diff options
| author | Nicolin Chen <b42378@freescale.com> | 2013-11-13 03:09:55 +0400 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2013-11-13 07:09:23 +0400 |
| commit | a6dd30e2bc88b3816341534c3cd0ebbecdda3ec6 (patch) | |
| tree | d454ccd397275f878a3f88bf10a5beae1cda562f | |
| parent | 66f119695bcccc2b03b354152f6d65a0b129cef9 (diff) | |
| download | linux-a6dd30e2bc88b3816341534c3cd0ebbecdda3ec6.tar.xz | |
drivers/dma/mmp_tdma.c: use gen_pool_dma_alloc() to allocate descriptor
Since gen_pool_dma_alloc() is introduced, we implement it to simplify code.
Signed-off-by: Nicolin Chen <b42378@freescale.com>
Cc: Dan Williams <dan.j.williams@intel.com>
Cc: Vinod Koul <vinod.koul@intel.com>
Cc: Grant Likely <grant.likely@linaro.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
| -rw-r--r-- | drivers/dma/mmp_tdma.c | 7 |
1 files changed, 1 insertions, 6 deletions
diff --git a/drivers/dma/mmp_tdma.c b/drivers/dma/mmp_tdma.c index 38cb517fb2eb..d3b6358e5a27 100644 --- a/drivers/dma/mmp_tdma.c +++ b/drivers/dma/mmp_tdma.c @@ -350,12 +350,7 @@ 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; } |