Subject: + drivers-media-platform-codac-use-gen_pool_dma_alloc-to-allocate-iram-buffer.patch added to -mm tree
To: b42378@xxxxxxxxxxxxx,grant.likely@xxxxxxxxxx,m.chehab@xxxxxxxxxxx,rob.herring@xxxxxxxxxxx
From: akpm@xxxxxxxxxxxxxxxxxxxx
Date: Mon, 04 Nov 2013 14:17:12 -0800
The patch titled
Subject: drivers/media/platform/coda.c: use gen_pool_dma_alloc() to allocate iram buffer
has been added to the -mm tree. Its filename is
drivers-media-platform-codac-use-gen_pool_dma_alloc-to-allocate-iram-buffer.patch
This patch should soon appear at
http://ozlabs.org/~akpm/mmots/broken-out/drivers-media-platform-codac-use-gen_pool_dma_alloc-to-allocate-iram-buffer.patch
and later at
http://ozlabs.org/~akpm/mmotm/broken-out/drivers-media-platform-codac-use-gen_pool_dma_alloc-to-allocate-iram-buffer.patch
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------------------------------------------------------
From: Nicolin Chen <b42378@xxxxxxxxxxxxx>
Subject: drivers/media/platform/coda.c: use gen_pool_dma_alloc() to allocate iram buffer
Since gen_pool_dma_alloc() is introduced, we implement it to simplify code.
Signed-off-by: Nicolin Chen <b42378@xxxxxxxxxxxxx>
Cc: Mauro Carvalho Chehab <m.chehab@xxxxxxxxxxx>
Cc: Grant Likely <grant.likely@xxxxxxxxxx>
Cc: Rob Herring <rob.herring@xxxxxxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
---
drivers/media/platform/coda.c | 5 ++---
1 file changed, 2 insertions(+), 3 deletions(-)
diff -puN drivers/media/platform/coda.c~drivers-media-platform-codac-use-gen_pool_dma_alloc-to-allocate-iram-buffer drivers/media/platform/coda.c
--- a/drivers/media/platform/coda.c~drivers-media-platform-codac-use-gen_pool_dma_alloc-to-allocate-iram-buffer
+++ a/drivers/media/platform/coda.c
@@ -3298,13 +3298,12 @@ static int coda_probe(struct platform_de
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);
_
Patches currently in -mm which might be from b42378@xxxxxxxxxxxxx are
linux-next.patch
lib-genalloc-add-a-helper-function-for-dma-buffer-allocation.patch
arch-arm-mach-davinci-sramc-use-gen_pool_dma_alloc-to-sramc.patch
drivers-dma-mmp_tdmac-use-gen_pool_dma_alloc-to-allocate-descriptor.patch
drivers-media-platform-codac-use-gen_pool_dma_alloc-to-allocate-iram-buffer.patch
drivers-uio-uio_prussc-use-gen_pool_dma_alloc-to-allocate-sram-memory.patch
sound-soc-davinci-davinci-pcmc-use-gen_pool_dma_alloc-in-davinci-pcmc.patch
sound-soc-pxa-mmp-pcmc-use-gen_pool_dma_alloc-to-allocate-dma-buffer.patch
sound-core-memallocc-use-gen_pool_dma_alloc-to-allocate-iram-buffer.patch
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