From: Michal Kazior <michal.kazior@tieto.com> To: <ath10k@lists.infradead.org> Cc: <linux-wireless@vger.kernel.org>, Michal Kazior <michal.kazior@tieto.com> Subject: [PATCH 3/3] ath10k: fix rts/fragmentation threshold setup Date: Thu, 18 Jul 2013 08:33:13 +0200 [thread overview] Message-ID: <1374129193-3533-4-git-send-email-michal.kazior@tieto.com> (raw) In-Reply-To: <1374129193-3533-1-git-send-email-michal.kazior@tieto.com> If RTS and fragmentation threshold values are 0xFFFFFFFF they should be considered disabled and no min/max limits must be applied. This fixes some issues with throughput issues, especially with VHT. Signed-off-by: Michal Kazior <michal.kazior@tieto.com> --- drivers/net/wireless/ath/ath10k/mac.c | 54 +++++++++++++++++---------------- 1 file changed, 28 insertions(+), 26 deletions(-) diff --git a/drivers/net/wireless/ath/ath10k/mac.c b/drivers/net/wireless/ath/ath10k/mac.c index 3d0f876..019c6b8 100644 --- a/drivers/net/wireless/ath/ath10k/mac.c +++ b/drivers/net/wireless/ath/ath10k/mac.c @@ -331,6 +331,29 @@ static int ath10k_peer_create(struct ath10k *ar, u32 vdev_id, const u8 *addr) return 0; } +static int ath10k_mac_set_rts(struct ath10k_vif *arvif, u32 value) +{ + if (value != 0xFFFFFFFF) + value = min_t(u32, arvif->ar->hw->wiphy->rts_threshold, + ATH10K_RTS_MAX); + + return ath10k_wmi_vdev_set_param(arvif->ar, arvif->vdev_id, + WMI_VDEV_PARAM_RTS_THRESHOLD, + value); +} + +static int ath10k_mac_set_frag(struct ath10k_vif *arvif, u32 value) +{ + if (value != 0xFFFFFFFF) + value = clamp_t(u32, arvif->ar->hw->wiphy->frag_threshold, + ATH10K_FRAGMT_THRESHOLD_MIN, + ATH10K_FRAGMT_THRESHOLD_MAX); + + return ath10k_wmi_vdev_set_param(arvif->ar, arvif->vdev_id, + WMI_VDEV_PARAM_FRAGMENTATION_THRESHOLD, + value); +} + static int ath10k_peer_delete(struct ath10k *ar, u32 vdev_id, const u8 *addr) { int ret; @@ -1803,7 +1826,7 @@ static int ath10k_add_interface(struct ieee80211_hw *hw, struct ath10k_vif *arvif = ath10k_vif_to_arvif(vif); enum wmi_sta_powersave_param param; int ret = 0; - u32 value, rts, frag; + u32 value; int bit; mutex_lock(&ar->conf_mutex); @@ -1906,20 +1929,12 @@ static int ath10k_add_interface(struct ieee80211_hw *hw, ath10k_warn("Failed to set PSPOLL count: %d\n", ret); } - rts = min_t(u32, ar->hw->wiphy->rts_threshold, ATH10K_RTS_MAX); - ret = ath10k_wmi_vdev_set_param(ar, arvif->vdev_id, - WMI_VDEV_PARAM_RTS_THRESHOLD, - rts); + ret = ath10k_mac_set_rts(arvif, ar->hw->wiphy->rts_threshold); if (ret) ath10k_warn("failed to set rts threshold for vdev %d (%d)\n", arvif->vdev_id, ret); - frag = clamp_t(u32, ar->hw->wiphy->frag_threshold, - ATH10K_FRAGMT_THRESHOLD_MIN, - ATH10K_FRAGMT_THRESHOLD_MAX); - ret = ath10k_wmi_vdev_set_param(ar, arvif->vdev_id, - WMI_VDEV_PARAM_FRAGMENTATION_THRESHOLD, - frag); + ret = ath10k_mac_set_frag(arvif, ar->hw->wiphy->frag_threshold); if (ret) ath10k_warn("failed to set frag threshold for vdev %d (%d)\n", arvif->vdev_id, ret); @@ -2627,11 +2642,7 @@ static void ath10k_set_rts_iter(void *data, u8 *mac, struct ieee80211_vif *vif) lockdep_assert_held(&arvif->ar->conf_mutex); - rts = min_t(u32, rts, ATH10K_RTS_MAX); - - ar_iter->ret = ath10k_wmi_vdev_set_param(ar_iter->ar, arvif->vdev_id, - WMI_VDEV_PARAM_RTS_THRESHOLD, - rts); + ar_iter->ret = ath10k_mac_set_rts(arvif, rts); if (ar_iter->ret) ath10k_warn("Failed to set RTS threshold for VDEV: %d\n", arvif->vdev_id); @@ -2663,19 +2674,10 @@ static void ath10k_set_frag_iter(void *data, u8 *mac, struct ieee80211_vif *vif) struct ath10k_generic_iter *ar_iter = data; struct ath10k_vif *arvif = ath10k_vif_to_arvif(vif); u32 frag = ar_iter->ar->hw->wiphy->frag_threshold; - int ret; lockdep_assert_held(&arvif->ar->conf_mutex); - frag = clamp_t(u32, frag, - ATH10K_FRAGMT_THRESHOLD_MIN, - ATH10K_FRAGMT_THRESHOLD_MAX); - - ret = ath10k_wmi_vdev_set_param(ar_iter->ar, arvif->vdev_id, - WMI_VDEV_PARAM_FRAGMENTATION_THRESHOLD, - frag); - - ar_iter->ret = ret; + ar_iter->ret = ath10k_mac_set_frag(arvif, frag); if (ar_iter->ret) ath10k_warn("Failed to set frag threshold for VDEV: %d\n", arvif->vdev_id); -- 1.7.9.5
WARNING: multiple messages have this Message-ID (diff)
From: Michal Kazior <michal.kazior@tieto.com> To: ath10k@lists.infradead.org Cc: linux-wireless@vger.kernel.org, Michal Kazior <michal.kazior@tieto.com> Subject: [PATCH 3/3] ath10k: fix rts/fragmentation threshold setup Date: Thu, 18 Jul 2013 08:33:13 +0200 [thread overview] Message-ID: <1374129193-3533-4-git-send-email-michal.kazior@tieto.com> (raw) In-Reply-To: <1374129193-3533-1-git-send-email-michal.kazior@tieto.com> If RTS and fragmentation threshold values are 0xFFFFFFFF they should be considered disabled and no min/max limits must be applied. This fixes some issues with throughput issues, especially with VHT. Signed-off-by: Michal Kazior <michal.kazior@tieto.com> --- drivers/net/wireless/ath/ath10k/mac.c | 54 +++++++++++++++++---------------- 1 file changed, 28 insertions(+), 26 deletions(-) diff --git a/drivers/net/wireless/ath/ath10k/mac.c b/drivers/net/wireless/ath/ath10k/mac.c index 3d0f876..019c6b8 100644 --- a/drivers/net/wireless/ath/ath10k/mac.c +++ b/drivers/net/wireless/ath/ath10k/mac.c @@ -331,6 +331,29 @@ static int ath10k_peer_create(struct ath10k *ar, u32 vdev_id, const u8 *addr) return 0; } +static int ath10k_mac_set_rts(struct ath10k_vif *arvif, u32 value) +{ + if (value != 0xFFFFFFFF) + value = min_t(u32, arvif->ar->hw->wiphy->rts_threshold, + ATH10K_RTS_MAX); + + return ath10k_wmi_vdev_set_param(arvif->ar, arvif->vdev_id, + WMI_VDEV_PARAM_RTS_THRESHOLD, + value); +} + +static int ath10k_mac_set_frag(struct ath10k_vif *arvif, u32 value) +{ + if (value != 0xFFFFFFFF) + value = clamp_t(u32, arvif->ar->hw->wiphy->frag_threshold, + ATH10K_FRAGMT_THRESHOLD_MIN, + ATH10K_FRAGMT_THRESHOLD_MAX); + + return ath10k_wmi_vdev_set_param(arvif->ar, arvif->vdev_id, + WMI_VDEV_PARAM_FRAGMENTATION_THRESHOLD, + value); +} + static int ath10k_peer_delete(struct ath10k *ar, u32 vdev_id, const u8 *addr) { int ret; @@ -1803,7 +1826,7 @@ static int ath10k_add_interface(struct ieee80211_hw *hw, struct ath10k_vif *arvif = ath10k_vif_to_arvif(vif); enum wmi_sta_powersave_param param; int ret = 0; - u32 value, rts, frag; + u32 value; int bit; mutex_lock(&ar->conf_mutex); @@ -1906,20 +1929,12 @@ static int ath10k_add_interface(struct ieee80211_hw *hw, ath10k_warn("Failed to set PSPOLL count: %d\n", ret); } - rts = min_t(u32, ar->hw->wiphy->rts_threshold, ATH10K_RTS_MAX); - ret = ath10k_wmi_vdev_set_param(ar, arvif->vdev_id, - WMI_VDEV_PARAM_RTS_THRESHOLD, - rts); + ret = ath10k_mac_set_rts(arvif, ar->hw->wiphy->rts_threshold); if (ret) ath10k_warn("failed to set rts threshold for vdev %d (%d)\n", arvif->vdev_id, ret); - frag = clamp_t(u32, ar->hw->wiphy->frag_threshold, - ATH10K_FRAGMT_THRESHOLD_MIN, - ATH10K_FRAGMT_THRESHOLD_MAX); - ret = ath10k_wmi_vdev_set_param(ar, arvif->vdev_id, - WMI_VDEV_PARAM_FRAGMENTATION_THRESHOLD, - frag); + ret = ath10k_mac_set_frag(arvif, ar->hw->wiphy->frag_threshold); if (ret) ath10k_warn("failed to set frag threshold for vdev %d (%d)\n", arvif->vdev_id, ret); @@ -2627,11 +2642,7 @@ static void ath10k_set_rts_iter(void *data, u8 *mac, struct ieee80211_vif *vif) lockdep_assert_held(&arvif->ar->conf_mutex); - rts = min_t(u32, rts, ATH10K_RTS_MAX); - - ar_iter->ret = ath10k_wmi_vdev_set_param(ar_iter->ar, arvif->vdev_id, - WMI_VDEV_PARAM_RTS_THRESHOLD, - rts); + ar_iter->ret = ath10k_mac_set_rts(arvif, rts); if (ar_iter->ret) ath10k_warn("Failed to set RTS threshold for VDEV: %d\n", arvif->vdev_id); @@ -2663,19 +2674,10 @@ static void ath10k_set_frag_iter(void *data, u8 *mac, struct ieee80211_vif *vif) struct ath10k_generic_iter *ar_iter = data; struct ath10k_vif *arvif = ath10k_vif_to_arvif(vif); u32 frag = ar_iter->ar->hw->wiphy->frag_threshold; - int ret; lockdep_assert_held(&arvif->ar->conf_mutex); - frag = clamp_t(u32, frag, - ATH10K_FRAGMT_THRESHOLD_MIN, - ATH10K_FRAGMT_THRESHOLD_MAX); - - ret = ath10k_wmi_vdev_set_param(ar_iter->ar, arvif->vdev_id, - WMI_VDEV_PARAM_FRAGMENTATION_THRESHOLD, - frag); - - ar_iter->ret = ret; + ar_iter->ret = ath10k_mac_set_frag(arvif, frag); if (ar_iter->ret) ath10k_warn("Failed to set frag threshold for VDEV: %d\n", arvif->vdev_id); -- 1.7.9.5 _______________________________________________ ath10k mailing list ath10k@lists.infradead.org http://lists.infradead.org/mailman/listinfo/ath10k
next prev parent reply other threads:[~2013-07-18 6:33 UTC|newest] Thread overview: 34+ messages / expand[flat|nested] mbox.gz Atom feed top 2013-07-18 6:33 [PATCH 0/3] ath10k: fixes Michal Kazior 2013-07-18 6:33 ` Michal Kazior 2013-07-18 6:33 ` [PATCH 1/3] ath10k: prevent HTC from being used after stopping Michal Kazior 2013-07-18 6:33 ` Michal Kazior 2013-07-19 11:04 ` Kalle Valo 2013-07-19 11:04 ` Kalle Valo 2013-07-19 11:08 ` Michal Kazior 2013-07-19 11:08 ` Michal Kazior 2013-07-19 11:44 ` Kalle Valo 2013-07-19 11:44 ` Kalle Valo 2013-07-18 6:33 ` [PATCH 2/3] ath10k: fix memleak in mac setup Michal Kazior 2013-07-18 6:33 ` Michal Kazior 2013-07-18 6:33 ` Michal Kazior [this message] 2013-07-18 6:33 ` [PATCH 3/3] ath10k: fix rts/fragmentation threshold setup Michal Kazior 2013-07-19 11:07 ` [PATCH 0/3] ath10k: fixes Kalle Valo 2013-07-19 11:07 ` Kalle Valo 2013-07-19 11:10 ` Michal Kazior 2013-07-19 11:10 ` Michal Kazior 2013-07-19 11:43 ` Kalle Valo 2013-07-19 11:43 ` Kalle Valo 2013-07-22 12:13 ` [PATCH v2 0/4] " Michal Kazior 2013-07-22 12:13 ` Michal Kazior 2013-07-22 12:13 ` [PATCH v2 1/4] ath10k: prevent HTC from being used after stopping Michal Kazior 2013-07-22 12:13 ` Michal Kazior 2013-07-22 12:13 ` [PATCH v2 2/4] ath10k: don't reset HTC endpoints unnecessarily Michal Kazior 2013-07-22 12:13 ` Michal Kazior 2013-07-23 8:46 ` Kalle Valo 2013-07-23 8:46 ` Kalle Valo 2013-07-22 12:13 ` [PATCH v2 3/4] ath10k: fix memleak in mac setup Michal Kazior 2013-07-22 12:13 ` Michal Kazior 2013-07-22 12:13 ` [PATCH v2 4/4] ath10k: fix rts/fragmentation threshold setup Michal Kazior 2013-07-22 12:13 ` Michal Kazior 2013-07-23 8:47 ` [PATCH v2 0/4] ath10k: fixes Kalle Valo 2013-07-23 8:47 ` Kalle Valo
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