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author | Takashi Iwai <tiwai@suse.de> | 2013-08-30 12:35:49 +0200 |
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committer | Takashi Iwai <tiwai@suse.de> | 2013-08-30 12:35:49 +0200 |
commit | 3fd8a8041b3775840c8f85b6338b61beb5057160 (patch) | |
tree | 2eb4fd3eae3168ae2837c4f98188fd25f62d5939 /arch/arm/plat-samsung/s3c-dma-ops.c | |
parent | ALSA: hda - Simplify CONFIG_SND_HDA_I915 condition (diff) | |
parent | Merge remote-tracking branch 'asoc/topic/wm8904' into tmp (diff) | |
download | linux-3fd8a8041b3775840c8f85b6338b61beb5057160.tar.xz linux-3fd8a8041b3775840c8f85b6338b61beb5057160.zip |
Merge tag 'asoc-v3.12-2' of git://git.kernel.org/pub/scm/linux/kernel/git/broonie/sound into for-next
ASoC: Updates for v3.12
A few more updates for v3.12, mostly small cleanups plus the addition of
the DT bindings for kirkwood and the new i.MX S/PDIF driver.
Diffstat (limited to 'arch/arm/plat-samsung/s3c-dma-ops.c')
-rw-r--r-- | arch/arm/plat-samsung/s3c-dma-ops.c | 13 |
1 files changed, 11 insertions, 2 deletions
diff --git a/arch/arm/plat-samsung/s3c-dma-ops.c b/arch/arm/plat-samsung/s3c-dma-ops.c index 0cc40aea3f5a..98b10ba67dc7 100644 --- a/arch/arm/plat-samsung/s3c-dma-ops.c +++ b/arch/arm/plat-samsung/s3c-dma-ops.c @@ -82,7 +82,8 @@ static int s3c_dma_config(unsigned ch, struct samsung_dma_config *param) static int s3c_dma_prepare(unsigned ch, struct samsung_dma_prep *param) { struct cb_data *data; - int len = (param->cap == DMA_CYCLIC) ? param->period : param->len; + dma_addr_t pos = param->buf; + dma_addr_t end = param->buf + param->len; list_for_each_entry(data, &dma_list, node) if (data->ch == ch) @@ -94,7 +95,15 @@ static int s3c_dma_prepare(unsigned ch, struct samsung_dma_prep *param) data->fp_param = param->fp_param; } - s3c2410_dma_enqueue(ch, (void *)data, param->buf, len); + if (param->cap != DMA_CYCLIC) { + s3c2410_dma_enqueue(ch, (void *)data, param->buf, param->len); + return 0; + } + + while (pos < end) { + s3c2410_dma_enqueue(ch, (void *)data, pos, param->period); + pos += param->period; + } return 0; } |