Messages in this thread Patch in this message | | | From | Nicolin Chen <> | Subject | [PATCH][RESEND 3/8] dma: mmp_tdma: use gen_pool_dma_alloc() to allocate descriptor | Date | Fri, 1 Nov 2013 19:48:16 +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> --- drivers/dma/mmp_tdma.c | 7 +------ 1 file changed, 1 insertion(+), 6 deletions(-)
diff --git a/drivers/dma/mmp_tdma.c b/drivers/dma/mmp_tdma.c index 2b4026d..3ddacc1 100644 --- a/drivers/dma/mmp_tdma.c +++ b/drivers/dma/mmp_tdma.c @@ -378,12 +378,7 @@ struct mmp_tdma_desc *mmp_tdma_alloc_descriptor(struct mmp_tdma_chan *tdmac) if (!gpool) return NULL; - tdmac->desc_arr = (void *)gen_pool_alloc(gpool, size); - if (!tdmac->desc_arr) - return NULL; - - tdmac->desc_arr_phys = gen_pool_virt_to_phys(gpool, - (unsigned long)tdmac->desc_arr); + tdmac->desc_arr = gen_pool_dma_alloc(gpool, size, &tdmac->desc_arr_phys); return tdmac->desc_arr; } -- 1.8.4
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