arch/arm/mach-imx/pm-imx5.c:244:17: sparse: sparse: restricted suspend_state_t degrades to integer
From: kernel test robot
Date: Sat Jan 28 2023 - 16:23:08 EST
Hi Arnd,
First bad commit (maybe != root cause):
tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
head: c96618275234ad03d44eafe9f8844305bb44fda4
commit: 09f6b27d5ddd9ad0ec096d1b0f8decdacc70f0f8 ARM: dove: multiplatform support
date: 10 months ago
config: arm-randconfig-s041-20230129 (https://download.01.org/0day-ci/archive/20230129/202301290550.R45YlIY4-lkp@xxxxxxxxx/config)
compiler: arm-linux-gnueabi-gcc (GCC) 12.1.0
reproduce:
wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross
chmod +x ~/bin/make.cross
# apt-get install sparse
# sparse version: v0.6.4-39-gce1a6720-dirty
# https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=09f6b27d5ddd9ad0ec096d1b0f8decdacc70f0f8
git remote add linus https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
git fetch --no-tags linus master
git checkout 09f6b27d5ddd9ad0ec096d1b0f8decdacc70f0f8
# save the config file
mkdir build_dir && cp config build_dir/.config
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-12.1.0 make.cross C=1 CF='-fdiagnostic-prefix -D__CHECK_ENDIAN__' O=build_dir ARCH=arm olddefconfig
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-12.1.0 make.cross C=1 CF='-fdiagnostic-prefix -D__CHECK_ENDIAN__' O=build_dir ARCH=arm SHELL=/bin/bash arch/arm/kernel/ arch/arm/mach-imx/ arch/arm/mach-s3c/ arch/arm/mach-socfpga/ drivers/irqchip/ drivers/video/fbdev/aty/
If you fix the issue, kindly add following tag where applicable
| Reported-by: kernel test robot <lkp@xxxxxxxxx>
sparse warnings: (new ones prefixed by >>)
>> arch/arm/mach-imx/pm-imx5.c:244:17: sparse: sparse: restricted suspend_state_t degrades to integer
arch/arm/mach-imx/pm-imx5.c:244:25: sparse: sparse: restricted suspend_state_t degrades to integer
arch/arm/mach-imx/pm-imx5.c:244:42: sparse: sparse: restricted suspend_state_t degrades to integer
arch/arm/mach-imx/pm-imx5.c:244:51: sparse: sparse: restricted suspend_state_t degrades to integer
>> arch/arm/mach-imx/pm-imx5.c:342:22: sparse: sparse: incorrect type in assignment (different address spaces) @@ expected struct imx5_cpu_suspend_info *suspend_info @@ got void [noderef] __iomem *static [addressable] [toplevel] suspend_ocram_base @@
arch/arm/mach-imx/pm-imx5.c:342:22: sparse: expected struct imx5_cpu_suspend_info *suspend_info
arch/arm/mach-imx/pm-imx5.c:342:22: sparse: got void [noderef] __iomem *static [addressable] [toplevel] suspend_ocram_base
>> arch/arm/mach-imx/pm-imx5.c:360:36: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void const * @@ got void [noderef] __iomem * @@
arch/arm/mach-imx/pm-imx5.c:360:36: sparse: expected void const *
arch/arm/mach-imx/pm-imx5.c:360:36: sparse: got void [noderef] __iomem *
>> arch/arm/mach-imx/pm-imx5.c:360:36: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void const * @@ got void [noderef] __iomem * @@
arch/arm/mach-imx/pm-imx5.c:360:36: sparse: expected void const *
arch/arm/mach-imx/pm-imx5.c:360:36: sparse: got void [noderef] __iomem *
>> arch/arm/mach-imx/pm-imx5.c:360:36: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void * @@ got void [noderef] __iomem * @@
arch/arm/mach-imx/pm-imx5.c:360:36: sparse: expected void *
arch/arm/mach-imx/pm-imx5.c:360:36: sparse: got void [noderef] __iomem *
--
>> arch/arm/mach-imx/pm-imx6.c:373:24: sparse: sparse: cast removes address space '__iomem' of expression
