mirrors/linux-stable
1
0
Fork 0
mirror of https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git synced 2024-09-06 10:57:46 +00:00
Code Issues Releases Wiki Activity

b43: Add LP-PHY read/write phyops

Browse source 
This adds read/write phyops for the LP-PHY and LP-PHY radios.

Signed-off-by: Michael Buesch <mb@bu3sch.de>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
This commit is contained in:
Michael Buesch 2008-08-30 11:49:45 +02:00 committed by John W. Linville
parent e63e436326
commit 0888707f1a
1 changed files with 17 additions and 6 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

23
drivers/net/wireless/b43/phy_lp.c
View file

@ -66,19 +66,29 @@ static void b43_lpphy_op_exit(struct b43_wldev *dev)
static u16 b43_lpphy_op_read(struct b43_wldev *dev, u16 reg) static u16 b43_lpphy_op_read(struct b43_wldev *dev, u16 reg)
{ {
//TODO b43_write16(dev, B43_MMIO_PHY_CONTROL, reg);
return 0; return b43_read16(dev, B43_MMIO_PHY_DATA);
} }
static void b43_lpphy_op_write(struct b43_wldev *dev, u16 reg, u16 value) static void b43_lpphy_op_write(struct b43_wldev *dev, u16 reg, u16 value)
{ {
//TODO b43_write16(dev, B43_MMIO_PHY_CONTROL, reg);
b43_write16(dev, B43_MMIO_PHY_DATA, value);
} }
static u16 b43_lpphy_op_radio_read(struct b43_wldev *dev, u16 reg) static u16 b43_lpphy_op_radio_read(struct b43_wldev *dev, u16 reg)
{ {
//TODO /* Register 1 is a 32-bit register. */
return 0; B43_WARN_ON(reg == 1);
/* LP-PHY needs a special bit set for read access */
if (dev->phy.rev < 2) {
if (reg != 0x4001)
reg |= 0x100;
} else
reg |= 0x200;
b43_write16(dev, B43_MMIO_RADIO_CONTROL, reg);
return b43_read16(dev, B43_MMIO_RADIO_DATA_LOW);
} }
static void b43_lpphy_op_radio_write(struct b43_wldev *dev, u16 reg, u16 value) static void b43_lpphy_op_radio_write(struct b43_wldev *dev, u16 reg, u16 value)
@ -86,7 +96,8 @@ static void b43_lpphy_op_radio_write(struct b43_wldev *dev, u16 reg, u16 value)
/* Register 1 is a 32-bit register. */ /* Register 1 is a 32-bit register. */
B43_WARN_ON(reg == 1); B43_WARN_ON(reg == 1);
//TODO b43_write16(dev, B43_MMIO_RADIO_CONTROL, reg);
b43_write16(dev, B43_MMIO_RADIO_DATA_LOW, value);
} }
static void b43_lpphy_op_software_rfkill(struct b43_wldev *dev, static void b43_lpphy_op_software_rfkill(struct b43_wldev *dev,