From: Hao Zhang Date: Sat, 19 Nov 2016 16:43:56 +0000 (+0800) Subject: dmaengine: sun6i: fix the uninitialized value for v_lli X-Git-Tag: v4.14-rc1~1879^2~32 X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=644e906f923957557369d7f50ab72d5d9cc3cf28;p=platform%2Fkernel%2Flinux-rpi.git 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 Signed-off-by: Vinod Koul --- diff --git a/drivers/dma/sun6i-dma.c b/drivers/dma/sun6i-dma.c index 8346199..a235878 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 |