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    Subject[PATCH 4/8] [media] coda: use gen_pool_dma_alloc() to allocate iram buffer
    Date
    Since gen_pool_dma_alloc() is introduced, we implement it to simplify code.

    Signed-off-by: Nicolin Chen <b42378@freescale.com>
    ---
    drivers/media/platform/coda.c | 5 ++---
    1 file changed, 2 insertions(+), 3 deletions(-)

    diff --git a/drivers/media/platform/coda.c b/drivers/media/platform/coda.c
    index ed4998c..bd72fb9 100644
    --- a/drivers/media/platform/coda.c
    +++ b/drivers/media/platform/coda.c
    @@ -3298,13 +3298,12 @@ static int coda_probe(struct platform_device *pdev)
    dev->iram_size = CODA7_IRAM_SIZE;
    break;
    }
    - dev->iram_vaddr = gen_pool_alloc(dev->iram_pool, dev->iram_size);
    + dev->iram_vaddr = (unsigned long)gen_pool_dma_alloc(dev->iram_pool,
    + dev->iram_size, (dma_addr_t *)&dev->iram_paddr);
    if (!dev->iram_vaddr) {
    dev_err(&pdev->dev, "unable to alloc iram\n");
    return -ENOMEM;
    }
    - dev->iram_paddr = gen_pool_virt_to_phys(dev->iram_pool,
    - dev->iram_vaddr);

    platform_set_drvdata(pdev, dev);

    --
    1.8.4



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