1 /* Copyright (c) 2015-2018, The Linux Foundation. All rights reserved.
2  *
3  * This program is free software; you can redistribute it and/or modify
4  * it under the terms of the GNU General Public License version 2 and
5  * only version 2 as published by the Free Software Foundation.
6  *
7  * This program is distributed in the hope that it will be useful,
8  * but WITHOUT ANY WARRANTY; without even the implied warranty of
9  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
10  * GNU General Public License for more details.
11  */
12 
13 #include "dpu_hwio.h"
14 #include "dpu_hw_catalog.h"
15 #include "dpu_hw_lm.h"
16 #include "dpu_hw_sspp.h"
17 #include "dpu_kms.h"
18 
19 #define DPU_FETCH_CONFIG_RESET_VALUE   0x00000087
20 
21 /* DPU_SSPP_SRC */
22 #define SSPP_SRC_SIZE                      0x00
23 #define SSPP_SRC_XY                        0x08
24 #define SSPP_OUT_SIZE                      0x0c
25 #define SSPP_OUT_XY                        0x10
26 #define SSPP_SRC0_ADDR                     0x14
27 #define SSPP_SRC1_ADDR                     0x18
28 #define SSPP_SRC2_ADDR                     0x1C
29 #define SSPP_SRC3_ADDR                     0x20
30 #define SSPP_SRC_YSTRIDE0                  0x24
31 #define SSPP_SRC_YSTRIDE1                  0x28
32 #define SSPP_SRC_FORMAT                    0x30
33 #define SSPP_SRC_UNPACK_PATTERN            0x34
34 #define SSPP_SRC_OP_MODE                   0x38
35 
36 /* SSPP_MULTIRECT*/
37 #define SSPP_SRC_SIZE_REC1                 0x16C
38 #define SSPP_SRC_XY_REC1                   0x168
39 #define SSPP_OUT_SIZE_REC1                 0x160
40 #define SSPP_OUT_XY_REC1                   0x164
41 #define SSPP_SRC_FORMAT_REC1               0x174
42 #define SSPP_SRC_UNPACK_PATTERN_REC1       0x178
43 #define SSPP_SRC_OP_MODE_REC1              0x17C
44 #define SSPP_MULTIRECT_OPMODE              0x170
45 #define SSPP_SRC_CONSTANT_COLOR_REC1       0x180
46 #define SSPP_EXCL_REC_SIZE_REC1            0x184
47 #define SSPP_EXCL_REC_XY_REC1              0x188
48 
49 #define MDSS_MDP_OP_DEINTERLACE            BIT(22)
50 #define MDSS_MDP_OP_DEINTERLACE_ODD        BIT(23)
51 #define MDSS_MDP_OP_IGC_ROM_1              BIT(18)
52 #define MDSS_MDP_OP_IGC_ROM_0              BIT(17)
53 #define MDSS_MDP_OP_IGC_EN                 BIT(16)
54 #define MDSS_MDP_OP_FLIP_UD                BIT(14)
55 #define MDSS_MDP_OP_FLIP_LR                BIT(13)
56 #define MDSS_MDP_OP_BWC_EN                 BIT(0)
57 #define MDSS_MDP_OP_PE_OVERRIDE            BIT(31)
58 #define MDSS_MDP_OP_BWC_LOSSLESS           (0 << 1)
59 #define MDSS_MDP_OP_BWC_Q_HIGH             (1 << 1)
60 #define MDSS_MDP_OP_BWC_Q_MED              (2 << 1)
61 
62 #define SSPP_SRC_CONSTANT_COLOR            0x3c
63 #define SSPP_EXCL_REC_CTL                  0x40
64 #define SSPP_UBWC_STATIC_CTRL              0x44
65 #define SSPP_FETCH_CONFIG                  0x048
66 #define SSPP_DANGER_LUT                    0x60
67 #define SSPP_SAFE_LUT                      0x64
68 #define SSPP_CREQ_LUT                      0x68
69 #define SSPP_QOS_CTRL                      0x6C
