diff options
| author | Kirshenbaum Erez <erezk@wilocity.com> | 2013-06-23 13:59:35 +0400 |
|---|---|---|
| committer | John W. Linville <linville@tuxdriver.com> | 2013-06-24 22:44:26 +0400 |
| commit | 668b2bbd7fd5a87e54e83b621658d4290811c4a0 (patch) | |
| tree | 0b87cd96499efafa70b0ded031706c030cd3fd4d /drivers/net/wireless/ath/wil6210/txrx.c | |
| parent | 99b55bd22a4ecfc70e4bf36e69d26c4c219f3bfb (diff) | |
| download | linux-668b2bbd7fd5a87e54e83b621658d4290811c4a0.tar.xz | |
wil6210: add HW write-back option in TX descriptor
Map BIT 9 in TX DMA DWARD 0 as HW write back option.
We must turn on this option in the last TX descriptor,
this is required for old HW compatability.
This option indicate to HW that WB is required for this descriptor.
Signed-off-by: Kirshenbaum Erez <erezk@wilocity.com>
Signed-off-by: Vladimir Kondratiev <qca_vkondrat@qca.qualcomm.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
Diffstat (limited to 'drivers/net/wireless/ath/wil6210/txrx.c')
| -rw-r--r-- | drivers/net/wireless/ath/wil6210/txrx.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/net/wireless/ath/wil6210/txrx.c b/drivers/net/wireless/ath/wil6210/txrx.c index 73d6c2dd08a4..d240b24e1ccf 100644 --- a/drivers/net/wireless/ath/wil6210/txrx.c +++ b/drivers/net/wireless/ath/wil6210/txrx.c @@ -708,7 +708,7 @@ static int wil_tx_vring(struct wil6210_priv *wil, struct vring *vring, } /* for the last seg only */ d->dma.d0 |= BIT(DMA_CFG_DESC_TX_0_CMD_EOP_POS); - d->dma.d0 |= BIT(9); /* BUG: undocumented bit */ + d->dma.d0 |= BIT(DMA_CFG_DESC_TX_0_CMD_MARK_WB_POS); d->dma.d0 |= BIT(DMA_CFG_DESC_TX_0_CMD_DMA_IT_POS); *_d = *d; |