Resguardo inicial

linux-7.2.3/drivers/gpu/drm/amd/display/dc/dcn31/Makefile

@@ -0,0 +1,13 @@
+# SPDX-License-Identifier: MIT
+# Copyright © 2024 Advanced Micro Devices, Inc. All rights reserved.
+#
+#
+# Makefile for dcn31.
+
+DCN31 = dcn31_panel_cntl.o \
+	dcn31_apg.o \
+	dcn31_afmt.o dcn31_vpg.o
+
+AMD_DAL_DCN31 = $(addprefix $(AMDDALPATH)/dc/dcn31/,$(DCN31))
+
+AMD_DISPLAY_FILES += $(AMD_DAL_DCN31)

linux-7.2.3/drivers/gpu/drm/amd/display/dc/dcn31/dcn31_afmt.c

@@ -0,0 +1,92 @@
+/*
+ * Copyright 2019 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
+ *
+ */
+
+#include "dc_bios_types.h"
+#include "hw_shared.h"
+#include "dcn30/dcn30_afmt.h"
+#include "dcn31_afmt.h"
+#include "reg_helper.h"
+#include "dc/dc.h"
+
+#define DC_LOGGER \
+		afmt31->base.ctx->logger
+
+#define REG(reg)\
+	(afmt31->regs->reg)
+
+#undef FN
+#define FN(reg_name, field_name) \
+	afmt31->afmt_shift->field_name, afmt31->afmt_mask->field_name
+
+
+#define CTX \
+	afmt31->base.ctx
+
+static struct afmt_funcs dcn31_afmt_funcs = {
+	.setup_hdmi_audio		= afmt3_setup_hdmi_audio,
+	.se_audio_setup			= afmt3_se_audio_setup,
+	.audio_mute_control		= afmt3_audio_mute_control,
+	.audio_info_immediate_update	= afmt3_audio_info_immediate_update,
+	.setup_dp_audio			= afmt3_setup_dp_audio,
+	.afmt_powerdown			= afmt31_powerdown,
+	.afmt_poweron			= afmt31_poweron
+};
+
+void afmt31_powerdown(struct afmt *afmt)
+{
+	struct dcn31_afmt *afmt31 = DCN31_AFMT_FROM_AFMT(afmt);
+
+	if (afmt->ctx->dc->debug.enable_mem_low_power.bits.afmt == false)
+		return;
+
+	REG_UPDATE_2(AFMT_MEM_PWR, AFMT_MEM_PWR_DIS, 0, AFMT_MEM_PWR_FORCE, 1);
+}
+
+void afmt31_poweron(struct afmt *afmt)
+{
+	struct dcn31_afmt *afmt31 = DCN31_AFMT_FROM_AFMT(afmt);
+
+	if (afmt->ctx->dc->debug.enable_mem_low_power.bits.afmt == false)
+		return;
+
+	REG_UPDATE_2(AFMT_MEM_PWR, AFMT_MEM_PWR_DIS, 1, AFMT_MEM_PWR_FORCE, 0);
+}
+
+void afmt31_construct(struct dcn31_afmt *afmt31,
+	struct dc_context *ctx,
+	uint32_t inst,
+	const struct dcn31_afmt_registers *afmt_regs,
+	const struct dcn31_afmt_shift *afmt_shift,
+	const struct dcn31_afmt_mask *afmt_mask)
+{
+	afmt31->base.ctx = ctx;
+
+	afmt31->base.inst = inst;
+	afmt31->base.funcs = &dcn31_afmt_funcs;
+
+	afmt31->regs = afmt_regs;
+	afmt31->afmt_shift = afmt_shift;
+	afmt31->afmt_mask = afmt_mask;
+}