70 #define SSPP_DECIMATION_CONFIG             0xB4
71 #define SSPP_SRC_ADDR_SW_STATUS            0x70
72 #define SSPP_CREQ_LUT_0                    0x74
73 #define SSPP_CREQ_LUT_1                    0x78
74 #define SSPP_SW_PIX_EXT_C0_LR              0x100
75 #define SSPP_SW_PIX_EXT_C0_TB              0x104
76 #define SSPP_SW_PIX_EXT_C0_REQ_PIXELS      0x108
77 #define SSPP_SW_PIX_EXT_C1C2_LR            0x110
78 #define SSPP_SW_PIX_EXT_C1C2_TB            0x114
79 #define SSPP_SW_PIX_EXT_C1C2_REQ_PIXELS    0x118
80 #define SSPP_SW_PIX_EXT_C3_LR              0x120
81 #define SSPP_SW_PIX_EXT_C3_TB              0x124
82 #define SSPP_SW_PIX_EXT_C3_REQ_PIXELS      0x128
83 #define SSPP_TRAFFIC_SHAPER                0x130
84 #define SSPP_CDP_CNTL                      0x134
85 #define SSPP_UBWC_ERROR_STATUS             0x138
86 #define SSPP_TRAFFIC_SHAPER_PREFILL        0x150
87 #define SSPP_TRAFFIC_SHAPER_REC1_PREFILL   0x154
88 #define SSPP_TRAFFIC_SHAPER_REC1           0x158
89 #define SSPP_EXCL_REC_SIZE                 0x1B4
90 #define SSPP_EXCL_REC_XY                   0x1B8
91 #define SSPP_VIG_OP_MODE                   0x0
92 #define SSPP_VIG_CSC_10_OP_MODE            0x0
93 #define SSPP_TRAFFIC_SHAPER_BPC_MAX        0xFF
94 
95 /* SSPP_QOS_CTRL */
96 #define SSPP_QOS_CTRL_VBLANK_EN            BIT(16)
97 #define SSPP_QOS_CTRL_DANGER_SAFE_EN       BIT(0)
98 #define SSPP_QOS_CTRL_DANGER_VBLANK_MASK   0x3
99 #define SSPP_QOS_CTRL_DANGER_VBLANK_OFF    4
100 #define SSPP_QOS_CTRL_CREQ_VBLANK_MASK     0x3
101 #define SSPP_QOS_CTRL_CREQ_VBLANK_OFF      20
102 
103 /* DPU_SSPP_SCALER_QSEED2 */
104 #define SCALE_CONFIG                       0x04
105 #define COMP0_3_PHASE_STEP_X               0x10
106 #define COMP0_3_PHASE_STEP_Y               0x14
107 #define COMP1_2_PHASE_STEP_X               0x18
108 #define COMP1_2_PHASE_STEP_Y               0x1c
109 #define COMP0_3_INIT_PHASE_X               0x20
110 #define COMP0_3_INIT_PHASE_Y               0x24
111 #define COMP1_2_INIT_PHASE_X               0x28
112 #define COMP1_2_INIT_PHASE_Y               0x2C
113 #define VIG_0_QSEED2_SHARP                 0x30
114 
115 /*
116  * Definitions for ViG op modes
117  */
118 #define VIG_OP_CSC_DST_DATAFMT BIT(19)
119 #define VIG_OP_CSC_SRC_DATAFMT BIT(18)
120 #define VIG_OP_CSC_EN          BIT(17)
121 #define VIG_OP_MEM_PROT_CONT   BIT(15)
122 #define VIG_OP_MEM_PROT_VAL    BIT(14)
123 #define VIG_OP_MEM_PROT_SAT    BIT(13)
124 #define VIG_OP_MEM_PROT_HUE    BIT(12)
125 #define VIG_OP_HIST            BIT(8)
126 #define VIG_OP_SKY_COL         BIT(7)
127 #define VIG_OP_FOIL            BIT(6)
128 #define VIG_OP_SKIN_COL        BIT(5)
129 #define VIG_OP_PA_EN           BIT(4)
130 #define VIG_OP_PA_SAT_ZERO_EXP BIT(2)
131 #define VIG_OP_MEM_PROT_BLEND  BIT(1)
132 
133 /*
134  * Definitions for CSC 10 op modes
135  */
136 #define VIG_CSC_10_SRC_DATAFMT BIT(1)
137 #define VIG_CSC_10_EN          BIT(0)
138 #define CSC_10BIT_OFFSET       4
139 
140 /* traffic shaper clock in Hz */
141 #define TS_CLK			19200000
142 
