From a3cc10cba77c7a13e95d9403f1cc20748d1f78f8 Mon Sep 17 00:00:00 2001 From: Felix Fietkau Date: Thu, 10 Oct 2013 21:10:45 +0000 Subject: [PATCH] ath9k: fix rx issues introduced in my last commit (fixes #14307) Signed-off-by: Felix Fietkau SVN-Revision: 38362 --- .../mac80211/patches/300-pending_work.patch | 117 ++++++++++++++++-- .../410-ath9k_allow_adhoc_and_ap.patch | 2 +- .../patches/501-ath9k-eeprom_endianess.patch | 2 +- .../mac80211/patches/502-ath9k_ahb_init.patch | 2 +- .../patches/530-ath9k_extra_leds.patch | 2 +- ...w-to-disable-bands-via-platform-data.patch | 2 +- 6 files changed, 114 insertions(+), 13 deletions(-) diff --git a/package/kernel/mac80211/patches/300-pending_work.patch b/package/kernel/mac80211/patches/300-pending_work.patch index 28f6a5bfa01c..94b3076c2ef2 100644 --- a/package/kernel/mac80211/patches/300-pending_work.patch +++ b/package/kernel/mac80211/patches/300-pending_work.patch @@ -5299,7 +5299,108 @@ bool is_ath9k_unloaded; /* We use the hw_value as an index into our private channel structure */ -@@ -429,7 +429,6 @@ static int ath9k_init_queues(struct ath_ +@@ -339,7 +339,6 @@ int ath_descdma_setup(struct ath_softc * + { + struct ath_common *common = ath9k_hw_common(sc->sc_ah); + u8 *ds; +- struct ath_buf *bf; + int i, bsize, desc_len; + + ath_dbg(common, CONFIG, "%s DMA: %u buffers %u desc/buf\n", +@@ -391,33 +390,68 @@ int ath_descdma_setup(struct ath_softc * + ito64(dd->dd_desc_paddr), /*XXX*/(u32) dd->dd_desc_len); + + /* allocate buffers */ +- bsize = sizeof(struct ath_buf) * nbuf; +- bf = devm_kzalloc(sc->dev, bsize, GFP_KERNEL); +- if (!bf) +- return -ENOMEM; ++ if (is_tx) { ++ struct ath_buf *bf; ++ ++ bsize = sizeof(struct ath_buf) * nbuf; ++ bf = devm_kzalloc(sc->dev, bsize, GFP_KERNEL); ++ if (!bf) ++ return -ENOMEM; ++ ++ for (i = 0; i < nbuf; i++, bf++, ds += (desc_len * ndesc)) { ++ bf->bf_desc = ds; ++ bf->bf_daddr = DS2PHYS(dd, ds); ++ ++ if (!(sc->sc_ah->caps.hw_caps & ++ ATH9K_HW_CAP_4KB_SPLITTRANS)) { ++ /* ++ * Skip descriptor addresses which can cause 4KB ++ * boundary crossing (addr + length) with a 32 dword ++ * descriptor fetch. ++ */ ++ while (ATH_DESC_4KB_BOUND_CHECK(bf->bf_daddr)) { ++ BUG_ON((caddr_t) bf->bf_desc >= ++ ((caddr_t) dd->dd_desc + ++ dd->dd_desc_len)); ++ ++ ds += (desc_len * ndesc); ++ bf->bf_desc = ds; ++ bf->bf_daddr = DS2PHYS(dd, ds); ++ } ++ } ++ list_add_tail(&bf->list, head); ++ } ++ } else { ++ struct ath_rxbuf *bf; + +- for (i = 0; i < nbuf; i++, bf++, ds += (desc_len * ndesc)) { +- bf->bf_desc = ds; +- bf->bf_daddr = DS2PHYS(dd, ds); +- +- if (!(sc->sc_ah->caps.hw_caps & +- ATH9K_HW_CAP_4KB_SPLITTRANS)) { +- /* +- * Skip descriptor addresses which can cause 4KB +- * boundary crossing (addr + length) with a 32 dword +- * descriptor fetch. +- */ +- while (ATH_DESC_4KB_BOUND_CHECK(bf->bf_daddr)) { +- BUG_ON((caddr_t) bf->bf_desc >= +- ((caddr_t) dd->dd_desc + +- dd->dd_desc_len)); +- +- ds += (desc_len * ndesc); +- bf->bf_desc = ds; +- bf->bf_daddr = DS2PHYS(dd, ds); ++ bsize = sizeof(struct ath_buf) * nbuf; ++ bf = devm_kzalloc(sc->dev, bsize, GFP_KERNEL); ++ if (!bf) ++ return -ENOMEM; ++ ++ for (i = 0; i < nbuf; i++, bf++, ds += (desc_len * ndesc)) { ++ bf->bf_desc = ds; ++ bf->bf_daddr = DS2PHYS(dd, ds); ++ ++ if (!