>> arch/arm/mach-imx/pm-imx6.c:513:9: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void const * @@ got void [noderef] __iomem *static [assigned] [toplevel] suspend_ocram_base @@
arch/arm/mach-imx/pm-imx6.c:513:9: sparse: expected void const *
arch/arm/mach-imx/pm-imx6.c:513:9: sparse: got void [noderef] __iomem *static [assigned] [toplevel] suspend_ocram_base
>> arch/arm/mach-imx/pm-imx6.c:513:9: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void const * @@ got void [noderef] __iomem *static [assigned] [toplevel] suspend_ocram_base @@
arch/arm/mach-imx/pm-imx6.c:513:9: sparse: expected void const *
arch/arm/mach-imx/pm-imx6.c:513:9: sparse: got void [noderef] __iomem *static [assigned] [toplevel] suspend_ocram_base
>> arch/arm/mach-imx/pm-imx6.c:513:9: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void * @@ got void [noderef] __iomem *static [assigned] [toplevel] suspend_ocram_base @@
arch/arm/mach-imx/pm-imx6.c:513:9: sparse: expected void *
arch/arm/mach-imx/pm-imx6.c:513:9: sparse: got void [noderef] __iomem *static [assigned] [toplevel] suspend_ocram_base
>> arch/arm/mach-imx/pm-imx6.c:514:17: sparse: sparse: incorrect type in assignment (different address spaces) @@ expected struct imx6_cpu_pm_info *pm_info @@ got void [noderef] __iomem *static [assigned] [toplevel] suspend_ocram_base @@
arch/arm/mach-imx/pm-imx6.c:514:17: sparse: expected struct imx6_cpu_pm_info *pm_info
arch/arm/mach-imx/pm-imx6.c:514:17: sparse: got void [noderef] __iomem *static [assigned] [toplevel] suspend_ocram_base
>> arch/arm/mach-imx/pm-imx6.c:570:36: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void const * @@ got void [noderef] __iomem * @@
arch/arm/mach-imx/pm-imx6.c:570:36: sparse: expected void const *
arch/arm/mach-imx/pm-imx6.c:570:36: sparse: got void [noderef] __iomem *
>> arch/arm/mach-imx/pm-imx6.c:570:36: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void const * @@ got void [noderef] __iomem * @@
arch/arm/mach-imx/pm-imx6.c:570:36: sparse: expected void const *
arch/arm/mach-imx/pm-imx6.c:570:36: sparse: got void [noderef] __iomem *
>> arch/arm/mach-imx/pm-imx6.c:570:36: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void * @@ got void [noderef] __iomem * @@
arch/arm/mach-imx/pm-imx6.c:570:36: sparse: expected void *
arch/arm/mach-imx/pm-imx6.c:570:36: sparse: got void [noderef] __iomem *
--
>> arch/arm/mach-s3c/gpio-samsung.c:50:16: sparse: sparse: restricted samsung_gpio_pull_t degrades to integer
>> arch/arm/mach-s3c/gpio-samsung.c:74:22: sparse: sparse: incorrect type in assignment (different base types) @@ expected restricted samsung_gpio_pull_t [usertype] pull @@ got int @@
arch/arm/mach-s3c/gpio-samsung.c:74:22: sparse: expected restricted samsung_gpio_pull_t [usertype] pull
arch/arm/mach-s3c/gpio-samsung.c:74:22: sparse: got int
>> arch/arm/mach-s3c/gpio-samsung.c:80:22: sparse: sparse: incorrect type in assignment (different base types) @@ expected restricted samsung_gpio_pull_t [assigned] [usertype] pull @@ got int @@
arch/arm/mach-s3c/gpio-samsung.c:80:22: sparse: expected restricted samsung_gpio_pull_t [assigned] [usertype] pull
arch/arm/mach-s3c/gpio-samsung.c:80:22: sparse: got int
arch/arm/mach-s3c/gpio-samsung.c:93:17: sparse: sparse: restricted samsung_gpio_pull_t degrades to integer
arch/arm/mach-s3c/gpio-samsung.c:93:17: sparse: sparse: restricted samsung_gpio_pull_t degrades to integer
arch/arm/mach-s3c/gpio-samsung.c:93:17: sparse: sparse: restricted samsung_gpio_pull_t degrades to integer
>> arch/arm/mach-s3c/gpio-samsung.c:1301:21: sparse: sparse: incorrect type in assignment (different base types) @@ expected unsigned int [usertype] pup @@ got restricted samsung_gpio_pull_t @@