143 static int _sspp_subblk_offset(struct dpu_hw_pipe *ctx,
144 		int s_id,
145 		u32 *idx)
146 {
147 	int rc = 0;
148 	const struct dpu_sspp_sub_blks *sblk = ctx->cap->sblk;
149 
150 	if (!ctx)
151 		return -EINVAL;
152 
153 	switch (s_id) {
154 	case DPU_SSPP_SRC:
155 		*idx = sblk->src_blk.base;
156 		break;
157 	case DPU_SSPP_SCALER_QSEED2:
158 	case DPU_SSPP_SCALER_QSEED3:
159 	case DPU_SSPP_SCALER_RGB:
160 		*idx = sblk->scaler_blk.base;
161 		break;
162 	case DPU_SSPP_CSC:
163 	case DPU_SSPP_CSC_10BIT:
164 		*idx = sblk->csc_blk.base;
165 		break;
166 	default:
167 		rc = -EINVAL;
168 	}
169 
170 	return rc;
171 }
172 
173 static void dpu_hw_sspp_setup_multirect(struct dpu_hw_pipe *ctx,
174 		enum dpu_sspp_multirect_index index,
175 		enum dpu_sspp_multirect_mode mode)
176 {
177 	u32 mode_mask;
178 	u32 idx;
179 
180 	if (_sspp_subblk_offset(ctx, DPU_SSPP_SRC, &idx))
181 		return;
182 
183 	if (index == DPU_SSPP_RECT_SOLO) {
184 		/**
185 		 * if rect index is RECT_SOLO, we cannot expect a
186 		 * virtual plane sharing the same SSPP id. So we go
187 		 * and disable multirect
188 		 */
189 		mode_mask = 0;
190 	} else {
191 		mode_mask = DPU_REG_READ(&ctx->hw, SSPP_MULTIRECT_OPMODE + idx);
192 		mode_mask |= index;
193 		if (mode == DPU_SSPP_MULTIRECT_TIME_MX)
194 			mode_mask |= BIT(2);
195 		else
196 			mode_mask &= ~BIT(2);
197 	}
198 
199 	DPU_REG_WRITE(&ctx->hw, SSPP_MULTIRECT_OPMODE + idx, mode_mask);
200 }
201 
202 static void _sspp_setup_opmode(struct dpu_hw_pipe *ctx,
203 		u32 mask, u8 en)
204 {
205 	u32 idx;
206 	u32 opmode;
207 
208 	if (!test_bit(DPU_SSPP_SCALER_QSEED2, &ctx->cap->features) ||
209 		_sspp_subblk_offset(ctx, DPU_SSPP_SCALER_QSEED2, &idx) ||
210 		!test_bit(DPU_SSPP_CSC, &ctx->cap->features))
211 		return;
212 
213 	opmode = DPU_REG_READ(&ctx->hw, SSPP_VIG_OP_MODE + idx);
214 
215 	if (en)
216 		opmode |= mask;
217 	else
218 		opmode &= ~mask;
219 
220 	DPU_REG_WRITE(&ctx->hw, SSPP_VIG_OP_MODE + idx, opmode);
221 }
222 
223 static void _sspp_setup_csc10_opmode(struct dpu_hw_pipe *ctx,
224 		u32 mask, u8 en)
225 {
226 	u32 idx;
227 	u32 opmode;
228 
229 	if (_sspp_subblk_offset(ctx, DPU_SSPP_CSC_10BIT, &idx))
230 		return;
231 
232 	opmode = DPU_REG_READ(&ctx->hw, SSPP_VIG_CSC_10_OP_MODE + idx);
233 	if (en)
234 		opmode |= mask;
235 	else
236 		opmode &= ~mask;
237 
238 	DPU_REG_WRITE(&ctx->hw, SSPP_VIG_CSC_10_OP_MODE + idx, opmode);
239 }
240 
241 /**
242  * Setup source pixel format, flip,
243  */
244 static void dpu_hw_sspp_setup_format(struct dpu_hw_pipe *ctx,
245 		const struct dpu_format *fmt, u32 flags,
246 		enum dpu_sspp_multirect_index rect_mode)
247 {
248 	struct dpu_hw_blk_reg_map *c;
249 	u32 chroma_samp, unpack, src_format;
250 	u32 opmode = 0;
251 	u32 fast_clear = 0;
252 	u32 op_mode_off, unpack_pat_off, format_off;
253 	u32 idx;
254 
255 	if (_sspp_subblk_offset(ctx, DPU_SSPP_SRC, &idx) || !fmt)
256 		return;
257 
258 	if (rect_mode == DPU_SSPP_RECT_SOLO || rect_mode == DPU_SSPP_RECT_0) {
259 		op_mode_off = SSPP_SRC_OP_MODE;
260 		unpack_pat_off = SSPP_SRC_UNPACK_PATTERN;
261 		format_off = SSPP_SRC_FORMAT;
