drm/amd/display: Split out common HUBP registers and code

There are shared regs and code across DCN generations. Pull them out
into a shared common location.

Also, expose some dcn20 init functions.
Signed-off-by: Charlene Liu <charlene.liu@amd.com>
Reviewed-by: Dmytro Laktyushkin <Dmytro.Laktyushkin@amd.com>
Acked-by: Leo Li <sunpeng.li@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

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

@@ -696,7 +696,8 @@ struct dce_hwseq_registers {
 	type D2VGA_MODE_ENABLE; \
 	type D3VGA_MODE_ENABLE; \
 	type D4VGA_MODE_ENABLE; \
-	type AZALIA_AUDIO_DTO_MODULE;
+	type AZALIA_AUDIO_DTO_MODULE;\
+	type HPO_HDMISTREAMCLK_GATE_DIS;
 
 struct dce_hwseq_shift {
 	HWSEQ_REG_FIELD_LIST(uint8_t)

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

@@ -843,7 +843,7 @@ void min_set_viewport(
 		  PRI_VIEWPORT_Y_START_C, viewport_c->y);
 }
 
-void hubp1_read_state(struct hubp *hubp)
+void hubp1_read_state_common(struct hubp *hubp)
 {
 	struct dcn10_hubp *hubp1 = TO_DCN10_HUBP(hubp);
 	struct dcn_hubp_state *s = &hubp1->state;
@@ -859,24 +859,6 @@ void hubp1_read_state(struct hubp *hubp)
 			PRQ_EXPANSION_MODE, &rq_regs->prq_expansion_mode,
 			MRQ_EXPANSION_MODE, &rq_regs->mrq_expansion_mode,
 			CRQ_EXPANSION_MODE, &rq_regs->crq_expansion_mode);
-	REG_GET_8(DCHUBP_REQ_SIZE_CONFIG,
-		CHUNK_SIZE, &rq_regs->rq_regs_l.chunk_size,
-		MIN_CHUNK_SIZE, &rq_regs->rq_regs_l.min_chunk_size,
-		META_CHUNK_SIZE, &rq_regs->rq_regs_l.meta_chunk_size,
-		MIN_META_CHUNK_SIZE, &rq_regs->rq_regs_l.min_meta_chunk_size,
-		DPTE_GROUP_SIZE, &rq_regs->rq_regs_l.dpte_group_size,
-		MPTE_GROUP_SIZE, &rq_regs->rq_regs_l.mpte_group_size,
-		SWATH_HEIGHT, &rq_regs->rq_regs_l.swath_height,
-		PTE_ROW_HEIGHT_LINEAR, &rq_regs->rq_regs_l.pte_row_height_linear);
-	REG_GET_8(DCHUBP_REQ_SIZE_CONFIG_C,
-		CHUNK_SIZE_C, &rq_regs->rq_regs_c.chunk_size,
-		MIN_CHUNK_SIZE_C, &rq_regs->rq_regs_c.min_chunk_size,
-		META_CHUNK_SIZE_C, &rq_regs->rq_regs_c.meta_chunk_size,
-		MIN_META_CHUNK_SIZE_C, &rq_regs->rq_regs_c.min_meta_chunk_size,
-		DPTE_GROUP_SIZE_C, &rq_regs->rq_regs_c.dpte_group_size,
-		MPTE_GROUP_SIZE_C, &rq_regs->rq_regs_c.mpte_group_size,
-		SWATH_HEIGHT_C, &rq_regs->rq_regs_c.swath_height,
-		PTE_ROW_HEIGHT_LINEAR_C, &rq_regs->rq_regs_c.pte_row_height_linear);
 
 	/* DLG - Per hubp */
 	REG_GET_2(BLANK_OFFSET_0,
@@ -1030,8 +1012,38 @@ void hubp1_read_state(struct hubp *hubp)
 	REG_GET_2(DCN_TTU_QOS_WM,
 			QoS_LEVEL_LOW_WM, &s->qos_level_low_wm,
 			QoS_LEVEL_HIGH_WM, &s->qos_level_high_wm);
+
 }
 
