Commit 1fb695d9 authored by Anthony Koo's avatar Anthony Koo Committed by Alex Deucher
Browse files

drm/amd/display: Document part of the DMUB cmd 



Add a simple documentation in the dmub_cmd.

Tested-by: default avatarMark Broadworth <mark.broadworth@amd.com>
Reviewed-by: default avatarAric Cyr <Aric.Cyr@amd.com>
Acked-by: default avatarRodrigo Siqueira <Rodrigo.Siqueira@amd.com>
Signed-off-by: default avatarAnthony Koo <Anthony.Koo@amd.com>
Signed-off-by: default avatarAlex Deucher <alexander.deucher@amd.com>
parent f7f69740

drivers/gpu/drm/amd/display/dmub/inc/dmub_cmd.h

+12 −1
Original line number Diff line number Diff line
@@ -729,6 +729,7 @@ enum dmub_cmd_type { 
	/**

	 * Command type used for all VBIOS interface commands.

	 */



	/**

	 * Command type used for all SECURE_DISPLAY commands.

	 */
@@ -3147,14 +3148,23 @@ struct dmub_rb_cmd_get_usbc_cable_id { 
	} data;

};



/**

 * Command type of a DMUB_CMD__SECURE_DISPLAY command

 */

enum dmub_cmd_secure_display_type {

	DMUB_CMD__SECURE_DISPLAY_TEST_CMD = 0,

	DMUB_CMD__SECURE_DISPLAY_TEST_CMD = 0,		/* test command to only check if inbox message works */

	DMUB_CMD__SECURE_DISPLAY_CRC_STOP_UPDATE,

	DMUB_CMD__SECURE_DISPLAY_CRC_WIN_NOTIFY

};



/**

 * Definition of a DMUB_CMD__SECURE_DISPLAY command

 */

struct dmub_rb_cmd_secure_display {

	struct dmub_cmd_header header;

	/**

	 * Data passed from driver to dmub firmware.

	 */

	struct dmub_cmd_roi_info {

		uint16_t x_start;

		uint16_t x_end;
@@ -3373,6 +3383,7 @@ union dmub_rb_cmd { 
	 * Definition of a DMUB_CMD__SECURE_DISPLAY command.

	 */

	struct dmub_rb_cmd_secure_display secure_display;



	/**

	 * Definition of a DMUB_CMD__DPIA_HPD_INT_ENABLE command.

	 */