1 /*
2  * Copyright 2012-17 Advanced Micro Devices, Inc.
3  *
4  * Permission is hereby granted, free of charge, to any person obtaining a
5  * copy of this software and associated documentation files (the "Software"),
6  * to deal in the Software without restriction, including without limitation
7  * the rights to use, copy, modify, merge, publish, distribute, sublicense,
8  * and/or sell copies of the Software, and to permit persons to whom the
9  * Software is furnished to do so, subject to the following conditions:
10  *
11  * The above copyright notice and this permission notice shall be included in
12  * all copies or substantial portions of the Software.
13  *
14  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
15  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
16  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
17  * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
18  * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
19  * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
20  * OTHER DEALINGS IN THE SOFTWARE.
21  *
22  * Authors: AMD
23  *
24  */
25 
26 #include "dcn20_hubp.h"
27 
28 #include "dm_services.h"
29 #include "dce_calcs.h"
30 #include "reg_helper.h"
31 #include "basics/conversion.h"
32 
33 #define REG(reg)\
34 	hubp2->hubp_regs->reg
35 
36 #define CTX \
37 	hubp2->base.ctx
38 
39 #undef FN
40 #define FN(reg_name, field_name) \
41 	hubp2->hubp_shift->field_name, hubp2->hubp_mask->field_name
42 
43 void hubp2_update_dchub(
44 	struct hubp *hubp,
45 	struct dchub_init_data *dh_data)
46 {
47 	struct dcn20_hubp *hubp2 = TO_DCN20_HUBP(hubp);
48 	if (REG(DCN_VM_FB_LOCATION_TOP) == 0)
49 		return;
50 
51 	switch (dh_data->fb_mode) {
52 	case FRAME_BUFFER_MODE_ZFB_ONLY:
53 		/*For ZFB case need to put DCHUB FB BASE and TOP upside down to indicate ZFB mode*/
54 		REG_UPDATE(DCN_VM_FB_LOCATION_TOP,
55 				FB_TOP, 0);
56 
57 		REG_UPDATE(DCN_VM_FB_LOCATION_BASE,
58 				FB_BASE, 0xFFFFFF);
59 
60 		/*This field defines the 24 MSBs, bits [47:24] of the 48 bit AGP Base*/
61 		REG_UPDATE(DCN_VM_AGP_BASE,
62 				AGP_BASE, dh_data->zfb_phys_addr_base >> 24);
63 
64 		/*This field defines the bottom range of the AGP aperture and represents the 24*/
65 		/*MSBs, bits [47:24] of the 48 address bits*/
66 		REG_UPDATE(DCN_VM_AGP_BOT,
67 				AGP_BOT, dh_data->zfb_mc_base_addr >> 24);
68 
69 		/*This field defines the top range of the AGP aperture and represents the 24*/
70 		/*MSBs, bits [47:24] of the 48 address bits*/
71 		REG_UPDATE(DCN_VM_AGP_TOP,
72 				AGP_TOP, (dh_data->zfb_mc_base_addr +
73 						dh_data->zfb_size_in_byte - 1) >> 24);
74 		break;
75 	case FRAME_BUFFER_MODE_MIXED_ZFB_AND_LOCAL:
76 		/*Should not touch FB LOCATION (done by VBIOS on AsicInit table)*/
77 
78 		/*This field defines the 24 MSBs, bits [47:24] of the 48 bit AGP Base*/
79 		REG_UPDATE(DCN_VM_AGP_BASE,
80 				AGP_BASE, dh_data->zfb_phys_addr_base >> 24);
81 
82 		/*This field defines the bottom range of the AGP aperture and represents the 24*/
83 		/*MSBs, bits [47:24] of the 48 address bits*/
84 		REG_UPDATE(DCN_VM_AGP_BOT,
85 				AGP_BOT, dh_data->zfb_mc_base_addr >> 24);
86 
87 		/*This field defines the top range of the AGP aperture and represents the 24*/
88 		/*MSBs, bits [47:24] of the 48 address bits*/
89 		REG_UPDATE(DCN_VM_AGP_TOP,
90 				AGP_TOP, (dh_data->zfb_mc_base_addr +
91 						dh_data->zfb_size_in_byte - 1) >> 24);
92 		break;
93 	case FRAME_BUFFER_MODE_LOCAL_ONLY:
94 		/*Should not touch FB LOCATION (should be done by VBIOS)*/
95 
96 		/*This field defines the 24 MSBs, bits [47:24] of the 48 bit AGP Base*/
