1/*
2 * Copyright 2020 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 "dcn30_hubp.h"
27
28#include "dm_services.h"
29#include "dce_calcs.h"
30#include "reg_helper.h"
31#include "basics/conversion.h"
32#include "dcn20/dcn20_hubp.h"
33#include "dcn21/dcn21_hubp.h"
34
35#define REG(reg)\
36	hubp2->hubp_regs->reg
37
38#define CTX \
39	hubp2->base.ctx
40
41#undef FN
42#define FN(reg_name, field_name) \
43	hubp2->hubp_shift->field_name, hubp2->hubp_mask->field_name
44
45void hubp3_set_vm_system_aperture_settings(struct hubp *hubp,
46		struct vm_system_aperture_param *apt)
47{
48	struct dcn20_hubp *hubp2 = TO_DCN20_HUBP(hubp);
49
50	PHYSICAL_ADDRESS_LOC mc_vm_apt_low;
51	PHYSICAL_ADDRESS_LOC mc_vm_apt_high;
52
53	// The format of high/low are 48:18 of the 48 bit addr
54	mc_vm_apt_low.quad_part = apt->sys_low.quad_part >> 18;
55	mc_vm_apt_high.quad_part = apt->sys_high.quad_part >> 18;
56
57	REG_SET(DCN_VM_SYSTEM_APERTURE_LOW_ADDR, 0,
58			MC_VM_SYSTEM_APERTURE_LOW_ADDR, mc_vm_apt_low.quad_part);
59
60	REG_SET(DCN_VM_SYSTEM_APERTURE_HIGH_ADDR, 0,
61			MC_VM_SYSTEM_APERTURE_HIGH_ADDR, mc_vm_apt_high.quad_part);
62
63	REG_SET_2(DCN_VM_MX_L1_TLB_CNTL, 0,
64			ENABLE_L1_TLB, 1,
65			SYSTEM_ACCESS_MODE, 0x3);
66}
67
68bool hubp3_program_surface_flip_and_addr(
69	struct hubp *hubp,
70	const struct dc_plane_address *address,
71	bool flip_immediate)
72{
73	struct dcn20_hubp *hubp2 = TO_DCN20_HUBP(hubp);
74
75	//program flip type
76	REG_UPDATE(DCSURF_FLIP_CONTROL,
77			SURFACE_FLIP_TYPE, flip_immediate);
78
79	// Program VMID reg
80	if (flip_immediate == 0)
81		REG_UPDATE(VMID_SETTINGS_0,
82			VMID, address->vmid);
83
84	if (address->type == PLN_ADDR_TYPE_GRPH_STEREO) {
85		REG_UPDATE(DCSURF_FLIP_CONTROL, SURFACE_FLIP_MODE_FOR_STEREOSYNC, 0);
86		REG_UPDATE(DCSURF_FLIP_CONTROL, SURFACE_FLIP_IN_STEREOSYNC, 0x1);
87
88	} else {
89		// turn off stereo if not in stereo
90		REG_UPDATE(DCSURF_FLIP_CONTROL, SURFACE_FLIP_MODE_FOR_STEREOSYNC, 0x0);
91		REG_UPDATE(DCSURF_FLIP_CONTROL, SURFACE_FLIP_IN_STEREOSYNC, 0x0);
92	}
93
94	/* HW automatically latch rest of address register on write to
95	 * DCSURF_PRIMARY_SURFACE_ADDRESS if SURFACE_UPDATE_LOCK is not used
96	 *
97	 * program high first and then the low addr, order matters!