arch/arm/mach-s3c/gpio-samsung.c:1301:21: sparse: expected unsigned int [usertype] pup
arch/arm/mach-s3c/gpio-samsung.c:1301:21: sparse: got restricted samsung_gpio_pull_t
--
>> arch/arm/mach-socfpga/pm.c:75:25: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void const * @@ got void [noderef] __iomem *[assigned] suspend_ocram_base @@
arch/arm/mach-socfpga/pm.c:75:25: sparse: expected void const *
arch/arm/mach-socfpga/pm.c:75:25: sparse: got void [noderef] __iomem *[assigned] suspend_ocram_base
>> arch/arm/mach-socfpga/pm.c:75:25: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void const * @@ got void [noderef] __iomem *[assigned] suspend_ocram_base @@
arch/arm/mach-socfpga/pm.c:75:25: sparse: expected void const *
arch/arm/mach-socfpga/pm.c:75:25: sparse: got void [noderef] __iomem *[assigned] suspend_ocram_base
>> arch/arm/mach-socfpga/pm.c:75:25: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void * @@ got void [noderef] __iomem *[assigned] suspend_ocram_base @@
arch/arm/mach-socfpga/pm.c:75:25: sparse: expected void *
arch/arm/mach-socfpga/pm.c:75:25: sparse: got void [noderef] __iomem *[assigned] suspend_ocram_base
--
>> drivers/irqchip/irq-rda-intc.c:96:51: sparse: sparse: incorrect type in argument 4 (different address spaces) @@ expected void *host_data @@ got void [noderef] __iomem *static [assigned] [toplevel] rda_intc_base @@
drivers/irqchip/irq-rda-intc.c:96:51: sparse: expected void *host_data
drivers/irqchip/irq-rda-intc.c:96:51: sparse: got void [noderef] __iomem *static [assigned] [toplevel] rda_intc_base
--
drivers/irqchip/irq-gic-v3.c:891:17: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected struct raw_spinlock [usertype] *lock @@ got struct raw_spinlock [noderef] __percpu * @@
drivers/irqchip/irq-gic-v3.c:891:17: sparse: expected struct raw_spinlock [usertype] *lock
drivers/irqchip/irq-gic-v3.c:891:17: sparse: got struct raw_spinlock [noderef] __percpu *
drivers/irqchip/irq-gic-v3.c:943:78: sparse: sparse: dubious: !x | y
drivers/irqchip/irq-gic-v3.c:233:29: sparse: sparse: dereference of noderef expression
drivers/irqchip/irq-gic-v3.c:256:17: sparse: sparse: dereference of noderef expression
drivers/irqchip/irq-gic-v3.c:346:24: sparse: sparse: dereference of noderef expression
drivers/irqchip/irq-gic-v3.c:363:24: sparse: sparse: dereference of noderef expression
drivers/irqchip/irq-gic-v3.c:197:24: sparse: sparse: dereference of noderef expression
drivers/irqchip/irq-gic-v3.c:594:24: sparse: sparse: dereference of noderef expression
drivers/irqchip/irq-gic-v3.c:892:17: sparse: sparse: dereference of noderef expression
drivers/irqchip/irq-gic-v3.c:893:17: sparse: sparse: dereference of noderef expression
drivers/irqchip/irq-gic-v3.c: note: in included file (through include/linux/irqchip/arm-gic-v3.h):
>> arch/arm/include/asm/arch_gicv3.h:151:9: sparse: sparse: cast truncates bits from constant value (2000000000000000 becomes 0)
drivers/irqchip/irq-gic-v3.c:1130:17: sparse: sparse: dereference of noderef expression
--
drivers/irqchip/irq-gic-v3-its.c:1456:9: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected struct raw_spinlock [usertype] *lock @@ got struct raw_spinlock [noderef] __percpu * @@
drivers/irqchip/irq-gic-v3-its.c:1456:9: sparse: expected struct raw_spinlock [usertype] *lock
drivers/irqchip/irq-gic-v3-its.c:1456:9: sparse: got struct raw_spinlock [noderef] __percpu *
