[4/8,media] coda: use gen_pool_dma_alloc() to allocate iram buffer

Commit Message

Nicolin Chen Nov. 1, 2013, 11:36 a.m. UTC

Since gen_pool_dma_alloc() is introduced, we implement it to simplify code.

Signed-off-by: Nicolin Chen <[e-mail]>
---
 drivers/media/platform/coda.c | 5 ++---
 1 file changed, 2 insertions(+), 3 deletions(-)

Patch

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);