diff options
| author | Ivo van Doorn <ivdoorn@gmail.com> | 2009-05-05 19:46:08 +0200 |
|---|---|---|
| committer | John W. Linville <linville@tuxdriver.com> | 2009-05-06 15:15:04 -0400 |
| commit | 358623c22c9fd837b3b1b444377037f72553dc9f (patch) | |
| tree | fcf4b4838edde6924157473086e8b7130f120ebd /drivers | |
| parent | 6cfe62cd58da862db04d4eb61f218f65b0cedbb3 (diff) | |
rt2x00: Simplify rt2x00_check_rev
rt2x00_check_rev() was too specific for rt2500usb and rt73usb,
by adding the mask argument (instead of hardcoding it into
the function itself) we can use the function in rt2800usb as
well.
v2: Fix revision mask for rt2800usb
Signed-off-by: Ivo van Doorn <IvDoorn@gmail.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/net/wireless/rt2x00/rt2500usb.c | 2 | ||||
| -rw-r--r-- | drivers/net/wireless/rt2x00/rt2800usb.c | 7 | ||||
| -rw-r--r-- | drivers/net/wireless/rt2x00/rt2x00.h | 7 | ||||
| -rw-r--r-- | drivers/net/wireless/rt2x00/rt73usb.c | 3 |
4 files changed, 10 insertions, 9 deletions
diff --git a/drivers/net/wireless/rt2x00/rt2500usb.c b/drivers/net/wireless/rt2x00/rt2500usb.c index 08e88333b0f..1debb88bc60 100644 --- a/drivers/net/wireless/rt2x00/rt2500usb.c +++ b/drivers/net/wireless/rt2x00/rt2500usb.c @@ -1559,7 +1559,7 @@ static int rt2500usb_init_eeprom(struct rt2x00_dev *rt2x00dev) rt2500usb_register_read(rt2x00dev, MAC_CSR0, ®); rt2x00_set_chip(rt2x00dev, RT2570, value, reg); - if (!rt2x00_check_rev(&rt2x00dev->chip, 0)) { + if (!rt2x00_check_rev(&rt2x00dev->chip, 0x000ffff0, 0)) { ERROR(rt2x00dev, "Invalid RT chipset detected.\n"); return -ENODEV; } diff --git a/drivers/net/wireless/rt2x00/rt2800usb.c b/drivers/net/wireless/rt2x00/rt2800usb.c index cf4a97f32ab..257bfb5483c 100644 --- a/drivers/net/wireless/rt2x00/rt2800usb.c +++ b/drivers/net/wireless/rt2x00/rt2800usb.c @@ -2348,9 +2348,10 @@ static int rt2800usb_init_eeprom(struct rt2x00_dev *rt2x00dev) * The check for rt2860 is not a typo, some rt2870 hardware * identifies itself as rt2860 in the CSR register. */ - if ((rt2x00_get_field32(reg, MAC_CSR0_ASIC_VER) != 0x2860) && - (rt2x00_get_field32(reg, MAC_CSR0_ASIC_VER) != 0x2870) && - (rt2x00_get_field32(reg, MAC_CSR0_ASIC_VER) != 0x3070)) { + if (!rt2x00_check_rev(&rt2x00dev->chip, 0xfff00000, 0x28600000) && + !rt2x00_check_rev(&rt2x00dev->chip, 0xfff00000, 0x28700000) && + !rt2x00_check_rev(&rt2x00dev->chip, 0xfff00000, 0x28800000) && + !rt2x00_check_rev(&rt2x00dev->chip, 0xffff0000, 0x30700000)) { ERROR(rt2x00dev, "Invalid RT chipset detected.\n"); return -ENODEV; } diff --git a/drivers/net/wireless/rt2x00/rt2x00.h b/drivers/net/wireless/rt2x00/rt2x00.h index 8d933ee3058..419b1b9f998 100644 --- a/drivers/net/wireless/rt2x00/rt2x00.h +++ b/drivers/net/wireless/rt2x00/rt2x00.h @@ -915,11 +915,10 @@ static inline u32 rt2x00_rev(const struct rt2x00_chip *chipset) return chipset->rev; } -static inline u16 rt2x00_check_rev(const struct rt2x00_chip *chipset, - const u32 rev) +static inline bool rt2x00_check_rev(const struct rt2x00_chip *chipset, + const u32 mask, const u32 rev) { - return (((chipset->rev & 0xffff0) == rev) && - !!(chipset->rev & 0x0000f)); + return ((chipset->rev & mask) == rev); } /** diff --git a/drivers/net/wireless/rt2x00/rt73usb.c b/drivers/net/wireless/rt2x00/rt73usb.c index 6bd28a6bcef..d10af3687a8 100644 --- a/drivers/net/wireless/rt2x00/rt73usb.c +++ b/drivers/net/wireless/rt2x00/rt73usb.c @@ -1846,7 +1846,8 @@ static int rt73usb_init_eeprom(struct rt2x00_dev *rt2x00dev) rt2x00usb_register_read(rt2x00dev, MAC_CSR0, ®); rt2x00_set_chip(rt2x00dev, RT2571, value, reg); - if (!rt2x00_check_rev(&rt2x00dev->chip, 0x25730)) { + if (!rt2x00_check_rev(&rt2x00dev->chip, 0x000ffff0, 0x25730) || + !rt2x00_check_rev(&rt2x00dev->chip, 0x0000000f, 0)) { ERROR(rt2x00dev, "Invalid RT chipset detected.\n"); return -ENODEV; } |