diff options
| author | John W. Linville <linville@tuxdriver.com> | 2009-05-06 13:57:27 -0400 |
|---|---|---|
| committer | John W. Linville <linville@tuxdriver.com> | 2009-05-11 15:07:01 -0400 |
| commit | 9be6f0d40d9191e6fe7e45551c7d1c1614472b53 (patch) | |
| tree | 6964774b8c66d97723204c7f6c290a3c835a7712 /drivers/net/wireless/rtl818x/rtl8187_rtl8225.c | |
| parent | 621ad7c96aa138cfeab53cd4debc5a4e08b2189b (diff) | |
rtl8187: use DMA-aware buffers with usb_control_msg
Signed-off-by: John W. Linville <linville@tuxdriver.com>
Diffstat (limited to 'drivers/net/wireless/rtl818x/rtl8187_rtl8225.c')
| -rw-r--r-- | drivers/net/wireless/rtl818x/rtl8187_rtl8225.c | 8 |
1 files changed, 7 insertions, 1 deletions
diff --git a/drivers/net/wireless/rtl818x/rtl8187_rtl8225.c b/drivers/net/wireless/rtl818x/rtl8187_rtl8225.c index 78df281b297..a09819386a1 100644 --- a/drivers/net/wireless/rtl818x/rtl8187_rtl8225.c +++ b/drivers/net/wireless/rtl818x/rtl8187_rtl8225.c @@ -88,9 +88,15 @@ static void rtl8225_write_8051(struct ieee80211_hw *dev, u8 addr, __le16 data) rtl818x_iowrite16(priv, &priv->map->RFPinsOutput, reg80); udelay(10); + mutex_lock(&priv->io_mutex); + + priv->io_dmabuf->bits16 = data; usb_control_msg(priv->udev, usb_sndctrlpipe(priv->udev, 0), RTL8187_REQ_SET_REG, RTL8187_REQT_WRITE, - addr, 0x8225, &data, sizeof(data), HZ / 2); + addr, 0x8225, &priv->io_dmabuf->bits16, sizeof(data), + HZ / 2); + + mutex_unlock(&priv->io_mutex); rtl818x_iowrite16(priv, &priv->map->RFPinsOutput, reg80 | (1 << 2)); udelay(10); |