1 // SPDX-License-Identifier: GPL-2.0-only
2 /* Copyright (c) 2015-2018, The Linux Foundation. All rights reserved.
3  */
4 
5 #include "dpu_hwio.h"
6 #include "dpu_hw_catalog.h"
7 #include "dpu_hw_lm.h"
8 #include "dpu_hw_sspp.h"
9 #include "dpu_kms.h"
10 
11 #define DPU_FETCH_CONFIG_RESET_VALUE   0x00000087
12 
13 /* DPU_SSPP_SRC */
14 #define SSPP_SRC_SIZE                      0x00
15 #define SSPP_SRC_XY                        0x08
16 #define SSPP_OUT_SIZE                      0x0c
17 #define SSPP_OUT_XY                        0x10
18 #define SSPP_SRC0_ADDR                     0x14
19 #define SSPP_SRC1_ADDR                     0x18
20 #define SSPP_SRC2_ADDR                     0x1C
21 #define SSPP_SRC3_ADDR                     0x20
22 #define SSPP_SRC_YSTRIDE0                  0x24
23 #define SSPP_SRC_YSTRIDE1                  0x28
24 #define SSPP_SRC_FORMAT                    0x30
25 #define SSPP_SRC_UNPACK_PATTERN            0x34
26 #define SSPP_SRC_OP_MODE                   0x38
27 
28 /* SSPP_MULTIRECT*/
29 #define SSPP_SRC_SIZE_REC1                 0x16C
30 #define SSPP_SRC_XY_REC1                   0x168
31 #define SSPP_OUT_SIZE_REC1                 0x160
32 #define SSPP_OUT_XY_REC1                   0x164
33 #define SSPP_SRC_FORMAT_REC1               0x174
34 #define SSPP_SRC_UNPACK_PATTERN_REC1       0x178
35 #define SSPP_SRC_OP_MODE_REC1              0x17C
36 #define SSPP_MULTIRECT_OPMODE              0x170
37 #define SSPP_SRC_CONSTANT_COLOR_REC1       0x180
38 #define SSPP_EXCL_REC_SIZE_REC1            0x184
39 #define SSPP_EXCL_REC_XY_REC1              0x188
40 
41 #define MDSS_MDP_OP_DEINTERLACE            BIT(22)
42 #define MDSS_MDP_OP_DEINTERLACE_ODD        BIT(23)
43 #define MDSS_MDP_OP_IGC_ROM_1              BIT(18)
44 #define MDSS_MDP_OP_IGC_ROM_0              BIT(17)
45 #define MDSS_MDP_OP_IGC_EN                 BIT(16)
46 #define MDSS_MDP_OP_FLIP_UD                BIT(14)
47 #define MDSS_MDP_OP_FLIP_LR                BIT(13)
48 #define MDSS_MDP_OP_BWC_EN                 BIT(0)
49 #define MDSS_MDP_OP_PE_OVERRIDE            BIT(31)
50 #define MDSS_MDP_OP_BWC_LOSSLESS           (0 << 1)
51 #define MDSS_MDP_OP_BWC_Q_HIGH             (1 << 1)
52 #define MDSS_MDP_OP_BWC_Q_MED              (2 << 1)
53 
54 #define SSPP_SRC_CONSTANT_COLOR            0x3c
55 #define SSPP_EXCL_REC_CTL                  0x40
56 #define SSPP_UBWC_STATIC_CTRL              0x44
57 #define SSPP_FETCH_CONFIG                  0x048
58 #define SSPP_DANGER_LUT                    0x60
59 #define SSPP_SAFE_LUT                      0x64
60 #define SSPP_CREQ_LUT                      0x68
61 #define SSPP_QOS_CTRL                      0x6C
62 #define SSPP_DECIMATION_CONFIG             0xB4
63 #define SSPP_SRC_ADDR_SW_STATUS            0x70
64 #define SSPP_CREQ_LUT_0                    0x74
65 #define SSPP_CREQ_LUT_1                    0x78
66 #define SSPP_SW_PIX_EXT_C0_LR              0x100
67 #define SSPP_SW_PIX_EXT_C0_TB              0x104
68 #define SSPP_SW_PIX_EXT_C0_REQ_PIXELS      0x108
69 #define SSPP_SW_PIX_EXT_C1C2_LR            0x110
70 #define SSPP_SW_PIX_EXT_C1C2_TB            0x114
