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authorMichael Buesch <mbuesch@freenet.de>2006-02-19 14:09:20 +0100
committerJohn W. Linville <linville@tuxdriver.com>2006-03-27 11:18:36 -0500
commitea0922b067a0863f9a4198740651fd47a22af7f1 (patch)
treeb8632f6842be02a10a3fe52d58aa89663e16c789 /drivers/net/wireless/bcm43xx/bcm43xx_wx.c
parent489423c8d0ba2b4311530502f7b5a331da9a60f9 (diff)
[PATCH] bcm43xx: Move sprom lowlevel reading/writing to its own functions.
Signed-off-by: Michael Buesch <mbuesch@freenet.de> Signed-off-by: John W. Linville <linville@tuxdriver.com>
Diffstat (limited to 'drivers/net/wireless/bcm43xx/bcm43xx_wx.c')
-rw-r--r--drivers/net/wireless/bcm43xx/bcm43xx_wx.c66
1 files changed, 6 insertions, 60 deletions
diff --git a/drivers/net/wireless/bcm43xx/bcm43xx_wx.c b/drivers/net/wireless/bcm43xx/bcm43xx_wx.c
index 4c972cdc0a2..df37d28996c 100644
--- a/drivers/net/wireless/bcm43xx/bcm43xx_wx.c
+++ b/drivers/net/wireless/bcm43xx/bcm43xx_wx.c
@@ -782,7 +782,6 @@ static int hex2sprom(u16 *sprom, const char *dump, unsigned int len)
char tmp[5] = { 0 };
int cnt = 0;
unsigned long parsed;
- u8 crc, expected_crc;
if (len < BCM43xx_SPROM_SIZE * sizeof(u16) * 2)
return -EINVAL;
@@ -793,13 +792,6 @@ static int hex2sprom(u16 *sprom, const char *dump, unsigned int len)
sprom[cnt++] = swab16((u16)parsed);
}
- crc = bcm43xx_sprom_crc(sprom);
- expected_crc = (sprom[BCM43xx_SPROM_VERSION] & 0xFF00) >> 8;
- if (crc != expected_crc) {
- printk(KERN_ERR PFX "SPROM input data: Invalid CRC\n");
- return -EINVAL;
- }
-
return 0;
}
@@ -809,7 +801,7 @@ static int bcm43xx_wx_sprom_read(struct net_device *net_dev,
char *extra)
{
struct bcm43xx_private *bcm = bcm43xx_priv(net_dev);
- int err = -EPERM, i;
+ int err = -EPERM;
u16 *sprom;
unsigned long flags;
@@ -828,13 +820,10 @@ static int bcm43xx_wx_sprom_read(struct net_device *net_dev,
spin_unlock_irqrestore(&bcm->lock, flags);
goto out_kfree;
}
- for (i = 0; i < BCM43xx_SPROM_SIZE; i++)
- sprom[i] = bcm43xx_read16(bcm, BCM43xx_SPROM_BASE + (i * 2));
+ err = bcm43xx_sprom_read(bcm, sprom);
spin_unlock_irqrestore(&bcm->lock, flags);
-
- data->data.length = sprom2hex(sprom, extra);
-
- err = 0;
+ if (!err)
+ data->data.length = sprom2hex(sprom, extra);
out_kfree:
kfree(sprom);
out:
@@ -852,8 +841,6 @@ static int bcm43xx_wx_sprom_write(struct net_device *net_dev,
unsigned long flags;
char *input;
unsigned int len;
- u32 spromctl;
- int i;
if (!capable(CAP_SYS_RAWIO))
goto out;
@@ -878,50 +865,9 @@ static int bcm43xx_wx_sprom_write(struct net_device *net_dev,
spin_lock_irqsave(&bcm->lock, flags);
err = -ENODEV;
- if (!bcm->initialized) {
- spin_unlock_irqrestore(&bcm->lock, flags);
- goto out_kfree;
- }
-
- printk(KERN_INFO PFX "Writing SPROM. Do NOT turn off the power! Please stand by...\n");
- err = bcm43xx_pci_read_config32(bcm, BCM43xx_PCICFG_SPROMCTL, &spromctl);
- if (err) {
- printk(KERN_ERR PFX "Could not access SPROM control register.\n");
- goto out_unlock;
- }
- spromctl |= 0x10; /* SPROM WRITE enable. */
- bcm43xx_pci_write_config32(bcm, BCM43xx_PCICFG_SPROMCTL, spromctl);
- if (err) {
- printk(KERN_ERR PFX "Could not access SPROM control register.\n");
- goto out_unlock;
- }
- /* We must burn lots of CPU cycles here, but that does not
- * really matter as one does not write the SPROM every other minute...
- */
- printk(KERN_INFO PFX "[ 0%%");
- mdelay(500);
- for (i = 0; i < BCM43xx_SPROM_SIZE; i++) {
- if (i == 16)
- printk("25%%");
- else if (i == 32)
- printk("50%%");
- else if (i == 48)
- printk("75%%");
- else if (i % 2)
- printk(".");
- bcm43xx_write16(bcm, BCM43xx_SPROM_BASE + (i * 2), sprom[i]);
- mdelay(20);
- }
- spromctl &= ~0x10; /* SPROM WRITE enable. */
- bcm43xx_pci_write_config32(bcm, BCM43xx_PCICFG_SPROMCTL, spromctl);
- if (err) {
- printk(KERN_ERR PFX "Could not access SPROM control register.\n");
+ if (!bcm->initialized)
goto out_unlock;
- }
- mdelay(500);
- printk("100%% ]\n");
- printk(KERN_INFO PFX "SPROM written.\n");
- err = 0;
+ err = bcm43xx_sprom_write(bcm, sprom);
out_unlock:
spin_unlock_irqrestore(&bcm->lock, flags);
out_kfree: