI_NP_THREAD_ACTIVE;

- spin_lock_bh(&np_lock);
list_add_tail(&np->np_list, &g_np_list);
- spin_unlock_bh(&np_lock);
+ mutex_unlock(&np_lock);

pr_debug("CORE[0] - Added Network Portal: %s:%hu on %s\n",
np->np_ip, np->np_port, np->np_transport->name);
@@ -470,9 +478,9 @@ int iscsit_del_np(struct iscsi_np *np)

np->np_transport->iscsit_free_np(np);

- spin_lock_bh(&np_lock);
+ mutex_lock(&np_lock);
list_del(&np->np_list);
- spin_unlock_bh(&np_lock);
+ mutex_unlock(&np_lock);

pr_debug("CORE[0] - Removed Network Portal: %s:%hu on %s\n",
np->np_ip, np->np_port, np->np_transport->name);
diff --git a/drivers/target/iscsi/iscsi_target_nego.c b/drivers/target/iscsi/iscsi_target_nego.c
index 83c965c65386..582ba84075ec 100644
--- a/drivers/target/iscsi/iscsi_target_nego.c
+++ b/drivers/target/iscsi/iscsi_target_nego.c
@@ -1192,7 +1192,7 @@ get_target:
*/
alloc_tags:
tag_num = max_t(u32, ISCSIT_MIN_TAGS, queue_depth);
- tag_num += (tag_num / 2) + ISCSIT_EXTRA_TAGS;
+ tag_num = (tag_num * 2) + ISCSIT_EXTRA_TAGS;
tag_size = sizeof(struct iscsi_cmd) + conn->conn_transport->priv_size;

ret = transport_alloc_session_tags(sess->se_sess, tag_num, tag_size);
diff --git a/drivers/tty/Kconfig b/drivers/tty/Kconfig
index 978db344bda0..b24aa010f68c 100644
--- a/drivers/tty/Kconfig
+++ b/drivers/tty/Kconfig
@@ -366,7 +366,7 @@ config TRACE_SINK
"Trace data router for MIPI P1149.7 cJTAG standard".

config PPC_EPAPR_HV_BYTECHAN
- tristate "ePAPR hypervisor byte channel driver"
+ bool "ePAPR hypervisor byte channel driver"
depends on PPC
select EPAPR_PARAVIRT
help
diff --git a/drivers/tty/serial/8250/8250_core.c b/drivers/tty/serial/8250/8250_core.c
index e33d38cb170f..61ecd709a722 100644
--- a/drivers/tty/serial/8250/8250_core.c
+++ b/drivers/tty/serial/8250/8250_core.c
@@ -2670,6 +2670,10 @@ static void serial8250_config_port(struct uart_port *port, int flags)
if (port->type == PORT_16550A && port->iotype == UPIO_AU)
up->bugs |= UART_BUG_NOMSR;

+ /* HW bugs may trigger IRQ while IIR == NO_INT */
+ if (port->type == PORT_TEGRA)
+ up->bugs |= UART_BUG_NOMSR;
+
if (port->type != PORT_UNKNOWN && flags & UART_CONFIG_IRQ)
autoconfig_irq(up);

diff --git a/drivers/tty/serial/8250/8250_pci.c b/drivers/tty/serial/8250/8250_pci.c
index 4697a514b80a..77d0aca9050a 100644
--- a/drivers/tty/serial/8250/8250_pci.c
+++ b/drivers/tty/serial/8250/8250_pci.c
@@ -1259,10 +1259,10 @@ static int pci_quatech_init(struct pci_dev *dev)
unsigned long base = pci_resource_start(dev, 0);
if (base) {
u32 tmp;
- outl(inl(base + 0x38), base + 0x38);
+ outl(inl(base + 0x38) | 0x00002000, base + 0x38);
tmp = inl(base + 0x3c);
outl(tmp | 0x01000000, base + 0x3c);
- outl(tmp, base + 0x3c);
+ outl(tmp &= ~0x01000000, base + 0x3c);
}
}
return 0;
@@ -1744,6 +1744,7 @@ pci_wch_ch353_setup(struct serial_private *priv,
#define PCI_DEVICE_ID_TITAN_800E 0xA014
#define PCI_DEVICE_ID_TITAN_200EI 0xA016
#define PCI_DEVICE_ID_TITAN_200EISI 0xA017
+#define PCI_DEVICE_ID_TITAN_200V3 0xA306
#define PCI_DEVICE_ID_TITAN_400V3 0xA310
#define PCI_DEVICE_ID_TITAN_410V3 0xA312
#define PCI_DEVICE_ID_TITAN_800V3 0xA314
@@ -4427,6 +4428,9 @@ static struct pci_device_id serial_pci_tbl[] = {
{ PCI_VENDOR_ID_TITAN, PCI_DEVICE_ID_TITAN_200EISI,
PCI_ANY_ID, PCI_ANY_ID, 0, 0,
pbn_oxsemi_2_4000000 },
+ { PCI_VENDOR_ID_TITAN, PCI_DEVICE_ID_TITAN_200V3,
+ PCI_ANY_ID, PCI_ANY_ID, 0, 0,
+ pbn_b0_bt_2_921600 },
{ PCI_VENDOR_ID_TITAN, PCI_DEVICE_ID_TITAN_400V3,
PCI_ANY_ID, PCI_ANY_ID, 0, 0,
pbn_b0_4_921600 },
diff --git a/drivers/tty/serial/atmel_serial.c b/drivers/tty/serial/atmel_serial.c
index c7d99af46a96..a49f10d269b2 100644
--- a/drivers/tty/serial/atmel_serial.c
+++ b/drivers/tty/serial/atmel_serial.c
@@ -825,9 +825,6 @@ static void atmel_release_rx_dma(struct uart_port *port)
atmel_port->desc_rx = NULL;
atmel_port->chan_rx = NULL;
atmel_port->cookie_rx = -EINVAL;
-
- if (!atmel_port->is_usart)
- del_timer_sync(&atmel_port->uart_timer);
}

static void atmel_rx_from_dma(struct uart_port *port)
@@ -1229,9 +1226,6 @@ static void atmel_release_rx_pdc(struct uart_port *port)
DMA_FROM_DEVICE);
kfree(pdc->buf);
}
-
- if (!atmel_port->is_usart)
- del_timer_sync(&atmel_port->uart_timer);
}

static void atmel_rx_from_pdc(struct uart_port *port)
@@ -1604,12 +1598,13 @@ static int atmel_startup(struct uart_port *port)
/* enable xmit & rcvr */
UART_PUT_CR(port, ATMEL_US_TXEN | ATMEL_US_RXEN);

+ setup_timer(&atmel_port->uart_timer,
+ atmel_uart_timer_callback,
+ (unsigned long)port);
+
if (atmel_use_pdc_rx(port)) {
/* set UART timeout */
if (!atmel_port->is_usart) {
- setup_timer(&atmel_port->uart_timer,
- atmel_uart_timer_callback,
- (unsigned long)port);
mod_timer(&atmel_port->uart_timer,
jiffies + uart_poll_timeout(port));
/* set USART timeout */
@@ -1624,9 +1619,6 @@ static int atmel_startup(struct uart_port *port)
} else if (atmel_use_dma_rx(port)) {
/* set UART timeout */
if (!atmel_port->is_usart) {
- setup_timer(&atmel_port->uart_timer,
- atmel_uart_timer_callback,
- (unsigned long)port);
mod_timer(&atmel_port->uart_timer,
jiffies + uart_poll_timeout(port));
/* set USART timeout */
@@ -1650,12 +1642,30 @@ static int atmel_startup(struct uart_port *port)
static void atmel_shutdown(struct uart_port *port)
{
struct atmel_uart_port *atmel_port = to_atmel_uart_port(port);
+
/*
- * Ensure everything is stopped.
+ * Prevent any tasklets being scheduled during
+ * cleanup
+ */
+ del_timer_sync(&atmel_port->uart_timer);
+
+ /*
+ * Clear out any scheduled tasklets before
+ * we destroy the buffers
+ */
+ tasklet_kill(&atmel_port->tasklet);
+
+ /*
+ * Ensure everything is stopped and
+ * disable all interrupts, port and break condition.
*/
atmel_stop_rx(port);
atmel_stop_tx(port);

+ UART_PUT_CR(port, ATMEL_US_RSTSTA);
+ UART_PUT_IDR(port, -1);
+
+
/*
* Shut-down the DMA.
*/
@@ -1665,10 +1675,10 @@ static void atmel_shutdown(struct uart_port *port)
atmel_port->release_tx(port);

/*
- * Disable all interrupts, port and break condition.
+ * Reset ring buffer pointers
*/
- UART_PUT_CR(port, ATMEL_US_RSTSTA);
- UART_PUT_IDR(port, -1);
+ atmel_port->rx_ring.head = 0;
+ atmel_port->rx_ring.tail = 0;

/*
* Free the interrupt
@@ -2441,11 +2451,12 @@ static int atmel_serial_remove(struct platform_device *pdev)
struct atmel_uart_port *atmel_port = to_atmel_uart_port(port);
int ret = 0;

+ tasklet_kill(&atmel_port->tasklet);
+
device_init_wakeup(&pdev->dev, 0);

ret = uart_remove_one_port(&atmel_uart, port);

- tasklet_kill(&atmel_port->tasklet);
kfree(atmel_port->rx_ring.buf);

/* "port" is allocated statically, so we shouldn't free it */
diff --git a/drivers/uio/uio.c b/drivers/uio/uio.c
index f7beb6eb40c7..a673e5b6a2e0 100644
--- a/drivers/uio/uio.c
+++ b/drivers/uio/uio.c
@@ -847,7 +847,7 @@ int __uio_register_device(struct module *owner,
info->uio_dev = idev;

if (info->irq && (info->irq != UIO_IRQ_CUSTOM)) {
- ret = devm_request_irq(parent, info->irq, uio_interrupt,
+ ret = devm_request_irq(idev->dev, info->irq, uio_interrupt,
info->irq_flags, info->name, idev);
if (ret)
goto err_request_irq;
diff --git a/drivers/usb/chipidea/ci.h b/drivers/usb/chipidea/ci.h
index 1c94fc5257f4..5ad448d0fb7d 100644
--- a/drivers/usb/chipidea/ci.h
+++ b/drivers/usb/chipidea/ci.h
@@ -135,6 +135,7 @@ struct hw_bank {
* @id_event: indicates there is an id event, and handled at ci_otg_work
* @b_sess_valid_event: indicates there is a vbus event, and handled
* at ci_otg_work
+ * @imx28_write_fix: Freescale imx28 needs swp instruction for writing
*/
struct ci_hdrc {
struct device *dev;
@@ -173,6 +174,7 @@ struct ci_hdrc {
struct dentry *debugfs;
bool id_event;
bool b_sess_valid_event;
+ bool imx28_write_fix;
};

static inline struct ci_role_driver *ci_role(struct ci_hdrc *ci)
@@ -253,6 +255,26 @@ static inline u32 hw_read(struct ci_hdrc *ci, enum ci_hw_regs reg, u32 mask)
return ioread32(ci->hw_bank.regmap[reg]) & mask;
}

+#ifdef CONFIG_SOC_IMX28
+static inline void imx28_ci_writel(u32 val, volatile void __iomem *addr)
+{
+ __asm__ ("swp %0, %0, [%1]" : : "r"(val), "r"(addr));
+}
+#else
+static inline void imx28_ci_writel(u32 val, volatile void __iomem *addr)
+{
+}
+#endif
+
+static inline void __hw_write(struct ci_hdrc *ci, u32 val,
+ void __iomem *addr)
+{
+ if (ci->imx28_write_fix)
+ imx28_ci_writel(val, addr);
+ else
+ iowrite32(val, addr);
+}
+
/**
* hw_write: writes to a hw register
* @reg: register index
@@ -266,7 +288,7 @@ static inline void hw_write(struct ci_hdrc *ci, enum ci_hw_regs reg,
data = (ioread32(ci->hw_bank.regmap[reg]) & ~mask)
| (data & mask);

- iowrite32(data, ci->hw_bank.regmap[reg]);
+ __hw_write(ci, data, ci->hw_bank.regmap[reg]);
}

/**
@@ -281,7 +303,7 @@ static inline u32 hw_test_and_clear(struct ci_hdrc *ci, enum ci_hw_regs reg,
{
u32 val = ioread32(ci->hw_bank.regmap[reg]) & mask;

