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author | John Crispin <john@openwrt.org> | 2013-06-21 16:54:37 +0000 |
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committer | John Crispin <john@openwrt.org> | 2013-06-21 16:54:37 +0000 |
commit | 4ebf19b48fafc8d94e14e4ba779969613b241a6a (patch) | |
tree | 9918f890a8915023b49ea30948beb5d048c333fa /package/kernel/mac80211/patches/512-ath9k_channelbw_debugfs.patch | |
parent | 44b1688e6c7b4f16f7165fbd560e1183aef69090 (diff) | |
download | mtk-20170518-4ebf19b48fafc8d94e14e4ba779969613b241a6a.zip mtk-20170518-4ebf19b48fafc8d94e14e4ba779969613b241a6a.tar.gz mtk-20170518-4ebf19b48fafc8d94e14e4ba779969613b241a6a.tar.bz2 |
packages: clean up the package folder
Signed-off-by: John Crispin <blogic@openwrt.org>
SVN-Revision: 37007
Diffstat (limited to 'package/kernel/mac80211/patches/512-ath9k_channelbw_debugfs.patch')
-rw-r--r-- | package/kernel/mac80211/patches/512-ath9k_channelbw_debugfs.patch | 128 |
1 files changed, 128 insertions, 0 deletions
diff --git a/package/kernel/mac80211/patches/512-ath9k_channelbw_debugfs.patch b/package/kernel/mac80211/patches/512-ath9k_channelbw_debugfs.patch new file mode 100644 index 0000000..ef87a35 --- /dev/null +++ b/package/kernel/mac80211/patches/512-ath9k_channelbw_debugfs.patch @@ -0,0 +1,128 @@ +--- a/drivers/net/wireless/ath/ath9k/ath9k.h ++++ b/drivers/net/wireless/ath/ath9k/ath9k.h +@@ -696,6 +696,7 @@ 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]; + +@@ -899,6 +900,7 @@ struct fft_sample_ht20 { + u8 data[SPECTRAL_HT20_NUM_BINS]; + } __packed; + ++int ath9k_config(struct ieee80211_hw *hw, u32 changed); + void ath9k_tasklet(unsigned long data); + int ath_cabq_update(struct ath_softc *); + +--- a/drivers/net/wireless/ath/ath9k/debug.c ++++ b/drivers/net/wireless/ath/ath9k/debug.c +@@ -1782,6 +1782,50 @@ static const struct file_operations fops + .owner = THIS_MODULE + }; + ++ ++static ssize_t read_file_chan_bw(struct file *file, char __user *user_buf, ++ size_t count, loff_t *ppos) ++{ ++ struct ath_softc *sc = file->private_data; ++ char buf[32]; ++ unsigned int len; ++ ++ len = sprintf(buf, "0x%08x\n", sc->chan_bw); ++ return simple_read_from_buffer(user_buf, count, ppos, buf, len); ++} ++ ++static ssize_t write_file_chan_bw(struct file *file, const char __user *user_buf, ++ size_t count, loff_t *ppos) ++{ ++ struct ath_softc *sc = file->private_data; ++ unsigned long chan_bw; ++ char buf[32]; ++ ssize_t len; ++ ++ len = min(count, sizeof(buf) - 1); ++ if (copy_from_user(buf, user_buf, len)) ++ return -EFAULT; ++ ++ buf[len] = '\0'; ++ if (strict_strtoul(buf, 0, &chan_bw)) ++ return -EINVAL; ++ ++ sc->chan_bw = chan_bw; ++ if (!test_bit(SC_OP_INVALID, &sc->sc_flags)) ++ ath9k_config(sc->hw, IEEE80211_CONF_CHANGE_CHANNEL); ++ ++ return count; ++} ++ ++static const struct file_operations fops_chanbw = { ++ .read = read_file_chan_bw, ++ .write = write_file_chan_bw, ++ .open = simple_open, ++ .owner = THIS_MODULE, ++ .llseek = default_llseek, ++}; ++ ++ + int ath9k_init_debug(struct ath_hw *ah) + { + struct ath_common *common = ath9k_hw_common(ah); +@@ -1801,6 +1845,8 @@ int ath9k_init_debug(struct ath_hw *ah) + + debugfs_create_file("eeprom", S_IRUSR, sc->debug.debugfs_phy, sc, + &fops_eeprom); ++ debugfs_create_file("chanbw", S_IRUSR | S_IWUSR, sc->debug.debugfs_phy, ++ sc, &fops_chanbw); + 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 +@@ -1139,7 +1139,7 @@ int ath9k_spectral_scan_config(struct ie + return 0; + } + +-static int ath9k_config(struct ieee80211_hw *hw, u32 changed) ++int ath9k_config(struct ieee80211_hw *hw, u32 changed) + { + struct ath_softc *sc = hw->priv; + struct ath_hw *ah = sc->sc_ah; +@@ -1195,9 +1195,11 @@ static int ath9k_config(struct ieee80211 + struct ieee80211_channel *curchan = hw->conf.chandef.chan; + enum nl80211_channel_type channel_type = + cfg80211_get_chandef_type(&conf->chandef); ++ struct ath9k_channel *hchan; + int pos = curchan->hw_value; + int old_pos = -1; + unsigned long flags; ++ u32 oldflags; + + if (ah->curchan) + old_pos = ah->curchan - &ah->channels[0]; +@@ -1233,7 +1235,23 @@ static int ath9k_config(struct ieee80211 + memset(&sc->survey[pos], 0, sizeof(struct survey_info)); + } + +- 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; ++ } ++ ++ if (ath_set_channel(sc, hw, hchan) < 0) { + ath_err(common, "Unable to set channel\n"); + mutex_unlock(&sc->mutex); + ath9k_ps_restore(sc); |