98	 */
99	switch (address->type) {
100	case PLN_ADDR_TYPE_GRAPHICS:
101		/* DCN1.0 does not support const color
102		 * TODO: program DCHUBBUB_RET_PATH_DCC_CFGx_0/1
103		 * base on address->grph.dcc_const_color
104		 * x = 0, 2, 4, 6 for pipe 0, 1, 2, 3 for rgb and luma
105		 * x = 1, 3, 5, 7 for pipe 0, 1, 2, 3 for chroma
106		 */
107
108		if (address->grph.addr.quad_part == 0)
109			break;
110
111		REG_UPDATE_2(DCSURF_SURFACE_CONTROL,
112				PRIMARY_SURFACE_TMZ, address->tmz_surface,
113				PRIMARY_META_SURFACE_TMZ, address->tmz_surface);
114
115		if (address->grph.meta_addr.quad_part != 0) {
116			REG_SET(DCSURF_PRIMARY_META_SURFACE_ADDRESS_HIGH, 0,
117					PRIMARY_META_SURFACE_ADDRESS_HIGH,
118					address->grph.meta_addr.high_part);
119
120			REG_SET(DCSURF_PRIMARY_META_SURFACE_ADDRESS, 0,
121					PRIMARY_META_SURFACE_ADDRESS,
122					address->grph.meta_addr.low_part);
123		}
124
125		REG_SET(DCSURF_PRIMARY_SURFACE_ADDRESS_HIGH, 0,
126				PRIMARY_SURFACE_ADDRESS_HIGH,
127				address->grph.addr.high_part);
128
129		REG_SET(DCSURF_PRIMARY_SURFACE_ADDRESS, 0,
130				PRIMARY_SURFACE_ADDRESS,
131				address->grph.addr.low_part);
132		break;
133	case PLN_ADDR_TYPE_VIDEO_PROGRESSIVE:
134		if (address->video_progressive.luma_addr.quad_part == 0
135				|| address->video_progressive.chroma_addr.quad_part == 0)
136			break;
137
138		REG_UPDATE_4(DCSURF_SURFACE_CONTROL,
139				PRIMARY_SURFACE_TMZ, address->tmz_surface,
140				PRIMARY_SURFACE_TMZ_C, address->tmz_surface,
141				PRIMARY_META_SURFACE_TMZ, address->tmz_surface,
142				PRIMARY_META_SURFACE_TMZ_C, address->tmz_surface);
143
144		if (address->video_progressive.luma_meta_addr.quad_part != 0) {
145			REG_SET(DCSURF_PRIMARY_META_SURFACE_ADDRESS_HIGH_C, 0,
146					PRIMARY_META_SURFACE_ADDRESS_HIGH_C,
147					address->video_progressive.chroma_meta_addr.high_part);
148
149			REG_SET(DCSURF_PRIMARY_META_SURFACE_ADDRESS_C, 0,
150					PRIMARY_META_SURFACE_ADDRESS_C,
151					address->video_progressive.chroma_meta_addr.low_part);
152
153			REG_SET(DCSURF_PRIMARY_META_SURFACE_ADDRESS_HIGH, 0,
154					PRIMARY_META_SURFACE_ADDRESS_HIGH,
155					address->video_progressive.luma_meta_addr.high_part);
156
157			REG_SET(DCSURF_PRIMARY_META_SURFACE_ADDRESS, 0,
158					PRIMARY_META_SURFACE_ADDRESS,
159					address->video_progressive.luma_meta_addr.low_part);
160		}
161
162		REG_SET(DCSURF_PRIMARY_SURFACE_ADDRESS_HIGH_C, 0,
163				PRIMARY_SURFACE_ADDRESS_HIGH_C,
164				address->video_progressive.chroma_addr.high_part);
165
166		REG_SET(DCSURF_PRIMARY_SURFACE_ADDRESS_C, 0,
167				PRIMARY_SURFACE_ADDRESS_C,
168				address->video_progressive.chroma_addr.low_part);
