diff options
author | Viresh Kumar <viresh.kumar@st.com> | 2011-03-03 05:17:25 -0500 |
---|---|---|
committer | Vinod Koul <vinod.koul@intel.com> | 2011-03-06 14:42:28 -0500 |
commit | e51dc53b8c7fa2d9ac4ef8f317f5dfe07a79e65a (patch) | |
tree | dedf52405560df64c96b2e33b7d55ac1f3df3b39 /drivers/dma/dw_dmac.c | |
parent | ee66509d7f354eecb45ac99f21ea6aa8650dea7e (diff) |
dw_dmac: Setting Default Burst length for transfers as 16.
This patch sets default Burst length for all transfer to 16. This will
enhance performance when user doesn't have any chan->private data.
Signed-off-by: Viresh Kumar <viresh.kumar@st.com>
Signed-off-by: Vinod Koul <vinod.koul@intel.com>
Diffstat (limited to 'drivers/dma/dw_dmac.c')
-rw-r--r-- | drivers/dma/dw_dmac.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/drivers/dma/dw_dmac.c b/drivers/dma/dw_dmac.c index 90ea08a53d62..9c25c7d099e4 100644 --- a/drivers/dma/dw_dmac.c +++ b/drivers/dma/dw_dmac.c | |||
@@ -36,8 +36,8 @@ | |||
36 | struct dw_dma_slave *__slave = (private); \ | 36 | struct dw_dma_slave *__slave = (private); \ |
37 | int dms = __slave ? __slave->dst_master : 0; \ | 37 | int dms = __slave ? __slave->dst_master : 0; \ |
38 | int sms = __slave ? __slave->src_master : 1; \ | 38 | int sms = __slave ? __slave->src_master : 1; \ |
39 | u8 smsize = __slave ? __slave->src_msize : 0; \ | 39 | u8 smsize = __slave ? __slave->src_msize : DW_DMA_MSIZE_16; \ |
40 | u8 dmsize = __slave ? __slave->dst_msize : 0; \ | 40 | u8 dmsize = __slave ? __slave->dst_msize : DW_DMA_MSIZE_16; \ |
41 | \ | 41 | \ |
42 | (DWC_CTLL_DST_MSIZE(dmsize) \ | 42 | (DWC_CTLL_DST_MSIZE(dmsize) \ |
43 | | DWC_CTLL_SRC_MSIZE(smsize) \ | 43 | | DWC_CTLL_SRC_MSIZE(smsize) \ |