drm/amd/display: Add DCN2 HUBP and HUBBUB

Add support to program the DCN2 HUBP (Display to data fabric interface
pipe) and HUBBUB (DCN memory HUB interface)

HW Blocks:

 +--------++------+
 | HUBBUB || HUBP |
 +--------++------+
        |
        v
    +--------+
    |  DPP   |
    +--------+
        |
        v
    +--------+
    |  MPC   |
    +--------+
        |
        v
    +-------+
    |  OPP  |
    +-------+
        |
        v
    +--------+
    |  OPTC  |
    +--------+
        |
        v
    +--------+       +--------+
    |  DIO   |       |  DCCG  |
    +--------+       +--------+
Signed-off-by: Harry Wentland <harry.wentland@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

drivers/gpu/drm/amd/display/dc/dcn10/dcn10_hubbub.c

@@ -145,6 +145,7 @@ bool hubbub1_verify_allow_pstate_change_high(
 		forced_pstate_allow = false;
 	}
 
+#ifdef CONFIG_DRM_AMD_DC_DCN1_01
 	/* RV2:
 	 * dchubbubdebugind, at: 0xB
 	 * description
@@ -180,8 +181,46 @@ bool hubbub1_verify_allow_pstate_change_high(
 	 * 29:    WB1 Allow Pstate Change
 	 * 30:    Arbiter's allow_pstate_change
 	 * 31:    SOC pstate change request"
-	 *
-	 * RV1:
+	 */
+#else
+#ifdef CONFIG_DRM_AMD_DC_DCN2_0
+	/*DCN2.x:
+	HUBBUB:DCHUBBUB_TEST_ARB_DEBUG10 DCHUBBUBDEBUGIND:0xB
+	0: Pipe0 Plane0 Allow P-state Change
+	1: Pipe0 Plane1 Allow P-state Change
+	2: Pipe0 Cursor0 Allow P-state Change
+	3: Pipe0 Cursor1 Allow P-state Change
+	4: Pipe1 Plane0 Allow P-state Change
+	5: Pipe1 Plane1 Allow P-state Change
+	6: Pipe1 Cursor0 Allow P-state Change
+	7: Pipe1 Cursor1 Allow P-state Change
+	8: Pipe2 Plane0 Allow P-state Change
+	9: Pipe2 Plane1 Allow P-state Change
+	10: Pipe2 Cursor0 Allow P-state Change
+	11: Pipe2 Cursor1 Allow P-state Change
+	12: Pipe3 Plane0 Allow P-state Change
+	13: Pipe3 Plane1 Allow P-state Change
+	14: Pipe3 Cursor0 Allow P-state Change
+	15: Pipe3 Cursor1 Allow P-state Change
+	16: Pipe4 Plane0 Allow P-state Change
+	17: Pipe4 Plane1 Allow P-state Change
+	18: Pipe4 Cursor0 Allow P-state Change
+	19: Pipe4 Cursor1 Allow P-state Change
+	20: Pipe5 Plane0 Allow P-state Change
+	21: Pipe5 Plane1 Allow P-state Change
+	22: Pipe5 Cursor0 Allow P-state Change
+	23: Pipe5 Cursor1 Allow P-state Change
+	24: Pipe6 Plane0 Allow P-state Change
+	25: Pipe6 Plane1 Allow P-state Change
+	26: Pipe6 Cursor0 Allow P-state Change
+	27: Pipe6 Cursor1 Allow P-state Change
+	28: WB0 Allow P-state Change
+	29: WB1 Allow P-state Change
+	30: Arbiter`s Allow P-state Change
+	31: SOC P-state Change request
+	*/
+#else
+	/* RV1:
 	 * dchubbubdebugind, at: 0x7
 	 * description "3-0:   Pipe0 cursor0 QOS
 	 * 7-4:   Pipe1 cursor0 QOS
@@ -204,6 +243,8 @@ bool hubbub1_verify_allow_pstate_change_high(
 	 * 30:    Arbiter's allow_pstate_change
 	 * 31:    SOC pstate change request
 	 */
+#endif
+#endif
 
