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authorRafał Miłecki <zajec5@gmail.com>2012-01-03 22:49:17 +0100
committerJohn W. Linville <linville@tuxdriver.com>2012-01-24 14:06:05 -0500
commitaeab57517cb7995626a60e8d1817fe95e5c07f42 (patch)
tree24b62fe209b840617834c78e0e8eca047a37dd51 /drivers/net/wireless/b43/phy_n.c
parentd3fd8bf77affcbf80bb8297d177e17ad0b61abc8 (diff)
b43: N-PHY: add helper for getting gain table
Also move the code to tables file. 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_n.c')
-rw-r--r--drivers/net/wireless/b43/phy_n.c81
1 files changed, 6 insertions, 75 deletions
diff --git a/drivers/net/wireless/b43/phy_n.c b/drivers/net/wireless/b43/phy_n.c
index fbbdbdad101..d5d02aed9db 100644
--- a/drivers/net/wireless/b43/phy_n.c
+++ b/drivers/net/wireless/b43/phy_n.c
@@ -85,24 +85,6 @@ static inline bool b43_nphy_ipa(struct b43_wldev *dev)
(dev->phy.n->ipa5g_on && band == IEEE80211_BAND_5GHZ));
}
-/* http://bcm-v4.sipsolutions.net/802.11/PHY/N/GetIpaGainTbl */
-static const u32 *b43_nphy_get_ipa_gain_table(struct b43_wldev *dev)
-{
- if (b43_current_band(dev->wl) == IEEE80211_BAND_2GHZ) {
- if (dev->phy.rev >= 6) {
- if (dev->dev->chip_id == 47162)
- return txpwrctrl_tx_gain_ipa_rev5;
- return txpwrctrl_tx_gain_ipa_rev6;
- } else if (dev->phy.rev >= 5) {
- return txpwrctrl_tx_gain_ipa_rev5;
- } else {
- return txpwrctrl_tx_gain_ipa;
- }
- } else {
- return txpwrctrl_tx_gain_ipa_5g;
- }
-}
-
/**************************************************
* RF (just without b43_nphy_rf_control_intc_override)
**************************************************/
@@ -2229,27 +2211,12 @@ static void b43_nphy_tx_power_fix(struct b43_wldev *dev)
*/
for (i = 0; i < 2; i++) {
- if (dev->phy.rev >= 3) {
- if (b43_nphy_ipa(dev)) {
- txgain = *(b43_nphy_get_ipa_gain_table(dev) +
- txpi[i]);
- } else if (b43_current_band(dev->wl) ==
- IEEE80211_BAND_5GHZ) {
- /* FIXME: use 5GHz tables */
- txgain =
- b43_ntab_tx_gain_rev3plus_2ghz[txpi[i]];
- } else {
- if (dev->phy.rev >= 5 &&
- sprom->fem.ghz5.extpa_gain == 3)
- ; /* FIXME: 5GHz_txgain_HiPwrEPA */
- txgain =
- b43_ntab_tx_gain_rev3plus_2ghz[txpi[i]];
- }
+ txgain = *(b43_nphy_get_tx_gain_table(dev) + txpi[i]);
+
+ if (dev->phy.rev >= 3)
radio_gain = (txgain >> 16) & 0x1FFFF;
- } else {
- txgain = b43_ntab_tx_gain_rev0_1_2[txpi[i]];
+ else
radio_gain = (txgain >> 16) & 0x1FFF;
- }
if (dev->phy.rev >= 7)
dac_gain = (txgain >> 8) & 0x7;
@@ -2647,24 +2614,7 @@ static void b43_nphy_tx_gain_table_upload(struct b43_wldev *dev)
int i;
#endif
- if (phy->rev >= 3) {
- if (b43_nphy_ipa(dev)) {
- table = b43_nphy_get_ipa_gain_table(dev);
- } else {
- if (b43_current_band(dev->wl) == IEEE80211_BAND_5GHZ) {
- if (phy->rev == 3)
- table = b43_ntab_tx_gain_rev3_5ghz;
- if (phy->rev == 4)
- table = b43_ntab_tx_gain_rev4_5ghz;
- else
- table = b43_ntab_tx_gain_rev5plus_5ghz;
- } else {
- table = b43_ntab_tx_gain_rev3plus_2ghz;
- }
- }
- } else {
- table = b43_ntab_tx_gain_rev0_1_2;
- }
+ table = b43_nphy_get_tx_gain_table(dev);
b43_ntab_write_bulk(dev, B43_NTAB32(26, 192), 128, table);
b43_ntab_write_bulk(dev, B43_NTAB32(27, 192), 128, table);
@@ -3354,32 +3304,13 @@ static struct nphy_txgains b43_nphy_get_tx_gains(struct b43_wldev *dev)
B43_NPHY_TXPCTL_STAT_BIDX_SHIFT;
for (i = 0; i < 2; ++i) {
+ table = b43_nphy_get_tx_gain_table(dev);
if (dev->phy.rev >= 3) {
- enum ieee80211_band band =
- b43_current_band(dev->wl);
-
- if (b43_nphy_ipa(dev)) {
- table = b43_nphy_get_ipa_gain_table(dev);
- } else {
- if (band == IEEE80211_BAND_5GHZ) {
- if (dev->phy.rev == 3)
- table = b43_ntab_tx_gain_rev3_5ghz;
- else if (dev->phy.rev == 4)
- table = b43_ntab_tx_gain_rev4_5ghz;
- else
- table = b43_ntab_tx_gain_rev5plus_5ghz;
- } else {
- table = b43_ntab_tx_gain_rev3plus_2ghz;
- }
- }
-
target.ipa[i] = (table[index[i]] >> 16) & 0xF;
target.pad[i] = (table[index[i]] >> 20) & 0xF;
target.pga[i] = (table[index[i]] >> 24) & 0xF;
target.txgm[i] = (table[index[i]] >> 28) & 0xF;
} else {
- table = b43_ntab_tx_gain_rev0_1_2;
-
target.ipa[i] = (table[index[i]] >> 16) & 0x3;
target.pad[i] = (table[index[i]] >> 18) & 0x3;
target.pga[i] = (table[index[i]] >> 20) & 0x7;