openwrt/package/kernel/mac80211/patches/ath9k/512-ath9k_channelbw_debugfs...

192 lines
5.9 KiB
Diff

--- a/drivers/net/wireless/ath/ath9k/debug.c
+++ b/drivers/net/wireless/ath/ath9k/debug.c
@@ -1430,6 +1430,7 @@ int ath9k_init_debug(struct ath_hw *ah)
ath9k_cmn_debug_base_eeprom(sc->debug.debugfs_phy, sc->sc_ah);
ath9k_cmn_debug_modal_eeprom(sc->debug.debugfs_phy, sc->sc_ah);
ath9k_cmn_debug_eeprom(sc->debug.debugfs_phy, sc->sc_ah);
+ ath9k_cmn_debug_chanbw(sc->debug.debugfs_phy, sc->sc_ah);
debugfs_create_u32("gpio_mask", 0600,
sc->debug.debugfs_phy, &sc->sc_ah->gpio_mask);
--- a/drivers/net/wireless/ath/ath.h
+++ b/drivers/net/wireless/ath/ath.h
@@ -151,6 +151,7 @@ struct ath_common {
int debug_mask;
enum ath_device_state state;
unsigned long op_flags;
+ u32 chan_bw;
struct ath_ani ani;
@@ -181,6 +182,7 @@ struct ath_common {
const struct ath_ops *ops;
const struct ath_bus_ops *bus_ops;
const struct ath_ps_ops *ps_ops;
+ const struct ieee80211_ops *ieee_ops;
bool btcoex_enabled;
bool disable_ani;
--- a/drivers/net/wireless/ath/ath9k/common.c
+++ b/drivers/net/wireless/ath/ath9k/common.c
@@ -297,11 +297,13 @@ 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;
@@ -309,7 +311,19 @@ static void ath9k_cmn_update_ichannel(st
if (chan->band == NL80211_BAND_5GHZ)
flags |= CHANNEL_5GHZ;
- 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;
+ }
+
+ switch (width) {
case NL80211_CHAN_WIDTH_5:
flags |= CHANNEL_QUARTER;
break;
@@ -342,10 +356,11 @@ 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;
channel = &ah->channels[curchan->hw_value];
- ath9k_cmn_update_ichannel(channel, chandef);
+ ath9k_cmn_update_ichannel(common, channel, chandef);
return channel;
}
--- a/drivers/net/wireless/ath/ath9k/common-debug.c
+++ b/drivers/net/wireless/ath/ath9k/common-debug.c
@@ -315,3 +315,55 @@ void ath9k_cmn_debug_eeprom(struct dentr
&fops_eeprom);
}
EXPORT_SYMBOL(ath9k_cmn_debug_eeprom);
+
+static ssize_t read_file_chan_bw(struct file *file, char __user *user_buf,
+ size_t count, loff_t *ppos)
+{
+ struct ath_hw *ah = file->private_data;
+ struct ath_common *common = ath9k_hw_common(ah);
+ char buf[32];
+ unsigned int len;
+
+ len = sprintf(buf, "0x%08x\n", common->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_hw *ah = file->private_data;
+ struct ath_common *common = ath9k_hw_common(ah);
+ 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 (kstrtoul(buf, 0, &chan_bw))
+ return -EINVAL;
+
+ common->chan_bw = chan_bw;
+ if (!test_bit(ATH_OP_INVALID, &common->op_flags))
+ common->ieee_ops->config(ah->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,
+};
+
+void ath9k_cmn_debug_chanbw(struct dentry *debugfs_phy,
+ struct ath_hw *ah)
+{
+ debugfs_create_file("chanbw", S_IRUSR | S_IWUSR, debugfs_phy, ah,
+ &fops_chanbw);
+}
+EXPORT_SYMBOL(ath9k_cmn_debug_chanbw);
--- a/drivers/net/wireless/ath/ath9k/htc_drv_debug.c
+++ b/drivers/net/wireless/ath/ath9k/htc_drv_debug.c
@@ -513,6 +513,7 @@ int ath9k_htc_init_debug(struct ath_hw *
ath9k_cmn_debug_base_eeprom(priv->debug.debugfs_phy, priv->ah);
ath9k_cmn_debug_modal_eeprom(priv->debug.debugfs_phy, priv->ah);
ath9k_cmn_debug_eeprom(priv->debug.debugfs_phy, priv->ah);
+ ath9k_cmn_debug_chanbw(priv->debug.debugfs_phy, priv->ah);
return 0;
}
--- a/drivers/net/wireless/ath/ath9k/common-debug.h
+++ b/drivers/net/wireless/ath/ath9k/common-debug.h
@@ -71,6 +71,8 @@ void ath9k_cmn_debug_base_eeprom(struct
struct ath_hw *ah);
void ath9k_cmn_debug_eeprom(struct dentry *debugfs_phy,
struct ath_hw *ah);
+void ath9k_cmn_debug_chanbw(struct dentry *debugfs_phy,
+ struct ath_hw *ah);
void ath9k_cmn_debug_stat_rx(struct ath_rx_stats *rxstats,
struct ath_rx_status *rs);
void ath9k_cmn_debug_recv(struct dentry *debugfs_phy,
--- a/drivers/net/wireless/ath/ath9k/htc_drv_init.c
+++ b/drivers/net/wireless/ath/ath9k/htc_drv_init.c
@@ -631,6 +631,7 @@ static int ath9k_init_priv(struct ath9k_
priv->ah = ah;
common = ath9k_hw_common(ah);
+ common->ieee_ops = &ath9k_htc_ops;
common->ops = &ah->reg_ops;
common->ps_ops = &ath9k_htc_ps_ops;
common->bus_ops = &ath9k_usb_bus_ops;
@@ -746,9 +747,9 @@ static void ath9k_set_hw_capab(struct at
hw->wiphy->flags |= WIPHY_FLAG_IBSS_RSN |
WIPHY_FLAG_HAS_REMAIN_ON_CHANNEL |
- WIPHY_FLAG_HAS_CHANNEL_SWITCH;
-
- hw->wiphy->flags |= WIPHY_FLAG_SUPPORTS_TDLS;
+ WIPHY_FLAG_HAS_CHANNEL_SWITCH |
+ WIPHY_FLAG_SUPPORTS_5_10_MHZ |
+ WIPHY_FLAG_SUPPORTS_TDLS;
hw->queues = 4;
hw->max_listen_interval = 1;
--- a/drivers/net/wireless/ath/ath9k/init.c
+++ b/drivers/net/wireless/ath/ath9k/init.c
@@ -733,6 +733,7 @@ static int ath9k_init_softc(u16 devid, s
if (!ath9k_is_chanctx_enabled())
sc->cur_chan->hw_queue_base = 0;
+ common->ieee_ops = &ath9k_ops;
common->ops = &ah->reg_ops;
common->bus_ops = bus_ops;
common->ps_ops = &ath9k_ps_ops;