97 		REG_UPDATE(DCN_VM_AGP_BASE,
98 				AGP_BASE, 0);
99 
100 		/*This field defines the bottom range of the AGP aperture and represents the 24*/
101 		/*MSBs, bits [47:24] of the 48 address bits*/
102 		REG_UPDATE(DCN_VM_AGP_BOT,
103 				AGP_BOT, 0xFFFFFF);
104 
105 		/*This field defines the top range of the AGP aperture and represents the 24*/
106 		/*MSBs, bits [47:24] of the 48 address bits*/
107 		REG_UPDATE(DCN_VM_AGP_TOP,
108 				AGP_TOP, 0);
109 		break;
110 	default:
111 		break;
112 	}
113 
114 	dh_data->dchub_initialzied = true;
115 	dh_data->dchub_info_valid = false;
116 }
117 
118 void hubp2_set_vm_system_aperture_settings(struct hubp *hubp,
119 		struct vm_system_aperture_param *apt)
120 {
121 	struct dcn20_hubp *hubp2 = TO_DCN20_HUBP(hubp);
122 
123 	PHYSICAL_ADDRESS_LOC mc_vm_apt_default;
124 	PHYSICAL_ADDRESS_LOC mc_vm_apt_low;
125 	PHYSICAL_ADDRESS_LOC mc_vm_apt_high;
126 
127 	// The format of default addr is 48:12 of the 48 bit addr
128 	mc_vm_apt_default.quad_part = apt->sys_default.quad_part >> 12;
129 
130 	// The format of high/low are 48:18 of the 48 bit addr
131 	mc_vm_apt_low.quad_part = apt->sys_low.quad_part >> 18;
132 	mc_vm_apt_high.quad_part = apt->sys_high.quad_part >> 18;
133 
134 	REG_UPDATE_2(DCN_VM_SYSTEM_APERTURE_DEFAULT_ADDR_MSB,
135 		DCN_VM_SYSTEM_APERTURE_DEFAULT_SYSTEM, 1, /* 1 = system physical memory */
136 		DCN_VM_SYSTEM_APERTURE_DEFAULT_ADDR_MSB, mc_vm_apt_default.high_part);
137 
138 	REG_SET(DCN_VM_SYSTEM_APERTURE_DEFAULT_ADDR_LSB, 0,
139 			DCN_VM_SYSTEM_APERTURE_DEFAULT_ADDR_LSB, mc_vm_apt_default.low_part);
140 
141 	REG_SET(DCN_VM_SYSTEM_APERTURE_LOW_ADDR, 0,
142 			MC_VM_SYSTEM_APERTURE_LOW_ADDR, mc_vm_apt_low.quad_part);
143 
144 	REG_SET(DCN_VM_SYSTEM_APERTURE_HIGH_ADDR, 0,
145 			MC_VM_SYSTEM_APERTURE_HIGH_ADDR, mc_vm_apt_high.quad_part);
146 
147 	REG_SET_2(DCN_VM_MX_L1_TLB_CNTL, 0,
148 			ENABLE_L1_TLB, 1,
149 			SYSTEM_ACCESS_MODE, 0x3);
150 }
151 
152 void hubp2_program_deadline(
153 		struct hubp *hubp,
154 		struct _vcs_dpi_display_dlg_regs_st *dlg_attr,
155 		struct _vcs_dpi_display_ttu_regs_st *ttu_attr)
156 {
157 	struct dcn20_hubp *hubp2 = TO_DCN20_HUBP(hubp);
158 
159 	hubp1_program_deadline(hubp, dlg_attr, ttu_attr);
160 
161 	REG_SET(FLIP_PARAMETERS_1, 0,
162 		REFCYC_PER_PTE_GROUP_FLIP_L, dlg_attr->refcyc_per_pte_group_flip_l);
163 }
164 
165 void hubp2_vready_at_or_After_vsync(struct hubp *hubp,
166 		struct _vcs_dpi_display_pipe_dest_params_st *pipe_dest)
167 {
168 	uint32_t value = 0;
169 	struct dcn20_hubp *hubp2 = TO_DCN20_HUBP(hubp);
170 	/* disable_dlg_test_mode Set 9th bit to 1 to disable "dv" mode */
171 	REG_WRITE(HUBPREQ_DEBUG_DB, 1 << 8);
172 	/*
173 	if (VSTARTUP_START - (VREADY_OFFSET+VUPDATE_WIDTH+VUPDATE_OFFSET)/htotal)
174 	<= OTG_V_BLANK_END
175 		Set HUBP_VREADY_AT_OR_AFTER_VSYNC = 1
176 	else
177 		Set HUBP_VREADY_AT_OR_AFTER_VSYNC = 0
178 	*/
179 	if ((pipe_dest->vstartup_start - (pipe_dest->vready_offset+pipe_dest->vupdate_width
180 		+ pipe_dest->vupdate_offset) / pipe_dest->htotal) <= pipe_dest->vblank_end) {
181 		value = 1;
182 	} else
183 		value = 0;
184 	REG_UPDATE(DCHUBP_CNTL, HUBP_VREADY_AT_OR_AFTER_VSYNC, value);
185 }
186 
187 static void hubp2_setup(
188 		struct hubp *hubp,
189 		struct _vcs_dpi_display_dlg_regs_st *dlg_attr,
190 		struct _vcs_dpi_display_ttu_regs_st *ttu_attr,
191 		struct _vcs_dpi_display_rq_regs_st *rq_regs,
192 		struct _vcs_dpi_display_pipe_dest_params_st *pipe_dest)
193 {
194 	/* otg is locked when this func is called. Register are double buffered.
