Commit 4d1e2464 authored by Pierre-Louis Bossart's avatar Pierre-Louis Bossart Committed by Vinod Koul
Browse files

soundwire: intel_ace2x: add sync_arm/sync_go helpers 



Same functionality as before, but with the registers moved to the
HDaudio multi-link area.

Signed-off-by: default avatarPierre-Louis Bossart <pierre-louis.bossart@linux.intel.com>
Reviewed-by: default avatarRander Wang <rander.wang@intel.com>
Reviewed-by: default avatarPéter Ujfalusi <peter.ujfalusi@linux.intel.com>
Reviewed-by: default avatarRanjani Sridharan <ranjani.sridharan@linux.intel.com>
Signed-off-by: default avatarBard Liao <yung-chuan.liao@linux.intel.com>
Link: https://lore.kernel.org/r/20230515071042.2038-16-yung-chuan.liao@linux.intel.com


Signed-off-by: default avatarVinod Koul <vkoul@kernel.org>
parent d2f0daf6

drivers/soundwire/intel_ace2x.c

+39 −0
Original line number Diff line number Diff line
@@ -116,6 +116,41 @@ static int intel_link_power_down(struct sdw_intel *sdw) 
	return ret;

}



static void intel_sync_arm(struct sdw_intel *sdw)

{

	unsigned int link_id = sdw->instance;



	mutex_lock(sdw->link_res->shim_lock);



	hdac_bus_eml_sdw_sync_arm_unlocked(sdw->link_res->hbus, link_id);



	mutex_unlock(sdw->link_res->shim_lock);

}



static int intel_sync_go_unlocked(struct sdw_intel *sdw)

{

	int ret;



	ret = hdac_bus_eml_sdw_sync_go_unlocked(sdw->link_res->hbus);

	if (ret < 0)

		dev_err(sdw->cdns.dev, "%s: SyncGO clear failed: %d\n", __func__, ret);



	return ret;

}



static int intel_sync_go(struct sdw_intel *sdw)

{

	int ret;



	mutex_lock(sdw->link_res->shim_lock);



	ret = intel_sync_go_unlocked(sdw);



	mutex_unlock(sdw->link_res->shim_lock);



	return ret;

}



/*

 * DAI operations

 */
@@ -283,6 +318,10 @@ const struct sdw_intel_hw_ops sdw_intel_lnl_hw_ops = { 


	.link_power_up = intel_link_power_up,

	.link_power_down = intel_link_power_down,



	.sync_arm = intel_sync_arm,

	.sync_go_unlocked = intel_sync_go_unlocked,

	.sync_go = intel_sync_go,

};

EXPORT_SYMBOL_NS(sdw_intel_lnl_hw_ops, SOUNDWIRE_INTEL);