Message ID | 1524741374-13523-3-git-send-email-Vijendar.Mukunda@amd.com (mailing list archive) |
---|---|
State | New, archived |
Headers | show |
Hi Vijendar, On Thu, Apr 26, 2018 at 5:14 AM Vijendar Mukunda <Vijendar.Mukunda@amd.com> wrote: > Added byte count register offset variables to audio_substream_data > structure. Modified dma pointer callback. > Signed-off-by: Vijendar Mukunda <Vijendar.Mukunda@amd.com> Please fix the small indentation nits, otherwise this one is: Reviewed-by: Daniel Kurtz <djkurtz@chromium.org> > --- > sound/soc/amd/acp-pcm-dma.c | 36 +++++++++++++++--------------------- > sound/soc/amd/acp.h | 2 ++ > 2 files changed, 17 insertions(+), 21 deletions(-) > diff --git a/sound/soc/amd/acp-pcm-dma.c b/sound/soc/amd/acp-pcm-dma.c > index f18ed9a..019f696 100644 > --- a/sound/soc/amd/acp-pcm-dma.c > +++ b/sound/soc/amd/acp-pcm-dma.c > @@ -793,12 +793,18 @@ static int acp_dma_hw_params(struct snd_pcm_substream *substream, > rtd->destination = TO_ACP_I2S_1; > rtd->dma_dscr_idx_1 = PLAYBACK_START_DMA_DESCR_CH12; > rtd->dma_dscr_idx_2 = PLAYBACK_START_DMA_DESCR_CH13; > + rtd->byte_cnt_high_reg_offset = > + mmACP_I2S_TRANSMIT_BYTE_CNT_HIGH; Indent relative to line above with 2 tabs. > + rtd->byte_cnt_low_reg_offset = mmACP_I2S_TRANSMIT_BYTE_CNT_LOW; > } else { > rtd->ch1 = SYSRAM_TO_ACP_CH_NUM; > rtd->ch2 = ACP_TO_I2S_DMA_CH_NUM; > rtd->destination = FROM_ACP_I2S_1; > rtd->dma_dscr_idx_1 = CAPTURE_START_DMA_DESCR_CH14; > rtd->dma_dscr_idx_2 = CAPTURE_START_DMA_DESCR_CH15; > + rtd->byte_cnt_high_reg_offset = > + mmACP_I2S_RECEIVED_BYTE_CNT_HIGH; here too. > + rtd->byte_cnt_low_reg_offset = mmACP_I2S_RECEIVED_BYTE_CNT_LOW; > } > size = params_buffer_bytes(params); > @@ -834,26 +840,15 @@ static int acp_dma_hw_free(struct snd_pcm_substream *substream) > return snd_pcm_lib_free_pages(substream); > } > -static u64 acp_get_byte_count(void __iomem *acp_mmio, int stream) > +static u64 acp_get_byte_count(struct audio_substream_data *rtd) > { > - union acp_dma_count playback_dma_count; > - union acp_dma_count capture_dma_count; > - u64 bytescount = 0; > + union acp_dma_count byte_count; > - if (stream == SNDRV_PCM_STREAM_PLAYBACK) { > - playback_dma_count.bcount.high = acp_reg_read(acp_mmio, > - mmACP_I2S_TRANSMIT_BYTE_CNT_HIGH); > - playback_dma_count.bcount.low = acp_reg_read(acp_mmio, > - mmACP_I2S_TRANSMIT_BYTE_CNT_LOW); > - bytescount = playback_dma_count.bytescount; > - } else { > - capture_dma_count.bcount.high = acp_reg_read(acp_mmio, > - mmACP_I2S_RECEIVED_BYTE_CNT_HIGH); > - capture_dma_count.bcount.low = acp_reg_read(acp_mmio, > - mmACP_I2S_RECEIVED_BYTE_CNT_LOW); > - bytescount = capture_dma_count.bytescount; > - } > - return bytescount; > + byte_count.bcount.high = acp_reg_read(rtd->acp_mmio, > + rtd->byte_cnt_high_reg_offset); > + byte_count.bcount.low = acp_reg_read(rtd->acp_mmio, > + rtd->byte_cnt_low_reg_offset); > + return byte_count.bytescount; > } > static snd_pcm_uframes_t acp_dma_pointer(struct snd_pcm_substream *substream) > @@ -869,7 +864,7 @@ static snd_pcm_uframes_t acp_dma_pointer(struct snd_pcm_substream *substream) > return -EINVAL; > buffersize = frames_to_bytes(runtime, runtime->buffer_size); > - bytescount = acp_get_byte_count(rtd->acp_mmio, substream->stream); > + bytescount = acp_get_byte_count(rtd); > if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK) { > if (bytescount > rtd->i2ssp_renderbytescount) > @@ -925,8 +920,7 @@ static int acp_dma_trigger(struct snd_pcm_substream *substream, int cmd) > case SNDRV_PCM_TRIGGER_START: > case SNDRV_PCM_TRIGGER_PAUSE_RELEASE: > case SNDRV_PCM_TRIGGER_RESUME: > - bytescount = acp_get_byte_count(rtd->acp_mmio, > - substream->stream); > + bytescount = acp_get_byte_count(rtd); > if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK) { > if (rtd->i2ssp_renderbytescount == 0) > rtd->i2ssp_renderbytescount = bytescount; > diff --git a/sound/soc/amd/acp.h b/sound/soc/amd/acp.h > index 5e25428..3b076c6 100644 > --- a/sound/soc/amd/acp.h > +++ b/sound/soc/amd/acp.h > @@ -90,6 +90,8 @@ struct audio_substream_data { > u16 destination; > u16 dma_dscr_idx_1; > u16 dma_dscr_idx_2; > + u32 byte_cnt_high_reg_offset; > + u32 byte_cnt_low_reg_offset; > uint64_t size; > u64 i2ssp_renderbytescount; > u64 i2ssp_capturebytescount; > -- > 2.7.4
On Monday 30 April 2018 03:09 AM, Daniel Kurtz wrote: > Hi Vijendar, > > > On Thu, Apr 26, 2018 at 5:14 AM Vijendar Mukunda <Vijendar.Mukunda@amd.com> > wrote: > >> Added byte count register offset variables to audio_substream_data >> structure. Modified dma pointer callback. > >> Signed-off-by: Vijendar Mukunda <Vijendar.Mukunda@amd.com> > > Please fix the small indentation nits, otherwise this one is: > > Reviewed-by: Daniel Kurtz <djkurtz@chromium.org> > >> --- >> sound/soc/amd/acp-pcm-dma.c | 36 +++++++++++++++--------------------- >> sound/soc/amd/acp.h | 2 ++ >> 2 files changed, 17 insertions(+), 21 deletions(-) > >> diff --git a/sound/soc/amd/acp-pcm-dma.c b/sound/soc/amd/acp-pcm-dma.c >> index f18ed9a..019f696 100644 >> --- a/sound/soc/amd/acp-pcm-dma.c >> +++ b/sound/soc/amd/acp-pcm-dma.c >> @@ -793,12 +793,18 @@ static int acp_dma_hw_params(struct > snd_pcm_substream *substream, >> rtd->destination = TO_ACP_I2S_1; >> rtd->dma_dscr_idx_1 = PLAYBACK_START_DMA_DESCR_CH12; >> rtd->dma_dscr_idx_2 = PLAYBACK_START_DMA_DESCR_CH13; >> + rtd->byte_cnt_high_reg_offset = >> + mmACP_I2S_TRANSMIT_BYTE_CNT_HIGH; > > Indent relative to line above with 2 tabs. we will fix it and will post fresh patch. > >> + rtd->byte_cnt_low_reg_offset = > mmACP_I2S_TRANSMIT_BYTE_CNT_LOW; >> } else { >> rtd->ch1 = SYSRAM_TO_ACP_CH_NUM; >> rtd->ch2 = ACP_TO_I2S_DMA_CH_NUM; >> rtd->destination = FROM_ACP_I2S_1; >> rtd->dma_dscr_idx_1 = CAPTURE_START_DMA_DESCR_CH14; >> rtd->dma_dscr_idx_2 = CAPTURE_START_DMA_DESCR_CH15; >> + rtd->byte_cnt_high_reg_offset = >> + mmACP_I2S_RECEIVED_BYTE_CNT_HIGH; > > here too. we will fix it and will post fresh patch. > >> + rtd->byte_cnt_low_reg_offset = > mmACP_I2S_RECEIVED_BYTE_CNT_LOW; >> } > >> size = params_buffer_bytes(params); >> @@ -834,26 +840,15 @@ static int acp_dma_hw_free(struct snd_pcm_substream > *substream) >> return snd_pcm_lib_free_pages(substream); >> } > >> -static