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Subject[PATCH 5/8] uio: uio_pruss: use gen_pool_dma_alloc() to allocate sram memory
Date
Since gen_pool_dma_alloc() is introduced, we implement it to simplify code.

Signed-off-by: Nicolin Chen <b42378@freescale.com>
---
drivers/uio/uio_pruss.c | 6 ++----
1 file changed, 2 insertions(+), 4 deletions(-)

diff --git a/drivers/uio/uio_pruss.c b/drivers/uio/uio_pruss.c
index f519da9..96c4a19 100644
--- a/drivers/uio/uio_pruss.c
+++ b/drivers/uio/uio_pruss.c
@@ -158,14 +158,12 @@ static int pruss_probe(struct platform_device *dev)
if (pdata->sram_pool) {
gdev->sram_pool = pdata->sram_pool;
gdev->sram_vaddr =
- gen_pool_alloc(gdev->sram_pool, sram_pool_sz);
+ (unsigned long)gen_pool_dma_alloc(gdev->sram_pool,
+ sram_pool_sz, &gdev->sram_paddr);
if (!gdev->sram_vaddr) {
dev_err(&dev->dev, "Could not allocate SRAM pool\n");
goto out_free;
}
- gdev->sram_paddr =
- gen_pool_virt_to_phys(gdev->sram_pool,
- gdev->sram_vaddr);
}

gdev->ddr_vaddr = dma_alloc_coherent(&dev->dev, extram_pool_sz,
--
1.8.4



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