71 #define SSPP_SW_PIX_EXT_C1C2_REQ_PIXELS    0x118
72 #define SSPP_SW_PIX_EXT_C3_LR              0x120
73 #define SSPP_SW_PIX_EXT_C3_TB              0x124
74 #define SSPP_SW_PIX_EXT_C3_REQ_PIXELS      0x128
75 #define SSPP_TRAFFIC_SHAPER                0x130
76 #define SSPP_CDP_CNTL                      0x134
77 #define SSPP_UBWC_ERROR_STATUS             0x138
78 #define SSPP_TRAFFIC_SHAPER_PREFILL        0x150
79 #define SSPP_TRAFFIC_SHAPER_REC1_PREFILL   0x154
80 #define SSPP_TRAFFIC_SHAPER_REC1           0x158
81 #define SSPP_EXCL_REC_SIZE                 0x1B4
82 #define SSPP_EXCL_REC_XY                   0x1B8
83 #define SSPP_VIG_OP_MODE                   0x0
84 #define SSPP_VIG_CSC_10_OP_MODE            0x0
85 #define SSPP_TRAFFIC_SHAPER_BPC_MAX        0xFF
86 
87 /* SSPP_QOS_CTRL */
88 #define SSPP_QOS_CTRL_VBLANK_EN            BIT(16)
89 #define SSPP_QOS_CTRL_DANGER_SAFE_EN       BIT(0)
90 #define SSPP_QOS_CTRL_DANGER_VBLANK_MASK   0x3
91 #define SSPP_QOS_CTRL_DANGER_VBLANK_OFF    4
92 #define SSPP_QOS_CTRL_CREQ_VBLANK_MASK     0x3
93 #define SSPP_QOS_CTRL_CREQ_VBLANK_OFF      20
94 
95 /* DPU_SSPP_SCALER_QSEED2 */
96 #define SCALE_CONFIG                       0x04
97 #define COMP0_3_PHASE_STEP_X               0x10
98 #define COMP0_3_PHASE_STEP_Y               0x14
99 #define COMP1_2_PHASE_STEP_X               0x18
100 #define COMP1_2_PHASE_STEP_Y               0x1c
101 #define COMP0_3_INIT_PHASE_X               0x20
102 #define COMP0_3_INIT_PHASE_Y               0x24
103 #define COMP1_2_INIT_PHASE_X               0x28
104 #define COMP1_2_INIT_PHASE_Y               0x2C
105 #define VIG_0_QSEED2_SHARP                 0x30
106 
107 /*
108  * Definitions for ViG op modes
109  */
110 #define VIG_OP_CSC_DST_DATAFMT BIT(19)
111 #define VIG_OP_CSC_SRC_DATAFMT BIT(18)
112 #define VIG_OP_CSC_EN          BIT(17)
113 #define VIG_OP_MEM_PROT_CONT   BIT(15)
114 #define VIG_OP_MEM_PROT_VAL    BIT(14)
115 #define VIG_OP_MEM_PROT_SAT    BIT(13)
116 #define VIG_OP_MEM_PROT_HUE    BIT(12)
117 #define VIG_OP_HIST            BIT(8)
118 #define VIG_OP_SKY_COL         BIT(7)
119 #define VIG_OP_FOIL            BIT(6)
120 #define VIG_OP_SKIN_COL        BIT(5)
121 #define VIG_OP_PA_EN           BIT(4)
122 #define VIG_OP_PA_SAT_ZERO_EXP BIT(2)
123 #define VIG_OP_MEM_PROT_BLEND  BIT(1)
124 
125 /*
126  * Definitions for CSC 10 op modes
127  */
128 #define VIG_CSC_10_SRC_DATAFMT BIT(1)
129 #define VIG_CSC_10_EN          BIT(0)
130 #define CSC_10BIT_OFFSET       4
131 
132 /* traffic shaper clock in Hz */
133 #define TS_CLK			19200000
134 
135 
136 static int _sspp_subblk_offset(struct dpu_hw_pipe *ctx,
137 		int s_id,
138 		u32 *idx)
139 {
140 	int rc = 0;
141 	const struct dpu_sspp_sub_blks *sblk;
142 
143 	if (!ctx || !ctx->cap || !ctx->cap->sblk)
144 		return -EINVAL;
145 
146 	sblk = ctx->cap->sblk;
147 
148 	switch (s_id) {
149 	case DPU_SSPP_SRC:
150 		*idx = sblk->src_blk.base;
151 		break;
152 	case DPU_SSPP_SCALER_QSEED2:
153 	case DPU_SSPP_SCALER_QSEED3:
154 	case DPU_SSPP_SCALER_RGB:
155 		*idx = sblk->scaler_blk.base;
156 		break;
157 	case DPU_SSPP_CSC:
158 	case DPU_SSPP_CSC_10BIT:
159 		*idx = sblk->csc_blk.base;
160 		break;
161 	default:
162 		rc = -EINVAL;
163 	}
164 
165 	return rc;
166 }
167 
168 static void dpu_hw_sspp_setup_multirect(struct dpu_hw_pipe *ctx,
169 		enum dpu_sspp_multirect_index index,
170 		enum dpu_sspp_multirect_mode mode)
171 {
172 	u32 mode_mask;
173 	u32 idx;
174 
175 	if (_sspp_subblk_offset(ctx, DPU_SSPP_SRC, &idx))
176 		return;
177 
178 	if (index == DPU_SSPP_RECT_SOLO) {
179 		/**
180 		 * if rect index is RECT_SOLO, we cannot expect a
181 		 * virtual plane sharing the same SSPP id. So we go
182 		 * and disable multirect
183 		 */
184 		mode_mask = 0;
185 	} else {
186 		mode_mask = DPU_REG_READ(&ctx->hw, SSPP_MULTIRECT_OPMODE + idx);
187 		mode_mask |= index;
188 		if (mode == DPU_SSPP_MULTIRECT_TIME_MX)
189 			mode_mask |= BIT(2);
190 		else
191 			mode_mask &= ~BIT(2);
192 	}
193 
194 	DPU_REG_WRITE(&ctx->hw, SSPP_MULTIRECT_OPMODE + idx, mode_mask);
195 }
196 
197 static void _sspp_setup_opmode(struct dpu_hw_pipe *ctx,
198 		u32 mask, u8 en)
199 {
200 	u32 idx;
201 	u32 opmode;
202 
203 	if (!test_bit(DPU_SSPP_SCALER_QSEED2, &ctx->cap->features) ||
204 		_sspp_subblk_offset(ctx, DPU_SSPP_SCALER_QSEED2, &idx) ||
205 		!test_bit(DPU_SSPP_CSC, &ctx->cap->features))
206 		return;
207 
208 	opmode = DPU_REG_READ(&ctx->hw, SSPP_VIG_OP_MODE + idx);
209 
210 	if (en)
211 		opmode |= mask;
212 	else
213 		opmode &= ~mask;
214 
215 	DPU_REG_WRITE(&ctx->hw, SSPP_VIG_OP_MODE + idx, opmode);
216 }
217 
218 static void _sspp_setup_csc10_opmode(struct dpu_hw_pipe *ctx,
219 		u32 mask, u8 en)
220 {
221 	u32 idx;
222 	u32 opmode;
223 
224 	if (_sspp_subblk_offset(ctx, DPU_SSPP_CSC_10BIT, &idx))
225 		return;
226 
227 	opmode = DPU_REG_READ(&ctx->hw, SSPP_VIG_CSC_10_OP_MODE + idx);
228 	if (en)
229 		opmode |= mask;
230 	else
231 		opmode &= ~mask;
232 
233 	DPU_REG_WRITE(&ctx->hw, SSPP_VIG_CSC_10_OP_MODE + idx, opmode);
234 }
235 
236 /*
237  * Setup source pixel format, flip,
238  */
239 static void dpu_hw_sspp_setup_format(struct dpu_hw_pipe *ctx,
240 		const struct dpu_format *fmt, u32 flags,
241 		enum dpu_sspp_multirect_index rect_mode)
242 {
243 	struct dpu_hw_blk_reg_map *c;
244 	u32 chroma_samp, unpack, src_format;
245 	u32 opmode = 0;
246 	u32 fast_clear = 0;
247 	u32 op_mode_off, unpack_pat_off, format_off;
248 	u32 idx;
249 
250 	if (_sspp_subblk_offset(ctx, DPU_SSPP_SRC, &idx) || !fmt)
251 		return;
252 
253 	if (rect_mode == DPU_SSPP_RECT_SOLO || rect_mode == DPU_SSPP_RECT_0) {
254 		op_mode_off = SSPP_SRC_OP_MODE;
255 		unpack_pat_off = SSPP_SRC_UNPACK_PATTERN;
256 		format_off = SSPP_SRC_FORMAT;
257 	} else {
258 		op_mode_off = SSPP_SRC_OP_MODE_REC1;
259 		unpack_pat_off = SSPP_SRC_UNPACK_PATTERN_REC1;
260 		format_off = SSPP_SRC_FORMAT_REC1;
261 	}
262 
263 	c = &ctx->hw;
264 	opmode = DPU_REG_READ(c, op_mode_off + idx);
265 	opmode &= ~(MDSS_MDP_OP_FLIP_LR | MDSS_MDP_OP_FLIP_UD |
266 			MDSS_MDP_OP_BWC_EN | MDSS_MDP_OP_PE_OVERRIDE);
267 
268 	if (flags & DPU_SSPP_FLIP_LR)
269 		opmode |= MDSS_MDP_OP_FLIP_LR;
270 	if (flags & DPU_SSPP_FLIP_UD)
271 		opmode |= MDSS_MDP_OP_FLIP_UD;