linux-7.2.3/drivers/gpu/drm/amd/display/dc/dcn31/dcn31_afmt.h

@@ -0,0 +1,126 @@
+/*
+ * Copyright 2019 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 __DAL_DCN31_AFMT_H__
+#define __DAL_DCN31_AFMT_H__
+
+
+#define DCN31_AFMT_FROM_AFMT(afmt)\
+	container_of(afmt, struct dcn31_afmt, base)
+
+#define AFMT_DCN31_REG_LIST(id) \
+	SRI(AFMT_INFOFRAME_CONTROL0, AFMT, id), \
+	SRI(AFMT_VBI_PACKET_CONTROL, AFMT, id), \
+	SRI(AFMT_AUDIO_PACKET_CONTROL, AFMT, id), \
+	SRI(AFMT_AUDIO_PACKET_CONTROL2, AFMT, id), \
+	SRI(AFMT_AUDIO_SRC_CONTROL, AFMT, id), \
+	SRI(AFMT_60958_0, AFMT, id), \
+	SRI(AFMT_60958_1, AFMT, id), \
+	SRI(AFMT_60958_2, AFMT, id), \
+	SRI(AFMT_MEM_PWR, AFMT, id)
+
+struct dcn31_afmt_registers {
+	uint32_t AFMT_INFOFRAME_CONTROL0;
+	uint32_t AFMT_VBI_PACKET_CONTROL;
+	uint32_t AFMT_AUDIO_PACKET_CONTROL;
+	uint32_t AFMT_AUDIO_PACKET_CONTROL2;
+	uint32_t AFMT_AUDIO_SRC_CONTROL;
+	uint32_t AFMT_60958_0;
+	uint32_t AFMT_60958_1;
+	uint32_t AFMT_60958_2;
+	uint32_t AFMT_MEM_PWR;
+};
+
+#define DCN31_AFMT_MASK_SH_LIST(mask_sh)\
+	SE_SF(AFMT0_AFMT_INFOFRAME_CONTROL0, AFMT_AUDIO_INFO_UPDATE, mask_sh),\
+	SE_SF(AFMT0_AFMT_AUDIO_SRC_CONTROL, AFMT_AUDIO_SRC_SELECT, mask_sh),\
+	SE_SF(AFMT0_AFMT_AUDIO_PACKET_CONTROL2, AFMT_AUDIO_CHANNEL_ENABLE, mask_sh),\
+	SE_SF(AFMT0_AFMT_AUDIO_PACKET_CONTROL, AFMT_60958_CS_UPDATE, mask_sh),\
+	SE_SF(AFMT0_AFMT_AUDIO_PACKET_CONTROL2, AFMT_AUDIO_LAYOUT_OVRD, mask_sh),\
+	SE_SF(AFMT0_AFMT_AUDIO_PACKET_CONTROL2, AFMT_60958_OSF_OVRD, mask_sh),\
+	SE_SF(AFMT0_AFMT_60958_0, AFMT_60958_CS_CHANNEL_NUMBER_L, mask_sh),\
+	SE_SF(AFMT0_AFMT_60958_0, AFMT_60958_CS_CLOCK_ACCURACY, mask_sh),\
+	SE_SF(AFMT0_AFMT_60958_1, AFMT_60958_CS_CHANNEL_NUMBER_R, mask_sh),\
+	SE_SF(AFMT0_AFMT_60958_2, AFMT_60958_CS_CHANNEL_NUMBER_2, mask_sh),\
+	SE_SF(AFMT0_AFMT_60958_2, AFMT_60958_CS_CHANNEL_NUMBER_3, mask_sh),\
+	SE_SF(AFMT0_AFMT_60958_2, AFMT_60958_CS_CHANNEL_NUMBER_4, mask_sh),\
+	SE_SF(AFMT0_AFMT_60958_2, AFMT_60958_CS_CHANNEL_NUMBER_5, mask_sh),\
+	SE_SF(AFMT0_AFMT_60958_2, AFMT_60958_CS_CHANNEL_NUMBER_6, mask_sh),\
+	SE_SF(AFMT0_AFMT_60958_2, AFMT_60958_CS_CHANNEL_NUMBER_7, mask_sh),\
+	SE_SF(AFMT0_AFMT_AUDIO_PACKET_CONTROL, AFMT_AUDIO_SAMPLE_SEND, mask_sh),\
+	SE_SF(AFMT0_AFMT_MEM_PWR, AFMT_MEM_PWR_FORCE, mask_sh),\
+	SE_SF(AFMT0_AFMT_MEM_PWR, AFMT_MEM_PWR_DIS, mask_sh),\
+	SE_SF(AFMT0_AFMT_MEM_PWR, AFMT_MEM_PWR_STATE, mask_sh)
+
+#define AFMT_DCN31_REG_FIELD_LIST(type) \
+		type AFMT_AUDIO_INFO_UPDATE;\
+		type AFMT_AUDIO_SRC_SELECT;\
+		type AFMT_AUDIO_CHANNEL_ENABLE;\
+		type AFMT_60958_CS_UPDATE;\
+		type AFMT_AUDIO_LAYOUT_OVRD;\
+		type AFMT_60958_OSF_OVRD;\
+		type AFMT_60958_CS_CHANNEL_NUMBER_L;\
+		type AFMT_60958_CS_CLOCK_ACCURACY;\
+		type AFMT_60958_CS_CHANNEL_NUMBER_R;\
+		type AFMT_60958_CS_CHANNEL_NUMBER_2;\
+		type AFMT_60958_CS_CHANNEL_NUMBER_3;\
+		type AFMT_60958_CS_CHANNEL_NUMBER_4;\
+		type AFMT_60958_CS_CHANNEL_NUMBER_5;\
+		type AFMT_60958_CS_CHANNEL_NUMBER_6;\
+		type AFMT_60958_CS_CHANNEL_NUMBER_7;\
+		type AFMT_AUDIO_SAMPLE_SEND;\
+		type AFMT_MEM_PWR_FORCE;\
+		type AFMT_MEM_PWR_DIS;\
+		type AFMT_MEM_PWR_STATE
+
+struct dcn31_afmt_shift {
+	AFMT_DCN31_REG_FIELD_LIST(uint8_t);
+};
+
+struct dcn31_afmt_mask {
+	AFMT_DCN31_REG_FIELD_LIST(uint32_t);
+};
+
+struct dcn31_afmt {
+	struct afmt base;
+	const struct dcn31_afmt_registers *regs;
+	const struct dcn31_afmt_shift *afmt_shift;
+	const struct dcn31_afmt_mask *afmt_mask;
+};
+
+void afmt31_poweron(
+		struct afmt *afmt);
+
+void afmt31_powerdown(
+		struct afmt *afmt);
+
+void afmt31_construct(struct dcn31_afmt *afmt31,
+	struct dc_context *ctx,
+	uint32_t inst,
+	const struct dcn31_afmt_registers *afmt_regs,
+	const struct dcn31_afmt_shift *afmt_shift,
+	const struct dcn31_afmt_mask *afmt_mask);
+
+#endif

