mirror of
https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git
synced 2024-09-05 02:19:51 +00:00
dmaengine: dw-axi-dmac: Burst length settings
Burst length, DMA HW capability set in dt-binding is now used in driver. Signed-off-by: Pandith N <pandith.n@intel.com> Tested-by: Pan Kris <kris.pan@intel.com> Link: https://lore.kernel.org/r/20210802055454.15192-4-pandith.n@intel.com Signed-off-by: Vinod Koul <vkoul@kernel.org>
This commit is contained in:
parent
f95f3b5351
commit
c454d16a7d
1 changed files with 2 additions and 1 deletions
|
@ -1290,7 +1290,7 @@ static int parse_device_properties(struct axi_dma_chip *chip)
|
|||
return -EINVAL;
|
||||
|
||||
chip->dw->hdata->restrict_axi_burst_len = true;
|
||||
chip->dw->hdata->axi_rw_burst_len = tmp - 1;
|
||||
chip->dw->hdata->axi_rw_burst_len = tmp;
|
||||
}
|
||||
|
||||
return 0;
|
||||
|
@ -1379,6 +1379,7 @@ static int dw_probe(struct platform_device *pdev)
|
|||
|
||||
/* DMA capabilities */
|
||||
dw->dma.chancnt = hdata->nr_channels;
|
||||
dw->dma.max_burst = hdata->axi_rw_burst_len;
|
||||
dw->dma.src_addr_widths = AXI_DMA_BUSWIDTHS;
|
||||
dw->dma.dst_addr_widths = AXI_DMA_BUSWIDTHS;
|
||||
dw->dma.directions = BIT(DMA_MEM_TO_MEM);
|
||||
|
|
Loading…
Reference in a new issue