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-rw-r--r--package/mac80211/patches/561-ath9k_streams_init.patch72
-rw-r--r--package/mac80211/patches/562-ath9k_4ms_limit_table.patch67
-rw-r--r--package/mac80211/patches/563-ath9k_bits_per_symbol.patch64
-rw-r--r--package/mac80211/patches/564-ath9k_mcs_mask_fix.patch11
4 files changed, 214 insertions, 0 deletions
diff --git a/package/mac80211/patches/561-ath9k_streams_init.patch b/package/mac80211/patches/561-ath9k_streams_init.patch
new file mode 100644
index 0000000000..822846661f
--- /dev/null
+++ b/package/mac80211/patches/561-ath9k_streams_init.patch
@@ -0,0 +1,72 @@
+--- a/drivers/net/wireless/ath/ath9k/init.c
++++ b/drivers/net/wireless/ath/ath9k/init.c
+@@ -176,6 +176,18 @@ static const struct ath_ops ath9k_common
+ .write = ath9k_iowrite32,
+ };
+
++static int count_streams(unsigned int chainmask, int max)
++{
++ int streams = 0;
++
++ do {
++ if (++streams == max)
++ break;
++ } while ((chainmask = chainmask & (chainmask - 1)));
++
++ return streams;
++}
++
+ /**************************/
+ /* Initialization */
+ /**************************/
+@@ -183,8 +195,10 @@ static const struct ath_ops ath9k_common
+ static void setup_ht_cap(struct ath_softc *sc,
+ struct ieee80211_sta_ht_cap *ht_info)
+ {
+- struct ath_common *common = ath9k_hw_common(sc->sc_ah);
++ struct ath_hw *ah = sc->sc_ah;
++ struct ath_common *common = ath9k_hw_common(ah);
+ u8 tx_streams, rx_streams;
++ int i, max_streams;
+
+ ht_info->ht_supported = true;
+ ht_info->cap = IEEE80211_HT_CAP_SUP_WIDTH_20_40 |
+@@ -198,25 +212,28 @@ static void setup_ht_cap(struct ath_soft
+ ht_info->ampdu_factor = IEEE80211_HT_MAX_AMPDU_64K;
+ ht_info->ampdu_density = IEEE80211_HT_MPDU_DENSITY_8;
+
++ if (AR_SREV_9300_20_OR_LATER(ah))
++ max_streams = 3;
++ else
++ max_streams = 2;
++
+ /* set up supported mcs set */
+ memset(&ht_info->mcs, 0, sizeof(ht_info->mcs));
+- tx_streams = !(common->tx_chainmask & (common->tx_chainmask - 1)) ?
+- 1 : 2;
+- rx_streams = !(common->rx_chainmask & (common->rx_chainmask - 1)) ?
+- 1 : 2;
++ tx_streams = count_streams(common->tx_chainmask, max_streams);
++ rx_streams = count_streams(common->rx_chainmask, max_streams);
++
++ ath_print(common, ATH_DBG_CONFIG,
++ "TX streams %d, RX streams: %d\n",
++ tx_streams, rx_streams);
+
+ if (tx_streams != rx_streams) {
+- ath_print(common, ATH_DBG_CONFIG,
+- "TX streams %d, RX streams: %d\n",
+- tx_streams, rx_streams);
+ ht_info->mcs.tx_params |= IEEE80211_HT_MCS_TX_RX_DIFF;
+ ht_info->mcs.tx_params |= ((tx_streams - 1) <<
+ IEEE80211_HT_MCS_TX_MAX_STREAMS_SHIFT);
+ }
+
+- ht_info->mcs.rx_mask[0] = 0xff;
+- if (rx_streams >= 2)
+- ht_info->mcs.rx_mask[1] = 0xff;
++ for (i = 0; i < rx_streams; i++)
++ ht_info->mcs.rx_mask[i] = 0xff;
+
+ ht_info->mcs.tx_params |= IEEE80211_HT_MCS_TX_DEFINED;
+ }
