drm/amd/display: Add Renoir Hubbub (v2)

Controls the display hw's interface to memory.

v2: rebase (Alex)
Acked-by: Harry Wentland <harry.wentland@amd.com>
Signed-off-by: Bhawanpreet Lakha <Bhawanpreet.Lakha@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

drivers/gpu/drm/amd/display/dc/dcn21/Makefile

 #
 # Makefile for DCN21.
 
-DCN21 = dcn21_hubp.o
+DCN21 = dcn21_hubp.o dcn21_hubbub.o
 
 CFLAGS_dcn21_resource.o := -mhard-float -msse -mpreferred-stack-boundary=4
 

drivers/gpu/drm/amd/display/dc/dcn21/dcn21_hubbub.h

+/*
+* Copyright 2018 Advanced Micro Devices, Inc.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
+ * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
+ * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
+ * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
+ * OTHER DEALINGS IN THE SOFTWARE.
+ *
+ * Authors: AMD
+ *
+ */
+#ifndef DAL_DC_DCN21_DCN21_HUBBUB_H_
+#define DAL_DC_DCN21_DCN21_HUBBUB_H_
+
+#include "dcn20/dcn20_hubbub.h"
+
+#define HUBBUB_HVM_REG_LIST() \
+	SR(DCHUBBUB_ARB_FRAC_URG_BW_NOM_A),\
+	SR(DCHUBBUB_ARB_FRAC_URG_BW_NOM_B),\
+	SR(DCHUBBUB_ARB_FRAC_URG_BW_NOM_C),\
+	SR(DCHUBBUB_ARB_FRAC_URG_BW_NOM_D),\
+	SR(DCHUBBUB_ARB_FRAC_URG_BW_FLIP_A),\
+	SR(DCHUBBUB_ARB_FRAC_URG_BW_FLIP_B),\
+	SR(DCHUBBUB_ARB_FRAC_URG_BW_FLIP_C),\
+	SR(DCHUBBUB_ARB_FRAC_URG_BW_FLIP_D),\
+	SR(DCHUBBUB_ARB_HOSTVM_CNTL), \
+	SR(DCHVM_CTRL0), \
+	SR(DCHVM_MEM_CTRL), \
+	SR(DCHVM_CLK_CTRL), \
+	SR(DCHVM_RIOMMU_CTRL0), \
+	SR(DCHVM_RIOMMU_STAT0)
+
+#define HUBBUB_REG_LIST_DCN21()\
+	HUBBUB_REG_LIST_DCN_COMMON(), \
+	HUBBUB_SR_WATERMARK_REG_LIST(), \
+	HUBBUB_HVM_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_HVM(mask_sh) \
+	HUBBUB_SF(DCHUBBUB_ARB_DF_REQ_OUTSTAND, DCHUBBUB_ARB_MIN_REQ_OUTSTAND_COMMIT_THRESHOLD, mask_sh), \
+	HUBBUB_SF(DCHUBBUB_ARB_FRAC_URG_BW_FLIP_A, DCHUBBUB_ARB_FRAC_URG_BW_FLIP_A, mask_sh), \
+	HUBBUB_SF(DCHUBBUB_ARB_FRAC_URG_BW_FLIP_B, DCHUBBUB_ARB_FRAC_URG_BW_FLIP_B, mask_sh), \
+	HUBBUB_SF(DCHUBBUB_ARB_FRAC_URG_BW_FLIP_C, DCHUBBUB_ARB_FRAC_URG_BW_FLIP_C, mask_sh), \
+	HUBBUB_SF(DCHUBBUB_ARB_FRAC_URG_BW_FLIP_D, DCHUBBUB_ARB_FRAC_URG_BW_FLIP_D, mask_sh), \
+	HUBBUB_SF(DCHUBBUB_ARB_FRAC_URG_BW_NOM_A, DCHUBBUB_ARB_FRAC_URG_BW_NOM_A, mask_sh), \
+	HUBBUB_SF(DCHUBBUB_ARB_FRAC_URG_BW_NOM_B, DCHUBBUB_ARB_FRAC_URG_BW_NOM_B, mask_sh), \
+	HUBBUB_SF(DCHUBBUB_ARB_FRAC_URG_BW_NOM_C, DCHUBBUB_ARB_FRAC_URG_BW_NOM_C, mask_sh), \
+	HUBBUB_SF(DCHUBBUB_ARB_FRAC_URG_BW_NOM_D, DCHUBBUB_ARB_FRAC_URG_BW_NOM_D, mask_sh), \
+	HUBBUB_SF(DCHUBBUB_ARB_DATA_URGENCY_WATERMARK_A, DCHUBBUB_ARB_VM_ROW_URGENCY_WATERMARK_A, mask_sh), \
+	HUBBUB_SF(DCHUBBUB_ARB_DATA_URGENCY_WATERMARK_B, DCHUBBUB_ARB_VM_ROW_URGENCY_WATERMARK_B, mask_sh), \