262 	} else {
263 		op_mode_off = SSPP_SRC_OP_MODE_REC1;
264 		unpack_pat_off = SSPP_SRC_UNPACK_PATTERN_REC1;
265 		format_off = SSPP_SRC_FORMAT_REC1;
266 	}
267 
268 	c = &ctx->hw;
269 	opmode = DPU_REG_READ(c, op_mode_off + idx);
270 	opmode &= ~(MDSS_MDP_OP_FLIP_LR | MDSS_MDP_OP_FLIP_UD |
271 			MDSS_MDP_OP_BWC_EN | MDSS_MDP_OP_PE_OVERRIDE);
272 
273 	if (flags & DPU_SSPP_FLIP_LR)
274 		opmode |= MDSS_MDP_OP_FLIP_LR;
275 	if (flags & DPU_SSPP_FLIP_UD)
276 		opmode |= MDSS_MDP_OP_FLIP_UD;
277 
278 	chroma_samp = fmt->chroma_sample;
279 	if (flags & DPU_SSPP_SOURCE_ROTATED_90) {
280 		if (chroma_samp == DPU_CHROMA_H2V1)
281 			chroma_samp = DPU_CHROMA_H1V2;
282 		else if (chroma_samp == DPU_CHROMA_H1V2)
283 			chroma_samp = DPU_CHROMA_H2V1;
284 	}
285 
286 	src_format = (chroma_samp << 23) | (fmt->fetch_planes << 19) |
287 		(fmt->bits[C3_ALPHA] << 6) | (fmt->bits[C2_R_Cr] << 4) |
288 		(fmt->bits[C1_B_Cb] << 2) | (fmt->bits[C0_G_Y] << 0);
289 
290 	if (flags & DPU_SSPP_ROT_90)
291 		src_format |= BIT(11); /* ROT90 */
292 
293 	if (fmt->alpha_enable && fmt->fetch_planes == DPU_PLANE_INTERLEAVED)
294 		src_format |= BIT(8); /* SRCC3_EN */
295 
296 	if (flags & DPU_SSPP_SOLID_FILL)
297 		src_format |= BIT(22);
298 
299 	unpack = (fmt->element[3] << 24) | (fmt->element[2] << 16) |
300 		(fmt->element[1] << 8) | (fmt->element[0] << 0);
301 	src_format |= ((fmt->unpack_count - 1) << 12) |
302 		(fmt->unpack_tight << 17) |
303 		(fmt->unpack_align_msb << 18) |
304 		((fmt->bpp - 1) << 9);
305 
306 	if (fmt->fetch_mode != DPU_FETCH_LINEAR) {
307 		if (DPU_FORMAT_IS_UBWC(fmt))
308 			opmode |= MDSS_MDP_OP_BWC_EN;
309 		src_format |= (fmt->fetch_mode & 3) << 30; /*FRAME_FORMAT */
310 		DPU_REG_WRITE(c, SSPP_FETCH_CONFIG,
311 			DPU_FETCH_CONFIG_RESET_VALUE |
312 			ctx->mdp->highest_bank_bit << 18);
313 		if (IS_UBWC_20_SUPPORTED(ctx->catalog->caps->ubwc_version)) {
314 			fast_clear = fmt->alpha_enable ? BIT(31) : 0;
315 			DPU_REG_WRITE(c, SSPP_UBWC_STATIC_CTRL,
316 					fast_clear | (ctx->mdp->ubwc_swizzle) |
317 					(ctx->mdp->highest_bank_bit << 4));
318 		}
319 	}
320 
321 	opmode |= MDSS_MDP_OP_PE_OVERRIDE;
322 
323 	/* if this is YUV pixel format, enable CSC */
324 	if (DPU_FORMAT_IS_YUV(fmt))
325 		src_format |= BIT(15);
326 
327 	if (DPU_FORMAT_IS_DX(fmt))
328 		src_format |= BIT(14);
329 
330 	/* update scaler opmode, if appropriate */
331 	if (test_bit(DPU_SSPP_CSC, &ctx->cap->features))
332 		_sspp_setup_opmode(ctx, VIG_OP_CSC_EN | VIG_OP_CSC_SRC_DATAFMT,
333 			DPU_FORMAT_IS_YUV(fmt));
334 	else if (test_bit(DPU_SSPP_CSC_10BIT, &ctx->cap->features))
335 		_sspp_setup_csc10_opmode(ctx,
336 			VIG_CSC_10_EN | VIG_CSC_10_SRC_DATAFMT,
337 			DPU_FORMAT_IS_YUV(fmt));
338 
339 	DPU_REG_WRITE(c, format_off + idx, src_format);
340 	DPU_REG_WRITE(c, unpack_pat_off + idx, unpack);
341 	DPU_REG_WRITE(c, op_mode_off + idx, opmode);
342 
343 	/* clear previous UBWC error */
344 	DPU_REG_WRITE(c, SSPP_UBWC_ERROR_STATUS + idx, BIT(31));
345 }
346 
347 static void dpu_hw_sspp_setup_pe_config(struct dpu_hw_pipe *ctx,