(sc->sc_ah->caps.hw_caps & ++ ATH9K_HW_CAP_4KB_SPLITTRANS)) { ++ /* ++ * Skip descriptor addresses which can cause 4KB ++ * boundary crossing (addr + length) with a 32 dword ++ * descriptor fetch. ++ */ ++ while (ATH_DESC_4KB_BOUND_CHECK(bf->bf_daddr)) { ++ BUG_ON((caddr_t) bf->bf_desc >= ++ ((caddr_t) dd->dd_desc + ++ dd->dd_desc_len)); ++ ++ ds += (desc_len * ndesc); ++ bf->bf_desc = ds; ++ bf->bf_daddr = DS2PHYS(dd, ds); ++ } + } ++ list_add_tail(&bf->list, head); + } +- list_add_tail(&bf->list, head); + } + return 0; + } +@@ -429,7 +463,6 @@ static int ath9k_init_queues(struct ath_ sc->beacon.beaconq = ath9k_hw_beaconq_setup(sc->sc_ah); sc->beacon.cabq = ath_txq_setup(sc, ATH9K_TX_QUEUE_CAB, 0); @@ -5307,7 +5408,7 @@ ath_cabq_update(sc); sc->tx.uapsdq = ath_txq_setup(sc, ATH9K_TX_QUEUE_UAPSD, 0); -@@ -516,6 +515,7 @@ static void ath9k_init_misc(struct ath_s +@@ -516,6 +549,7 @@ static void ath9k_init_misc(struct ath_s static void ath9k_init_platform(struct ath_softc *sc) { struct ath_hw *ah = sc->sc_ah; @@ -5315,7 +5416,7 @@ struct ath_common *common = ath9k_hw_common(ah); if (common->bus_ops->ath_bus_type != ATH_PCI) -@@ -525,12 +525,27 @@ static void ath9k_init_platform(struct a +@@ -525,12 +559,27 @@ static void ath9k_init_platform(struct a ATH9K_PCI_CUS230)) { ah->config.xlna_gpio = 9; ah->config.xatten_margin_cfg = true; @@ -5344,7 +5445,7 @@ } } -@@ -584,6 +599,7 @@ static int ath9k_init_softc(u16 devid, s +@@ -584,6 +633,7 @@ static int ath9k_init_softc(u16 devid, s { struct ath9k_platform_data *pdata = sc->dev->platform_data; struct ath_hw *ah = NULL; @@ -5352,7 +5453,7 @@ struct ath_common *common; int ret = 0, i; int csz = 0; -@@ -600,6 +616,7 @@ static int ath9k_init_softc(u16 devid, s +@@ -600,6 +650,7 @@ static int ath9k_init_softc(u16 devid, s ah->reg_ops.rmw = ath9k_reg_rmw; atomic_set(&ah->intr_ref_cnt, -1); sc->sc_ah = ah; @@ -5360,7 +5461,7 @@ sc->dfs_detector = dfs_pattern_detector_init(ah, NL80211_DFS_UNSET); -@@ -631,11 +648,15 @@ static int ath9k_init_softc(u16 devid, s +@@ -631,11 +682,15 @@ static int ath9k_init_softc(u16 devid, s ath9k_init_platform(sc); /* @@ -5380,7 +5481,7 @@ spin_lock_init(&common->cc_lock); -@@ -710,13 +731,15 @@ static void ath9k_init_band_txpower(stru +@@ -710,13 +765,15 @@ static void ath9k_init_band_txpower(stru struct ieee80211_supported_band *sband; struct ieee80211_channel *chan; struct ath_hw *ah = sc->sc_ah; @@ -5397,7 +5498,7 @@ ath9k_hw_set_txpowerlimit(ah, MAX_RATE_POWER, true); } } -@@ -802,7 +825,8 @@ void ath9k_set_hw_capab(struct ath_softc +@@ -802,7 +859,8 @@ void ath9k_set_hw_capab(struct ath_softc IEEE80211_HW_PS_NULLFUNC_STACK | IEEE80211_HW_SPECTRUM_MGMT | IEEE80211_HW_REPORTS_TX_ACK_STATUS | diff --git a/package/kernel/mac80211/patches/410-ath9k_allow_adhoc_and_ap.patch b/package/kernel/mac80211/patches/410-ath9k_allow_adhoc_and_ap.patch index c0a1a211cf90..e65292b34046 100644 --- a/package/kernel/mac80211/patches/410-ath9k_allow_adhoc_and_ap.patch +++ b/package/kernel/mac80211/patches/410-ath9k_allow_adhoc_and_ap.patch @@ -1,6 +1,6 @@ --- a/drivers/net/wireless/ath/ath9k/init.c +++ b/drivers/net/wireless/ath/ath9k/init.c -@@ -778,6 +778,7 @@ static const struct ieee80211_iface_limi +@@ -812,6 +812,7 @@ static const struct ieee80211_iface_limi #endif BIT(NL80211_IFTYPE_AP) | BIT(NL80211_IFTYPE_P2P_GO) }, diff --git a/package/kernel/mac80211/patches/501-ath9k-eeprom_endianess.patch b/package/kernel/mac80211/patches/501-ath9k-eeprom_endianess.patch index a65698b20d98..9588649457c4 100644 --- a/package/kernel/mac80211/patches/501-ath9k-eeprom_endianess.patch +++ b/package/kernel/mac80211/patches/501-ath9k-eeprom_endianess.patch @@ -81,7 +81,7 @@ struct ath_ops reg_ops; --- a/drivers/net/wireless/ath/ath9k/init.c +++ b/drivers/net/wireless/ath/ath9k/init.c -@@ -630,6 +630,8 @@ static int ath9k_init_softc(u16 devid, s +@@ -664,6 +664,8 @@ static int ath9k_init_softc(u16 devid, s ah->is_clk_25mhz = pdata->is_clk_25mhz; ah->get_mac_revision = pdata->get_mac_revision; ah->external_reset = pdata->external_reset; diff --git a/package/kernel/mac80211/patches/502-ath9k_ahb_init.patch b/package/kernel/mac80211/patches/502-ath9k_ahb_init.patch index 8a710fd7b05e..e951ec76f6ce 100644 --- a/package/kernel/mac80211/patches/502-ath9k_ahb_init.patch +++ b/package/kernel/mac80211/patches/502-ath9k_ahb_init.patch @@ -1,6 +1,6 @@ --- a/drivers/net/wireless/ath/ath9k/init.c +++ b/drivers/net/wireless/ath/ath9k/init.c -@@ -1035,23 +1035,23 @@ static int __init ath9k_init(void) +@@ -1069,23 +1069,23 @@ static int __init ath9k_init(void) goto err_out; } diff --git a/package/kernel/mac80211/patches/530-ath9k_extra_leds.patch b/package/kernel/mac80211/patches/530-ath9k_extra_leds.patch index 8891b86a47ed..78b6cd79d498 100644 --- a/package/kernel/mac80211/patches/530-ath9k_extra_leds.patch +++ b/package/kernel/mac80211/patches/530-ath9k_extra_leds.patch @@ -162,7 +162,7 @@ void ath_fill_led_pin(struct ath_softc *sc) --- a/drivers/net/wireless/ath/ath9k/init.c +++ b/drivers/net/wireless/ath/ath9k/init.c -@@ -942,7 +942,7 @@ int ath9k_init_device(u16 devid, struct +@@ -976,7 +976,7 @@ int ath9k_init_device(u16 devid, struct #ifdef CPTCFG_MAC80211_LEDS /* must be initialized before ieee80211_register_hw */ diff --git a/package/kernel/mac80211/patches/543-ath9k-allow-to-disable-bands-via-platform-data.patch b/package/kernel/mac80211/patches/543-ath9k-allow-to-disable-bands-via-platform-data.patch index ae5d5483f33d..621caf71c28c 100644 --- a/package/kernel/mac80211/patches/543-ath9k-allow-to-disable-bands-via-platform-data.patch +++ b/package/kernel/mac80211/patches/543-ath9k-allow-to-disable-bands-via-platform-data.patch @@ -59,7 +59,7 @@ }; --- a/drivers/net/wireless/ath/ath9k/init.c +++ b/drivers/net/wireless/ath/ath9k/init.c -@@ -630,6 +630,8 @@ static int ath9k_init_softc(u16 devid, s +@@ -664,6 +664,8 @@ static int ath9k_init_softc(u16 devid, s ah->is_clk_25mhz = pdata->is_clk_25mhz; ah->get_mac_revision = pdata->get_mac_revision; ah->external_reset = pdata->external_reset; -- 2.30.2