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authorJeeja KP <jeeja.kp@intel.com>2016-12-08 11:11:12 +0300
committerMark Brown <broonie@kernel.org>2016-12-15 15:15:59 +0300
commit12c3be0e720fe8c4e0f456fd25a6dcc8b254606c (patch)
tree7517c7ebe236e90bbbb9efde7ec30b3c617e6079 /sound/soc/intel/skylake/skl-pcm.c
parent7d7c80f3f335e5148e3f744534a0576e638cf581 (diff)
downloadlinux-12c3be0e720fe8c4e0f456fd25a6dcc8b254606c.tar.xz
ASoC: Intel: Skylake: Update link_index and format in pipe params
To configure Host/Link DMA, additionally link index and format are required based on the hw params. So added these parameters in the pipe params and in hw_params the pipe params are updated. Signed-off-by: Jeeja KP <jeeja.kp@intel.com> Signed-off-by: Mark Brown <broonie@kernel.org>
Diffstat (limited to 'sound/soc/intel/skylake/skl-pcm.c')
-rw-r--r--sound/soc/intel/skylake/skl-pcm.c8
1 files changed, 8 insertions, 0 deletions
diff --git a/sound/soc/intel/skylake/skl-pcm.c b/sound/soc/intel/skylake/skl-pcm.c
index 84b5101e6ca6..105aab7593c8 100644
--- a/sound/soc/intel/skylake/skl-pcm.c
+++ b/sound/soc/intel/skylake/skl-pcm.c
@@ -292,6 +292,7 @@ static int skl_pcm_hw_params(struct snd_pcm_substream *substream,
p_params.s_freq = params_rate(params);
p_params.host_dma_id = dma_id;
p_params.stream = substream->stream;
+ p_params.format = params_format(params);
m_cfg = skl_tplg_fe_get_cpr_module(dai, p_params.stream);
if (m_cfg)
@@ -506,6 +507,7 @@ static int skl_link_hw_params(struct snd_pcm_substream *substream,
struct hdac_ext_dma_params *dma_params;
struct snd_soc_dai *codec_dai = rtd->codec_dai;
struct skl_pipe_params p_params = {0};
+ struct hdac_ext_link *link;
link_dev = snd_hdac_ext_stream_assign(ebus, substream,
HDAC_EXT_STREAM_TYPE_LINK);
@@ -514,6 +516,10 @@ static int skl_link_hw_params(struct snd_pcm_substream *substream,
snd_soc_dai_set_dma_data(dai, substream, (void *)link_dev);
+ link = snd_hdac_ext_bus_get_link(ebus, rtd->codec->component.name);
+ if (!link)
+ return -EINVAL;
+
/* set the stream tag in the codec dai dma params */
dma_params = snd_soc_dai_get_dma_data(codec_dai, substream);
if (dma_params)
@@ -524,6 +530,8 @@ static int skl_link_hw_params(struct snd_pcm_substream *substream,
p_params.s_freq = params_rate(params);
p_params.stream = substream->stream;
p_params.link_dma_id = hdac_stream(link_dev)->stream_tag - 1;
+ p_params.link_index = link->index;
+ p_params.format = params_format(params);
return skl_tplg_be_update_params(dai, &p_params);
}