169
170		REG_SET(DCSURF_PRIMARY_SURFACE_ADDRESS_HIGH, 0,
171				PRIMARY_SURFACE_ADDRESS_HIGH,
172				address->video_progressive.luma_addr.high_part);
173
174		REG_SET(DCSURF_PRIMARY_SURFACE_ADDRESS, 0,
175				PRIMARY_SURFACE_ADDRESS,
176				address->video_progressive.luma_addr.low_part);
177		break;
178	case PLN_ADDR_TYPE_GRPH_STEREO:
179		if (address->grph_stereo.left_addr.quad_part == 0)
180			break;
181		if (address->grph_stereo.right_addr.quad_part == 0)
182			break;
183
184		REG_UPDATE_8(DCSURF_SURFACE_CONTROL,
185				PRIMARY_SURFACE_TMZ, address->tmz_surface,
186				PRIMARY_SURFACE_TMZ_C, address->tmz_surface,
187				PRIMARY_META_SURFACE_TMZ, address->tmz_surface,
188				PRIMARY_META_SURFACE_TMZ_C, address->tmz_surface,
189				SECONDARY_SURFACE_TMZ, address->tmz_surface,
190				SECONDARY_SURFACE_TMZ_C, address->tmz_surface,
191				SECONDARY_META_SURFACE_TMZ, address->tmz_surface,
192				SECONDARY_META_SURFACE_TMZ_C, address->tmz_surface);
193
194		if (address->grph_stereo.right_meta_addr.quad_part != 0) {
195
196			REG_SET(DCSURF_SECONDARY_META_SURFACE_ADDRESS_HIGH_C, 0,
197				SECONDARY_META_SURFACE_ADDRESS_HIGH_C,
198				address->grph_stereo.right_alpha_meta_addr.high_part);
199
200			REG_SET(DCSURF_SECONDARY_META_SURFACE_ADDRESS_C, 0,
201				SECONDARY_META_SURFACE_ADDRESS_C,
202				address->grph_stereo.right_alpha_meta_addr.low_part);
203
204			REG_SET(DCSURF_SECONDARY_META_SURFACE_ADDRESS_HIGH, 0,
205					SECONDARY_META_SURFACE_ADDRESS_HIGH,
206					address->grph_stereo.right_meta_addr.high_part);
207
208			REG_SET(DCSURF_SECONDARY_META_SURFACE_ADDRESS, 0,
209					SECONDARY_META_SURFACE_ADDRESS,
210					address->grph_stereo.right_meta_addr.low_part);
211		}
212		if (address->grph_stereo.left_meta_addr.quad_part != 0) {
213
214			REG_SET(DCSURF_PRIMARY_META_SURFACE_ADDRESS_HIGH_C, 0,
215				PRIMARY_META_SURFACE_ADDRESS_HIGH_C,
216				address->grph_stereo.left_alpha_meta_addr.high_part);
217
218			REG_SET(DCSURF_PRIMARY_META_SURFACE_ADDRESS_C, 0,
219				PRIMARY_META_SURFACE_ADDRESS_C,
220				address->grph_stereo.left_alpha_meta_addr.low_part);
221
222			REG_SET(DCSURF_PRIMARY_META_SURFACE_ADDRESS_HIGH, 0,
223					PRIMARY_META_SURFACE_ADDRESS_HIGH,
224					address->grph_stereo.left_meta_addr.high_part);
225
226			REG_SET(DCSURF_PRIMARY_META_SURFACE_ADDRESS, 0,
227					PRIMARY_META_SURFACE_ADDRESS,
228					address->grph_stereo.left_meta_addr.low_part);
229		}
230
231		REG_SET(DCSURF_SECONDARY_SURFACE_ADDRESS_HIGH_C, 0,
232				SECONDARY_SURFACE_ADDRESS_HIGH_C,
233				address->grph_stereo.right_alpha_addr.high_part);
234
235		REG_SET(DCSURF_SECONDARY_SURFACE_ADDRESS_C, 0,