348 		struct dpu_hw_pixel_ext *pe_ext)
349 {
350 	struct dpu_hw_blk_reg_map *c;
351 	u8 color;
352 	u32 lr_pe[4], tb_pe[4], tot_req_pixels[4];
353 	const u32 bytemask = 0xff;
354 	const u32 shortmask = 0xffff;
355 	u32 idx;
356 
357 	if (_sspp_subblk_offset(ctx, DPU_SSPP_SRC, &idx) || !pe_ext)
358 		return;
359 
360 	c = &ctx->hw;
361 
362 	/* program SW pixel extension override for all pipes*/
363 	for (color = 0; color < DPU_MAX_PLANES; color++) {
364 		/* color 2 has the same set of registers as color 1 */
365 		if (color == 2)
366 			continue;
367 
368 		lr_pe[color] = ((pe_ext->right_ftch[color] & bytemask) << 24)|
369 			((pe_ext->right_rpt[color] & bytemask) << 16)|
370 			((pe_ext->left_ftch[color] & bytemask) << 8)|
371 			(pe_ext->left_rpt[color] & bytemask);
372 
373 		tb_pe[color] = ((pe_ext->btm_ftch[color] & bytemask) << 24)|
374 			((pe_ext->btm_rpt[color] & bytemask) << 16)|
375 			((pe_ext->top_ftch[color] & bytemask) << 8)|
376 			(pe_ext->top_rpt[color] & bytemask);
377 
378 		tot_req_pixels[color] = (((pe_ext->roi_h[color] +
379 			pe_ext->num_ext_pxls_top[color] +
380 			pe_ext->num_ext_pxls_btm[color]) & shortmask) << 16) |
381 			((pe_ext->roi_w[color] +
382 			pe_ext->num_ext_pxls_left[color] +
383 			pe_ext->num_ext_pxls_right[color]) & shortmask);
384 	}
385 
386 	/* color 0 */
387 	DPU_REG_WRITE(c, SSPP_SW_PIX_EXT_C0_LR + idx, lr_pe[0]);
388 	DPU_REG_WRITE(c, SSPP_SW_PIX_EXT_C0_TB + idx, tb_pe[0]);
389 	DPU_REG_WRITE(c, SSPP_SW_PIX_EXT_C0_REQ_PIXELS + idx,
390 			tot_req_pixels[0]);
391 
392 	/* color 1 and color 2 */
393 	DPU_REG_WRITE(c, SSPP_SW_PIX_EXT_C1C2_LR + idx, lr_pe[1]);
394 	DPU_REG_WRITE(c, SSPP_SW_PIX_EXT_C1C2_TB + idx, tb_pe[1]);
395 	DPU_REG_WRITE(c, SSPP_SW_PIX_EXT_C1C2_REQ_PIXELS + idx,
396 			tot_req_pixels[1]);
397 
398 	/* color 3 */
399 	DPU_REG_WRITE(c, SSPP_SW_PIX_EXT_C3_LR + idx, lr_pe[3]);
400 	DPU_REG_WRITE(c, SSPP_SW_PIX_EXT_C3_TB + idx, lr_pe[3]);
401 	DPU_REG_WRITE(c, SSPP_SW_PIX_EXT_C3_REQ_PIXELS + idx,
402 			tot_req_pixels[3]);
403 }
404 
405 static void _dpu_hw_sspp_setup_scaler3(struct dpu_hw_pipe *ctx,
406 		struct dpu_hw_pipe_cfg *sspp,
407 		struct dpu_hw_pixel_ext *pe,
408 		void *scaler_cfg)
409 {
410 	u32 idx;
411 	struct dpu_hw_scaler3_cfg *scaler3_cfg = scaler_cfg;
412 
413 	(void)pe;
414 	if (_sspp_subblk_offset(ctx, DPU_SSPP_SCALER_QSEED3, &idx) || !sspp
415 		|| !scaler3_cfg || !ctx || !ctx->cap || !ctx->cap->sblk)
416 		return;
417 
418 	dpu_hw_setup_scaler3(&ctx->hw, scaler3_cfg, idx,
419 			ctx->cap->sblk->scaler_blk.version,
420 			sspp->layout.format);
421 }
422 
423 static u32 _dpu_hw_sspp_get_scaler3_ver(struct dpu_hw_pipe *ctx)
424 {
425 	u32 idx;
426 
427 	if (!ctx || _sspp_subblk_offset(ctx, DPU_SSPP_SCALER_QSEED3, &idx))
428 		return 0;
429 
430 	return dpu_hw_get_scaler3_ver(&ctx->hw, idx);
431 }
432 
433 /**
434  * dpu_hw_sspp_setup_rects()
435  */
436 static void dpu_hw_sspp_setup_rects(struct dpu_hw_pipe *ctx,
437 		struct dpu_hw_pipe_cfg *cfg,
438 		enum dpu_sspp_multirect_index rect_index)
439 {
440 	struct dpu_hw_blk_reg_map *c;
