drm/amd/display: Add dcn3.01 support to DC (v2)

Update dc for vangogh support.

v2: fix compilation without DCN 301 set.
Signed-off-by: Roman Li <Roman.Li@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

drivers/gpu/drm/amd/display/Kconfig

@@ -25,6 +25,15 @@ config DRM_AMD_DC_DCN3_0
             Choose this option if you want to have
             sienna_cichlid support for display engine
 
+config DRM_AMD_DC_DCN3_01
+	bool "DCN 3.01 family"
+	depends on DRM_AMD_DC && X86
+	depends on DRM_AMD_DC_DCN
+	depends on DRM_AMD_DC_DCN3_0
+	help
+	    Choose this option if you want to have
+	    Van Gogh support for display engine
+
 config DRM_AMD_DC_HDCP
 	bool "Enable HDCP support in DC"
 	depends on DRM_AMD_DC

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

@@ -36,6 +36,10 @@ ifdef CONFIG_DRM_AMD_DC_DCN3_0
 DC_LIBS += dcn30
 endif
 
+ifdef CONFIG_DRM_AMD_DC_DCN3_01
+DC_LIBS += dcn301
+endif
+
 DC_LIBS += dce120
 
 DC_LIBS += dce112

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

@@ -1743,6 +1743,167 @@ static enum bp_result get_integrated_info_v11(
 	return BP_RESULT_OK;
 }
 
+#if defined(CONFIG_DRM_AMD_DC_DCN3_01)
+static enum bp_result get_integrated_info_v2_1(
+	struct bios_parser *bp,
+	struct integrated_info *info)
+{
+	struct atom_integrated_system_info_v2_1 *info_v2_1;
+	uint32_t i;
+
+	info_v2_1 = GET_IMAGE(struct atom_integrated_system_info_v2_1,
+					DATA_TABLES(integratedsysteminfo));
+
+	if (info_v2_1 == NULL)
+		return BP_RESULT_BADBIOSTABLE;
+
+	info->gpu_cap_info =
+	le32_to_cpu(info_v2_1->gpucapinfo);
+	/*
+	* system_config: Bit[0] = 0 : PCIE power gating disabled
+	*                       = 1 : PCIE power gating enabled
+	*                Bit[1] = 0 : DDR-PLL shut down disabled
+	*                       = 1 : DDR-PLL shut down enabled
+	*                Bit[2] = 0 : DDR-PLL power down disabled
+	*                       = 1 : DDR-PLL power down enabled
+	*/
+	info->system_config = le32_to_cpu(info_v2_1->system_config);
+	info->cpu_cap_info = le32_to_cpu(info_v2_1->cpucapinfo);
+	info->memory_type = info_v2_1->memorytype;
+	info->ma_channel_number = info_v2_1->umachannelnumber;
+	info->dp_ss_control =
+		le16_to_cpu(info_v2_1->reserved1);
+
+	for (i = 0; i < NUMBER_OF_UCHAR_FOR_GUID; ++i) {
+		info->ext_disp_conn_info.gu_id[i] =
+				info_v2_1->extdispconninfo.guid[i];
+	}
+
+	for (i = 0; i < MAX_NUMBER_OF_EXT_DISPLAY_PATH; ++i) {
+		info->ext_disp_conn_info.path[i].device_connector_id =
+		object_id_from_bios_object_id(
+		le16_to_cpu(info_v2_1->extdispconninfo.path[i].connectorobjid));
+
+		info->ext_disp_conn_info.path[i].ext_encoder_obj_id =
+		object_id_from_bios_object_id(
+			le16_to_cpu(
+			info_v2_1->extdispconninfo.path[i].ext_encoder_objid));
+
+		info->ext_disp_conn_info.path[i].device_tag =
+			le16_to_cpu(
+				info_v2_1->extdispconninfo.path[i].device_tag);
+		info->ext_disp_conn_info.path[i].device_acpi_enum =
+		le16_to_cpu(
+			info_v2_1->extdispconninfo.path[i].device_acpi_enum);
+		info->ext_disp_conn_info.path[i].ext_aux_ddc_lut_index =
+			info_v2_1->extdispconninfo.path[i].auxddclut_index;
+		info->ext_disp_conn_info.path[i].ext_hpd_pin_lut_index =
+			info_v2_1->extdispconninfo.path[i].hpdlut_index;
+		info->ext_disp_conn_info.path[i].channel_mapping.raw =
+			info_v2_1->extdispconninfo.path[i].channelmapping;
+		info->ext_disp_conn_info.path[i].caps =
+				le16_to_cpu(info_v2_1->extdispconninfo.path[i].caps);
+	}
+
+	info->ext_disp_conn_info.checksum =
+		info_v2_1->extdispconninfo.checksum;
+	info->dp0_ext_hdmi_slv_addr = info_v2_1->dp0_retimer_set.HdmiSlvAddr;
+	info->dp0_ext_hdmi_reg_num = info_v2_1->dp0_retimer_set.HdmiRegNum;
+	for (i = 0; i < info->dp0_ext_hdmi_reg_num; i++) {
+		info->dp0_ext_hdmi_reg_settings[i].i2c_reg_index =
+				info_v2_1->dp0_retimer_set.HdmiRegSetting[i].ucI2cRegIndex;
+		info->dp0_ext_hdmi_reg_settings[i].i2c_reg_val =
+				info_v2_1->dp0_retimer_set.HdmiRegSetting[i].ucI2cRegVal;
+	}
+	info->dp0_ext_hdmi_6g_reg_num = info_v2_1->dp0_retimer_set.Hdmi6GRegNum;
+	for (i = 0; i < info->dp0_ext_hdmi_6g_reg_num; i++) {
+		info->dp0_ext_hdmi_6g_reg_settings[i].i2c_reg_index =
+				info_v2_1->dp0_retimer_set.Hdmi6GhzRegSetting[i].ucI2cRegIndex;
+		info->dp0_ext_hdmi_6g_reg_settings[i].i2c_reg_val =
+				info_v2_1->dp0_retimer_set.Hdmi6GhzRegSetting[i].ucI2cRegVal;
+	}
+	info->dp1_ext_hdmi_slv_addr = info_v2_1->dp1_retimer_set.HdmiSlvAddr;
+	info->dp1_ext_hdmi_reg_num = info_v2_1->dp1_retimer_set.HdmiRegNum;
+	for (i = 0; i < info->dp1_ext_hdmi_reg_num; i++) {
+		info->dp1_ext_hdmi_reg_settings[i].i2c_reg_index =
+				info_v2_1->dp1_retimer_set.HdmiRegSetting[i].ucI2cRegIndex;
+		info->dp1_ext_hdmi_reg_settings[i].i2c_reg_val =
+				info_v2_1->dp1_retimer_set.HdmiRegSetting[i].ucI2cRegVal;
+	}
+	info->dp1_ext_hdmi_6g_reg_num = info_v2_1->dp1_retimer_set.Hdmi6GRegNum;
+	for (i = 0; i < info->dp1_ext_hdmi_6g_reg_num; i++) {
+		info->dp1_ext_hdmi_6g_reg_settings[i].i2c_reg_index =
+				info_v2_1->dp1_retimer_set.Hdmi6GhzRegSetting[i].ucI2cRegIndex;
+		info->dp1_ext_hdmi_6g_reg_settings[i].i2c_reg_val =
+				info_v2_1->dp1_retimer_set.Hdmi6GhzRegSetting[i].ucI2cRegVal;
+	}
+	info->dp2_ext_hdmi_slv_addr = info_v2_1->dp2_retimer_set.HdmiSlvAddr;
+	info->dp2_ext_hdmi_reg_num = info_v2_1->dp2_retimer_set.HdmiRegNum;
+	for (i = 0; i < info->dp2_ext_hdmi_reg_num; i++) {
+		info->dp2_ext_hdmi_reg_settings[i].i2c_reg_index =
+				info_v2_1->dp2_retimer_set.HdmiRegSetting[i].ucI2cRegIndex;
+		info->dp2_ext_hdmi_reg_settings[i].i2c_reg_val =
+				info_v2_1->dp2_retimer_set.HdmiRegSetting[i].ucI2cRegVal;
+	}
+	info->dp2_ext_hdmi_6g_reg_num = info_v2_1->dp2_retimer_set.Hdmi6GRegNum;
+	for (i = 0; i < info->dp2_ext_hdmi_6g_reg_num; i++) {
+		info->dp2_ext_hdmi_6g_reg_settings[i].i2c_reg_index =
+				info_v2_1->dp2_retimer_set.Hdmi6GhzRegSetting[i].ucI2cRegIndex;
+		info->dp2_ext_hdmi_6g_reg_settings[i].i2c_reg_val =
+				info_v2_1->dp2_retimer_set.Hdmi6GhzRegSetting[i].ucI2cRegVal;
+	}
+	info->dp3_ext_hdmi_slv_addr = info_v2_1->dp3_retimer_set.HdmiSlvAddr;
+	info->dp3_ext_hdmi_reg_num = info_v2_1->dp3_retimer_set.HdmiRegNum;
+	for (i = 0; i < info->dp3_ext_hdmi_reg_num; i++) {
+		info->dp3_ext_hdmi_reg_settings[i].i2c_reg_index =
+				info_v2_1->dp3_retimer_set.HdmiRegSetting[i].ucI2cRegIndex;
+		info->dp3_ext_hdmi_reg_settings[i].i2c_reg_val =
+				info_v2_1->dp3_retimer_set.HdmiRegSetting[i].ucI2cRegVal;
+	}
+	info->dp3_ext_hdmi_6g_reg_num = info_v2_1->dp3_retimer_set.Hdmi6GRegNum;
+	for (i = 0; i < info->dp3_ext_hdmi_6g_reg_num; i++) {
+		info->dp3_ext_hdmi_6g_reg_settings[i].i2c_reg_index =
+				info_v2_1->dp3_retimer_set.Hdmi6GhzRegSetting[i].ucI2cRegIndex;
+		info->dp3_ext_hdmi_6g_reg_settings[i].i2c_reg_val =
+				info_v2_1->dp3_retimer_set.Hdmi6GhzRegSetting[i].ucI2cRegVal;
+	}
+
+	info->edp1_info.edp_backlight_pwm_hz =
+	le16_to_cpu(info_v2_1->edp1_info.edp_backlight_pwm_hz);
+	info->edp1_info.edp_ss_percentage =
+	le16_to_cpu(info_v2_1->edp1_info.edp_ss_percentage);
+	info->edp1_info.edp_ss_rate_10hz =
+	le16_to_cpu(info_v2_1->edp1_info.edp_ss_rate_10hz);
+	info->edp1_info.edp_pwr_on_off_delay =
+		info_v2_1->edp1_info.edp_pwr_on_off_delay;
+	info->edp1_info.edp_pwr_on_vary_bl_to_blon =
+		info_v2_1->edp1_info.edp_pwr_on_vary_bl_to_blon;
+	info->edp1_info.edp_pwr_down_bloff_to_vary_bloff =
+		info_v2_1->edp1_info.edp_pwr_down_bloff_to_vary_bloff;
+	info->edp1_info.edp_panel_bpc =
+		info_v2_1->edp1_info.edp_panel_bpc;
+	info->edp1_info.edp_bootup_bl_level =
+
+	info->edp2_info.edp_backlight_pwm_hz =
+	le16_to_cpu(info_v2_1->edp2_info.edp_backlight_pwm_hz);
+	info->edp2_info.edp_ss_percentage =
+	le16_to_cpu(info_v2_1->edp2_info.edp_ss_percentage);
+	info->edp2_info.edp_ss_rate_10hz =
+	le16_to_cpu(info_v2_1->edp2_info.edp_ss_rate_10hz);
+	info->edp2_info.edp_pwr_on_off_delay =
+		info_v2_1->edp2_info.edp_pwr_on_off_delay;
+	info->edp2_info.edp_pwr_on_vary_bl_to_blon =
+		info_v2_1->edp2_info.edp_pwr_on_vary_bl_to_blon;
+	info->edp2_info.edp_pwr_down_bloff_to_vary_bloff =
+		info_v2_1->edp2_info.edp_pwr_down_bloff_to_vary_bloff;
+	info->edp2_info.edp_panel_bpc =
+		info_v2_1->edp2_info.edp_panel_bpc;
+	info->edp2_info.edp_bootup_bl_level =
+		info_v2_1->edp2_info.edp_bootup_bl_level;
+
+	return BP_RESULT_OK;
+}
+#endif
 
 /*
  * construct_integrated_info
@@ -1775,6 +1936,31 @@ static enum bp_result construct_integrated_info(
 
 		get_atom_data_table_revision(header, &revision);
 
+#if defined(CONFIG_DRM_AMD_DC_DCN3_01)
+		switch (revision.major) {
+		case 1:
+			switch (revision.minor) {
+			case 11:
+			case 12:
+				result = get_integrated_info_v11(bp, info);
+				break;
+			default:
+				return result;
+			}
+			break;
+		case 2:
+			switch (revision.minor) {
+			case 1:
+				result = get_integrated_info_v2_1(bp, info);
+				break;
+			default:
+				return result;
+			}
+			break;
+		default:
+			return result;
+		}
+#else
 		/* Don't need to check major revision as they are all 1 */
 		switch (revision.minor) {
 		case 11:
@@ -1784,6 +1970,7 @@ static enum bp_result construct_integrated_info(
 		default:
 			return result;
 		}
+#endif
 	}
 
 	if (result != BP_RESULT_OK)

drivers/gpu/drm/amd/display/dc/bios/command_table_helper2.c

@@ -78,7 +78,11 @@ bool dal_bios_parser_init_cmd_tbl_helper2(
 		*h = dal_cmd_tbl_helper_dce112_get_table2();
 		return true;
 #endif
-
+#if defined(CONFIG_DRM_AMD_DC_DCN3_01)
+	case DCN_VERSION_3_01:
+		*h = dal_cmd_tbl_helper_dce112_get_table2();
+		return true;
+#endif
 	default:
 		/* Unsupported DCE */
 		BREAK_TO_DEBUGGER();

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

@@ -125,3 +125,13 @@ AMD_DAL_CLK_MGR_DCN30 = $(addprefix $(AMDDALPATH)/dc/clk_mgr/dcn30/,$(CLK_MGR_DC
 
 AMD_DISPLAY_FILES += $(AMD_DAL_CLK_MGR_DCN30)
 endif
+ifdef CONFIG_DRM_AMD_DC_DCN3_01
+###############################################################################
+# DCN301
+###############################################################################
+CLK_MGR_DCN301 = vg_clk_mgr.o dcn301_smu.o
+
+AMD_DAL_CLK_MGR_DCN301 = $(addprefix $(AMDDALPATH)/dc/clk_mgr/dcn301/,$(CLK_MGR_DCN301))
+
+AMD_DISPLAY_FILES += $(AMD_DAL_CLK_MGR_DCN301)
+endif

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

@@ -42,6 +42,9 @@
 #if defined(CONFIG_DRM_AMD_DC_DCN3_0)
 #include "dcn30/dcn30_clk_mgr.h"
 #endif
+#if defined(CONFIG_DRM_AMD_DC_DCN3_01)
+#include "dcn301/vg_clk_mgr.h"
+#endif
 
 
 int clk_mgr_helper_get_active_display_cnt(
@@ -188,6 +191,12 @@ struct clk_mgr *dc_clk_mgr_create(struct dc_context *ctx, struct pp_smu_funcs *p
 		break;
 #endif	/* Family RV and NV*/
 
