openkylin
/
linux
mirror of https://gitee.com/openkylin/linux.git
9
0
Fork 0
Code Issues Projects Releases Wiki Activity

ath9k: tx queue enable is read only for EDMA chipsets 

for EDMA chip AR_Q_TXE (tx enable for each queue) is read only

Signed-off-by: Mohammed Shafi Shajakhan <mohammed@qca.qualcomm.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
This commit is contained in:
Mohammed Shafi Shajakhan 2011-12-28 19:09:54 +05:30 committed by John W. Linville
parent 7fbaf3efb0
commit 98f0a5eb02
1 changed files with 5 additions and 2 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

7
drivers/net/wireless/ath/ath9k/beacon.c
View File

@ -356,6 +356,7 @@ void ath_beacon_tasklet(unsigned long data)
struct ath_buf *bf = NULL;
struct ieee80211_vif *vif;
struct ath_tx_status ts;
bool edma = !!(ah->caps.hw_caps & ATH9K_HW_CAP_EDMA);
int slot;
u32 bfaddr, bc = 0;
@ -456,10 +457,12 @@ void ath_beacon_tasklet(unsigned long data)
if (bfaddr != 0) {
/* NB: cabq traffic should already be queued and primed */
ath9k_hw_puttxbuf(ah, sc->beacon.beaconq, bfaddr);
ath9k_hw_txstart(ah, sc->beacon.beaconq);
if (!edma)
ath9k_hw_txstart(ah, sc->beacon.beaconq);
sc->beacon.ast_be_xmit += bc; /* XXX per-vif? */
if (ah->caps.hw_caps & ATH9K_HW_CAP_EDMA) {
if (edma) {
spin_lock_bh(&sc->sc_pcu_lock);
ath9k_hw_txprocdesc(ah, bf->bf_desc, (void *)&ts);
spin_unlock_bh(&sc->sc_pcu_lock);