2011-05-18 12:26:26

by Mohammed Shafi Shajakhan

[permalink] [raw]
Subject: [PATCH] ath9k: use PS wakeup before REG_READ

From: Mohammed Shafi Shajakhan <[email protected]>

otherwise we will get deadbeef when the station is in idle state

Signed-off-by: Mohammed Shafi Shajakhan <[email protected]>
---
drivers/net/wireless/ath/ath9k/debug.c | 2 +-
1 files changed, 1 insertions(+), 1 deletions(-)

diff --git a/drivers/net/wireless/ath/ath9k/debug.c b/drivers/net/wireless/ath/ath9k/debug.c
index 7afe332..0021738 100644
--- a/drivers/net/wireless/ath/ath9k/debug.c
+++ b/drivers/net/wireless/ath/ath9k/debug.c
@@ -435,6 +435,7 @@ static ssize_t read_file_wiphy(struct file *file, char __user *user_buf,
conf->channel_type,
channel_type_str(conf->channel_type));

+ ath9k_ps_wakeup(sc);
put_unaligned_le32(REG_READ_D(sc->sc_ah, AR_STA_ID0), addr);
put_unaligned_le16(REG_READ_D(sc->sc_ah, AR_STA_ID1) & 0xffff, addr + 4);
len += snprintf(buf + len, sizeof(buf) - len,
@@ -443,7 +444,6 @@ static ssize_t read_file_wiphy(struct file *file, char __user *user_buf,
put_unaligned_le16(REG_READ_D(sc->sc_ah, AR_BSSMSKU) & 0xffff, addr + 4);
len += snprintf(buf + len, sizeof(buf) - len,
"addrmask: %pM\n", addr);
- ath9k_ps_wakeup(sc);
tmp = ath9k_hw_getrxfilter(sc->sc_ah);
ath9k_ps_restore(sc);
len += snprintf(buf + len, sizeof(buf) - len,
--
1.7.0.4