- iowrite32(val, ci->hw_bank.regmap[reg]);
+ __hw_write(ci, val, ci->hw_bank.regmap[reg]);
return val;
}

diff --git a/drivers/usb/chipidea/ci_hdrc_imx.c b/drivers/usb/chipidea/ci_hdrc_imx.c
index bb5d976e5b81..c00f77257d36 100644
--- a/drivers/usb/chipidea/ci_hdrc_imx.c
+++ b/drivers/usb/chipidea/ci_hdrc_imx.c
@@ -23,6 +23,26 @@
#include "ci.h"
#include "ci_hdrc_imx.h"

+#define CI_HDRC_IMX_IMX28_WRITE_FIX BIT(0)
+
+struct ci_hdrc_imx_platform_flag {
+ unsigned int flags;
+};
+
+static const struct ci_hdrc_imx_platform_flag imx27_usb_data = {
+};
+
+static const struct ci_hdrc_imx_platform_flag imx28_usb_data = {
+ .flags = CI_HDRC_IMX_IMX28_WRITE_FIX,
+};
+
+static const struct of_device_id ci_hdrc_imx_dt_ids[] = {
+ { .compatible = "fsl,imx28-usb", .data = &imx28_usb_data},
+ { .compatible = "fsl,imx27-usb", .data = &imx27_usb_data},
+ { /* sentinel */ }
+};
+MODULE_DEVICE_TABLE(of, ci_hdrc_imx_dt_ids);
+
struct ci_hdrc_imx_data {
struct usb_phy *phy;
struct platform_device *ci_pdev;
@@ -82,6 +102,9 @@ static int ci_hdrc_imx_probe(struct platform_device *pdev)
CI_HDRC_DISABLE_STREAMING,
};
int ret;
+ const struct of_device_id *of_id =
+ of_match_device(ci_hdrc_imx_dt_ids, &pdev->dev);
+ const struct ci_hdrc_imx_platform_flag *imx_platform_flag = of_id->data;

data = devm_kzalloc(&pdev->dev, sizeof(*data), GFP_KERNEL);
if (!data) {
@@ -115,6 +138,9 @@ static int ci_hdrc_imx_probe(struct platform_device *pdev)

pdata.phy = data->phy;

+ if (imx_platform_flag->flags & CI_HDRC_IMX_IMX28_WRITE_FIX)
+ pdata.flags |= CI_HDRC_IMX28_WRITE_FIX;
+
ret = dma_coerce_mask_and_coherent(&pdev->dev, DMA_BIT_MASK(32));
if (ret)
goto err_clk;
@@ -173,12 +199,6 @@ static int ci_hdrc_imx_remove(struct platform_device *pdev)
return 0;
}

-static const struct of_device_id ci_hdrc_imx_dt_ids[] = {
- { .compatible = "fsl,imx27-usb", },
- { /* sentinel */ }
-};
-MODULE_DEVICE_TABLE(of, ci_hdrc_imx_dt_ids);
-
static struct platform_driver ci_hdrc_imx_driver = {
.probe = ci_hdrc_imx_probe,
.remove = ci_hdrc_imx_remove,
diff --git a/drivers/usb/chipidea/core.c b/drivers/usb/chipidea/core.c
index 6e73f8cd60e5..5efdc9b45f89 100644
--- a/drivers/usb/chipidea/core.c
+++ b/drivers/usb/chipidea/core.c
@@ -554,6 +554,8 @@ static int ci_hdrc_probe(struct platform_device *pdev)

ci->dev = dev;
ci->platdata = dev->platform_data;
+ ci->imx28_write_fix = !!(ci->platdata->flags &
+ CI_HDRC_IMX28_WRITE_FIX);

ret = hw_device_init(ci, base);
if (ret < 0) {
diff --git a/drivers/usb/chipidea/host.c b/drivers/usb/chipidea/host.c
index 526cd77563d8..a8ac6c16dac9 100644
--- a/drivers/usb/chipidea/host.c
+++ b/drivers/usb/chipidea/host.c
@@ -65,6 +65,7 @@ static int host_start(struct ci_hdrc *ci)
ehci->caps = ci->hw_bank.cap;
ehci->has_hostpc = ci->hw_bank.lpm;
ehci->has_tdi_phy_lpm = ci->hw_bank.lpm;
+ ehci->imx28_write_fix = ci->imx28_write_fix;

if (ci->platdata->reg_vbus) {
ret = regulator_enable(ci->platdata->reg_vbus);
diff --git a/drivers/usb/chipidea/otg.h b/drivers/usb/chipidea/otg.h
index 2d9f090733bc..449bee07f4fe 100644
--- a/drivers/usb/chipidea/otg.h
+++ b/drivers/usb/chipidea/otg.h
@@ -1,5 +1,5 @@
/*
- * Copyright (C) 2013 Freescale Semiconductor, Inc.
+ * Copyright (C) 2013-2014 Freescale Semiconductor, Inc.
*
* Author: Peter Chen
*
@@ -19,12 +19,12 @@ static inline void ci_clear_otg_interrupt(struct ci_hdrc *ci, u32 bits)

static inline void ci_enable_otg_interrupt(struct ci_hdrc *ci, u32 bits)
{
- hw_write(ci, OP_OTGSC, bits, bits);
+ hw_write(ci, OP_OTGSC, bits | OTGSC_INT_STATUS_BITS, bits);
}

static inline void ci_disable_otg_interrupt(struct ci_hdrc *ci, u32 bits)
{
- hw_write(ci, OP_OTGSC, bits, 0);
+ hw_write(ci, OP_OTGSC, bits | OTGSC_INT_STATUS_BITS, 0);
}

int ci_hdrc_otg_init(struct ci_hdrc *ci);
diff --git a/drivers/usb/chipidea/udc.c b/drivers/usb/chipidea/udc.c
index 69d20fbb38a2..5875c2a8daf1 100644
--- a/drivers/usb/chipidea/udc.c
+++ b/drivers/usb/chipidea/udc.c
@@ -393,6 +393,14 @@ static int add_td_to_list(struct ci_hw_ep *hwep, struct ci_hw_req *hwreq,
node->ptr->token = cpu_to_le32(length << __ffs(TD_TOTAL_BYTES));
node->ptr->token &= cpu_to_le32(TD_TOTAL_BYTES);
node->ptr->token |= cpu_to_le32(TD_STATUS_ACTIVE);
+ if (hwep->type == USB_ENDPOINT_XFER_ISOC && hwep->dir == TX) {
+ u32 mul = hwreq->req.length / hwep->ep.maxpacket;
+
+ if (hwreq->req.length == 0
+ || hwreq->req.length % hwep->ep.maxpacket)
+ mul++;
+ node->ptr->token |= mul << __ffs(TD_MULTO);
+ }

temp = (u32) (hwreq->req.dma + hwreq->req.actual);
if (length) {
@@ -515,10 +523,11 @@ static int _hardware_enqueue(struct ci_hw_ep *hwep, struct ci_hw_req *hwreq)
hwep->qh.ptr->td.token &=
cpu_to_le32(~(TD_STATUS_HALTED|TD_STATUS_ACTIVE));

- if (hwep->type == USB_ENDPOINT_XFER_ISOC) {
+ if (hwep->type == USB_ENDPOINT_XFER_ISOC && hwep->dir == RX) {
u32 mul = hwreq->req.length / hwep->ep.maxpacket;

- if (hwreq->req.length % hwep->ep.maxpacket)
+ if (hwreq->req.length == 0
+ || hwreq->req.length % hwep->ep.maxpacket)
mul++;
hwep->qh.ptr->cap |= mul << __ffs(QH_MULT);
}
@@ -1173,6 +1182,12 @@ static int ep_enable(struct usb_ep *ep,
if (hwep->num)
cap |= QH_ZLT;
cap |= (hwep->ep.maxpacket << __ffs(QH_MAX_PKT)) & QH_MAX_PKT;
+ /*
+ * For ISO-TX, we set mult at QH as the largest value, and use
+ * MultO at TD as real mult value.
+ */
+ if (hwep->type == USB_ENDPOINT_XFER_ISOC && hwep->dir == TX)
+ cap |= 3 << __ffs(QH_MULT);

hwep->qh.ptr->cap = cpu_to_le32(cap);

diff --git a/drivers/usb/class/cdc-wdm.c b/drivers/usb/class/cdc-wdm.c
index 0b23a8639311..a051a7a2b1bd 100644
--- a/drivers/usb/class/cdc-wdm.c
+++ b/drivers/usb/class/cdc-wdm.c
@@ -432,6 +432,38 @@ outnl:
return rv < 0 ? rv : count;
}

+/*
+ * clear WDM_READ flag and possibly submit the read urb if resp_count
+ * is non-zero.
+ *
+ * Called with desc->iuspin locked
+ */
+static int clear_wdm_read_flag(struct wdm_device *desc)
+{
+ int rv = 0;
+
+ clear_bit(WDM_READ, &desc->flags);
+
+ /* submit read urb only if the device is waiting for it */
+ if (!desc->resp_count || !--desc->resp_count)
+ goto out;
+
+ set_bit(WDM_RESPONDING, &desc->flags);
+ spin_unlock_irq(&desc->iuspin);
+ rv = usb_submit_urb(desc->response, GFP_KERNEL);
+ spin_lock_irq(&desc->iuspin);
+ if (rv) {
+ dev_err(&desc->intf->dev,
+ "usb_submit_urb failed with result %d\n", rv);
+
+ /* make sure the next notification trigger a submit */
+ clear_bit(WDM_RESPONDING, &desc->flags);
+ desc->resp_count = 0;
+ }
+out:
+ return rv;
+}
+
static ssize_t wdm_read
(struct file *file, char __user *buffer, size_t count, loff_t *ppos)
{
@@ -503,8 +535,10 @@ retry:

if (!desc->reslength) { /* zero length read */
dev_dbg(&desc->intf->dev, "%s: zero length - clearing WDM_READ\n", __func__);
- clear_bit(WDM_READ, &desc->flags);
+ rv = clear_wdm_read_flag(desc);
spin_unlock_irq(&desc->iuspin);
+ if (rv < 0)
+ goto err;
goto retry;
}
cntr = desc->length;
@@ -526,37 +560,9 @@ retry:

desc->length -= cntr;
/* in case we had outstanding data */
- if (!desc->length) {
- clear_bit(WDM_READ, &desc->flags);
-
- if (--desc->resp_count) {
- set_bit(WDM_RESPONDING, &desc->flags);
- spin_unlock_irq(&desc->iuspin);
-
- rv = usb_submit_urb(desc->response, GFP_KERNEL);
- if (rv) {
- dev_err(&desc->intf->dev,
- "%s: usb_submit_urb failed with result %d\n",
- __func__, rv);
- spin_lock_irq(&desc->iuspin);
- clear_bit(WDM_RESPONDING, &desc->flags);
- spin_unlock_irq(&desc->iuspin);
-
- if (rv == -ENOMEM) {
- rv = schedule_work(&desc->rxwork);
- if (rv)
- dev_err(&desc->intf->dev, "Cannot schedule work\n");
- } else {
- spin_lock_irq(&desc->iuspin);
- desc->resp_count = 0;
- spin_unlock_irq(&desc->iuspin);
- }
- }
- } else
- spin_unlock_irq(&desc->iuspin);
- } else
- spin_unlock_irq(&desc->iuspin);
-
+ if (!desc->length)
+ clear_wdm_read_flag(desc);
+ spin_unlock_irq(&desc->iuspin);
rv = cntr;

err:
diff --git a/drivers/usb/core/config.c b/drivers/usb/core/config.c
index a6b2cabe7930..548d1996590f 100644
--- a/drivers/usb/core/config.c
+++ b/drivers/usb/core/config.c
@@ -651,10 +651,6 @@ void usb_destroy_configuration(struct usb_device *dev)
*
* hub-only!! ... and only in reset path, or usb_new_device()
* (used by real hubs and virtual root hubs)
- *
- * NOTE: if this is a WUSB device and is not authorized, we skip the
- * whole thing. A non-authorized USB device has no
- * configurations.
*/
int usb_get_configuration(struct usb_device *dev)
{
@@ -666,8 +662,6 @@ int usb_get_configuration(struct usb_device *dev)
struct usb_config_descriptor *desc;

cfgno = 0;
- if (dev->authorized == 0) /* Not really an error */
- goto out_not_authorized;
result = -ENOMEM;
if (ncfg > USB_MAXCONFIG) {
dev_warn(ddev, "too many configurations: %d, "
@@ -751,7 +745,6 @@ int usb_get_configuration(struct usb_device *dev)

err:
kfree(desc);
-out_not_authorized:
dev->descriptor.bNumConfigurations = cfgno;
err2:
if (result == -ENOMEM)
diff --git a/drivers/usb/core/hub.c b/drivers/usb/core/hub.c
index bd9dc3504b51..07e66542ff24 100644
--- a/drivers/usb/core/hub.c
+++ b/drivers/usb/core/hub.c
@@ -1607,7 +1607,7 @@ static void hub_disconnect(struct usb_interface *intf)
{
struct usb_hub *hub = usb_get_intfdata(intf);
struct usb_device *hdev = interface_to_usbdev(intf);
- int i;
+ int port1;