diff --git a/package/mac80211/patches/562-ath9k_4ms_limit_table.patch b/package/mac80211/patches/562-ath9k_4ms_limit_table.patch
new file mode 100644
index 0000000000..2eee096a23
--- /dev/null
+++ b/package/mac80211/patches/562-ath9k_4ms_limit_table.patch
@@ -0,0 +1,67 @@
+--- a/drivers/net/wireless/ath/ath9k/xmit.c
++++ b/drivers/net/wireless/ath/ath9k/xmit.c
+@@ -71,24 +71,36 @@ static void ath_tx_rc_status(struct ath_
+ int nbad, int txok, bool update_rc);
+
+ enum {
+- MCS_DEFAULT,
++ MCS_HT20,
++ MCS_HT20_SGI,
+ MCS_HT40,
+ MCS_HT40_SGI,
+ };
+
+-static int ath_max_4ms_framelen[3][16] = {
+- [MCS_DEFAULT] = {
+- 3216, 6434, 9650, 12868, 19304, 25740, 28956, 32180,
+- 6430, 12860, 19300, 25736, 38600, 51472, 57890, 64320,
++static u16 ath_max_4ms_framelen[4][32] = {
++ [MCS_HT20] = {
++ 3212, 6432, 9648, 12864, 19300, 25736, 28952, 32172,
++ 6424, 12852, 19280, 25708, 38568, 51424, 57852, 64280,
++ 9628, 19260, 28896, 38528, 57792, 65532, 65532, 65532,
++ 12828, 25656, 38488, 51320, 65532, 65532, 65532, 65532,
++ },
++ [MCS_HT20_SGI] = {
++ 3572, 7144, 10720, 14296, 21444, 28596, 32172, 35744,
++ 7140, 14284, 21428, 28568, 42856, 57144, 64288, 65532,
++ 10700, 21408, 32112, 42816, 64228, 65532, 65532, 65532,
++ 14256, 28516, 42780, 57040, 65532, 65532, 65532, 65532,
+ },
+ [MCS_HT40] = {
+- 6684, 13368, 20052, 26738, 40104, 53476, 60156, 66840,
+- 13360, 26720, 40080, 53440, 80160, 106880, 120240, 133600,
++ 6680, 13360, 20044, 26724, 40092, 53456, 60140, 65532,
++ 13348, 26700, 40052, 53400, 65532, 65532, 65532, 65532,
++ 20004, 40008, 60016, 65532, 65532, 65532, 65532, 65532,
++ 26644, 53292, 65532, 65532, 65532, 65532, 65532, 65532,
+ },
+ [MCS_HT40_SGI] = {
+- /* TODO: Only MCS 7 and 15 updated, recalculate the rest */
+- 6684, 13368, 20052, 26738, 40104, 53476, 60156, 74200,
+- 13360, 26720, 40080, 53440, 80160, 106880, 120240, 148400,
++ 7420, 14844, 22272, 29696, 44544, 59396, 65532, 65532,
++ 14832, 29668, 44504, 59340, 65532, 65532, 65532, 65532,
++ 22232, 44464, 65532, 65532, 65532, 65532, 65532, 65532,
++ 29616, 59232, 65532, 65532, 65532, 65532, 65532, 65532,
+ }
+ };
+
+@@ -538,12 +550,13 @@ static u32 ath_lookup_rate(struct ath_so
+ break;
+ }
+
+- if (rates[i].flags & IEEE80211_TX_RC_SHORT_GI)
+- modeidx = MCS_HT40_SGI;
+- else if (rates[i].flags & IEEE80211_TX_RC_40_MHZ_WIDTH)
++ if (rates[i].flags & IEEE80211_TX_RC_40_MHZ_WIDTH)
+ modeidx = MCS_HT40;
+ else
+- modeidx = MCS_DEFAULT;
++ modeidx = MCS_HT20;
++
++ if (rates[i].flags & IEEE80211_TX_RC_SHORT_GI)
++ modeidx++;
+
+ frmlen = ath_max_4ms_framelen[modeidx][rates[i].idx];
+ max_4ms_framelen = min(max_4ms_framelen, frmlen);
diff --git a/package/mac80211/patches/563-ath9k_bits_per_symbol.patch b/package/mac80211/patches/563-ath9k_bits_per_symbol.patch
new file mode 100644
index 0000000000..d842e404d2
--- /dev/null
+++ b/package/mac80211/patches/563-ath9k_bits_per_symbol.patch