441 	u32 src_size, src_xy, dst_size, dst_xy, ystride0, ystride1;
442 	u32 src_size_off, src_xy_off, out_size_off, out_xy_off;
443 	u32 idx;
444 
445 	if (_sspp_subblk_offset(ctx, DPU_SSPP_SRC, &idx) || !cfg)
446 		return;
447 
448 	c = &ctx->hw;
449 
450 	if (rect_index == DPU_SSPP_RECT_SOLO || rect_index == DPU_SSPP_RECT_0) {
451 		src_size_off = SSPP_SRC_SIZE;
452 		src_xy_off = SSPP_SRC_XY;
453 		out_size_off = SSPP_OUT_SIZE;
454 		out_xy_off = SSPP_OUT_XY;
455 	} else {
456 		src_size_off = SSPP_SRC_SIZE_REC1;
457 		src_xy_off = SSPP_SRC_XY_REC1;
458 		out_size_off = SSPP_OUT_SIZE_REC1;
459 		out_xy_off = SSPP_OUT_XY_REC1;
460 	}
461 
462 
463 	/* src and dest rect programming */
464 	src_xy = (cfg->src_rect.y1 << 16) | cfg->src_rect.x1;
465 	src_size = (drm_rect_height(&cfg->src_rect) << 16) |
466 		   drm_rect_width(&cfg->src_rect);
467 	dst_xy = (cfg->dst_rect.y1 << 16) | cfg->dst_rect.x1;
468 	dst_size = (drm_rect_height(&cfg->dst_rect) << 16) |
469 		drm_rect_width(&cfg->dst_rect);
470 
471 	if (rect_index == DPU_SSPP_RECT_SOLO) {
472 		ystride0 = (cfg->layout.plane_pitch[0]) |
473 			(cfg->layout.plane_pitch[1] << 16);
474 		ystride1 = (cfg->layout.plane_pitch[2]) |
475 			(cfg->layout.plane_pitch[3] << 16);
476 	} else {
477 		ystride0 = DPU_REG_READ(c, SSPP_SRC_YSTRIDE0 + idx);
478 		ystride1 = DPU_REG_READ(c, SSPP_SRC_YSTRIDE1 + idx);
479 
480 		if (rect_index == DPU_SSPP_RECT_0) {
481 			ystride0 = (ystride0 & 0xFFFF0000) |
482 				(cfg->layout.plane_pitch[0] & 0x0000FFFF);
483 			ystride1 = (ystride1 & 0xFFFF0000)|
484 				(cfg->layout.plane_pitch[2] & 0x0000FFFF);
485 		} else {
486 			ystride0 = (ystride0 & 0x0000FFFF) |
487 				((cfg->layout.plane_pitch[0] << 16) &
488 				 0xFFFF0000);
489 			ystride1 = (ystride1 & 0x0000FFFF) |
490 				((cfg->layout.plane_pitch[2] << 16) &
491 				 0xFFFF0000);
492 		}
493 	}
494 
495 	/* rectangle register programming */
496 	DPU_REG_WRITE(c, src_size_off + idx, src_size);
497 	DPU_REG_WRITE(c, src_xy_off + idx, src_xy);
498 	DPU_REG_WRITE(c, out_size_off + idx, dst_size);
499 	DPU_REG_WRITE(c, out_xy_off + idx, dst_xy);
500 
501 	DPU_REG_WRITE(c, SSPP_SRC_YSTRIDE0 + idx, ystride0);
502 	DPU_REG_WRITE(c, SSPP_SRC_YSTRIDE1 + idx, ystride1);
503 }
504 
505 static void dpu_hw_sspp_setup_sourceaddress(struct dpu_hw_pipe *ctx,
506 		struct dpu_hw_pipe_cfg *cfg,
507 		enum dpu_sspp_multirect_index rect_mode)
508 {
509 	int i;
510 	u32 idx;
511 
512 	if (_sspp_subblk_offset(ctx, DPU_SSPP_SRC, &idx))
513 		return;
514 
515 	if (rect_mode == DPU_SSPP_RECT_SOLO) {
516 		for (i = 0; i < ARRAY_SIZE(cfg->layout.plane_addr); i++)
517 			DPU_REG_WRITE(&ctx->hw, SSPP_SRC0_ADDR + idx + i * 0x4,
518 					cfg->layout.plane_addr[i]);
519 	} else if (rect_mode == DPU_SSPP_RECT_0) {
520 		DPU_REG_WRITE(&ctx->hw, SSPP_SRC0_ADDR + idx,
521 				cfg->layout.plane_addr[0]);
522 		DPU_REG_WRITE(&ctx->hw, SSPP_SRC2_ADDR + idx,
523 				cfg->layout.plane_addr[2]);
524 	} else {
525 		DPU_REG_WRITE(&ctx->hw, SSPP_SRC1_ADDR + idx,
526 				cfg->layout.plane_addr[0]);
527 		DPU_REG_WRITE(&ctx->hw, SSPP_SRC3_ADDR + idx,
