[PATCH 4/8] [media] coda: use gen_pool_dma_alloc() to allocate iram buffer
Nicolin Chen
b42378 at freescale.com
Fri Nov 1 07:36:02 EDT 2013
Since gen_pool_dma_alloc() is introduced, we implement it to simplify code.
Signed-off-by: Nicolin Chen <b42378 at 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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