diff options
| author | Rafał Miłecki <zajec5@gmail.com> | 2011-06-29 02:56:49 +0400 |
|---|---|---|
| committer | John W. Linville <linville@tuxdriver.com> | 2011-06-29 23:11:06 +0400 |
| commit | a5f377fb9c9758b248773c5b8b1a20d4e7e2c982 (patch) | |
| tree | 34299657497a31203d02cfc74b8fe7146c9baba8 /drivers/net/wireless/b43 | |
| parent | 5cf6fa784a979dce59a5c1b7085e59ee130369e8 (diff) | |
| download | linux-a5f377fb9c9758b248773c5b8b1a20d4e7e2c982.tar.xz | |
b43: HT-PHY: correct 0x2059 radio init
Sometimes additional steps are performed while initializing 2059 radio.
We did not find the condition yet, so make it always true for now.
Signed-off-by: Rafał Miłecki <zajec5@gmail.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
Diffstat (limited to 'drivers/net/wireless/b43')
| -rw-r--r-- | drivers/net/wireless/b43/phy_ht.c | 50 |
1 files changed, 49 insertions, 1 deletions
diff --git a/drivers/net/wireless/b43/phy_ht.c b/drivers/net/wireless/b43/phy_ht.c index 69412d1fb655..30b19c61037d 100644 --- a/drivers/net/wireless/b43/phy_ht.c +++ b/drivers/net/wireless/b43/phy_ht.c @@ -86,7 +86,10 @@ static void b43_radio_2059_channel_setup(struct b43_wldev *dev, static void b43_radio_2059_init(struct b43_wldev *dev) { const u16 routing[] = { R2059_SYN, R2059_TXRX0, R2059_RXRX1 }; - u8 i; + const u16 radio_values[3][2] = { + { 0x61, 0xE9 }, { 0x69, 0xD5 }, { 0x73, 0x99 }, + }; + u16 i, j; b43_radio_write(dev, R2059_ALL | 0x51, 0x0070); b43_radio_write(dev, R2059_ALL | 0x5a, 0x0003); @@ -100,6 +103,51 @@ static void b43_radio_2059_init(struct b43_wldev *dev) b43_radio_mask(dev, 0x2e, ~0x0078); b43_radio_mask(dev, 0xc0, ~0x0080); + if (1) { /* FIXME */ + b43_radio_set(dev, R2059_RXRX1 | 0x4, 0x1); + udelay(10); + b43_radio_set(dev, R2059_RXRX1 | 0x0BF, 0x1); + b43_radio_maskset(dev, R2059_RXRX1 | 0x19B, 0x3, 0x2); + + b43_radio_set(dev, R2059_RXRX1 | 0x4, 0x2); + udelay(100); + b43_radio_mask(dev, R2059_RXRX1 | 0x4, ~0x2); + + for (i = 0; i < 10000; i++) { + if (b43_radio_read(dev, R2059_RXRX1 | 0x145) & 1) { + i = 0; + break; + } + udelay(100); + } + if (i) + b43err(dev->wl, "radio 0x945 timeout\n"); + + b43_radio_mask(dev, R2059_RXRX1 | 0x4, ~0x1); + b43_radio_set(dev, 0xa, 0x60); + + for (i = 0; i < 3; i++) { + b43_radio_write(dev, 0x17F, radio_values[i][0]); + b43_radio_write(dev, 0x13D, 0x6E); + b43_radio_write(dev, 0x13E, radio_values[i][1]); + b43_radio_write(dev, 0x13C, 0x55); + + for (j = 0; j < 10000; j++) { + if (b43_radio_read(dev, 0x140) & 2) { + j = 0; + break; + } + udelay(500); + } + if (j) + b43err(dev->wl, "radio 0x140 timeout\n"); + + b43_radio_write(dev, 0x13C, 0x15); + } + + b43_radio_mask(dev, 0x17F, ~0x1); + } + b43_radio_mask(dev, 0x11, 0x0008); } |