Commit 5c69cc55 authored by Jayendran Ramani's avatar Jayendran Ramani Committed by Alex Deucher
Browse files

drm/amd/display: Return last used DRR VTOTAL from DC 



[How]
Add call to get the last used VTOTAL from DC

Signed-off-by: default avatarJayendran Ramani <Jayendran.Ramani@amd.com>
Reviewed-by: default avatarAnthony Koo <Anthony.Koo@amd.com>
Acked-by: default avatarStylon Wang <stylon.wang@amd.com>
Tested-by: default avatarDaniel Wheeler <daniel.wheeler@amd.com>
Signed-off-by: default avatarAlex Deucher <alexander.deucher@amd.com>
parent 593397a1

drivers/gpu/drm/amd/display/dc/core/dc.c

+42 −0
Original line number Diff line number Diff line
@@ -325,6 +325,48 @@ bool dc_stream_adjust_vmin_vmax(struct dc *dc, 
	return ret;

}



/**

 *****************************************************************************

 *  Function: dc_stream_get_last_vrr_vtotal

 *

 *  @brief

 *     Looks up the pipe context of dc_stream_state and gets the

 *     last VTOTAL used by DRR (Dynamic Refresh Rate)

 *

 *  @param [in] dc: dc reference

 *  @param [in] stream: Initial dc stream state

 *  @param [in] adjust: Updated parameters for vertical_total_min and

 *  vertical_total_max

 *****************************************************************************

 */

bool dc_stream_get_last_used_drr_vtotal(struct dc *dc,

		struct dc_stream_state *stream,

		uint32_t *refresh_rate)

{

	bool status = false;



	int i = 0;



	for (i = 0; i < MAX_PIPES; i++) {

		struct pipe_ctx *pipe = &dc->current_state->res_ctx.pipe_ctx[i];



		if (pipe->stream == stream && pipe->stream_res.tg) {

			/* Only execute if a function pointer has been defined for

			 * the DC version in question

			 */

			if (pipe->stream_res.tg->funcs->get_last_used_drr_vtotal) {

				pipe->stream_res.tg->funcs->get_last_used_drr_vtotal(pipe->stream_res.tg, refresh_rate);



				status = true;



				break;

			}

		}

	}



	return status;

}



bool dc_stream_get_crtc_position(struct dc *dc,

		struct dc_stream_state **streams, int num_streams,

		unsigned int *v_pos, unsigned int *nom_v_pos)

drivers/gpu/drm/amd/display/dc/dc_stream.h

+4 −0
Original line number Diff line number Diff line
@@ -465,6 +465,10 @@ bool dc_stream_adjust_vmin_vmax(struct dc *dc, 
				struct dc_stream_state *stream,

				struct dc_crtc_timing_adjust *adjust);



bool dc_stream_get_last_used_drr_vtotal(struct dc *dc,

		struct dc_stream_state *stream,

		uint32_t *refresh_rate);



bool dc_stream_get_crtc_position(struct dc *dc,

				 struct dc_stream_state **stream,

				 int num_streams,

drivers/gpu/drm/amd/display/dc/dce110/dce110_timing_generator.c

+1 −0
Original line number Diff line number Diff line
@@ -2231,6 +2231,7 @@ static const struct timing_generator_funcs dce110_tg_funcs = { 
				dce110_timing_generator_enable_advanced_request,

		.set_drr =

				dce110_timing_generator_set_drr,

		.get_last_used_drr_vtotal = NULL,

		.set_static_screen_control =

			dce110_timing_generator_set_static_screen_control,

		.set_test_pattern = dce110_timing_generator_set_test_pattern,

drivers/gpu/drm/amd/display/dc/dce120/dce120_timing_generator.c

+1 −0
Original line number Diff line number Diff line
@@ -1190,6 +1190,7 @@ static const struct timing_generator_funcs dce120_tg_funcs = { 
		.tear_down_global_swap_lock = dce120_timing_generator_tear_down_global_swap_lock,

		.enable_advanced_request = dce120_timing_generator_enable_advanced_request,

		.set_drr = dce120_timing_generator_set_drr,

		.get_last_used_drr_vtotal = NULL,

		.set_static_screen_control = dce120_timing_generator_set_static_screen_control,

		.set_test_pattern = dce120_timing_generator_set_test_pattern,

		.arm_vert_intr = dce120_arm_vert_intr,

drivers/gpu/drm/amd/display/dc/dce80/dce80_timing_generator.c

+1 −0
Original line number Diff line number Diff line
@@ -209,6 +209,7 @@ static const struct timing_generator_funcs dce80_tg_funcs = { 
		.tear_down_global_swap_lock =

				dce110_timing_generator_tear_down_global_swap_lock,

		.set_drr = dce110_timing_generator_set_drr,

		.get_last_used_drr_vtotal = NULL,

		.set_static_screen_control =

			dce110_timing_generator_set_static_screen_control,

		.set_test_pattern = dce110_timing_generator_set_test_pattern,