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| author | Pierre-Louis Bossart <pierre-louis.bossart@linux.intel.com> | 2023-05-15 09:10:22 +0200 |
|---|---|---|
| committer | Vinod Koul <vkoul@kernel.org> | 2023-05-27 12:36:45 +0200 |
| commit | 881cf1e9df731e6dc238ca83067c17c782e2a059 (patch) | |
| tree | 42631f4159e186bdfe25efde7970f61d106cb763 /include | |
| parent | soundwire: intel/cadence: set ip_offset at run-time (diff) | |
| download | linux-881cf1e9df731e6dc238ca83067c17c782e2a059.tar.xz linux-881cf1e9df731e6dc238ca83067c17c782e2a059.zip | |
ASoC/soundwire: intel: pass hdac_bus pointer for link management
The hdac_bus pointer is used to access the extended link information
and handle power management. Pass it from the SOF driver down to the
auxiliary devices.
Signed-off-by: Pierre-Louis Bossart <pierre-louis.bossart@linux.intel.com>
Reviewed-by: Rander Wang <rander.wang@intel.com>
Reviewed-by: Péter Ujfalusi <peter.ujfalusi@linux.intel.com>
Reviewed-by: Ranjani Sridharan <ranjani.sridharan@linux.intel.com>
Signed-off-by: Bard Liao <yung-chuan.liao@linux.intel.com>
Acked-by: Mark Brown <broonie@kernel.org>
Link: https://lore.kernel.org/r/20230515071042.2038-7-yung-chuan.liao@linux.intel.com
Signed-off-by: Vinod Koul <vkoul@kernel.org>
Diffstat (limited to 'include')
| -rw-r--r-- | include/linux/soundwire/sdw_intel.h | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/include/linux/soundwire/sdw_intel.h b/include/linux/soundwire/sdw_intel.h index 88eb5bf98140..c4281aa06e2e 100644 --- a/include/linux/soundwire/sdw_intel.h +++ b/include/linux/soundwire/sdw_intel.h @@ -269,6 +269,8 @@ struct sdw_intel_slave_id { struct sdw_slave_id id; }; +struct hdac_bus; + /** * struct sdw_intel_ctx - context allocated by the controller * driver probe @@ -324,6 +326,7 @@ struct sdw_intel_ctx { * @shim_base: sdw shim base. * @alh_base: sdw alh base. * @ext: extended HDaudio link support + * @hbus: hdac_bus pointer, needed for power management */ struct sdw_intel_res { const struct sdw_intel_hw_ops *hw_ops; @@ -339,6 +342,7 @@ struct sdw_intel_res { u32 shim_base; u32 alh_base; bool ext; + struct hdac_bus *hbus; }; /* |