u64 acp_get_byte_count(void __iomem *acp_mmio, int stream) >> +static u64 acp_get_byte_count(struct audio_substream_data *rtd) >> { >> - union acp_dma_count playback_dma_count; >> - union acp_dma_count capture_dma_count; >> - u64 bytescount = 0; >> + union acp_dma_count byte_count; > >> - if (stream == SNDRV_PCM_STREAM_PLAYBACK) { >> - playback_dma_count.bcount.high = acp_reg_read(acp_mmio, >> - mmACP_I2S_TRANSMIT_BYTE_CNT_HIGH); >> - playback_dma_count.bcount.low = acp_reg_read(acp_mmio, >> - mmACP_I2S_TRANSMIT_BYTE_CNT_LOW); >> - bytescount = playback_dma_count.bytescount; >> - } else { >> - capture_dma_count.bcount.high = acp_reg_read(acp_mmio, >> - mmACP_I2S_RECEIVED_BYTE_CNT_HIGH); >> - capture_dma_count.bcount.low = acp_reg_read(acp_mmio, >> - mmACP_I2S_RECEIVED_BYTE_CNT_LOW); >> - bytescount = capture_dma_count.bytescount; >> - } >> - return bytescount; >> + byte_count.bcount.high = acp_reg_read(rtd->acp_mmio, >> + > rtd->byte_cnt_high_reg_offset); >> + byte_count.bcount.low = acp_reg_read(rtd->acp_mmio, >> + > rtd->byte_cnt_low_reg_offset); >> + return byte_count.bytescount; >> } > >> static snd_pcm_uframes_t acp_dma_pointer(struct snd_pcm_substream > *substream) >> @@ -869,7 +864,7 @@ static snd_pcm_uframes_t acp_dma_pointer(struct > snd_pcm_substream *substream) >> return -EINVAL; > >> buffersize = frames_to_bytes(runtime, runtime->buffer_size); >> - bytescount = acp_get_byte_count(rtd->acp_mmio, substream->stream); >> + bytescount = acp_get_byte_count(rtd); > >> if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK) { >> if (bytescount > rtd->i2ssp_renderbytescount) >> @@ -925,8 +920,7 @@ static int acp_dma_trigger(struct snd_pcm_substream > *substream, int cmd) >> case SNDRV_PCM_TRIGGER_START: >> case SNDRV_PCM_TRIGGER_PAUSE_RELEASE: >> case SNDRV_PCM_TRIGGER_RESUME: >> - bytescount = acp_get_byte_count(rtd->acp_mmio, >> - substream->stream); >> + bytescount = acp_get_byte_count(rtd); >> if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK) { >> if (rtd->i2ssp_renderbytescount == 0) >> rtd->i2ssp_renderbytescount = bytescount; >> diff --git a/sound/soc/amd/acp.h b/sound/soc/amd/acp.h >> index 5e25428..3b076c6 100644 >> --- a/sound/soc/amd/acp.h >> +++ b/sound/soc/amd/acp.h >> @@ -90,6 +90,8 @@ struct audio_substream_data { >> u16 destination; >> u16 dma_dscr_idx_1; >> u16 dma_dscr_idx_2; >> + u32 byte_cnt_high_reg_offset; >> + u32 byte_cnt_low_reg_offset; >> uint64_t size; >> u64 i2ssp_renderbytescount; >> u64 i2ssp_capturebytescount; >> -- >> 2.7.4
diff --git a/sound/soc/amd/acp-pcm-dma.c b/sound/soc/amd/acp-pcm-dma.c index f18ed9a..019f696 100644 --- a/sound/soc/amd/acp-pcm-dma.c +++ b/sound/soc/amd/acp-pcm-dma.c @@ -793,12 +793,18 @@ static int acp_dma_hw_params(struct snd_pcm_substream *substream, rtd->destination = TO_ACP_I2S_1; rtd->dma_dscr_idx_1 = PLAYBACK_START_DMA_DESCR_CH12; rtd->dma_dscr_idx_2 = PLAYBACK_START_DMA_DESCR_CH13; + rtd->byte_cnt_high_reg_offset = + mmACP_I2S_TRANSMIT_BYTE_CNT_HIGH; + rtd->byte_cnt_low_reg_offset = mmACP_I2S_TRANSMIT_BYTE_CNT_LOW; } else { rtd->ch1 = SYSRAM_TO_ACP_CH_NUM; rtd->ch2 = ACP_TO_I2S_DMA_CH_NUM; rtd->destination = FROM_ACP_I2S_1; rtd->dma_dscr_idx_1 = CAPTURE_START_DMA_DESCR_CH14; rtd->dma_dscr_idx_2 = CAPTURE_START_DMA_DESCR_CH15; + rtd->byte_cnt_high_reg_offset = + mmACP_I2S_RECEIVED_BYTE_CNT_HIGH; + rtd->byte_cnt_low_reg_offset = mmACP_I2S_RECEIVED_BYTE_CNT_LOW; } size = params_buffer_bytes(params); @@ -834,26 +840,15 @@ static int acp_dma_hw_free(struct snd_pcm_substream *substream) return snd_pcm_lib_free_pages(substream); } -static u64 acp_get_byte_count(void __iomem *acp_mmio, int stream) +static u64 acp_get_byte_count(struct audio_substream_data *rtd) { - union acp_dma_count playback_dma_count; - union acp_dma_count capture_dma_count; - u64 bytescount = 0; + union acp_dma_count byte_count; - if (stream == SNDRV_PCM_STREAM_PLAYBACK) { - playback_dma_count.bcount.high = acp_reg_read(acp_mmio, - mmACP_I2S_TRANSMIT_BYTE_CNT_HIGH); - playback_dma_count.bcount.low = acp_reg_read(acp_mmio, - mmACP_I2S_TRANSMIT_BYTE_CNT_LOW); - bytescount = playback_dma_count.bytescount; - } else { - capture_dma_count.bcount.high = acp_reg_read(acp_mmio, - mmACP_I2S_RECEIVED_BYTE_CNT_HIGH); - capture_dma_count.bcount.low = acp_reg_read(acp_mmio, - mmACP_I2S_RECEIVED_BYTE_CNT_LOW); - bytescount = capture_dma_count.bytescount; - } - return bytescount; + byte_count.bcount.high = acp_reg_read(rtd->acp_mmio, + rtd->byte_cnt_high_reg_offset); + byte_count.bcount.low = acp_reg_read(rtd->acp_mmio, + rtd->byte_cnt_low_reg_offset); + return byte_count.bytescount; } static snd_pcm_uframes_t acp_dma_pointer(struct snd_pcm_substream *substream) @@ -869,7 +864,7 @@ static snd_pcm_uframes_t acp_dma_pointer(struct snd_pcm_substream *substream) return -EINVAL; buffersize = frames_to_bytes(runtime, runtime->buffer_size); - bytescount = acp_get_byte_count(rtd->acp_mmio, substream->stream); + bytescount = acp_get_byte_count(rtd); if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK) { if (bytescount > rtd->i2ssp_renderbytescount) @@ -925,8 +920,7 @@ static int acp_dma_trigger(struct snd_pcm_substream *substream, int cmd) case SNDRV_PCM_TRIGGER_START: case SNDRV_PCM_TRIGGER_PAUSE_RELEASE: case SNDRV_PCM_TRIGGER_RESUME: - bytescount = acp_get_byte_count(rtd->acp_mmio, - substream->stream); + bytescount = acp_get_byte_count(rtd); if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK) { if (rtd->i2ssp_renderbytescount == 0) rtd->i2ssp_renderbytescount = bytescount; diff --git a/sound/soc/amd/acp.h b/sound/soc/amd/acp.h index 5e25428..3b076c6 100644 --- a/sound/soc/amd/acp.h +++ b/sound/soc/amd/acp.h @@ -90,6 +90,8 @@ struct audio_substream_data { u16 destination; u16 dma_dscr_idx_1; u16 dma_dscr_idx_2; + u32 byte_cnt_high_reg_offset; + u32 byte_cnt_low_reg_offset; uint64_t size; u64 i2ssp_renderbytescount; u64 i2ssp_capturebytescount;
Added byte count register offset variables to audio_substream_data structure. Modified dma pointer callback. Signed-off-by: Vijendar Mukunda <Vijendar.Mukunda@amd.com> --- sound/soc/amd/acp-pcm-dma.c | 36 +++++++++++++++--------------------- sound/soc/amd/acp.h | 2 ++ 2 files changed, 17 insertions(+), 21 deletions(-)