+void hubp1_read_state(struct hubp *hubp)
+{
+	struct dcn10_hubp *hubp1 = TO_DCN10_HUBP(hubp);
+	struct dcn_hubp_state *s = &hubp1->state;
+	struct _vcs_dpi_display_rq_regs_st *rq_regs = &s->rq_regs;
+
+	hubp1_read_state_common(hubp);
+
+	REG_GET_8(DCHUBP_REQ_SIZE_CONFIG,
+		CHUNK_SIZE, &rq_regs->rq_regs_l.chunk_size,
+		MIN_CHUNK_SIZE, &rq_regs->rq_regs_l.min_chunk_size,
+		META_CHUNK_SIZE, &rq_regs->rq_regs_l.meta_chunk_size,
+		MIN_META_CHUNK_SIZE, &rq_regs->rq_regs_l.min_meta_chunk_size,
+		DPTE_GROUP_SIZE, &rq_regs->rq_regs_l.dpte_group_size,
+		MPTE_GROUP_SIZE, &rq_regs->rq_regs_l.mpte_group_size,
+		SWATH_HEIGHT, &rq_regs->rq_regs_l.swath_height,
+		PTE_ROW_HEIGHT_LINEAR, &rq_regs->rq_regs_l.pte_row_height_linear);
+
+	REG_GET_8(DCHUBP_REQ_SIZE_CONFIG_C,
+		CHUNK_SIZE_C, &rq_regs->rq_regs_c.chunk_size,
+		MIN_CHUNK_SIZE_C, &rq_regs->rq_regs_c.min_chunk_size,
+		META_CHUNK_SIZE_C, &rq_regs->rq_regs_c.meta_chunk_size,
+		MIN_META_CHUNK_SIZE_C, &rq_regs->rq_regs_c.min_meta_chunk_size,
+		DPTE_GROUP_SIZE_C, &rq_regs->rq_regs_c.dpte_group_size,
+		MPTE_GROUP_SIZE_C, &rq_regs->rq_regs_c.mpte_group_size,
+		SWATH_HEIGHT_C, &rq_regs->rq_regs_c.swath_height,
+		PTE_ROW_HEIGHT_LINEAR_C, &rq_regs->rq_regs_c.pte_row_height_linear);
+
+}
 enum cursor_pitch hubp1_get_cursor_pitch(unsigned int pitch)
 {
 	enum cursor_pitch hw_pitch;

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

@@ -249,7 +249,8 @@
 	.field_name = reg_name ## __ ## field_name ## post_fix
 
 /* Mask/shift struct generation macro for all ASICs (including those with reduced functionality) */
-#define HUBP_MASK_SH_LIST_DCN_COMMON(mask_sh)\
+/*1.x, 2.x, and 3.x*/
+#define HUBP_MASK_SH_LIST_DCN_SHARE_COMMON(mask_sh)\
 	HUBP_SF(HUBP0_DCHUBP_CNTL, HUBP_BLANK_EN, mask_sh),\
 	HUBP_SF(HUBP0_DCHUBP_CNTL, HUBP_TTU_DISABLE, mask_sh),\
 	HUBP_SF(HUBP0_DCHUBP_CNTL, HUBP_UNDERFLOW_STATUS, mask_sh),\
@@ -265,7 +266,6 @@
 	HUBP_SF(HUBP0_DCSURF_ADDR_CONFIG, MAX_COMPRESSED_FRAGS, mask_sh),\
 	HUBP_SF(HUBP0_DCSURF_TILING_CONFIG, SW_MODE, mask_sh),\
 	HUBP_SF(HUBP0_DCSURF_TILING_CONFIG, META_LINEAR, mask_sh),\
-	HUBP_SF(HUBP0_DCSURF_TILING_CONFIG, RB_ALIGNED, mask_sh),\
 	HUBP_SF(HUBP0_DCSURF_TILING_CONFIG, PIPE_ALIGNED, mask_sh),\
 	HUBP_SF(HUBPREQ0_DCSURF_SURFACE_PITCH, PITCH, mask_sh),\
 	HUBP_SF(HUBPREQ0_DCSURF_SURFACE_PITCH, META_PITCH, mask_sh),\
@@ -372,12 +372,17 @@
 	HUBP_SF(HUBPREQ0_DCN_SURF0_TTU_CNTL0, QoS_RAMP_DISABLE, mask_sh),\
 	HUBP_SF(HUBPREQ0_DCN_SURF0_TTU_CNTL1, REFCYC_PER_REQ_DELIVERY_PRE, mask_sh),\
 	HUBP_SF(HUBP0_HUBP_CLK_CNTL, HUBP_CLOCK_ENABLE, mask_sh)
-
-#define HUBP_MASK_SH_LIST_DCN(mask_sh)\
-	HUBP_MASK_SH_LIST_DCN_COMMON(mask_sh),\
+/*2.x and 1.x only*/
+#define HUBP_MASK_SH_LIST_DCN_COMMON(mask_sh)\
+	HUBP_MASK_SH_LIST_DCN_SHARE_COMMON(mask_sh),\
+	HUBP_SF(HUBP0_DCSURF_TILING_CONFIG, RB_ALIGNED, mask_sh),\
 	HUBP_SF(HUBP0_DCHUBP_REQ_SIZE_CONFIG, MPTE_GROUP_SIZE, mask_sh),\
 	HUBP_SF(HUBP0_DCHUBP_REQ_SIZE_CONFIG_C, MPTE_GROUP_SIZE_C, mask_sh)
 
