Return-path: Received: from mail-px0-f179.google.com ([209.85.212.179]:33573 "EHLO mail-px0-f179.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751617Ab1DTF2n (ORCPT ); Wed, 20 Apr 2011 01:28:43 -0400 Received: by pxi2 with SMTP id 2so318654pxi.10 for ; Tue, 19 Apr 2011 22:28:42 -0700 (PDT) From: Sujith MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Message-ID: <19886.28574.983271.871943@gargle.gargle.HOWL> Date: Wed, 20 Apr 2011 11:01:10 +0530 To: linville@tuxdriver.com CC: linux-wireless@vger.kernel.org, ath9k-devel@lists.ath9k.org Subject: [PATCH 4/5] ath9k_htc: Use power save wrappers when accessing HW Sender: linux-wireless-owner@vger.kernel.org List-ID: From: Sujith Manoharan Signed-off-by: Sujith Manoharan --- drivers/net/wireless/ath/ath9k/htc_drv_debug.c | 24 +++++++++++++++++++++--- drivers/net/wireless/ath/ath9k/htc_drv_main.c | 2 ++ 2 files changed, 23 insertions(+), 3 deletions(-) diff --git a/drivers/net/wireless/ath/ath9k/htc_drv_debug.c b/drivers/net/wireless/ath/ath9k/htc_drv_debug.c index eca7774..894e5ef 100644 --- a/drivers/net/wireless/ath/ath9k/htc_drv_debug.c +++ b/drivers/net/wireless/ath/ath9k/htc_drv_debug.c @@ -33,9 +33,15 @@ static ssize_t read_file_tgt_int_stats(struct file *file, char __user *user_buf, memset(&cmd_rsp, 0, sizeof(cmd_rsp)); + ath9k_htc_ps_wakeup(priv); + WMI_CMD(WMI_INT_STATS_CMDID); - if (ret) + if (ret) { + ath9k_htc_ps_restore(priv); return -EINVAL; + } + + ath9k_htc_ps_restore(priv); len += snprintf(buf + len, sizeof(buf) - len, "%20s : %10u\n", "RX", @@ -85,9 +91,15 @@ static ssize_t read_file_tgt_tx_stats(struct file *file, char __user *user_buf, memset(&cmd_rsp, 0, sizeof(cmd_rsp)); + ath9k_htc_ps_wakeup(priv); + WMI_CMD(WMI_TX_STATS_CMDID); - if (ret) + if (ret) { + ath9k_htc_ps_restore(priv); return -EINVAL; + } + + ath9k_htc_ps_restore(priv); len += snprintf(buf + len, sizeof(buf) - len, "%20s : %10u\n", "Xretries", @@ -149,9 +161,15 @@ static ssize_t read_file_tgt_rx_stats(struct file *file, char __user *user_buf, memset(&cmd_rsp, 0, sizeof(cmd_rsp)); + ath9k_htc_ps_wakeup(priv); + WMI_CMD(WMI_RX_STATS_CMDID); - if (ret) + if (ret) { + ath9k_htc_ps_restore(priv); return -EINVAL; + } + + ath9k_htc_ps_restore(priv); len += snprintf(buf + len, sizeof(buf) - len, "%20s : %10u\n", "NoBuf", diff --git a/drivers/net/wireless/ath/ath9k/htc_drv_main.c b/drivers/net/wireless/ath/ath9k/htc_drv_main.c index fbc238a..c8577d5 100644 --- a/drivers/net/wireless/ath/ath9k/htc_drv_main.c +++ b/drivers/net/wireless/ath/ath9k/htc_drv_main.c @@ -1582,6 +1582,7 @@ static int ath9k_htc_ampdu_action(struct ieee80211_hw *hw, int ret = 0; mutex_lock(&priv->mutex); + ath9k_htc_ps_wakeup(priv); switch (action) { case IEEE80211_AMPDU_RX_START: @@ -1607,6 +1608,7 @@ static int ath9k_htc_ampdu_action(struct ieee80211_hw *hw, ath_err(ath9k_hw_common(priv->ah), "Unknown AMPDU action\n"); } + ath9k_htc_ps_restore(priv); mutex_unlock(&priv->mutex); return ret; -- 1.7.4.4