linux-7.2.3/drivers/gpu/drm/amd/display/dc/dcn31/dcn31_apg.c

@@ -0,0 +1,120 @@
+/*
+ * Copyright 2019 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
+ *
+ */
+
+
+#include "dc_bios_types.h"
+#include "hw_shared.h"
+#include "dcn31_apg.h"
+#include "reg_helper.h"
+
+#define DC_LOGGER \
+		apg31->base.ctx->logger
+
+#define REG(reg)\
+	(apg31->regs->reg)
+
+#undef FN
+#define FN(reg_name, field_name) \
+	apg31->apg_shift->field_name, apg31->apg_mask->field_name
+
+
+#define CTX \
+	apg31->base.ctx
+
+
+static void apg31_enable(
+	struct apg *apg)
+{
+	struct dcn31_apg *apg31 = DCN31_APG_FROM_APG(apg);
+
+	/* Reset APG */
+	REG_UPDATE(APG_CONTROL, APG_RESET, 1);
+	REG_WAIT(APG_CONTROL,
+			APG_RESET_DONE, 1,
+			1, 10);
+	REG_UPDATE(APG_CONTROL, APG_RESET, 0);
+	REG_WAIT(APG_CONTROL,
+			APG_RESET_DONE, 0,
+			1, 10);
+
+	/* Enable APG */
+	REG_UPDATE(APG_CONTROL2, APG_ENABLE, 1);
+}
+
+static void apg31_disable(
+	struct apg *apg)
+{
+	struct dcn31_apg *apg31 = DCN31_APG_FROM_APG(apg);
+
+	/* Disable APG */
+	REG_UPDATE(APG_CONTROL2, APG_ENABLE, 0);
+}
+
+static void apg31_se_audio_setup(
+	struct apg *apg,
+	unsigned int az_inst,
+	struct audio_info *audio_info)
+{
+	(void)az_inst;
+	struct dcn31_apg *apg31 = DCN31_APG_FROM_APG(apg);
+
+	ASSERT(audio_info);
+	/* This should not happen.it does so we don't get BSOD*/
+	if (audio_info == NULL)
+		return;
+
+	/* DisplayPort only allows for one audio stream with stream ID 0 */
+	REG_UPDATE(APG_CONTROL2, APG_DP_AUDIO_STREAM_ID, 0);
+
+	/* When running in "pair mode", pairs of audio channels have their own enable
+	 * this is for really old audio drivers */
+	REG_UPDATE(APG_DBG_GEN_CONTROL, APG_DBG_AUDIO_CHANNEL_ENABLE, 0xFF);
+
+	/* Disable forced mem power off */
+	REG_UPDATE(APG_MEM_PWR, APG_MEM_PWR_FORCE, 0);
+}
+
+static struct apg_funcs dcn31_apg_funcs = {
+	.se_audio_setup			= apg31_se_audio_setup,
+	.enable_apg			= apg31_enable,
+	.disable_apg			= apg31_disable,
+};
+
+void apg31_construct(struct dcn31_apg *apg31,
+	struct dc_context *ctx,
+	uint32_t inst,
+	const struct dcn31_apg_registers *apg_regs,
+	const struct dcn31_apg_shift *apg_shift,
+	const struct dcn31_apg_mask *apg_mask)
+{
+	apg31->base.ctx = ctx;
+
+	apg31->base.inst = inst;
+	apg31->base.funcs = &dcn31_apg_funcs;
+
+	apg31->regs = apg_regs;
+	apg31->apg_shift = apg_shift;
+	apg31->apg_mask = apg_mask;
+}

linux-7.2.3/drivers/gpu/drm/amd/display/dc/dcn31/dcn31_apg.h

@@ -0,0 +1,124 @@
+/*
+ * Copyright 2020 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 __DAL_DCN31_AGP_H__
+#define __DAL_DCN31_AGP_H__
+
+
+#define DCN31_APG_FROM_APG(apg)\
+	container_of(apg, struct dcn31_apg, base)
+
+#define APG_DCN31_REG_LIST(id) \
+	SRI(APG_CONTROL, APG, id), \
+	SRI(APG_CONTROL2, APG, id),\
+	SRI(APG_MEM_PWR, APG, id),\
+	SRI(APG_DBG_GEN_CONTROL, APG, id)
+
+struct dcn31_apg_registers {
+	uint32_t APG_CONTROL;
+	uint32_t APG_CONTROL2;
+	uint32_t APG_MEM_PWR;
+	uint32_t APG_DBG_GEN_CONTROL;
+};
+
+
+#define DCN31_APG_MASK_SH_LIST(mask_sh)\
+	SE_SF(APG0_APG_CONTROL, APG_RESET, mask_sh),\
+	SE_SF(APG0_APG_CONTROL, APG_RESET_DONE, mask_sh),\
+	SE_SF(APG0_APG_CONTROL2, APG_ENABLE, mask_sh),\
+	SE_SF(APG0_APG_CONTROL2, APG_DP_AUDIO_STREAM_ID, mask_sh),\
+	SE_SF(APG0_APG_DBG_GEN_CONTROL, APG_DBG_AUDIO_CHANNEL_ENABLE, mask_sh),\
+	SE_SF(APG0_APG_MEM_PWR, APG_MEM_PWR_FORCE, mask_sh)
+
+#define APG_DCN31_REG_FIELD_LIST(type) \
+		type APG_RESET;\
+		type APG_RESET_DONE;\
+		type APG_ENABLE;\
+		type APG_DP_AUDIO_STREAM_ID;\
+		type APG_DBG_AUDIO_CHANNEL_ENABLE;\
+		type APG_MEM_PWR_FORCE
+
+//APG0_APG_DBG_GEN_CONTROL
+#define APG0_APG_DBG_GEN_CONTROL__APG_DBG_AUDIO_CHANNEL_ENABLE__SHIFT                                         0x8
+#define APG0_APG_DBG_GEN_CONTROL__APG_DBG_AUDIO_CHANNEL_ENABLE_MASK                                           0x0000FF00L
+
+/* Not in DCN42B: APG_DBG_GEN_CONTROL, APG0_APG_DBG_60958 */
+#define DCN42B_APG_MASK_SH_LIST(mask_sh)\
+	SE_SF(APG0_APG_CONTROL, APG_RESET, mask_sh),\
+	SE_SF(APG0_APG_CONTROL, APG_RESET_DONE, mask_sh),\
+	SE_SF(APG0_APG_CONTROL2, APG_ENABLE, mask_sh),\
+	SE_SF(APG0_APG_CONTROL2, APG_DP_AUDIO_STREAM_ID, mask_sh),\
+	SE_SF(APG0_APG_MEM_PWR, APG_MEM_PWR_FORCE, mask_sh),\
+	SE_SF(APG0_APG_DBG_GEN_CONTROL, APG_DBG_AUDIO_CHANNEL_ENABLE, mask_sh)
+
+struct dcn31_apg_shift {
+	APG_DCN31_REG_FIELD_LIST(uint8_t);
+};
+
+struct dcn31_apg_mask {
+	APG_DCN31_REG_FIELD_LIST(uint32_t);
+};
+
+struct apg {
+	const struct apg_funcs *funcs;
+	struct dc_context *ctx;
+	int inst;
+};
+
+struct apg_funcs {
+
+	void (*setup_hdmi_audio)(
+		struct apg *apg);
+
+	void (*se_audio_setup)(
+		struct apg *apg,
+		unsigned int az_inst,
+		struct audio_info *audio_info);
+
+	void (*enable_apg)(
+		struct apg *apg);
+
+	void (*disable_apg)(
+		struct apg *apg);
+};
+
+
+
+struct dcn31_apg {
+	struct apg base;
+	const struct dcn31_apg_registers *regs;
+	const struct dcn31_apg_shift *apg_shift;
+	const struct dcn31_apg_mask *apg_mask;
+};
+
+void apg31_construct(struct dcn31_apg *apg3,
+	struct dc_context *ctx,
+	uint32_t inst,
+	const struct dcn31_apg_registers *apg_regs,
+	const struct dcn31_apg_shift *apg_shift,
+	const struct dcn31_apg_mask *apg_mask);
+
+
+#endif

