Commit a6126e14 authored by Rodrigo Siqueira's avatar Rodrigo Siqueira Committed by Alex Deucher
Browse files

drm/amd/display: Add basic ODM description 



Add kernel-doc to some of the ODM-related functions.

Tested-by: default avatarMark Broadworth <mark.broadworth@amd.com>
Reviewed-by: default avatarAurabindo Pillai <Aurabindo.Pillai@amd.com>
Acked-by: default avatarRodrigo Siqueira <Rodrigo.Siqueira@amd.com>
Signed-off-by: default avatarRodrigo Siqueira <Rodrigo.Siqueira@amd.com>
Signed-off-by: default avatarAlex Deucher <alexander.deucher@amd.com>
parent 61708a47

drivers/gpu/drm/amd/display/dc/dcn20/dcn20_resource.c

+16 −0
Original line number Diff line number Diff line
@@ -1454,6 +1454,22 @@ enum dc_status dcn20_remove_stream_from_ctx(struct dc *dc, struct dc_state *new_ 
	return result;

}



/**

 * dcn20_split_stream_for_odm - Check if stream can be splited for ODM

 *

 * @dc: DC object with resource pool info required for pipe split

 * @res_ctx: Persistent state of resources

 * @prev_odm_pipe: Reference to the previous ODM pipe

 * @next_odm_pipe: Reference to the next ODM pipe

 *

 * This function takes a logically active pipe and a logically free pipe and

 * halves all the scaling parameters that need to be halved while populating

 * the free pipe with the required resources and configuring the next/previous

 * ODM pipe pointers.

 *

 * Return:

 * Return true if split stream for ODM is possible, otherwise, return false.

 */

bool dcn20_split_stream_for_odm(

		const struct dc *dc,

		struct resource_context *res_ctx,

drivers/gpu/drm/amd/display/dc/inc/hw/stream_encoder.h

+3 −0
Original line number Diff line number Diff line
@@ -243,6 +243,9 @@ struct stream_encoder_funcs { 
			uint32_t hubp_requestor_id,

			enum dynamic_metadata_mode dmdata_mode);



	/**

	 * @dp_set_odm_combine: Sets up DP stream encoder for ODM.

	 */

	void (*dp_set_odm_combine)(

		struct stream_encoder *enc,

		bool odm_combine);

drivers/gpu/drm/amd/display/dc/inc/hw/timing_generator.h

+5 −0
Original line number Diff line number Diff line
@@ -301,6 +301,11 @@ struct timing_generator_funcs { 
	void (*get_dsc_status)(struct timing_generator *optc,

					uint32_t *dsc_mode);

	void (*set_odm_bypass)(struct timing_generator *optc, const struct dc_crtc_timing *dc_crtc_timing);



	/**

	 * @set_odm_combine: Set up the ODM block to read from the correct

	 * OPP(s) and turn on/off ODM memory.

	 */

	void (*set_odm_combine)(struct timing_generator *optc, int *opp_id, int opp_cnt,

			struct dc_crtc_timing *timing);

	void (*set_h_timing_div_manual_mode)(struct timing_generator *optc, bool manual_mode);