+	HUBBUB_SF(DCHUBBUB_ARB_DATA_URGENCY_WATERMARK_C, DCHUBBUB_ARB_VM_ROW_URGENCY_WATERMARK_C, mask_sh), \
+	HUBBUB_SF(DCHUBBUB_ARB_DATA_URGENCY_WATERMARK_D, DCHUBBUB_ARB_VM_ROW_URGENCY_WATERMARK_D, mask_sh), \
+	HUBBUB_SF(DCHUBBUB_ARB_ALLOW_SR_ENTER_WATERMARK_A, DCHUBBUB_ARB_VM_ROW_ALLOW_SR_ENTER_WATERMARK_A, mask_sh), \
+	HUBBUB_SF(DCHUBBUB_ARB_ALLOW_SR_ENTER_WATERMARK_B, DCHUBBUB_ARB_VM_ROW_ALLOW_SR_ENTER_WATERMARK_B, mask_sh), \
+	HUBBUB_SF(DCHUBBUB_ARB_ALLOW_SR_ENTER_WATERMARK_C, DCHUBBUB_ARB_VM_ROW_ALLOW_SR_ENTER_WATERMARK_C, mask_sh), \
+	HUBBUB_SF(DCHUBBUB_ARB_ALLOW_SR_ENTER_WATERMARK_D, DCHUBBUB_ARB_VM_ROW_ALLOW_SR_ENTER_WATERMARK_D, mask_sh), \
+	HUBBUB_SF(DCHUBBUB_ARB_ALLOW_SR_EXIT_WATERMARK_A, DCHUBBUB_ARB_VM_ROW_ALLOW_SR_EXIT_WATERMARK_A, mask_sh), \
+	HUBBUB_SF(DCHUBBUB_ARB_ALLOW_SR_EXIT_WATERMARK_B, DCHUBBUB_ARB_VM_ROW_ALLOW_SR_EXIT_WATERMARK_B, mask_sh), \
+	HUBBUB_SF(DCHUBBUB_ARB_ALLOW_SR_EXIT_WATERMARK_C, DCHUBBUB_ARB_VM_ROW_ALLOW_SR_EXIT_WATERMARK_C, mask_sh), \
+	HUBBUB_SF(DCHUBBUB_ARB_ALLOW_SR_EXIT_WATERMARK_D, DCHUBBUB_ARB_VM_ROW_ALLOW_SR_EXIT_WATERMARK_D, mask_sh), \
+	HUBBUB_SF(DCHUBBUB_ARB_ALLOW_DRAM_CLK_CHANGE_WATERMARK_A, DCHUBBUB_ARB_VM_ROW_ALLOW_DRAM_CLK_CHANGE_WATERMARK_A, mask_sh), \
+	HUBBUB_SF(DCHUBBUB_ARB_ALLOW_DRAM_CLK_CHANGE_WATERMARK_B, DCHUBBUB_ARB_VM_ROW_ALLOW_DRAM_CLK_CHANGE_WATERMARK_B, mask_sh), \
+	HUBBUB_SF(DCHUBBUB_ARB_ALLOW_DRAM_CLK_CHANGE_WATERMARK_C, DCHUBBUB_ARB_VM_ROW_ALLOW_DRAM_CLK_CHANGE_WATERMARK_C, mask_sh), \
+	HUBBUB_SF(DCHUBBUB_ARB_ALLOW_DRAM_CLK_CHANGE_WATERMARK_D, DCHUBBUB_ARB_VM_ROW_ALLOW_DRAM_CLK_CHANGE_WATERMARK_D, mask_sh), \
+	HUBBUB_SF(DCHUBBUB_ARB_HOSTVM_CNTL, DCHUBBUB_ARB_MAX_QOS_COMMIT_THRESHOLD, 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), \
+	HUBBUB_SF(DCHUBBUB_ARB_REFCYC_PER_TRIP_TO_MEMORY_A, DCHUBBUB_ARB_REFCYC_PER_TRIP_TO_MEMORY_A, mask_sh), \
+	HUBBUB_SF(DCHUBBUB_ARB_REFCYC_PER_TRIP_TO_MEMORY_B, DCHUBBUB_ARB_REFCYC_PER_TRIP_TO_MEMORY_B, mask_sh), \
+	HUBBUB_SF(DCHUBBUB_ARB_REFCYC_PER_TRIP_TO_MEMORY_C, DCHUBBUB_ARB_REFCYC_PER_TRIP_TO_MEMORY_C, mask_sh), \
+	HUBBUB_SF(DCHUBBUB_ARB_REFCYC_PER_TRIP_TO_MEMORY_D, DCHUBBUB_ARB_REFCYC_PER_TRIP_TO_MEMORY_D, mask_sh)
+
+#define HUBBUB_MASK_SH_LIST_DCN21(mask_sh)\
+	HUBBUB_MASK_SH_LIST_HVM(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)
+
+void dcn21_dchvm_init(struct hubbub *hubbub);
+void hubbub21_program_watermarks(
+		struct hubbub *hubbub,
+		struct dcn_watermark_set *watermarks,
+		unsigned int refclk_mhz,
+		bool safe_to_lower);
+
+void hubbub21_wm_read_state(struct hubbub *hubbub,
+		struct dcn_hubbub_wm *wm);
+
+void hubbub21_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);
+
+#endif /* DAL_DC_DCN21_DCN21_HUBBUB_H_ */