 	REG_WRITE(DCHUBBUB_TEST_DEBUG_INDEX, hubbub1->debug_test_index_pstate);
 

drivers/gpu/drm/amd/display/dc/dcn10/dcn10_hubp.c

@@ -306,6 +306,28 @@ void hubp1_program_pixel_format(
 		REG_UPDATE(DCSURF_SURFACE_CONFIG,
 				SURFACE_PIXEL_FORMAT, 12);
 		break;
+#if defined(CONFIG_DRM_AMD_DC_DCN2_0)
+	case SURFACE_PIXEL_FORMAT_GRPH_RGB111110_FIX:
+		REG_UPDATE(DCSURF_SURFACE_CONFIG,
+				SURFACE_PIXEL_FORMAT, 112);
+		break;
+	case SURFACE_PIXEL_FORMAT_GRPH_BGR101111_FIX:
+		REG_UPDATE(DCSURF_SURFACE_CONFIG,
+				SURFACE_PIXEL_FORMAT, 113);
+		break;
+	case SURFACE_PIXEL_FORMAT_VIDEO_ACrYCb2101010:
+		REG_UPDATE(DCSURF_SURFACE_CONFIG,
+				SURFACE_PIXEL_FORMAT, 114);
+		break;
+	case SURFACE_PIXEL_FORMAT_GRPH_RGB111110_FLOAT:
+		REG_UPDATE(DCSURF_SURFACE_CONFIG,
+				SURFACE_PIXEL_FORMAT, 118);
+		break;
+	case SURFACE_PIXEL_FORMAT_GRPH_BGR101111_FLOAT:
+		REG_UPDATE(DCSURF_SURFACE_CONFIG,
+				SURFACE_PIXEL_FORMAT, 119);
+		break;
+#endif
 	default:
 		BREAK_TO_DEBUGGER();
 		break;
@@ -1206,6 +1228,11 @@ static const struct hubp_funcs dcn10_hubp_funcs = {
 	.hubp_disable_control =  hubp1_disable_control,
 	.hubp_get_underflow_status = hubp1_get_underflow_status,
 	.hubp_init = hubp1_init,
+
+#if defined(CONFIG_DRM_AMD_DC_DCN2_0)
+	.dmdata_set_attributes = NULL,
+	.dmdata_load = NULL,
+#endif
 };
 
 /*****************************************/

drivers/gpu/drm/amd/display/dc/dcn10/dcn10_hubp.h

@@ -715,6 +715,14 @@ void hubp1_dcc_control(struct hubp *hubp,
 		bool enable,
 		bool independent_64b_blks);
 
+#ifdef CONFIG_DRM_AMD_DC_DCN2_0
+bool hubp1_program_surface_flip_and_addr(
+	struct hubp *hubp,
+	const struct dc_plane_address *address,
+	bool flip_immediate,
+	uint8_t vmid);
+
+#endif
 bool hubp1_is_flip_pending(struct hubp *hubp);
 