linux-7.2.3/drivers/gpu/drm/amd/display/dc/dcn31/dcn31_panel_cntl.c

@@ -0,0 +1,200 @@
+/*
+ * Copyright 2021 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
+ *
+ */
+
+#include "reg_helper.h"
+#include "core_types.h"
+#include "dc_dmub_srv.h"
+#include "dcn31_panel_cntl.h"
+#include "atom.h"
+
+#define TO_DCN31_PANEL_CNTL(panel_cntl)\
+	container_of(panel_cntl, struct dcn31_panel_cntl, base)
+
+#define CTX \
+	dcn31_panel_cntl->base.ctx
+
+#define DC_LOGGER \
+	dcn31_panel_cntl->base.ctx->logger
+
+static bool dcn31_query_backlight_info(struct panel_cntl *panel_cntl, union dmub_rb_cmd *cmd)
+{
+	struct dcn31_panel_cntl *dcn31_panel_cntl = TO_DCN31_PANEL_CNTL(panel_cntl);
+	struct dc_dmub_srv *dc_dmub_srv = panel_cntl->ctx->dmub_srv;
+
+	if (!dc_dmub_srv)
+		return false;
+
+	memset(cmd, 0, sizeof(*cmd));
+	cmd->panel_cntl.header.type = DMUB_CMD__PANEL_CNTL;
+	cmd->panel_cntl.header.sub_type = DMUB_CMD__PANEL_CNTL_QUERY_BACKLIGHT_INFO;
+	cmd->panel_cntl.header.payload_bytes = sizeof(cmd->panel_cntl.data);
+	cmd->panel_cntl.data.pwrseq_inst = dcn31_panel_cntl->base.pwrseq_inst;
+
+	return dc_wake_and_execute_dmub_cmd(dc_dmub_srv->ctx, cmd, DM_DMUB_WAIT_TYPE_WAIT_WITH_REPLY);
+}
+
+static uint32_t dcn31_get_16_bit_backlight_from_pwm(struct panel_cntl *panel_cntl)
+{
+	union dmub_rb_cmd cmd;
+
+	if (!dcn31_query_backlight_info(panel_cntl, &cmd))
+		return 0;
+
+	return cmd.panel_cntl.data.current_backlight;
+}
+
+static uint32_t dcn31_panel_cntl_hw_init(struct panel_cntl *panel_cntl)
+{
+	struct dcn31_panel_cntl *dcn31_panel_cntl = TO_DCN31_PANEL_CNTL(panel_cntl);
+	struct dc_dmub_srv *dc_dmub_srv = panel_cntl->ctx->dmub_srv;
+	union dmub_rb_cmd cmd;
+	uint32_t freq_to_set = panel_cntl->ctx->dc->debug.pwm_freq;
+
+	if (!dc_dmub_srv)
+		return 0;
+
+	memset(&cmd, 0, sizeof(cmd));
+	cmd.panel_cntl.header.type = DMUB_CMD__PANEL_CNTL;
+	cmd.panel_cntl.header.sub_type = DMUB_CMD__PANEL_CNTL_HW_INIT;
+	cmd.panel_cntl.header.payload_bytes = sizeof(cmd.panel_cntl.data);
+	cmd.panel_cntl.data.pwrseq_inst = dcn31_panel_cntl->base.pwrseq_inst;
+	cmd.panel_cntl.data.bl_pwm_cntl = panel_cntl->stored_backlight_registers.BL_PWM_CNTL;
+	cmd.panel_cntl.data.bl_pwm_period_cntl = panel_cntl->stored_backlight_registers.BL_PWM_PERIOD_CNTL;
+	cmd.panel_cntl.data.bl_pwm_ref_div1 =
+		panel_cntl->stored_backlight_registers.LVTMA_PWRSEQ_REF_DIV_BL_PWM_REF_DIV;
+	cmd.panel_cntl.data.bl_pwm_ref_div2 =
+		panel_cntl->stored_backlight_registers.PANEL_PWRSEQ_REF_DIV2;
+	if (!dc_wake_and_execute_dmub_cmd(dc_dmub_srv->ctx, &cmd, DM_DMUB_WAIT_TYPE_WAIT_WITH_REPLY))
+		return 0;
+
+	panel_cntl->stored_backlight_registers.BL_PWM_CNTL = cmd.panel_cntl.data.bl_pwm_cntl;
+	panel_cntl->stored_backlight_registers.BL_PWM_CNTL2 = 0; /* unused */
+	panel_cntl->stored_backlight_registers.BL_PWM_PERIOD_CNTL = cmd.panel_cntl.data.bl_pwm_period_cntl;
+	panel_cntl->stored_backlight_registers.LVTMA_PWRSEQ_REF_DIV_BL_PWM_REF_DIV =
+		cmd.panel_cntl.data.bl_pwm_ref_div1;
+	panel_cntl->stored_backlight_registers.PANEL_PWRSEQ_REF_DIV2 =
+		cmd.panel_cntl.data.bl_pwm_ref_div2;
+
+	if (freq_to_set >= MIN_DEBUG_FREQ_HZ && freq_to_set <= MAX_DEBUG_FREQ_HZ) {
+		uint32_t xtal = panel_cntl->ctx->dc->res_pool->ref_clocks.dccg_ref_clock_inKhz;