/* Take the hub off the event list and don't let it be added again */
spin_lock_irq(&hub_event_lock);
@@ -1622,11 +1622,15 @@ static void hub_disconnect(struct usb_interface *intf)
hub->error = 0;
hub_quiesce(hub, HUB_DISCONNECT);

- usb_set_intfdata (intf, NULL);
+ /* Avoid races with recursively_mark_NOTATTACHED() */
+ spin_lock_irq(&device_state_lock);
+ port1 = hdev->maxchild;
+ hdev->maxchild = 0;
+ usb_set_intfdata(intf, NULL);
+ spin_unlock_irq(&device_state_lock);

- for (i = 0; i < hdev->maxchild; i++)
- usb_hub_remove_port_device(hub, i + 1);
- hub->hdev->maxchild = 0;
+ for (; port1 > 0; --port1)
+ usb_hub_remove_port_device(hub, port1);

if (hub->hdev->speed == USB_SPEED_HIGH)
highspeed_hubs--;
@@ -2235,17 +2239,13 @@ static int usb_enumerate_device(struct usb_device *udev)
return err;
}
}
- if (udev->wusb == 1 && udev->authorized == 0) {
- udev->product = kstrdup("n/a (unauthorized)", GFP_KERNEL);
- udev->manufacturer = kstrdup("n/a (unauthorized)", GFP_KERNEL);
- udev->serial = kstrdup("n/a (unauthorized)", GFP_KERNEL);
- } else {
- /* read the standard strings and cache them if present */
- udev->product = usb_cache_string(udev, udev->descriptor.iProduct);
- udev->manufacturer = usb_cache_string(udev,
- udev->descriptor.iManufacturer);
- udev->serial = usb_cache_string(udev, udev->descriptor.iSerialNumber);
- }
+
+ /* read the standard strings and cache them if present */
+ udev->product = usb_cache_string(udev, udev->descriptor.iProduct);
+ udev->manufacturer = usb_cache_string(udev,
+ udev->descriptor.iManufacturer);
+ udev->serial = usb_cache_string(udev, udev->descriptor.iSerialNumber);
+
err = usb_enumerate_device_otg(udev);
if (err < 0)
return err;
@@ -2427,16 +2427,6 @@ int usb_deauthorize_device(struct usb_device *usb_dev)
usb_dev->authorized = 0;
usb_set_configuration(usb_dev, -1);

- kfree(usb_dev->product);
- usb_dev->product = kstrdup("n/a (unauthorized)", GFP_KERNEL);
- kfree(usb_dev->manufacturer);
- usb_dev->manufacturer = kstrdup("n/a (unauthorized)", GFP_KERNEL);
- kfree(usb_dev->serial);
- usb_dev->serial = kstrdup("n/a (unauthorized)", GFP_KERNEL);
-
- usb_destroy_configuration(usb_dev);
- usb_dev->descriptor.bNumConfigurations = 0;
-
out_unauthorized:
usb_unlock_device(usb_dev);
return 0;
@@ -2464,17 +2454,7 @@ int usb_authorize_device(struct usb_device *usb_dev)
goto error_device_descriptor;
}

- kfree(usb_dev->product);
- usb_dev->product = NULL;
- kfree(usb_dev->manufacturer);
- usb_dev->manufacturer = NULL;
- kfree(usb_dev->serial);
- usb_dev->serial = NULL;
-
usb_dev->authorized = 1;
- result = usb_enumerate_device(usb_dev);
- if (result < 0)
- goto error_enumerate;
/* Choose and set the configuration. This registers the interfaces
* with the driver core and lets interface drivers bind to them.
*/
@@ -2490,7 +2470,6 @@ int usb_authorize_device(struct usb_device *usb_dev)
}
dev_info(&usb_dev->dev, "authorized to connect\n");

-error_enumerate:
error_device_descriptor:
usb_autosuspend_device(usb_dev);
error_autoresume:
diff --git a/drivers/usb/dwc3/dwc3-exynos.c b/drivers/usb/dwc3/dwc3-exynos.c
index 8b20c70d91e7..28c8ad79f5e6 100644
--- a/drivers/usb/dwc3/dwc3-exynos.c
+++ b/drivers/usb/dwc3/dwc3-exynos.c
@@ -50,6 +50,7 @@ static int dwc3_exynos_register_phys(struct dwc3_exynos *exynos)

exynos->usb2_phy = pdev;
pdata.type = USB_PHY_TYPE_USB2;
+ pdata.gpio_reset = -1;

ret = platform_device_add_data(exynos->usb2_phy, &pdata, sizeof(pdata));
if (ret)
diff --git a/drivers/usb/dwc3/dwc3-pci.c b/drivers/usb/dwc3/dwc3-pci.c
index 31443aeedcdb..7e71bfa09b54 100644
--- a/drivers/usb/dwc3/dwc3-pci.c
+++ b/drivers/usb/dwc3/dwc3-pci.c
@@ -52,6 +52,7 @@ static int dwc3_pci_register_phys(struct dwc3_pci *glue)

glue->usb2_phy = pdev;
pdata.type = USB_PHY_TYPE_USB2;
+ pdata.gpio_reset = -1;

ret = platform_device_add_data(glue->usb2_phy, &pdata, sizeof(pdata));
if (ret)
diff --git a/drivers/usb/host/ehci.h b/drivers/usb/host/ehci.h
index e8f41c5e771b..bf4555abdd06 100644
--- a/drivers/usb/host/ehci.h
+++ b/drivers/usb/host/ehci.h
@@ -225,6 +225,7 @@ struct ehci_hcd { /* one per controller */
unsigned has_synopsys_hc_bug:1; /* Synopsys HC */
unsigned frame_index_bug:1; /* MosChip (AKA NetMos) */
unsigned need_oc_pp_cycle:1; /* MPC834X port power */
+ unsigned imx28_write_fix:1; /* For Freescale i.MX28 */

/* required for usb32 quirk */
#define OHCI_CTRL_HCFS (3 << 6)
@@ -728,6 +729,18 @@ static inline unsigned int ehci_readl(const struct ehci_hcd *ehci,
#endif
}

+#ifdef CONFIG_SOC_IMX28
+static inline void imx28_ehci_writel(const unsigned int val,
+ volatile __u32 __iomem *addr)
+{
+ __asm__ ("swp %0, %0, [%1]" : : "r"(val), "r"(addr));
+}
+#else
+static inline void imx28_ehci_writel(const unsigned int val,
+ volatile __u32 __iomem *addr)
+{
+}
+#endif
static inline void ehci_writel(const struct ehci_hcd *ehci,
const unsigned int val, __u32 __iomem *regs)
{
@@ -736,7 +749,10 @@ static inline void ehci_writel(const struct ehci_hcd *ehci,
writel_be(val, regs) :
writel(val, regs);
#else
- writel(val, regs);
+ if (ehci->imx28_write_fix)
+ imx28_ehci_writel(val, regs);
+ else
+ writel(val, regs);
#endif
}

diff --git a/drivers/usb/host/xhci-ring.c b/drivers/usb/host/xhci-ring.c
index 53c2e296467f..64c36fe1ea6a 100644
--- a/drivers/usb/host/xhci-ring.c
+++ b/drivers/usb/host/xhci-ring.c
@@ -3008,7 +3008,7 @@ static int prepare_ring(struct xhci_hcd *xhci, struct xhci_ring *ep_ring,
if (num_trbs >= TRBS_PER_SEGMENT) {
xhci_err(xhci, "Too many fragments %d, max %d\n",
num_trbs, TRBS_PER_SEGMENT - 1);
- return -ENOMEM;
+ return -EINVAL;
}

nop_cmd = cpu_to_le32(TRB_TYPE(TRB_TR_NOOP) |
diff --git a/drivers/usb/host/xhci.c b/drivers/usb/host/xhci.c
index 4265b48856f6..cfa5995c7e1f 100644
--- a/drivers/usb/host/xhci.c
+++ b/drivers/usb/host/xhci.c
@@ -321,6 +321,9 @@ static void xhci_cleanup_msix(struct xhci_hcd *xhci)
struct usb_hcd *hcd = xhci_to_hcd(xhci);
struct pci_dev *pdev = to_pci_dev(hcd->self.controller);

+ if (xhci->quirks & XHCI_PLAT)
+ return;
+
xhci_free_irq(xhci);

if (xhci->msix_entries) {
@@ -4713,8 +4716,8 @@ int xhci_gen_setup(struct usb_hcd *hcd, xhci_get_quirks_t get_quirks)
struct device *dev = hcd->self.controller;
int retval;

- /* Accept arbitrarily long scatter-gather lists */
- hcd->self.sg_tablesize = ~0;
+ /* Limit the block layer scatter-gather lists to half a segment. */
+ hcd->self.sg_tablesize = TRBS_PER_SEGMENT / 2;

/* support to build packet from discontinuous buffers */
hcd->self.no_sg_constraint = 1;
diff --git a/drivers/usb/host/xhci.h b/drivers/usb/host/xhci.h
index 03c74b7965f8..c283cf183c48 100644
--- a/drivers/usb/host/xhci.h
+++ b/drivers/usb/host/xhci.h
@@ -1260,7 +1260,7 @@ union xhci_trb {
* since the command ring is 64-byte aligned.
* It must also be greater than 16.
*/
-#define TRBS_PER_SEGMENT 64
+#define TRBS_PER_SEGMENT 256
/* Allow two commands + a link TRB, along with any reserved command TRBs */
#define MAX_RSVD_CMD_TRBS (TRBS_PER_SEGMENT - 3)
#define TRB_SEGMENT_SIZE (TRBS_PER_SEGMENT*16)
diff --git a/drivers/usb/serial/cypress_m8.h b/drivers/usb/serial/cypress_m8.h
index b461311a2ae7..ce13e61b7d55 100644
--- a/drivers/usb/serial/cypress_m8.h
+++ b/drivers/usb/serial/cypress_m8.h
@@ -63,7 +63,7 @@
#define UART_DSR 0x20 /* data set ready - flow control - device to host */
#define CONTROL_RTS 0x10 /* request to send - flow control - host to device */
#define UART_CTS 0x10 /* clear to send - flow control - device to host */
-#define UART_RI 0x10 /* ring indicator - modem - device to host */
+#define UART_RI 0x80 /* ring indicator - modem - device to host */
#define UART_CD 0x40 /* carrier detect - modem - device to host */
#define CYP_ERROR 0x08 /* received from input report - device to host */
/* Note - the below has nothing to do with the "feature report" reset */
diff --git a/drivers/usb/serial/ftdi_sio.c b/drivers/usb/serial/ftdi_sio.c
index fb0d537435eb..8c204a52d534 100644
--- a/drivers/usb/serial/ftdi_sio.c
+++ b/drivers/usb/serial/ftdi_sio.c
@@ -2124,10 +2124,20 @@ static void ftdi_set_termios(struct tty_struct *tty,
}

/*
- * All FTDI UART chips are limited to CS7/8. We won't pretend to
+ * All FTDI UART chips are limited to CS7/8. We shouldn't pretend to
* support CS5/6 and revert the CSIZE setting instead.
+ *
+ * CS5 however is used to control some smartcard readers which abuse
+ * this limitation to switch modes. Original FTDI chips fall back to
+ * eight data bits.
+ *
+ * TODO: Implement a quirk to only allow this with mentioned
+ * readers. One I know of (Argolis Smartreader V1)
+ * returns "USB smartcard server" as iInterface string.
+ * The vendor didn't bother with a custom VID/PID of
+ * course.
*/
- if ((C_CSIZE(tty) != CS8) && (C_CSIZE(tty) != CS7)) {
+ if (C_CSIZE(tty) == CS6) {
dev_warn(ddev, "requested CSIZE setting not supported\n");

termios->c_cflag &= ~CSIZE;
@@ -2174,6 +2184,9 @@ no_skip:
urb_value |= FTDI_SIO_SET_DATA_PARITY_NONE;
}
switch (cflag & CSIZE) {
+ case CS5:
+ dev_dbg(ddev, "Setting CS5 quirk\n");
+ break;
case CS7:
urb_value |= 7;
dev_dbg(ddev, "Setting CS7\n");
diff --git a/drivers/usb/serial/option.c b/drivers/usb/serial/option.c
index cc7a24154490..5c86f57e4afa 100644
--- a/drivers/usb/serial/option.c
+++ b/drivers/usb/serial/option.c
@@ -320,6 +320,9 @@ static void option_instat_callback(struct urb *urb);
* It seems to contain a Qualcomm QSC6240/6290 chipset */
#define FOUR_G_SYSTEMS_PRODUCT_W14 0x9603