 void hubp1_cursor_set_attributes(

drivers/gpu/drm/amd/display/dc/dcn20/dcn20_hubbub.h

+/*
+ * Copyright 2016 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_HUBBUB_DCN20_H__
+#define __DC_HUBBUB_DCN20_H__
+
+#include "dcn10/dcn10_hubbub.h"
+#include "dcn20_vmid.h"
+
+#define TO_DCN20_HUBBUB(hubbub)\
+	container_of(hubbub, struct dcn20_hubbub, base)
+
+#define TO_DCN20_HUBBUB(hubbub)\
+	container_of(hubbub, struct dcn20_hubbub, base)
+
+#define HUBBUB_REG_LIST_DCN20(id)\
+	HUBBUB_REG_LIST_DCN_COMMON(), \
+	HUBBUB_VM_REG_LIST(), \
+	HUBBUB_SR_WATERMARK_REG_LIST(), \
+	SR(DCHUBBUB_CRC_CTRL), \
+	SR(DCN_VM_FB_LOCATION_BASE),\
+	SR(DCN_VM_FB_LOCATION_TOP),\
+	SR(DCN_VM_FB_OFFSET),\
+	SR(DCN_VM_AGP_BOT),\
+	SR(DCN_VM_AGP_TOP),\
+	SR(DCN_VM_AGP_BASE)
+
+#define HUBBUB_MASK_SH_LIST_DCN20(mask_sh)\
+	HUBBUB_MASK_SH_LIST_DCN_COMMON(mask_sh), \
+	HUBBUB_MASK_SH_LIST_STUTTER(mask_sh), \
+	HUBBUB_SF(DCHUBBUB_GLOBAL_TIMER_CNTL, DCHUBBUB_GLOBAL_TIMER_REFDIV, mask_sh), \
+	HUBBUB_SF(DCN_VM_FB_LOCATION_BASE, FB_BASE, mask_sh), \
+	HUBBUB_SF(DCN_VM_FB_LOCATION_TOP, FB_TOP, mask_sh), \
+	HUBBUB_SF(DCN_VM_FB_OFFSET, FB_OFFSET, mask_sh), \
+	HUBBUB_SF(DCN_VM_AGP_BOT, AGP_BOT, mask_sh), \
+	HUBBUB_SF(DCN_VM_AGP_TOP, AGP_TOP, mask_sh), \
+	HUBBUB_SF(DCN_VM_AGP_BASE, AGP_BASE, mask_sh)
+
+struct dcn20_hubbub {
+	struct hubbub base;
+	const struct dcn_hubbub_registers *regs;
+	const struct dcn_hubbub_shift *shifts;
+	const struct dcn_hubbub_mask *masks;
+	unsigned int debug_test_index_pstate;
+	struct dcn_watermark_set watermarks;
+	struct dcn20_vmid vmid[16];
+};
+
+void hubbub2_construct(struct dcn20_hubbub *hubbub,
+	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);
+
+bool hubbub2_dcc_support_swizzle(
+		enum swizzle_mode_values swizzle,
+		unsigned int bytes_per_element,
+		enum segment_order *segment_order_horz,
+		enum segment_order *segment_order_vert);
+
+bool hubbub2_dcc_support_pixel_format(
+		enum surface_pixel_format format,
+		unsigned int *bytes_per_element);
+
+bool hubbub2_get_dcc_compression_cap(struct hubbub *hubbub,
+		const struct dc_dcc_surface_param *input,
+		struct dc_surface_dcc_cap *output);
+
+bool hubbub2_initialize_vmids(struct hubbub *hubbub,
+		const struct dc_dcc_surface_param *input,
+		struct dc_surface_dcc_cap *output);
+
+void hubbub2_init_dchub(struct hubbub *hubbub,
+		struct hubbub_addr_config *config);
+
+void hubbub2_update_dchub(struct hubbub *hubbub,
+		struct dchub_init_data *dh_data);
+
+void hubbub2_get_dchub_ref_freq(struct hubbub *hubbub,
+		unsigned int dccg_ref_freq_inKhz,
+		unsigned int *dchub_ref_freq_inKhz);
+
+void hubbub2_wm_read_state(struct hubbub *hubbub,
+		struct dcn_hubbub_wm *wm);
+
+#endif