528 				cfg->layout.plane_addr[2]);
529 	}
530 }
531 
532 static void dpu_hw_sspp_setup_csc(struct dpu_hw_pipe *ctx,
533 		struct dpu_csc_cfg *data)
534 {
535 	u32 idx;
536 	bool csc10 = false;
537 
538 	if (_sspp_subblk_offset(ctx, DPU_SSPP_CSC, &idx) || !data)
539 		return;
540 
541 	if (test_bit(DPU_SSPP_CSC_10BIT, &ctx->cap->features)) {
542 		idx += CSC_10BIT_OFFSET;
543 		csc10 = true;
544 	}
545 
546 	dpu_hw_csc_setup(&ctx->hw, idx, data, csc10);
547 }
548 
549 static void dpu_hw_sspp_setup_solidfill(struct dpu_hw_pipe *ctx, u32 color, enum
550 		dpu_sspp_multirect_index rect_index)
551 {
552 	u32 idx;
553 
554 	if (_sspp_subblk_offset(ctx, DPU_SSPP_SRC, &idx))
555 		return;
556 
557 	if (rect_index == DPU_SSPP_RECT_SOLO || rect_index == DPU_SSPP_RECT_0)
558 		DPU_REG_WRITE(&ctx->hw, SSPP_SRC_CONSTANT_COLOR + idx, color);
559 	else
560 		DPU_REG_WRITE(&ctx->hw, SSPP_SRC_CONSTANT_COLOR_REC1 + idx,
561 				color);
562 }
563 
564 static void dpu_hw_sspp_setup_danger_safe_lut(struct dpu_hw_pipe *ctx,
565 		struct dpu_hw_pipe_qos_cfg *cfg)
566 {
567 	u32 idx;
568 
569 	if (_sspp_subblk_offset(ctx, DPU_SSPP_SRC, &idx))
570 		return;
571 
572 	DPU_REG_WRITE(&ctx->hw, SSPP_DANGER_LUT + idx, cfg->danger_lut);
573 	DPU_REG_WRITE(&ctx->hw, SSPP_SAFE_LUT + idx, cfg->safe_lut);
574 }
575 
576 static void dpu_hw_sspp_setup_creq_lut(struct dpu_hw_pipe *ctx,
577 		struct dpu_hw_pipe_qos_cfg *cfg)
578 {
579 	u32 idx;
580 
581 	if (_sspp_subblk_offset(ctx, DPU_SSPP_SRC, &idx))
582 		return;
583 
584 	if (ctx->cap && test_bit(DPU_SSPP_QOS_8LVL, &ctx->cap->features)) {
585 		DPU_REG_WRITE(&ctx->hw, SSPP_CREQ_LUT_0 + idx, cfg->creq_lut);
586 		DPU_REG_WRITE(&ctx->hw, SSPP_CREQ_LUT_1 + idx,
587 				cfg->creq_lut >> 32);
588 	} else {
589 		DPU_REG_WRITE(&ctx->hw, SSPP_CREQ_LUT + idx, cfg->creq_lut);
590 	}
591 }
592 
593 static void dpu_hw_sspp_setup_qos_ctrl(struct dpu_hw_pipe *ctx,
594 		struct dpu_hw_pipe_qos_cfg *cfg)
595 {
596 	u32 idx;
597 	u32 qos_ctrl = 0;
598 
599 	if (_sspp_subblk_offset(ctx, DPU_SSPP_SRC, &idx))
600 		return;
601 
602 	if (cfg->vblank_en) {
603 		qos_ctrl |= ((cfg->creq_vblank &
604 				SSPP_QOS_CTRL_CREQ_VBLANK_MASK) <<
605 				SSPP_QOS_CTRL_CREQ_VBLANK_OFF);
606 		qos_ctrl |= ((cfg->danger_vblank &
607 				SSPP_QOS_CTRL_DANGER_VBLANK_MASK) <<
608 				SSPP_QOS_CTRL_DANGER_VBLANK_OFF);
609 		qos_ctrl |= SSPP_QOS_CTRL_VBLANK_EN;
610 	}
611 
612 	if (cfg->danger_safe_en)
613 		qos_ctrl |= SSPP_QOS_CTRL_DANGER_SAFE_EN;
614 
615 	DPU_REG_WRITE(&ctx->hw, SSPP_QOS_CTRL + idx, qos_ctrl);
616 }
617 
618 static void dpu_hw_sspp_setup_cdp(struct dpu_hw_pipe *ctx,
619 		struct dpu_hw_pipe_cdp_cfg *cfg)
620 {
621 	u32 idx;
622 	u32 cdp_cntl = 0;
623 
624 	if (!ctx || !cfg)
625 		return;
626 
627 	if (_sspp_subblk_offset(ctx, DPU_SSPP_SRC, &idx))
628 		return;
629 
630 	if (cfg->enable)
631 		cdp_cntl |= BIT(0);
632 	if (cfg->ubwc_meta_enable)
633 		cdp_cntl |= BIT(1);
634 	if (cfg->tile_amortize_enable)
635 		cdp_cntl |= BIT(2);
636 	if (cfg->preload_ahead == DPU_SSPP_CDP_PRELOAD_AHEAD_64)
637 		cdp_cntl |= BIT(3);