+
+		memset(&cmd, 0, sizeof(cmd));
+		cmd.panel_cntl.header.type = DMUB_CMD__PANEL_CNTL;
+		cmd.panel_cntl.header.sub_type = DMUB_CMD__PANEL_DEBUG_PWM_FREQ;
+		cmd.panel_cntl.header.payload_bytes = sizeof(cmd.panel_cntl.data);
+		cmd.panel_cntl.data.pwrseq_inst = dcn31_panel_cntl->base.pwrseq_inst;
+		cmd.panel_cntl.data.bl_pwm_cntl = xtal;
+		cmd.panel_cntl.data.bl_pwm_period_cntl = freq_to_set;
+		if (!dc_wake_and_execute_dmub_cmd(dc_dmub_srv->ctx, &cmd, DM_DMUB_WAIT_TYPE_WAIT_WITH_REPLY))
+			return 0;
+	}
+	return cmd.panel_cntl.data.current_backlight;
+}
+
+static void dcn31_panel_cntl_destroy(struct panel_cntl **panel_cntl)
+{
+	struct dcn31_panel_cntl *dcn31_panel_cntl = TO_DCN31_PANEL_CNTL(*panel_cntl);
+
+	kfree(dcn31_panel_cntl);
+	*panel_cntl = NULL;
+}
+
+static bool dcn31_is_panel_backlight_on(struct panel_cntl *panel_cntl)
+{
+	union dmub_rb_cmd cmd;
+
+	if (!dcn31_query_backlight_info(panel_cntl, &cmd))
+		return false;
+
+	return cmd.panel_cntl.data.is_backlight_on;
+}
+
+static bool dcn31_is_panel_powered_on(struct panel_cntl *panel_cntl)
+{
+	union dmub_rb_cmd cmd;
+
+	if (!dcn31_query_backlight_info(panel_cntl, &cmd))
+		return false;
+
+	return cmd.panel_cntl.data.is_powered_on;
+}
+
+static void dcn31_store_backlight_level(struct panel_cntl *panel_cntl)
+{
+	union dmub_rb_cmd cmd;
+
+	if (!dcn31_query_backlight_info(panel_cntl, &cmd))
+		return;
+
+	panel_cntl->stored_backlight_registers.BL_PWM_CNTL = cmd.panel_cntl.data.bl_pwm_cntl;
+	panel_cntl->stored_backlight_registers.BL_PWM_CNTL2 = 0; /* unused */
+	panel_cntl->stored_backlight_registers.BL_PWM_PERIOD_CNTL = cmd.panel_cntl.data.bl_pwm_period_cntl;
+	panel_cntl->stored_backlight_registers.LVTMA_PWRSEQ_REF_DIV_BL_PWM_REF_DIV =
+		cmd.panel_cntl.data.bl_pwm_ref_div1;
+}
+
+static const struct panel_cntl_funcs dcn31_link_panel_cntl_funcs = {
+	.destroy = dcn31_panel_cntl_destroy,
+	.hw_init = dcn31_panel_cntl_hw_init,
+	.is_panel_backlight_on = dcn31_is_panel_backlight_on,
+	.is_panel_powered_on = dcn31_is_panel_powered_on,
+	.store_backlight_level = dcn31_store_backlight_level,
+	.get_current_backlight = dcn31_get_16_bit_backlight_from_pwm,
+};
+
+void dcn31_panel_cntl_construct(
+	struct dcn31_panel_cntl *dcn31_panel_cntl,
+	const struct panel_cntl_init_data *init_data)
+{
+
+	dcn31_panel_cntl->base.funcs = &dcn31_link_panel_cntl_funcs;
+	dcn31_panel_cntl->base.ctx = init_data->ctx;
+	dcn31_panel_cntl->base.inst = init_data->inst;
+
+	if (dcn31_panel_cntl->base.ctx->dc->config.support_edp0_on_dp1) {
+		//If supported, power sequencer mapping shall follow the DIG instance
+		uint8_t pwrseq_inst = 0xF;
+
+		switch (init_data->eng_id) {
+		case ENGINE_ID_DIGA:
+			pwrseq_inst = 0;
+			break;
+		case ENGINE_ID_DIGB:
+			pwrseq_inst = 1;
+			break;
+		default:
+			DC_LOG_WARNING("Unsupported pwrseq engine id: %d!\n", init_data->eng_id);
+			ASSERT(false);
+			break;
+		}
+
+		dcn31_panel_cntl->base.pwrseq_inst = pwrseq_inst;
+	} else {
+		/* If not supported, pwrseq will be assigned in order,
+		 * so first pwrseq will be assigned to first panel instance (legacy behavior)
+		 */
+		dcn31_panel_cntl->base.pwrseq_inst = dcn31_panel_cntl->base.inst;
+	}
+}