+/*2.x and 1.x only*/
+#define HUBP_MASK_SH_LIST_DCN(mask_sh)\
+	HUBP_MASK_SH_LIST_DCN_COMMON(mask_sh)
+
 /* Mask/shift struct generation macro for ASICs with VM */
 #define HUBP_MASK_SH_LIST_DCN_VM(mask_sh)\
 	HUBP_SF(HUBPREQ0_NOM_PARAMETERS_0, DST_Y_PER_PTE_ROW_NOM_L, mask_sh),\
@@ -434,7 +439,7 @@
 	HUBP_SF(CURSOR0_CURSOR_HOT_SPOT, CURSOR_HOT_SPOT_Y, mask_sh), \
 	HUBP_SF(CURSOR0_CURSOR_DST_OFFSET, CURSOR_DST_X_OFFSET, mask_sh)
 
-#define DCN_HUBP_REG_FIELD_LIST(type) \
+#define DCN_HUBP_REG_FIELD_BASE_LIST(type) \
 	type HUBP_BLANK_EN;\
 	type HUBP_DISABLE;\
 	type HUBP_TTU_DISABLE;\
@@ -459,7 +464,6 @@
 	type ROTATION_ANGLE;\
 	type H_MIRROR_EN;\
 	type SURFACE_PIXEL_FORMAT;\
-	type ALPHA_PLANE_EN;\
 	type SURFACE_FLIP_TYPE;\
 	type SURFACE_FLIP_MODE_FOR_STEREOSYNC;\
 	type SURFACE_FLIP_IN_STEREOSYNC;\
@@ -632,6 +636,10 @@
 	type CURSOR_DST_X_OFFSET; \
 	type OUTPUT_FP
 
+#define DCN_HUBP_REG_FIELD_LIST(type) \
+	DCN_HUBP_REG_FIELD_BASE_LIST(type);\
+	type ALPHA_PLANE_EN
+
 struct dcn_mi_registers {
 	HUBP_COMMON_REG_VARIABLE_LIST;
 };
@@ -760,5 +768,6 @@ void hubp1_vready_workaround(struct hubp *hubp,
 		struct _vcs_dpi_display_pipe_dest_params_st *pipe_dest);
 
 void hubp1_init(struct hubp *hubp);
+void hubp1_read_state_common(struct hubp *hubp);
 
 #endif

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

@@ -72,8 +72,8 @@
 	SR(DCN_VM_SYSTEM_APERTURE_DEFAULT_ADDR_MSB),\
 	SR(DCN_VM_SYSTEM_APERTURE_DEFAULT_ADDR_LSB)
 
-#define HUBP_MASK_SH_LIST_DCN2_COMMON(mask_sh)\
-	HUBP_MASK_SH_LIST_DCN(mask_sh),\
+#define HUBP_MASK_SH_LIST_DCN2_SHARE_COMMON(mask_sh)\
+	HUBP_MASK_SH_LIST_DCN_SHARE_COMMON(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),\
@@ -127,13 +127,21 @@
 	HUBP_SF(HUBPREQ0_DCSURF_FLIP_CONTROL2, SURFACE_TRIPLE_BUFFER_ENABLE, mask_sh),\
 	HUBP_SF(HUBPREQ0_VMID_SETTINGS_0, VMID, mask_sh)
 
+/*DCN2.x and DCN1.x*/
+#define HUBP_MASK_SH_LIST_DCN2_COMMON(mask_sh)\
+	HUBP_MASK_SH_LIST_DCN2_SHARE_COMMON(mask_sh),\
+	HUBP_SF(HUBP0_DCSURF_TILING_CONFIG, RB_ALIGNED, mask_sh),\
+	HUBP_SF(HUBP0_DCHUBP_REQ_SIZE_CONFIG, MPTE_GROUP_SIZE, mask_sh),\
+	HUBP_SF(HUBP0_DCHUBP_REQ_SIZE_CONFIG_C, MPTE_GROUP_SIZE_C, mask_sh)
+
+/*DCN2.0 specific*/
 #define HUBP_MASK_SH_LIST_DCN20(mask_sh)\
 	HUBP_MASK_SH_LIST_DCN2_COMMON(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)
 
-
+/*DCN2.x */
 #define DCN2_HUBP_REG_COMMON_VARIABLE_LIST \
 	HUBP_COMMON_REG_VARIABLE_LIST; \
 	uint32_t DMDATA_ADDRESS_HIGH; \
@@ -149,14 +157,11 @@
 	uint32_t FLIP_PARAMETERS_2;\
 	uint32_t DCN_CUR1_TTU_CNTL0;\
 	uint32_t DCN_CUR1_TTU_CNTL1;\
-	uint32_t VMID_SETTINGS_0;\
-	uint32_t FLIP_PARAMETERS_3;\
-	uint32_t FLIP_PARAMETERS_4;\
-	uint32_t VBLANK_PARAMETERS_5;\
-	uint32_t VBLANK_PARAMETERS_6
+	uint32_t VMID_SETTINGS_0
+
 