+#if defined(CONFIG_DRM_AMD_DC_DCN3_01)
+	case FAMILY_VGH:
+		if (ASICREV_IS_VANGOGH(asic_id.hw_internal_rev))
+			vg_clk_mgr_construct(ctx, clk_mgr, pp_smu, dccg);
+		break;
+#endif
 	default:
 		ASSERT(0); /* Unknown Asic */
 		break;
@@ -205,8 +214,18 @@ void dc_destroy_clk_mgr(struct clk_mgr *clk_mgr_base)
 	case FAMILY_NV:
 		if (ASICREV_IS_SIENNA_CICHLID_P(clk_mgr_base->ctx->asic_id.hw_internal_rev)) {
 			dcn3_clk_mgr_destroy(clk_mgr);
-			break;
 		}
+		break;
+
+#if defined(CONFIG_DRM_AMD_DC_DCN3_01)
+	case FAMILY_VGH:
+		if (ASICREV_IS_VANGOGH(clk_mgr_base->ctx->asic_id.hw_internal_rev))
+			vg_clk_mgr_destroy(clk_mgr);
+		break;
+#endif
+
+	default:
+		break;
 	}
 #endif
 

drivers/gpu/drm/amd/display/dc/clk_mgr/dcn301/dcn301_smu.c

+/*
+ * 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
+ *
+ */
+
+#include "core_types.h"
+#include "clk_mgr_internal.h"
+#include "reg_helper.h"
+#include <linux/delay.h>
+
+#include "dcn301_smu.h"
+
+#include "vangogh_ip_offset.h"
+
+#include "mp/mp_11_5_0_offset.h"
+#include "mp/mp_11_5_0_sh_mask.h"
+
+#define REG(reg_name) \
+	(MP0_BASE.instance[0].segment[mm ## reg_name ## _BASE_IDX] + mm ## reg_name)
+
+#define FN(reg_name, field) \
+	FD(reg_name##__##field)
+
+#define VBIOSSMC_MSG_GetSmuVersion                0x2
+#define VBIOSSMC_MSG_SetDispclkFreq               0x4
+#define VBIOSSMC_MSG_SetDprefclkFreq              0x5
+#define VBIOSSMC_MSG_SetDppclkFreq                0x6
+#define VBIOSSMC_MSG_SetHardMinDcfclkByFreq       0x7
+#define VBIOSSMC_MSG_SetMinDeepSleepDcfclk        0x8
+//#define VBIOSSMC_MSG_SetPhyclkVoltageByFreq       0xA
+#define VBIOSSMC_MSG_GetFclkFrequency             0xA
+//#define VBIOSSMC_MSG_SetDisplayCount              0xC
+//#define VBIOSSMC_MSG_EnableTmdp48MHzRefclkPwrDown 0xD
+#define VBIOSSMC_MSG_UpdatePmeRestore			  0xD
+#define VBIOSSMC_MSG_SetVbiosDramAddrHigh         0xE   //Used for WM table txfr
+#define VBIOSSMC_MSG_SetVbiosDramAddrLow          0xF
+#define VBIOSSMC_MSG_TransferTableSmu2Dram        0x10
+#define VBIOSSMC_MSG_TransferTableDram2Smu        0x11
+#define VBIOSSMC_MSG_SetDisplayIdleOptimizations  0x12
+
+#define VBIOSSMC_Status_BUSY                      0x0
+#define VBIOSSMC_Result_OK                        0x1
+#define VBIOSSMC_Result_Failed                    0xFF
+#define VBIOSSMC_Result_UnknownCmd                0xFE
+#define VBIOSSMC_Result_CmdRejectedPrereq         0xFD
+#define VBIOSSMC_Result_CmdRejectedBusy           0xFC
+
+/*
+ * Function to be used instead of REG_WAIT macro because the wait ends when
+ * the register is NOT EQUAL to zero, and because the translation in msg_if.h
+ * won't work with REG_WAIT.
+ */
+static uint32_t dcn301_smu_wait_for_response(struct clk_mgr_internal *clk_mgr, unsigned int delay_us, unsigned int max_retries)
+{
+	uint32_t res_val = VBIOSSMC_Status_BUSY;
+
+	do {
+		res_val = REG_READ(MP1_SMN_C2PMSG_91);
+		if (res_val != VBIOSSMC_Status_BUSY)
+			break;
+
+		if (delay_us >= 1000)
+			msleep(delay_us/1000);
+		else if (delay_us > 0)
+			udelay(delay_us);
+	} while (max_retries--);
+
+	return res_val;
+}
+
+int dcn301_smu_send_msg_with_param(
+		struct clk_mgr_internal *clk_mgr,
+		unsigned int msg_id, unsigned int param)
+{
+	uint32_t result;
+
+	/* First clear response register */
+	REG_WRITE(MP1_SMN_C2PMSG_91, VBIOSSMC_Status_BUSY);
+
+	/* Set the parameter register for the SMU message, unit is Mhz */
+	REG_WRITE(MP1_SMN_C2PMSG_83, param);
+
+	/* Trigger the message transaction by writing the message ID */
+	REG_WRITE(MP1_SMN_C2PMSG_67, msg_id);
+
+	result = dcn301_smu_wait_for_response(clk_mgr, 10, 1000);
+
+	ASSERT(result == VBIOSSMC_Result_OK);
+
+	/* Actual dispclk set is returned in the parameter register */
+	return REG_READ(MP1_SMN_C2PMSG_83);
+}
+
+int dcn301_smu_get_smu_version(struct clk_mgr_internal *clk_mgr)
+{
+	return dcn301_smu_send_msg_with_param(
+			clk_mgr,
+			VBIOSSMC_MSG_GetSmuVersion,
+			0);
+}
+
+
+int dcn301_smu_set_dispclk(struct clk_mgr_internal *clk_mgr, int requested_dispclk_khz)
+{
+	int actual_dispclk_set_mhz = -1;
+
+	/*  Unit of SMU msg parameter is Mhz */
+	actual_dispclk_set_mhz = dcn301_smu_send_msg_with_param(
+			clk_mgr,
+			VBIOSSMC_MSG_SetDispclkFreq,
+			requested_dispclk_khz / 1000);
+
+	return actual_dispclk_set_mhz * 1000;
+}
+
+int dcn301_smu_set_dprefclk(struct clk_mgr_internal *clk_mgr)
+{
+	int actual_dprefclk_set_mhz = -1;
+
+	actual_dprefclk_set_mhz = dcn301_smu_send_msg_with_param(
+			clk_mgr,
+			VBIOSSMC_MSG_SetDprefclkFreq,
+			clk_mgr->base.dprefclk_khz / 1000);
+
+	/* TODO: add code for programing DP DTO, currently this is down by command table */
+
+	return actual_dprefclk_set_mhz * 1000;
+}
+
+int dcn301_smu_set_hard_min_dcfclk(struct clk_mgr_internal *clk_mgr, int requested_dcfclk_khz)
+{
+	int actual_dcfclk_set_mhz = -1;
+
+	actual_dcfclk_set_mhz = dcn301_smu_send_msg_with_param(
+			clk_mgr,
+			VBIOSSMC_MSG_SetHardMinDcfclkByFreq,
+			requested_dcfclk_khz / 1000);
+
+	return actual_dcfclk_set_mhz * 1000;
+}
+
+int dcn301_smu_set_min_deep_sleep_dcfclk(struct clk_mgr_internal *clk_mgr, int requested_min_ds_dcfclk_khz)
+{
+	int actual_min_ds_dcfclk_mhz = -1;
+
+	actual_min_ds_dcfclk_mhz = dcn301_smu_send_msg_with_param(
+			clk_mgr,
+			VBIOSSMC_MSG_SetMinDeepSleepDcfclk,
+			requested_min_ds_dcfclk_khz / 1000);
+
+	return actual_min_ds_dcfclk_mhz * 1000;
+}
+
+int dcn301_smu_set_dppclk(struct clk_mgr_internal *clk_mgr, int requested_dpp_khz)
+{
+	int actual_dppclk_set_mhz = -1;
+
+	actual_dppclk_set_mhz = dcn301_smu_send_msg_with_param(
+			clk_mgr,
+			VBIOSSMC_MSG_SetDppclkFreq,
+			requested_dpp_khz / 1000);
+
+	return actual_dppclk_set_mhz * 1000;
+}
+
+void dcn301_smu_set_display_idle_optimization(struct clk_mgr_internal *clk_mgr, uint32_t idle_info)
+{
+	//TODO: Work with smu team to define optimization options.
+
+	dcn301_smu_send_msg_with_param(
+		clk_mgr,
+		VBIOSSMC_MSG_SetDisplayIdleOptimizations,
+		idle_info);
+}
+
+void dcn301_smu_enable_phy_refclk_pwrdwn(struct clk_mgr_internal *clk_mgr, bool enable)
+{
+	union display_idle_optimization_u idle_info = { 0 };
+
+	if (enable) {
+		idle_info.idle_info.df_request_disabled = 1;
+		idle_info.idle_info.phy_ref_clk_off = 1;
+	}
+
+	dcn301_smu_send_msg_with_param(
+			clk_mgr,
+			VBIOSSMC_MSG_SetDisplayIdleOptimizations,
+			idle_info.data);
+}
+
+void dcn301_smu_enable_pme_wa(struct clk_mgr_internal *clk_mgr)
+{
+	dcn301_smu_send_msg_with_param(
+			clk_mgr,
+			VBIOSSMC_MSG_UpdatePmeRestore,
+			0);
+}
+
+void dcn301_smu_set_dram_addr_high(struct clk_mgr_internal *clk_mgr, uint32_t addr_high)
+{
+	dcn301_smu_send_msg_with_param(clk_mgr,
+			VBIOSSMC_MSG_SetVbiosDramAddrHigh, addr_high);
+}
+
+void dcn301_smu_set_dram_addr_low(struct clk_mgr_internal *clk_mgr, uint32_t addr_low)
+{
+	dcn301_smu_send_msg_with_param(clk_mgr,
+			VBIOSSMC_MSG_SetVbiosDramAddrLow, addr_low);
+}
+
+void dcn301_smu_transfer_dpm_table_smu_2_dram(struct clk_mgr_internal *clk_mgr)
+{
+	dcn301_smu_send_msg_with_param(clk_mgr,
+			VBIOSSMC_MSG_TransferTableSmu2Dram, TABLE_DPMCLOCKS);
+}
+
+void dcn301_smu_transfer_wm_table_dram_2_smu(struct clk_mgr_internal *clk_mgr)
+{
+	dcn301_smu_send_msg_with_param(clk_mgr,
+			VBIOSSMC_MSG_TransferTableDram2Smu, TABLE_WATERMARKS);
+}

drivers/gpu/drm/amd/display/dc/clk_mgr/dcn301/dcn301_smu.h

+/*
+ * 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_DC_301_SMU_H_
+#define DAL_DC_301_SMU_H_
+
+#define SMU13_DRIVER_IF_VERSION 2
+
+typedef struct {
+	uint32_t fclk;
+	uint32_t memclk;
+	uint32_t voltage;
+} df_pstate_t;
+
+typedef struct {
+	uint32_t vclk;
+	uint32_t dclk;
+} vcn_clk_t;
+
+typedef enum {
+	DSPCLK_DCFCLK = 0,
+	DSPCLK_DISPCLK,
+	DSPCLK_PIXCLK,
+	DSPCLK_PHYCLK,
+	DSPCLK_COUNT,
+} DSPCLK_e;
+
+typedef struct {
+	uint16_t Freq; // in MHz
+	uint16_t Vid;  // min voltage in SVI2 VID
+} DisplayClockTable_t;
+
+typedef struct {
+	uint16_t MinClock; // This is either DCFCLK or SOCCLK (in MHz)
+	uint16_t MaxClock; // This is either DCFCLK or SOCCLK (in MHz)
+	uint16_t MinMclk;
+	uint16_t MaxMclk;
+
+	uint8_t  WmSetting;
+	uint8_t  WmType;  // Used for normal pstate change or memory retraining
+	uint8_t  Padding[2];
+} WatermarkRowGeneric_t;
+
+
+#define NUM_WM_RANGES 4
+
+typedef enum {
+	WM_SOCCLK = 0,
+	WM_DCFCLK,
+	WM_COUNT,
+} WM_CLOCK_e;
+
+typedef struct {
+  // Watermarks
+	WatermarkRowGeneric_t WatermarkRow[WM_COUNT][NUM_WM_RANGES];
+
+	uint32_t     MmHubPadding[7]; // SMU internal use
+} Watermarks_t;
+
+
+#define TABLE_WATERMARKS         1
+#define TABLE_DPMCLOCKS          4 // Called by Driver
+
+
+#define VG_NUM_DCFCLK_DPM_LEVELS   7
+#define VG_NUM_DISPCLK_DPM_LEVELS  7
+#define VG_NUM_DPPCLK_DPM_LEVELS   7
+#define VG_NUM_SOCCLK_DPM_LEVELS   7
+#define VG_NUM_ISPICLK_DPM_LEVELS  7
+#define VG_NUM_ISPXCLK_DPM_LEVELS  7
+#define VG_NUM_VCN_DPM_LEVELS      5
+#define VG_NUM_FCLK_DPM_LEVELS     4
+#define VG_NUM_SOC_VOLTAGE_LEVELS  8
+
+// copy from vgh/vangogh/pmfw_driver_if.h
+struct vg_dpm_clocks {
+	uint32_t DcfClocks[VG_NUM_DCFCLK_DPM_LEVELS];
+	uint32_t DispClocks[VG_NUM_DISPCLK_DPM_LEVELS];
+	uint32_t DppClocks[VG_NUM_DPPCLK_DPM_LEVELS];
+	uint32_t SocClocks[VG_NUM_SOCCLK_DPM_LEVELS];
+	uint32_t IspiClocks[VG_NUM_ISPICLK_DPM_LEVELS];
+	uint32_t IspxClocks[VG_NUM_ISPXCLK_DPM_LEVELS];
+	vcn_clk_t VcnClocks[VG_NUM_VCN_DPM_LEVELS];
+
+	uint32_t SocVoltage[VG_NUM_SOC_VOLTAGE_LEVELS];
+
+	df_pstate_t DfPstateTable[VG_NUM_FCLK_DPM_LEVELS];
+
+	uint32_t MinGfxClk;
+	uint32_t MaxGfxClk;
+
+	uint8_t NumDfPstatesEnabled;
+	uint8_t NumDcfclkLevelsEnabled;
+	uint8_t NumDispClkLevelsEnabled;  //applies to both dispclk and dppclk
+	uint8_t NumSocClkLevelsEnabled;
+
+	uint8_t IspClkLevelsEnabled;  //applies to both ispiclk and ispxclk
+	uint8_t VcnClkLevelsEnabled;  //applies to both vclk/dclk
+	uint8_t spare[2];
+};
+
+struct smu_dpm_clks {
+	struct vg_dpm_clocks *dpm_clks;
+	union large_integer mc_address;
+};
+
+struct watermarks {
+  // Watermarks
+	WatermarkRowGeneric_t WatermarkRow[WM_COUNT][NUM_WM_RANGES];
+
+	uint32_t     MmHubPadding[7]; // SMU internal use
+};
+
+
+struct display_idle_optimization {
+	unsigned int df_request_disabled : 1;
+	unsigned int phy_ref_clk_off     : 1;
+	unsigned int s0i2_rdy            : 1;
+	unsigned int reserved            : 29;
+};
+
+union display_idle_optimization_u {
+	struct display_idle_optimization idle_info;
+	uint32_t data;
+};
+
+
+int dcn301_smu_get_smu_version(struct clk_mgr_internal *clk_mgr);
+int dcn301_smu_set_dispclk(struct clk_mgr_internal *clk_mgr, int requested_dispclk_khz);
+int dcn301_smu_set_dprefclk(struct clk_mgr_internal *clk_mgr);
+int dcn301_smu_set_hard_min_dcfclk(struct clk_mgr_internal *clk_mgr, int requested_dcfclk_khz);
+int dcn301_smu_set_min_deep_sleep_dcfclk(struct clk_mgr_internal *clk_mgr, int requested_min_ds_dcfclk_khz);
+int dcn301_smu_set_dppclk(struct clk_mgr_internal *clk_mgr, int requested_dpp_khz);
+void dcn301_smu_set_display_idle_optimization(struct clk_mgr_internal *clk_mgr, uint32_t idle_info);
+void dcn301_smu_enable_phy_refclk_pwrdwn(struct clk_mgr_internal *clk_mgr, bool enable);
+void dcn301_smu_enable_pme_wa(struct clk_mgr_internal *clk_mgr);
+void dcn301_smu_set_dram_addr_high(struct clk_mgr_internal *clk_mgr, uint32_t addr_high);
+void dcn301_smu_set_dram_addr_low(struct clk_mgr_internal *clk_mgr, uint32_t addr_low);
+void dcn301_smu_transfer_dpm_table_smu_2_dram(struct clk_mgr_internal *clk_mgr);
+void dcn301_smu_transfer_wm_table_dram_2_smu(struct clk_mgr_internal *clk_mgr);
+
+#endif /* DAL_DC_301_SMU_H_ */