236				SECONDARY_SURFACE_ADDRESS_C,
237				address->grph_stereo.right_alpha_addr.low_part);
238
239		REG_SET(DCSURF_SECONDARY_SURFACE_ADDRESS_HIGH, 0,
240				SECONDARY_SURFACE_ADDRESS_HIGH,
241				address->grph_stereo.right_addr.high_part);
242
243		REG_SET(DCSURF_SECONDARY_SURFACE_ADDRESS, 0,
244				SECONDARY_SURFACE_ADDRESS,
245				address->grph_stereo.right_addr.low_part);
246
247		REG_SET(DCSURF_PRIMARY_SURFACE_ADDRESS_HIGH_C, 0,
248				PRIMARY_SURFACE_ADDRESS_HIGH_C,
249				address->grph_stereo.left_alpha_addr.high_part);
250
251		REG_SET(DCSURF_PRIMARY_SURFACE_ADDRESS_C, 0,
252				PRIMARY_SURFACE_ADDRESS_C,
253				address->grph_stereo.left_alpha_addr.low_part);
254
255		REG_SET(DCSURF_PRIMARY_SURFACE_ADDRESS_HIGH, 0,
256				PRIMARY_SURFACE_ADDRESS_HIGH,
257				address->grph_stereo.left_addr.high_part);
258
259		REG_SET(DCSURF_PRIMARY_SURFACE_ADDRESS, 0,
260				PRIMARY_SURFACE_ADDRESS,
261				address->grph_stereo.left_addr.low_part);
262		break;
263	case PLN_ADDR_TYPE_RGBEA:
264		if (address->rgbea.addr.quad_part == 0
265				|| address->rgbea.alpha_addr.quad_part == 0)
266			break;
267
268		REG_UPDATE_4(DCSURF_SURFACE_CONTROL,
269				PRIMARY_SURFACE_TMZ, address->tmz_surface,
270				PRIMARY_SURFACE_TMZ_C, address->tmz_surface,
271				PRIMARY_META_SURFACE_TMZ, address->tmz_surface,
272				PRIMARY_META_SURFACE_TMZ_C, address->tmz_surface);
273
274		if (address->rgbea.meta_addr.quad_part != 0) {
275
276			REG_SET(DCSURF_PRIMARY_META_SURFACE_ADDRESS_HIGH_C, 0,
277					PRIMARY_META_SURFACE_ADDRESS_HIGH_C,
278					address->rgbea.alpha_meta_addr.high_part);
279
280			REG_SET(DCSURF_PRIMARY_META_SURFACE_ADDRESS_C, 0,
281					PRIMARY_META_SURFACE_ADDRESS_C,
282					address->rgbea.alpha_meta_addr.low_part);
283
284			REG_SET(DCSURF_PRIMARY_META_SURFACE_ADDRESS_HIGH, 0,
285					PRIMARY_META_SURFACE_ADDRESS_HIGH,
286					address->rgbea.meta_addr.high_part);
287
288			REG_SET(DCSURF_PRIMARY_META_SURFACE_ADDRESS, 0,
289					PRIMARY_META_SURFACE_ADDRESS,
290					address->rgbea.meta_addr.low_part);
291		}
292
293		REG_SET(DCSURF_PRIMARY_SURFACE_ADDRESS_HIGH_C, 0,
294				PRIMARY_SURFACE_ADDRESS_HIGH_C,
295				address->rgbea.alpha_addr.high_part);
296
297		REG_SET(DCSURF_PRIMARY_SURFACE_ADDRESS_C, 0,
298				PRIMARY_SURFACE_ADDRESS_C,
299				address->rgbea.alpha_addr.low_part);
300
301		REG_SET(DCSURF_PRIMARY_SURFACE_ADDRESS_HIGH, 0,
302				PRIMARY_SURFACE_ADDRESS_HIGH,
303				address->rgbea.addr.high_part);
304
305		REG_SET(DCSURF_PRIMARY_SURFACE_ADDRESS, 0,
306				PRIMARY_SURFACE_ADDRESS,
307				address->rgbea.addr.low_part);
308		break;
309	default:
310		BREAK_TO_DEBUGGER();
311		break;
312	}
313