195 	 * disable the requestors is not needed
196 	 */
197 
198 	hubp2_vready_at_or_After_vsync(hubp, pipe_dest);
199 	hubp1_program_requestor(hubp, rq_regs);
200 	hubp2_program_deadline(hubp, dlg_attr, ttu_attr);
201 
202 }
203 
204 void hubp2_setup_interdependent(
205 		struct hubp *hubp,
206 		struct _vcs_dpi_display_dlg_regs_st *dlg_attr,
207 		struct _vcs_dpi_display_ttu_regs_st *ttu_attr)
208 {
209 	struct dcn20_hubp *hubp2 = TO_DCN20_HUBP(hubp);
210 
211 	REG_SET_2(PREFETCH_SETTINGS, 0,
212 			DST_Y_PREFETCH, dlg_attr->dst_y_prefetch,
213 			VRATIO_PREFETCH, dlg_attr->vratio_prefetch);
214 
215 	REG_SET(PREFETCH_SETTINGS_C, 0,
216 			VRATIO_PREFETCH_C, dlg_attr->vratio_prefetch_c);
217 
218 	REG_SET_2(VBLANK_PARAMETERS_0, 0,
219 		DST_Y_PER_VM_VBLANK, dlg_attr->dst_y_per_vm_vblank,
220 		DST_Y_PER_ROW_VBLANK, dlg_attr->dst_y_per_row_vblank);
221 
222 	REG_SET_2(FLIP_PARAMETERS_0, 0,
223 		DST_Y_PER_VM_FLIP, dlg_attr->dst_y_per_vm_flip,
224 		DST_Y_PER_ROW_FLIP, dlg_attr->dst_y_per_row_flip);
225 
226 	REG_SET(VBLANK_PARAMETERS_3, 0,
227 		REFCYC_PER_META_CHUNK_VBLANK_L, dlg_attr->refcyc_per_meta_chunk_vblank_l);
228 
229 	REG_SET(VBLANK_PARAMETERS_4, 0,
230 		REFCYC_PER_META_CHUNK_VBLANK_C, dlg_attr->refcyc_per_meta_chunk_vblank_c);
231 
232 	REG_SET(FLIP_PARAMETERS_2, 0,
233 		REFCYC_PER_META_CHUNK_FLIP_L, dlg_attr->refcyc_per_meta_chunk_flip_l);
234 
235 	REG_SET_2(PER_LINE_DELIVERY_PRE, 0,
236 		REFCYC_PER_LINE_DELIVERY_PRE_L, dlg_attr->refcyc_per_line_delivery_pre_l,
237 		REFCYC_PER_LINE_DELIVERY_PRE_C, dlg_attr->refcyc_per_line_delivery_pre_c);
238 
239 	REG_SET(DCN_SURF0_TTU_CNTL1, 0,
240 		REFCYC_PER_REQ_DELIVERY_PRE,
241 		ttu_attr->refcyc_per_req_delivery_pre_l);
242 	REG_SET(DCN_SURF1_TTU_CNTL1, 0,
243 		REFCYC_PER_REQ_DELIVERY_PRE,
244 		ttu_attr->refcyc_per_req_delivery_pre_c);
245 	REG_SET(DCN_CUR0_TTU_CNTL1, 0,
246 		REFCYC_PER_REQ_DELIVERY_PRE, ttu_attr->refcyc_per_req_delivery_pre_cur0);
247 	REG_SET(DCN_CUR1_TTU_CNTL1, 0,
248 		REFCYC_PER_REQ_DELIVERY_PRE, ttu_attr->refcyc_per_req_delivery_pre_cur1);
249 
250 	REG_SET_2(DCN_GLOBAL_TTU_CNTL, 0,
251 		MIN_TTU_VBLANK, ttu_attr->min_ttu_vblank,
252 		QoS_LEVEL_FLIP, ttu_attr->qos_level_flip);
253 }
254 
255 /* DCN2 (GFX10), the following GFX fields are deprecated. They can be set but they will not be used:
256  *	NUM_BANKS
257  *	NUM_SE
258  *	NUM_RB_PER_SE
259  *	RB_ALIGNED
260  * Other things can be defaulted, since they never change:
261  *	PIPE_ALIGNED = 0
262  *	META_LINEAR = 0
263  * In GFX10, only these apply:
264  *	PIPE_INTERLEAVE
265  *	NUM_PIPES
266  *	MAX_COMPRESSED_FRAGS
267  *	SW_MODE
268  */
269 static void hubp2_program_tiling(
270 	struct dcn20_hubp *hubp2,
271 	const union dc_tiling_info *info,
272 	const enum surface_pixel_format pixel_format)
273 {
274 	REG_UPDATE_3(DCSURF_ADDR_CONFIG,
275 			NUM_PIPES, log_2(info->gfx9.num_pipes),
276 			PIPE_INTERLEAVE, info->gfx9.pipe_interleave,
277 			MAX_COMPRESSED_FRAGS, log_2(info->gfx9.max_compressed_frags));
278 
279 	REG_UPDATE_4(DCSURF_TILING_CONFIG,