drivers/gpu/drm/amd/display/dc/clk_mgr/dcn301/vg_clk_mgr.h

+/*
+ * 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 __VG_CLK_MGR_H__
+#define __VG_CLK_MGR_H__
+
+int vg_get_active_display_cnt_wa(
+		struct dc *dc,
+		struct dc_state *context);
+
+void vg_enable_pme_wa(struct clk_mgr *clk_mgr_base);
+
+void vg_clk_mgr_construct(struct dc_context *ctx,
+		struct clk_mgr_internal *clk_mgr,
+		struct pp_smu_funcs *pp_smu,
+		struct dccg *dccg);
+
+void vg_clk_mgr_destroy(struct clk_mgr_internal *clk_mgr);
+
+void vg_notify_wm_ranges(struct clk_mgr *clk_mgr_base);
+#endif //__VG_CLK_MGR_H__

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

@@ -58,6 +58,9 @@
 #if defined(CONFIG_DRM_AMD_DC_DCN3_0)
 #include "../dcn30/dcn30_resource.h"
 #endif
+#if defined(CONFIG_DRM_AMD_DC_DCN3_01)
+#include "../dcn301/dcn301_resource.h"
+#endif
 
 #define DC_LOGGER_INIT(logger)
 
@@ -130,6 +133,12 @@ enum dce_version resource_parse_asic_id(struct hw_asic_id asic_id)
 			dc_version = DCN_VERSION_3_0;
 #endif
 		break;
+
+#if defined(CONFIG_DRM_AMD_DC_DCN3_01)
+	case FAMILY_VGH:
+		dc_version = DCN_VERSION_3_01;
+		break;
+#endif
 	default:
 		dc_version = DCE_VERSION_UNKNOWN;
 		break;
@@ -210,6 +219,11 @@ struct resource_pool *dc_create_resource_pool(struct dc  *dc,
 		break;
 #endif
 
+#if defined(CONFIG_DRM_AMD_DC_DCN3_01)
+	case DCN_VERSION_3_01:
+		res_pool = dcn301_create_resource_pool(init_data, dc);
+		break;
+#endif
 	default:
 		break;
 	}

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

@@ -82,6 +82,22 @@
 	SR(DC_ABM1_ACE_THRES_12), \
 	NBIO_SR(BIOS_SCRATCH_2)
 
+#if defined(CONFIG_DRM_AMD_DC_DCN3_01)
+#define ABM_DCN301_REG_LIST(id)\
+	ABM_COMMON_REG_LIST_DCE_BASE(), \
+	SRI(DC_ABM1_HG_SAMPLE_RATE, ABM, id), \
+	SRI(DC_ABM1_LS_SAMPLE_RATE, ABM, id), \
+	SRI(BL1_PWM_BL_UPDATE_SAMPLE_RATE, ABM, id), \
+	SRI(DC_ABM1_HG_MISC_CTRL, ABM, id), \
+	SRI(DC_ABM1_IPCSC_COEFF_SEL, ABM, id), \
+	SRI(BL1_PWM_CURRENT_ABM_LEVEL, ABM, id), \
+	SRI(BL1_PWM_TARGET_ABM_LEVEL, ABM, id), \
+	SRI(BL1_PWM_USER_LEVEL, ABM, id), \
+	SRI(DC_ABM1_LS_MIN_MAX_PIXEL_VALUE_THRES, ABM, id), \
+	SRI(DC_ABM1_HGLS_REG_READ_PROGRESS, ABM, id), \
+	NBIO_SR(BIOS_SCRATCH_2)
+#endif
+
 #if defined(CONFIG_DRM_AMD_DC_DCN3_0)
 #define ABM_DCN30_REG_LIST(id)\
 	ABM_COMMON_REG_LIST_DCE_BASE(), \
@@ -173,7 +189,7 @@
 
 #define ABM_MASK_SH_LIST_DCN20(mask_sh) ABM_MASK_SH_LIST_DCE110(mask_sh)
 
-#if defined(CONFIG_DRM_AMD_DC_DCN3_0)
+#if defined(CONFIG_DRM_AMD_DC_DCN3_0) || defined(CONFIG_DRM_AMD_DC_DCN3_01)
 #define ABM_MASK_SH_LIST_DCN301(mask_sh) ABM_MASK_SH_LIST_DCN10(mask_sh)
 #endif
 

drivers/gpu/drm/amd/display/dc/dce/dce_clock_source.c

@@ -1554,3 +1554,21 @@ bool dcn3_clk_src_construct(
 	return ret;
 }
 #endif
+
+#if defined(CONFIG_DRM_AMD_DC_DCN3_01)
+bool dcn301_clk_src_construct(
+	struct dce110_clk_src *clk_src,
+	struct dc_context *ctx,
+	struct dc_bios *bios,
+	enum clock_source_id id,
+	const struct dce110_clk_src_regs *regs,
+	const struct dce110_clk_src_shift *cs_shift,
+	const struct dce110_clk_src_mask *cs_mask)
+{
+	bool ret = dce112_clk_src_construct(clk_src, ctx, bios, id, regs, cs_shift, cs_mask);
+
+	clk_src->base.funcs = &dcn3_clk_src_funcs;
+
+	return ret;
+}
+#endif

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

@@ -108,6 +108,23 @@
 		SRII(PIXEL_RATE_CNTL, OTG, 3)
 #endif
 
+#if defined(CONFIG_DRM_AMD_DC_DCN3_01)
+#define CS_COMMON_REG_LIST_DCN3_01(index, pllid) \
+		SRI(PIXCLK_RESYNC_CNTL, PHYPLL, pllid),\
+		SRII(PHASE, DP_DTO, 0),\
+		SRII(PHASE, DP_DTO, 1),\
+		SRII(PHASE, DP_DTO, 2),\
+		SRII(PHASE, DP_DTO, 3),\
+		SRII(MODULO, DP_DTO, 0),\
+		SRII(MODULO, DP_DTO, 1),\
+		SRII(MODULO, DP_DTO, 2),\
+		SRII(MODULO, DP_DTO, 3),\
+		SRII(PIXEL_RATE_CNTL, OTG, 0),\
+		SRII(PIXEL_RATE_CNTL, OTG, 1),\
+		SRII(PIXEL_RATE_CNTL, OTG, 2),\
+		SRII(PIXEL_RATE_CNTL, OTG, 3)
+#endif
+
 #define CS_COMMON_MASK_SH_LIST_DCN2_0(mask_sh)\
 	CS_SF(DP_DTO0_PHASE, DP_DTO0_PHASE, mask_sh),\
 	CS_SF(DP_DTO0_MODULO, DP_DTO0_MODULO, mask_sh),\
@@ -232,6 +249,17 @@ bool dcn3_clk_src_construct(
 	const struct dce110_clk_src_mask *cs_mask);
 #endif
 
+#if defined(CONFIG_DRM_AMD_DC_DCN3_01)
+bool dcn301_clk_src_construct(
+	struct dce110_clk_src *clk_src,
+	struct dc_context *ctx,
+	struct dc_bios *bios,
+	enum clock_source_id id,
+	const struct dce110_clk_src_regs *regs,
+	const struct dce110_clk_src_shift *cs_shift,
+	const struct dce110_clk_src_mask *cs_mask);
+#endif
+
 /* this table is use to find *1.001 and /1.001 pixel rates from non-precise pixel rate */
 struct pixel_rate_range_table_entry {
 	unsigned int range_min_khz;
@@ -246,4 +274,5 @@ extern const struct pixel_rate_range_table_entry video_optimized_pixel_rates[];
 const struct pixel_rate_range_table_entry *look_up_in_video_optimized_rate_tlb(
 		unsigned int pixel_rate_khz);
 #endif
+
 #endif

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

@@ -224,28 +224,6 @@
 	SR(VGA_TEST_CONTROL), \
 	SR(DC_IP_REQUEST_CNTL)
 
-#if defined(CONFIG_DRM_AMD_DC_DCN3_0)
-#define HWSEQ_DCN30_REG_LIST()\
-	HWSEQ_DCN2_REG_LIST(),\
-	HWSEQ_DCN_REG_LIST(), \
-	HWSEQ_PIXEL_RATE_REG_LIST_3(OTG), \
-	HWSEQ_PHYPLL_REG_LIST_3(OTG), \
-	SR(MICROSECOND_TIME_BASE_DIV), \
-	SR(MILLISECOND_TIME_BASE_DIV), \
-	SR(DISPCLK_FREQ_CHANGE_CNTL), \
-	SR(RBBMIF_TIMEOUT_DIS), \
-	SR(RBBMIF_TIMEOUT_DIS_2), \
-	SR(DCHUBBUB_CRC_CTRL), \
-	SR(DPP_TOP0_DPP_CRC_CTRL), \
-	SR(DPP_TOP0_DPP_CRC_VAL_B_A), \
-	SR(DPP_TOP0_DPP_CRC_VAL_R_G), \
-	SR(MPC_CRC_CTRL), \
-	SR(MPC_CRC_RESULT_GB), \
-	SR(MPC_CRC_RESULT_C), \
-	SR(MPC_CRC_RESULT_AR), \
-	SR(AZALIA_AUDIO_DTO), \
-	SR(AZALIA_CONTROLLER_CLOCK_GATING)
-#endif
 #define HWSEQ_DCN2_REG_LIST()\
 	HWSEQ_DCN_REG_LIST(), \
 	HSWEQ_DCN_PIXEL_RATE_REG_LIST(OTG, 0), \
@@ -361,6 +339,93 @@
 	SR(D6VGA_CONTROL), \
 	SR(DC_IP_REQUEST_CNTL)
 
+#if defined(CONFIG_DRM_AMD_DC_DCN3_0)
+#define HWSEQ_DCN30_REG_LIST()\
+	HWSEQ_DCN2_REG_LIST(),\
+	HWSEQ_DCN_REG_LIST(), \
+	HWSEQ_PIXEL_RATE_REG_LIST_3(OTG), \
+	HWSEQ_PHYPLL_REG_LIST_3(OTG), \
+	SR(MICROSECOND_TIME_BASE_DIV), \
+	SR(MILLISECOND_TIME_BASE_DIV), \
+	SR(DISPCLK_FREQ_CHANGE_CNTL), \
+	SR(RBBMIF_TIMEOUT_DIS), \
+	SR(RBBMIF_TIMEOUT_DIS_2), \
+	SR(DCHUBBUB_CRC_CTRL), \
+	SR(DPP_TOP0_DPP_CRC_CTRL), \
+	SR(DPP_TOP0_DPP_CRC_VAL_B_A), \
+	SR(DPP_TOP0_DPP_CRC_VAL_R_G), \
+	SR(MPC_CRC_CTRL), \
+	SR(MPC_CRC_RESULT_GB), \
+	SR(MPC_CRC_RESULT_C), \
+	SR(MPC_CRC_RESULT_AR), \
+	SR(AZALIA_AUDIO_DTO), \
+	SR(AZALIA_CONTROLLER_CLOCK_GATING)
+#endif
+
+#if defined(CONFIG_DRM_AMD_DC_DCN3_01)
+#define HWSEQ_DCN301_REG_LIST()\
+	SR(REFCLK_CNTL), \
+	SR(DCHUBBUB_GLOBAL_TIMER_CNTL), \
+	SR(DIO_MEM_PWR_CTRL), \
+	SR(DCCG_GATE_DISABLE_CNTL), \
+	SR(DCCG_GATE_DISABLE_CNTL2), \
+	SR(DCFCLK_CNTL),\
+	SR(DCFCLK_CNTL), \
+	SR(DC_MEM_GLOBAL_PWR_REQ_CNTL), \
+	SRII(PIXEL_RATE_CNTL, OTG, 0), \
+	SRII(PIXEL_RATE_CNTL, OTG, 1),\
+	SRII(PIXEL_RATE_CNTL, OTG, 2),\
+	SRII(PIXEL_RATE_CNTL, OTG, 3),\
+	SRII(PHYPLL_PIXEL_RATE_CNTL, OTG, 0),\
+	SRII(PHYPLL_PIXEL_RATE_CNTL, OTG, 1),\
+	SRII(PHYPLL_PIXEL_RATE_CNTL, OTG, 2),\
+	SRII(PHYPLL_PIXEL_RATE_CNTL, OTG, 3),\
+	SR(MICROSECOND_TIME_BASE_DIV), \
+	SR(MILLISECOND_TIME_BASE_DIV), \
+	SR(DISPCLK_FREQ_CHANGE_CNTL), \
+	SR(RBBMIF_TIMEOUT_DIS), \
+	SR(RBBMIF_TIMEOUT_DIS_2), \
+	SR(DCHUBBUB_CRC_CTRL), \
+	SR(DPP_TOP0_DPP_CRC_CTRL), \
+	SR(DPP_TOP0_DPP_CRC_VAL_B_A), \
+	SR(DPP_TOP0_DPP_CRC_VAL_R_G), \
+	SR(MPC_CRC_CTRL), \
+	SR(MPC_CRC_RESULT_GB), \
+	SR(MPC_CRC_RESULT_C), \
+	SR(MPC_CRC_RESULT_AR), \
+	SR(DOMAIN0_PG_CONFIG), \
+	SR(DOMAIN1_PG_CONFIG), \
+	SR(DOMAIN2_PG_CONFIG), \
+	SR(DOMAIN3_PG_CONFIG), \
+	SR(DOMAIN4_PG_CONFIG), \
+	SR(DOMAIN5_PG_CONFIG), \
+	SR(DOMAIN6_PG_CONFIG), \
+	SR(DOMAIN7_PG_CONFIG), \
+	SR(DOMAIN16_PG_CONFIG), \
+	SR(DOMAIN17_PG_CONFIG), \
+	SR(DOMAIN18_PG_CONFIG), \
+	SR(DOMAIN0_PG_STATUS), \
+	SR(DOMAIN1_PG_STATUS), \
+	SR(DOMAIN2_PG_STATUS), \
+	SR(DOMAIN3_PG_STATUS), \
+	SR(DOMAIN4_PG_STATUS), \
+	SR(DOMAIN5_PG_STATUS), \
+	SR(DOMAIN6_PG_STATUS), \
+	SR(DOMAIN7_PG_STATUS), \
+	SR(DOMAIN16_PG_STATUS), \
+	SR(DOMAIN17_PG_STATUS), \
+	SR(DOMAIN18_PG_STATUS), \
+	SR(D1VGA_CONTROL), \
+	SR(D2VGA_CONTROL), \
+	SR(D3VGA_CONTROL), \
+	SR(D4VGA_CONTROL), \
+	SR(D5VGA_CONTROL), \
+	SR(D6VGA_CONTROL), \
+	SR(DC_IP_REQUEST_CNTL), \
+	SR(AZALIA_AUDIO_DTO), \
+	SR(AZALIA_CONTROLLER_CLOCK_GATING)
+#endif
+
 struct dce_hwseq_registers {
 	uint32_t DCFE_CLOCK_CONTROL[6];
 	uint32_t DCFEV_CLOCK_CONTROL;
@@ -598,12 +663,6 @@ struct dce_hwseq_registers {
 	HWS_SF(, VGA_TEST_CONTROL, VGA_TEST_ENABLE, mask_sh),\
 	HWS_SF(, VGA_TEST_CONTROL, VGA_TEST_RENDER_START, mask_sh)
 
