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Commit 4edb6fc9 authored by Bhawanpreet Lakha's avatar Bhawanpreet Lakha Committed by Alex Deucher
Browse files

drm/amd/display: Add Renoir clock manager 



Controls display clocks and interfaces with powerplay for
clock and power requirements.

Acked-by: default avatarHarry Wentland <harry.wentland@amd.com>
Signed-off-by: default avatarBhawanpreet Lakha <Bhawanpreet.Lakha@amd.com>
Signed-off-by: default avatarAlex Deucher <alexander.deucher@amd.com>
parent 6f451b60

drivers/gpu/drm/amd/display/dc/clk_mgr/Makefile

+10 −0
Original line number Diff line number Diff line
@@ -85,3 +85,13 @@ AMD_DAL_CLK_MGR_DCN20 = $(addprefix $(AMDDALPATH)/dc/clk_mgr/dcn20/,$(CLK_MGR_DC 
AMD_DISPLAY_FILES += $(AMD_DAL_CLK_MGR_DCN20)

endif



ifdef CONFIG_DRM_AMD_DC_DCN2_1

###############################################################################

# DCN21

###############################################################################

CLK_MGR_DCN21 = rn_clk_mgr.o rn_clk_mgr_vbios_smu.o



AMD_DAL_CLK_MGR_DCN21 = $(addprefix $(AMDDALPATH)/dc/clk_mgr/dcn21/,$(CLK_MGR_DCN21))



AMD_DISPLAY_FILES += $(AMD_DAL_CLK_MGR_DCN21)

endif

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

+9 −0
Original line number Diff line number Diff line
@@ -37,6 +37,9 @@ 
#include "dcn10/rv1_clk_mgr.h"

#include "dcn10/rv2_clk_mgr.h"

#include "dcn20/dcn20_clk_mgr.h"

#if defined(CONFIG_DRM_AMD_DC_DCN2_1)

#include "dcn21/rn_clk_mgr.h"

#endif





int clk_mgr_helper_get_active_display_cnt(
@@ -117,6 +120,12 @@ struct clk_mgr *dc_clk_mgr_create(struct dc_context *ctx, struct pp_smu_funcs *p 
			rv1_clk_mgr_construct(ctx, clk_mgr, pp_smu);

			break;

		}

#if defined(CONFIG_DRM_AMD_DC_DCN2_1)

		if (ASICREV_IS_RENOIR(asic_id.hw_internal_rev)) {

			rn_clk_mgr_construct(ctx, clk_mgr, pp_smu, dccg);

			break;

		}

#endif	/* DCN2_1 */

		break;

#endif	/* Family RV */

drivers/gpu/drm/amd/display/dc/clk_mgr/dcn21/rn_clk_mgr.c

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drivers/gpu/drm/amd/display/dc/clk_mgr/dcn21/rn_clk_mgr.h

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/*

 * Copyright 2018 Advanced Micro Devices, Inc.

 *

 * Permission is hereby granted, free of charge, to any person obtaining a

 * copy of this software and associated documentation files (the "Software"),

 * to deal in the Software without restriction, including without limitation

 * the rights to use, copy, modify, merge, publish, distribute, sublicense,

 * and/or sell copies of the Software, and to permit persons to whom the

 * Software is furnished to do so, subject to the following conditions:

 *

 * The above copyright notice and this permission notice shall be included in

 * all copies or substantial portions of the Software.

 *

 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR

 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,

 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL

 * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR

 * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,

 * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR

 * OTHER DEALINGS IN THE SOFTWARE.

 *

 * Authors: AMD

 *

 */



#ifndef __RN_CLK_MGR_H__

#define __RN_CLK_MGR_H__



struct rn_clk_registers {

	uint32_t CLK1_CLK0_CURRENT_CNT; /* DPREFCLK */

};





void rn_clk_mgr_construct(struct dc_context *ctx,

		struct clk_mgr_internal *clk_mgr,

		struct pp_smu_funcs *pp_smu,

		struct dccg *dccg);



#endif //__RN_CLK_MGR_H__

drivers/gpu/drm/amd/display/dc/clk_mgr/dcn21/rn_clk_mgr_vbios_smu.c

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