提交 9d37484c 编写于 作者: A Arun KS 提交者: Takashi Iwai

ALSA: ASoC: Add destination and source port for DMA on OMAP1

Adds destination and source port for dma in platform driver as
required by OMAP1
Signed-off-by: NArun KS <arunks@mistralsolutions.com>
Acked-by: NJarkko Nikula <jarkko.nikula@nokia.com>
Signed-off-by: NMark Brown <broonie@opensource.wolfsonmicro.com>
Signed-off-by: NTakashi Iwai <tiwai@suse.de>
上级 f9d1ab39
...@@ -97,7 +97,7 @@ static int omap_pcm_hw_params(struct snd_pcm_substream *substream, ...@@ -97,7 +97,7 @@ static int omap_pcm_hw_params(struct snd_pcm_substream *substream,
prtd->dma_data = dma_data; prtd->dma_data = dma_data;
err = omap_request_dma(dma_data->dma_req, dma_data->name, err = omap_request_dma(dma_data->dma_req, dma_data->name,
omap_pcm_dma_irq, substream, &prtd->dma_ch); omap_pcm_dma_irq, substream, &prtd->dma_ch);
if (!cpu_is_omap1510()) { if (!err & !cpu_is_omap1510()) {
/* /*
* Link channel with itself so DMA doesn't need any * Link channel with itself so DMA doesn't need any
* reprogramming while looping the buffer * reprogramming while looping the buffer
...@@ -147,12 +147,14 @@ static int omap_pcm_prepare(struct snd_pcm_substream *substream) ...@@ -147,12 +147,14 @@ static int omap_pcm_prepare(struct snd_pcm_substream *substream)
dma_params.src_or_dst_synch = OMAP_DMA_DST_SYNC; dma_params.src_or_dst_synch = OMAP_DMA_DST_SYNC;
dma_params.src_start = runtime->dma_addr; dma_params.src_start = runtime->dma_addr;
dma_params.dst_start = dma_data->port_addr; dma_params.dst_start = dma_data->port_addr;
dma_params.dst_port = OMAP_DMA_PORT_MPUI;
} else { } else {
dma_params.src_amode = OMAP_DMA_AMODE_CONSTANT; dma_params.src_amode = OMAP_DMA_AMODE_CONSTANT;
dma_params.dst_amode = OMAP_DMA_AMODE_POST_INC; dma_params.dst_amode = OMAP_DMA_AMODE_POST_INC;
dma_params.src_or_dst_synch = OMAP_DMA_SRC_SYNC; dma_params.src_or_dst_synch = OMAP_DMA_SRC_SYNC;
dma_params.src_start = dma_data->port_addr; dma_params.src_start = dma_data->port_addr;
dma_params.dst_start = runtime->dma_addr; dma_params.dst_start = runtime->dma_addr;
dma_params.src_port = OMAP_DMA_PORT_MPUI;
} }
/* /*
* Set DMA transfer frame size equal to ALSA period size and frame * Set DMA transfer frame size equal to ALSA period size and frame
......
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