-#if defined(CONFIG_DRM_AMD_DC_DCN3_0)
-#define HWSEQ_DCN30_MASK_SH_LIST(mask_sh)\
-	HWSEQ_DCN2_MASK_SH_LIST(mask_sh), \
-	HWS_SF(, AZALIA_AUDIO_DTO, AZALIA_AUDIO_DTO_MODULE, mask_sh)
-#endif
-
 #define HWSEQ_DCN2_MASK_SH_LIST(mask_sh)\
 	HWSEQ_DCN_MASK_SH_LIST(mask_sh), \
 	HWS_SF(, DCHUBBUB_GLOBAL_TIMER_CNTL, DCHUBBUB_GLOBAL_TIMER_REFDIV, mask_sh), \
@@ -703,6 +762,57 @@ struct dce_hwseq_registers {
 	HWS_SF(, DOMAIN18_PG_STATUS, DOMAIN18_PGFSM_PWR_STATUS, mask_sh), \
 	HWS_SF(, DC_IP_REQUEST_CNTL, IP_REQUEST_EN, mask_sh)
 
+#if defined(CONFIG_DRM_AMD_DC_DCN3_0)
+#define HWSEQ_DCN30_MASK_SH_LIST(mask_sh)\
+	HWSEQ_DCN2_MASK_SH_LIST(mask_sh), \
+	HWS_SF(, AZALIA_AUDIO_DTO, AZALIA_AUDIO_DTO_MODULE, mask_sh)
+#endif
+
+#if defined(CONFIG_DRM_AMD_DC_DCN3_01)
+#define HWSEQ_DCN301_MASK_SH_LIST(mask_sh)\
+	HWSEQ_DCN_MASK_SH_LIST(mask_sh), \
+	HWS_SF(, DCHUBBUB_GLOBAL_TIMER_CNTL, DCHUBBUB_GLOBAL_TIMER_REFDIV, mask_sh), \
+	HWS_SF(, DOMAIN0_PG_CONFIG, DOMAIN0_POWER_FORCEON, mask_sh), \
+	HWS_SF(, DOMAIN0_PG_CONFIG, DOMAIN0_POWER_GATE, mask_sh), \
+	HWS_SF(, DOMAIN1_PG_CONFIG, DOMAIN1_POWER_FORCEON, mask_sh), \
+	HWS_SF(, DOMAIN1_PG_CONFIG, DOMAIN1_POWER_GATE, mask_sh), \
+	HWS_SF(, DOMAIN2_PG_CONFIG, DOMAIN2_POWER_FORCEON, mask_sh), \
+	HWS_SF(, DOMAIN2_PG_CONFIG, DOMAIN2_POWER_GATE, mask_sh), \
+	HWS_SF(, DOMAIN3_PG_CONFIG, DOMAIN3_POWER_FORCEON, mask_sh), \
+	HWS_SF(, DOMAIN3_PG_CONFIG, DOMAIN3_POWER_GATE, mask_sh), \
+	HWS_SF(, DOMAIN4_PG_CONFIG, DOMAIN4_POWER_FORCEON, mask_sh), \
+	HWS_SF(, DOMAIN4_PG_CONFIG, DOMAIN4_POWER_GATE, mask_sh), \
+	HWS_SF(, DOMAIN5_PG_CONFIG, DOMAIN5_POWER_FORCEON, mask_sh), \
+	HWS_SF(, DOMAIN5_PG_CONFIG, DOMAIN5_POWER_GATE, mask_sh), \
+	HWS_SF(, DOMAIN6_PG_CONFIG, DOMAIN6_POWER_FORCEON, mask_sh), \
+	HWS_SF(, DOMAIN6_PG_CONFIG, DOMAIN6_POWER_GATE, mask_sh), \
+	HWS_SF(, DOMAIN7_PG_CONFIG, DOMAIN7_POWER_FORCEON, mask_sh), \
+	HWS_SF(, DOMAIN7_PG_CONFIG, DOMAIN7_POWER_GATE, mask_sh), \
+	HWS_SF(, DOMAIN16_PG_CONFIG, DOMAIN16_POWER_FORCEON, mask_sh), \
+	HWS_SF(, DOMAIN16_PG_CONFIG, DOMAIN16_POWER_GATE, mask_sh), \
+	HWS_SF(, DOMAIN17_PG_CONFIG, DOMAIN17_POWER_FORCEON, mask_sh), \
+	HWS_SF(, DOMAIN17_PG_CONFIG, DOMAIN17_POWER_GATE, mask_sh), \
+	HWS_SF(, DOMAIN18_PG_CONFIG, DOMAIN18_POWER_FORCEON, mask_sh), \
+	HWS_SF(, DOMAIN18_PG_CONFIG, DOMAIN18_POWER_GATE, mask_sh), \
+	HWS_SF(, DOMAIN0_PG_STATUS, DOMAIN0_PGFSM_PWR_STATUS, mask_sh), \
+	HWS_SF(, DOMAIN1_PG_STATUS, DOMAIN1_PGFSM_PWR_STATUS, mask_sh), \
+	HWS_SF(, DOMAIN2_PG_STATUS, DOMAIN2_PGFSM_PWR_STATUS, mask_sh), \
+	HWS_SF(, DOMAIN3_PG_STATUS, DOMAIN3_PGFSM_PWR_STATUS, mask_sh), \
+	HWS_SF(, DOMAIN4_PG_STATUS, DOMAIN4_PGFSM_PWR_STATUS, mask_sh), \
+	HWS_SF(, DOMAIN5_PG_STATUS, DOMAIN5_PGFSM_PWR_STATUS, mask_sh), \
+	HWS_SF(, DOMAIN6_PG_STATUS, DOMAIN6_PGFSM_PWR_STATUS, mask_sh), \
+	HWS_SF(, DOMAIN7_PG_STATUS, DOMAIN7_PGFSM_PWR_STATUS, mask_sh), \
+	HWS_SF(, DOMAIN16_PG_STATUS, DOMAIN16_PGFSM_PWR_STATUS, mask_sh), \
+	HWS_SF(, DOMAIN17_PG_STATUS, DOMAIN17_PGFSM_PWR_STATUS, mask_sh), \
+	HWS_SF(, DOMAIN18_PG_STATUS, DOMAIN18_PGFSM_PWR_STATUS, mask_sh), \
+	HWS_SF(, DC_IP_REQUEST_CNTL, IP_REQUEST_EN, mask_sh), \
+	HWS_SF(, PANEL_PWRSEQ0_CNTL, PANEL_BLON, mask_sh),\
+	HWS_SF(, PANEL_PWRSEQ0_CNTL, PANEL_DIGON, mask_sh),\
+	HWS_SF(, PANEL_PWRSEQ0_CNTL, PANEL_DIGON_OVRD, mask_sh),\
+	HWS_SF(, PANEL_PWRSEQ0_STATE, PANEL_PWRSEQ_TARGET_STATE_R, mask_sh),\
+	HWS_SF(, AZALIA_AUDIO_DTO, AZALIA_AUDIO_DTO_MODULE, mask_sh)
+#endif
+
 #define HWSEQ_REG_FIELD_LIST(type) \
 	type DCFE_CLOCK_ENABLE; \
 	type DCFEV_CLOCK_ENABLE; \
@@ -817,14 +927,39 @@ struct dce_hwseq_registers {
 	type D4VGA_MODE_ENABLE; \
 	type AZALIA_AUDIO_DTO_MODULE;
 
+#if defined(CONFIG_DRM_AMD_DC_DCN3_0)
+#define HWSEQ_DCN3_REG_FIELD_LIST(type) \
+	type HPO_HDMISTREAMCLK_GATE_DIS;
+#endif
+
+#if defined(CONFIG_DRM_AMD_DC_DCN3_01)
+#define HWSEQ_DCN301_REG_FIELD_LIST(type) \
+	type PANEL_BLON;\
+	type PANEL_DIGON;\
+	type PANEL_DIGON_OVRD;\
+	type PANEL_PWRSEQ_TARGET_STATE_R;
+#endif
+
 struct dce_hwseq_shift {
 	HWSEQ_REG_FIELD_LIST(uint8_t)
 	HWSEQ_DCN_REG_FIELD_LIST(uint8_t)
+#if defined(CONFIG_DRM_AMD_DC_DCN3_0)
+	HWSEQ_DCN3_REG_FIELD_LIST(uint8_t)
+#endif
+#if defined(CONFIG_DRM_AMD_DC_DCN3_01)
+	HWSEQ_DCN301_REG_FIELD_LIST(uint8_t)
+#endif
 };
 
 struct dce_hwseq_mask {
 	HWSEQ_REG_FIELD_LIST(uint32_t)
 	HWSEQ_DCN_REG_FIELD_LIST(uint32_t)
+#if defined(CONFIG_DRM_AMD_DC_DCN3_0)
+	HWSEQ_DCN3_REG_FIELD_LIST(uint32_t)
+#endif
+#if defined(CONFIG_DRM_AMD_DC_DCN3_01)
+	HWSEQ_DCN301_REG_FIELD_LIST(uint32_t)
+#endif
 };
 
 

drivers/gpu/drm/amd/display/dc/dcn10/dcn10_link_encoder.h

@@ -449,14 +449,32 @@ struct dcn10_link_enc_registers {
 	type AUX_RX_TIMEOUT_LEN;\
 	type AUX_RX_TIMEOUT_LEN_MUL
 
+#if defined(CONFIG_DRM_AMD_DC_DCN3_0)
+
+#define DCN30_LINK_ENCODER_REG_FIELD_LIST(type) \
+	type TMDS_SYNC_DCBAL_EN;\
+	type PHY_HPO_DIG_SRC_SEL;\
+	type PHY_HPO_ENC_SRC_SEL;\
+	type DPCS_TX_HDMI_FRL_MODE;\
+	type DPCS_TX_DATA_SWAP_10_BIT;\
+	type DPCS_TX_DATA_ORDER_INVERT_18_BIT;\
+	type RDPCS_TX_CLK_EN
+#endif
+
 struct dcn10_link_enc_shift {
 	DCN_LINK_ENCODER_REG_FIELD_LIST(uint8_t);
 	DCN20_LINK_ENCODER_REG_FIELD_LIST(uint8_t);
+#if defined(CONFIG_DRM_AMD_DC_DCN3_0)
+	DCN30_LINK_ENCODER_REG_FIELD_LIST(uint8_t);
+#endif
 };
 
 struct dcn10_link_enc_mask {
 	DCN_LINK_ENCODER_REG_FIELD_LIST(uint32_t);
 	DCN20_LINK_ENCODER_REG_FIELD_LIST(uint32_t);
+#if defined(CONFIG_DRM_AMD_DC_DCN3_0)
+	DCN30_LINK_ENCODER_REG_FIELD_LIST(uint32_t);
+#endif
 };
 
 struct dcn10_link_encoder {

drivers/gpu/drm/amd/display/dc/dcn30/dcn30_hubbub.c

@@ -384,6 +384,16 @@ void hubbub3_force_wm_propagate_to_pipes(struct hubbub *hubbub)
 			DCHUBBUB_ARB_VM_ROW_URGENCY_WATERMARK_A, prog_wm_value);
 }
 
+void hubbub3_force_pstate_change_control(struct hubbub *hubbub,
+		bool force, bool allow)
+{
+	struct dcn20_hubbub *hubbub1 = TO_DCN20_HUBBUB(hubbub);
+
+	REG_UPDATE_2(DCHUBBUB_ARB_DRAM_STATE_CNTL,
+			DCHUBBUB_ARB_ALLOW_PSTATE_CHANGE_FORCE_VALUE, allow,
+			DCHUBBUB_ARB_ALLOW_PSTATE_CHANGE_FORCE_ENABLE, force);
+}
+
 static const struct hubbub_funcs hubbub30_funcs = {
 	.update_dchub = hubbub2_update_dchub,
 	.init_dchub_sys_ctx = hubbub3_init_dchub_sys_ctx,
@@ -397,6 +407,7 @@ static const struct hubbub_funcs hubbub30_funcs = {
 	.allow_self_refresh_control = hubbub1_allow_self_refresh_control,
 	.is_allow_self_refresh_enabled = hubbub1_is_allow_self_refresh_enabled,
 	.force_wm_propagate_to_pipes = hubbub3_force_wm_propagate_to_pipes,
+	.force_pstate_change_control = hubbub3_force_pstate_change_control,
 };
 
 void hubbub3_construct(struct dcn20_hubbub *hubbub3,

drivers/gpu/drm/amd/display/dc/dcn30/dcn30_hubbub.h

@@ -116,4 +116,7 @@ bool hubbub3_program_watermarks(
 		unsigned int refclk_mhz,
 		bool safe_to_lower);
 
+void hubbub3_force_pstate_change_control(struct hubbub *hubbub,
+		bool force, bool allow);
+
 #endif

drivers/gpu/drm/amd/display/dc/dcn30/dcn30_hubp.h

@@ -251,6 +251,11 @@ bool hubp3_construct(
 		const struct dcn_hubp2_shift *hubp_shift,
 		const struct dcn_hubp2_mask *hubp_mask);
 