drivers/gpu/drm/amd/display/dc/dcn20/dcn20_hubp.h

+/*
+ * Copyright 2012-17 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_MEM_INPUT_DCN20_H__
+#define __DC_MEM_INPUT_DCN20_H__
+
+#include "../dcn10/dcn10_hubp.h"
+
+#define TO_DCN20_HUBP(hubp)\
+	container_of(hubp, struct dcn20_hubp, base)
+
+#define HUBP_REG_LIST_DCN20(id)\
+	HUBP_REG_LIST_DCN(id),\
+	HUBP_REG_LIST_DCN_VM(id),\
+	SRI(PREFETCH_SETTINGS, HUBPREQ, id),\
+	SRI(PREFETCH_SETTINGS_C, HUBPREQ, id),\
+	SRI(DCN_VM_SYSTEM_APERTURE_LOW_ADDR, HUBPREQ, id),\
+	SRI(DCN_VM_SYSTEM_APERTURE_HIGH_ADDR, HUBPREQ, id),\
+	SR(DCN_VM_FB_LOCATION_TOP),\
+	SR(DCN_VM_FB_LOCATION_BASE),\
+	SR(DCN_VM_FB_OFFSET),\
+	SR(DCN_VM_AGP_BASE),\
+	SR(DCN_VM_AGP_BOT),\
+	SR(DCN_VM_AGP_TOP),\
+	SRI(CURSOR_SETTINGS, HUBPREQ, id), \
+	SRI(CURSOR_SURFACE_ADDRESS_HIGH, CURSOR0_, id), \
+	SRI(CURSOR_SURFACE_ADDRESS, CURSOR0_, id), \
+	SRI(CURSOR_SIZE, CURSOR0_, id), \
+	SRI(CURSOR_CONTROL, CURSOR0_, id), \
+	SRI(CURSOR_POSITION, CURSOR0_, id), \
+	SRI(CURSOR_HOT_SPOT, CURSOR0_, id), \
+	SRI(CURSOR_DST_OFFSET, CURSOR0_, id), \
+	SRI(DMDATA_ADDRESS_HIGH, CURSOR0_, id), \
+	SRI(DMDATA_ADDRESS_LOW, CURSOR0_, id), \
+	SRI(DMDATA_CNTL, CURSOR0_, id), \
+	SRI(DMDATA_SW_CNTL, CURSOR0_, id), \
+	SRI(DMDATA_QOS_CNTL, CURSOR0_, id), \
+	SRI(DMDATA_SW_DATA, CURSOR0_, id), \
+	SRI(DMDATA_STATUS, CURSOR0_, id),\
+	SRI(FLIP_PARAMETERS_0, HUBPREQ, id),\
+	SRI(FLIP_PARAMETERS_1, HUBPREQ, id),\
+	SRI(FLIP_PARAMETERS_2, HUBPREQ, id),\
+	SRI(DCN_CUR1_TTU_CNTL1, HUBPREQ, id),\
+	SRI(DCSURF_FLIP_CONTROL2, HUBPREQ, id), \
+	SRI(VMID_SETTINGS_0, HUBPREQ, id),\
+	SR(DCN_VM_SYSTEM_APERTURE_DEFAULT_ADDR_MSB),\
+	SR(DCN_VM_SYSTEM_APERTURE_DEFAULT_ADDR_LSB)
+
+#define HUBP_MASK_SH_LIST_DCN20(mask_sh)\
+	HUBP_MASK_SH_LIST_DCN(mask_sh),\
+	HUBP_MASK_SH_LIST_DCN_VM(mask_sh),\
+	HUBP_SF(HUBP0_DCSURF_SURFACE_CONFIG, ROTATION_ANGLE, mask_sh),\
+	HUBP_SF(HUBP0_DCSURF_SURFACE_CONFIG, H_MIRROR_EN, mask_sh),\
+	HUBP_SF(HUBPREQ0_PREFETCH_SETTINGS, DST_Y_PREFETCH, mask_sh),\
+	HUBP_SF(HUBPREQ0_PREFETCH_SETTINGS, VRATIO_PREFETCH, mask_sh),\
+	HUBP_SF(HUBPREQ0_PREFETCH_SETTINGS_C, VRATIO_PREFETCH_C, mask_sh),\