drivers/irqchip/irq-gic-v3-its.c:1461:9: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected struct raw_spinlock [usertype] *lock @@ got struct raw_spinlock [noderef] __percpu * @@
drivers/irqchip/irq-gic-v3-its.c:1461:9: sparse: expected struct raw_spinlock [usertype] *lock
drivers/irqchip/irq-gic-v3-its.c:1461:9: sparse: got struct raw_spinlock [noderef] __percpu *
drivers/irqchip/irq-gic-v3-its.c:2827:45: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected struct cpumask [usertype] **mask @@ got struct cpumask [usertype] *[noderef] __percpu * @@
drivers/irqchip/irq-gic-v3-its.c:2827:45: sparse: expected struct cpumask [usertype] **mask
drivers/irqchip/irq-gic-v3-its.c:2827:45: sparse: got struct cpumask [usertype] *[noderef] __percpu *
drivers/irqchip/irq-gic-v3-its.c:3936:17: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected struct raw_spinlock [usertype] *lock @@ got struct raw_spinlock [noderef] __percpu * @@
drivers/irqchip/irq-gic-v3-its.c:3936:17: sparse: expected struct raw_spinlock [usertype] *lock
drivers/irqchip/irq-gic-v3-its.c:3936:17: sparse: got struct raw_spinlock [noderef] __percpu *
drivers/irqchip/irq-gic-v3-its.c:3940:17: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected struct raw_spinlock [usertype] *lock @@ got struct raw_spinlock [noderef] __percpu * @@
drivers/irqchip/irq-gic-v3-its.c:3940:17: sparse: expected struct raw_spinlock [usertype] *lock
drivers/irqchip/irq-gic-v3-its.c:3940:17: sparse: got struct raw_spinlock [noderef] __percpu *
drivers/irqchip/irq-gic-v3-its.c:4118:9: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected struct raw_spinlock [usertype] *lock @@ got struct raw_spinlock [noderef] __percpu * @@
drivers/irqchip/irq-gic-v3-its.c:4118:9: sparse: expected struct raw_spinlock [usertype] *lock
drivers/irqchip/irq-gic-v3-its.c:4118:9: sparse: got struct raw_spinlock [noderef] __percpu *
drivers/irqchip/irq-gic-v3-its.c:4123:9: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected struct raw_spinlock [usertype] *lock @@ got struct raw_spinlock [noderef] __percpu * @@
drivers/irqchip/irq-gic-v3-its.c:4123:9: sparse: expected struct raw_spinlock [usertype] *lock
drivers/irqchip/irq-gic-v3-its.c:4123:9: sparse: got struct raw_spinlock [noderef] __percpu *
drivers/irqchip/irq-gic-v3-its.c:4258:9: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected struct raw_spinlock [usertype] *lock @@ got struct raw_spinlock [noderef] __percpu * @@
drivers/irqchip/irq-gic-v3-its.c:4258:9: sparse: expected struct raw_spinlock [usertype] *lock
drivers/irqchip/irq-gic-v3-its.c:4258:9: sparse: got struct raw_spinlock [noderef] __percpu *
drivers/irqchip/irq-gic-v3-its.c:4276:9: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected struct raw_spinlock [usertype] *lock @@ got struct raw_spinlock [noderef] __percpu * @@
drivers/irqchip/irq-gic-v3-its.c:4276:9: sparse: expected struct raw_spinlock [usertype] *lock
drivers/irqchip/irq-gic-v3-its.c:4276:9: sparse: got struct raw_spinlock [noderef] __percpu *
drivers/irqchip/irq-gic-v3-its.c:263:12: sparse: sparse: context imbalance in 'vpe_to_cpuid_lock' - wrong count at exit
drivers/irqchip/irq-gic-v3-its.c:269:13: sparse: sparse: context imbalance in 'vpe_to_cpuid_unlock' - unexpected unlock
drivers/irqchip/irq-gic-v3-its.c:1457:18: sparse: sparse: dereference of noderef expression
drivers/irqchip/irq-gic-v3-its.c:2234:23: sparse: sparse: dereference of noderef expression
drivers/irqchip/irq-gic-v3-its.c:2234:23: sparse: sparse: dereference of noderef expression
drivers/irqchip/irq-gic-v3-its.c:2644:15: sparse: sparse: dereference of noderef expression