+#if defined(CONFIG_DRM_AMD_DC_DCN3_01)
+void hubp3_set_vm_system_aperture_settings(struct hubp *hubp,
+	struct vm_system_aperture_param *apt);
+#endif
+
 bool hubp3_program_surface_flip_and_addr(
 	struct hubp *hubp,
 	const struct dc_plane_address *address,

drivers/gpu/drm/amd/display/dc/dcn301/Makefile

+#
+# (c) Copyright 2020 Advanced Micro Devices, Inc. All the rights reserved
+#
+#  All rights reserved.  This notice is intended as a precaution against
+#  inadvertent publication and does not imply publication or any waiver
+#  of confidentiality.  The year included in the foregoing notice is the
+#  year of creation of the work.
+#
+#  Authors: AMD
+#
+# Makefile for dcn30.
+
+DCN301 = dcn301_init.o dcn301_resource.o dcn301_dccg.o \
+		dcn301_dio_link_encoder.o dcn301_hwseq.o dcn301_panel_cntl.o dcn301_hubbub.o
+
+ifdef CONFIG_X86
+CFLAGS_$(AMDDALPATH)/dc/dcn301/dcn301_resource.o := -mhard-float -msse
+endif
+
+ifdef CONFIG_PPC64
+CFLAGS_$(AMDDALPATH)/dc/dcn301/dcn301_resource.o := -mhard-float -maltivec
+endif
+
+ifdef CONFIG_ARM64
+CFLAGS_REMOVE_$(AMDDALPATH)/dc/dcn301/dcn301_resource.o := -mgeneral-regs-only
+endif
+
+ifdef CONFIG_CC_IS_GCC
+ifeq ($(call cc-ifversion, -lt, 0701, y), y)
+IS_OLD_GCC = 1
+endif
+endif
+
+ifdef CONFIG_X86
+ifdef IS_OLD_GCC
+# Stack alignment mismatch, proceed with caution.
+# GCC < 7.1 cannot compile code using `double` and -mpreferred-stack-boundary=3
+# (8B stack alignment).
+CFLAGS_$(AMDDALPATH)/dc/dcn301/dcn301_resource.o += -mpreferred-stack-boundary=4
+else
+CFLAGS_$(AMDDALPATH)/dc/dcn301/dcn301_resource.o += -msse2
+endif
+endif
+
+AMD_DAL_DCN301 = $(addprefix $(AMDDALPATH)/dc/dcn301/,$(DCN301))
+
+AMD_DISPLAY_FILES += $(AMD_DAL_DCN301)

drivers/gpu/drm/amd/display/dc/dcn301/dcn301_dccg.c

+/*
+ * 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
+ *
+ */
+
+#include "reg_helper.h"
+#include "core_types.h"
+#include "dcn301_dccg.h"
+
+#define TO_DCN_DCCG(dccg)\
+	container_of(dccg, struct dcn_dccg, base)
+
+#define REG(reg) \
+	(dccg_dcn->regs->reg)
+
+#undef FN
+#define FN(reg_name, field_name) \
+	dccg_dcn->dccg_shift->field_name, dccg_dcn->dccg_mask->field_name
+
+#define CTX \
+	dccg_dcn->base.ctx
+#define DC_LOGGER \
+	dccg->ctx->logger
+
+static const struct dccg_funcs dccg301_funcs = {
+	.update_dpp_dto = dccg2_update_dpp_dto,
+	.get_dccg_ref_freq = dccg2_get_dccg_ref_freq,
+	.dccg_init = dccg2_init
+};
+
+struct dccg *dccg301_create(
+	struct dc_context *ctx,
+	const struct dccg_registers *regs,
+	const struct dccg_shift *dccg_shift,
+	const struct dccg_mask *dccg_mask)
+{
+	struct dcn_dccg *dccg_dcn = kzalloc(sizeof(*dccg_dcn), GFP_KERNEL);
+	struct dccg *base;
+
+	if (dccg_dcn == NULL) {
+		BREAK_TO_DEBUGGER();
+		return NULL;
+	}
+
+	base = &dccg_dcn->base;
+	base->ctx = ctx;
+	base->funcs = &dccg301_funcs;
+
+	dccg_dcn->regs = regs;
+	dccg_dcn->dccg_shift = dccg_shift;
+	dccg_dcn->dccg_mask = dccg_mask;
+
+	return &dccg_dcn->base;
+}
+

drivers/gpu/drm/amd/display/dc/dcn301/dcn301_dccg.h

+/*
+ * 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 __DCN301_DCCG_H__
+#define __DCN301_DCCG_H__
+
+#include "dcn20/dcn20_dccg.h"
+
+#define DCCG_REG_LIST_DCN301() \
+	SR(DPPCLK_DTO_CTRL),\
+	DCCG_SRII(DTO_PARAM, DPPCLK, 0),\
+	DCCG_SRII(DTO_PARAM, DPPCLK, 1),\
+	DCCG_SRII(DTO_PARAM, DPPCLK, 2),\
+	DCCG_SRII(DTO_PARAM, DPPCLK, 3),\
+	SR(REFCLK_CNTL)
+
+#define DCCG_MASK_SH_LIST_DCN301(mask_sh) \
+	DCCG_SFI(DPPCLK_DTO_CTRL, DTO_ENABLE, DPPCLK, 0, mask_sh),\
+	DCCG_SFI(DPPCLK_DTO_CTRL, DTO_DB_EN, DPPCLK, 0, mask_sh),\
+	DCCG_SFI(DPPCLK_DTO_CTRL, DTO_ENABLE, DPPCLK, 1, mask_sh),\
+	DCCG_SFI(DPPCLK_DTO_CTRL, DTO_DB_EN, DPPCLK, 1, mask_sh),\
+	DCCG_SFI(DPPCLK_DTO_CTRL, DTO_ENABLE, DPPCLK, 2, mask_sh),\
+	DCCG_SFI(DPPCLK_DTO_CTRL, DTO_DB_EN, DPPCLK, 2, mask_sh),\
+	DCCG_SFI(DPPCLK_DTO_CTRL, DTO_ENABLE, DPPCLK, 3, mask_sh),\
+	DCCG_SFI(DPPCLK_DTO_CTRL, DTO_DB_EN, DPPCLK, 3, mask_sh),\
+	DCCG_SF(DPPCLK0_DTO_PARAM, DPPCLK0_DTO_PHASE, mask_sh),\
+	DCCG_SF(DPPCLK0_DTO_PARAM, DPPCLK0_DTO_MODULO, mask_sh),\
+	DCCG_SF(REFCLK_CNTL, REFCLK_CLOCK_EN, mask_sh),\
+	DCCG_SF(REFCLK_CNTL, REFCLK_SRC_SEL, mask_sh)
+
+struct dccg *dccg301_create(
+	struct dc_context *ctx,
+	const struct dccg_registers *regs,
+	const struct dccg_shift *dccg_shift,
+	const struct dccg_mask *dccg_mask);
+
+struct dccg *dccg301_create(
+	struct dc_context *ctx,
+	const struct dccg_registers *regs,
+	const struct dccg_shift *dccg_shift,
+	const struct dccg_mask *dccg_mask);
+
+#endif //__DCN301_DCCG_H__

drivers/gpu/drm/amd/display/dc/dcn301/dcn301_dio_link_encoder.c

+/*
+ * 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
+ *
+ */
+
+#include "reg_helper.h"
+
+#include "core_types.h"
+#include "link_encoder.h"
+#include "dcn301_dio_link_encoder.h"
+#include "stream_encoder.h"
+#include "i2caux_interface.h"
+#include "dc_bios_types.h"
+#include "gpio_service_interface.h"
+
+#define CTX \
+	enc10->base.ctx
+#define DC_LOGGER \
+	enc10->base.ctx->logger
+
+#define REG(reg)\
+	(enc10->link_regs->reg)
+
+#undef FN
+#define FN(reg_name, field_name) \
+	enc10->link_shift->field_name, enc10->link_mask->field_name
+
+#define IND_REG(index) \
+	(enc10->link_regs->index)
+
+static const struct link_encoder_funcs dcn301_link_enc_funcs = {
+	.read_state = link_enc2_read_state,
+	.validate_output_with_stream = dcn10_link_encoder_validate_output_with_stream,
+	.hw_init = enc3_hw_init,
+	.setup = dcn10_link_encoder_setup,
+	.enable_tmds_output = dcn10_link_encoder_enable_tmds_output,
+	.enable_dp_output = dcn20_link_encoder_enable_dp_output,
+	.enable_dp_mst_output = dcn10_link_encoder_enable_dp_mst_output,
+	.disable_output = dcn10_link_encoder_disable_output,
+	.dp_set_lane_settings = dcn10_link_encoder_dp_set_lane_settings,
+	.dp_set_phy_pattern = dcn10_link_encoder_dp_set_phy_pattern,
+	.update_mst_stream_allocation_table = dcn10_link_encoder_update_mst_stream_allocation_table,
+	.psr_program_dp_dphy_fast_training = dcn10_psr_program_dp_dphy_fast_training,
+	.psr_program_secondary_packet = dcn10_psr_program_secondary_packet,
+	.connect_dig_be_to_fe = dcn10_link_encoder_connect_dig_be_to_fe,
+	.enable_hpd = dcn10_link_encoder_enable_hpd,
+	.disable_hpd = dcn10_link_encoder_disable_hpd,
+	.is_dig_enabled = dcn10_is_dig_enabled,
+	.destroy = dcn10_link_encoder_destroy,
+	.fec_set_enable = enc2_fec_set_enable,
+	.fec_set_ready = enc2_fec_set_ready,
+	.fec_is_active = enc2_fec_is_active,
+	.get_dig_frontend = dcn10_get_dig_frontend,
+	.get_dig_mode = dcn10_get_dig_mode,
+	.is_in_alt_mode = dcn20_link_encoder_is_in_alt_mode,
+	.get_max_link_cap = dcn20_link_encoder_get_max_link_cap,
+};
+
+void dcn301_link_encoder_construct(
+	struct dcn20_link_encoder *enc20,
+	const struct encoder_init_data *init_data,
+	const struct encoder_feature_support *enc_features,
+	const struct dcn10_link_enc_registers *link_regs,
+	const struct dcn10_link_enc_aux_registers *aux_regs,
+	const struct dcn10_link_enc_hpd_registers *hpd_regs,
+	const struct dcn10_link_enc_shift *link_shift,
+	const struct dcn10_link_enc_mask *link_mask)
+{
+	struct bp_encoder_cap_info bp_cap_info = {0};
+	const struct dc_vbios_funcs *bp_funcs = init_data->ctx->dc_bios->funcs;
+	enum bp_result result = BP_RESULT_OK;
+	struct dcn10_link_encoder *enc10 = &enc20->enc10;
+
+	enc10->base.funcs = &dcn301_link_enc_funcs;
+	enc10->base.ctx = init_data->ctx;
+	enc10->base.id = init_data->encoder;
+
+	enc10->base.hpd_source = init_data->hpd_source;
+	enc10->base.connector = init_data->connector;
+
+	enc10->base.preferred_engine = ENGINE_ID_UNKNOWN;
+
+	enc10->base.features = *enc_features;
+
+	enc10->base.transmitter = init_data->transmitter;
+
+	/* set the flag to indicate whether driver poll the I2C data pin
+	 * while doing the DP sink detect
+	 */
+
+/*	if (dal_adapter_service_is_feature_supported(as,
+		FEATURE_DP_SINK_DETECT_POLL_DATA_PIN))
+		enc10->base.features.flags.bits.
+			DP_SINK_DETECT_POLL_DATA_PIN = true;*/
+
+	enc10->base.output_signals =
+		SIGNAL_TYPE_DVI_SINGLE_LINK |
+		SIGNAL_TYPE_DVI_DUAL_LINK |
+		SIGNAL_TYPE_LVDS |
+		SIGNAL_TYPE_DISPLAY_PORT |
+		SIGNAL_TYPE_DISPLAY_PORT_MST |
+		SIGNAL_TYPE_EDP |
+		SIGNAL_TYPE_HDMI_TYPE_A;
+
+	/* For DCE 8.0 and 8.1, by design, UNIPHY is hardwired to DIG_BE.
+	 * SW always assign DIG_FE 1:1 mapped to DIG_FE for non-MST UNIPHY.
+	 * SW assign DIG_FE to non-MST UNIPHY first and MST last. So prefer
+	 * DIG is per UNIPHY and used by SST DP, eDP, HDMI, DVI and LVDS.
+	 * Prefer DIG assignment is decided by board design.
+	 * For DCE 8.0, there are only max 6 UNIPHYs, we assume board design
+	 * and VBIOS will filter out 7 UNIPHY for DCE 8.0.
+	 * By this, adding DIGG should not hurt DCE 8.0.
+	 * This will let DCE 8.1 share DCE 8.0 as much as possible
+	 */
+
+	enc10->link_regs = link_regs;
+	enc10->aux_regs = aux_regs;
+	enc10->hpd_regs = hpd_regs;
+	enc10->link_shift = link_shift;
+	enc10->link_mask = link_mask;
+
+	switch (enc10->base.transmitter) {
+	case TRANSMITTER_UNIPHY_A:
+		enc10->base.preferred_engine = ENGINE_ID_DIGA;
+	break;
+	case TRANSMITTER_UNIPHY_B:
+		enc10->base.preferred_engine = ENGINE_ID_DIGB;
+	break;
+	case TRANSMITTER_UNIPHY_C:
+		enc10->base.preferred_engine = ENGINE_ID_DIGC;
+	break;
+	case TRANSMITTER_UNIPHY_D:
+		enc10->base.preferred_engine = ENGINE_ID_DIGD;
+	break;
+	case TRANSMITTER_UNIPHY_E:
+		enc10->base.preferred_engine = ENGINE_ID_DIGE;
+	break;
+	case TRANSMITTER_UNIPHY_F:
+		enc10->base.preferred_engine = ENGINE_ID_DIGF;
+	break;
+	case TRANSMITTER_UNIPHY_G:
+		enc10->base.preferred_engine = ENGINE_ID_DIGG;
+	break;
+	default:
+		ASSERT_CRITICAL(false);
+		enc10->base.preferred_engine = ENGINE_ID_UNKNOWN;
+	}
+
+	/* default to one to mirror Windows behavior */
+	enc10->base.features.flags.bits.HDMI_6GB_EN = 1;
+
+	result = bp_funcs->get_encoder_cap_info(enc10->base.ctx->dc_bios,
+						enc10->base.id, &bp_cap_info);
+
+	/* Override features with DCE-specific values */
+	if (result == BP_RESULT_OK) {
+		enc10->base.features.flags.bits.IS_HBR2_CAPABLE =
+				bp_cap_info.DP_HBR2_EN;
+		enc10->base.features.flags.bits.IS_HBR3_CAPABLE =
+				bp_cap_info.DP_HBR3_EN;
+		enc10->base.features.flags.bits.HDMI_6GB_EN = bp_cap_info.HDMI_6GB_EN;
+		enc10->base.features.flags.bits.DP_IS_USB_C =
+				bp_cap_info.DP_IS_USB_C;
+	} else {
+		DC_LOG_WARNING("%s: Failed to get encoder_cap_info from VBIOS with error code %d!\n",
+				__func__,
+				result);
+	}
+	if (enc10->base.ctx->dc->debug.hdmi20_disable) {
+		enc10->base.features.flags.bits.HDMI_6GB_EN = 0;
+	}
+}

