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b43: HT-PHY: store TX power state before disabling it 

Signed-off-by: Rafał Miłecki <zajec5@gmail.com>
This commit is contained in:
Rafał Miłecki 2013-03-17 19:49:08 +01:00
parent fc6ab1e0c0
commit 418e8b6805
1 changed files with 6 additions and 4 deletions
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10
drivers/net/wireless/b43/phy_ht.c
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@ -497,15 +497,17 @@ static void b43_phy_ht_tx_power_ctl(struct b43_wldev *dev, bool enable)
static const u16 cmd_regs[3] = { B43_PHY_HT_TXPCTL_CMD_C1,
B43_PHY_HT_TXPCTL_CMD_C2,
B43_PHY_HT_TXPCTL_CMD_C3 };
static const u16 status_regs[3] = { B43_PHY_HT_TX_PCTL_STATUS_C1,
B43_PHY_HT_TX_PCTL_STATUS_C2,
B43_PHY_HT_TX_PCTL_STATUS_C3 };
int i;
if (!enable) {
if (b43_phy_read(dev, B43_PHY_HT_TXPCTL_CMD_C1) & en_bits) {
/* We disable enabled TX pwr ctl, save it's state */
/*
* TODO: find the registers. On N-PHY they were 0x1ed
* and 0x1ee, we need 3 such a registers for HT-PHY
*/
for (i = 0; i < 3; i++)
phy_ht->tx_pwr_idx[i] =
b43_phy_read(dev, status_regs[i]);
}
b43_phy_mask(dev, B43_PHY_HT_TXPCTL_CMD_C1, ~en_bits);
} else {