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author | Pandith N <pandith.n@intel.com> | 2021-08-02 11:24:54 +0530 |
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committer | Vinod Koul <vkoul@kernel.org> | 2021-08-02 12:19:52 +0530 |
commit | c454d16a7d5a9af88b844d98bec50d2363c19941 (patch) | |
tree | ed230e4220ac09a9c26982b1d15e8e9c25c25451 | |
parent | f95f3b53513d4bd846169fc42705548609494cce (diff) | |
download | linux-c454d16a7d5a9af88b844d98bec50d2363c19941.tar.bz2 |
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>
-rw-r--r-- | drivers/dma/dw-axi-dmac/dw-axi-dmac-platform.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/drivers/dma/dw-axi-dmac/dw-axi-dmac-platform.c b/drivers/dma/dw-axi-dmac/dw-axi-dmac-platform.c index 3edc647271b4..35993ab92154 100644 --- a/drivers/dma/dw-axi-dmac/dw-axi-dmac-platform.c +++ b/drivers/dma/dw-axi-dmac/dw-axi-dmac-platform.c @@ -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); |