linux-7.2.3/drivers/gpu/drm/amd/display/dc/dcn31/dcn31_panel_cntl.h

@@ -0,0 +1,43 @@
+/*
+ * Copyright 2012-15 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 __DC_PANEL_CNTL__DCN31_H__
+#define __DC_PANEL_CNTL__DCN31_H__
+
+#include "panel_cntl.h"
+#include "dce/dce_panel_cntl.h"
+
+#define MIN_DEBUG_FREQ_HZ 200
+#define MAX_DEBUG_FREQ_HZ 6250
+
+struct dcn31_panel_cntl {
+	struct panel_cntl base;
+};
+
+void dcn31_panel_cntl_construct(
+	struct dcn31_panel_cntl *dcn31_panel_cntl,
+	const struct panel_cntl_init_data *init_data);
+
+#endif /* __DC_PANEL_CNTL__DCN31_H__ */

linux-7.2.3/drivers/gpu/drm/amd/display/dc/dcn31/dcn31_vpg.c

@@ -0,0 +1,92 @@
+/*
+ * Copyright 2019 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
+ *
+ */
+
+#include "dc_bios_types.h"
+#include "dcn30/dcn30_vpg.h"
+#include "dcn31_vpg.h"
+#include "reg_helper.h"
+#include "dc/dc.h"
+
+#define DC_LOGGER \
+		vpg31->base.ctx->logger
+
+#define REG(reg)\
+	(vpg31->regs->reg)
+
+#undef FN
+#define FN(reg_name, field_name) \
+	vpg31->vpg_shift->field_name, vpg31->vpg_mask->field_name
+
+
+#define CTX \
+	vpg31->base.ctx
+
+static struct vpg_funcs dcn31_vpg_funcs = {
+	.update_generic_info_packet	= vpg3_update_generic_info_packet,
+	.vpg_poweron = vpg31_poweron,
+	.vpg_powerdown = vpg31_powerdown,
+};
+
+void vpg31_powerdown(struct vpg *vpg)
+{
+	struct dcn31_vpg *vpg31 = DCN31_VPG_FROM_VPG(vpg);
+
+	if (vpg->ctx->dc->debug.enable_mem_low_power.bits.vpg == false)
+		return;
+
+	REG_UPDATE_2(VPG_MEM_PWR, VPG_GSP_MEM_LIGHT_SLEEP_DIS, 0, VPG_GSP_LIGHT_SLEEP_FORCE, 1);
+}
+
+void vpg31_poweron(struct vpg *vpg)
+{
+	struct dcn31_vpg *vpg31 = DCN31_VPG_FROM_VPG(vpg);
+
+	uint32_t vpg_gsp_mem_pwr_state;
+
+	REG_GET(VPG_MEM_PWR, VPG_GSP_MEM_PWR_STATE, &vpg_gsp_mem_pwr_state);
+
+	if (vpg->ctx->dc->debug.enable_mem_low_power.bits.vpg == false &&
+			vpg_gsp_mem_pwr_state == 0)
+		return;
+
+	REG_UPDATE_2(VPG_MEM_PWR, VPG_GSP_MEM_LIGHT_SLEEP_DIS, 1, VPG_GSP_LIGHT_SLEEP_FORCE, 0);
+}
+
+void vpg31_construct(struct dcn31_vpg *vpg31,
+	struct dc_context *ctx,
+	uint32_t inst,
+	const struct dcn31_vpg_registers *vpg_regs,
+	const struct dcn31_vpg_shift *vpg_shift,
+	const struct dcn31_vpg_mask *vpg_mask)
+{
+	vpg31->base.ctx = ctx;
+
+	vpg31->base.inst = inst;
+	vpg31->base.funcs = &dcn31_vpg_funcs;
+
+	vpg31->regs = vpg_regs;
+	vpg31->vpg_shift = vpg_shift;
+	vpg31->vpg_mask = vpg_mask;
+}

