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mt76: mt76x02: disable ED/CCA by default

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This feature has been reported to cause stability issues on several systems.
Disable it until it has been fixed and verified. It can still be enabled
through debugfs

Signed-off-by: Felix Fietkau <nbd@nbd.name>
This commit is contained in:
Felix Fietkau 2019-03-03 19:40:36 +01:00
parent ffc9a7ff59
commit 643749d4a8
3 changed files with 30 additions and 1 deletions
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1
drivers/net/wireless/mediatek/mt76/mt76x02.h
View file

@ -118,6 +118,7 @@ struct mt76x02_dev {
unsigned long ed_trigger_timeout;
bool ed_tx_blocked;
bool ed_monitor;
u8 ed_monitor_enabled;
u8 ed_monitor_learning;
u8 ed_trigger;
u8 ed_silent;

27
drivers/net/wireless/mediatek/mt76/mt76x02_debugfs.c
View file

@ -116,6 +116,32 @@ static int read_agc(struct seq_file *file, void *data)
return 0;
}
static int
mt76_edcca_set(void *data, u64 val)
{
struct mt76x02_dev *dev = data;
enum nl80211_dfs_regions region = dev->dfs_pd.region;
dev->ed_monitor_enabled = !!val;
dev->ed_monitor = dev->ed_monitor_enabled &&
region == NL80211_DFS_ETSI;
mt76x02_edcca_init(dev, true);
return 0;
}
static int
mt76_edcca_get(void *data, u64 *val)
{
struct mt76x02_dev *dev = data;
*val = dev->ed_monitor_enabled;
return 0;
}
DEFINE_DEBUGFS_ATTRIBUTE(fops_edcca, mt76_edcca_get, mt76_edcca_set,
"%lld\n");
void mt76x02_init_debugfs(struct mt76x02_dev *dev)
{
struct dentry *dir;
@ -127,6 +153,7 @@ void mt76x02_init_debugfs(struct mt76x02_dev *dev)
debugfs_create_u8("temperature", 0400, dir, &dev->cal.temp);
debugfs_create_bool("tpc", 0600, dir, &dev->enable_tpc);
debugfs_create_file("edcca", 0400, dir, dev, &fops_edcca);
debugfs_create_file("ampdu_stat", 0400, dir, dev, &fops_ampdu_stat);
debugfs_create_file("dfs_stats", 0400, dir, dev, &fops_dfs_stat);
debugfs_create_devm_seqfile(dev->mt76.dev, "txpower", dir,

3
drivers/net/wireless/mediatek/mt76/mt76x02_dfs.c
View file

@ -885,7 +885,8 @@ mt76x02_dfs_set_domain(struct mt76x02_dev *dev,
if (dfs_pd->region != region) {
tasklet_disable(&dfs_pd->dfs_tasklet);
dev->ed_monitor = region == NL80211_DFS_ETSI;
dev->ed_monitor = dev->ed_monitor_enabled &&
region == NL80211_DFS_ETSI;
mt76x02_edcca_init(dev, true);
dfs_pd->region = region;