diff options
| author | Radhey Shyam Pandey <radhey.shyam.pandey@amd.com> | 2023-08-07 08:51:43 +0300 |
|---|---|---|
| committer | Vinod Koul <vkoul@kernel.org> | 2023-08-21 16:10:37 +0300 |
| commit | 491e9d409629964457d094ac2b99e319d428dd1d (patch) | |
| tree | e16d951095e3a8cba5ef4250180b914a3e119d9e /drivers/dma | |
| parent | d8a3f65f6c1de1028b9af6ca31d9dd3738fda97e (diff) | |
| download | linux-491e9d409629964457d094ac2b99e319d428dd1d.tar.xz | |
dmaengine: xilinx_dma: Increase AXI DMA transaction segment count
Increase AXI DMA transaction segments count to ensure that even in
high load we always get a free segment in prepare descriptor for a
DMA_SLAVE transaction.
Signed-off-by: Radhey Shyam Pandey <radhey.shyam.pandey@amd.com>
Link: https://lore.kernel.org/r/1691387509-2113129-5-git-send-email-radhey.shyam.pandey@amd.com
Signed-off-by: Vinod Koul <vkoul@kernel.org>
Diffstat (limited to 'drivers/dma')
| -rw-r--r-- | drivers/dma/xilinx/xilinx_dma.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/dma/xilinx/xilinx_dma.c b/drivers/dma/xilinx/xilinx_dma.c index fa31cd028df8..9bdce8fe29c8 100644 --- a/drivers/dma/xilinx/xilinx_dma.c +++ b/drivers/dma/xilinx/xilinx_dma.c @@ -178,7 +178,7 @@ #define XILINX_DMA_BD_SOP BIT(27) #define XILINX_DMA_BD_EOP BIT(26) #define XILINX_DMA_COALESCE_MAX 255 -#define XILINX_DMA_NUM_DESCS 255 +#define XILINX_DMA_NUM_DESCS 512 #define XILINX_DMA_NUM_APP_WORDS 5 /* AXI CDMA Specific Registers/Offsets */ |