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authorNicolin Chen <b42378@freescale.com>2013-11-12 15:09:57 -0800
committerLinus Torvalds <torvalds@linux-foundation.org>2013-11-13 12:09:23 +0900
commit288342e9cc867421d20f940d0c06b7aa4bf39096 (patch)
tree06ef620bf8f84ed34d8496db84d97f17d1565bb0 /drivers/uio
parent43f950f454815cca2c39244c7441f9288d7389e0 (diff)
downloadop-kernel-dev-288342e9cc867421d20f940d0c06b7aa4bf39096.zip
op-kernel-dev-288342e9cc867421d20f940d0c06b7aa4bf39096.tar.gz
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>
Diffstat (limited to 'drivers/uio')
-rw-r--r--drivers/uio/uio_pruss.c6
1 files 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,
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