diff options
| author | Wallace Wang <r59996@freescale.com> | 2009-12-09 22:30:27 +0800 |
|---|---|---|
| committer | Justin Waters <justin.waters@timesys.com> | 2010-03-25 14:01:38 -0400 |
| commit | c81b0f4ae7a1156b0eeb403289a369a26cf440e8 (patch) | |
| tree | 10d7fcccc54eb5624d2bd56ca5f5527884bcc8aa | |
| parent | 717d78af9a2c5cc8cd786b58c8c8d50a7956ca64 (diff) | |
ENGR00119150 Bluetooth: Handsfree audio has noise
When bluetooth handsfree is enabled, sgtl5000 and bt
sound cards are both opened. BT sound card playback
can't use IRAM as sgtl5000 has used IRAM. The bt audio
platform data - ext_ram is not set when kernel porting
to 2.6.31.
Signed-off-by: Wallace Wang <r59996@freescale.com>
| -rw-r--r-- | sound/soc/imx/imx-3stack-bt.c | 1 | ||||
| -rw-r--r-- | sound/soc/imx/imx-pcm.c | 18 |
2 files changed, 13 insertions, 6 deletions
diff --git a/sound/soc/imx/imx-3stack-bt.c b/sound/soc/imx/imx-3stack-bt.c index 28d47eeba62d..37ed0993b10e 100644 --- a/sound/soc/imx/imx-3stack-bt.c +++ b/sound/soc/imx/imx-3stack-bt.c @@ -191,6 +191,7 @@ static int __init imx_3stack_bt_probe(struct platform_device *pdev) else bt_cpu_dai = &imx_ssi_dai[2]; + bt_cpu_dai->dev = &pdev->dev; imx_3stack_dai.cpu_dai = bt_cpu_dai; /* Configure audio port */ diff --git a/sound/soc/imx/imx-pcm.c b/sound/soc/imx/imx-pcm.c index bcfc59aefb11..e17d5443cfce 100644 --- a/sound/soc/imx/imx-pcm.c +++ b/sound/soc/imx/imx-pcm.c @@ -542,7 +542,7 @@ imx_pcm_mmap(struct snd_pcm_substream *substream, struct vm_area_struct *vma) struct snd_soc_pcm_runtime *rtd = substream->private_data; struct snd_soc_device *socdev = rtd->socdev; struct snd_soc_dai *cpu_dai = socdev->card->dai_link->cpu_dai; - struct mxc_audio_platform_data *dev_data = cpu_dai->private_data; + struct mxc_audio_platform_data *dev_data; int ext_ram = 0; int ret = 0; @@ -551,8 +551,10 @@ imx_pcm_mmap(struct snd_pcm_substream *substream, struct vm_area_struct *vma) UseIram, (unsigned int)runtime->dma_addr, runtime->dma_area, runtime->dma_bytes); - if (dev_data) + if (cpu_dai->dev && cpu_dai->dev->platform_data) { + dev_data = cpu_dai->dev->platform_data; ext_ram = dev_data->ext_ram; + } if ((substream->stream == SNDRV_PCM_STREAM_CAPTURE) || ext_ram || !UseIram) { @@ -586,12 +588,14 @@ static int imx_pcm_preallocate_dma_buffer(struct snd_pcm *pcm, int stream) struct snd_soc_pcm_runtime *rtd = pcm->private_data; struct snd_soc_device *socdev = rtd->socdev; struct snd_soc_dai *cpu_dai = socdev->card->dai_link->cpu_dai; - struct mxc_audio_platform_data *dev_data = cpu_dai->private_data; + struct mxc_audio_platform_data *dev_data; int ext_ram = 0; size_t size = imx_pcm_hardware.buffer_bytes_max; - if (dev_data) + if (cpu_dai->dev && cpu_dai->dev->platform_data) { + dev_data = cpu_dai->dev->platform_data; ext_ram = dev_data->ext_ram; + } buf->dev.type = SNDRV_DMA_TYPE_DEV; buf->dev.dev = pcm->card->dev; @@ -620,12 +624,14 @@ static void imx_pcm_free_dma_buffers(struct snd_pcm *pcm) struct snd_soc_pcm_runtime *rtd = pcm->private_data; struct snd_soc_device *socdev = rtd->socdev; struct snd_soc_dai *cpu_dai = socdev->card->dai_link->cpu_dai; - struct mxc_audio_platform_data *dev_data = cpu_dai->private_data; + struct mxc_audio_platform_data *dev_data; int ext_ram = 0; int stream; - if (dev_data) + if (cpu_dai->dev && cpu_dai->dev->platform_data) { + dev_data = cpu_dai->dev->platform_data; ext_ram = dev_data->ext_ram; + } for (stream = 0; stream < 2; stream++) { substream = pcm->streams[stream].substream; |