ASoC: SOF: add set_power_state() to dsp_ops for power state update

D0i3 is a platform-defined substate of D0, so we need a
platform-specific callback in dsp_ops to handle the relevant
configurations.

Signed-off-by: Keyon Jie <yang.jie@linux.intel.com>
Signed-off-by: Pierre-Louis Bossart <pierre-louis.bossart@linux.intel.com>
Link: https://lore.kernel.org/r/20191025224122.7718-4-pierre-louis.bossart@linux.intel.com
Signed-off-by: Mark Brown <broonie@kernel.org>

diff --git a/sound/soc/sof/ops.h b/sound/soc/sof/ops.h
index 824d36f..d7c8fc0 100644 (file)
--- a/sound/soc/sof/ops.h
+++ b/sound/soc/sof/ops.h
@@ -193,6 +193,15 @@ static inline int snd_sof_dsp_set_clk(struct snd_sof_dev *sdev, u32 freq)
        return 0;
 }
 
+static inline int snd_sof_dsp_set_power_state(struct snd_sof_dev *sdev,
+                                             enum sof_d0_substate substate)
+{
+       if (sof_ops(sdev)->set_power_state)
+               return sof_ops(sdev)->set_power_state(sdev, substate);
+
+       return 0;
+}
+
 /* debug */
 static inline void snd_sof_dsp_dbg_dump(struct snd_sof_dev *sdev, u32 flags)
 {

diff --git a/sound/soc/sof/sof-priv.h b/sound/soc/sof/sof-priv.h
index 481dfe4..e9902e4 100644 (file)
--- a/sound/soc/sof/sof-priv.h
+++ b/sound/soc/sof/sof-priv.h
@@ -189,6 +189,8 @@ struct snd_sof_dsp_ops {
        int (*runtime_resume)(struct snd_sof_dev *sof_dev); /* optional */
        int (*runtime_idle)(struct snd_sof_dev *sof_dev); /* optional */
        int (*set_hw_params_upon_resume)(struct snd_sof_dev *sdev); /* optional */
+       int (*set_power_state)(struct snd_sof_dev *sdev,
+                              enum sof_d0_substate d0_substate); /* optional */
 
        /* DSP clocking */
        int (*set_clk)(struct snd_sof_dev *sof_dev, u32 freq); /* optional */