drivers/irqchip/irq-gic-v3-its.c:2644:15: sparse: sparse: dereference of noderef expression
drivers/irqchip/irq-gic-v3-its.c:2665:17: sparse: sparse: dereference of noderef expression
drivers/irqchip/irq-gic-v3-its.c:2699:15: sparse: sparse: dereference of noderef expression
drivers/irqchip/irq-gic-v3-its.c:2699:15: sparse: sparse: dereference of noderef expression
drivers/irqchip/irq-gic-v3-its.c:2703:38: sparse: sparse: dereference of noderef expression
drivers/irqchip/irq-gic-v3-its.c:2721:17: sparse: sparse: dereference of noderef expression
drivers/irqchip/irq-gic-v3-its.c:2721:49: sparse: sparse: dereference of noderef expression
drivers/irqchip/irq-gic-v3-its.c:2722:25: sparse: sparse: dereference of noderef expression
drivers/irqchip/irq-gic-v3-its.c:2732:30: sparse: sparse: dereference of noderef expression
drivers/irqchip/irq-gic-v3-its.c:2775:17: sparse: sparse: dereference of noderef expression
drivers/irqchip/irq-gic-v3-its.c:2802:35: sparse: sparse: dereference of noderef expression
drivers/irqchip/irq-gic-v3-its.c: note: in included file (through include/linux/irqchip/arm-gic-v3.h):
>> arch/arm/include/asm/arch_gicv3.h:151:9: sparse: sparse: cast truncates bits from constant value (2000000000000000 becomes 0)
drivers/irqchip/irq-gic-v3-its.c:2831:9: sparse: sparse: dereference of noderef expression
drivers/irqchip/irq-gic-v3-its.c:2832:14: sparse: sparse: dereference of noderef expression
drivers/irqchip/irq-gic-v3-its.c:2902:9: sparse: sparse: dereference of noderef expression
drivers/irqchip/irq-gic-v3-its.c:2914:45: sparse: sparse: dereference of noderef expression
drivers/irqchip/irq-gic-v3-its.c:2914:45: sparse: sparse: dereference of noderef expression
drivers/irqchip/irq-gic-v3-its.c:2916:9: sparse: sparse: dereference of noderef expression
drivers/irqchip/irq-gic-v3-its.c:2968:15: sparse: sparse: dereference of noderef expression
drivers/irqchip/irq-gic-v3-its.c:2968:15: sparse: sparse: dereference of noderef expression
drivers/irqchip/irq-gic-v3-its.c:2983:15: sparse: sparse: dereference of noderef expression
drivers/irqchip/irq-gic-v3-its.c:2983:15: sparse: sparse: dereference of noderef expression
drivers/irqchip/irq-gic-v3-its.c:3008:17: sparse: sparse: dereference of noderef expression
drivers/irqchip/irq-gic-v3-its.c:3046:31: sparse: sparse: dereference of noderef expression
drivers/irqchip/irq-gic-v3-its.c:3051:13: sparse: sparse: dereference of noderef expression
drivers/irqchip/irq-gic-v3-its.c:3070:17: sparse: sparse: dereference of noderef expression
drivers/irqchip/irq-gic-v3-its.c:3075:21: sparse: sparse: dereference of noderef expression
drivers/irqchip/irq-gic-v3-its.c:3128:43: sparse: sparse: dereference of noderef expression
drivers/irqchip/irq-gic-v3-its.c:3163:9: sparse: sparse: dereference of noderef expression
drivers/irqchip/irq-gic-v3-its.c:3164:9: sparse: sparse: dereference of noderef expression
drivers/irqchip/irq-gic-v3-its.c:3195:26: sparse: sparse: dereference of noderef expression
drivers/irqchip/irq-gic-v3-its.c:3198:26: sparse: sparse: dereference of noderef expression
drivers/irqchip/irq-gic-v3-its.c:3198:26: sparse: sparse: dereference of noderef expression
drivers/irqchip/irq-gic-v3-its.c:3748:26: sparse: sparse: dereference of noderef expression
drivers/irqchip/irq-gic-v3-its.c:3797:13: sparse: sparse: dereference of noderef expression
drivers/irqchip/irq-gic-v3-its.c:3798:36: sparse: sparse: dereference of noderef expression
drivers/irqchip/irq-gic-v3-its.c:3798:36: sparse: sparse: dereference of noderef expression