 #define DCN2_HUBP_REG_FIELD_VARIABLE_LIST(type) \
-	DCN_HUBP_REG_FIELD_LIST(type); \
+	DCN_HUBP_REG_FIELD_BASE_LIST(type); \
 	type DMDATA_ADDRESS_HIGH;\
 	type DMDATA_MODE;\
 	type DMDATA_UPDATED;\

drivers/gpu/drm/amd/display/dc/dcn20/dcn20_hwseq.c

@@ -115,7 +115,7 @@ static void enable_power_gating_plane(
 	REG_UPDATE(DOMAIN21_PG_CONFIG, DOMAIN21_POWER_FORCEON, force_on);
 }
 
-static void dcn20_dccg_init(struct dce_hwseq *hws)
+void dcn20_dccg_init(struct dce_hwseq *hws)
 {
 	/*
 	 * set MICROSECOND_TIME_BASE_DIV
@@ -138,6 +138,45 @@ static void dcn20_dccg_init(struct dce_hwseq *hws)
 	/* This value is dependent on the hardware pipeline delay so set once per SOC */
 	REG_WRITE(DISPCLK_FREQ_CHANGE_CNTL, 0x801003c);
 }
+void dcn20_display_init(struct dc *dc)
+{
+	struct dce_hwseq *hws = dc->hwseq;
+
+	/* RBBMIF
+	 * disable RBBMIF timeout detection for all clients
+	 * Ensure RBBMIF does not drop register accesses due to the per-client timeout
+	 */
+	REG_WRITE(RBBMIF_TIMEOUT_DIS, 0xFFFFFFFF);
+	REG_WRITE(RBBMIF_TIMEOUT_DIS_2, 0xFFFFFFFF);
+
+	/* DCCG */
+	dcn20_dccg_init(hws);
+
+	/* Disable all memory low power mode. All memories are enabled. */
+	REG_UPDATE(DC_MEM_GLOBAL_PWR_REQ_CNTL, DC_MEM_GLOBAL_PWR_REQ_DIS, 1);
+
+	/* DCHUB/MMHUBBUB
+	 * set global timer refclk divider
+	 * 100Mhz refclk -> 2
+	 * 27Mhz refclk ->  1
+	 * 48Mhz refclk ->  1
+	 */
+	REG_UPDATE(DCHUBBUB_GLOBAL_TIMER_CNTL, DCHUBBUB_GLOBAL_TIMER_REFDIV, 2);
+	REG_UPDATE(DCHUBBUB_GLOBAL_TIMER_CNTL, DCHUBBUB_GLOBAL_TIMER_ENABLE, 1);
+	REG_WRITE(REFCLK_CNTL, 0);
+
+	/* OPTC
+	 * OTG_CONTROL.OTG_DISABLE_POINT_CNTL = 0x3; will be set during optc2_enable_crtc
+	 */
+
+	/* AZ
+	 * default value is 0x64 for 100Mhz ref clock, if the ref clock is 100Mhz, no need to program this regiser,
+	 * if not, it should be programmed according to the ref clock
+	 */
+	REG_UPDATE(AZALIA_AUDIO_DTO, AZALIA_AUDIO_DTO_MODULE, 0x64);
+	/* Enable controller clock gating */
+	REG_WRITE(AZALIA_CONTROLLER_CLOCK_GATING, 0x1);
+}
 
 static void disable_vga(
 	struct dce_hwseq *hws)
@@ -163,7 +202,7 @@ void dcn20_program_tripleBuffer(
 }
 
 /* Blank pixel data during initialization */
-static void dcn20_init_blank(
+void dcn20_init_blank(
 		struct dc *dc,
 		struct timing_generator *tg)
 {

drivers/gpu/drm/amd/display/dc/dcn20/dcn20_hwseq.h

@@ -91,13 +91,9 @@ void dcn20_pipe_control_lock_global(
 void dcn20_setup_gsl_group_as_lock(const struct dc *dc,
 				struct pipe_ctx *pipe_ctx,
 				bool enable);
-void dcn20_pipe_control_lock(
-	struct dc *dc,
-	struct pipe_ctx *pipe,
-	bool lock);
-void dcn20_disable_plane(struct dc *dc, struct pipe_ctx *pipe_ctx);
-void dcn20_enable_plane(
-	struct dc *dc,
-	struct pipe_ctx *pipe_ctx,
-	struct dc_state *context);
+void dcn20_dccg_init(struct dce_hwseq *hws);
+void dcn20_init_blank(
+	   struct dc *dc,
+	   struct timing_generator *tg);
+void dcn20_display_init(struct dc *dc);
 #endif /* __DC_HWSS_DCN20_H__ */