314	hubp->request_address = *address;
315
316	return true;
317}
318
319void hubp3_program_tiling(
320	struct dcn20_hubp *hubp2,
321	const union dc_tiling_info *info,
322	const enum surface_pixel_format pixel_format)
323{
324	REG_UPDATE_4(DCSURF_ADDR_CONFIG,
325		NUM_PIPES, log_2(info->gfx9.num_pipes),
326		PIPE_INTERLEAVE, info->gfx9.pipe_interleave,
327		MAX_COMPRESSED_FRAGS, log_2(info->gfx9.max_compressed_frags),
328		NUM_PKRS, log_2(info->gfx9.num_pkrs));
329
330	REG_UPDATE_3(DCSURF_TILING_CONFIG,
331			SW_MODE, info->gfx9.swizzle,
332			META_LINEAR, info->gfx9.meta_linear,
333			PIPE_ALIGNED, info->gfx9.pipe_aligned);
334
335}
336
337void hubp3_dcc_control(struct hubp *hubp, bool enable,
338		enum hubp_ind_block_size blk_size)
339{
340	uint32_t dcc_en = enable ? 1 : 0;
341	struct dcn20_hubp *hubp2 = TO_DCN20_HUBP(hubp);
342
343	REG_UPDATE_4(DCSURF_SURFACE_CONTROL,
344			PRIMARY_SURFACE_DCC_EN, dcc_en,
345			PRIMARY_SURFACE_DCC_IND_BLK, blk_size,
346			SECONDARY_SURFACE_DCC_EN, dcc_en,
347			SECONDARY_SURFACE_DCC_IND_BLK, blk_size);
348}
349
350void hubp3_dcc_control_sienna_cichlid(struct hubp *hubp,
351		struct dc_plane_dcc_param *dcc)
352{
353	struct dcn20_hubp *hubp2 = TO_DCN20_HUBP(hubp);
354
355	REG_UPDATE_6(DCSURF_SURFACE_CONTROL,
356		PRIMARY_SURFACE_DCC_EN, dcc->enable,
357		PRIMARY_SURFACE_DCC_IND_BLK, dcc->dcc_ind_blk,
358		PRIMARY_SURFACE_DCC_IND_BLK_C, dcc->dcc_ind_blk_c,
359		SECONDARY_SURFACE_DCC_EN, dcc->enable,
360		SECONDARY_SURFACE_DCC_IND_BLK, dcc->dcc_ind_blk,
361		SECONDARY_SURFACE_DCC_IND_BLK_C, dcc->dcc_ind_blk_c);
362}
363
364void hubp3_dmdata_set_attributes(
365		struct hubp *hubp,
366		const struct dc_dmdata_attributes *attr)
367{
368	struct dcn20_hubp *hubp2 = TO_DCN20_HUBP(hubp);
369
370	/*always HW mode */
371	REG_UPDATE(DMDATA_CNTL,
372			DMDATA_MODE, 1);
373
374	/* for DMDATA flip, need to use SURFACE_UPDATE_LOCK */
375	REG_UPDATE(DCSURF_FLIP_CONTROL, SURFACE_UPDATE_LOCK, 1);
376
377	/* toggle DMDATA_UPDATED and set repeat and size */
378	REG_UPDATE(DMDATA_CNTL,
379			DMDATA_UPDATED, 0);
380	REG_UPDATE_3(DMDATA_CNTL,
381			DMDATA_UPDATED, 1,
382			DMDATA_REPEAT, attr->dmdata_repeat,
383			DMDATA_SIZE, attr->dmdata_size);
384
385	/* set DMDATA address */
386	REG_WRITE(DMDATA_ADDRESS_LOW, attr->address.low_part);
387	REG_UPDATE(DMDATA_ADDRESS_HIGH,
388			DMDATA_ADDRESS_HIGH, attr->address.high_part);
389
390	REG_UPDATE(DCSURF_FLIP_CONTROL, SURFACE_UPDATE_LOCK, 0);
391
392}
393
394
395void hubp3_program_surface_config(
396	struct hubp *hubp,
397	enum surface_pixel_format format,
398	union dc_tiling_info *tiling_info,
399	struct plane_size *plane_size,
