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authorAxl-zhang <hao5781286@gmail.com>2016-11-02 08:31:12 +0300
committerVinod Koul <vinod.koul@intel.com>2016-11-14 08:05:58 +0300
commitf732c5b7c734cfc2c563c918fe2842175c7eb073 (patch)
treee2aa7ab40c7c47eb42d20b8ee970549eaaeb6063 /drivers/dma/sun6i-dma.c
parentd6619761068cf573cae406f176d00b82a39a37fc (diff)
downloadlinux-f732c5b7c734cfc2c563c918fe2842175c7eb073.tar.xz
dmaengine: sun6i: fix the uninitialized value for v_lli
dma_pool_alloc does not initialize the value of the newly allocated block for the v_lli, and the uninitilize value make the tests failed which is on pine64 with dmatest. we can fix it just change the "|=" to "=" for the v_lli->cfg. Signed-off-by: Hao Zhang <hao5781286@gmail.com> Acked-by: Maxime Ripard <maxime.ripard@free-electrons.com> Signed-off-by: Vinod Koul <vinod.koul@intel.com>
Diffstat (limited to 'drivers/dma/sun6i-dma.c')
-rw-r--r--drivers/dma/sun6i-dma.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/dma/sun6i-dma.c b/drivers/dma/sun6i-dma.c
index 83461994e418..a2358780ab2c 100644
--- a/drivers/dma/sun6i-dma.c
+++ b/drivers/dma/sun6i-dma.c
@@ -578,7 +578,7 @@ static struct dma_async_tx_descriptor *sun6i_dma_prep_dma_memcpy(
burst = convert_burst(8);
width = convert_buswidth(DMA_SLAVE_BUSWIDTH_4_BYTES);
- v_lli->cfg |= DMA_CHAN_CFG_SRC_DRQ(DRQ_SDRAM) |
+ v_lli->cfg = DMA_CHAN_CFG_SRC_DRQ(DRQ_SDRAM) |
DMA_CHAN_CFG_DST_DRQ(DRQ_SDRAM) |
DMA_CHAN_CFG_DST_LINEAR_MODE |
DMA_CHAN_CFG_SRC_LINEAR_MODE |