+/* iBall 3.5G connect wireless modem */
+#define IBALL_3_5G_CONNECT 0x9605
+
/* Zoom */
#define ZOOM_PRODUCT_4597 0x9607

@@ -1447,6 +1450,17 @@ static const struct usb_device_id option_ids[] = {
.driver_info = (kernel_ulong_t)&net_intf3_blacklist },
{ USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x0178, 0xff, 0xff, 0xff),
.driver_info = (kernel_ulong_t)&net_intf3_blacklist },
+ { USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0xffe9, 0xff, 0xff, 0xff) },
+ { USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0xff8b, 0xff, 0xff, 0xff) },
+ { USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0xff8c, 0xff, 0xff, 0xff) },
+ { USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0xff8d, 0xff, 0xff, 0xff) },
+ { USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0xff8e, 0xff, 0xff, 0xff) },
+ { USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0xff8f, 0xff, 0xff, 0xff) },
+ { USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0xff90, 0xff, 0xff, 0xff) },
+ { USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0xff91, 0xff, 0xff, 0xff) },
+ { USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0xff92, 0xff, 0xff, 0xff) },
+ { USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0xff93, 0xff, 0xff, 0xff) },
+ { USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0xff94, 0xff, 0xff, 0xff) },

/* NOTE: most ZTE CDMA devices should be driven by zte_ev, not option */
{ USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, ZTE_PRODUCT_MC2718, 0xff, 0xff, 0xff),
@@ -1489,6 +1503,7 @@ static const struct usb_device_id option_ids[] = {
.driver_info = (kernel_ulong_t)&four_g_w14_blacklist
},
{ USB_DEVICE(LONGCHEER_VENDOR_ID, ZOOM_PRODUCT_4597) },
+ { USB_DEVICE(LONGCHEER_VENDOR_ID, IBALL_3_5G_CONNECT) },
{ USB_DEVICE(HAIER_VENDOR_ID, HAIER_PRODUCT_CE100) },
/* Pirelli */
{ USB_DEVICE_INTERFACE_CLASS(PIRELLI_VENDOR_ID, PIRELLI_PRODUCT_C100_1, 0xff) },
diff --git a/drivers/usb/serial/pl2303.c b/drivers/usb/serial/pl2303.c
index 1e3318dfa1cb..beb8edce4ef2 100644
--- a/drivers/usb/serial/pl2303.c
+++ b/drivers/usb/serial/pl2303.c
@@ -142,6 +142,8 @@ struct pl2303_private {
spinlock_t lock;
u8 line_control;
u8 line_status;
+
+ u8 line_settings[7];
};

static int pl2303_vendor_read(__u16 value, __u16 index,
@@ -339,11 +341,6 @@ static void pl2303_set_termios(struct tty_struct *tty,
int i;
u8 control;

- /*
- * The PL2303 is reported to lose bytes if you change serial settings
- * even to the same values as before. Thus we actually need to filter
- * in this specific case.
- */
if (old_termios && !tty_termios_hw_change(&tty->termios, old_termios))
return;

@@ -428,10 +425,29 @@ static void pl2303_set_termios(struct tty_struct *tty,
dev_dbg(&port->dev, "parity = none\n");
}

- i = usb_control_msg(serial->dev, usb_sndctrlpipe(serial->dev, 0),
- SET_LINE_REQUEST, SET_LINE_REQUEST_TYPE,
- 0, 0, buf, 7, 100);
- dev_dbg(&port->dev, "0x21:0x20:0:0 %d\n", i);
+ /*
+ * Some PL2303 are known to lose bytes if you change serial settings
+ * even to the same values as before. Thus we actually need to filter
+ * in this specific case.
+ *
+ * Note that the tty_termios_hw_change check above is not sufficient
+ * as a previously requested baud rate may differ from the one
+ * actually used (and stored in old_termios).
+ *
+ * NOTE: No additional locking needed for line_settings as it is
+ * only used in set_termios, which is serialised against itself.
+ */
+ if (!old_termios || memcmp(buf, priv->line_settings, 7)) {
+ i = usb_control_msg(serial->dev,
+ usb_sndctrlpipe(serial->dev, 0),
+ SET_LINE_REQUEST, SET_LINE_REQUEST_TYPE,
+ 0, 0, buf, 7, 100);
+
+ dev_dbg(&port->dev, "0x21:0x20:0:0 %d\n", i);
+
+ if (i == 7)
+ memcpy(priv->line_settings, buf, 7);
+ }

/* change control lines if we are switching to or from B0 */
spin_lock_irqsave(&priv->lock, flags);
diff --git a/drivers/usb/storage/unusual_devs.h b/drivers/usb/storage/unusual_devs.h
index de32cfa5bfa6..ad06255c2ade 100644
--- a/drivers/usb/storage/unusual_devs.h
+++ b/drivers/usb/storage/unusual_devs.h
@@ -234,6 +234,13 @@ UNUSUAL_DEV( 0x0421, 0x0495, 0x0370, 0x0370,
USB_SC_DEVICE, USB_PR_DEVICE, NULL,
US_FL_MAX_SECTORS_64 ),

+/* Patch submitted by Mikhail Zolotaryov <lebon@xxxxxxxxxxxx> */
+UNUSUAL_DEV( 0x0421, 0x06aa, 0x1110, 0x1110,
+ "Nokia",
+ "502",
+ USB_SC_DEVICE, USB_PR_DEVICE, NULL,
+ US_FL_MAX_SECTORS_64 ),
+
#ifdef NO_SDDR09
UNUSUAL_DEV( 0x0436, 0x0005, 0x0100, 0x0100,
"Microtech",
diff --git a/drivers/video/console/sticore.c b/drivers/video/console/sticore.c
index 4ad24f2c6472..cecd3de01c24 100644
--- a/drivers/video/console/sticore.c
+++ b/drivers/video/console/sticore.c
@@ -488,7 +488,7 @@ static int sti_init_glob_cfg(struct sti_struct *sti, unsigned long rom_address,
return 0;
}

-#ifdef CONFIG_FONTS
+#ifdef CONFIG_FONT_SUPPORT
static struct sti_cooked_font *
sti_select_fbfont(struct sti_cooked_rom *cooked_rom, const char *fbfont_name)
{
diff --git a/drivers/xen/pci.c b/drivers/xen/pci.c
index 188825122aae..dd9c249ea311 100644
--- a/drivers/xen/pci.c
+++ b/drivers/xen/pci.c
@@ -26,7 +26,9 @@
#include <asm/xen/hypervisor.h>
#include <asm/xen/hypercall.h>
#include "../pci/pci.h"
+#ifdef CONFIG_PCI_MMCONFIG
#include <asm/pci_x86.h>
+#endif

static bool __read_mostly pci_seg_supported = true;

diff --git a/fs/btrfs/extent-tree.c b/fs/btrfs/extent-tree.c
index 9c01509dd8ab..72d7307151c9 100644
--- a/fs/btrfs/extent-tree.c
+++ b/fs/btrfs/extent-tree.c
@@ -7779,7 +7779,7 @@ out:
*/
if (!for_reloc && root_dropped == false)
btrfs_add_dead_root(root);
- if (err)
+ if (err && err != -EAGAIN)
btrfs_std_error(root->fs_info, err);
return err;
}
diff --git a/fs/btrfs/inode.c b/fs/btrfs/inode.c
index f1a77449d032..34ee498ff1ce 100644
--- a/fs/btrfs/inode.c
+++ b/fs/btrfs/inode.c
@@ -60,7 +60,7 @@
#include "hash.h"

struct btrfs_iget_args {
- u64 ino;
+ struct btrfs_key *location;
struct btrfs_root *root;
};

@@ -4818,7 +4818,9 @@ again:
static int btrfs_init_locked_inode(struct inode *inode, void *p)
{
struct btrfs_iget_args *args = p;
- inode->i_ino = args->ino;
+ inode->i_ino = args->location->objectid;
+ memcpy(&BTRFS_I(inode)->location, args->location,
+ sizeof(*args->location));
BTRFS_I(inode)->root = args->root;
return 0;
}
@@ -4826,19 +4828,19 @@ static int btrfs_init_locked_inode(struct inode *inode, void *p)
static int btrfs_find_actor(struct inode *inode, void *opaque)
{
struct btrfs_iget_args *args = opaque;
- return args->ino == btrfs_ino(inode) &&
+ return args->location->objectid == BTRFS_I(inode)->location.objectid &&
args->root == BTRFS_I(inode)->root;
}

static struct inode *btrfs_iget_locked(struct super_block *s,
- u64 objectid,
+ struct btrfs_key *location,
struct btrfs_root *root)
{
struct inode *inode;
struct btrfs_iget_args args;
- unsigned long hashval = btrfs_inode_hash(objectid, root);
+ unsigned long hashval = btrfs_inode_hash(location->objectid, root);

- args.ino = objectid;
+ args.location = location;
args.root = root;

inode = iget5_locked(s, hashval, btrfs_find_actor,
@@ -4855,13 +4857,11 @@ struct inode *btrfs_iget(struct super_block *s, struct btrfs_key *location,
{
struct inode *inode;

- inode = btrfs_iget_locked(s, location->objectid, root);
+ inode = btrfs_iget_locked(s, location, root);
if (!inode)
return ERR_PTR(-ENOMEM);

if (inode->i_state & I_NEW) {
- BTRFS_I(inode)->root = root;
- memcpy(&BTRFS_I(inode)->location, location, sizeof(*location));
btrfs_read_locked_inode(inode);
if (!is_bad_inode(inode)) {
inode_tree_add(inode);
diff --git a/fs/btrfs/ioctl.c b/fs/btrfs/ioctl.c
index 21da5762b0b1..9f831bb3dbee 100644
--- a/fs/btrfs/ioctl.c
+++ b/fs/btrfs/ioctl.c
@@ -1545,6 +1545,12 @@ static noinline int btrfs_ioctl_snap_create_transid(struct file *file,
printk(KERN_INFO "btrfs: Snapshot src from "
"another FS\n");
ret = -EINVAL;
+ } else if (!inode_owner_or_capable(src_inode)) {
+ /*
+ * Subvolume creation is not restricted, but snapshots
+ * are limited to own subvolumes only
+ */
+ ret = -EPERM;
} else {
ret = btrfs_mksubvol(&file->f_path, name, namelen,
BTRFS_I(src_inode)->root,
diff --git a/fs/dcache.c b/fs/dcache.c
index cb4a10690868..fdbe23027810 100644
--- a/fs/dcache.c
+++ b/fs/dcache.c
@@ -3135,7 +3135,6 @@ restart:
read_seqbegin_or_lock(&rename_lock, &seq);
while (!IS_ROOT(dentry)) {
struct dentry *parent = dentry->d_parent;
- int error;

prefetch(parent);
error = prepend_name(&end, &len, &dentry->d_name);
diff --git a/fs/ext4/inline.c b/fs/ext4/inline.c
index bae987549dc3..7f032085cbf1 100644
--- a/fs/ext4/inline.c
+++ b/fs/ext4/inline.c
@@ -1924,9 +1924,11 @@ void ext4_inline_data_truncate(struct inode *inode, int *has_inline)
}

/* Clear the content within i_blocks. */
- if (i_size < EXT4_MIN_INLINE_DATA_SIZE)
- memset(ext4_raw_inode(&is.iloc)->i_block + i_size, 0,
- EXT4_MIN_INLINE_DATA_SIZE - i_size);
+ if (i_size < EXT4_MIN_INLINE_DATA_SIZE) {
+ void *p = (void *) ext4_raw_inode(&is.iloc)->i_block;
+ memset(p + i_size, 0,
+ EXT4_MIN_INLINE_DATA_SIZE - i_size);
+ }

EXT4_I(inode)->i_inline_size = i_size <
EXT4_MIN_INLINE_DATA_SIZE ?
diff --git a/fs/hpfs/alloc.c b/fs/hpfs/alloc.c
index cdb84a838068..58b5106186d0 100644
--- a/fs/hpfs/alloc.c
+++ b/fs/hpfs/alloc.c
@@ -8,6 +8,58 @@

#include "hpfs_fn.h"