+	HUBP_SF(HUBPREQ0_DCN_VM_SYSTEM_APERTURE_LOW_ADDR, MC_VM_SYSTEM_APERTURE_LOW_ADDR, mask_sh),\
+	HUBP_SF(HUBPREQ0_DCN_VM_SYSTEM_APERTURE_HIGH_ADDR, MC_VM_SYSTEM_APERTURE_HIGH_ADDR, mask_sh),\
+	HUBP_SF(DCN_VM_FB_LOCATION_TOP, FB_TOP, mask_sh),\
+	HUBP_SF(DCN_VM_FB_LOCATION_BASE, FB_BASE, mask_sh),\
+	HUBP_SF(DCN_VM_FB_OFFSET, FB_OFFSET, mask_sh),\
+	HUBP_SF(DCN_VM_AGP_BASE, AGP_BASE, mask_sh),\
+	HUBP_SF(DCN_VM_AGP_BOT, AGP_BOT, mask_sh),\
+	HUBP_SF(DCN_VM_AGP_TOP, AGP_TOP, mask_sh),\
+	HUBP_SF(HUBPREQ0_CURSOR_SETTINGS, CURSOR0_DST_Y_OFFSET, mask_sh), \
+	HUBP_SF(HUBPREQ0_CURSOR_SETTINGS, CURSOR0_CHUNK_HDL_ADJUST, mask_sh), \
+	HUBP_SF(CURSOR0_0_CURSOR_SURFACE_ADDRESS_HIGH, CURSOR_SURFACE_ADDRESS_HIGH, mask_sh), \
+	HUBP_SF(CURSOR0_0_CURSOR_SURFACE_ADDRESS, CURSOR_SURFACE_ADDRESS, mask_sh), \
+	HUBP_SF(CURSOR0_0_CURSOR_SIZE, CURSOR_WIDTH, mask_sh), \
+	HUBP_SF(CURSOR0_0_CURSOR_SIZE, CURSOR_HEIGHT, mask_sh), \
+	HUBP_SF(CURSOR0_0_CURSOR_CONTROL, CURSOR_MODE, mask_sh), \
+	HUBP_SF(CURSOR0_0_CURSOR_CONTROL, CURSOR_2X_MAGNIFY, mask_sh), \
+	HUBP_SF(CURSOR0_0_CURSOR_CONTROL, CURSOR_PITCH, mask_sh), \
+	HUBP_SF(CURSOR0_0_CURSOR_CONTROL, CURSOR_LINES_PER_CHUNK, mask_sh), \
+	HUBP_SF(CURSOR0_0_CURSOR_CONTROL, CURSOR_ENABLE, mask_sh), \
+	HUBP_SF(CURSOR0_0_CURSOR_POSITION, CURSOR_X_POSITION, mask_sh), \
+	HUBP_SF(CURSOR0_0_CURSOR_POSITION, CURSOR_Y_POSITION, mask_sh), \
+	HUBP_SF(CURSOR0_0_CURSOR_HOT_SPOT, CURSOR_HOT_SPOT_X, mask_sh), \
+	HUBP_SF(CURSOR0_0_CURSOR_HOT_SPOT, CURSOR_HOT_SPOT_Y, mask_sh), \
+	HUBP_SF(CURSOR0_0_CURSOR_DST_OFFSET, CURSOR_DST_X_OFFSET, mask_sh), \
+	HUBP_SF(CURSOR0_0_DMDATA_ADDRESS_HIGH, DMDATA_ADDRESS_HIGH, mask_sh), \
+	HUBP_SF(CURSOR0_0_DMDATA_CNTL, DMDATA_MODE, mask_sh), \
+	HUBP_SF(CURSOR0_0_DMDATA_CNTL, DMDATA_UPDATED, mask_sh), \
+	HUBP_SF(CURSOR0_0_DMDATA_CNTL, DMDATA_REPEAT, mask_sh), \
+	HUBP_SF(CURSOR0_0_DMDATA_CNTL, DMDATA_SIZE, mask_sh), \
+	HUBP_SF(CURSOR0_0_DMDATA_SW_CNTL, DMDATA_SW_UPDATED, mask_sh), \
+	HUBP_SF(CURSOR0_0_DMDATA_SW_CNTL, DMDATA_SW_REPEAT, mask_sh), \
+	HUBP_SF(CURSOR0_0_DMDATA_SW_CNTL, DMDATA_SW_SIZE, mask_sh), \
+	HUBP_SF(CURSOR0_0_DMDATA_QOS_CNTL, DMDATA_QOS_MODE, mask_sh), \