@@ -0,0 +1,64 @@
+--- a/drivers/net/wireless/ath/ath9k/xmit.c
++++ b/drivers/net/wireless/ath/ath9k/xmit.c
+@@ -34,7 +34,7 @@
+
+ #define OFDM_SIFS_TIME 16
+
+-static u32 bits_per_symbol[][2] = {
++static u16 bits_per_symbol[][2] = {
+ /* 20MHz 40MHz */
+ { 26, 54 }, /* 0: BPSK */
+ { 52, 108 }, /* 1: QPSK 1/2 */
+@@ -44,14 +44,6 @@ static u32 bits_per_symbol[][2] = {
+ { 208, 432 }, /* 5: 64-QAM 2/3 */
+ { 234, 486 }, /* 6: 64-QAM 3/4 */
+ { 260, 540 }, /* 7: 64-QAM 5/6 */
+- { 52, 108 }, /* 8: BPSK */
+- { 104, 216 }, /* 9: QPSK 1/2 */
+- { 156, 324 }, /* 10: QPSK 3/4 */
+- { 208, 432 }, /* 11: 16-QAM 1/2 */
+- { 312, 648 }, /* 12: 16-QAM 3/4 */
+- { 416, 864 }, /* 13: 64-QAM 2/3 */
+- { 468, 972 }, /* 14: 64-QAM 3/4 */
+- { 520, 1080 }, /* 15: 64-QAM 5/6 */
+ };
+
+ #define IS_HT_RATE(_rate) ((_rate) & 0x80)
+@@ -601,7 +593,7 @@ static int ath_compute_num_delims(struct
+ u32 nsymbits, nsymbols;
+ u16 minlen;
+ u8 flags, rix;
+- int width, half_gi, ndelim, mindelim;
++ int width, streams, half_gi, ndelim, mindelim;
+
+ /* Select standard number of delimiters based on frame length alone */
+ ndelim = ATH_AGGR_GET_NDELIM(frmlen);
+@@ -641,7 +633,8 @@ static int ath_compute_num_delims(struct
+ if (nsymbols == 0)
+ nsymbols = 1;
+
+- nsymbits = bits_per_symbol[rix][width];
++ streams = HT_RC_2_STREAMS(rix);
++ nsymbits = bits_per_symbol[rix % 8][width] * streams;
+ minlen = (nsymbols * nsymbits) / BITS_PER_BYTE;
+
+ if (frmlen < minlen) {
+@@ -1533,8 +1526,9 @@ static u32 ath_pkt_duration(struct ath_s
+ pktlen = bf_isaggr(bf) ? bf->bf_al : bf->bf_frmlen;
+
+ /* find number of symbols: PLCP + data */
++ streams = HT_RC_2_STREAMS(rix);
+ nbits = (pktlen << 3) + OFDM_PLCP_BITS;
+- nsymbits = bits_per_symbol[rix][width];
++ nsymbits = bits_per_symbol[rix % 8][width] * streams;
+ nsymbols = (nbits + nsymbits - 1) / nsymbits;
+
+ if (!half_gi)
+@@ -1543,7 +1537,6 @@ static u32 ath_pkt_duration(struct ath_s
+ duration = SYMBOL_TIME_HALFGI(nsymbols);
+
+ /* addup duration for legacy/ht training and signal fields */
+- streams = HT_RC_2_STREAMS(rix);
+ duration += L_STF + L_LTF + L_SIG + HT_SIG + HT_STF + HT_LTF(streams);
+
+ return duration;
diff --git a/package/mac80211/patches/564-ath9k_mcs_mask_fix.patch b/package/mac80211/patches/564-ath9k_mcs_mask_fix.patch
new file mode 100644
index 0000000000..4d0ac2de1b
--- /dev/null
+++ b/package/mac80211/patches/564-ath9k_mcs_mask_fix.patch
@@ -0,0 +1,11 @@
+--- a/drivers/net/wireless/ath/ath9k/xmit.c
++++ b/drivers/net/wireless/ath/ath9k/xmit.c
+@@ -19,7 +19,7 @@
+
+ #define BITS_PER_BYTE 8
+ #define OFDM_PLCP_BITS 22
+-#define HT_RC_2_MCS(_rc) ((_rc) & 0x0f)
++#define HT_RC_2_MCS(_rc) ((_rc) & 0x1f)
+ #define HT_RC_2_STREAMS(_rc) ((((_rc) & 0x78) >> 3) + 1)
+ #define L_STF 8
+ #define L_LTF 8
generated by cgit v1.2.3 (git 2.25.1) at 2024-12-29 10:48:46 +0000