Commit 3267b7c0 authored by Charlene Liu's avatar Charlene Liu Committed by Alex Deucher
Browse files

drm/amd/display: add debug keys for override bios settings. 



[why]
adding debug keys used for compliance test.

Reviewed-by: default avatarChris Park <Chris.Park@amd.com>
Acked-by: default avatarJasdeep Dhillon <jdhillon@amd.com>
Signed-off-by: default avatarCharlene Liu <Charlene.Liu@amd.com>
Tested-by: default avatarDaniel Wheeler <daniel.wheeler@amd.com>
Signed-off-by: default avatarAlex Deucher <alexander.deucher@amd.com>
parent 1f21390e

drivers/gpu/drm/amd/display/dc/bios/bios_parser2.c

+18 −3
Original line number Diff line number Diff line
@@ -24,6 +24,7 @@ 
 */



#include "dm_services.h"

#include "core_types.h"



#include "ObjectID.h"

#include "atomfirmware.h"
@@ -1374,7 +1375,7 @@ static enum bp_result bios_parser_get_lttpr_interop( 
	default:

		break;

	}



	DC_LOG_BIOS("DCE_INFO_CAPS_VBIOS_LTTPR_TRANSPARENT_ENABLE: %d tbl_revision.major = %d tbl_revision.minor = %d\n", *dce_caps, tbl_revision.major, tbl_revision.minor);

	return result;

}
@@ -1390,6 +1391,7 @@ static enum bp_result bios_parser_get_lttpr_caps( 
	if (!DATA_TABLES(dce_info))

		return BP_RESULT_UNSUPPORTED;



	*dce_caps  = 0;

	header = GET_IMAGE(struct atom_common_table_header,

						DATA_TABLES(dce_info));

	get_atom_data_table_revision(header, &tbl_revision);
@@ -1423,7 +1425,11 @@ static enum bp_result bios_parser_get_lttpr_caps( 
	default:

		break;

	}



	DC_LOG_BIOS("DCE_INFO_CAPS_LTTPR_SUPPORT_ENABLE: %d tbl_revision.major = %d tbl_revision.minor = %d\n", *dce_caps, tbl_revision.major, tbl_revision.minor);

	if (dcb->ctx->dc->config.force_bios_enable_lttpr && *dce_caps == 0) {

		*dce_caps = 1;

		DC_LOG_BIOS("DCE_INFO_CAPS_VBIOS_LTTPR_TRANSPARENT_ENABLE: forced enabled");

	}

	return result;

}
@@ -2994,13 +3000,22 @@ static enum bp_result construct_integrated_info( 
						info->ext_disp_conn_info.path[i].ext_encoder_obj_id.id,

						info->ext_disp_conn_info.path[i].caps

						);

			if (info->ext_disp_conn_info.path[i].caps & EXT_DISPLAY_PATH_CAPS__DP_FIXED_VS_EN)

				DC_LOG_BIOS("BIOS EXT_DISPLAY_PATH_CAPS__DP_FIXED_VS_EN on path %d\n", i);

			else if (bp->base.ctx->dc->config.force_bios_fixed_vs) {

				info->ext_disp_conn_info.path[i].caps |= EXT_DISPLAY_PATH_CAPS__DP_FIXED_VS_EN;

				DC_LOG_BIOS("driver forced EXT_DISPLAY_PATH_CAPS__DP_FIXED_VS_EN on path %d\n", i);

			}

		}



		// Log the Checksum and Voltage Swing

		DC_LOG_BIOS("Integrated info table CHECKSUM: %d\n"

					"Integrated info table FIX_DP_VOLTAGE_SWING: %d\n",

					info->ext_disp_conn_info.checksum,

					info->ext_disp_conn_info.fixdpvoltageswing);

		if (bp->base.ctx->dc->config.force_bios_fixed_vs && info->ext_disp_conn_info.fixdpvoltageswing == 0) {

			info->ext_disp_conn_info.fixdpvoltageswing = bp->base.ctx->dc->config.force_bios_fixed_vs & 0xF;

			DC_LOG_BIOS("driver forced fixdpvoltageswing = %d\n", info->ext_disp_conn_info.fixdpvoltageswing);

		}

	}

	/* Sort voltage table from low to high*/

	for (i = 1; i < NUMBER_OF_DISP_CLK_VOLTAGE; ++i) {

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

+3 −0
Original line number Diff line number Diff line
@@ -406,6 +406,9 @@ struct dc_config { 
	bool ignore_dpref_ss;

	bool enable_mipi_converter_optimization;

	bool use_default_clock_table;

	bool force_bios_enable_lttpr;

	uint8_t force_bios_fixed_vs;



};



enum visual_confirm {