+static void hpfs_claim_alloc(struct super_block *s, secno sec)
+{
+ struct hpfs_sb_info *sbi = hpfs_sb(s);
+ if (sbi->sb_n_free != (unsigned)-1) {
+ if (unlikely(!sbi->sb_n_free)) {
+ hpfs_error(s, "free count underflow, allocating sector %08x", sec);
+ sbi->sb_n_free = -1;
+ return;
+ }
+ sbi->sb_n_free--;
+ }
+}
+
+static void hpfs_claim_free(struct super_block *s, secno sec)
+{
+ struct hpfs_sb_info *sbi = hpfs_sb(s);
+ if (sbi->sb_n_free != (unsigned)-1) {
+ if (unlikely(sbi->sb_n_free >= sbi->sb_fs_size)) {
+ hpfs_error(s, "free count overflow, freeing sector %08x", sec);
+ sbi->sb_n_free = -1;
+ return;
+ }
+ sbi->sb_n_free++;
+ }
+}
+
+static void hpfs_claim_dirband_alloc(struct super_block *s, secno sec)
+{
+ struct hpfs_sb_info *sbi = hpfs_sb(s);
+ if (sbi->sb_n_free_dnodes != (unsigned)-1) {
+ if (unlikely(!sbi->sb_n_free_dnodes)) {
+ hpfs_error(s, "dirband free count underflow, allocating sector %08x", sec);
+ sbi->sb_n_free_dnodes = -1;
+ return;
+ }
+ sbi->sb_n_free_dnodes--;
+ }
+}
+
+static void hpfs_claim_dirband_free(struct super_block *s, secno sec)
+{
+ struct hpfs_sb_info *sbi = hpfs_sb(s);
+ if (sbi->sb_n_free_dnodes != (unsigned)-1) {
+ if (unlikely(sbi->sb_n_free_dnodes >= sbi->sb_dirband_size / 4)) {
+ hpfs_error(s, "dirband free count overflow, freeing sector %08x", sec);
+ sbi->sb_n_free_dnodes = -1;
+ return;
+ }
+ sbi->sb_n_free_dnodes++;
+ }
+}
+
/*
* Check if a sector is allocated in bitmap
* This is really slow. Turned on only if chk==2
@@ -203,9 +255,15 @@ secno hpfs_alloc_sector(struct super_block *s, secno near, unsigned n, int forwa
}
sec = 0;
ret:
+ if (sec) {
+ i = 0;
+ do
+ hpfs_claim_alloc(s, sec + i);
+ while (unlikely(++i < n));
+ }
if (sec && f_p) {
for (i = 0; i < forward; i++) {
- if (!hpfs_alloc_if_possible(s, sec + i + 1)) {
+ if (!hpfs_alloc_if_possible(s, sec + n + i)) {
hpfs_error(s, "Prealloc doesn't work! Wanted %d, allocated at %08x, can't allocate %d", forward, sec, i);
sec = 0;
break;
@@ -228,6 +286,7 @@ static secno alloc_in_dirband(struct super_block *s, secno near)
nr >>= 2;
sec = alloc_in_bmp(s, (~0x3fff) | nr, 1, 0);
if (!sec) return 0;
+ hpfs_claim_dirband_alloc(s, sec);
return ((sec & 0x3fff) << 2) + sbi->sb_dirband_start;
}

@@ -242,6 +301,7 @@ int hpfs_alloc_if_possible(struct super_block *s, secno sec)
bmp[(sec & 0x3fff) >> 5] &= cpu_to_le32(~(1 << (sec & 0x1f)));
hpfs_mark_4buffers_dirty(&qbh);
hpfs_brelse4(&qbh);
+ hpfs_claim_alloc(s, sec);
return 1;
}
hpfs_brelse4(&qbh);
@@ -275,6 +335,7 @@ void hpfs_free_sectors(struct super_block *s, secno sec, unsigned n)
return;
}
bmp[(sec & 0x3fff) >> 5] |= cpu_to_le32(1 << (sec & 0x1f));
+ hpfs_claim_free(s, sec);
if (!--n) {
hpfs_mark_4buffers_dirty(&qbh);
hpfs_brelse4(&qbh);
@@ -359,6 +420,7 @@ void hpfs_free_dnode(struct super_block *s, dnode_secno dno)
bmp[ssec >> 5] |= cpu_to_le32(1 << (ssec & 0x1f));
hpfs_mark_4buffers_dirty(&qbh);
hpfs_brelse4(&qbh);
+ hpfs_claim_dirband_free(s, dno);
}
}

@@ -366,7 +428,7 @@ struct dnode *hpfs_alloc_dnode(struct super_block *s, secno near,
dnode_secno *dno, struct quad_buffer_head *qbh)
{
struct dnode *d;
- if (hpfs_count_one_bitmap(s, hpfs_sb(s)->sb_dmap) > FREE_DNODES_ADD) {
+ if (hpfs_get_free_dnodes(s) > FREE_DNODES_ADD) {
if (!(*dno = alloc_in_dirband(s, near)))
if (!(*dno = hpfs_alloc_sector(s, near, 4, 0))) return NULL;
} else {
diff --git a/fs/hpfs/hpfs_fn.h b/fs/hpfs/hpfs_fn.h
index 6797bf80f6e2..3ba49c080e42 100644
--- a/fs/hpfs/hpfs_fn.h
+++ b/fs/hpfs/hpfs_fn.h
@@ -312,7 +312,7 @@ static inline struct hpfs_sb_info *hpfs_sb(struct super_block *sb)
__printf(2, 3)
void hpfs_error(struct super_block *, const char *, ...);
int hpfs_stop_cycles(struct super_block *, int, int *, int *, char *);
-unsigned hpfs_count_one_bitmap(struct super_block *, secno);
+unsigned hpfs_get_free_dnodes(struct super_block *);

/*
* local time (HPFS) to GMT (Unix)
diff --git a/fs/hpfs/super.c b/fs/hpfs/super.c
index b8d01ef6f531..4534ff688b76 100644
--- a/fs/hpfs/super.c
+++ b/fs/hpfs/super.c
@@ -121,7 +121,7 @@ static void hpfs_put_super(struct super_block *s)
call_rcu(&hpfs_sb(s)->rcu, lazy_free_sbi);
}

-unsigned hpfs_count_one_bitmap(struct super_block *s, secno secno)
+static unsigned hpfs_count_one_bitmap(struct super_block *s, secno secno)
{
struct quad_buffer_head qbh;
unsigned long *bits;
@@ -129,7 +129,7 @@ unsigned hpfs_count_one_bitmap(struct super_block *s, secno secno)

bits = hpfs_map_4sectors(s, secno, &qbh, 0);
if (!bits)
- return 0;
+ return (unsigned)-1;
count = bitmap_weight(bits, 2048 * BITS_PER_BYTE);
hpfs_brelse4(&qbh);
return count;
@@ -144,30 +144,45 @@ static unsigned count_bitmaps(struct super_block *s)
hpfs_prefetch_bitmap(s, n);
}
for (n = 0; n < n_bands; n++) {
+ unsigned c;
hpfs_prefetch_bitmap(s, n + COUNT_RD_AHEAD);
- count += hpfs_count_one_bitmap(s, le32_to_cpu(hpfs_sb(s)->sb_bmp_dir[n]));
+ c = hpfs_count_one_bitmap(s, le32_to_cpu(hpfs_sb(s)->sb_bmp_dir[n]));
+ if (c != (unsigned)-1)
+ count += c;
}
return count;
}

+unsigned hpfs_get_free_dnodes(struct super_block *s)
+{
+ struct hpfs_sb_info *sbi = hpfs_sb(s);
+ if (sbi->sb_n_free_dnodes == (unsigned)-1) {
+ unsigned c = hpfs_count_one_bitmap(s, sbi->sb_dmap);
+ if (c == (unsigned)-1)
+ return 0;
+ sbi->sb_n_free_dnodes = c;
+ }
+ return sbi->sb_n_free_dnodes;
+}
+
static int hpfs_statfs(struct dentry *dentry, struct kstatfs *buf)
{
struct super_block *s = dentry->d_sb;
struct hpfs_sb_info *sbi = hpfs_sb(s);
u64 id = huge_encode_dev(s->s_bdev->bd_dev);
+
hpfs_lock(s);

- /*if (sbi->sb_n_free == -1) {*/
+ if (sbi->sb_n_free == (unsigned)-1)
sbi->sb_n_free = count_bitmaps(s);
- sbi->sb_n_free_dnodes = hpfs_count_one_bitmap(s, sbi->sb_dmap);
- /*}*/
+
buf->f_type = s->s_magic;
buf->f_bsize = 512;
buf->f_blocks = sbi->sb_fs_size;
buf->f_bfree = sbi->sb_n_free;
buf->f_bavail = sbi->sb_n_free;
buf->f_files = sbi->sb_dirband_size / 4;
- buf->f_ffree = sbi->sb_n_free_dnodes;
+ buf->f_ffree = hpfs_get_free_dnodes(s);
buf->f_fsid.val[0] = (u32)id;
buf->f_fsid.val[1] = (u32)(id >> 32);
buf->f_namelen = 254;
diff --git a/fs/mount.h b/fs/mount.h
index d64c594be6c4..a17458ca6f29 100644
--- a/fs/mount.h
+++ b/fs/mount.h
@@ -74,7 +74,7 @@ static inline int mnt_has_parent(struct mount *mnt)
static inline int is_mounted(struct vfsmount *mnt)
{
/* neither detached nor internal? */
- return !IS_ERR_OR_NULL(real_mount(mnt));
+ return !IS_ERR_OR_NULL(real_mount(mnt)->mnt_ns);
}

extern struct mount *__lookup_mnt(struct vfsmount *, struct dentry *);
diff --git a/include/linux/libata.h b/include/linux/libata.h
index 9b503376738f..bec6dbe939a0 100644
--- a/include/linux/libata.h
+++ b/include/linux/libata.h
@@ -419,6 +419,8 @@ enum {
ATA_HORKAGE_MAX_SEC_LBA48 = (1 << 17), /* Set max sects to 65535 */
ATA_HORKAGE_ATAPI_DMADIR = (1 << 18), /* device requires dmadir */
ATA_HORKAGE_NO_NCQ_TRIM = (1 << 19), /* don't use queued TRIM */
+ ATA_HORKAGE_NOLPM = (1 << 20), /* don't use LPM */
+ ATA_HORKAGE_WD_BROKEN_LPM = (1 << 21), /* some WDs have broken LPM */

/* DMA mask for user DMA control: User visible values; DO NOT
renumber */
diff --git a/include/linux/mmc/sdhci.h b/include/linux/mmc/sdhci.h
index 3e781b8c0be7..362927c48f97 100644
--- a/include/linux/mmc/sdhci.h
+++ b/include/linux/mmc/sdhci.h
@@ -98,6 +98,8 @@ struct sdhci_host {
#define SDHCI_QUIRK2_CARD_ON_NEEDS_BUS_ON (1<<4)
/* Controller has a non-standard host control register */
#define SDHCI_QUIRK2_BROKEN_HOST_CONTROL (1<<5)
+/* Controller does not support HS200 */
+#define SDHCI_QUIRK2_BROKEN_HS200 (1<<6)

int irq; /* Device IRQ */
void __iomem *ioaddr; /* Mapped address */
diff --git a/include/linux/usb/chipidea.h b/include/linux/usb/chipidea.h
index 7d399671a566..708bd119627f 100644
--- a/include/linux/usb/chipidea.h
+++ b/include/linux/usb/chipidea.h
@@ -24,6 +24,7 @@ struct ci_hdrc_platform_data {
* but otg is not supported (no register otgsc).
*/
#define CI_HDRC_DUAL_ROLE_NOT_OTG BIT(4)
+#define CI_HDRC_IMX28_WRITE_FIX BIT(5)
enum usb_dr_mode dr_mode;
#define CI_HDRC_CONTROLLER_RESET_EVENT 0
#define CI_HDRC_CONTROLLER_STOPPED_EVENT 1
diff --git a/lib/fonts/Kconfig b/lib/fonts/Kconfig
index 34fd931b54b5..4dc1b990aa23 100644
--- a/lib/fonts/Kconfig
+++ b/lib/fonts/Kconfig
@@ -9,7 +9,7 @@ if FONT_SUPPORT

config FONTS
bool "Select compiled-in fonts"
- depends on FRAMEBUFFER_CONSOLE || STI_CONSOLE
+ depends on FRAMEBUFFER_CONSOLE
help
Say Y here if you would like to use fonts other than the default
your frame buffer console usually use.
@@ -22,7 +22,7 @@ config FONTS

config FONT_8x8
bool "VGA 8x8 font" if FONTS
- depends on FRAMEBUFFER_CONSOLE || STI_CONSOLE
+ depends on FRAMEBUFFER_CONSOLE
default y if !SPARC && !FONTS
help
This is the "high resolution" font for the VGA frame buffer (the one
@@ -45,7 +45,7 @@ config FONT_8x16

config FONT_6x11
bool "Mac console 6x11 font (not supported by all drivers)" if FONTS
- depends on FRAMEBUFFER_CONSOLE || STI_CONSOLE
+ depends on FRAMEBUFFER_CONSOLE
default y if !SPARC && !FONTS && MAC
help
Small console font with Macintosh-style high-half glyphs. Some Mac
diff --git a/mm/mempolicy.c b/mm/mempolicy.c
index 0cd2c4d4e270..e1bd99778b9d 100644
--- a/mm/mempolicy.c
+++ b/mm/mempolicy.c
@@ -2928,7 +2928,7 @@ void mpol_to_str(char *buffer, int maxlen, struct mempolicy *pol)
unsigned short mode = MPOL_DEFAULT;
unsigned short flags = 0;