400	enum dc_rotation_angle rotation,
401	struct dc_plane_dcc_param *dcc,
402	bool horizontal_mirror,
403	unsigned int compat_level)
404{
405	struct dcn20_hubp *hubp2 = TO_DCN20_HUBP(hubp);
406
407	hubp3_dcc_control_sienna_cichlid(hubp, dcc);
408	hubp3_program_tiling(hubp2, tiling_info, format);
409	hubp2_program_size(hubp, format, plane_size, dcc);
410	hubp2_program_rotation(hubp, rotation, horizontal_mirror);
411	hubp2_program_pixel_format(hubp, format);
412}
413
414static void hubp3_program_deadline(
415		struct hubp *hubp,
416		struct _vcs_dpi_display_dlg_regs_st *dlg_attr,
417		struct _vcs_dpi_display_ttu_regs_st *ttu_attr)
418{
419	struct dcn20_hubp *hubp2 = TO_DCN20_HUBP(hubp);
420
421	hubp2_program_deadline(hubp, dlg_attr, ttu_attr);
422	REG_UPDATE(DCN_DMDATA_VM_CNTL,
423			REFCYC_PER_VM_DMDATA, dlg_attr->refcyc_per_vm_dmdata);
424}
425
426void hubp3_read_state(struct hubp *hubp)
427{
428	struct dcn20_hubp *hubp2 = TO_DCN20_HUBP(hubp);
429	struct dcn_hubp_state *s = &hubp2->state;
430	struct _vcs_dpi_display_rq_regs_st *rq_regs = &s->rq_regs;
431
432	hubp2_read_state_common(hubp);
433
434	REG_GET_7(DCHUBP_REQ_SIZE_CONFIG,
435		CHUNK_SIZE, &rq_regs->rq_regs_l.chunk_size,
436		MIN_CHUNK_SIZE, &rq_regs->rq_regs_l.min_chunk_size,
437		META_CHUNK_SIZE, &rq_regs->rq_regs_l.meta_chunk_size,
438		MIN_META_CHUNK_SIZE, &rq_regs->rq_regs_l.min_meta_chunk_size,
439		DPTE_GROUP_SIZE, &rq_regs->rq_regs_l.dpte_group_size,
440		SWATH_HEIGHT, &rq_regs->rq_regs_l.swath_height,
441		PTE_ROW_HEIGHT_LINEAR, &rq_regs->rq_regs_l.pte_row_height_linear);
442
443	REG_GET_7(DCHUBP_REQ_SIZE_CONFIG_C,
444		CHUNK_SIZE_C, &rq_regs->rq_regs_c.chunk_size,
445		MIN_CHUNK_SIZE_C, &rq_regs->rq_regs_c.min_chunk_size,
446		META_CHUNK_SIZE_C, &rq_regs->rq_regs_c.meta_chunk_size,
447		MIN_META_CHUNK_SIZE_C, &rq_regs->rq_regs_c.min_meta_chunk_size,
448		DPTE_GROUP_SIZE_C, &rq_regs->rq_regs_c.dpte_group_size,
449		SWATH_HEIGHT_C, &rq_regs->rq_regs_c.swath_height,
450		PTE_ROW_HEIGHT_LINEAR_C, &rq_regs->rq_regs_c.pte_row_height_linear);
451
452	if (REG(UCLK_PSTATE_FORCE))
453		s->uclk_pstate_force = REG_READ(UCLK_PSTATE_FORCE);
454
455	if (REG(DCHUBP_CNTL))
456		s->hubp_cntl = REG_READ(DCHUBP_CNTL);
457
458	if (REG(DCSURF_FLIP_CONTROL))
459		s->flip_control = REG_READ(DCSURF_FLIP_CONTROL);
460
461}
462
463void hubp3_setup(
464		struct hubp *hubp,
465		struct _vcs_dpi_display_dlg_regs_st *dlg_attr,
466		struct _vcs_dpi_display_ttu_regs_st *ttu_attr,
467		struct _vcs_dpi_display_rq_regs_st *rq_regs,
468		struct _vcs_dpi_display_pipe_dest_params_st *pipe_dest)
469{
470	/* otg is locked when this func is called. Register are double buffered.
