Unverified Commit 133547a1 authored by Pierre-Louis Bossart's avatar Pierre-Louis Bossart Committed by Mark Brown
Browse files

soundwire: intel/cadence: expose PING status in manager ops 



Simple indirection to existing register.

Signed-off-by: default avatarPierre-Louis Bossart <pierre-louis.bossart@linux.intel.com>
Reviewed-by: default avatarRander Wang <rander.wang@intel.com>
Signed-off-by: default avatarBard Liao <yung-chuan.liao@linux.intel.com>
Acked-By: default avatarVinod Koul <vkoul@kernel.org>
Link: https://lore.kernel.org/r/20220714011043.46059-3-yung-chuan.liao@linux.intel.com


Signed-off-by: default avatarMark Brown <broonie@kernel.org>
parent 874de459

drivers/soundwire/cadence_master.c

+8 −0
Original line number Diff line number Diff line
@@ -756,6 +756,14 @@ cdns_reset_page_addr(struct sdw_bus *bus, unsigned int dev_num) 
}

EXPORT_SYMBOL(cdns_reset_page_addr);



u32 cdns_read_ping_status(struct sdw_bus *bus)

{

	struct sdw_cdns *cdns = bus_to_cdns(bus);



	return cdns_readl(cdns, CDNS_MCP_SLAVE_STAT);

}

EXPORT_SYMBOL(cdns_read_ping_status);



/*

 * IRQ handling

 */

drivers/soundwire/cadence_master.h

+2 −0
Original line number Diff line number Diff line
@@ -177,6 +177,8 @@ enum sdw_command_response 
cdns_xfer_msg_defer(struct sdw_bus *bus,

		    struct sdw_msg *msg, struct sdw_defer *defer);



u32 cdns_read_ping_status(struct sdw_bus *bus);



int cdns_bus_conf(struct sdw_bus *bus, struct sdw_bus_params *params);



int cdns_set_sdw_stream(struct snd_soc_dai *dai,

drivers/soundwire/intel.c

+1 −0
Original line number Diff line number Diff line
@@ -1262,6 +1262,7 @@ static struct sdw_master_ops sdw_intel_ops = { 
	.set_bus_conf = cdns_bus_conf,

	.pre_bank_switch = intel_pre_bank_switch,

	.post_bank_switch = intel_post_bank_switch,

	.read_ping_status = cdns_read_ping_status,

};



static int intel_init(struct sdw_intel *sdw)