drivers/irqchip/irq-gic-v3-its.c:3813:35: sparse: sparse: dereference of noderef expression
drivers/irqchip/irq-gic-v3-its.c:3827:35: sparse: sparse: dereference of noderef expression
drivers/irqchip/irq-gic-v3-its.c:3859:35: sparse: sparse: dereference of noderef expression
drivers/irqchip/irq-gic-v3-its.c:3937:26: sparse: sparse: dereference of noderef expression
drivers/irqchip/irq-gic-v3-its.c:3977:26: sparse: sparse: dereference of noderef expression
drivers/irqchip/irq-gic-v3-its.c:4057:35: sparse: sparse: dereference of noderef expression
drivers/irqchip/irq-gic-v3-its.c:4072:35: sparse: sparse: dereference of noderef expression
drivers/irqchip/irq-gic-v3-its.c:4119:18: sparse: sparse: dereference of noderef expression
drivers/irqchip/irq-gic-v3-its.c:4259:16: sparse: sparse: dereference of noderef expression
drivers/irqchip/irq-gic-v3-its.c:5136:19: sparse: sparse: dereference of noderef expression
drivers/irqchip/irq-gic-v3-its.c:5136:19: sparse: sparse: dereference of noderef expression
drivers/irqchip/irq-gic-v3-its.c:5141:31: sparse: sparse: dereference of noderef expression
drivers/irqchip/irq-gic-v3-its.c:5161:14: sparse: sparse: dereference of noderef expression
drivers/irqchip/irq-gic-v3-its.c:5238:13: sparse: sparse: dereference of noderef expression
drivers/irqchip/irq-gic-v3-its.c:5241:21: sparse: sparse: dereference of noderef expression
drivers/irqchip/irq-gic-v3-its.c:5251:13: sparse: sparse: dereference of noderef expression
drivers/irqchip/irq-gic-v3-its.c:5253:17: sparse: sparse: dereference of noderef expression
drivers/irqchip/irq-gic-v3-its.c:5265:9: sparse: sparse: dereference of noderef expression
--
>> arch/arm/kernel/fiq.c:162:56: sparse: sparse: invalid access below 'vector_fiq_offset' (-65536 4)
vim +244 arch/arm/mach-imx/pm-imx5.c
784a90c0a7d8f5 Sascha Hauer 2011-11-07 241
784a90c0a7d8f5 Sascha Hauer 2011-11-07 242 static int mx5_pm_valid(suspend_state_t state)
784a90c0a7d8f5 Sascha Hauer 2011-11-07 243 {
784a90c0a7d8f5 Sascha Hauer 2011-11-07 @244 return (state > PM_SUSPEND_ON && state <= PM_SUSPEND_MAX);
784a90c0a7d8f5 Sascha Hauer 2011-11-07 245 }
784a90c0a7d8f5 Sascha Hauer 2011-11-07 246
784a90c0a7d8f5 Sascha Hauer 2011-11-07 247 static const struct platform_suspend_ops mx5_suspend_ops = {
784a90c0a7d8f5 Sascha Hauer 2011-11-07 248 .valid = mx5_pm_valid,
784a90c0a7d8f5 Sascha Hauer 2011-11-07 249 .enter = mx5_suspend_enter,
784a90c0a7d8f5 Sascha Hauer 2011-11-07 250 };
784a90c0a7d8f5 Sascha Hauer 2011-11-07 251
ccc12b32dc8c8e Robert Lee 2012-05-21 252 static inline int imx5_cpu_do_idle(void)
784a90c0a7d8f5 Sascha Hauer 2011-11-07 253 {
ccc12b32dc8c8e Robert Lee 2012-05-21 254 int ret = tzic_enable_wake();
ccc12b32dc8c8e Robert Lee 2012-05-21 255
ccc12b32dc8c8e Robert Lee 2012-05-21 256 if (likely(!ret))
565fa91f236524 Robert Lee 2012-05-21 257 cpu_do_idle();
ccc12b32dc8c8e Robert Lee 2012-05-21 258
ccc12b32dc8c8e Robert Lee 2012-05-21 259 return ret;
565fa91f236524 Robert Lee 2012-05-21 260 }
784a90c0a7d8f5 Sascha Hauer 2011-11-07 261
ccc12b32dc8c8e Robert Lee 2012-05-21 262 static void imx5_pm_idle(void)
ccc12b32dc8c8e Robert Lee 2012-05-21 263 {
ccc12b32dc8c8e Robert Lee 2012-05-21 264 imx5_cpu_do_idle();
ccc12b32dc8c8e Robert Lee 2012-05-21 265 }
ccc12b32dc8c8e Robert Lee 2012-05-21 266
1579c7b9fe0105 Martin Fuzzey 2015-05-12 267 static int __init imx_suspend_alloc_ocram(
1579c7b9fe0105 Martin Fuzzey 2015-05-12 268 size_t size,
1579c7b9fe0105 Martin Fuzzey 2015-05-12 269 void __iomem **virt_out,
