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drivers/uio/uio_pruss.c: use gen_pool_dma_alloc() to allocate sram memory 

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

Signed-off-by: Nicolin Chen <b42378@freescale.com>
Cc: "Hans J. Koch" <hjk@hansjkoch.de>
Cc: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
wifi-calibration
Nicolin Chen 2013-11-12 15:09:57 -08:00 committed by Linus Torvalds
parent 43f950f454
commit 288342e9cc
1 changed files with 2 additions and 4 deletions
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6
drivers/uio/uio_pruss.c
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@ -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,