arch/arm/mach-davinci/sram.c: use gen_pool_dma_alloc() to sram.c
Since gen_pool_dma_alloc() is introduced, we implement it to simplify code. Signed-off-by: Nicolin Chen <b42378@freescale.com> Cc: Sekhar Nori <nsekhar@ti.com> Cc: Kevin Hilman <khilman@deeprootsystems.com> Cc: Russell King <linux@arm.linux.org.uk> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
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@ -25,7 +25,6 @@ struct gen_pool *sram_get_gen_pool(void)
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void *sram_alloc(size_t len, dma_addr_t *dma)
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{
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unsigned long vaddr;
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dma_addr_t dma_base = davinci_soc_info.sram_dma;
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if (dma)
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@ -33,13 +32,7 @@ void *sram_alloc(size_t len, dma_addr_t *dma)
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if (!sram_pool || (dma && !dma_base))
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return NULL;
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vaddr = gen_pool_alloc(sram_pool, len);
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if (!vaddr)
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return NULL;
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if (dma)
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*dma = gen_pool_virt_to_phys(sram_pool, vaddr);
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return (void *)vaddr;
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return gen_pool_dma_alloc(sram_pool, len, dma);
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}
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EXPORT_SYMBOL(sram_alloc);
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