From: Maruthi Srinivas Bayyavarapu <Maruthi.Bayyavarapu@xxxxxxx>
Added suspend/resume functionality for AMD ACP ASoC PCM driver.
Enabled them in the ASoC machine driver
Signed-off-by: Maruthi Bayyavarapu <maruthi.bayyavarapu@xxxxxxx>
Reviewed-by: Alex Deucher <alexander.deucher@xxxxxxx>
Reviewed-by: Murali Krishna Vemuri <murali-krishna.vemuri@xxxxxxx>
---
sound/soc/amd/acp-pcm-dma.c | 31 +++++++++++++++++++++++++++++++
sound/soc/amd/acp-rt286.c | 1 -
2 files changed, 31 insertions(+), 1 deletion(-)
diff --git a/sound/soc/amd/acp-pcm-dma.c b/sound/soc/amd/acp-pcm-dma.c
index 0f58957..db09b77 100644
--- a/sound/soc/amd/acp-pcm-dma.c
+++ b/sound/soc/amd/acp-pcm-dma.c
@@ -625,11 +625,42 @@ static int acp_amdsoc_remove(struct amd_gnb_bus_dev *adev)
return 0;
}
+static int acp_pcm_suspend(struct device *dev)
+{
+ return 0;
+}
+
+static int acp_pcm_resume(struct device *dev)
+{
+ struct snd_pcm_substream *substream;
+ struct snd_pcm_runtime *runtime;
+ struct audio_substream_data *rtd;
+
+ struct audio_drv_data *irq_data =
+ (struct audio_drv_data *)dev_get_drvdata(dev);
+
+ substream = irq_data->play_stream;
+ runtime = substream->runtime;
+ rtd = runtime->private_data;
+
+ irq_data->acp_dev->config_i2s(irq_data->acp_dev, rtd->i2s_config);
+ irq_data->acp_dev->config_dma(irq_data->acp_dev, rtd->dma_config);
+
+ return 0;
+}
+
+static const struct dev_pm_ops acp_pm_ops = {
+ SET_SYSTEM_SLEEP_PM_OPS(acp_pcm_suspend, acp_pcm_resume)
+};
+
static struct amd_gnb_bus_driver acp_dma_driver = {
.name = "acp-pcm-driver",
.ip = AMD_GNB_IP_ACP_PCM,
.probe = acp_amdsoc_probe,
.remove = acp_amdsoc_remove,
+ .driver = {
+ .pm = &acp_pm_ops,
+ },
};
static int __init amdsoc_bus_acp_dma_driver_init(void)
diff --git a/sound/soc/amd/acp-rt286.c b/sound/soc/amd/acp-rt286.c
index 7d4bdf9..8be9236 100644
--- a/sound/soc/amd/acp-rt286.c
+++ b/sound/soc/amd/acp-rt286.c
@@ -129,7 +129,6 @@ static struct snd_soc_dai_link carrizo_dai_rt286 = {
.codec_name = "rt286.3-001c",
.dai_fmt = SND_SOC_DAIFMT_I2S | SND_SOC_DAIFMT_NB_NF
| SND_SOC_DAIFMT_CBM_CFM,
- .ignore_suspend = 1,
.ops = &carrizo_rt286_ops,
.init = carrizo_init,
};
--
1.8.3.1
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