From d45a1618eb4fe2b9d7ca1ef5b95df2e0ca158119 Mon Sep 17 00:00:00 2001 From: Felix Fietkau Date: Thu, 10 Oct 2013 14:31:22 +0000 Subject: ath9k: add some cleanups and minor fixes Signed-off-by: Felix Fietkau SVN-Revision: 38354 --- .../patches/512-ath9k_channelbw_debugfs.patch | 113 ++++++++++++--------- 1 file changed, 65 insertions(+), 48 deletions(-) (limited to 'package/kernel/mac80211/patches/512-ath9k_channelbw_debugfs.patch') diff --git a/package/kernel/mac80211/patches/512-ath9k_channelbw_debugfs.patch b/package/kernel/mac80211/patches/512-ath9k_channelbw_debugfs.patch index c805e2aa2e..dce5860731 100644 --- a/package/kernel/mac80211/patches/512-ath9k_channelbw_debugfs.patch +++ b/package/kernel/mac80211/patches/512-ath9k_channelbw_debugfs.patch @@ -1,16 +1,6 @@ ---- a/drivers/net/wireless/ath/ath9k/ath9k.h -+++ b/drivers/net/wireless/ath/ath9k/ath9k.h -@@ -701,6 +701,7 @@ struct ath_softc { - struct ieee80211_hw *hw; - struct device *dev; - -+ u32 chan_bw; - struct survey_info *cur_survey; - struct survey_info survey[ATH9K_NUM_CHANNELS]; - --- a/drivers/net/wireless/ath/ath9k/debug.c +++ b/drivers/net/wireless/ath/ath9k/debug.c -@@ -1918,6 +1918,50 @@ static const struct file_operations fops +@@ -1918,6 +1918,52 @@ static const struct file_operations fops .owner = THIS_MODULE }; @@ -19,10 +9,11 @@ + size_t count, loff_t *ppos) +{ + struct ath_softc *sc = file->private_data; ++ struct ath_common *common = ath9k_hw_common(sc->sc_ah); + char buf[32]; + unsigned int len; + -+ len = sprintf(buf, "0x%08x\n", sc->chan_bw); ++ len = sprintf(buf, "0x%08x\n", common->chan_bw); + return simple_read_from_buffer(user_buf, count, ppos, buf, len); +} + @@ -30,6 +21,7 @@ + size_t count, loff_t *ppos) +{ + struct ath_softc *sc = file->private_data; ++ struct ath_common *common = ath9k_hw_common(sc->sc_ah); + unsigned long chan_bw; + char buf[32]; + ssize_t len; @@ -42,7 +34,7 @@ + if (kstrtoul(buf, 0, &chan_bw)) + return -EINVAL; + -+ sc->chan_bw = chan_bw; ++ common->chan_bw = chan_bw; + if (!test_bit(SC_OP_INVALID, &sc->sc_flags)) + ath9k_ops.config(sc->hw, IEEE80211_CONF_CHANGE_CHANNEL); + @@ -61,7 +53,7 @@ int ath9k_init_debug(struct ath_hw *ah) { struct ath_common *common = ath9k_hw_common(ah); -@@ -1937,6 +1981,8 @@ int ath9k_init_debug(struct ath_hw *ah) +@@ -1937,6 +1983,8 @@ int ath9k_init_debug(struct ath_hw *ah) debugfs_create_file("eeprom", S_IRUSR, sc->debug.debugfs_phy, sc, &fops_eeprom); @@ -70,41 +62,66 @@ debugfs_create_file("dma", S_IRUSR, sc->debug.debugfs_phy, sc, &fops_dma); debugfs_create_file("interrupt", S_IRUSR, sc->debug.debugfs_phy, sc, ---- a/drivers/net/wireless/ath/ath9k/main.c -+++ b/drivers/net/wireless/ath/ath9k/main.c -@@ -1199,8 +1199,10 @@ static int ath9k_config(struct ieee80211 +--- a/drivers/net/wireless/ath/ath.h ++++ b/drivers/net/wireless/ath/ath.h +@@ -129,6 +129,7 @@ struct ath_common { + struct ieee80211_hw *hw; + int debug_mask; + enum ath_device_state state; ++ u32 chan_bw; - if ((changed & IEEE80211_CONF_CHANGE_CHANNEL) || reset_channel) { - struct ieee80211_channel *curchan = hw->conf.chandef.chan; -+ struct ath9k_channel *hchan; - int pos = curchan->hw_value; - int old_pos = -1; -+ u32 oldflags; - unsigned long flags; + struct ath_ani ani; - if (ah->curchan) -@@ -1237,7 +1239,23 @@ static int ath9k_config(struct ieee80211 - memset(&sc->survey[pos], 0, sizeof(struct survey_info)); - } +--- a/drivers/net/wireless/ath/ath9k/common.c ++++ b/drivers/net/wireless/ath/ath9k/common.c +@@ -52,11 +52,13 @@ EXPORT_SYMBOL(ath9k_cmn_get_hw_crypto_ke + /* + * Update internal channel flags. + */ +-static void ath9k_cmn_update_ichannel(struct ath9k_channel *ichan, ++static void ath9k_cmn_update_ichannel(struct ath_common *common, ++ struct ath9k_channel *ichan, + struct cfg80211_chan_def *chandef) + { + struct ieee80211_channel *chan = chandef->chan; + u16 flags = 0; ++ int width; + + ichan->channel = chan->center_freq; + ichan->chan = chan; +@@ -64,7 +66,19 @@ static void ath9k_cmn_update_ichannel(st + if (chan->band == IEEE80211_BAND_5GHZ) + flags |= CHANNEL_5GHZ; -- if (ath_set_channel(sc, hw, &sc->sc_ah->channels[pos]) < 0) { -+ hchan = &sc->sc_ah->channels[pos]; -+ oldflags = hchan->channelFlags; -+ switch (sc->chan_bw) { -+ case 5: -+ hchan->channelFlags &= ~CHANNEL_HALF; -+ hchan->channelFlags |= CHANNEL_QUARTER; -+ break; -+ case 10: -+ hchan->channelFlags &= ~CHANNEL_QUARTER; -+ hchan->channelFlags |= CHANNEL_HALF; -+ break; -+ default: -+ hchan->channelFlags &= ~(CHANNEL_HALF | CHANNEL_QUARTER); -+ break; -+ } +- switch (chandef->width) { ++ switch (common->chan_bw) { ++ case 5: ++ width = NL80211_CHAN_WIDTH_5; ++ break; ++ case 10: ++ width = NL80211_CHAN_WIDTH_10; ++ break; ++ default: ++ width = chandef->width; ++ break; ++ } + -+ if (ath_set_channel(sc, hw, hchan) < 0) { - ath_err(common, "Unable to set channel\n"); - mutex_unlock(&sc->mutex); - ath9k_ps_restore(sc); ++ switch (width) { + case NL80211_CHAN_WIDTH_5: + flags |= CHANNEL_QUARTER; + break; +@@ -97,12 +111,13 @@ struct ath9k_channel *ath9k_cmn_get_chan + struct cfg80211_chan_def *chandef) + { + struct ieee80211_channel *curchan = chandef->chan; ++ struct ath_common *common = ath9k_hw_common(ah); + struct ath9k_channel *channel; + u8 chan_idx; + + chan_idx = curchan->hw_value; + channel = &ah->channels[chan_idx]; +- ath9k_cmn_update_ichannel(channel, chandef); ++ ath9k_cmn_update_ichannel(common, channel, chandef); + + return channel; + } -- cgit v1.2.3