drivers/gpu/drm/amd/display/dc/dcn301/dcn301_dio_link_encoder.h

+/*
+ * 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 __DC_LINK_ENCODER__DCN301_H__
+#define __DC_LINK_ENCODER__DCN301_H__
+
+#include "dcn20/dcn20_link_encoder.h"
+
+
+#define LE_DCN301_REG_LIST(id)\
+	SRI(DIG_BE_CNTL, DIG, id), \
+	SRI(DIG_BE_EN_CNTL, DIG, id), \
+	SRI(TMDS_CTL_BITS, DIG, id), \
+	SRI(TMDS_DCBALANCER_CONTROL, DIG, id), \
+	SRI(DP_CONFIG, DP, id), \
+	SRI(DP_DPHY_CNTL, DP, id), \
+	SRI(DP_DPHY_PRBS_CNTL, DP, id), \
+	SRI(DP_DPHY_SCRAM_CNTL, DP, id),\
+	SRI(DP_DPHY_SYM0, DP, id), \
+	SRI(DP_DPHY_SYM1, DP, id), \
+	SRI(DP_DPHY_SYM2, DP, id), \
+	SRI(DP_DPHY_TRAINING_PATTERN_SEL, DP, id), \
+	SRI(DP_LINK_CNTL, DP, id), \
+	SRI(DP_LINK_FRAMING_CNTL, DP, id), \
+	SRI(DP_MSE_SAT0, DP, id), \
+	SRI(DP_MSE_SAT1, DP, id), \
+	SRI(DP_MSE_SAT2, DP, id), \
+	SRI(DP_MSE_SAT_UPDATE, DP, id), \
+	SRI(DP_SEC_CNTL, DP, id), \
+	SRI(DP_VID_STREAM_CNTL, DP, id), \
+	SRI(DP_DPHY_FAST_TRAINING, DP, id), \
+	SRI(DP_SEC_CNTL1, DP, id), \
+	SRI(DP_DPHY_BS_SR_SWAP_CNTL, DP, id), \
+	SRI(DP_DPHY_HBR2_PATTERN_CONTROL, DP, id)
+
+#define LINK_ENCODER_MASK_SH_LIST_DCN301(mask_sh) \
+	LINK_ENCODER_MASK_SH_LIST_DCN20(mask_sh),\
+	LE_SF(DIG0_TMDS_DCBALANCER_CONTROL, TMDS_SYNC_DCBAL_EN, mask_sh)
+
+#define DPCS_DCN301_MASK_SH_LIST(mask_sh)\
+	DPCS_DCN2_MASK_SH_LIST(mask_sh),\
+	LE_SF(DPCSTX0_DPCSTX_TX_CNTL, DPCS_TX_HDMI_FRL_MODE, mask_sh),\
+	LE_SF(DPCSTX0_DPCSTX_TX_CNTL, DPCS_TX_DATA_SWAP_10_BIT, mask_sh),\
+	LE_SF(DPCSTX0_DPCSTX_TX_CNTL, DPCS_TX_DATA_ORDER_INVERT_18_BIT, mask_sh),\
+	LE_SF(RDPCSTX0_RDPCSTX_PHY_CNTL0, RDPCS_PHY_TX_VBOOST_LVL, mask_sh),\
+	LE_SF(RDPCSTX0_RDPCSTX_CLOCK_CNTL, RDPCS_TX_CLK_EN, mask_sh)
+
+void dcn301_link_encoder_construct(
+	struct dcn20_link_encoder *enc20,
+	const struct encoder_init_data *init_data,
+	const struct encoder_feature_support *enc_features,
+	const struct dcn10_link_enc_registers *link_regs,
+	const struct dcn10_link_enc_aux_registers *aux_regs,
+	const struct dcn10_link_enc_hpd_registers *hpd_regs,
+	const struct dcn10_link_enc_shift *link_shift,
+	const struct dcn10_link_enc_mask *link_mask);
+
+void enc3_hw_init(struct link_encoder *enc);
+
+#endif /* __DC_LINK_ENCODER__DCN301_H__ */

drivers/gpu/drm/amd/display/dc/dcn301/dcn301_hubbub.c

+/*
+* 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
+ *
+ */
+#include "dm_services.h"
+#include "dcn301_hubbub.h"
+#include "reg_helper.h"
+
+#define REG(reg)\
+	hubbub1->regs->reg
+#define DC_LOGGER \
+	hubbub1->base.ctx->logger
+#define CTX \
+	hubbub1->base.ctx
+
+#undef FN
+#define FN(reg_name, field_name) \
+	hubbub1->shifts->field_name, hubbub1->masks->field_name
+
+#define REG(reg)\
+	hubbub1->regs->reg
+
+#define CTX \
+	hubbub1->base.ctx
+
+#undef FN
+#define FN(reg_name, field_name) \
+	hubbub1->shifts->field_name, hubbub1->masks->field_name
+
+
+static const struct hubbub_funcs hubbub301_funcs = {
+	.update_dchub = hubbub2_update_dchub,
+	.init_dchub_sys_ctx = hubbub21_init_dchub,
+	.init_vm_ctx = hubbub2_init_vm_ctx,
+	.dcc_support_swizzle = hubbub3_dcc_support_swizzle,
+	.dcc_support_pixel_format = hubbub2_dcc_support_pixel_format,
+	.get_dcc_compression_cap = hubbub3_get_dcc_compression_cap,
+	.wm_read_state = hubbub21_wm_read_state,
+	.get_dchub_ref_freq = hubbub2_get_dchub_ref_freq,
+	.program_watermarks = hubbub3_program_watermarks,
+	.allow_self_refresh_control = hubbub1_allow_self_refresh_control,
+	.is_allow_self_refresh_enabled = hubbub1_is_allow_self_refresh_enabled,
+	.force_wm_propagate_to_pipes = hubbub3_force_wm_propagate_to_pipes,
+	.force_pstate_change_control = hubbub3_force_pstate_change_control,
+};
+
+void hubbub301_construct(struct dcn20_hubbub *hubbub3,
+	struct dc_context *ctx,
+	const struct dcn_hubbub_registers *hubbub_regs,
+	const struct dcn_hubbub_shift *hubbub_shift,
+	const struct dcn_hubbub_mask *hubbub_mask)
+{
+	hubbub3->base.ctx = ctx;
+	hubbub3->base.funcs = &hubbub301_funcs;
+	hubbub3->regs = hubbub_regs;
+	hubbub3->shifts = hubbub_shift;
+	hubbub3->masks = hubbub_mask;
+
+	hubbub3->debug_test_index_pstate = 0xB;
+	hubbub3->detile_buf_size = 184 * 1024; /* 184KB for DCN3 */
+}

drivers/gpu/drm/amd/display/dc/dcn301/dcn301_hubbub.h

+/*
+ * 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_DC_DCN301_DCN301_HUBBUB_H_
+#define DAL_DC_DCN301_DCN301_HUBBUB_H_
+
+#include "dcn30/dcn30_hubbub.h"
+
+
+#define HUBBUB_REG_LIST_DCN301(id)\
+	HUBBUB_REG_LIST_DCN30(id), \
+	HUBBUB_HVM_REG_LIST()
+
+
+#define HUBBUB_MASK_SH_LIST_DCN301(mask_sh)\
+	HUBBUB_MASK_SH_LIST_DCN30(mask_sh), \
+	HUBBUB_SF(DCHVM_CTRL0, HOSTVM_INIT_REQ, mask_sh), \
+	HUBBUB_SF(DCHVM_MEM_CTRL, HVM_GPUVMRET_PWR_REQ_DIS, mask_sh), \
+	HUBBUB_SF(DCHVM_MEM_CTRL, HVM_GPUVMRET_FORCE_REQ, mask_sh), \
+	HUBBUB_SF(DCHVM_MEM_CTRL, HVM_GPUVMRET_POWER_STATUS, mask_sh), \
+	HUBBUB_SF(DCHVM_CLK_CTRL, HVM_DISPCLK_R_GATE_DIS, mask_sh), \
+	HUBBUB_SF(DCHVM_CLK_CTRL, HVM_DISPCLK_G_GATE_DIS, mask_sh), \
+	HUBBUB_SF(DCHVM_CLK_CTRL, HVM_DCFCLK_R_GATE_DIS, mask_sh), \
+	HUBBUB_SF(DCHVM_CLK_CTRL, HVM_DCFCLK_G_GATE_DIS, mask_sh), \
+	HUBBUB_SF(DCHVM_CLK_CTRL, TR_REQ_REQCLKREQ_MODE, mask_sh), \
+	HUBBUB_SF(DCHVM_CLK_CTRL, TW_RSP_COMPCLKREQ_MODE, mask_sh), \
+	HUBBUB_SF(DCHVM_RIOMMU_CTRL0, HOSTVM_PREFETCH_REQ, mask_sh), \
+	HUBBUB_SF(DCHVM_RIOMMU_CTRL0, HOSTVM_POWERSTATUS, mask_sh), \
+	HUBBUB_SF(DCHVM_RIOMMU_STAT0, RIOMMU_ACTIVE, mask_sh), \
+	HUBBUB_SF(DCHVM_RIOMMU_STAT0, HOSTVM_PREFETCH_DONE, mask_sh)
+
+void hubbub301_construct(struct dcn20_hubbub *hubbub3,
+	struct dc_context *ctx,
+	const struct dcn_hubbub_registers *hubbub_regs,
+	const struct dcn_hubbub_shift *hubbub_shift,
+	const struct dcn_hubbub_mask *hubbub_mask);
+
+
+#endif /* DAL_DC_DCN301_DCN301_HUBBUB_H_ */

drivers/gpu/drm/amd/display/dc/dcn301/dcn301_hwseq.c

+/*
+ * 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
+ *
+ */
+
+#include "core_types.h"
+#include "dce/dce_hwseq.h"
+#include "dcn301_hwseq.h"
+#include "reg_helper.h"
+
+#define DC_LOGGER_INIT(logger)
+
+#define CTX \
+	hws->ctx
+#define REG(reg)\
+	hws->regs->reg
+
+#undef FN
+#define FN(reg_name, field_name) \
+	hws->shifts->field_name, hws->masks->field_name
+
+

drivers/gpu/drm/amd/display/dc/dcn301/dcn301_hwseq.h

+/*
+* 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 __DC_HWSS_DCN301_H__
+#define __DC_HWSS_DCN301_H__
+
+#include "hw_sequencer_private.h"
+
+
+#endif /* __DC_HWSS_DCN301_H__ */

drivers/gpu/drm/amd/display/dc/dcn301/dcn301_init.c

+/*
+ * 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
+ *
+ */
+
+#include "dce110/dce110_hw_sequencer.h"
+#include "dcn10/dcn10_hw_sequencer.h"
+#include "dcn20/dcn20_hwseq.h"
+#include "dcn21/dcn21_hwseq.h"
+#include "dcn30/dcn30_hwseq.h"
+#include "dcn301_hwseq.h"
+
+static const struct hw_sequencer_funcs dcn301_funcs = {
+	.program_gamut_remap = dcn10_program_gamut_remap,
+	.init_hw = dcn10_init_hw,
+	.power_down_on_boot = dcn10_power_down_on_boot,
+	.apply_ctx_to_hw = dce110_apply_ctx_to_hw,
+	.apply_ctx_for_surface = NULL,
+	.program_front_end_for_ctx = dcn20_program_front_end_for_ctx,
+	.disconnect_pipes = dcn10_disconnect_pipes,
+	.wait_for_pending_cleared = dcn10_wait_for_pending_cleared,
+	.post_unlock_program_front_end = dcn20_post_unlock_program_front_end,
+	.update_plane_addr = dcn20_update_plane_addr,
+	.update_dchub = dcn10_update_dchub,
+	.update_pending_status = dcn10_update_pending_status,
+	.program_output_csc = dcn20_program_output_csc,
+	.enable_accelerated_mode = dce110_enable_accelerated_mode,
+	.enable_timing_synchronization = dcn10_enable_timing_synchronization,
+	.enable_per_frame_crtc_position_reset = dcn10_enable_per_frame_crtc_position_reset,
+	.update_info_frame = dcn30_update_info_frame,
+	.send_immediate_sdp_message = dcn10_send_immediate_sdp_message,
+	.enable_stream = dcn20_enable_stream,
+	.disable_stream = dce110_disable_stream,
+	.unblank_stream = dcn20_unblank_stream,
+#ifdef FREESYNC_POWER_OPTIMIZE
+	.are_streams_coarse_grain_aligned = dcn20_are_streams_coarse_grain_aligned,
+#endif
+	.blank_stream = dce110_blank_stream,
+	.enable_audio_stream = dce110_enable_audio_stream,
+	.disable_audio_stream = dce110_disable_audio_stream,
+	.disable_plane = dcn20_disable_plane,
+	.pipe_control_lock = dcn20_pipe_control_lock,
+	.interdependent_update_lock = dcn10_lock_all_pipes,
+	.cursor_lock = dcn10_cursor_lock,
+	.prepare_bandwidth = dcn20_prepare_bandwidth,
+	.optimize_bandwidth = dcn20_optimize_bandwidth,
+	.update_bandwidth = dcn20_update_bandwidth,
+	.set_drr = dcn10_set_drr,
+	.get_position = dcn10_get_position,
+	.set_static_screen_control = dcn10_set_static_screen_control,
+	.setup_stereo = dcn10_setup_stereo,
+	.set_avmute = dcn30_set_avmute,
+	.log_hw_state = dcn10_log_hw_state,
+	.get_hw_state = dcn10_get_hw_state,
+	.clear_status_bits = dcn10_clear_status_bits,
+	.wait_for_mpcc_disconnect = dcn10_wait_for_mpcc_disconnect,
+	.edp_power_control = dce110_edp_power_control,
+	.edp_wait_for_hpd_ready = dce110_edp_wait_for_hpd_ready,
+	.set_cursor_position = dcn10_set_cursor_position,
+	.set_cursor_attribute = dcn10_set_cursor_attribute,
+	.set_cursor_sdr_white_level = dcn10_set_cursor_sdr_white_level,
+	.setup_periodic_interrupt = dcn10_setup_periodic_interrupt,
+	.set_clock = dcn10_set_clock,
+	.get_clock = dcn10_get_clock,
+	.program_triplebuffer = dcn20_program_triple_buffer,
+	.enable_writeback = dcn30_enable_writeback,
+	.disable_writeback = dcn30_disable_writeback,
+	.update_writeback = dcn30_update_writeback,
+	.mmhubbub_warmup = dcn30_mmhubbub_warmup,
+	.dmdata_status_done = dcn20_dmdata_status_done,
+	.program_dmdata_engine = dcn30_program_dmdata_engine,
+	.set_dmdata_attributes = dcn20_set_dmdata_attributes,
+	.init_sys_ctx = dcn20_init_sys_ctx,
+	.init_vm_ctx = dcn20_init_vm_ctx,
+	.set_flip_control_gsl = dcn20_set_flip_control_gsl,
+	.get_vupdate_offset_from_vsync = dcn10_get_vupdate_offset_from_vsync,
+	.calc_vupdate_position = dcn10_calc_vupdate_position,
+	.set_backlight_level = dcn21_set_backlight_level,
+	.set_abm_immediate_disable = dcn21_set_abm_immediate_disable,
+	.set_pipe = dcn21_set_pipe,
+};
+
+static const struct hwseq_private_funcs dcn301_private_funcs = {
+	.init_pipes = dcn10_init_pipes,
+	.update_plane_addr = dcn20_update_plane_addr,
+	.plane_atomic_disconnect = dcn10_plane_atomic_disconnect,
+	.update_mpcc = dcn20_update_mpcc,
+	.set_input_transfer_func = dcn30_set_input_transfer_func,
+	.set_output_transfer_func = dcn30_set_output_transfer_func,
+	.power_down = dce110_power_down,
+	.enable_display_power_gating = dcn10_dummy_display_power_gating,
+	.blank_pixel_data = dcn20_blank_pixel_data,
+	.reset_hw_ctx_wrap = dcn20_reset_hw_ctx_wrap,
+	.enable_stream_timing = dcn20_enable_stream_timing,
+	.edp_backlight_control = dce110_edp_backlight_control,
+	.disable_stream_gating = dcn20_disable_stream_gating,
+	.enable_stream_gating = dcn20_enable_stream_gating,
+	.setup_vupdate_interrupt = dcn20_setup_vupdate_interrupt,
+	.did_underflow_occur = dcn10_did_underflow_occur,
+	.init_blank = dcn20_init_blank,
+	.disable_vga = dcn20_disable_vga,
+	.bios_golden_init = dcn10_bios_golden_init,
+	.plane_atomic_disable = dcn20_plane_atomic_disable,
+	.plane_atomic_power_down = dcn10_plane_atomic_power_down,
+	.enable_power_gating_plane = dcn20_enable_power_gating_plane,
+	.dpp_pg_control = dcn20_dpp_pg_control,
+	.hubp_pg_control = dcn20_hubp_pg_control,
+	.program_all_writeback_pipes_in_tree = dcn30_program_all_writeback_pipes_in_tree,
+	.update_odm = dcn20_update_odm,
+	.dsc_pg_control = dcn20_dsc_pg_control,
+	.get_surface_visual_confirm_color = dcn10_get_surface_visual_confirm_color,
+	.get_hdr_visual_confirm_color = dcn10_get_hdr_visual_confirm_color,
+	.set_hdr_multiplier = dcn10_set_hdr_multiplier,
+	.verify_allow_pstate_change_high = dcn10_verify_allow_pstate_change_high,
+	.wait_for_blank_complete = dcn20_wait_for_blank_complete,
+	.dccg_init = dcn20_dccg_init,
+	.set_blend_lut = dcn30_set_blend_lut,
+	.set_shaper_3dlut = dcn20_set_shaper_3dlut,
+};
+
+void dcn301_hw_sequencer_construct(struct dc *dc)
+{
+	dc->hwss = dcn301_funcs;
+	dc->hwseq->funcs = dcn301_private_funcs;
+}