280 			SW_MODE, info->gfx9.swizzle,
281 			META_LINEAR, 0,
282 			RB_ALIGNED, 0,
283 			PIPE_ALIGNED, 0);
284 }
285 
286 void hubp2_program_surface_config(
287 	struct hubp *hubp,
288 	enum surface_pixel_format format,
289 	union dc_tiling_info *tiling_info,
290 	union plane_size *plane_size,
291 	enum dc_rotation_angle rotation,
292 	struct dc_plane_dcc_param *dcc,
293 	bool horizontal_mirror,
294 	unsigned int compat_level)
295 {
296 	struct dcn20_hubp *hubp2 = TO_DCN20_HUBP(hubp);
297 
298 	hubp1_dcc_control(hubp, dcc->enable, dcc->grph.independent_64b_blks);
299 	hubp2_program_tiling(hubp2, tiling_info, format);
300 	hubp1_program_size(hubp, format, plane_size, dcc);
301 	hubp1_program_rotation(hubp, rotation, horizontal_mirror);
302 	hubp1_program_pixel_format(hubp, format);
303 }
304 
305 enum cursor_lines_per_chunk hubp2_get_lines_per_chunk(
306 	unsigned int cursor_width,
307 	enum dc_cursor_color_format cursor_mode)
308 {
309 	enum cursor_lines_per_chunk line_per_chunk = CURSOR_LINE_PER_CHUNK_16;
310 
311 	if (cursor_mode == CURSOR_MODE_MONO)
312 		line_per_chunk = CURSOR_LINE_PER_CHUNK_16;
313 	else if (cursor_mode == CURSOR_MODE_COLOR_1BIT_AND ||
314 		 cursor_mode == CURSOR_MODE_COLOR_PRE_MULTIPLIED_ALPHA ||
315 		 cursor_mode == CURSOR_MODE_COLOR_UN_PRE_MULTIPLIED_ALPHA) {
316 		if (cursor_width >= 1   && cursor_width <= 32)
317 			line_per_chunk = CURSOR_LINE_PER_CHUNK_16;
318 		else if (cursor_width >= 33  && cursor_width <= 64)
319 			line_per_chunk = CURSOR_LINE_PER_CHUNK_8;
320 		else if (cursor_width >= 65  && cursor_width <= 128)
321 			line_per_chunk = CURSOR_LINE_PER_CHUNK_4;
322 		else if (cursor_width >= 129 && cursor_width <= 256)
323 			line_per_chunk = CURSOR_LINE_PER_CHUNK_2;
324 	} else if (cursor_mode == CURSOR_MODE_COLOR_64BIT_FP_PRE_MULTIPLIED ||
325 		   cursor_mode == CURSOR_MODE_COLOR_64BIT_FP_UN_PRE_MULTIPLIED) {
326 		if (cursor_width >= 1   && cursor_width <= 16)
327 			line_per_chunk = CURSOR_LINE_PER_CHUNK_16;
328 		else if (cursor_width >= 17  && cursor_width <= 32)
329 			line_per_chunk = CURSOR_LINE_PER_CHUNK_8;
330 		else if (cursor_width >= 33  && cursor_width <= 64)
331 			line_per_chunk = CURSOR_LINE_PER_CHUNK_4;
332 		else if (cursor_width >= 65 && cursor_width <= 128)
333 			line_per_chunk = CURSOR_LINE_PER_CHUNK_2;
334 		else if (cursor_width >= 129 && cursor_width <= 256)
335 			line_per_chunk = CURSOR_LINE_PER_CHUNK_1;
336 	}
337 
338 	return line_per_chunk;
339 }
340 
341 void hubp2_cursor_set_attributes(
342 		struct hubp *hubp,
343 		const struct dc_cursor_attributes *attr)
344 {
345 	struct dcn20_hubp *hubp2 = TO_DCN20_HUBP(hubp);
346 	enum cursor_pitch hw_pitch = hubp1_get_cursor_pitch(attr->pitch);
347 	enum cursor_lines_per_chunk lpc = hubp2_get_lines_per_chunk(
348 			attr->width, attr->color_format);
349 
350 	hubp->curs_attr = *attr;
351 
352 	REG_UPDATE(CURSOR_SURFACE_ADDRESS_HIGH,
353 			CURSOR_SURFACE_ADDRESS_HIGH, attr->address.high_part);
354 	REG_UPDATE(CURSOR_SURFACE_ADDRESS,
