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Message-Id: <1386494714-21070-12-git-send-email-pali.rohar@gmail.com>
Date: Sun, 8 Dec 2013 10:25:09 +0100
From: Pali Rohár <pali.rohar@...il.com>
To: Luciano Coelho <luca@...lho.fi>,
"John W. Linville" <linville@...driver.com>
Cc: linux-wireless@...r.kernel.org, netdev@...r.kernel.org,
linux-kernel@...r.kernel.org, freemangordon@....bg,
aaro.koskinen@....fi, pavel@....cz, sre@...g0.de,
joni.lapilainen@...il.com,
Johannes Berg <johannes@...solutions.net>,
Felipe Contreras <felipe.contreras@...il.com>,
David Gnedt <david.gnedt@...izone.at>,
Pali Rohár <pali.rohar@...il.com>
Subject: [PATCH v2 11/16] wl1251: disable retry and ACK policy for injected packets
From: David Gnedt <david.gnedt@...izone.at>
Set the retry limit to 0 and disable the ACK policy for injected packets.
Signed-off-by: David Gnedt <david.gnedt@...izone.at>
Signed-off-by: Pali Rohár <pali.rohar@...il.com>
---
drivers/net/wireless/ti/wl1251/acx.c | 8 +++++++-
drivers/net/wireless/ti/wl1251/tx.c | 7 ++++++-
2 files changed, 13 insertions(+), 2 deletions(-)
diff --git a/drivers/net/wireless/ti/wl1251/acx.c b/drivers/net/wireless/ti/wl1251/acx.c
index f772e62..8f420d0 100644
--- a/drivers/net/wireless/ti/wl1251/acx.c
+++ b/drivers/net/wireless/ti/wl1251/acx.c
@@ -943,12 +943,18 @@ int wl1251_acx_rate_policies(struct wl1251 *wl)
}
/* configure one default (one-size-fits-all) rate class */
- acx->rate_class_cnt = 1;
+ acx->rate_class_cnt = 2;
acx->rate_class[0].enabled_rates = ACX_RATE_MASK_UNSPECIFIED;
acx->rate_class[0].short_retry_limit = ACX_RATE_RETRY_LIMIT;
acx->rate_class[0].long_retry_limit = ACX_RATE_RETRY_LIMIT;
acx->rate_class[0].aflags = 0;
+ /* no-retry rate class */
+ acx->rate_class[1].enabled_rates = ACX_RATE_MASK_UNSPECIFIED;
+ acx->rate_class[1].short_retry_limit = 0;
+ acx->rate_class[1].long_retry_limit = 0;
+ acx->rate_class[1].aflags = 0;
+
ret = wl1251_cmd_configure(wl, ACX_RATE_POLICY, acx, sizeof(*acx));
if (ret < 0) {
wl1251_warning("Setting of rate policies failed: %d", ret);
diff --git a/drivers/net/wireless/ti/wl1251/tx.c b/drivers/net/wireless/ti/wl1251/tx.c
index 216334d..4516180 100644
--- a/drivers/net/wireless/ti/wl1251/tx.c
+++ b/drivers/net/wireless/ti/wl1251/tx.c
@@ -90,8 +90,12 @@ static void wl1251_tx_control(struct tx_double_buffer_desc *tx_hdr,
/* 802.11 packets */
tx_hdr->control.packet_type = 0;
- if (control->flags & IEEE80211_TX_CTL_NO_ACK)
+ /* Also disable retry and ACK policy for injected packets */
+ if ((control->flags & IEEE80211_TX_CTL_NO_ACK) ||
+ (control->flags & IEEE80211_TX_CTL_INJECTED)) {
+ tx_hdr->control.rate_policy = 1;
tx_hdr->control.ack_policy = 1;
+ }
tx_hdr->control.tx_complete = 1;
@@ -422,6 +426,7 @@ static void wl1251_tx_packet_cb(struct wl1251 *wl,
info = IEEE80211_SKB_CB(skb);
if (!(info->flags & IEEE80211_TX_CTL_NO_ACK) &&
+ !(info->flags & IEEE80211_TX_CTL_INJECTED) &&
(result->status == TX_SUCCESS))
info->flags |= IEEE80211_TX_STAT_ACK;
--
1.7.9.5
--
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