1579c7b9fe0105 Martin Fuzzey 2015-05-12 270 phys_addr_t *phys_out)
1579c7b9fe0105 Martin Fuzzey 2015-05-12 271 {
1579c7b9fe0105 Martin Fuzzey 2015-05-12 272 struct device_node *node;
1579c7b9fe0105 Martin Fuzzey 2015-05-12 273 struct platform_device *pdev;
1579c7b9fe0105 Martin Fuzzey 2015-05-12 274 struct gen_pool *ocram_pool;
1579c7b9fe0105 Martin Fuzzey 2015-05-12 275 unsigned long ocram_base;
1579c7b9fe0105 Martin Fuzzey 2015-05-12 276 void __iomem *virt;
1579c7b9fe0105 Martin Fuzzey 2015-05-12 277 phys_addr_t phys;
1579c7b9fe0105 Martin Fuzzey 2015-05-12 278 int ret = 0;
1579c7b9fe0105 Martin Fuzzey 2015-05-12 279
1579c7b9fe0105 Martin Fuzzey 2015-05-12 280 /* Copied from imx6: TODO factorize */
1579c7b9fe0105 Martin Fuzzey 2015-05-12 281 node = of_find_compatible_node(NULL, NULL, "mmio-sram");
1579c7b9fe0105 Martin Fuzzey 2015-05-12 282 if (!node) {
1579c7b9fe0105 Martin Fuzzey 2015-05-12 283 pr_warn("%s: failed to find ocram node!\n", __func__);
1579c7b9fe0105 Martin Fuzzey 2015-05-12 284 return -ENODEV;
1579c7b9fe0105 Martin Fuzzey 2015-05-12 285 }
1579c7b9fe0105 Martin Fuzzey 2015-05-12 286
1579c7b9fe0105 Martin Fuzzey 2015-05-12 287 pdev = of_find_device_by_node(node);
1579c7b9fe0105 Martin Fuzzey 2015-05-12 288 if (!pdev) {
1579c7b9fe0105 Martin Fuzzey 2015-05-12 289 pr_warn("%s: failed to find ocram device!\n", __func__);
1579c7b9fe0105 Martin Fuzzey 2015-05-12 290 ret = -ENODEV;
1579c7b9fe0105 Martin Fuzzey 2015-05-12 291 goto put_node;
1579c7b9fe0105 Martin Fuzzey 2015-05-12 292 }
1579c7b9fe0105 Martin Fuzzey 2015-05-12 293
73858173593c31 Vladimir Zapolskiy 2015-09-04 294 ocram_pool = gen_pool_get(&pdev->dev, NULL);
1579c7b9fe0105 Martin Fuzzey 2015-05-12 295 if (!ocram_pool) {
1579c7b9fe0105 Martin Fuzzey 2015-05-12 296 pr_warn("%s: ocram pool unavailable!\n", __func__);
1579c7b9fe0105 Martin Fuzzey 2015-05-12 297 ret = -ENODEV;
586745f1598ccf yu kuai 2020-06-04 298 goto put_device;
1579c7b9fe0105 Martin Fuzzey 2015-05-12 299 }
1579c7b9fe0105 Martin Fuzzey 2015-05-12 300
1579c7b9fe0105 Martin Fuzzey 2015-05-12 301 ocram_base = gen_pool_alloc(ocram_pool, size);
1579c7b9fe0105 Martin Fuzzey 2015-05-12 302 if (!ocram_base) {
1579c7b9fe0105 Martin Fuzzey 2015-05-12 303 pr_warn("%s: unable to alloc ocram!\n", __func__);
1579c7b9fe0105 Martin Fuzzey 2015-05-12 304 ret = -ENOMEM;
586745f1598ccf yu kuai 2020-06-04 305 goto put_device;
1579c7b9fe0105 Martin Fuzzey 2015-05-12 306 }
1579c7b9fe0105 Martin Fuzzey 2015-05-12 307
1579c7b9fe0105 Martin Fuzzey 2015-05-12 308 phys = gen_pool_virt_to_phys(ocram_pool, ocram_base);
1579c7b9fe0105 Martin Fuzzey 2015-05-12 309 virt = __arm_ioremap_exec(phys, size, false);
1579c7b9fe0105 Martin Fuzzey 2015-05-12 310 if (phys_out)
1579c7b9fe0105 Martin Fuzzey 2015-05-12 311 *phys_out = phys;
1579c7b9fe0105 Martin Fuzzey 2015-05-12 312 if (virt_out)
1579c7b9fe0105 Martin Fuzzey 2015-05-12 313 *virt_out = virt;
1579c7b9fe0105 Martin Fuzzey 2015-05-12 314
586745f1598ccf yu kuai 2020-06-04 315 put_device:
586745f1598ccf yu kuai 2020-06-04 316 put_device(&pdev->dev);
1579c7b9fe0105 Martin Fuzzey 2015-05-12 317 put_node:
1579c7b9fe0105 Martin Fuzzey 2015-05-12 318 of_node_put(node);
1579c7b9fe0105 Martin Fuzzey 2015-05-12 319
1579c7b9fe0105 Martin Fuzzey 2015-05-12 320 return ret;
1579c7b9fe0105 Martin Fuzzey 2015-05-12 321 }
1579c7b9fe0105 Martin Fuzzey 2015-05-12 322
1579c7b9fe0105 Martin Fuzzey 2015-05-12 323 static int __init imx5_suspend_init(const struct imx5_pm_data *soc_data)
1579c7b9fe0105 Martin Fuzzey 2015-05-12 324 {
1579c7b9fe0105 Martin Fuzzey 2015-05-12 325 struct imx5_cpu_suspend_info *suspend_info;