638 
639 	DPU_REG_WRITE(&ctx->hw, SSPP_CDP_CNTL, cdp_cntl);
640 }
641 
642 static void _setup_layer_ops(struct dpu_hw_pipe *c,
643 		unsigned long features)
644 {
645 	if (test_bit(DPU_SSPP_SRC, &features)) {
646 		c->ops.setup_format = dpu_hw_sspp_setup_format;
647 		c->ops.setup_rects = dpu_hw_sspp_setup_rects;
648 		c->ops.setup_sourceaddress = dpu_hw_sspp_setup_sourceaddress;
649 		c->ops.setup_solidfill = dpu_hw_sspp_setup_solidfill;
650 		c->ops.setup_pe = dpu_hw_sspp_setup_pe_config;
651 	}
652 
653 	if (test_bit(DPU_SSPP_QOS, &features)) {
654 		c->ops.setup_danger_safe_lut =
655 			dpu_hw_sspp_setup_danger_safe_lut;
656 		c->ops.setup_creq_lut = dpu_hw_sspp_setup_creq_lut;
657 		c->ops.setup_qos_ctrl = dpu_hw_sspp_setup_qos_ctrl;
658 	}
659 
660 	if (test_bit(DPU_SSPP_CSC, &features) ||
661 		test_bit(DPU_SSPP_CSC_10BIT, &features))
662 		c->ops.setup_csc = dpu_hw_sspp_setup_csc;
663 
664 	if (test_bit(DPU_SSPP_SMART_DMA_V1, &c->cap->features) ||
665 		test_bit(DPU_SSPP_SMART_DMA_V2, &c->cap->features))
666 		c->ops.setup_multirect = dpu_hw_sspp_setup_multirect;
667 
668 	if (test_bit(DPU_SSPP_SCALER_QSEED3, &features)) {
669 		c->ops.setup_scaler = _dpu_hw_sspp_setup_scaler3;
670 		c->ops.get_scaler_ver = _dpu_hw_sspp_get_scaler3_ver;
671 	}
672 
673 	if (test_bit(DPU_SSPP_CDP, &features))
674 		c->ops.setup_cdp = dpu_hw_sspp_setup_cdp;
675 }
676 
677 static struct dpu_sspp_cfg *_sspp_offset(enum dpu_sspp sspp,
678 		void __iomem *addr,
679 		struct dpu_mdss_cfg *catalog,
680 		struct dpu_hw_blk_reg_map *b)
681 {
682 	int i;
683 
684 	if ((sspp < SSPP_MAX) && catalog && addr && b) {
685 		for (i = 0; i < catalog->sspp_count; i++) {
686 			if (sspp == catalog->sspp[i].id) {
687 				b->base_off = addr;
688 				b->blk_off = catalog->sspp[i].base;
689 				b->length = catalog->sspp[i].len;
690 				b->hwversion = catalog->hwversion;
691 				b->log_mask = DPU_DBG_MASK_SSPP;
692 				return &catalog->sspp[i];
693 			}
694 		}
695 	}
696 
697 	return ERR_PTR(-ENOMEM);
698 }
699 
700 static struct dpu_hw_blk_ops dpu_hw_ops;
701 
702 struct dpu_hw_pipe *dpu_hw_sspp_init(enum dpu_sspp idx,
703 		void __iomem *addr, struct dpu_mdss_cfg *catalog,
704 		bool is_virtual_pipe)
705 {
706 	struct dpu_hw_pipe *hw_pipe;
707 	struct dpu_sspp_cfg *cfg;
708 
709 	if (!addr || !catalog)
710 		return ERR_PTR(-EINVAL);
711 
712 	hw_pipe = kzalloc(sizeof(*hw_pipe), GFP_KERNEL);
713 	if (!hw_pipe)
714 		return ERR_PTR(-ENOMEM);
715 
716 	cfg = _sspp_offset(idx, addr, catalog, &hw_pipe->hw);
717 	if (IS_ERR_OR_NULL(cfg)) {
718 		kfree(hw_pipe);
719 		return ERR_PTR(-EINVAL);
720 	}
721 
722 	/* Assign ops */
723 	hw_pipe->catalog = catalog;
724 	hw_pipe->mdp = &catalog->mdp[0];
725 	hw_pipe->idx = idx;
726 	hw_pipe->cap = cfg;
727 	_setup_layer_ops(hw_pipe, hw_pipe->cap->features);
728 
729 	dpu_hw_blk_init(&hw_pipe->base, DPU_HW_BLK_SSPP, idx, &dpu_hw_ops);
730 
731 	return hw_pipe;
732 }
733 
734 void dpu_hw_sspp_destroy(struct dpu_hw_pipe *ctx)
735 {
736 	if (ctx)
737 		dpu_hw_blk_destroy(&ctx->base);
738 	kfree(ctx);
739 }
740 
741