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| author | Jayachandran B <jayachandran.b@intel.com> | 2016-11-03 14:37:17 +0300 |
|---|---|---|
| committer | Mark Brown <broonie@kernel.org> | 2016-11-03 20:14:22 +0300 |
| commit | 5bb4cd46ace5f220fbc34370e7fe9ba515ead9f8 (patch) | |
| tree | 4a604053780d18f5450c7d022559cafe9ff62c6a /sound/soc/intel/skylake/skl-sst-dsp.h | |
| parent | a26a3f53e3d2bfeb666ca31b5f86c65a1816eb89 (diff) | |
| download | linux-5bb4cd46ace5f220fbc34370e7fe9ba515ead9f8.tar.xz | |
ASoC: Intel: Skylake: Add D0iX callbacks
The driver needs two DSP callback, one to set D0i0 (active) and D0i3
(low-power) states.
Add these callbacks in dsp ops and implement them for broxton platforms.
Signed-off-by: Jayachandran B <jayachandran.b@intel.com>
Signed-off-by: Vinod Koul <vinod.koul@intel.com>
Signed-off-by: Mark Brown <broonie@kernel.org>
Diffstat (limited to 'sound/soc/intel/skylake/skl-sst-dsp.h')
| -rw-r--r-- | sound/soc/intel/skylake/skl-sst-dsp.h | 12 |
1 files changed, 12 insertions, 0 deletions
diff --git a/sound/soc/intel/skylake/skl-sst-dsp.h b/sound/soc/intel/skylake/skl-sst-dsp.h index b9e71d051fb1..7c272ba0f4b5 100644 --- a/sound/soc/intel/skylake/skl-sst-dsp.h +++ b/sound/soc/intel/skylake/skl-sst-dsp.h @@ -126,11 +126,21 @@ struct sst_dsp_device; #define SKL_ADSPCS_CPA_SHIFT 24 #define SKL_ADSPCS_CPA_MASK(cm) ((cm) << SKL_ADSPCS_CPA_SHIFT) +/* DSP Core state */ enum skl_dsp_states { SKL_DSP_RUNNING = 1, + /* Running in D0i3 state; can be in streaming or non-streaming D0i3 */ + SKL_DSP_RUNNING_D0I3, /* Running in D0i3 state*/ SKL_DSP_RESET, }; +/* D0i3 substates */ +enum skl_dsp_d0i3_states { + SKL_DSP_D0I3_NONE = -1, /* No D0i3 */ + SKL_DSP_D0I3_NON_STREAMING = 0, + SKL_DSP_D0I3_STREAMING = 1, +}; + struct skl_dsp_fw_ops { int (*load_fw)(struct sst_dsp *ctx); /* FW module parser/loader */ @@ -139,6 +149,8 @@ struct skl_dsp_fw_ops { int (*parse_fw)(struct sst_dsp *ctx); int (*set_state_D0)(struct sst_dsp *ctx, unsigned int core_id); int (*set_state_D3)(struct sst_dsp *ctx, unsigned int core_id); + int (*set_state_D0i3)(struct sst_dsp *ctx); + int (*set_state_D0i0)(struct sst_dsp *ctx); unsigned int (*get_fw_errcode)(struct sst_dsp *ctx); int (*load_mod)(struct sst_dsp *ctx, u16 mod_id, u8 *mod_name); int (*unload_mod)(struct sst_dsp *ctx, u16 mod_id); |