Commit fb2dc6a0 authored by Pierre-Louis Bossart's avatar Pierre-Louis Bossart Committed by Vinod Koul
Browse files

soundwire: intel: add debugfs callbacks in hw_ops 



No functionality change, only add indirection for debugfs helpers.

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>
Link: https://lore.kernel.org/r/20221111013135.38289-3-yung-chuan.liao@linux.intel.com


Signed-off-by: default avatarVinod Koul <vkoul@kernel.org>
parent b3ad31f3

drivers/soundwire/intel.c

+5 −2
Original line number Diff line number Diff line
@@ -1423,6 +1423,9 @@ static int intel_stop_bus(struct sdw_intel *sdw, bool clock_stop) 
}



const struct sdw_intel_hw_ops sdw_intel_cnl_hw_ops = {

	.debugfs_init = intel_debugfs_init,

	.debugfs_exit = intel_debugfs_exit,



	.pre_bank_switch = intel_pre_bank_switch,

	.post_bank_switch = intel_post_bank_switch,

};
@@ -1614,7 +1617,7 @@ int intel_link_startup(struct auxiliary_device *auxdev) 
		goto err_power_up;

	}



	intel_debugfs_init(sdw);

	sdw_intel_debugfs_init(sdw);



	/* start bus */

	ret = intel_start_bus(sdw);
@@ -1685,7 +1688,7 @@ static void intel_link_remove(struct auxiliary_device *auxdev) 
	 * SDW_INTEL_CLK_STOP_NOT_ALLOWED

	 */

	if (!bus->prop.hw_disabled) {

		intel_debugfs_exit(sdw);

		sdw_intel_debugfs_exit(sdw);

		sdw_cdns_enable_interrupt(cdns, false);

	}

	sdw_bus_master_delete(bus);

drivers/soundwire/intel.h

+16 −0
Original line number Diff line number Diff line
@@ -61,4 +61,20 @@ struct sdw_intel_link_dev { 
#define auxiliary_dev_to_sdw_intel_link_dev(auxiliary_dev) \

	container_of(auxiliary_dev, struct sdw_intel_link_dev, auxdev)



#define SDW_INTEL_CHECK_OPS(sdw, cb)	((sdw) && (sdw)->link_res && (sdw)->link_res->hw_ops && \

					 (sdw)->link_res->hw_ops->cb)

#define SDW_INTEL_OPS(sdw, cb)		((sdw)->link_res->hw_ops->cb)



static inline void sdw_intel_debugfs_init(struct sdw_intel *sdw)

{

	if (SDW_INTEL_CHECK_OPS(sdw, debugfs_init))

		SDW_INTEL_OPS(sdw, debugfs_init)(sdw);

}



static inline void sdw_intel_debugfs_exit(struct sdw_intel *sdw)

{

	if (SDW_INTEL_CHECK_OPS(sdw, debugfs_exit))

		SDW_INTEL_OPS(sdw, debugfs_exit)(sdw);

}



#endif /* __SDW_INTEL_LOCAL_H */

include/linux/soundwire/sdw_intel.h

+5 −0
Original line number Diff line number Diff line
@@ -297,10 +297,15 @@ irqreturn_t sdw_intel_thread(int irq, void *dev_id); 
struct sdw_intel;



/* struct intel_sdw_hw_ops - SoundWire ops for Intel platforms.

 * @debugfs_init: initialize all debugfs capabilities

 * @debugfs_exit: close and cleanup debugfs capabilities

 * @pre_bank_switch: helper for bus management

 * @post_bank_switch: helper for bus management

 */

struct sdw_intel_hw_ops {

	void (*debugfs_init)(struct sdw_intel *sdw);

	void (*debugfs_exit)(struct sdw_intel *sdw);



	int (*pre_bank_switch)(struct sdw_intel *sdw);

	int (*post_bank_switch)(struct sdw_intel *sdw);

};