From: Vijendar Mukunda <Vijendar.Mukunda@xxxxxxx>
Added condition checks for CZ specific code based on asic_type.
Stoney specific code will be added in a future commit.
Reviewed-by: Alex Deucher <alexander.deucher@xxxxxxx>
Signed-off-by: Vijendar Mukunda <Vijendar.Mukunda@xxxxxxx>
Signed-off-by: Alex Deucher <alexander.deucher@xxxxxxx>
---
sound/soc/amd/acp-pcm-dma.c | 62 ++++++++++++++++++++++++++++-----------------
1 file changed, 39 insertions(+), 23 deletions(-)
diff --git a/sound/soc/amd/acp-pcm-dma.c b/sound/soc/amd/acp-pcm-dma.c
index dcbf997..e48ae5d 100644
--- a/sound/soc/amd/acp-pcm-dma.c
+++ b/sound/soc/amd/acp-pcm-dma.c
@@ -34,6 +34,8 @@
#define MAX_BUFFER (PLAYBACK_MAX_PERIOD_SIZE * PLAYBACK_MAX_NUM_PERIODS)
#define MIN_BUFFER MAX_BUFFER
+#define CHIP_STONEY 14
+#define CHIP_CARRIZO 13
static const struct snd_pcm_hardware acp_pcm_hardware_playback = {
.info = SNDRV_PCM_INFO_INTERLEAVED |
@@ -419,7 +421,7 @@ static void acp_set_sram_bank_state(void __iomem *acp_mmio, u16 bank,
}
/* Initialize and bring ACP hardware to default state. */
-static int acp_init(void __iomem *acp_mmio)
+static int acp_init(void __iomem *acp_mmio, u32 asic_type)
{
u16 bank;
u32 val, count, sram_pte_offset;
@@ -494,8 +496,10 @@ static int acp_init(void __iomem *acp_mmio)
* Now, turn off all of them. This can't be done in 'poweron' of
* ACP pm domain, as this requires ACP to be initialized.
*/
- for (bank = 1; bank < 48; bank++)
- acp_set_sram_bank_state(acp_mmio, bank, false);
+ if (asic_type == CHIP_CARRIZO) {
+ for (bank = 1; bank < 48; bank++)
+ acp_set_sram_bank_state(acp_mmio, bank, false);
+ }
return 0;
}
@@ -646,14 +650,18 @@ static int acp_dma_open(struct snd_pcm_substream *substream)
if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK) {
intr_data->play_stream = substream;
- for (bank = 1; bank <= 4; bank++)
- acp_set_sram_bank_state(intr_data->acp_mmio, bank,
- true);
+ if (intr_data->asic_type == CHIP_CARRIZO) {
+ for (bank = 1; bank <= 4; bank++)
+ acp_set_sram_bank_state(intr_data->acp_mmio,
+ bank, true);
+ }
} else {
intr_data->capture_stream = substream;
- for (bank = 5; bank <= 8; bank++)
- acp_set_sram_bank_state(intr_data->acp_mmio, bank,
- true);
+ if (intr_data->asic_type == CHIP_CARRIZO) {
+ for (bank = 5; bank <= 8; bank++)
+ acp_set_sram_bank_state(intr_data->acp_mmio,
+ bank, true);
+ }
}
return 0;
@@ -869,14 +877,18 @@ static int acp_dma_close(struct snd_pcm_substream *substream)
if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK) {
adata->play_stream = NULL;
- for (bank = 1; bank <= 4; bank++)
- acp_set_sram_bank_state(adata->acp_mmio, bank,
- false);
- } else {
+ if (adata->asic_type == CHIP_CARRIZO) {
+ for (bank = 1; bank <= 4; bank++)
+ acp_set_sram_bank_state(adata->acp_mmio, bank,
+ false);
+ }
+ } else {
adata->capture_stream = NULL;
- for (bank = 5; bank <= 8; bank++)
- acp_set_sram_bank_state(adata->acp_mmio, bank,
- false);
+ if (adata->asic_type == CHIP_CARRIZO) {
+ for (bank = 5; bank <= 8; bank++)
+ acp_set_sram_bank_state(adata->acp_mmio, bank,
+ false);
+ }
}
/* Disable ACP irq, when the current stream is being closed and
@@ -945,7 +957,7 @@ static int acp_audio_probe(struct platform_device *pdev)
dev_set_drvdata(&pdev->dev, audio_drv_data);
/* Initialize the ACP */
- acp_init(audio_drv_data->acp_mmio);
+ acp_init(audio_drv_data->acp_mmio, audio_drv_data->asic_type);
status = snd_soc_register_platform(&pdev->dev, &acp_asoc_platform);
if (status != 0) {
@@ -976,19 +988,23 @@ static int acp_pcm_resume(struct device *dev)
u16 bank;
struct audio_drv_data *adata = dev_get_drvdata(dev);
- acp_init(adata->acp_mmio);
+ acp_init(adata->acp_mmio, adata->asic_type);
if (adata->play_stream && adata->play_stream->runtime) {
- for (bank = 1; bank <= 4; bank++)
- acp_set_sram_bank_state(adata->acp_mmio, bank,
+ if (adata->asic_type == CHIP_CARRIZO) {
+ for (bank = 1; bank <= 4; bank++)
+ acp_set_sram_bank_state(adata->acp_mmio, bank,
true);
+ }
config_acp_dma(adata->acp_mmio,
adata->play_stream->runtime->private_data);
}
if (adata->capture_stream && adata->capture_stream->runtime) {
- for (bank = 5; bank <= 8; bank++)
- acp_set_sram_bank_state(adata->acp_mmio, bank,
+ if (adata->asic_type == CHIP_CARRIZO) {
+ for (bank = 5; bank <= 8; bank++)
+ acp_set_sram_bank_state(adata->acp_mmio, bank,
true);
+ }
config_acp_dma(adata->acp_mmio,
adata->capture_stream->runtime->private_data);
}
@@ -1009,7 +1025,7 @@ static int acp_pcm_runtime_resume(struct device *dev)
{
struct audio_drv_data *adata = dev_get_drvdata(dev);
- acp_init(adata->acp_mmio);
+ acp_init(adata->acp_mmio, adata->asic_type);
acp_reg_write(1, adata->acp_mmio, mmACP_EXTERNAL_INTR_ENB);
return 0;
}
--
2.5.5
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