drivers/gpu/drm/amd/display/dc/dcn301/dcn301_init.h

+/*
+ * 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 __DC_DCN30_INIT_H__
+#define __DC_DCN30_INIT_H__
+
+struct dc;
+
+void dcn301_hw_sequencer_construct(struct dc *dc);
+
+#endif /* __DC_DCN30_INIT_H__ */

drivers/gpu/drm/amd/display/dc/dcn301/dcn301_panel_cntl.c

+/*
+ * 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
+ *
+ */
+
+#include "reg_helper.h"
+#include "core_types.h"
+#include "dc_dmub_srv.h"
+#include "dcn301_panel_cntl.h"
+#include "atom.h"
+
+#define TO_DCN301_PANEL_CNTL(panel_cntl)\
+	container_of(panel_cntl, struct dcn301_panel_cntl, base)
+
+#define CTX \
+	dcn301_panel_cntl->base.ctx
+
+#define DC_LOGGER \
+	dcn301_panel_cntl->base.ctx->logger
+
+#define REG(reg)\
+	dcn301_panel_cntl->regs->reg
+
+#undef FN
+#define FN(reg_name, field_name) \
+	dcn301_panel_cntl->shift->field_name, dcn301_panel_cntl->mask->field_name
+
+static unsigned int dcn301_get_16_bit_backlight_from_pwm(struct panel_cntl *panel_cntl)
+{
+	uint64_t current_backlight;
+	uint32_t round_result;
+	uint32_t bl_period, bl_int_count;
+	uint32_t bl_pwm, fractional_duty_cycle_en;
+	uint32_t bl_period_mask, bl_pwm_mask;
+	struct dcn301_panel_cntl *dcn301_panel_cntl = TO_DCN301_PANEL_CNTL(panel_cntl);
+
+	REG_GET(BL_PWM_PERIOD_CNTL, BL_PWM_PERIOD, &bl_period);
+	REG_GET(BL_PWM_PERIOD_CNTL, BL_PWM_PERIOD_BITCNT, &bl_int_count);
+
+	REG_GET(BL_PWM_CNTL, BL_ACTIVE_INT_FRAC_CNT, &bl_pwm);
+	REG_GET(BL_PWM_CNTL, BL_PWM_FRACTIONAL_EN, &fractional_duty_cycle_en);
+
+	if (bl_int_count == 0)
+		bl_int_count = 16;
+
+	bl_period_mask = (1 << bl_int_count) - 1;
+	bl_period &= bl_period_mask;
+
+	bl_pwm_mask = bl_period_mask << (16 - bl_int_count);
+
+	if (fractional_duty_cycle_en == 0)
+		bl_pwm &= bl_pwm_mask;
+	else
+		bl_pwm &= 0xFFFF;
+
+	current_backlight = (uint64_t)bl_pwm << (1 + bl_int_count);
+
+	if (bl_period == 0)
+		bl_period = 0xFFFF;
+
+	current_backlight = div_u64(current_backlight, bl_period);
+	current_backlight = (current_backlight + 1) >> 1;
+
+	current_backlight = (uint64_t)(current_backlight) * bl_period;
+
+	round_result = (uint32_t)(current_backlight & 0xFFFFFFFF);
+
+	round_result = (round_result >> (bl_int_count-1)) & 1;
+
+	current_backlight >>= bl_int_count;
+	current_backlight += round_result;
+
+	return (uint32_t)(current_backlight);
+}
+
+uint32_t dcn301_panel_cntl_hw_init(struct panel_cntl *panel_cntl)
+{
+	struct dcn301_panel_cntl *dcn301_panel_cntl = TO_DCN301_PANEL_CNTL(panel_cntl);
+	uint32_t value;
+	uint32_t current_backlight;
+
+	/* It must not be 0, so we have to restore them
+	 * Bios bug w/a - period resets to zero,
+	 * restoring to cache values which is always correct
+	 */
+	REG_GET(BL_PWM_CNTL, BL_ACTIVE_INT_FRAC_CNT, &value);
+
+	if (value == 0 || value == 1) {
+		if (panel_cntl->stored_backlight_registers.BL_PWM_CNTL != 0) {
+			REG_WRITE(BL_PWM_CNTL,
+					panel_cntl->stored_backlight_registers.BL_PWM_CNTL);
+			REG_WRITE(BL_PWM_CNTL2,
+					panel_cntl->stored_backlight_registers.BL_PWM_CNTL2);
+			REG_WRITE(BL_PWM_PERIOD_CNTL,
+					panel_cntl->stored_backlight_registers.BL_PWM_PERIOD_CNTL);
+			REG_UPDATE(PWRSEQ_REF_DIV,
+				BL_PWM_REF_DIV,
+				panel_cntl->stored_backlight_registers.LVTMA_PWRSEQ_REF_DIV_BL_PWM_REF_DIV);
+		} else {
+			/* TODO: Note: This should not really happen since VBIOS
+			 * should have initialized PWM registers on boot.
+			 */
+			REG_WRITE(BL_PWM_CNTL, 0xC000FA00);
+			REG_WRITE(BL_PWM_PERIOD_CNTL, 0x000C0FA0);
+		}
+	} else {
+		panel_cntl->stored_backlight_registers.BL_PWM_CNTL =
+				REG_READ(BL_PWM_CNTL);
+		panel_cntl->stored_backlight_registers.BL_PWM_CNTL2 =
+				REG_READ(BL_PWM_CNTL2);
+		panel_cntl->stored_backlight_registers.BL_PWM_PERIOD_CNTL =
+				REG_READ(BL_PWM_PERIOD_CNTL);
+
+		REG_GET(PWRSEQ_REF_DIV, BL_PWM_REF_DIV,
+				&panel_cntl->stored_backlight_registers.LVTMA_PWRSEQ_REF_DIV_BL_PWM_REF_DIV);
+	}
+
+	// Enable the backlight output
+	REG_UPDATE(BL_PWM_CNTL, BL_PWM_EN, 1);
+
+	// Unlock group 2 backlight registers
+	REG_UPDATE(BL_PWM_GRP1_REG_LOCK,
+			BL_PWM_GRP1_REG_LOCK, 0);
+
+	current_backlight = dcn301_get_16_bit_backlight_from_pwm(panel_cntl);
+
+	return current_backlight;
+}
+
+void dcn301_panel_cntl_destroy(struct panel_cntl **panel_cntl)
+{
+	struct dcn301_panel_cntl *dcn301_panel_cntl = TO_DCN301_PANEL_CNTL(*panel_cntl);
+
+	kfree(dcn301_panel_cntl);
+	*panel_cntl = NULL;
+}
+
+bool dcn301_is_panel_backlight_on(struct panel_cntl *panel_cntl)
+{
+	struct dcn301_panel_cntl *dcn301_panel_cntl = TO_DCN301_PANEL_CNTL(panel_cntl);
+	uint32_t value;
+
+	REG_GET(PWRSEQ_CNTL, PANEL_BLON, &value);
+
+	return value;
+}
+
+bool dcn301_is_panel_powered_on(struct panel_cntl *panel_cntl)
+{
+	struct dcn301_panel_cntl *dcn301_panel_cntl = TO_DCN301_PANEL_CNTL(panel_cntl);
+	uint32_t pwr_seq_state, dig_on, dig_on_ovrd;
+
+	REG_GET(PWRSEQ_STATE, PANEL_PWRSEQ_TARGET_STATE_R, &pwr_seq_state);
+
+	REG_GET_2(PWRSEQ_CNTL, PANEL_DIGON, &dig_on, PANEL_DIGON_OVRD, &dig_on_ovrd);
+
+	return (pwr_seq_state == 1) || (dig_on == 1 && dig_on_ovrd == 1);
+}
+
+void dcn301_store_backlight_level(struct panel_cntl *panel_cntl)
+{
+	struct dcn301_panel_cntl *dcn301_panel_cntl = TO_DCN301_PANEL_CNTL(panel_cntl);
+
+	panel_cntl->stored_backlight_registers.BL_PWM_CNTL =
+		REG_READ(BL_PWM_CNTL);
+	panel_cntl->stored_backlight_registers.BL_PWM_CNTL2 =
+		REG_READ(BL_PWM_CNTL2);
+	panel_cntl->stored_backlight_registers.BL_PWM_PERIOD_CNTL =
+		REG_READ(BL_PWM_PERIOD_CNTL);
+
+	REG_GET(PWRSEQ_REF_DIV, BL_PWM_REF_DIV,
+		&panel_cntl->stored_backlight_registers.LVTMA_PWRSEQ_REF_DIV_BL_PWM_REF_DIV);
+}
+
+static const struct panel_cntl_funcs dcn301_link_panel_cntl_funcs = {
+	.destroy = dcn301_panel_cntl_destroy,
+	.hw_init = dcn301_panel_cntl_hw_init,
+	.is_panel_backlight_on = dcn301_is_panel_backlight_on,
+	.is_panel_powered_on = dcn301_is_panel_powered_on,
+	.store_backlight_level = dcn301_store_backlight_level,
+	.get_current_backlight = dcn301_get_16_bit_backlight_from_pwm,
+};
+
+void dcn301_panel_cntl_construct(
+	struct dcn301_panel_cntl *dcn301_panel_cntl,
+	const struct panel_cntl_init_data *init_data,
+	const struct dce_panel_cntl_registers *regs,
+	const struct dcn301_panel_cntl_shift *shift,
+	const struct dcn301_panel_cntl_mask *mask)
+{
+	dcn301_panel_cntl->regs = regs;
+	dcn301_panel_cntl->shift = shift;
+	dcn301_panel_cntl->mask = mask;
+
+	dcn301_panel_cntl->base.funcs = &dcn301_link_panel_cntl_funcs;
+	dcn301_panel_cntl->base.ctx = init_data->ctx;
+	dcn301_panel_cntl->base.inst = init_data->inst;
+}

drivers/gpu/drm/amd/display/dc/dcn301/dcn301_panel_cntl.h

+/*
+ * 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 __DC_PANEL_CNTL__DCN301_H__
+#define __DC_PANEL_CNTL__DCN301_H__
+
+#include "panel_cntl.h"
+#include "dce/dce_panel_cntl.h"
+
+
+#define DCN301_PANEL_CNTL_REG_LIST(id)\
+	SRIR(PWRSEQ_CNTL, CNTL, PANEL_PWRSEQ, id), \
+	SRIR(PWRSEQ_STATE, STATE, PANEL_PWRSEQ, id), \
+	SRIR(PWRSEQ_REF_DIV, REF_DIV, PANEL_PWRSEQ, id), \
+	SRIR(BL_PWM_CNTL, CNTL, BL_PWM, id), \
+	SRIR(BL_PWM_CNTL2, CNTL2, BL_PWM, id), \
+	SRIR(BL_PWM_PERIOD_CNTL, PERIOD_CNTL, BL_PWM, id), \
+	SRIR(BL_PWM_GRP1_REG_LOCK, GRP1_REG_LOCK, BL_PWM, id)
+
+#define DCN301_PANEL_CNTL_SF(reg_name, field_name, post_fix)\
+	.field_name = reg_name ## __ ## field_name ## post_fix
+
+#define DCN301_PANEL_CNTL_MASK_SH_LIST(mask_sh) \
+	DCN301_PANEL_CNTL_SF(PANEL_PWRSEQ0_CNTL, PANEL_BLON, mask_sh),\
+	DCN301_PANEL_CNTL_SF(PANEL_PWRSEQ0_CNTL, PANEL_DIGON, mask_sh),\
+	DCN301_PANEL_CNTL_SF(PANEL_PWRSEQ0_CNTL, PANEL_DIGON_OVRD, mask_sh),\
+	DCN301_PANEL_CNTL_SF(PANEL_PWRSEQ0_STATE, PANEL_PWRSEQ_TARGET_STATE_R, mask_sh), \
+	DCN301_PANEL_CNTL_SF(PANEL_PWRSEQ0_REF_DIV, BL_PWM_REF_DIV, mask_sh), \
+	DCN301_PANEL_CNTL_SF(BL_PWM0_PERIOD_CNTL, BL_PWM_PERIOD, mask_sh), \
+	DCN301_PANEL_CNTL_SF(BL_PWM0_PERIOD_CNTL, BL_PWM_PERIOD_BITCNT, mask_sh), \
+	DCN301_PANEL_CNTL_SF(BL_PWM0_CNTL, BL_ACTIVE_INT_FRAC_CNT, mask_sh), \
+	DCN301_PANEL_CNTL_SF(BL_PWM0_CNTL, BL_PWM_FRACTIONAL_EN, mask_sh), \
+	DCN301_PANEL_CNTL_SF(BL_PWM0_CNTL, BL_PWM_EN, mask_sh), \
+	DCN301_PANEL_CNTL_SF(BL_PWM0_GRP1_REG_LOCK, BL_PWM_GRP1_IGNORE_MASTER_LOCK_EN, mask_sh), \
+	DCN301_PANEL_CNTL_SF(BL_PWM0_GRP1_REG_LOCK, BL_PWM_GRP1_REG_LOCK, mask_sh), \
+	DCN301_PANEL_CNTL_SF(BL_PWM0_GRP1_REG_LOCK, BL_PWM_GRP1_REG_UPDATE_PENDING, mask_sh)
+
+#define DCN301_PANEL_CNTL_REG_FIELD_LIST(type) \
+	type PANEL_BLON;\
+	type PANEL_DIGON;\
+	type PANEL_DIGON_OVRD;\
+	type PANEL_PWRSEQ_TARGET_STATE_R; \
+	type BL_PWM_EN; \
+	type BL_ACTIVE_INT_FRAC_CNT; \
+	type BL_PWM_FRACTIONAL_EN; \
+	type BL_PWM_PERIOD; \
+	type BL_PWM_PERIOD_BITCNT; \
+	type BL_PWM_GRP1_IGNORE_MASTER_LOCK_EN; \
+	type BL_PWM_GRP1_REG_LOCK; \
+	type BL_PWM_GRP1_REG_UPDATE_PENDING; \
+	type BL_PWM_REF_DIV
+
+struct dcn301_panel_cntl_shift {
+	DCN301_PANEL_CNTL_REG_FIELD_LIST(uint8_t);
+};
+
+struct dcn301_panel_cntl_mask {
+	DCN301_PANEL_CNTL_REG_FIELD_LIST(uint32_t);
+};
+
+struct dcn301_panel_cntl {
+	struct panel_cntl base;
+	const struct dce_panel_cntl_registers *regs;
+	const struct dcn301_panel_cntl_shift *shift;
+	const struct dcn301_panel_cntl_mask *mask;
+};
+
+void dcn301_panel_cntl_construct(
+	struct dcn301_panel_cntl *panel_cntl,
+	const struct panel_cntl_init_data *init_data,
+	const struct dce_panel_cntl_registers *regs,
+	const struct dcn301_panel_cntl_shift *shift,
+	const struct dcn301_panel_cntl_mask *mask);
+
+#endif /* __DC_PANEL_CNTL__DCN301_H__ */