1579c7b9fe0105 Martin Fuzzey 2015-05-12 326 int ret;
1579c7b9fe0105 Martin Fuzzey 2015-05-12 327 /* Need this to avoid compile error due to const typeof in fncpy.h */
1579c7b9fe0105 Martin Fuzzey 2015-05-12 328 void (*suspend_asm)(void __iomem *) = soc_data->suspend_asm;
1579c7b9fe0105 Martin Fuzzey 2015-05-12 329
1579c7b9fe0105 Martin Fuzzey 2015-05-12 330 if (!suspend_asm)
1579c7b9fe0105 Martin Fuzzey 2015-05-12 331 return 0;
1579c7b9fe0105 Martin Fuzzey 2015-05-12 332
1579c7b9fe0105 Martin Fuzzey 2015-05-12 333 if (!soc_data->suspend_asm_sz || !*soc_data->suspend_asm_sz)
1579c7b9fe0105 Martin Fuzzey 2015-05-12 334 return -EINVAL;
1579c7b9fe0105 Martin Fuzzey 2015-05-12 335
1579c7b9fe0105 Martin Fuzzey 2015-05-12 336 ret = imx_suspend_alloc_ocram(
1579c7b9fe0105 Martin Fuzzey 2015-05-12 337 *soc_data->suspend_asm_sz + sizeof(*suspend_info),
1579c7b9fe0105 Martin Fuzzey 2015-05-12 338 &suspend_ocram_base, NULL);
1579c7b9fe0105 Martin Fuzzey 2015-05-12 339 if (ret)
1579c7b9fe0105 Martin Fuzzey 2015-05-12 340 return ret;
1579c7b9fe0105 Martin Fuzzey 2015-05-12 341
1579c7b9fe0105 Martin Fuzzey 2015-05-12 @342 suspend_info = suspend_ocram_base;
1579c7b9fe0105 Martin Fuzzey 2015-05-12 343
1579c7b9fe0105 Martin Fuzzey 2015-05-12 344 suspend_info->io_count = soc_data->suspend_io_count;
1579c7b9fe0105 Martin Fuzzey 2015-05-12 345 memcpy(suspend_info->io_state, soc_data->suspend_io_config,
1579c7b9fe0105 Martin Fuzzey 2015-05-12 346 sizeof(*suspend_info->io_state) * soc_data->suspend_io_count);
1579c7b9fe0105 Martin Fuzzey 2015-05-12 347
1579c7b9fe0105 Martin Fuzzey 2015-05-12 348 suspend_info->m4if_base = ioremap(soc_data->m4if_addr, SZ_16K);
1579c7b9fe0105 Martin Fuzzey 2015-05-12 349 if (!suspend_info->m4if_base) {
1579c7b9fe0105 Martin Fuzzey 2015-05-12 350 ret = -ENOMEM;
1579c7b9fe0105 Martin Fuzzey 2015-05-12 351 goto failed_map_m4if;
1579c7b9fe0105 Martin Fuzzey 2015-05-12 352 }
1579c7b9fe0105 Martin Fuzzey 2015-05-12 353
1579c7b9fe0105 Martin Fuzzey 2015-05-12 354 suspend_info->iomuxc_base = ioremap(soc_data->iomuxc_addr, SZ_16K);
1579c7b9fe0105 Martin Fuzzey 2015-05-12 355 if (!suspend_info->iomuxc_base) {
1579c7b9fe0105 Martin Fuzzey 2015-05-12 356 ret = -ENOMEM;
1579c7b9fe0105 Martin Fuzzey 2015-05-12 357 goto failed_map_iomuxc;
1579c7b9fe0105 Martin Fuzzey 2015-05-12 358 }
1579c7b9fe0105 Martin Fuzzey 2015-05-12 359
1579c7b9fe0105 Martin Fuzzey 2015-05-12 @360 imx5_suspend_in_ocram_fn = fncpy(
1579c7b9fe0105 Martin Fuzzey 2015-05-12 361 suspend_ocram_base + sizeof(*suspend_info),
1579c7b9fe0105 Martin Fuzzey 2015-05-12 362 suspend_asm,
1579c7b9fe0105 Martin Fuzzey 2015-05-12 363 *soc_data->suspend_asm_sz);
1579c7b9fe0105 Martin Fuzzey 2015-05-12 364
1579c7b9fe0105 Martin Fuzzey 2015-05-12 365 return 0;
1579c7b9fe0105 Martin Fuzzey 2015-05-12 366
1579c7b9fe0105 Martin Fuzzey 2015-05-12 367 failed_map_iomuxc:
1579c7b9fe0105 Martin Fuzzey 2015-05-12 368 iounmap(suspend_info->m4if_base);
1579c7b9fe0105 Martin Fuzzey 2015-05-12 369
1579c7b9fe0105 Martin Fuzzey 2015-05-12 370 failed_map_m4if:
1579c7b9fe0105 Martin Fuzzey 2015-05-12 371 return ret;
1579c7b9fe0105 Martin Fuzzey 2015-05-12 372 }
1579c7b9fe0105 Martin Fuzzey 2015-05-12 373
:::::: The code at line 244 was first introduced by commit
:::::: 784a90c0a7d8f5aa94b6c7d295ad44ae8e045aa3 ARM i.MX: Merge i.MX5 support into mach-imx
:::::: TO: Sascha Hauer <s.hauer@xxxxxxxxxxxxxx>
:::::: CC: Sascha Hauer <s.hauer@xxxxxxxxxxxxxx>
--
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests