[PATCH-mm 07/15] net: Use get/put_unaligned_* helpers

From: Harvey Harrison
Date: Mon Apr 14 2008 - 18:49:46 EST

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Signed-off-by: Harvey Harrison <harvey.harrison@xxxxxxxxx>
---
drivers/net/e100.c | 2 +-
drivers/net/hamachi.c | 2 +-
drivers/net/irda/mcs7780.c | 2 +-
drivers/net/irda/stir4200.c | 2 +-
drivers/net/tulip/de4x5.c | 35 +++++++++++++++++------------------
drivers/net/tulip/de4x5.h | 2 +-
drivers/net/tulip/tulip.h | 7 ++-----
drivers/net/tulip/tulip_core.c | 10 +++++-----
drivers/net/yellowfin.c | 2 +-
9 files changed, 30 insertions(+), 34 deletions(-)

diff --git a/drivers/net/e100.c b/drivers/net/e100.c
index 2d139ec..f3cba5e 100644
--- a/drivers/net/e100.c
+++ b/drivers/net/e100.c
@@ -1802,7 +1802,7 @@ static int e100_rx_alloc_skb(struct nic *nic, struct rx *rx)
* it is protected by the before last buffer's el bit being set */
if (rx->prev->skb) {
struct rfd *prev_rfd = (struct rfd *)rx->prev->skb->data;
- put_unaligned(cpu_to_le32(rx->dma_addr), &prev_rfd->link);
+ put_unaligned_le32(rx->dma_addr, &prev_rfd->link);
}

return 0;
diff --git a/drivers/net/hamachi.c b/drivers/net/hamachi.c
index b53f6b6..e5c2380 100644
--- a/drivers/net/hamachi.c
+++ b/drivers/net/hamachi.c
@@ -1508,7 +1508,7 @@ static int hamachi_rx(struct net_device *dev)
hmp->rx_buf_sz,
PCI_DMA_FROMDEVICE);
buf_addr = (u8 *) hmp->rx_skbuff[entry]->data;
- frame_status = le32_to_cpu(get_unaligned((__le32*)&(buf_addr[data_size - 12])));
+ frame_status = get_unaligned_le32(&(buf_addr[data_size - 12]));
if (hamachi_debug > 4)
printk(KERN_DEBUG " hamachi_rx() status was %8.8x.\n",
frame_status);
diff --git a/drivers/net/irda/mcs7780.c b/drivers/net/irda/mcs7780.c
index 93916cf..ad92d3f 100644
--- a/drivers/net/irda/mcs7780.c
+++ b/drivers/net/irda/mcs7780.c
@@ -464,7 +464,7 @@ static void mcs_unwrap_fir(struct mcs_cb *mcs, __u8 *buf, int len)
}

fcs = ~(crc32_le(~0, buf, new_len));
- if(fcs != le32_to_cpu(get_unaligned((__le32 *)(buf+new_len)))) {
+ if(fcs != get_unaligned_le32(buf + new_len)) {
IRDA_ERROR("crc error calc 0x%x len %d\n", fcs, new_len);
mcs->stats.rx_errors++;
mcs->stats.rx_crc_errors++;
diff --git a/drivers/net/irda/stir4200.c b/drivers/net/irda/stir4200.c
index e59c485..0519637 100644
--- a/drivers/net/irda/stir4200.c
+++ b/drivers/net/irda/stir4200.c
@@ -329,7 +329,7 @@ static void fir_eof(struct stir_cb *stir)
}

fcs = ~(crc32_le(~0, rx_buff->data, len));
- if (fcs != le32_to_cpu(get_unaligned((__le32 *)(rx_buff->data+len)))) {
+ if (fcs != get_unaligned_le32(rx_buff->data + len)) {
pr_debug("crc error calc 0x%x len %d\n", fcs, len);
stir->stats.rx_errors++;
stir->stats.rx_crc_errors++;
diff --git a/drivers/net/tulip/de4x5.c b/drivers/net/tulip/de4x5.c
index 6c6fc32..bc30c6e 100644
--- a/drivers/net/tulip/de4x5.c
+++ b/drivers/net/tulip/de4x5.c
@@ -482,7 +482,6 @@
static char version[] __devinitdata = "de4x5.c:V0.546 2001/02/22 davies@xxxxxxxxxxxxxxxxxxx\n";

#define c_char const char
-#define TWIDDLE(a) (u_short)le16_to_cpu(get_unaligned((__le16 *)(a)))

/*
** MII Information
@@ -4405,7 +4404,7 @@ srom_infoleaf_info(struct net_device *dev)
}
}

- lp->infoleaf_offset = TWIDDLE(p+1);
+ lp->infoleaf_offset = get_unaligned_le16(p + 1);

return 0;
}
@@ -4476,7 +4475,7 @@ srom_exec(struct net_device *dev, u_char *p)

while (count--) {
gep_wr(((lp->chipset==DC21140) && (lp->ibn!=5) ?
- *p++ : TWIDDLE(w++)), dev);
+ *p++ : get_unaligned_le16(w++)), dev);
mdelay(2); /* 2ms per action */
}

@@ -4711,10 +4710,10 @@ type1_infoblock(struct net_device *dev, u_char count, u_char *p)
lp->active = *p++;
lp->phy[lp->active].gep = (*p ? p : NULL); p += (*p + 1);
lp->phy[lp->active].rst = (*p ? p : NULL); p += (*p + 1);
- lp->phy[lp->active].mc = TWIDDLE(p); p += 2;
- lp->phy[lp->active].ana = TWIDDLE(p); p += 2;
- lp->phy[lp->active].fdx = TWIDDLE(p); p += 2;
- lp->phy[lp->active].ttm = TWIDDLE(p);
+ lp->phy[lp->active].mc = get_unaligned_le16(p); p += 2;
+ lp->phy[lp->active].ana = get_unaligned_le16(p); p += 2;
+ lp->phy[lp->active].fdx = get_unaligned_le16(p); p += 2;
+ lp->phy[lp->active].ttm = get_unaligned_le16(p);
return 0;
} else if ((lp->media == INIT) && (lp->timeout < 0)) {
lp->ibn = 1;
@@ -4751,16 +4750,16 @@ type2_infoblock(struct net_device *dev, u_char count, u_char *p)
lp->infoblock_media = (*p) & MEDIA_CODE;

if ((*p++) & EXT_FIELD) {
- lp->cache.csr13 = TWIDDLE(p); p += 2;
- lp->cache.csr14 = TWIDDLE(p); p += 2;
- lp->cache.csr15 = TWIDDLE(p); p += 2;
+ lp->cache.csr13 = get_unaligned_le16(p); p += 2;
+ lp->cache.csr14 = get_unaligned_le16(p); p += 2;
+ lp->cache.csr15 = get_unaligned_le16(p); p += 2;
} else {
lp->cache.csr13 = CSR13;
lp->cache.csr14 = CSR14;
lp->cache.csr15 = CSR15;
}
- lp->cache.gepc = ((s32)(TWIDDLE(p)) << 16); p += 2;
- lp->cache.gep = ((s32)(TWIDDLE(p)) << 16);
+ lp->cache.gepc = ((s32)(get_unaligned_le16(p)) << 16); p += 2;
+ lp->cache.gep = ((s32)(get_unaligned_le16(p)) << 16);
lp->infoblock_csr6 = OMR_SIA;
lp->useMII = false;

@@ -4792,10 +4791,10 @@ type3_infoblock(struct net_device *dev, u_char count, u_char *p)
if (MOTO_SROM_BUG) lp->active = 0;
lp->phy[lp->active].gep = (*p ? p : NULL); p += (2 * (*p) + 1);
lp->phy[lp->active].rst = (*p ? p : NULL); p += (2 * (*p) + 1);
- lp->phy[lp->active].mc = TWIDDLE(p); p += 2;
- lp->phy[lp->active].ana = TWIDDLE(p); p += 2;
- lp->phy[lp->active].fdx = TWIDDLE(p); p += 2;
- lp->phy[lp->active].ttm = TWIDDLE(p); p += 2;
+ lp->phy[lp->active].mc = get_unaligned_le16(p); p += 2;
+ lp->phy[lp->active].ana = get_unaligned_le16(p); p += 2;
+ lp->phy[lp->active].fdx = get_unaligned_le16(p); p += 2;
+ lp->phy[lp->active].ttm = get_unaligned_le16(p); p += 2;
lp->phy[lp->active].mci = *p;
return 0;
} else if ((lp->media == INIT) && (lp->timeout < 0)) {
@@ -4835,8 +4834,8 @@ type4_infoblock(struct net_device *dev, u_char count, u_char *p)
lp->cache.csr13 = CSR13; /* Hard coded defaults */
lp->cache.csr14 = CSR14;
lp->cache.csr15 = CSR15;
- lp->cache.gepc = ((s32)(TWIDDLE(p)) << 16); p += 2;
- lp->cache.gep = ((s32)(TWIDDLE(p)) << 16); p += 2;
+ lp->cache.gepc = ((s32)(get_unaligned_le16(p)) << 16); p += 2;
+ lp->cache.gep = ((s32)(get_unaligned_le16(p)) << 16); p += 2;
csr6 = *p++;
flags = *p++;

diff --git a/drivers/net/tulip/de4x5.h b/drivers/net/tulip/de4x5.h
index 9fb8d7f..f5f33b3 100644
--- a/drivers/net/tulip/de4x5.h
+++ b/drivers/net/tulip/de4x5.h
@@ -1017,4 +1017,4 @@ struct de4x5_ioctl {
#define DE4X5_SET_OMR 0x0d /* Set the OMR Register contents */
#define DE4X5_GET_REG 0x0e /* Get the DE4X5 Registers */

-#define MOTO_SROM_BUG ((lp->active == 8) && (((le32_to_cpu(get_unaligned(((__le32 *)dev->dev_addr))))&0x00ffffff)==0x3e0008))
+#define MOTO_SROM_BUG (lp->active == 8 && (get_unaligned_le32(dev->dev_addr) & 0x00ffffff) == 0x3e0008)
diff --git a/drivers/net/tulip/tulip.h b/drivers/net/tulip/tulip.h
index 3f69f53..78d1cfc 100644
--- a/drivers/net/tulip/tulip.h
+++ b/drivers/net/tulip/tulip.h
@@ -25,6 +25,7 @@
#include <linux/pci.h>
#include <asm/io.h>
#include <asm/irq.h>
+#include <asm/unaligned.h>

@@ -299,11 +300,7 @@ enum t21143_csr6_bits {

#define RUN_AT(x) (jiffies + (x))

-#if defined(__i386__) /* AKA get_unaligned() */
-#define get_u16(ptr) (*(u16 *)(ptr))
-#else
-#define get_u16(ptr) (((u8*)(ptr))[0] + (((u8*)(ptr))[1]<<8))
-#endif
+#define get_u16(ptr) get_unaligned_le16((ptr))

struct medialeaf {
u8 type;
diff --git a/drivers/net/tulip/tulip_core.c b/drivers/net/tulip/tulip_core.c
index 82f404b..1c6d59d 100644
--- a/drivers/net/tulip/tulip_core.c
+++ b/drivers/net/tulip/tulip_core.c
@@ -327,8 +327,8 @@ static void tulip_up(struct net_device *dev)
tp->dirty_rx = tp->dirty_tx = 0;

if (tp->flags & MC_HASH_ONLY) {
- u32 addr_low = le32_to_cpu(get_unaligned((__le32 *)dev->dev_addr));
- u32 addr_high = le16_to_cpu(get_unaligned((__le16 *)(dev->dev_addr+4)));
+ u32 addr_low = get_unaligned_le32(dev->dev_addr);
+ u32 addr_high = get_unaligned_le16(dev->dev_addr + 4);
if (tp->chip_id == AX88140) {
iowrite32(0, ioaddr + CSR13);
iowrite32(addr_low, ioaddr + CSR14);
@@ -1446,13 +1446,13 @@ static int __devinit tulip_init_one (struct pci_dev *pdev,
do
value = ioread32(ioaddr + CSR9);
while (value < 0 && --boguscnt > 0);
- put_unaligned(cpu_to_le16(value), ((__le16*)dev->dev_addr) + i);
+ put_unaligned_le16(value, ((__le16 *)dev->dev_addr) + i);
sum += value & 0xffff;
}
} else if (chip_idx == COMET) {
/* No need to read the EEPROM. */
- put_unaligned(cpu_to_le32(ioread32(ioaddr + 0xA4)), (__le32 *)dev->dev_addr);
- put_unaligned(cpu_to_le16(ioread32(ioaddr + 0xA8)), (__le16 *)(dev->dev_addr + 4));
+ put_unaligned_le32(ioread32(ioaddr + 0xA4), dev->dev_addr);
+ put_unaligned_le16(ioread32(ioaddr + 0xA8), dev->dev_addr + 4);
for (i = 0; i < 6; i ++)
sum += dev->dev_addr[i];
} else {
diff --git a/drivers/net/yellowfin.c b/drivers/net/yellowfin.c
index fe6ff3e..9b53bfb 100644
--- a/drivers/net/yellowfin.c
+++ b/drivers/net/yellowfin.c
@@ -1062,7 +1062,7 @@ static int yellowfin_rx(struct net_device *dev)
buf_addr = rx_skb->data;
data_size = (le32_to_cpu(desc->dbdma_cmd) -
le32_to_cpu(desc->result_status)) & 0xffff;
- frame_status = le16_to_cpu(get_unaligned((__le16*)&(buf_addr[data_size - 2])));
+ frame_status = get_unaligned_le16(&(buf_addr[data_size - 2]));
if (yellowfin_debug > 4)
printk(KERN_DEBUG " yellowfin_rx() status was %4.4x.\n",
frame_status);
--
1.5.5.144.g3e42

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Next message: Harvey Harrison: "[PATCH-mm 06/15] mmc: Use get/put_unaligned_* helpers"
Previous message: Harvey Harrison: "[PATCH-mm 05/15] radio: Use get/put_unaligned_* helpers"
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