- if (pol && pol != &default_policy) {
+ if (pol && pol != &default_policy && !(pol->flags & MPOL_F_MORON)) {
mode = pol->mode;
flags = pol->flags;
}
diff --git a/net/compat.c b/net/compat.c
index dd32e34c1e2c..f50161fb812e 100644
--- a/net/compat.c
+++ b/net/compat.c
@@ -780,21 +780,16 @@ asmlinkage long compat_sys_recvmmsg(int fd, struct compat_mmsghdr __user *mmsg,
if (flags & MSG_CMSG_COMPAT)
return -EINVAL;

- if (COMPAT_USE_64BIT_TIME)
- return __sys_recvmmsg(fd, (struct mmsghdr __user *)mmsg, vlen,
- flags | MSG_CMSG_COMPAT,
- (struct timespec *) timeout);
-
if (timeout == NULL)
return __sys_recvmmsg(fd, (struct mmsghdr __user *)mmsg, vlen,
flags | MSG_CMSG_COMPAT, NULL);

- if (get_compat_timespec(&ktspec, timeout))
+ if (compat_get_timespec(&ktspec, timeout))
return -EFAULT;

datagrams = __sys_recvmmsg(fd, (struct mmsghdr __user *)mmsg, vlen,
flags | MSG_CMSG_COMPAT, &ktspec);
- if (datagrams > 0 && put_compat_timespec(&ktspec, timeout))
+ if (datagrams > 0 && compat_put_timespec(&ktspec, timeout))
datagrams = -EFAULT;

return datagrams;
diff --git a/net/ipv4/fib_frontend.c b/net/ipv4/fib_frontend.c
index d846304b7b89..c7539e22868b 100644
--- a/net/ipv4/fib_frontend.c
+++ b/net/ipv4/fib_frontend.c
@@ -1047,6 +1047,8 @@ static int fib_netdev_event(struct notifier_block *this, unsigned long event, vo
}

in_dev = __in_dev_get_rtnl(dev);
+ if (!in_dev)
+ return NOTIFY_DONE;

switch (event) {
case NETDEV_UP:
diff --git a/net/ipv4/ip_gre.c b/net/ipv4/ip_gre.c
index e560ef34cf4b..d30636080a11 100644
--- a/net/ipv4/ip_gre.c
+++ b/net/ipv4/ip_gre.c
@@ -178,7 +178,7 @@ static int ipgre_err(struct sk_buff *skb, u32 info,
else
itn = net_generic(net, ipgre_net_id);

- iph = (const struct iphdr *)skb->data;
+ iph = (const struct iphdr *)(icmp_hdr(skb) + 1);
t = ip_tunnel_lookup(itn, skb->dev->ifindex, tpi->flags,
iph->daddr, iph->saddr, tpi->key);

diff --git a/net/ipv4/ip_input.c b/net/ipv4/ip_input.c
index 054a3e97d822..3d4da2c16b6a 100644
--- a/net/ipv4/ip_input.c
+++ b/net/ipv4/ip_input.c
@@ -314,7 +314,7 @@ static int ip_rcv_finish(struct sk_buff *skb)
const struct iphdr *iph = ip_hdr(skb);
struct rtable *rt;

- if (sysctl_ip_early_demux && !skb_dst(skb)) {
+ if (sysctl_ip_early_demux && !skb_dst(skb) && skb->sk == NULL) {
const struct net_protocol *ipprot;
int protocol = iph->protocol;

diff --git a/net/ipv4/ip_tunnel.c b/net/ipv4/ip_tunnel.c
index 90ff9570d7d4..471c8c1f3b67 100644
--- a/net/ipv4/ip_tunnel.c
+++ b/net/ipv4/ip_tunnel.c
@@ -618,6 +618,7 @@ void ip_tunnel_xmit(struct sk_buff *skb, struct net_device *dev,
tunnel->err_time + IPTUNNEL_ERR_TIMEO)) {
tunnel->err_count--;

+ memset(IPCB(skb), 0, sizeof(*IPCB(skb)));
dst_link_failure(skb);
} else
tunnel->err_count = 0;
diff --git a/net/ipv6/ip6_input.c b/net/ipv6/ip6_input.c
index 302d6fb1ff2b..51d54dc376f3 100644
--- a/net/ipv6/ip6_input.c
+++ b/net/ipv6/ip6_input.c
@@ -49,7 +49,7 @@

int ip6_rcv_finish(struct sk_buff *skb)
{
- if (sysctl_ip_early_demux && !skb_dst(skb)) {
+ if (sysctl_ip_early_demux && !skb_dst(skb) && skb->sk == NULL) {
const struct inet6_protocol *ipprot;

ipprot = rcu_dereference(inet6_protos[ipv6_hdr(skb)->nexthdr]);
diff --git a/security/integrity/ima/ima_template_lib.c b/security/integrity/ima/ima_template_lib.c
index c38adcc910fb..1c2a63412656 100644
--- a/security/integrity/ima/ima_template_lib.c
+++ b/security/integrity/ima/ima_template_lib.c
@@ -255,7 +255,7 @@ int ima_eventdigest_ng_init(struct integrity_iint_cache *iint,
struct evm_ima_xattr_data *xattr_value,
int xattr_len, struct ima_field_data *field_data)
{
- u8 *cur_digest = NULL, hash_algo = HASH_ALGO__LAST;
+ u8 *cur_digest = NULL, hash_algo = HASH_ALGO_SHA1;
u32 cur_digestsize = 0;

/* If iint is NULL, we are recording a violation. */
diff --git a/sound/core/init.c b/sound/core/init.c
index 1351f22f651c..e3c93cd77ee7 100644
--- a/sound/core/init.c
+++ b/sound/core/init.c
@@ -170,7 +170,7 @@ int snd_card_create(int idx, const char *xid,
if (idx < 0) {
for (idx2 = 0; idx2 < SNDRV_CARDS; idx2++) {
/* idx == -1 == 0xffff means: take any free slot */
- if (idx2 < sizeof(int) && !(idx & (1U << idx2)))
+ if (idx2 < 32 && !(idx & (1U << idx2)))
continue;
if (!test_bit(idx2, snd_cards_lock)) {
if (module_slot_match(module, idx2)) {
@@ -183,7 +183,7 @@ int snd_card_create(int idx, const char *xid,
if (idx < 0) {
for (idx2 = 0; idx2 < SNDRV_CARDS; idx2++) {
/* idx == -1 == 0xffff means: take any free slot */
- if (idx2 < sizeof(int) && !(idx & (1U << idx2)))
+ if (idx2 < 32 && !(idx & (1U << idx2)))
continue;
if (!test_bit(idx2, snd_cards_lock)) {
if (!slots[idx2] || !*slots[idx2]) {
diff --git a/sound/pci/Kconfig b/sound/pci/Kconfig
index 46ed9e8ae0fd..cc9fd67a50df 100644
--- a/sound/pci/Kconfig
+++ b/sound/pci/Kconfig
@@ -25,6 +25,7 @@ config SND_ALS300
select SND_PCM
select SND_AC97_CODEC
select SND_OPL3_LIB
+ select ZONE_DMA
help
Say 'Y' or 'M' to include support for Avance Logic ALS300/ALS300+

@@ -49,6 +50,7 @@ config SND_ALI5451
tristate "ALi M5451 PCI Audio Controller"
select SND_MPU401_UART
select SND_AC97_CODEC
+ select ZONE_DMA
help
Say Y here to include support for the integrated AC97 sound
device on motherboards using the ALi M5451 Audio Controller
@@ -153,6 +155,7 @@ config SND_AZT3328
select SND_PCM
select SND_RAWMIDI
select SND_AC97_CODEC
+ select ZONE_DMA
help
Say Y here to include support for Aztech AZF3328 (PCI168)
soundcards.
@@ -458,6 +461,7 @@ config SND_EMU10K1
select SND_HWDEP
select SND_RAWMIDI
select SND_AC97_CODEC
+ select ZONE_DMA
help
Say Y to include support for Sound Blaster PCI 512, Live!,
Audigy and E-mu APS (partially supported) soundcards.
@@ -473,6 +477,7 @@ config SND_EMU10K1X
tristate "Emu10k1X (Dell OEM Version)"
select SND_AC97_CODEC
select SND_RAWMIDI
+ select ZONE_DMA
help
Say Y here to include support for the Dell OEM version of the
Sound Blaster Live!.
@@ -506,6 +511,7 @@ config SND_ES1938
select SND_OPL3_LIB
select SND_MPU401_UART
select SND_AC97_CODEC
+ select ZONE_DMA
help
Say Y here to include support for soundcards based on ESS Solo-1
(ES1938, ES1946, ES1969) chips.
@@ -517,6 +523,7 @@ config SND_ES1968
tristate "ESS ES1968/1978 (Maestro-1/2/2E)"
select SND_MPU401_UART
select SND_AC97_CODEC
+ select ZONE_DMA
help
Say Y here to include support for soundcards based on ESS Maestro
1/2/2E chips.
@@ -605,6 +612,7 @@ config SND_ICE1712
select SND_MPU401_UART
select SND_AC97_CODEC
select BITREVERSE
+ select ZONE_DMA
help
Say Y here to include support for soundcards based on the
ICE1712 (Envy24) chip.
@@ -692,6 +700,7 @@ config SND_LX6464ES
config SND_MAESTRO3
tristate "ESS Allegro/Maestro3"
select SND_AC97_CODEC
+ select ZONE_DMA
help
Say Y here to include support for soundcards based on ESS Maestro 3
(Allegro) chips.
@@ -788,6 +797,7 @@ config SND_SIS7019
tristate "SiS 7019 Audio Accelerator"
depends on X86 && !X86_64
select SND_AC97_CODEC
+ select ZONE_DMA
help
Say Y here to include support for the SiS 7019 Audio Accelerator.

@@ -799,6 +809,7 @@ config SND_SONICVIBES
select SND_OPL3_LIB
select SND_MPU401_UART
select SND_AC97_CODEC
+ select ZONE_DMA
help
Say Y here to include support for soundcards based on the S3
SonicVibes chip.
@@ -810,6 +821,7 @@ config SND_TRIDENT
tristate "Trident 4D-Wave DX/NX; SiS 7018"
select SND_MPU401_UART
select SND_AC97_CODEC
+ select ZONE_DMA
help
Say Y here to include support for soundcards based on Trident
4D-Wave DX/NX or SiS 7018 chips.
diff --git a/sound/pci/hda/hda_generic.c b/sound/pci/hda/hda_generic.c
index c7f6d1cab606..7d4ccfa48008 100644
--- a/sound/pci/hda/hda_generic.c
+++ b/sound/pci/hda/hda_generic.c
@@ -2857,9 +2857,11 @@ static bool look_for_mix_leaf_ctls(struct hda_codec *codec, hda_nid_t mix_nid,
if (num_conns < idx)
return false;
nid = list[idx];
- if (!*mix_val && nid_has_volume(codec, nid, HDA_OUTPUT))
+ if (!*mix_val && nid_has_volume(codec, nid, HDA_OUTPUT) &&
+ !is_ctl_associated(codec, nid, HDA_OUTPUT, 0, NID_PATH_VOL_CTL))
*mix_val = HDA_COMPOSE_AMP_VAL(nid, 3, 0, HDA_OUTPUT);
- if (!*mute_val && nid_has_mute(codec, nid, HDA_OUTPUT))
+ if (!*mute_val && nid_has_mute(codec, nid, HDA_OUTPUT) &&
+ !is_ctl_associated(codec, nid, HDA_OUTPUT, 0, NID_PATH_MUTE_CTL))
*mute_val = HDA_COMPOSE_AMP_VAL(nid, 3, 0, HDA_OUTPUT);

return *mix_val || *mute_val;
diff --git a/sound/pci/hda/patch_analog.c b/sound/pci/hda/patch_analog.c
index 699262a3e07a..0170318eb220 100644
--- a/sound/pci/hda/patch_analog.c
+++ b/sound/pci/hda/patch_analog.c
@@ -185,7 +185,7 @@ static const struct hda_codec_ops ad198x_auto_patch_ops = {
};

