diff options
Diffstat (limited to 'package/kernel/mac80211/patches/657-0035-rtl8xxxu-Implement-rtl8xxxu_fill_txdesc_v3-for-8188e.patch')
| -rw-r--r-- | package/kernel/mac80211/patches/657-0035-rtl8xxxu-Implement-rtl8xxxu_fill_txdesc_v3-for-8188e.patch | 128 |
1 files changed, 128 insertions, 0 deletions
diff --git a/package/kernel/mac80211/patches/657-0035-rtl8xxxu-Implement-rtl8xxxu_fill_txdesc_v3-for-8188e.patch b/package/kernel/mac80211/patches/657-0035-rtl8xxxu-Implement-rtl8xxxu_fill_txdesc_v3-for-8188e.patch new file mode 100644 index 0000000000..1d3e5732b1 --- /dev/null +++ b/package/kernel/mac80211/patches/657-0035-rtl8xxxu-Implement-rtl8xxxu_fill_txdesc_v3-for-8188e.patch @@ -0,0 +1,128 @@ +From efbb5e6fb69239791deaeec71c7b92998658fe89 Mon Sep 17 00:00:00 2001 +From: Jes Sorensen <Jes.Sorensen@redhat.com> +Date: Tue, 26 Jul 2016 14:01:14 -0400 +Subject: [PATCH] rtl8xxxu: Implement rtl8xxxu_fill_txdesc_v3() for 8188eu + +Getting closer but still no cigar. + +Signed-off-by: Jes Sorensen <Jes.Sorensen@redhat.com> +--- + drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu.h | 10 ++++ + .../net/wireless/realtek/rtl8xxxu/rtl8xxxu_8188e.c | 1 + + .../net/wireless/realtek/rtl8xxxu/rtl8xxxu_core.c | 62 ++++++++++++++++++++++ + 3 files changed, 73 insertions(+) + +--- a/drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu.h ++++ b/drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu.h +@@ -510,6 +510,8 @@ struct rtl8xxxu_txdesc40 { + #define TXDESC_AMPDU_DENSITY_SHIFT 20 + #define TXDESC40_BT_INT BIT(23) + #define TXDESC40_GID_SHIFT 24 ++#define TXDESC_ANTENNA_SELECT_A BIT(24) ++#define TXDESC_ANTENNA_SELECT_B BIT(25) + + /* Word 3 */ + #define TXDESC40_USE_DRIVER_RATE BIT(8) +@@ -554,6 +556,10 @@ struct rtl8xxxu_txdesc40 { + + /* Word 6 */ + #define TXDESC_MAX_AGG_SHIFT 11 ++#define TXDESC_USB_TX_AGG_SHIT 24 ++ ++/* Word 7 */ ++#define TXDESC_ANTENNA_SELECT_C BIT(29) + + /* Word 8 */ + #define TXDESC40_HW_SEQ_ENABLE BIT(15) +@@ -1485,6 +1491,10 @@ void rtl8xxxu_fill_txdesc_v2(struct ieee + struct rtl8xxxu_txdesc32 *tx_desc32, u32 rate, + u16 rate_flag, bool sgi, bool short_preamble, + bool ampdu_enable); ++void rtl8xxxu_fill_txdesc_v3(struct ieee80211_hdr *hdr, ++ struct rtl8xxxu_txdesc32 *tx_desc32, u32 rate, ++ u16 rate_flag, bool sgi, bool short_preamble, ++ bool ampdu_enable); + + extern struct rtl8xxxu_fileops rtl8188eu_fops; + extern struct rtl8xxxu_fileops rtl8192cu_fops; +--- a/drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu_8188e.c ++++ b/drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu_8188e.c +@@ -1217,6 +1217,7 @@ struct rtl8xxxu_fileops rtl8188eu_fops = + .set_tx_power = rtl8188e_set_tx_power, + .update_rate_mask = rtl8xxxu_gen2_update_rate_mask, + .report_connect = rtl8xxxu_gen2_report_connect, ++ .fill_txdesc = rtl8xxxu_fill_txdesc_v3, + .writeN_block_size = 128, + .rx_desc_size = sizeof(struct rtl8xxxu_rxdesc16), + .tx_desc_size = sizeof(struct rtl8xxxu_txdesc32), +--- a/drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu_core.c ++++ b/drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu_core.c +@@ -4888,6 +4888,68 @@ rtl8xxxu_fill_txdesc_v2(struct ieee80211 + } + } + ++/* ++ * Fill in v3 (gen1) specific TX descriptor bits. ++ * This format is a hybrid between the v1 and v2 formats, only seen ++ * on 8188eu devices so far. ++ */ ++void ++rtl8xxxu_fill_txdesc_v3(struct ieee80211_hdr *hdr, ++ struct rtl8xxxu_txdesc32 *tx_desc, u32 rate, ++ u16 rate_flag, bool sgi, bool short_preamble, ++ bool ampdu_enable) ++{ ++ u16 seq_number; ++ ++ seq_number = IEEE80211_SEQ_TO_SN(le16_to_cpu(hdr->seq_ctrl)); ++ ++ tx_desc->txdw5 = cpu_to_le32(rate); ++ ++ /* ++ * Data/RTS rate FB limit ++ */ ++ if (ieee80211_is_data(hdr->frame_control)) ++ tx_desc->txdw5 |= cpu_to_le32(0x0001ff00); ++ ++ tx_desc->txdw3 = cpu_to_le32((u32)seq_number << TXDESC32_SEQ_SHIFT); ++ ++ if (ampdu_enable) ++ tx_desc->txdw2 |= cpu_to_le32(TXDESC40_AGG_ENABLE); ++ else ++ tx_desc->txdw2 |= cpu_to_le32(TXDESC40_AGG_BREAK); ++ ++ if (ieee80211_is_mgmt(hdr->frame_control)) { ++ tx_desc->txdw5 = cpu_to_le32(rate); ++ tx_desc->txdw4 |= cpu_to_le32(TXDESC32_USE_DRIVER_RATE); ++ tx_desc->txdw5 |= cpu_to_le32(6 << TXDESC32_RETRY_LIMIT_SHIFT); ++ tx_desc->txdw5 |= cpu_to_le32(TXDESC32_RETRY_LIMIT_ENABLE); ++ } ++ ++ if (ieee80211_is_data_qos(hdr->frame_control)) ++ tx_desc->txdw4 |= cpu_to_le32(TXDESC32_QOS); ++ ++ if (short_preamble) ++ tx_desc->txdw4 |= cpu_to_le32(TXDESC32_SHORT_PREAMBLE); ++ ++ if (sgi) ++ tx_desc->txdw5 |= cpu_to_le32(TXDESC32_SHORT_GI); ++ ++ 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 << ++ TXDESC32_RTS_RATE_SHIFT); ++ tx_desc->txdw4 |= cpu_to_le32(TXDESC32_RTS_CTS_ENABLE); ++ tx_desc->txdw4 |= cpu_to_le32(TXDESC32_HW_RTS_ENABLE); ++ } ++ ++ tx_desc->txdw2 |= cpu_to_le32(TXDESC_ANTENNA_SELECT_A | ++ TXDESC_ANTENNA_SELECT_B); ++ tx_desc->txdw7 |= cpu_to_le32(TXDESC_ANTENNA_SELECT_C); ++} ++ + static void rtl8xxxu_tx(struct ieee80211_hw *hw, + struct ieee80211_tx_control *control, + struct sk_buff *skb) |