linux-7.2.3/drivers/gpu/drm/amd/display/dc/dcn31/dcn31_vpg.h

@@ -0,0 +1,163 @@
+/*
+ * Copyright 2019 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 __DAL_DCN31_VPG_H__
+#define __DAL_DCN31_VPG_H__
+
+#include "vpg.h"
+
+#define DCN31_VPG_FROM_VPG(vpg)\
+	container_of(vpg, struct dcn31_vpg, base)
+
+#define VPG_DCN31_REG_LIST(id) \
+	SRI(VPG_GENERIC_STATUS, VPG, id), \
+	SRI(VPG_GENERIC_PACKET_ACCESS_CTRL, VPG, id), \
+	SRI(VPG_GENERIC_PACKET_DATA, VPG, id), \
+	SRI(VPG_GSP_FRAME_UPDATE_CTRL, VPG, id), \
+	SRI(VPG_GSP_IMMEDIATE_UPDATE_CTRL, VPG, id), \
+	SRI(VPG_MEM_PWR, VPG, id)
+
+struct dcn31_vpg_registers {
+	uint32_t VPG_GENERIC_STATUS;
+	uint32_t VPG_GENERIC_PACKET_ACCESS_CTRL;
+	uint32_t VPG_GENERIC_PACKET_DATA;
+	uint32_t VPG_GSP_FRAME_UPDATE_CTRL;
+	uint32_t VPG_GSP_IMMEDIATE_UPDATE_CTRL;
+	uint32_t VPG_MEM_PWR;
+};
+
+#define DCN31_VPG_MASK_SH_LIST(mask_sh)\
+	SE_SF(VPG0_VPG_GENERIC_STATUS, VPG_GENERIC_CONFLICT_OCCURED, mask_sh),\
+	SE_SF(VPG0_VPG_GENERIC_STATUS, VPG_GENERIC_CONFLICT_CLR, mask_sh),\
+	SE_SF(VPG0_VPG_GENERIC_PACKET_ACCESS_CTRL, VPG_GENERIC_DATA_INDEX, mask_sh),\
+	SE_SF(VPG0_VPG_GENERIC_PACKET_DATA, VPG_GENERIC_DATA_BYTE0, mask_sh),\
+	SE_SF(VPG0_VPG_GENERIC_PACKET_DATA, VPG_GENERIC_DATA_BYTE1, mask_sh),\
+	SE_SF(VPG0_VPG_GENERIC_PACKET_DATA, VPG_GENERIC_DATA_BYTE2, mask_sh),\
+	SE_SF(VPG0_VPG_GENERIC_PACKET_DATA, VPG_GENERIC_DATA_BYTE3, mask_sh),\
+	SE_SF(VPG0_VPG_GSP_FRAME_UPDATE_CTRL, VPG_GENERIC0_FRAME_UPDATE, mask_sh),\
+	SE_SF(VPG0_VPG_GSP_FRAME_UPDATE_CTRL, VPG_GENERIC1_FRAME_UPDATE, mask_sh),\
+	SE_SF(VPG0_VPG_GSP_FRAME_UPDATE_CTRL, VPG_GENERIC2_FRAME_UPDATE, mask_sh),\
+	SE_SF(VPG0_VPG_GSP_FRAME_UPDATE_CTRL, VPG_GENERIC3_FRAME_UPDATE, mask_sh),\
+	SE_SF(VPG0_VPG_GSP_FRAME_UPDATE_CTRL, VPG_GENERIC4_FRAME_UPDATE, mask_sh),\
+	SE_SF(VPG0_VPG_GSP_FRAME_UPDATE_CTRL, VPG_GENERIC5_FRAME_UPDATE, mask_sh),\
+	SE_SF(VPG0_VPG_GSP_FRAME_UPDATE_CTRL, VPG_GENERIC6_FRAME_UPDATE, mask_sh),\
+	SE_SF(VPG0_VPG_GSP_FRAME_UPDATE_CTRL, VPG_GENERIC7_FRAME_UPDATE, mask_sh),\
+	SE_SF(VPG0_VPG_GSP_FRAME_UPDATE_CTRL, VPG_GENERIC8_FRAME_UPDATE, mask_sh),\
+	SE_SF(VPG0_VPG_GSP_FRAME_UPDATE_CTRL, VPG_GENERIC9_FRAME_UPDATE, mask_sh),\
+	SE_SF(VPG0_VPG_GSP_FRAME_UPDATE_CTRL, VPG_GENERIC10_FRAME_UPDATE, mask_sh),\
+	SE_SF(VPG0_VPG_GSP_FRAME_UPDATE_CTRL, VPG_GENERIC11_FRAME_UPDATE, mask_sh),\
+	SE_SF(VPG0_VPG_GSP_FRAME_UPDATE_CTRL, VPG_GENERIC12_FRAME_UPDATE, mask_sh),\
+	SE_SF(VPG0_VPG_GSP_FRAME_UPDATE_CTRL, VPG_GENERIC13_FRAME_UPDATE, mask_sh),\
+	SE_SF(VPG0_VPG_GSP_FRAME_UPDATE_CTRL, VPG_GENERIC14_FRAME_UPDATE, mask_sh),\
+	SE_SF(VPG0_VPG_GSP_IMMEDIATE_UPDATE_CTRL, VPG_GENERIC0_IMMEDIATE_UPDATE, mask_sh),\
+	SE_SF(VPG0_VPG_GSP_IMMEDIATE_UPDATE_CTRL, VPG_GENERIC1_IMMEDIATE_UPDATE, mask_sh),\
+	SE_SF(VPG0_VPG_GSP_IMMEDIATE_UPDATE_CTRL, VPG_GENERIC2_IMMEDIATE_UPDATE, mask_sh),\
+	SE_SF(VPG0_VPG_GSP_IMMEDIATE_UPDATE_CTRL, VPG_GENERIC3_IMMEDIATE_UPDATE, mask_sh),\
+	SE_SF(VPG0_VPG_GSP_IMMEDIATE_UPDATE_CTRL, VPG_GENERIC4_IMMEDIATE_UPDATE, mask_sh),\
+	SE_SF(VPG0_VPG_GSP_IMMEDIATE_UPDATE_CTRL, VPG_GENERIC5_IMMEDIATE_UPDATE, mask_sh),\