-static int ad198x_parse_auto_config(struct hda_codec *codec)
+static int ad198x_parse_auto_config(struct hda_codec *codec, bool indep_hp)
{
struct ad198x_spec *spec = codec->spec;
struct auto_pin_cfg *cfg = &spec->gen.autocfg;
@@ -195,7 +195,7 @@ static int ad198x_parse_auto_config(struct hda_codec *codec)
codec->no_trigger_sense = 1;
codec->no_sticky_stream = 1;

- spec->gen.indep_hp = 1;
+ spec->gen.indep_hp = indep_hp;

err = snd_hda_parse_pin_defcfg(codec, cfg, NULL, 0);
if (err < 0)
@@ -280,11 +280,11 @@ static const struct hda_fixup ad1986a_fixups[] = {
.v.pins = (const struct hda_pintbl[]) {
{ 0x1a, 0x02214021 }, /* headphone */
{ 0x1b, 0x01014011 }, /* front */
- { 0x1c, 0x01013012 }, /* surround */
- { 0x1d, 0x01019015 }, /* clfe */
+ { 0x1c, 0x01813030 }, /* line-in */
+ { 0x1d, 0x01a19020 }, /* rear mic */
{ 0x1e, 0x411111f0 }, /* N/A */
{ 0x1f, 0x02a190f0 }, /* mic */
- { 0x20, 0x018130f0 }, /* line-in */
+ { 0x20, 0x411111f0 }, /* N/A */
{}
},
},
@@ -378,7 +378,7 @@ static int patch_ad1986a(struct hda_codec *codec)
ad1986a_fixups);
snd_hda_apply_fixup(codec, HDA_FIXUP_ACT_PRE_PROBE);

- err = ad198x_parse_auto_config(codec);
+ err = ad198x_parse_auto_config(codec, false);
if (err < 0) {
snd_hda_gen_free(codec);
return err;
@@ -480,7 +480,7 @@ static int patch_ad1983(struct hda_codec *codec)

spec->gen.beep_nid = 0x10;
set_beep_amp(spec, 0x10, 0, HDA_OUTPUT);
- err = ad198x_parse_auto_config(codec);
+ err = ad198x_parse_auto_config(codec, false);
if (err < 0)
goto error;
err = ad1983_add_spdif_mux_ctl(codec);
@@ -567,7 +567,7 @@ static int patch_ad1981(struct hda_codec *codec)
snd_hda_pick_fixup(codec, NULL, ad1981_fixup_tbl, ad1981_fixups);
snd_hda_apply_fixup(codec, HDA_FIXUP_ACT_PRE_PROBE);

- err = ad198x_parse_auto_config(codec);
+ err = ad198x_parse_auto_config(codec, false);
if (err < 0)
goto error;
err = ad1983_add_spdif_mux_ctl(codec);
@@ -893,7 +893,7 @@ static int patch_ad1988(struct hda_codec *codec)
snd_hda_pick_fixup(codec, ad1988_fixup_models, NULL, ad1988_fixups);
snd_hda_apply_fixup(codec, HDA_FIXUP_ACT_PRE_PROBE);

- err = ad198x_parse_auto_config(codec);
+ err = ad198x_parse_auto_config(codec, true);
if (err < 0)
goto error;
err = ad1988_add_spdif_mux_ctl(codec);
@@ -1070,7 +1070,7 @@ static int patch_ad1884(struct hda_codec *codec)
snd_hda_pick_fixup(codec, NULL, ad1884_fixup_tbl, ad1884_fixups);
snd_hda_apply_fixup(codec, HDA_FIXUP_ACT_PRE_PROBE);

- err = ad198x_parse_auto_config(codec);
+ err = ad198x_parse_auto_config(codec, true);
if (err < 0)
goto error;
err = ad1983_add_spdif_mux_ctl(codec);
@@ -1112,7 +1112,7 @@ static int patch_ad1882(struct hda_codec *codec)
spec->gen.mixer_merge_nid = 0x21;
spec->gen.beep_nid = 0x10;
set_beep_amp(spec, 0x10, 0, HDA_OUTPUT);
- err = ad198x_parse_auto_config(codec);
+ err = ad198x_parse_auto_config(codec, true);
if (err < 0)
goto error;
err = ad1988_add_spdif_mux_ctl(codec);
diff --git a/sound/pci/hda/patch_hdmi.c b/sound/pci/hda/patch_hdmi.c
index 314b77eb1216..6baac4400076 100644
--- a/sound/pci/hda/patch_hdmi.c
+++ b/sound/pci/hda/patch_hdmi.c
@@ -129,6 +129,9 @@ struct hdmi_spec {

struct hdmi_eld temp_eld;
struct hdmi_ops ops;
+
+ bool dyn_pin_out;
+
/*
* Non-generic VIA/NVIDIA specific
*/
@@ -497,15 +500,25 @@ static void hdmi_write_dip_byte(struct hda_codec *codec, hda_nid_t pin_nid,

static void hdmi_init_pin(struct hda_codec *codec, hda_nid_t pin_nid)
{
+ struct hdmi_spec *spec = codec->spec;
+ int pin_out;
+
/* Unmute */
if (get_wcaps(codec, pin_nid) & AC_WCAP_OUT_AMP)
snd_hda_codec_write(codec, pin_nid, 0,
AC_VERB_SET_AMP_GAIN_MUTE, AMP_OUT_UNMUTE);
- /* Enable pin out: some machines with GM965 gets broken output when
- * the pin is disabled or changed while using with HDMI
- */
+
+ if (spec->dyn_pin_out)
+ /* Disable pin out until stream is active */
+ pin_out = 0;
+ else
+ /* Enable pin out: some machines with GM965 gets broken output
+ * when the pin is disabled or changed while using with HDMI
+ */
+ pin_out = PIN_OUT;
+
snd_hda_codec_write(codec, pin_nid, 0,
- AC_VERB_SET_PIN_WIDGET_CONTROL, PIN_OUT);
+ AC_VERB_SET_PIN_WIDGET_CONTROL, pin_out);
}

static int hdmi_get_channel_count(struct hda_codec *codec, hda_nid_t cvt_nid)
@@ -1747,6 +1760,7 @@ static int generic_hdmi_playback_pcm_prepare(struct hda_pcm_stream *hinfo,
struct hdmi_spec_per_pin *per_pin = get_pin(spec, pin_idx);
hda_nid_t pin_nid = per_pin->pin_nid;
bool non_pcm;
+ int pinctl;

non_pcm = check_non_pcm_per_cvt(codec, cvt_nid);
mutex_lock(&per_pin->lock);
@@ -1756,6 +1770,14 @@ static int generic_hdmi_playback_pcm_prepare(struct hda_pcm_stream *hinfo,
hdmi_setup_audio_infoframe(codec, per_pin, non_pcm);
mutex_unlock(&per_pin->lock);

+ if (spec->dyn_pin_out) {
+ pinctl = snd_hda_codec_read(codec, pin_nid, 0,
+ AC_VERB_GET_PIN_WIDGET_CONTROL, 0);
+ snd_hda_codec_write(codec, pin_nid, 0,
+ AC_VERB_SET_PIN_WIDGET_CONTROL,
+ pinctl | PIN_OUT);
+ }
+
return spec->ops.setup_stream(codec, cvt_nid, pin_nid, stream_tag, format);
}

@@ -1775,6 +1797,7 @@ static int hdmi_pcm_close(struct hda_pcm_stream *hinfo,
int cvt_idx, pin_idx;
struct hdmi_spec_per_cvt *per_cvt;
struct hdmi_spec_per_pin *per_pin;
+ int pinctl;

if (hinfo->nid) {
cvt_idx = cvt_nid_to_cvt_index(spec, hinfo->nid);
@@ -1791,6 +1814,14 @@ static int hdmi_pcm_close(struct hda_pcm_stream *hinfo,
return -EINVAL;
per_pin = get_pin(spec, pin_idx);

+ if (spec->dyn_pin_out) {
+ pinctl = snd_hda_codec_read(codec, per_pin->pin_nid, 0,
+ AC_VERB_GET_PIN_WIDGET_CONTROL, 0);
+ snd_hda_codec_write(codec, per_pin->pin_nid, 0,
+ AC_VERB_SET_PIN_WIDGET_CONTROL,
+ pinctl & ~PIN_OUT);
+ }
+
snd_hda_spdif_ctls_unassign(codec, pin_idx);

mutex_lock(&per_pin->lock);
@@ -2848,6 +2879,7 @@ static int patch_nvhdmi(struct hda_codec *codec)
return err;

spec = codec->spec;
+ spec->dyn_pin_out = true;

spec->ops.chmap_cea_alloc_validate_get_type =
nvhdmi_chmap_cea_alloc_validate_get_type;
diff --git a/sound/pci/hda/patch_realtek.c b/sound/pci/hda/patch_realtek.c
index c5646941539a..864e6dfaa7a4 100644
--- a/sound/pci/hda/patch_realtek.c
+++ b/sound/pci/hda/patch_realtek.c
@@ -1780,6 +1780,7 @@ enum {
ALC889_FIXUP_DAC_ROUTE,
ALC889_FIXUP_MBP_VREF,
ALC889_FIXUP_IMAC91_VREF,
+ ALC889_FIXUP_MBA11_VREF,
ALC889_FIXUP_MBA21_VREF,
ALC882_FIXUP_INV_DMIC,
ALC882_FIXUP_NO_PRIMARY_HP,
@@ -1910,6 +1911,16 @@ static void alc889_fixup_imac91_vref(struct hda_codec *codec,
alc889_fixup_mac_pins(codec, nids, ARRAY_SIZE(nids));
}

+/* Set VREF on speaker pins on mba11 */
+static void alc889_fixup_mba11_vref(struct hda_codec *codec,
+ const struct hda_fixup *fix, int action)
+{
+ static hda_nid_t nids[1] = { 0x18 };
+
+ if (action == HDA_FIXUP_ACT_INIT)
+ alc889_fixup_mac_pins(codec, nids, ARRAY_SIZE(nids));
+}
+
/* Set VREF on speaker pins on mba21 */
static void alc889_fixup_mba21_vref(struct hda_codec *codec,
const struct hda_fixup *fix, int action)
@@ -2119,6 +2130,12 @@ static const struct hda_fixup alc882_fixups[] = {
.chained = true,
.chain_id = ALC882_FIXUP_GPIO1,
},
+ [ALC889_FIXUP_MBA11_VREF] = {
+ .type = HDA_FIXUP_FUNC,
+ .v.func = alc889_fixup_mba11_vref,
+ .chained = true,
+ .chain_id = ALC889_FIXUP_MBP_VREF,
+ },
[ALC889_FIXUP_MBA21_VREF] = {
.type = HDA_FIXUP_FUNC,
.v.func = alc889_fixup_mba21_vref,
@@ -2194,7 +2211,7 @@ static const struct snd_pci_quirk alc882_fixup_tbl[] = {
SND_PCI_QUIRK(0x106b, 0x2c00, "MacbookPro rev3", ALC889_FIXUP_MBP_VREF),
SND_PCI_QUIRK(0x106b, 0x3000, "iMac", ALC889_FIXUP_MBP_VREF),
SND_PCI_QUIRK(0x106b, 0x3200, "iMac 7,1 Aluminum", ALC882_FIXUP_EAPD),
- SND_PCI_QUIRK(0x106b, 0x3400, "MacBookAir 1,1", ALC889_FIXUP_MBP_VREF),
+ SND_PCI_QUIRK(0x106b, 0x3400, "MacBookAir 1,1", ALC889_FIXUP_MBA11_VREF),
SND_PCI_QUIRK(0x106b, 0x3500, "MacBookAir 2,1", ALC889_FIXUP_MBA21_VREF),
SND_PCI_QUIRK(0x106b, 0x3600, "Macbook 3,1", ALC889_FIXUP_MBP_VREF),
SND_PCI_QUIRK(0x106b, 0x3800, "MacbookPro 4,1", ALC889_FIXUP_MBP_VREF),
@@ -3526,6 +3543,15 @@ static void alc_fixup_headset_mode_alc255(struct hda_codec *codec,
alc_fixup_headset_mode(codec, fix, action);
}

+static void alc_fixup_auto_mute_via_amp(struct hda_codec *codec,
+ const struct hda_fixup *fix, int action)
+{
+ if (action == HDA_FIXUP_ACT_PRE_PROBE) {
+ struct alc_spec *spec = codec->spec;
+ spec->gen.auto_mute_via_amp = 1;
+ }
+}
+
static void alc_fixup_headset_mode_alc668(struct hda_codec *codec,
const struct hda_fixup *fix, int action)
{
@@ -4247,7 +4273,8 @@ static const struct snd_pci_quirk alc269_fixup_tbl[] = {
SND_PCI_QUIRK(0x1028, 0x0606, "Dell", ALC269_FIXUP_DELL1_MIC_NO_PRESENCE),
SND_PCI_QUIRK(0x1028, 0x0608, "Dell", ALC269_FIXUP_DELL1_MIC_NO_PRESENCE),
SND_PCI_QUIRK(0x1028, 0x0609, "Dell", ALC269_FIXUP_DELL1_MIC_NO_PRESENCE),
- SND_PCI_QUIRK(0x1028, 0x0610, "Dell", ALC269_FIXUP_DELL1_MIC_NO_PRESENCE),
+ SND_PCI_QUIRK(0x1028, 0x060f, "Dell", ALC269_FIXUP_DELL3_MIC_NO_PRESENCE),
+ SND_PCI_QUIRK(0x1028, 0x0610, "Dell", ALC269_FIXUP_DELL3_MIC_NO_PRESENCE),
SND_PCI_QUIRK(0x1028, 0x0613, "Dell", ALC269_FIXUP_DELL1_MIC_NO_PRESENCE),
SND_PCI_QUIRK(0x1028, 0x0614, "Dell Inspiron 3135", ALC269_FIXUP_DELL1_MIC_NO_PRESENCE),
SND_PCI_QUIRK(0x1028, 0x0616, "Dell Vostro 5470", ALC290_FIXUP_MONO_SPEAKERS),
@@ -4257,6 +4284,12 @@ static const struct snd_pci_quirk alc269_fixup_tbl[] = {
SND_PCI_QUIRK(0x1028, 0x063e, "Dell", ALC269_FIXUP_DELL1_MIC_NO_PRESENCE),
SND_PCI_QUIRK(0x1028, 0x063f, "Dell", ALC255_FIXUP_DELL1_MIC_NO_PRESENCE),
SND_PCI_QUIRK(0x1028, 0x0640, "Dell", ALC255_FIXUP_DELL1_MIC_NO_PRESENCE),
+ SND_PCI_QUIRK(0x1028, 0x064d, "Dell", ALC255_FIXUP_DELL1_MIC_NO_PRESENCE),
+ SND_PCI_QUIRK(0x1028, 0x0651, "Dell", ALC255_FIXUP_DELL1_MIC_NO_PRESENCE),
+ SND_PCI_QUIRK(0x1028, 0x0652, "Dell", ALC255_FIXUP_DELL1_MIC_NO_PRESENCE),
+ SND_PCI_QUIRK(0x1028, 0x0653, "Dell", ALC255_FIXUP_DELL1_MIC_NO_PRESENCE),
+ SND_PCI_QUIRK(0x1028, 0x0658, "Dell", ALC269_FIXUP_DELL1_MIC_NO_PRESENCE),
+ SND_PCI_QUIRK(0x1028, 0x0662, "Dell", ALC255_FIXUP_DELL1_MIC_NO_PRESENCE),
SND_PCI_QUIRK(0x1028, 0x15cc, "Dell X5 Precision", ALC269_FIXUP_DELL2_MIC_NO_PRESENCE),
SND_PCI_QUIRK(0x1028, 0x15cd, "Dell X5 Precision", ALC269_FIXUP_DELL2_MIC_NO_PRESENCE),
SND_PCI_QUIRK(0x103c, 0x1586, "HP", ALC269_FIXUP_HP_MUTE_LED_MIC2),
@@ -4841,6 +4874,7 @@ enum {
ALC662_FIXUP_BASS_CHMAP,
ALC662_FIXUP_BASS_1A,
ALC662_FIXUP_BASS_1A_CHMAP,
+ ALC668_FIXUP_AUTO_MUTE,
};

static const struct hda_fixup alc662_fixups[] = {
@@ -5001,6 +5035,12 @@ static const struct hda_fixup alc662_fixups[] = {
.type = HDA_FIXUP_FUNC,
.v.func = alc_fixup_inv_dmic_0x12,
},
+ [ALC668_FIXUP_AUTO_MUTE] = {
+ .type = HDA_FIXUP_FUNC,
+ .v.func = alc_fixup_auto_mute_via_amp,
+ .chained = true,
+ .chain_id = ALC668_FIXUP_DELL_MIC_NO_PRESENCE
+ },
[ALC668_FIXUP_DELL_MIC_NO_PRESENCE] = {
.type = HDA_FIXUP_PINS,
.v.pins = (const struct hda_pintbl[]) {
@@ -5046,11 +5086,12 @@ static const struct snd_pci_quirk alc662_fixup_tbl[] = {
SND_PCI_QUIRK(0x1025, 0x038b, "Acer Aspire 8943G", ALC662_FIXUP_ASPIRE),
SND_PCI_QUIRK(0x1028, 0x05d8, "Dell", ALC668_FIXUP_DELL_MIC_NO_PRESENCE),
SND_PCI_QUIRK(0x1028, 0x05db, "Dell", ALC668_FIXUP_DELL_MIC_NO_PRESENCE),
- SND_PCI_QUIRK(0x1028, 0x0623, "Dell", ALC668_FIXUP_DELL_MIC_NO_PRESENCE),
- SND_PCI_QUIRK(0x1028, 0x0624, "Dell", ALC668_FIXUP_DELL_MIC_NO_PRESENCE),
+ SND_PCI_QUIRK(0x1028, 0x0623, "Dell", ALC668_FIXUP_AUTO_MUTE),
+ SND_PCI_QUIRK(0x1028, 0x0624, "Dell", ALC668_FIXUP_AUTO_MUTE),
SND_PCI_QUIRK(0x1028, 0x0625, "Dell", ALC668_FIXUP_DELL_MIC_NO_PRESENCE),
SND_PCI_QUIRK(0x1028, 0x0626, "Dell", ALC668_FIXUP_DELL_MIC_NO_PRESENCE),
- SND_PCI_QUIRK(0x1028, 0x0628, "Dell", ALC668_FIXUP_DELL_MIC_NO_PRESENCE),
+ SND_PCI_QUIRK(0x1028, 0x0628, "Dell", ALC668_FIXUP_AUTO_MUTE),
+ SND_PCI_QUIRK(0x1028, 0x064e, "Dell", ALC668_FIXUP_DELL_MIC_NO_PRESENCE),
SND_PCI_QUIRK(0x103c, 0x1632, "HP RP5800", ALC662_FIXUP_HP_RP5800),
SND_PCI_QUIRK(0x1043, 0x11cd, "Asus N550", ALC662_FIXUP_BASS_1A_CHMAP),
SND_PCI_QUIRK(0x1043, 0x1477, "ASUS N56VZ", ALC662_FIXUP_BASS_CHMAP),
diff --git a/sound/pci/rme9652/rme9652.c b/sound/pci/rme9652/rme9652.c
index b96d9e1adf6d..3717f2dd30be 100644
--- a/sound/pci/rme9652/rme9652.c
+++ b/sound/pci/rme9652/rme9652.c
@@ -285,7 +285,7 @@ static char channel_map_9636_ds[26] = {
/* ADAT channels are remapped */
1, 3, 5, 7, 9, 11, 13, 15,
/* channels 8 and 9 are S/PDIF */
- 24, 25
+ 24, 25,
/* others don't exist */
-1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1
};
diff --git a/sound/soc/codecs/adau1701.c b/sound/soc/codecs/adau1701.c
index ebff1128be59..adee866f463f 100644
--- a/sound/soc/codecs/adau1701.c
+++ b/sound/soc/codecs/adau1701.c
@@ -71,7 +71,7 @@

#define ADAU1701_SEROCTL_WORD_LEN_24 0x0000
#define ADAU1701_SEROCTL_WORD_LEN_20 0x0001
-#define ADAU1701_SEROCTL_WORD_LEN_16 0x0010
+#define ADAU1701_SEROCTL_WORD_LEN_16 0x0002
#define ADAU1701_SEROCTL_WORD_LEN_MASK 0x0003

#define ADAU1701_AUXNPOW_VBPD 0x40
diff --git a/sound/soc/codecs/tlv320aic32x4.c b/sound/soc/codecs/tlv320aic32x4.c
index 18cdcca9014c..385dec16eb8a 100644
--- a/sound/soc/codecs/tlv320aic32x4.c
+++ b/sound/soc/codecs/tlv320aic32x4.c
@@ -267,8 +267,8 @@ static const struct regmap_range_cfg aic32x4_regmap_pages[] = {
.selector_mask = 0xff,
.window_start = 0,
.window_len = 128,
- .range_min = AIC32X4_PAGE1,
- .range_max = AIC32X4_PAGE1 + 127,
+ .range_min = 0,
+ .range_max = AIC32X4_RMICPGAVOL,
},
};

diff --git a/sound/soc/codecs/wm5110.c b/sound/soc/codecs/wm5110.c
index 0ab2dc296474..c4c9ed7acd78 100644
--- a/sound/soc/codecs/wm5110.c
+++ b/sound/soc/codecs/wm5110.c
@@ -43,6 +43,54 @@ static const struct reg_default wm5110_sysclk_revd_patch[] = {
{ 0x3133, 0x1201 },
{ 0x3183, 0x1501 },
{ 0x31D3, 0x1401 },
+ { 0x0049, 0x01ea },
+ { 0x004a, 0x01f2 },
+ { 0x0057, 0x01e7 },
+ { 0x0058, 0x01fb },
+ { 0x33ce, 0xc4f5 },
+ { 0x33cf, 0x1361 },
+ { 0x33d0, 0x0402 },
+ { 0x33d1, 0x4700 },
+ { 0x33d2, 0x026d },
+ { 0x33d3, 0xff00 },
+ { 0x33d4, 0x026d },
+ { 0x33d5, 0x0101 },
+ { 0x33d6, 0xc4f5 },
+ { 0x33d7, 0x0361 },
+ { 0x33d8, 0x0402 },
+ { 0x33d9, 0x6701 },
+ { 0x33da, 0xc4f5 },
+ { 0x33db, 0x136f },
+ { 0x33dc, 0xc4f5 },
+ { 0x33dd, 0x134f },
+ { 0x33de, 0xc4f5 },
+ { 0x33df, 0x131f },
+ { 0x33e0, 0x026d },
+ { 0x33e1, 0x4f01 },
+ { 0x33e2, 0x026d },
+ { 0x33e3, 0xf100 },
+ { 0x33e4, 0x026d },
+ { 0x33e5, 0x0001 },
+ { 0x33e6, 0xc4f5 },
+ { 0x33e7, 0x0361 },
+ { 0x33e8, 0x0402 },
+ { 0x33e9, 0x6601 },
+ { 0x33ea, 0xc4f5 },
+ { 0x33eb, 0x136f },
+ { 0x33ec, 0xc4f5 },
+ { 0x33ed, 0x134f },
+ { 0x33ee, 0xc4f5 },
+ { 0x33ef, 0x131f },
+ { 0x33f0, 0x026d },
+ { 0x33f1, 0x4e01 },
+ { 0x33f2, 0x026d },
+ { 0x33f3, 0xf000 },
+ { 0x33f6, 0xc4f5 },
+ { 0x33f7, 0x1361 },
+ { 0x33f8, 0x0402 },
+ { 0x33f9, 0x4600 },
+ { 0x33fa, 0x026d },
+ { 0x33fb, 0xfe00 },
};

static int wm5110_sysclk_ev(struct snd_soc_dapm_widget *w,
diff --git a/tools/perf/util/session.c b/tools/perf/util/session.c
index f36d24a02445..6bee5f6dfa37 100644
--- a/tools/perf/util/session.c
+++ b/tools/perf/util/session.c
@@ -851,6 +851,7 @@ static struct machine *
struct perf_sample *sample)
{
const u8 cpumode = event->header.misc & PERF_RECORD_MISC_CPUMODE_MASK;
+ struct machine *machine;

if (perf_guest &&
((cpumode == PERF_RECORD_MISC_GUEST_KERNEL) ||
@@ -863,7 +864,11 @@ static struct machine *
else
pid = sample->pid;

- return perf_session__findnew_machine(session, pid);
+ machine = perf_session__find_machine(session, pid);
+ if (!machine)
+ machine = perf_session__findnew_machine(session,
+ DEFAULT_GUEST_KERNEL_ID);
+ return machine;
}

return &session->machines.host;
--
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