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authorRafał Miłecki <zajec5@gmail.com>2011-06-29 00:56:49 +0200
committerJohn W. Linville <linville@tuxdriver.com>2011-06-29 21:11:06 +0200
commita5f377fb9c9758b248773c5b8b1a20d4e7e2c982 (patch)
tree34299657497a31203d02cfc74b8fe7146c9baba8 /drivers/net/wireless/b43/phy_ht.c
parentath9k_htc: Add device ID for Sony UWA-BR100 (diff)
downloadlinux-a5f377fb9c9758b248773c5b8b1a20d4e7e2c982.tar.xz
linux-a5f377fb9c9758b248773c5b8b1a20d4e7e2c982.zip
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/phy_ht.c')
-rw-r--r--drivers/net/wireless/b43/phy_ht.c50
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);
}