+	SE_SF(VPG0_VPG_GSP_IMMEDIATE_UPDATE_CTRL, VPG_GENERIC6_IMMEDIATE_UPDATE, mask_sh),\
+	SE_SF(VPG0_VPG_GSP_IMMEDIATE_UPDATE_CTRL, VPG_GENERIC7_IMMEDIATE_UPDATE, mask_sh),\
+	SE_SF(VPG0_VPG_GSP_IMMEDIATE_UPDATE_CTRL, VPG_GENERIC8_IMMEDIATE_UPDATE, mask_sh),\
+	SE_SF(VPG0_VPG_GSP_IMMEDIATE_UPDATE_CTRL, VPG_GENERIC9_IMMEDIATE_UPDATE, mask_sh),\
+	SE_SF(VPG0_VPG_GSP_IMMEDIATE_UPDATE_CTRL, VPG_GENERIC10_IMMEDIATE_UPDATE, mask_sh),\
+	SE_SF(VPG0_VPG_GSP_IMMEDIATE_UPDATE_CTRL, VPG_GENERIC11_IMMEDIATE_UPDATE, mask_sh),\
+	SE_SF(VPG0_VPG_GSP_IMMEDIATE_UPDATE_CTRL, VPG_GENERIC12_IMMEDIATE_UPDATE, mask_sh),\
+	SE_SF(VPG0_VPG_GSP_IMMEDIATE_UPDATE_CTRL, VPG_GENERIC13_IMMEDIATE_UPDATE, mask_sh),\
+	SE_SF(VPG0_VPG_GSP_IMMEDIATE_UPDATE_CTRL, VPG_GENERIC14_IMMEDIATE_UPDATE, mask_sh),\
+	SE_SF(VPG0_VPG_MEM_PWR, VPG_GSP_MEM_LIGHT_SLEEP_DIS, mask_sh),\
+	SE_SF(VPG0_VPG_MEM_PWR, VPG_GSP_LIGHT_SLEEP_FORCE, mask_sh),\
+	SE_SF(VPG0_VPG_MEM_PWR, VPG_GSP_MEM_PWR_STATE, mask_sh)
+
+#define VPG_DCN31_REG_FIELD_LIST(type) \
+	type VPG_GENERIC_CONFLICT_OCCURED;\
+	type VPG_GENERIC_CONFLICT_CLR;\
+	type VPG_GENERIC_DATA_INDEX;\
+	type VPG_GENERIC_DATA_BYTE0;\
+	type VPG_GENERIC_DATA_BYTE1;\
+	type VPG_GENERIC_DATA_BYTE2;\
+	type VPG_GENERIC_DATA_BYTE3;\
+	type VPG_GENERIC0_FRAME_UPDATE;\
+	type VPG_GENERIC1_FRAME_UPDATE;\
+	type VPG_GENERIC2_FRAME_UPDATE;\
+	type VPG_GENERIC3_FRAME_UPDATE;\
+	type VPG_GENERIC4_FRAME_UPDATE;\
+	type VPG_GENERIC5_FRAME_UPDATE;\
+	type VPG_GENERIC6_FRAME_UPDATE;\
+	type VPG_GENERIC7_FRAME_UPDATE;\
+	type VPG_GENERIC8_FRAME_UPDATE;\
+	type VPG_GENERIC9_FRAME_UPDATE;\
+	type VPG_GENERIC10_FRAME_UPDATE;\
+	type VPG_GENERIC11_FRAME_UPDATE;\
+	type VPG_GENERIC12_FRAME_UPDATE;\
+	type VPG_GENERIC13_FRAME_UPDATE;\
+	type VPG_GENERIC14_FRAME_UPDATE;\
+	type VPG_GENERIC0_IMMEDIATE_UPDATE;\
+	type VPG_GENERIC1_IMMEDIATE_UPDATE;\
+	type VPG_GENERIC2_IMMEDIATE_UPDATE;\
+	type VPG_GENERIC3_IMMEDIATE_UPDATE;\
+	type VPG_GENERIC4_IMMEDIATE_UPDATE;\
+	type VPG_GENERIC5_IMMEDIATE_UPDATE;\
+	type VPG_GENERIC6_IMMEDIATE_UPDATE;\
+	type VPG_GENERIC7_IMMEDIATE_UPDATE;\
+	type VPG_GENERIC8_IMMEDIATE_UPDATE;\
+	type VPG_GENERIC9_IMMEDIATE_UPDATE;\
+	type VPG_GENERIC10_IMMEDIATE_UPDATE;\
+	type VPG_GENERIC11_IMMEDIATE_UPDATE;\
+	type VPG_GENERIC12_IMMEDIATE_UPDATE;\
+	type VPG_GENERIC13_IMMEDIATE_UPDATE;\
+	type VPG_GENERIC14_IMMEDIATE_UPDATE;\
+	type VPG_GSP_MEM_LIGHT_SLEEP_DIS;\
+	type VPG_GSP_LIGHT_SLEEP_FORCE;\
+	type VPG_GSP_MEM_PWR_STATE
+
+struct dcn31_vpg_shift {
+	VPG_DCN31_REG_FIELD_LIST(uint8_t);
+};
+
+struct dcn31_vpg_mask {
+	VPG_DCN31_REG_FIELD_LIST(uint32_t);
+};
+
+struct dcn31_vpg {
+	struct vpg base;
+	const struct dcn31_vpg_registers *regs;
+	const struct dcn31_vpg_shift *vpg_shift;
+	const struct dcn31_vpg_mask *vpg_mask;
+};
+
+void vpg31_poweron(
+		struct vpg *vpg);
+
+void vpg31_powerdown(
+		struct vpg *vpg);
+
+void vpg31_construct(struct dcn31_vpg *vpg31,
+	struct dc_context *ctx,
+	uint32_t inst,
+	const struct dcn31_vpg_registers *vpg_regs,
+	const struct dcn31_vpg_shift *vpg_shift,
+	const struct dcn31_vpg_mask *vpg_mask);
+
+#endif