[PATCH v3] ath9k: wake up chip before initializing PAPRD table
From: Mohammed Shafi Shajakhan <hidden>
Date: 2011-05-24 10:00:19
Subsystem:
atheros ath generic utilities, qualcomm atheros ath9k wireless driver, the rest · Maintainers:
Jeff Johnson, Toke Høiland-Jørgensen, Linus Torvalds
From: Mohammed Shafi Shajakhan <redacted> In PAPRD table initialization path we do some register read, so make sure the chip is awake during that. Currently PAPRD is disabled. Signed-off-by: Mohammed Shafi Shajakhan <redacted> --- drivers/net/wireless/ath/ath9k/main.c | 7 ++++--- 1 files changed, 4 insertions(+), 3 deletions(-)
diff --git a/drivers/net/wireless/ath/ath9k/main.c b/drivers/net/wireless/ath/ath9k/main.c
index a198ee3..bbdc1e8 100644
--- a/drivers/net/wireless/ath/ath9k/main.c
+++ b/drivers/net/wireless/ath/ath9k/main.c@@ -394,12 +394,14 @@ void ath_paprd_calibrate(struct work_struct *work) if (!caldata) return; + ath9k_ps_wakeup(sc); + if (ar9003_paprd_init_table(ah) < 0) - return; + goto fail_paprd; skb = alloc_skb(len, GFP_KERNEL); if (!skb) - return; + goto fail_paprd; skb_put(skb, len); memset(skb->data, 0, len);
@@ -411,7 +413,6 @@ void ath_paprd_calibrate(struct work_struct *work) memcpy(hdr->addr2, hw->wiphy->perm_addr, ETH_ALEN); memcpy(hdr->addr3, hw->wiphy->perm_addr, ETH_ALEN); - ath9k_ps_wakeup(sc); for (chain = 0; chain < AR9300_MAX_CHAINS; chain++) { if (!(common->tx_chainmask & BIT(chain))) continue;
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1.7.0.4