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rtl8723au: Update TX descriptor words 4 and 5 definitions 

TX data words 4 and 5 differ significantly between 32 byte and 40 byte
descriptors.

Signed-off-by: Jes Sorensen <Jes.Sorensen@redhat.com>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
This commit is contained in:
Jes Sorensen 2016-02-29 17:05:33 -05:00 committed by Kalle Valo
parent cc2646d4be
commit 2098bfb5f3
2 changed files with 28 additions and 15 deletions
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11
drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu.c
View File

@ -7076,16 +7076,17 @@ static void rtl8xxxu_tx(struct ieee80211_hw *hw,
}
if (ieee80211_is_mgmt(hdr->frame_control)) {
tx_desc->txdw5 = cpu_to_le32(tx_rate->hw_value);
tx_desc->txdw4 |= cpu_to_le32(TXDESC_USE_DRIVER_RATE);
tx_desc->txdw5 |= cpu_to_le32(6 << TXDESC_RETRY_LIMIT_SHIFT);
tx_desc->txdw5 |= cpu_to_le32(TXDESC_RETRY_LIMIT_ENABLE);
tx_desc->txdw4 |= cpu_to_le32(TXDESC_USE_DRIVER_RATE_8723A);
tx_desc->txdw5 |=
cpu_to_le32(6 << TXDESC_RETRY_LIMIT_SHIFT_8723A);
tx_desc->txdw5 |= cpu_to_le32(TXDESC_RETRY_LIMIT_ENABLE_8723A);
}
if (rate_flag & IEEE80211_TX_RC_USE_RTS_CTS) {
/* Use RTS rate 24M - does the mac80211 tell us which to use? */
tx_desc->txdw4 |= cpu_to_le32(DESC_RATE_24M);
tx_desc->txdw4 |= cpu_to_le32(TXDESC_RTS_CTS_ENABLE);
tx_desc->txdw4 |= cpu_to_le32(TXDESC_HW_RTS_ENABLE);
tx_desc->txdw4 |= cpu_to_le32(TXDESC_RTS_CTS_ENABLE_8723A);
tx_desc->txdw4 |= cpu_to_le32(TXDESC_HW_RTS_ENABLE_8723A);
}
rtl8xxxu_calc_tx_desc_csum(tx_desc);

32
drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu.h
View File

@ -467,17 +467,21 @@ struct rtl8723bu_tx_desc {
#define TXDESC_GID_8723B BIT(24)
/* Word 3 */
#define TXDESC_USE_DRIVER_RATE_8723B BIT(8)
#define TXDESC_CTS_SELF_ENABLE_8723B BIT(11)
#define TXDESC_RTS_CTS_ENABLE_8723B BIT(12)
#define TXDESC_HW_RTS_ENABLE_8723B BIT(13)
#define TXDESC_SEQ_SHIFT_8723A 16
#define TXDESC_SEQ_MASK_8723A 0x0fff0000
/* Word 4 */
#define TXDESC_QOS BIT(6)
#define TXDESC_HW_SEQ_ENABLE BIT(7)
#define TXDESC_USE_DRIVER_RATE BIT(8)
#define TXDESC_HW_SEQ_ENABLE_8723A BIT(7)
#define TXDESC_USE_DRIVER_RATE_8723A BIT(8)
#define TXDESC_DISABLE_DATA_FB BIT(10)
#define TXDESC_CTS_SELF_ENABLE BIT(11)
#define TXDESC_RTS_CTS_ENABLE BIT(12)
#define TXDESC_HW_RTS_ENABLE BIT(13)
#define TXDESC_CTS_SELF_ENABLE_8723A BIT(11)
#define TXDESC_RTS_CTS_ENABLE_8723A BIT(12)
#define TXDESC_HW_RTS_ENABLE_8723A BIT(13)
#define TXDESC_PRIME_CH_OFF_LOWER BIT(20)
#define TXDESC_PRIME_CH_OFF_UPPER BIT(21)
#define TXDESC_SHORT_PREAMBLE BIT(24)
@ -485,19 +489,27 @@ struct rtl8723bu_tx_desc {
#define TXDESC_RTS_DATA_BW BIT(27)
#define TXDESC_RTS_PRIME_CH_OFF_LOWER BIT(28)
#define TXDESC_RTS_PRIME_CH_OFF_UPPER BIT(29)
#define TXDESC_RETRY_LIMIT_ENABLE_8723B BIT(17)
#define TXDESC_RETRY_LIMIT_SHIFT_8723B 18
#define TXDESC_RETRY_LIMIT_MASK_8723B 0x00fc0000
#define TXDESC_RTS_RATE_SHIFT_8723B 24
#define TXDESC_RTS_RATE_MASK_8723B 0x3f000000
/* Word 5 */
#define TXDESC_RTS_RATE_SHIFT 0
#define TXDESC_RTS_RATE_MASK 0x3f
#define TXDESC_RTS_RATE_SHIFT_8723A 0
#define TXDESC_RTS_RATE_MASK_8723A 0x3f
#define TXDESC_SHORT_GI BIT(6)
#define TXDESC_CCX_TAG BIT(7)
#define TXDESC_RETRY_LIMIT_ENABLE BIT(17)
#define TXDESC_RETRY_LIMIT_SHIFT 18
#define TXDESC_RETRY_LIMIT_MASK 0x00fc0000
#define TXDESC_RETRY_LIMIT_ENABLE_8723A BIT(17)
#define TXDESC_RETRY_LIMIT_SHIFT_8723A 18
#define TXDESC_RETRY_LIMIT_MASK_8723A 0x00fc0000
/* Word 6 */
#define TXDESC_MAX_AGG_SHIFT 11
/* Word 8 */
#define TXDESC_HW_SEQ_ENABLE_8723B BIT(15)
/* Word 9 */
#define TXDESC_SEQ_SHIFT_8723B 12
#define TXDESC_SEQ_MASK_8723B 0x00fff000