355 			CURSOR_SURFACE_ADDRESS, attr->address.low_part);
356 
357 	REG_UPDATE_2(CURSOR_SIZE,
358 			CURSOR_WIDTH, attr->width,
359 			CURSOR_HEIGHT, attr->height);
360 
361 	REG_UPDATE_4(CURSOR_CONTROL,
362 			CURSOR_MODE, attr->color_format,
363 			CURSOR_2X_MAGNIFY, attr->attribute_flags.bits.ENABLE_MAGNIFICATION,
364 			CURSOR_PITCH, hw_pitch,
365 			CURSOR_LINES_PER_CHUNK, lpc);
366 
367 	REG_SET_2(CURSOR_SETTINGS, 0,
368 			/* no shift of the cursor HDL schedule */
369 			CURSOR0_DST_Y_OFFSET, 0,
370 			 /* used to shift the cursor chunk request deadline */
371 			CURSOR0_CHUNK_HDL_ADJUST, 3);
372 }
373 
374 void hubp2_dmdata_set_attributes(
375 		struct hubp *hubp,
376 		const struct dc_dmdata_attributes *attr)
377 {
378 	struct dcn20_hubp *hubp2 = TO_DCN20_HUBP(hubp);
379 
380 	if (attr->dmdata_mode == DMDATA_HW_MODE) {
381 		/* set to HW mode */
382 		REG_UPDATE(DMDATA_CNTL,
383 				DMDATA_MODE, 1);
384 
385 		/* for DMDATA flip, need to use SURFACE_UPDATE_LOCK */
386 		REG_UPDATE(DCSURF_FLIP_CONTROL, SURFACE_UPDATE_LOCK, 1);
387 
388 		/* toggle DMDATA_UPDATED and set repeat and size */
389 		REG_UPDATE(DMDATA_CNTL,
390 				DMDATA_UPDATED, 0);
391 		REG_UPDATE_3(DMDATA_CNTL,
392 				DMDATA_UPDATED, 1,
393 				DMDATA_REPEAT, attr->dmdata_repeat,
394 				DMDATA_SIZE, attr->dmdata_size);
395 
396 		/* set DMDATA address */
397 		REG_WRITE(DMDATA_ADDRESS_LOW, attr->address.low_part);
398 		REG_UPDATE(DMDATA_ADDRESS_HIGH,
399 				DMDATA_ADDRESS_HIGH, attr->address.high_part);
400 
401 		REG_UPDATE(DCSURF_FLIP_CONTROL, SURFACE_UPDATE_LOCK, 0);
402 
403 	} else {
404 		/* set to SW mode before loading data */
405 		REG_SET(DMDATA_CNTL, 0,
406 				DMDATA_MODE, 0);
407 		/* toggle DMDATA_SW_UPDATED to start loading sequence */
408 		REG_UPDATE(DMDATA_SW_CNTL,
409 				DMDATA_SW_UPDATED, 0);
410 		REG_UPDATE_3(DMDATA_SW_CNTL,
411 				DMDATA_SW_UPDATED, 1,
412 				DMDATA_SW_REPEAT, attr->dmdata_repeat,
413 				DMDATA_SW_SIZE, attr->dmdata_size);
414 		/* load data into hubp dmdata buffer */
415 		hubp2_dmdata_load(hubp, attr->dmdata_size, attr->dmdata_sw_data);
416 	}
417 
418 	/* Note that DL_DELTA must be programmed if we want to use TTU mode */
419 	REG_SET_3(DMDATA_QOS_CNTL, 0,
420 			DMDATA_QOS_MODE, attr->dmdata_qos_mode,
421 			DMDATA_QOS_LEVEL, attr->dmdata_qos_level,
422 			DMDATA_DL_DELTA, attr->dmdata_dl_delta);
423 }
424 
425 void hubp2_dmdata_load(
426 		struct hubp *hubp,
427 		uint32_t dmdata_sw_size,
428 		const uint32_t *dmdata_sw_data)
429 {
430 	int i;
431 	struct dcn20_hubp *hubp2 = TO_DCN20_HUBP(hubp);
432 
433 	/* load dmdata into HUBP buffer in SW mode */
434 	for (i = 0; i < dmdata_sw_size / 4; i++)
435 		REG_WRITE(DMDATA_SW_DATA, dmdata_sw_data[i]);
436 }
437 
438 bool hubp2_dmdata_status_done(struct hubp *hubp)
439 {
440 	uint32_t status;
441 	struct dcn20_hubp *hubp2 = TO_DCN20_HUBP(hubp);
442 
443 	REG_GET(DMDATA_STATUS, DMDATA_DONE, &status);
444 	return (status == 1);
445 }
446 
447 bool hubp2_program_surface_flip_and_addr(
448 	struct hubp *hubp,
449 	const struct dc_plane_address *address,