471	 * disable the requestors is not needed
472	 */
473	hubp2_vready_at_or_After_vsync(hubp, pipe_dest);
474	hubp21_program_requestor(hubp, rq_regs);
475	hubp3_program_deadline(hubp, dlg_attr, ttu_attr);
476}
477
478void hubp3_init(struct hubp *hubp)
479{
480	// DEDCN21-133: Inconsistent row starting line for flip between DPTE and Meta
481	// This is a chicken bit to enable the ECO fix.
482
483	struct dcn20_hubp *hubp2 = TO_DCN20_HUBP(hubp);
484	//hubp[i].HUBPREQ_DEBUG.HUBPREQ_DEBUG[26] = 1;
485	REG_WRITE(HUBPREQ_DEBUG, 1 << 26);
486}
487
488static struct hubp_funcs dcn30_hubp_funcs = {
489	.hubp_enable_tripleBuffer = hubp2_enable_triplebuffer,
490	.hubp_is_triplebuffer_enabled = hubp2_is_triplebuffer_enabled,
491	.hubp_program_surface_flip_and_addr = hubp3_program_surface_flip_and_addr,
492	.hubp_program_surface_config = hubp3_program_surface_config,
493	.hubp_is_flip_pending = hubp2_is_flip_pending,
494	.hubp_setup = hubp3_setup,
495	.hubp_setup_interdependent = hubp2_setup_interdependent,
496	.hubp_set_vm_system_aperture_settings = hubp3_set_vm_system_aperture_settings,
497	.set_blank = hubp2_set_blank,
498	.set_blank_regs = hubp2_set_blank_regs,
499	.dcc_control = hubp3_dcc_control,
500	.mem_program_viewport = min_set_viewport,
501	.set_cursor_attributes	= hubp2_cursor_set_attributes,
502	.set_cursor_position	= hubp2_cursor_set_position,
503	.hubp_clk_cntl = hubp2_clk_cntl,
504	.hubp_vtg_sel = hubp2_vtg_sel,
505	.dmdata_set_attributes = hubp3_dmdata_set_attributes,
506	.dmdata_load = hubp2_dmdata_load,
507	.dmdata_status_done = hubp2_dmdata_status_done,
508	.hubp_read_state = hubp3_read_state,
509	.hubp_clear_underflow = hubp2_clear_underflow,
510	.hubp_set_flip_control_surface_gsl = hubp2_set_flip_control_surface_gsl,
511	.hubp_init = hubp3_init,
512	.hubp_in_blank = hubp1_in_blank,
513	.hubp_soft_reset = hubp1_soft_reset,
514	.hubp_set_flip_int = hubp1_set_flip_int,
515};
516
517bool hubp3_construct(
518	struct dcn20_hubp *hubp2,
519	struct dc_context *ctx,
520	uint32_t inst,
521	const struct dcn_hubp2_registers *hubp_regs,
522	const struct dcn_hubp2_shift *hubp_shift,
523	const struct dcn_hubp2_mask *hubp_mask)
524{
525	hubp2->base.funcs = &dcn30_hubp_funcs;
526	hubp2->base.ctx = ctx;
527	hubp2->hubp_regs = hubp_regs;
528	hubp2->hubp_shift = hubp_shift;
529	hubp2->hubp_mask = hubp_mask;
530	hubp2->base.inst = inst;
531	hubp2->base.opp_id = OPP_ID_INVALID;
532	hubp2->base.mpcc_id = 0xf;
533
534	return true;
535}
536