+	HUBP_SF(CURSOR0_0_DMDATA_QOS_CNTL, DMDATA_QOS_LEVEL, mask_sh), \
+	HUBP_SF(CURSOR0_0_DMDATA_QOS_CNTL, DMDATA_DL_DELTA, mask_sh), \
+	HUBP_SF(CURSOR0_0_DMDATA_STATUS, DMDATA_DONE, mask_sh),\
+	HUBP_SF(HUBPREQ0_FLIP_PARAMETERS_0, DST_Y_PER_VM_FLIP, mask_sh),\
+	HUBP_SF(HUBPREQ0_FLIP_PARAMETERS_0, DST_Y_PER_ROW_FLIP, mask_sh),\
+	HUBP_SF(HUBPREQ0_FLIP_PARAMETERS_1, REFCYC_PER_PTE_GROUP_FLIP_L, mask_sh),\
+	HUBP_SF(HUBPREQ0_FLIP_PARAMETERS_2, REFCYC_PER_META_CHUNK_FLIP_L, mask_sh),\
+	HUBP_SF(HUBP0_DCHUBP_CNTL, HUBP_VREADY_AT_OR_AFTER_VSYNC, mask_sh),\
+	HUBP_SF(HUBP0_DCHUBP_CNTL, HUBP_DISABLE_STOP_DATA_DURING_VM, mask_sh),\
+	HUBP_SF(HUBPREQ0_DCSURF_FLIP_CONTROL, HUBPREQ_MASTER_UPDATE_LOCK_STATUS, mask_sh),\
+	HUBP_SF(HUBPREQ0_DCSURF_FLIP_CONTROL2, SURFACE_GSL_ENABLE, mask_sh),\
+	HUBP_SF(HUBPREQ0_DCSURF_FLIP_CONTROL2, SURFACE_TRIPLE_BUFFER_ENABLE, mask_sh),\
+	HUBP_SF(HUBPREQ0_VMID_SETTINGS_0, VMID, mask_sh),\
+	HUBP_SF(DCN_VM_SYSTEM_APERTURE_DEFAULT_ADDR_MSB, DCN_VM_SYSTEM_APERTURE_DEFAULT_SYSTEM, mask_sh),\
+	HUBP_SF(DCN_VM_SYSTEM_APERTURE_DEFAULT_ADDR_MSB, DCN_VM_SYSTEM_APERTURE_DEFAULT_ADDR_MSB, mask_sh),\
+	HUBP_SF(DCN_VM_SYSTEM_APERTURE_DEFAULT_ADDR_LSB, DCN_VM_SYSTEM_APERTURE_DEFAULT_ADDR_LSB, mask_sh)
+
+
+#define DCN2_HUBP_REG_COMMON_VARIABLE_LIST \
+	HUBP_COMMON_REG_VARIABLE_LIST; \
+	uint32_t DMDATA_ADDRESS_HIGH; \
+	uint32_t DMDATA_ADDRESS_LOW; \
+	uint32_t DMDATA_CNTL; \
+	uint32_t DMDATA_SW_CNTL; \
+	uint32_t DMDATA_QOS_CNTL; \
+	uint32_t DMDATA_SW_DATA; \
+	uint32_t DMDATA_STATUS;\
+	uint32_t DCSURF_FLIP_CONTROL2;\
+	uint32_t FLIP_PARAMETERS_0;\
+	uint32_t FLIP_PARAMETERS_1;\
+	uint32_t FLIP_PARAMETERS_2;\
+	uint32_t DCN_CUR1_TTU_CNTL1;\
+	uint32_t VMID_SETTINGS_0
+
+#define DCN2_HUBP_REG_FIELD_VARIABLE_LIST(type) \
+	DCN_HUBP_REG_FIELD_LIST(type); \
+	type DMDATA_ADDRESS_HIGH;\
+	type DMDATA_MODE;\
+	type DMDATA_UPDATED;\
+	type DMDATA_REPEAT;\
+	type DMDATA_SIZE;\
+	type DMDATA_SW_UPDATED;\
+	type DMDATA_SW_REPEAT;\
+	type DMDATA_SW_SIZE;\
+	type DMDATA_QOS_MODE;\
+	type DMDATA_QOS_LEVEL;\
+	type DMDATA_DL_DELTA;\
+	type DMDATA_DONE;\
+	type DST_Y_PER_VM_FLIP;\
+	type DST_Y_PER_ROW_FLIP;\
+	type REFCYC_PER_PTE_GROUP_FLIP_L;\
