diff options
| author | Felix Fietkau <nbd@openwrt.org> | 2011-03-19 13:55:38 +0100 |
|---|---|---|
| committer | John W. Linville <linville@tuxdriver.com> | 2011-03-30 14:15:15 -0400 |
| commit | 691680b8335fa8995b190676f53e3bcef6477b4a (patch) | |
| tree | da065593ff7d2fa4dd15b2a9718357cc6872f8e0 /drivers/net/wireless/ath/ath9k/debug.c | |
| parent | c70cab1a45d56395db03957f6504c6b613bece5b (diff) | |
| download | lwn-691680b8335fa8995b190676f53e3bcef6477b4a.tar.gz lwn-691680b8335fa8995b190676f53e3bcef6477b4a.zip | |
ath9k: add an interface for overriding the value of specific GPIO pins
Some devices control antenna settings or other things through GPIO pins
of the wireless interface. Add a debugfs interface for changing those
and keeping them set across card resets.
Signed-off-by: Felix Fietkau <nbd@openwrt.org>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
Diffstat (limited to 'drivers/net/wireless/ath/ath9k/debug.c')
| -rw-r--r-- | drivers/net/wireless/ath/ath9k/debug.c | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/drivers/net/wireless/ath/ath9k/debug.c b/drivers/net/wireless/ath/ath9k/debug.c index 9fe86939d93e..a762cadb3ab7 100644 --- a/drivers/net/wireless/ath/ath9k/debug.c +++ b/drivers/net/wireless/ath/ath9k/debug.c @@ -1119,6 +1119,12 @@ int ath9k_init_debug(struct ath_hw *ah) debugfs_create_file("regdump", S_IRUSR, sc->debug.debugfs_phy, sc, &fops_regdump); + debugfs_create_u32("gpio_mask", S_IRUSR | S_IWUSR, + sc->debug.debugfs_phy, &sc->sc_ah->gpio_mask); + + debugfs_create_u32("gpio_val", S_IRUSR | S_IWUSR, + sc->debug.debugfs_phy, &sc->sc_ah->gpio_val); + sc->debug.regidx = 0; return 0; } |