mirror of
https://github.com/openwrt/openwrt.git
synced 2024-12-29 10:08:59 +00:00
90 lines
3.0 KiB
Diff
90 lines
3.0 KiB
Diff
--- a/drivers/net/wireless/ath/ath5k/desc.c
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+++ b/drivers/net/wireless/ath/ath5k/desc.c
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@@ -184,6 +184,7 @@ static int ath5k_hw_setup_4word_tx_desc(
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{
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struct ath5k_hw_4w_tx_ctl *tx_ctl;
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unsigned int frame_len;
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+ u32 txctl0 = 0, txctl1 = 0, txctl2 = 0, txctl3 = 0;
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tx_ctl = &desc->ud.ds_tx5212.tx_ctl;
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@@ -209,7 +210,8 @@ static int ath5k_hw_setup_4word_tx_desc(
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tx_power = AR5K_TUNE_MAX_TXPOWER;
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/* Clear descriptor */
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- memset(&desc->ud.ds_tx5212, 0, sizeof(struct ath5k_hw_5212_tx_desc));
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+ memset(&desc->ud.ds_tx5212.tx_stat, 0,
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+ sizeof(desc->ud.ds_tx5212.tx_stat));
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/* Setup control descriptor */
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@@ -221,7 +223,7 @@ static int ath5k_hw_setup_4word_tx_desc(
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if (frame_len & ~AR5K_4W_TX_DESC_CTL0_FRAME_LEN)
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return -EINVAL;
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- tx_ctl->tx_control_0 = frame_len & AR5K_4W_TX_DESC_CTL0_FRAME_LEN;
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+ txctl0 = frame_len & AR5K_4W_TX_DESC_CTL0_FRAME_LEN;
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/* Verify and set buffer length */
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@@ -232,21 +234,17 @@ static int ath5k_hw_setup_4word_tx_desc(
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if (pkt_len & ~AR5K_4W_TX_DESC_CTL1_BUF_LEN)
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return -EINVAL;
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- tx_ctl->tx_control_1 = pkt_len & AR5K_4W_TX_DESC_CTL1_BUF_LEN;
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+ txctl1 = pkt_len & AR5K_4W_TX_DESC_CTL1_BUF_LEN;
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- tx_ctl->tx_control_0 |=
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- AR5K_REG_SM(tx_power, AR5K_4W_TX_DESC_CTL0_XMIT_POWER) |
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- AR5K_REG_SM(antenna_mode, AR5K_4W_TX_DESC_CTL0_ANT_MODE_XMIT);
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- tx_ctl->tx_control_1 |= AR5K_REG_SM(type,
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- AR5K_4W_TX_DESC_CTL1_FRAME_TYPE);
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- tx_ctl->tx_control_2 = AR5K_REG_SM(tx_tries0,
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- AR5K_4W_TX_DESC_CTL2_XMIT_TRIES0);
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- tx_ctl->tx_control_3 = tx_rate0 & AR5K_4W_TX_DESC_CTL3_XMIT_RATE0;
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+ txctl0 |= AR5K_REG_SM(tx_power, AR5K_4W_TX_DESC_CTL0_XMIT_POWER) |
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+ AR5K_REG_SM(antenna_mode, AR5K_4W_TX_DESC_CTL0_ANT_MODE_XMIT);
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+ txctl1 |= AR5K_REG_SM(type, AR5K_4W_TX_DESC_CTL1_FRAME_TYPE);
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+ txctl2 = AR5K_REG_SM(tx_tries0, AR5K_4W_TX_DESC_CTL2_XMIT_TRIES0);
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+ txctl3 = tx_rate0 & AR5K_4W_TX_DESC_CTL3_XMIT_RATE0;
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#define _TX_FLAGS(_c, _flag) \
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if (flags & AR5K_TXDESC_##_flag) { \
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- tx_ctl->tx_control_##_c |= \
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- AR5K_4W_TX_DESC_CTL##_c##_##_flag; \
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+ txctl##_c |= AR5K_4W_TX_DESC_CTL##_c##_##_flag; \
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}
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_TX_FLAGS(0, CLRDMASK);
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@@ -262,8 +260,8 @@ static int ath5k_hw_setup_4word_tx_desc(
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* WEP crap
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*/
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if (key_index != AR5K_TXKEYIX_INVALID) {
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- tx_ctl->tx_control_0 |= AR5K_4W_TX_DESC_CTL0_ENCRYPT_KEY_VALID;
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- tx_ctl->tx_control_1 |= AR5K_REG_SM(key_index,
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+ txctl0 |= AR5K_4W_TX_DESC_CTL0_ENCRYPT_KEY_VALID;
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+ txctl1 |= AR5K_REG_SM(key_index,
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AR5K_4W_TX_DESC_CTL1_ENCRYPT_KEY_IDX);
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}
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@@ -274,12 +272,16 @@ static int ath5k_hw_setup_4word_tx_desc(
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if ((flags & AR5K_TXDESC_RTSENA) &&
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(flags & AR5K_TXDESC_CTSENA))
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return -EINVAL;
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- tx_ctl->tx_control_2 |= rtscts_duration &
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- AR5K_4W_TX_DESC_CTL2_RTS_DURATION;
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- tx_ctl->tx_control_3 |= AR5K_REG_SM(rtscts_rate,
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+ txctl2 |= rtscts_duration & AR5K_4W_TX_DESC_CTL2_RTS_DURATION;
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+ txctl3 |= AR5K_REG_SM(rtscts_rate,
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AR5K_4W_TX_DESC_CTL3_RTS_CTS_RATE);
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}
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+ tx_ctl->tx_control_0 = txctl0;
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+ tx_ctl->tx_control_1 = txctl1;
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+ tx_ctl->tx_control_2 = txctl2;
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+ tx_ctl->tx_control_3 = txctl3;
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+
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return 0;
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}
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