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dmaengine: dw-axi-dmac: set coherent mask 

Add support for setting dma coherent mask, dma mask is set to 64 bit

Signed-off-by: Pandith N <pandith.n@intel.com>
Reviewed-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>

Link: https://lore.kernel.org/r/20211001140812.24977-4-pandith.n@intel.com
Signed-off-by: Vinod Koul <vkoul@kernel.org>
This commit is contained in:
Pandith N 2021-10-01 19:38:12 +05:30 committed by Vinod Koul
parent 93a7d32e9f
commit 2d0f07f888
1 changed files with 4 additions and 0 deletions
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4
drivers/dma/dw-axi-dmac/dw-axi-dmac-platform.c
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@ -212,12 +212,16 @@ static inline bool axi_chan_is_hw_enable(struct axi_dma_chan *chan)
static void axi_dma_hw_init(struct axi_dma_chip *chip)
{
int ret;
u32 i;
for (i = 0; i < chip->dw->hdata->nr_channels; i++) {
axi_chan_irq_disable(&chip->dw->chan[i], DWAXIDMAC_IRQ_ALL);
axi_chan_disable(&chip->dw->chan[i]);
}
ret = dma_set_mask_and_coherent(chip->dev, DMA_BIT_MASK(64));
if (ret)
dev_warn(chip->dev, "Unable to set coherent mask\n");
}
static u32 axi_chan_get_xfer_width(struct axi_dma_chan *chan, dma_addr_t src,