450 	bool flip_immediate)
451 {
452 	struct dcn20_hubp *hubp2 = TO_DCN20_HUBP(hubp);
453 
454 	//program flip type
455 	REG_UPDATE(DCSURF_FLIP_CONTROL,
456 			SURFACE_FLIP_TYPE, flip_immediate);
457 
458 	// Program VMID reg
459 	REG_UPDATE(VMID_SETTINGS_0,
460 			VMID, address->vmid);
461 
462 	if (address->type == PLN_ADDR_TYPE_GRPH_STEREO) {
463 		REG_UPDATE(DCSURF_FLIP_CONTROL, SURFACE_FLIP_MODE_FOR_STEREOSYNC, 0x1);
464 		REG_UPDATE(DCSURF_FLIP_CONTROL, SURFACE_FLIP_IN_STEREOSYNC, 0x1);
465 
466 	} else {
467 		// turn off stereo if not in stereo
468 		REG_UPDATE(DCSURF_FLIP_CONTROL, SURFACE_FLIP_MODE_FOR_STEREOSYNC, 0x0);
469 		REG_UPDATE(DCSURF_FLIP_CONTROL, SURFACE_FLIP_IN_STEREOSYNC, 0x0);
470 	}
471 
472 
473 
474 	/* HW automatically latch rest of address register on write to
475 	 * DCSURF_PRIMARY_SURFACE_ADDRESS if SURFACE_UPDATE_LOCK is not used
476 	 *
477 	 * program high first and then the low addr, order matters!
478 	 */
479 	switch (address->type) {
480 	case PLN_ADDR_TYPE_GRAPHICS:
481 		/* DCN1.0 does not support const color
482 		 * TODO: program DCHUBBUB_RET_PATH_DCC_CFGx_0/1
483 		 * base on address->grph.dcc_const_color
484 		 * x = 0, 2, 4, 6 for pipe 0, 1, 2, 3 for rgb and luma
485 		 * x = 1, 3, 5, 7 for pipe 0, 1, 2, 3 for chroma
486 		 */
487 
488 		if (address->grph.addr.quad_part == 0)
489 			break;
490 
491 		REG_UPDATE_2(DCSURF_SURFACE_CONTROL,
492 				PRIMARY_SURFACE_TMZ, address->tmz_surface,
493 				PRIMARY_META_SURFACE_TMZ, address->tmz_surface);
494 
495 		if (address->grph.meta_addr.quad_part != 0) {
496 			REG_SET(DCSURF_PRIMARY_META_SURFACE_ADDRESS_HIGH, 0,
497 					PRIMARY_META_SURFACE_ADDRESS_HIGH,
498 					address->grph.meta_addr.high_part);
499 
500 			REG_SET(DCSURF_PRIMARY_META_SURFACE_ADDRESS, 0,
501 					PRIMARY_META_SURFACE_ADDRESS,
502 					address->grph.meta_addr.low_part);
503 		}
504 
505 		REG_SET(DCSURF_PRIMARY_SURFACE_ADDRESS_HIGH, 0,
506 				PRIMARY_SURFACE_ADDRESS_HIGH,
507 				address->grph.addr.high_part);
508 
509 		REG_SET(DCSURF_PRIMARY_SURFACE_ADDRESS, 0,
510 				PRIMARY_SURFACE_ADDRESS,
511 				address->grph.addr.low_part);
512 		break;
513 	case PLN_ADDR_TYPE_VIDEO_PROGRESSIVE:
514 		if (address->video_progressive.luma_addr.quad_part == 0
515 				|| address->video_progressive.chroma_addr.quad_part == 0)
516 			break;
517 
518 		REG_UPDATE_4(DCSURF_SURFACE_CONTROL,
519 				PRIMARY_SURFACE_TMZ, address->tmz_surface,
520 				PRIMARY_SURFACE_TMZ_C, address->tmz_surface,
521 				PRIMARY_META_SURFACE_TMZ, address->tmz_surface,
522 				PRIMARY_META_SURFACE_TMZ_C, address->tmz_surface);
523 
524 		if (address->video_progressive.luma_meta_addr.quad_part != 0) {
525 			REG_SET(DCSURF_PRIMARY_META_SURFACE_ADDRESS_HIGH_C, 0,
526 					PRIMARY_META_SURFACE_ADDRESS_HIGH_C,
527 					address->video_progressive.chroma_meta_addr.high_part);
528 
529 			REG_SET(DCSURF_PRIMARY_META_SURFACE_ADDRESS_C, 0,
530 					PRIMARY_META_SURFACE_ADDRESS_C,
531 					address->video_progressive.chroma_meta_addr.low_part);
532 