+	type REFCYC_PER_META_CHUNK_FLIP_L;\
+	type HUBP_VREADY_AT_OR_AFTER_VSYNC;\
+	type HUBP_DISABLE_STOP_DATA_DURING_VM;\
+	type HUBPREQ_MASTER_UPDATE_LOCK_STATUS;\
+	type SURFACE_GSL_ENABLE;\
+	type SURFACE_TRIPLE_BUFFER_ENABLE;\
+	type VMID
+
+struct dcn_hubp2_registers {
+	DCN2_HUBP_REG_COMMON_VARIABLE_LIST;
+};
+
+struct dcn_hubp2_shift {
+	DCN2_HUBP_REG_FIELD_VARIABLE_LIST(uint8_t);
+};
+
+struct dcn_hubp2_mask {
+	DCN2_HUBP_REG_FIELD_VARIABLE_LIST(uint32_t);
+};
+
+struct dcn20_hubp {
+	struct hubp base;
+	struct dcn_hubp_state state;
+	const struct dcn_hubp2_registers *hubp_regs;
+	const struct dcn_hubp2_shift *hubp_shift;
+	const struct dcn_hubp2_mask *hubp_mask;
+};
+
+bool hubp2_construct(
+		struct dcn20_hubp *hubp2,
+		struct dc_context *ctx,
+		uint32_t inst,
+		const struct dcn_hubp2_registers *hubp_regs,
+		const struct dcn_hubp2_shift *hubp_shift,
+		const struct dcn_hubp2_mask *hubp_mask);
+
+void hubp2_setup_interdependent(
+		struct hubp *hubp,
+		struct _vcs_dpi_display_dlg_regs_st *dlg_attr,
+		struct _vcs_dpi_display_ttu_regs_st *ttu_attr);
+
+void hubp2_vready_at_or_After_vsync(struct hubp *hubp,
+		struct _vcs_dpi_display_pipe_dest_params_st *pipe_dest);
+
+void hubp2_update_dchub(
+		struct hubp *hubp,
+		struct dchub_init_data *dh_data);
+
+void hubp2_cursor_set_attributes(
+		struct hubp *hubp,
+		const struct dc_cursor_attributes *attr);
+
+void hubp2_set_vm_system_aperture_settings(struct hubp *hubp,
+		struct vm_system_aperture_param *apt);
+
+enum cursor_lines_per_chunk hubp2_get_lines_per_chunk(
+		unsigned int cursor_width,
+		enum dc_cursor_color_format cursor_mode);
+
+void hubp2_dmdata_set_attributes(
+		struct hubp *hubp,
+		const struct dc_dmdata_attributes *attr);
+
+void hubp2_dmdata_load(
+		struct hubp *hubp,
+		uint32_t dmdata_sw_size,
+		const uint32_t *dmdata_sw_data);
+
+bool hubp2_dmdata_status_done(struct hubp *hubp);
+
+void hubp2_enable_triplebuffer(
+		struct hubp *hubp,
+		bool enable);
+
+bool hubp2_is_triplebuffer_enabled(
+		struct hubp *hubp);
+
+void hubp2_set_flip_control_surface_gsl(struct hubp *hubp, bool enable);
+
+#endif /* __DC_MEM_INPUT_DCN20_H__ */
+
+

