diff options
| author | Peter Ujfalusi <peter.ujfalusi@nokia.com> | 2010-07-29 09:51:26 +0300 |
|---|---|---|
| committer | Liam Girdwood <lrg@slimlogic.co.uk> | 2010-08-02 10:37:43 +0100 |
| commit | 81ec027e64f459f06ff20d8871f2867cff4a5e85 (patch) | |
| tree | 7ceba6c7318971023bbe4fba5e1c7e635a22870d /sound/soc/omap | |
| parent | a577b318fc7cb0c46f9f0cdefb5b267490ff8ce5 (diff) | |
| download | linux-81ec027e64f459f06ff20d8871f2867cff4a5e85.tar.bz2 | |
ASoC: omap-mcbsp: Restructure the code within omap_mcbsp_dai_hw_params
In preparation for the extended threshold mode (sDMA packet mode
support), the code need to be restructured.
Signed-off-by: Peter Ujfalusi <peter.ujfalusi@nokia.com>
Acked-by: Jarkko Nikula <jhnikula@gmail.com>
Acked-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
Signed-off-by: Liam Girdwood <lrg@slimlogic.co.uk>
Diffstat (limited to 'sound/soc/omap')
| -rw-r--r-- | sound/soc/omap/omap-mcbsp.c | 25 |
1 files changed, 11 insertions, 14 deletions
diff --git a/sound/soc/omap/omap-mcbsp.c b/sound/soc/omap/omap-mcbsp.c index aebd3af2ab79..88ca71c57c2b 100644 --- a/sound/soc/omap/omap-mcbsp.c +++ b/sound/soc/omap/omap-mcbsp.c @@ -348,11 +348,13 @@ static int omap_mcbsp_dai_hw_params(struct snd_pcm_substream *substream, struct snd_soc_dai *cpu_dai = rtd->dai->cpu_dai; struct omap_mcbsp_data *mcbsp_data = to_mcbsp(cpu_dai->private_data); struct omap_mcbsp_reg_cfg *regs = &mcbsp_data->regs; - int dma, bus_id = mcbsp_data->bus_id, id = cpu_dai->id; + struct omap_pcm_dma_data *dma_data; + int dma, bus_id = mcbsp_data->bus_id; int wlen, channels, wpf, sync_mode = OMAP_DMA_SYNC_ELEMENT; unsigned long port; unsigned int format, div, framesize, master; + dma_data = &omap_mcbsp_dai_dma_params[cpu_dai->id][substream->stream]; if (cpu_class_is_omap1()) { dma = omap1_dma_reqs[bus_id][substream->stream]; port = omap1_mcbsp_port[bus_id][substream->stream]; @@ -365,8 +367,7 @@ static int omap_mcbsp_dai_hw_params(struct snd_pcm_substream *substream, } else if (cpu_is_omap343x()) { dma = omap24xx_dma_reqs[bus_id][substream->stream]; port = omap34xx_mcbsp_port[bus_id][substream->stream]; - omap_mcbsp_dai_dma_params[id][substream->stream].set_threshold = - omap_mcbsp_set_threshold; + dma_data->set_threshold = omap_mcbsp_set_threshold; /* TODO: Currently, MODE_ELEMENT == MODE_FRAME */ if (omap_mcbsp_get_dma_op_mode(bus_id) == MCBSP_DMA_MODE_THRESHOLD) @@ -374,26 +375,22 @@ static int omap_mcbsp_dai_hw_params(struct snd_pcm_substream *substream, } else { return -ENODEV; } - omap_mcbsp_dai_dma_params[id][substream->stream].name = - substream->stream ? "Audio Capture" : "Audio Playback"; - omap_mcbsp_dai_dma_params[id][substream->stream].dma_req = dma; - omap_mcbsp_dai_dma_params[id][substream->stream].port_addr = port; - omap_mcbsp_dai_dma_params[id][substream->stream].sync_mode = sync_mode; + dma_data->name = substream->stream ? "Audio Capture" : "Audio Playback"; + dma_data->dma_req = dma; + dma_data->port_addr = port; + dma_data->sync_mode = sync_mode; switch (params_format(params)) { case SNDRV_PCM_FORMAT_S16_LE: - omap_mcbsp_dai_dma_params[id][substream->stream].data_type = - OMAP_DMA_DATA_TYPE_S16; + dma_data->data_type = OMAP_DMA_DATA_TYPE_S16; break; case SNDRV_PCM_FORMAT_S32_LE: - omap_mcbsp_dai_dma_params[id][substream->stream].data_type = - OMAP_DMA_DATA_TYPE_S32; + dma_data->data_type = OMAP_DMA_DATA_TYPE_S32; break; default: return -EINVAL; } - snd_soc_dai_set_dma_data(cpu_dai, substream, - &omap_mcbsp_dai_dma_params[id][substream->stream]); + snd_soc_dai_set_dma_data(cpu_dai, substream, dma_data); if (mcbsp_data->configured) { /* McBSP already configured by another stream */ |