drivers/gpu/drm/amd/display/dc/dcn301/dcn301_resource.h

+/*
+ * 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 _DCN301_RESOURCE_H_
+#define _DCN301_RESOURCE_H_
+
+#include "core_types.h"
+
+struct dc;
+struct resource_pool;
+struct _vcs_dpi_display_pipe_params_st;
+
+struct dcn301_resource_pool {
+	struct resource_pool base;
+};
+struct resource_pool *dcn301_create_resource_pool(
+		const struct dc_init_data *init_data,
+		struct dc *dc);
+
+#endif /* _DCN301_RESOURCE_H_ */

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

@@ -278,14 +278,38 @@ struct pp_smu_funcs_rn {
 	enum pp_smu_status (*get_dpm_clock_table) (struct pp_smu *pp,
 			struct dpm_clocks *clock_table);
 };
+#if defined(CONFIG_DRM_AMD_DC_DCN3_01)
+struct pp_smu_funcs_vgh {
+	struct pp_smu pp_smu;
 
+	/*
+	 * reader and writer WM's are sent together as part of one table
+	 *
+	 * PPSMC_MSG_SetDriverDramAddrHigh
+	 * PPSMC_MSG_SetDriverDramAddrLow
+	 * PPSMC_MSG_TransferTableDram2Smu
+	 *
+	 */
+	// TODO: Check whether this is moved to DAL, and remove as needed
+	enum pp_smu_status (*set_wm_ranges)(struct pp_smu *pp,
+			struct pp_smu_wm_range_sets *ranges);
+
+	// TODO: Check whether this is moved to DAL, and remove as needed
+	enum pp_smu_status (*get_dpm_clock_table) (struct pp_smu *pp,
+			struct dpm_clocks *clock_table);
+
+	enum pp_smu_status (*notify_smu_timeout) (struct pp_smu *pp);
+};
+#endif
 struct pp_smu_funcs {
 	struct pp_smu ctx;
 	union {
 		struct pp_smu_funcs_rv rv_funcs;
 		struct pp_smu_funcs_nv nv_funcs;
 		struct pp_smu_funcs_rn rn_funcs;
-
+#if defined(CONFIG_DRM_AMD_DC_DCN3_01)
+		struct pp_smu_funcs_vgh vgh_funcs;
+#endif
 	};
 };
 

drivers/gpu/drm/amd/display/dc/gpio/hw_factory.c

@@ -114,6 +114,9 @@ bool dal_hw_factory_init(
 #endif
 #if defined(CONFIG_DRM_AMD_DC_DCN3_0)
 	case DCN_VERSION_3_0:
+#if defined(CONFIG_DRM_AMD_DC_DCN3_01)
+	case DCN_VERSION_3_01:
+#endif
 		dal_hw_factory_dcn30_init(factory);
 		return true;
 #endif

drivers/gpu/drm/amd/display/dc/gpio/hw_translate.c

@@ -109,6 +109,9 @@ bool dal_hw_translate_init(
 #endif
 #if defined(CONFIG_DRM_AMD_DC_DCN3_0)
 	case DCN_VERSION_3_0:
+#if defined(CONFIG_DRM_AMD_DC_DCN3_01)
+	case DCN_VERSION_3_01:
+#endif
 		dal_hw_translate_dcn30_init(translate);
 		return true;
 #endif

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

@@ -62,6 +62,25 @@ struct dcn3_clk_internal {
 };
 
 #endif
+
+#if defined(CONFIG_DRM_AMD_DC_DCN3_01)
+struct dcn301_clk_internal {
+	int dummy;
+	uint32_t CLK1_CLK0_CURRENT_CNT; //dispclk
+	uint32_t CLK1_CLK1_CURRENT_CNT; //dppclk
+	uint32_t CLK1_CLK2_CURRENT_CNT; //dprefclk
+	uint32_t CLK1_CLK3_CURRENT_CNT; //dcfclk
+	uint32_t CLK1_CLK3_DS_CNTL;	//dcf_deep_sleep_divider
+	uint32_t CLK1_CLK3_ALLOW_DS;	//dcf_deep_sleep_allow
+
+	uint32_t CLK1_CLK0_BYPASS_CNTL; //dispclk bypass
+	uint32_t CLK1_CLK1_BYPASS_CNTL; //dppclk bypass
+	uint32_t CLK1_CLK2_BYPASS_CNTL; //dprefclk bypass
+	uint32_t CLK1_CLK3_BYPASS_CNTL; //dcfclk bypass
+};
+
+#endif
+
 /* Will these bw structures be ASIC specific? */
 
 #define MAX_NUM_DPM_LVL		8
@@ -262,6 +281,17 @@ struct clk_mgr_funcs {
 #endif
 };
 
+#ifdef CONFIG_DRM_AMD_DC_DCN3_01
+struct dpm_clocks;
+struct wartermarks;
+
+struct smu_watermark_set {
+	struct watermarks *wm_set;
+	union large_integer mc_address;
+};
+
+#endif
+
 struct clk_mgr {
 	struct dc_context *ctx;
 	struct clk_mgr_funcs *funcs;
@@ -275,6 +305,9 @@ struct clk_mgr {
 	struct clk_state_registers_and_bypass boot_snapshot;
 	struct clk_bw_params *bw_params;
 	struct pp_smu_wm_range_sets ranges;
+#ifdef CONFIG_DRM_AMD_DC_DCN3_01
+	struct smu_watermark_set smu_wm_set;
+#endif
 };
 
 /* forward declarations */

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

@@ -152,6 +152,10 @@ struct hubbub_funcs {
 	void (*apply_DEDCN21_147_wa)(struct hubbub *hubbub);
 
 	void (*force_wm_propagate_to_pipes)(struct hubbub *hubbub);
+#if defined(CONFIG_DRM_AMD_DC_DCN3_0)
+
+	void (*force_pstate_change_control)(struct hubbub *hubbub, bool force, bool allow);
+#endif
 };
 
 struct hubbub {

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

@@ -187,6 +187,11 @@ struct hubp_funcs {
 			struct _vcs_dpi_display_rq_regs_st *dml_rq_regs,
 			struct _vcs_dpi_display_dlg_regs_st *dml_dlg_attr,
 			struct _vcs_dpi_display_ttu_regs_st *dml_ttu_attr);
+#if defined(CONFIG_DRM_AMD_DC_DCN3_01)
+	void (*set_unbounded_requesting)(
+		struct hubp *hubp,
+		bool enable);
+#endif
 
 };
 

drivers/gpu/drm/amd/display/dmub/dmub_srv.h

@@ -90,6 +90,9 @@ enum dmub_asic {
 	DMUB_ASIC_DCN21,
 #ifdef CONFIG_DRM_AMD_DC_DCN3_0
 	DMUB_ASIC_DCN30,
+#endif
+#ifdef CONFIG_DRM_AMD_DC_DCN3_01
+	DMUB_ASIC_DCN301,
 #endif
 	DMUB_ASIC_MAX,
 };

drivers/gpu/drm/amd/display/dmub/src/Makefile

@@ -22,7 +22,7 @@
 
 DMUB = dmub_srv.o dmub_reg.o dmub_dcn20.o dmub_dcn21.o
 ifdef CONFIG_DRM_AMD_DC_DCN3_0
-DMUB += dmub_dcn30.o
+DMUB += dmub_dcn30.o dmub_dcn301.o
 endif
 
 AMD_DAL_DMUB = $(addprefix $(AMDDALPATH)/dmub/src/,$(DMUB))

drivers/gpu/drm/amd/display/dmub/src/dmub_dcn301.c

+/*
+ * 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
+ *
+ */
+
+#include "../dmub_srv.h"
+#include "dmub_reg.h"
+#include "dmub_dcn301.h"
+
+#include "dcn/dcn_3_0_1_offset.h"
+#include "dcn/dcn_3_0_1_sh_mask.h"
+#include "vangogh_ip_offset.h"
+
+#define BASE_INNER(seg) DCN_BASE__INST0_SEG##seg
+#define CTX dmub
+#define REGS dmub->regs
+
+/* Registers. */
+
+const struct dmub_srv_common_regs dmub_srv_dcn301_regs = {
+#define DMUB_SR(reg) REG_OFFSET(reg),
+	{ DMUB_COMMON_REGS() },
+#undef DMUB_SR
+
+#define DMUB_SF(reg, field) FD_MASK(reg, field),
+	{ DMUB_COMMON_FIELDS() },
+#undef DMUB_SF
+
+#define DMUB_SF(reg, field) FD_SHIFT(reg, field),
+	{ DMUB_COMMON_FIELDS() },
+#undef DMUB_SF
+};
+
+/* Shared functions. */
+

drivers/gpu/drm/amd/display/dmub/src/dmub_dcn301.h

+/*
+ * 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 _DMUB_DCN301_H_
+#define _DMUB_DCN301_H_
+
+#include "dmub_dcn20.h"
+
+/* Registers. */
+
+extern const struct dmub_srv_common_regs dmub_srv_dcn301_regs;
+
+/* Hardware functions. */
+
+#endif /* _DMUB_DCN301_H_ */

drivers/gpu/drm/amd/display/dmub/src/dmub_srv.c

@@ -30,6 +30,9 @@
 #ifdef CONFIG_DRM_AMD_DC_DCN3_0
 #include "dmub_dcn30.h"
 #endif
+#ifdef CONFIG_DRM_AMD_DC_DCN3_01
+#include "dmub_dcn301.h"
+#endif
 #include "os_types.h"
 /*
  * Note: the DMUB service is standalone. No additional headers should be
@@ -138,6 +141,9 @@ static bool dmub_srv_hw_setup(struct dmub_srv *dmub, enum dmub_asic asic)
 	case DMUB_ASIC_DCN21:
 #ifdef CONFIG_DRM_AMD_DC_DCN3_0
 	case DMUB_ASIC_DCN30:
+#endif
+#ifdef CONFIG_DRM_AMD_DC_DCN3_01
+	case DMUB_ASIC_DCN301:
 #endif
 		dmub->regs = &dmub_srv_dcn20_regs;
 
@@ -169,6 +175,14 @@ static bool dmub_srv_hw_setup(struct dmub_srv *dmub, enum dmub_asic asic)
 			funcs->setup_windows = dmub_dcn30_setup_windows;
 		}
 #endif
+#ifdef CONFIG_DRM_AMD_DC_DCN3_01
+		if (asic == DMUB_ASIC_DCN301) {
+			dmub->regs = &dmub_srv_dcn301_regs;
+
+			funcs->backdoor_load = dmub_dcn30_backdoor_load;
+			funcs->setup_windows = dmub_dcn30_setup_windows;
+		}
+#endif
 		break;
 
 	default:

drivers/gpu/drm/amd/display/include/dal_asic_id.h

@@ -205,6 +205,16 @@ enum {
 #if defined(CONFIG_DRM_AMD_DC_DCN3_0)
 #define ASICREV_IS_SIENNA_CICHLID_P(eChipRev)        ((eChipRev >= NV_SIENNA_CICHLID_P_A0))
 #endif
+#if defined(CONFIG_DRM_AMD_DC_DCN3_01)
+#define FAMILY_VGH 144
+#define DEVICE_ID_VGH_163F 0x163F
+#define VANGOGH_A0 0x01
+#define VANGOGH_UNKNOWN 0xFF
+
+#ifndef ASICREV_IS_VANGOGH
+#define ASICREV_IS_VANGOGH(eChipRev) ((eChipRev >= VANGOGH_A0) && (eChipRev < VANGOGH_UNKNOWN))
+#endif
+#endif
 
 /*
  * ASIC chip ID

drivers/gpu/drm/amd/display/include/dal_types.h

@@ -51,7 +51,12 @@ enum dce_version {
 	DCN_VERSION_1_01,
 	DCN_VERSION_2_0,
 	DCN_VERSION_2_1,
+#if defined(CONFIG_DRM_AMD_DC_DCN3_0)
 	DCN_VERSION_3_0,
+#endif
+#if defined(CONFIG_DRM_AMD_DC_DCN3_01)
+	DCN_VERSION_3_01,
+#endif
 	DCN_VERSION_MAX
 };
 

drivers/gpu/drm/amd/display/include/grph_object_ctrl_defs.h

@@ -284,6 +284,18 @@ struct ext_hdmi_settings {
 	struct i2c_reg_info      reg_settings_6g[3];
 };
 
+#if defined(CONFIG_DRM_AMD_DC_DCN3_01)
+struct edp_info {
+	uint16_t edp_backlight_pwm_hz;
+	uint16_t edp_ss_percentage;
+	uint16_t edp_ss_rate_10hz;
+	uint8_t  edp_pwr_on_off_delay;
+	uint8_t  edp_pwr_on_vary_bl_to_blon;
+	uint8_t  edp_pwr_down_bloff_to_vary_bloff;
+	uint8_t  edp_panel_bpc;
+	uint8_t  edp_bootup_bl_level;
+};
+#endif
 
 /* V6 */
 struct integrated_info {
@@ -403,6 +415,11 @@ struct integrated_info {
 	struct i2c_reg_info dp3_ext_hdmi_6g_reg_settings[3];
 	/* V11 */
 	uint32_t dp_ss_control;
+#if defined(CONFIG_DRM_AMD_DC_DCN3_01)
+	/* V2.1 */
+	struct edp_info edp1_info;
+	struct edp_info edp2_info;
+#endif
 };
 
 /**