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

@@ -52,11 +52,73 @@ struct dcn_hubbub_wm {
 	struct dcn_hubbub_wm_set sets[4];
 };
 
+#ifdef CONFIG_DRM_AMD_DC_DCN2_0
+enum dcn_hubbub_page_table_depth {
+	DCN_PAGE_TABLE_DEPTH_1_LEVEL,
+	DCN_PAGE_TABLE_DEPTH_2_LEVEL,
+	DCN_PAGE_TABLE_DEPTH_3_LEVEL,
+	DCN_PAGE_TABLE_DEPTH_4_LEVEL
+};
+
+enum dcn_hubbub_page_table_block_size {
+	DCN_PAGE_TABLE_BLOCK_SIZE_4KB,
+	DCN_PAGE_TABLE_BLOCK_SIZE_64KB
+};
+
+struct dcn_hubbub_phys_addr_config {
+	struct {
+		uint64_t fb_top;
+		uint64_t fb_offset;
+		uint64_t fb_base;
+		uint64_t agp_top;
+		uint64_t agp_bot;
+		uint64_t agp_base;
+	} system_aperture;
+
+	struct {
+		uint64_t page_table_start_addr;
+		uint64_t page_table_end_addr;
+		uint64_t page_table_base_addr;
+	} gart_config;
+};
+
+struct dcn_hubbub_virt_addr_config {
+	uint64_t				page_table_start_addr;
+	uint64_t				page_table_end_addr;
+	enum dcn_hubbub_page_table_block_size	page_table_block_size;
+	enum dcn_hubbub_page_table_depth	page_table_depth;
+};
+
+struct hubbub_addr_config {
+	struct dcn_hubbub_phys_addr_config pa_config;
+	struct dcn_hubbub_virt_addr_config va_config;
+	struct {
+		uint64_t aperture_check_fault;
+		uint64_t generic_fault;
+	} default_addrs;
+};
+
+#endif
 struct hubbub_funcs {
 	void (*update_dchub)(
 			struct hubbub *hubbub,
 			struct dchub_init_data *dh_data);
 
+#ifdef CONFIG_DRM_AMD_DC_DCN2_0
+	void (*init_dchub)(
+			struct hubbub *hubbub,
+			struct hubbub_addr_config *config);
+	void (*setup_vmid_ptb)(
+			struct hubbub *hubbub,
+			uint64_t ptb,
+			uint8_t vmid);
+
+	void (*set_ptb)(
+			struct hubbub *hubbub,
+			uint8_t vmid,
+			uint64_t base_addr);
+
+#endif
 	bool (*get_dcc_compression_cap)(struct hubbub *hubbub,
 			const struct dc_dcc_surface_param *input,
 			struct dc_surface_dcc_cap *output);

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

@@ -36,6 +36,9 @@ enum cursor_pitch {
 };
 
 enum cursor_lines_per_chunk {
+#if defined(CONFIG_DRM_AMD_DC_DCN2_0)
+	CURSOR_LINE_PER_CHUNK_1 = 0, /* new for DCN2 */
+#endif
 	CURSOR_LINE_PER_CHUNK_2 = 1,
 	CURSOR_LINE_PER_CHUNK_4,
 	CURSOR_LINE_PER_CHUNK_8,
@@ -132,6 +135,28 @@ struct hubp_funcs {
 	unsigned int (*hubp_get_underflow_status)(struct hubp *hubp);
 	void (*hubp_init)(struct hubp *hubp);
 
+#if defined(CONFIG_DRM_AMD_DC_DCN2_0)
+	void (*dmdata_set_attributes)(
+			struct hubp *hubp,
+			const struct dc_dmdata_attributes *attr);
+
+	void (*dmdata_load)(
+			struct hubp *hubp,
+			uint32_t dmdata_sw_size,
+			const uint32_t *dmdata_sw_data);
+	bool (*dmdata_status_done)(struct hubp *hubp);
+	void(*hubp_enable_tripleBuffer)(
+		struct hubp *hubp,
+		bool enable);
+
+	bool(*hubp_is_triplebuffer_enabled)(
+		struct hubp *hubp);
+
+	void (*hubp_set_flip_control_surface_gsl)(
+		struct hubp *hubp,
+		bool enable);
+#endif
+
 };
 
 #endif