Messages in this thread Patch in this message | | | From | Nicolin Chen <> | Subject | [PATCH][RESEND 2/8] ARM: davinci: use gen_pool_dma_alloc() to sram.c | Date | Fri, 1 Nov 2013 19:48:15 +0800 |
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Since gen_pool_dma_alloc() is introduced, we implement it to simplify code.
Signed-off-by: Nicolin Chen <b42378@freescale.com> --- arch/arm/mach-davinci/sram.c | 9 +-------- 1 file changed, 1 insertion(+), 8 deletions(-)
diff --git a/arch/arm/mach-davinci/sram.c b/arch/arm/mach-davinci/sram.c index f18928b..8540ddd 100644 --- a/arch/arm/mach-davinci/sram.c +++ b/arch/arm/mach-davinci/sram.c @@ -25,7 +25,6 @@ struct gen_pool *sram_get_gen_pool(void) void *sram_alloc(size_t len, dma_addr_t *dma) { - unsigned long vaddr; dma_addr_t dma_base = davinci_soc_info.sram_dma; if (dma) @@ -33,13 +32,7 @@ void *sram_alloc(size_t len, dma_addr_t *dma) if (!sram_pool || (dma && !dma_base)) return NULL; - vaddr = gen_pool_alloc(sram_pool, len); - if (!vaddr) - return NULL; - - if (dma) - *dma = gen_pool_virt_to_phys(sram_pool, vaddr); - return (void *)vaddr; + return gen_pool_dma_alloc(sram_pool, len, dma); } EXPORT_SYMBOL(sram_alloc); -- 1.8.4
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