533 			REG_SET(DCSURF_PRIMARY_META_SURFACE_ADDRESS_HIGH, 0,
534 					PRIMARY_META_SURFACE_ADDRESS_HIGH,
535 					address->video_progressive.luma_meta_addr.high_part);
536 
537 			REG_SET(DCSURF_PRIMARY_META_SURFACE_ADDRESS, 0,
538 					PRIMARY_META_SURFACE_ADDRESS,
539 					address->video_progressive.luma_meta_addr.low_part);
540 		}
541 
542 		REG_SET(DCSURF_PRIMARY_SURFACE_ADDRESS_HIGH_C, 0,
543 				PRIMARY_SURFACE_ADDRESS_HIGH_C,
544 				address->video_progressive.chroma_addr.high_part);
545 
546 		REG_SET(DCSURF_PRIMARY_SURFACE_ADDRESS_C, 0,
547 				PRIMARY_SURFACE_ADDRESS_C,
548 				address->video_progressive.chroma_addr.low_part);
549 
550 		REG_SET(DCSURF_PRIMARY_SURFACE_ADDRESS_HIGH, 0,
551 				PRIMARY_SURFACE_ADDRESS_HIGH,
552 				address->video_progressive.luma_addr.high_part);
553 
554 		REG_SET(DCSURF_PRIMARY_SURFACE_ADDRESS, 0,
555 				PRIMARY_SURFACE_ADDRESS,
556 				address->video_progressive.luma_addr.low_part);
557 		break;
558 	case PLN_ADDR_TYPE_GRPH_STEREO:
559 		if (address->grph_stereo.left_addr.quad_part == 0)
560 			break;
561 		if (address->grph_stereo.right_addr.quad_part == 0)
562 			break;
563 
564 		REG_UPDATE_8(DCSURF_SURFACE_CONTROL,
565 				PRIMARY_SURFACE_TMZ, address->tmz_surface,
566 				PRIMARY_SURFACE_TMZ_C, address->tmz_surface,
567 				PRIMARY_META_SURFACE_TMZ, address->tmz_surface,
568 				PRIMARY_META_SURFACE_TMZ_C, address->tmz_surface,
569 				SECONDARY_SURFACE_TMZ, address->tmz_surface,
570 				SECONDARY_SURFACE_TMZ_C, address->tmz_surface,
571 				SECONDARY_META_SURFACE_TMZ, address->tmz_surface,
572 				SECONDARY_META_SURFACE_TMZ_C, address->tmz_surface);
573 
574 		if (address->grph_stereo.right_meta_addr.quad_part != 0) {
575 
576 			REG_SET(DCSURF_SECONDARY_META_SURFACE_ADDRESS_HIGH, 0,
577 					SECONDARY_META_SURFACE_ADDRESS_HIGH,
578 					address->grph_stereo.right_meta_addr.high_part);
579 
580 			REG_SET(DCSURF_SECONDARY_META_SURFACE_ADDRESS, 0,
581 					SECONDARY_META_SURFACE_ADDRESS,
582 					address->grph_stereo.right_meta_addr.low_part);
583 		}
584 		if (address->grph_stereo.left_meta_addr.quad_part != 0) {
585 
586 			REG_SET(DCSURF_PRIMARY_META_SURFACE_ADDRESS_HIGH, 0,
587 					PRIMARY_META_SURFACE_ADDRESS_HIGH,
588 					address->grph_stereo.left_meta_addr.high_part);
589 
590 			REG_SET(DCSURF_PRIMARY_META_SURFACE_ADDRESS, 0,
591 					PRIMARY_META_SURFACE_ADDRESS,
592 					address->grph_stereo.left_meta_addr.low_part);
593 		}
594 
595 		REG_SET(DCSURF_SECONDARY_SURFACE_ADDRESS_HIGH, 0,
596 				SECONDARY_SURFACE_ADDRESS_HIGH,
597 				address->grph_stereo.right_addr.high_part);
598 
599 		REG_SET(DCSURF_SECONDARY_SURFACE_ADDRESS, 0,
600 				SECONDARY_SURFACE_ADDRESS,
601 				address->grph_stereo.right_addr.low_part);
602 
603 		REG_SET(DCSURF_PRIMARY_SURFACE_ADDRESS_HIGH, 0,
604 				PRIMARY_SURFACE_ADDRESS_HIGH,
605 				address->grph_stereo.left_addr.high_part);
606 
607 		REG_SET(DCSURF_PRIMARY_SURFACE_ADDRESS, 0,
608 				PRIMARY_SURFACE_ADDRESS,
609 				address->grph_stereo.left_addr.low_part);
610 		break;
611 	default:
612 		BREAK_TO_DEBUGGER();
613 		break;
614 	}
615 
616 	hubp->request_address = *address;
617 
618 	return true;
619 }
620 
621 void hubp2_enable_triplebuffer(
622 	struct hubp *hubp,
623 	bool enable)
624 {
625 	struct dcn20_hubp *hubp2 = TO_DCN20_HUBP(hubp);
626 	uint32_t triple_buffer_en = 0;
627 	bool tri_buffer_en;
628 
629 	REG_GET(DCSURF_FLIP_CONTROL2, SURFACE_TRIPLE_BUFFER_ENABLE, &triple_buffer_en);
630 	tri_buffer_en = (triple_buffer_en == 1);
631 	if (tri_buffer_en != enable) {
632 		REG_UPDATE(DCSURF_FLIP_CONTROL2,
633 			SURFACE_TRIPLE_BUFFER_ENABLE, enable ? DC_TRIPLEBUFFER_ENABLE : DC_TRIPLEBUFFER_DISABLE);
634 	}
635 }
636 
637 bool hubp2_is_triplebuffer_enabled(
638 	struct hubp *hubp)
639 {
640 	struct dcn20_hubp *hubp2 = TO_DCN20_HUBP(hubp);
641 	uint32_t triple_buffer_en = 0;
642 
643 	REG_GET(DCSURF_FLIP_CONTROL2, SURFACE_TRIPLE_BUFFER_ENABLE, &triple_buffer_en);
644 
645 	return (bool)triple_buffer_en;
646 }
647 
648 void hubp2_set_flip_control_surface_gsl(struct hubp *hubp, bool enable)
649 {
650 	struct dcn20_hubp *hubp2 = TO_DCN20_HUBP(hubp);
651 
652 	REG_UPDATE(DCSURF_FLIP_CONTROL2, SURFACE_GSL_ENABLE, enable ? 1 : 0);
653 }
654 
655 static struct hubp_funcs dcn20_hubp_funcs = {
656 	.hubp_enable_tripleBuffer = hubp2_enable_triplebuffer,
657 	.hubp_is_triplebuffer_enabled = hubp2_is_triplebuffer_enabled,
658 	.hubp_program_surface_flip_and_addr = hubp2_program_surface_flip_and_addr,
659 	.hubp_program_surface_config = hubp2_program_surface_config,
660 	.hubp_is_flip_pending = hubp1_is_flip_pending,
661 	.hubp_setup = hubp2_setup,
662 	.hubp_setup_interdependent = hubp2_setup_interdependent,
663 	.hubp_set_vm_system_aperture_settings = hubp2_set_vm_system_aperture_settings,
664 	.set_blank = hubp1_set_blank,
665 	.dcc_control = hubp1_dcc_control,
666 	.hubp_update_dchub = hubp2_update_dchub,
667 	.mem_program_viewport = min_set_viewport,
668 	.set_cursor_attributes	= hubp2_cursor_set_attributes,
669 	.set_cursor_position	= hubp1_cursor_set_position,
670 	.hubp_clk_cntl = hubp1_clk_cntl,
671 	.hubp_vtg_sel = hubp1_vtg_sel,
672 	.dmdata_set_attributes = hubp2_dmdata_set_attributes,
673 	.dmdata_load = hubp2_dmdata_load,
674 	.dmdata_status_done = hubp2_dmdata_status_done,
675 	.hubp_read_state = hubp1_read_state,
676 	.hubp_clear_underflow = hubp1_clear_underflow,
677 	.hubp_set_flip_control_surface_gsl = hubp2_set_flip_control_surface_gsl,
678 	.hubp_init = hubp1_init,
679 };
680 
681 
682 bool hubp2_construct(
683 	struct dcn20_hubp *hubp2,
684 	struct dc_context *ctx,
685 	uint32_t inst,
686 	const struct dcn_hubp2_registers *hubp_regs,
687 	const struct dcn_hubp2_shift *hubp_shift,
688 	const struct dcn_hubp2_mask *hubp_mask)
689 {
690 	hubp2->base.funcs = &dcn20_hubp_funcs;
691 	hubp2->base.ctx = ctx;
692 	hubp2->hubp_regs = hubp_regs;
693 	hubp2->hubp_shift = hubp_shift;
694 	hubp2->hubp_mask = hubp_mask;
695 	hubp2->base.inst = inst;
696 	hubp2->base.opp_id = OPP_ID_INVALID;
697 	hubp2->base.mpcc_id = 0xf;
698 
699 	return true;
700 }
701