Commit ea5a08cf authored by Rafał Miłecki's avatar Rafał Miłecki Committed by John W. Linville
Browse files

b43: HT-PHY: read clip state



We don't know yet when to restore it, implement just reading. We found
out what for are that PHY ops by comparing HT with N code.
Signed-off-by: default avatarRafał Miłecki <zajec5@gmail.com>
Signed-off-by: default avatarJohn W. Linville <linville@tuxdriver.com>
parent c750f795
...@@ -212,6 +212,13 @@ static void b43_phy_ht_force_rf_sequence(struct b43_wldev *dev, u16 rf_seq) ...@@ -212,6 +212,13 @@ static void b43_phy_ht_force_rf_sequence(struct b43_wldev *dev, u16 rf_seq)
b43_phy_write(dev, B43_PHY_HT_RF_SEQ_MODE, save_seq_mode); b43_phy_write(dev, B43_PHY_HT_RF_SEQ_MODE, save_seq_mode);
} }
static void b43_phy_ht_read_clip_detection(struct b43_wldev *dev, u16 *clip_st)
{
clip_st[0] = b43_phy_read(dev, B43_PHY_HT_C1_CLIP1THRES);
clip_st[1] = b43_phy_read(dev, B43_PHY_HT_C2_CLIP1THRES);
clip_st[2] = b43_phy_read(dev, B43_PHY_HT_C3_CLIP1THRES);
}
static void b43_phy_ht_bphy_init(struct b43_wldev *dev) static void b43_phy_ht_bphy_init(struct b43_wldev *dev)
{ {
unsigned int i; unsigned int i;
...@@ -335,6 +342,7 @@ static void b43_phy_ht_op_prepare_structs(struct b43_wldev *dev) ...@@ -335,6 +342,7 @@ static void b43_phy_ht_op_prepare_structs(struct b43_wldev *dev)
static int b43_phy_ht_op_init(struct b43_wldev *dev) static int b43_phy_ht_op_init(struct b43_wldev *dev)
{ {
u16 tmp; u16 tmp;
u16 clip_state[3];
b43_phy_ht_tables_init(dev); b43_phy_ht_tables_init(dev);
...@@ -443,7 +451,8 @@ static int b43_phy_ht_op_init(struct b43_wldev *dev) ...@@ -443,7 +451,8 @@ static int b43_phy_ht_op_init(struct b43_wldev *dev)
/* TODO: PHY op on reg 0xb0 */ /* TODO: PHY op on reg 0xb0 */
/* TODO: PHY ops on regs 0x40e, 0x44e, 0x48e */ /* TODO: Should we restore it? Or store it in global PHY info? */
b43_phy_ht_read_clip_detection(dev, clip_state);
if (b43_current_band(dev->wl) == IEEE80211_BAND_2GHZ) if (b43_current_band(dev->wl) == IEEE80211_BAND_2GHZ)
b43_phy_ht_bphy_init(dev); b43_phy_ht_bphy_init(dev);
......
...@@ -19,6 +19,10 @@ ...@@ -19,6 +19,10 @@
#define B43_PHY_HT_BW5 0x1D2 #define B43_PHY_HT_BW5 0x1D2
#define B43_PHY_HT_BW6 0x1D3 #define B43_PHY_HT_BW6 0x1D3
#define B43_PHY_HT_C1_CLIP1THRES B43_PHY_OFDM(0x00E)
#define B43_PHY_HT_C2_CLIP1THRES B43_PHY_OFDM(0x04E)
#define B43_PHY_HT_C3_CLIP1THRES B43_PHY_OFDM(0x08E)
#define B43_PHY_HT_RF_SEQ_MODE B43_PHY_EXTG(0x000) #define B43_PHY_HT_RF_SEQ_MODE B43_PHY_EXTG(0x000)
#define B43_PHY_HT_RF_SEQ_TRIG B43_PHY_EXTG(0x003) #define B43_PHY_HT_RF_SEQ_TRIG B43_PHY_EXTG(0x003)
#define B43_PHY_HT_RF_SEQ_TRIG_RX2TX 0x0001 /* RX2TX */ #define B43_PHY_HT_RF_SEQ_TRIG_RX2TX 0x0001 /* RX2TX */
......
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