272 
273 	chroma_samp = fmt->chroma_sample;
274 	if (flags & DPU_SSPP_SOURCE_ROTATED_90) {
275 		if (chroma_samp == DPU_CHROMA_H2V1)
276 			chroma_samp = DPU_CHROMA_H1V2;
277 		else if (chroma_samp == DPU_CHROMA_H1V2)
278 			chroma_samp = DPU_CHROMA_H2V1;
279 	}
280 
281 	src_format = (chroma_samp << 23) | (fmt->fetch_planes << 19) |
282 		(fmt->bits[C3_ALPHA] << 6) | (fmt->bits[C2_R_Cr] << 4) |
283 		(fmt->bits[C1_B_Cb] << 2) | (fmt->bits[C0_G_Y] << 0);
284 
285 	if (flags & DPU_SSPP_ROT_90)
286 		src_format |= BIT(11); /* ROT90 */
287 
288 	if (fmt->alpha_enable && fmt->fetch_planes == DPU_PLANE_INTERLEAVED)
289 		src_format |= BIT(8); /* SRCC3_EN */
290 
291 	if (flags & DPU_SSPP_SOLID_FILL)
292 		src_format |= BIT(22);
293 
294 	unpack = (fmt->element[3] << 24) | (fmt->element[2] << 16) |
295 		(fmt->element[1] << 8) | (fmt->element[0] << 0);
296 	src_format |= ((fmt->unpack_count - 1) << 12) |
297 		(fmt->unpack_tight << 17) |
298 		(fmt->unpack_align_msb << 18) |
299 		((fmt->bpp - 1) << 9);
300 
301 	if (fmt->fetch_mode != DPU_FETCH_LINEAR) {
302 		if (DPU_FORMAT_IS_UBWC(fmt))
303 			opmode |= MDSS_MDP_OP_BWC_EN;
304 		src_format |= (fmt->fetch_mode & 3) << 30; /*FRAME_FORMAT */
305 		DPU_REG_WRITE(c, SSPP_FETCH_CONFIG,
306 			DPU_FETCH_CONFIG_RESET_VALUE |
307 			ctx->mdp->highest_bank_bit << 18);
308 		switch (ctx->catalog->caps->ubwc_version) {
309 		case DPU_HW_UBWC_VER_10:
310 			/* TODO: UBWC v1 case */
311 			break;
312 		case DPU_HW_UBWC_VER_20:
313 			fast_clear = fmt->alpha_enable ? BIT(31) : 0;
314 			DPU_REG_WRITE(c, SSPP_UBWC_STATIC_CTRL,
315 					fast_clear | (ctx->mdp->ubwc_swizzle) |
316 					(ctx->mdp->highest_bank_bit << 4));
317 			break;
318 		case DPU_HW_UBWC_VER_30:
319 			DPU_REG_WRITE(c, SSPP_UBWC_STATIC_CTRL,
320 					BIT(30) | (ctx->mdp->ubwc_swizzle) |
321 					(ctx->mdp->highest_bank_bit << 4));
322 			break;
323 		case DPU_HW_UBWC_VER_40:
324 			DPU_REG_WRITE(c, SSPP_UBWC_STATIC_CTRL,
325 					DPU_FORMAT_IS_YUV(fmt) ? 0 : BIT(30));
326 			break;
327 		}
328 	}
329 
330 	opmode |= MDSS_MDP_OP_PE_OVERRIDE;
331 
332 	/* if this is YUV pixel format, enable CSC */
333 	if (DPU_FORMAT_IS_YUV(fmt))
334 		src_format |= BIT(15);
335 
336 	if (DPU_FORMAT_IS_DX(fmt))
337 		src_format |= BIT(14);
338 
339 	/* update scaler opmode, if appropriate */
340 	if (test_bit(DPU_SSPP_CSC, &ctx->cap->features))
341 		_sspp_setup_opmode(ctx, VIG_OP_CSC_EN | VIG_OP_CSC_SRC_DATAFMT,
342 			DPU_FORMAT_IS_YUV(fmt));
343 	else if (test_bit(DPU_SSPP_CSC_10BIT, &ctx->cap->features))
344 		_sspp_setup_csc10_opmode(ctx,
345 			VIG_CSC_10_EN | VIG_CSC_10_SRC_DATAFMT,
346 			DPU_FORMAT_IS_YUV(fmt));
347 
348 	DPU_REG_WRITE(c, format_off + idx, src_format);
349 	DPU_REG_WRITE(c, unpack_pat_off + idx, unpack);
350 	DPU_REG_WRITE(c, op_mode_off + idx, opmode);
351 
352 	/* clear previous UBWC error */
353 	DPU_REG_WRITE(c, SSPP_UBWC_ERROR_STATUS + idx, BIT(31));
354 }
355 
356 static void dpu_hw_sspp_setup_pe_config(struct dpu_hw_pipe *ctx,
357 		struct dpu_hw_pixel_ext *pe_ext)
358 {
359 	struct dpu_hw_blk_reg_map *c;
360 	u8 color;
361 	u32 lr_pe[4], tb_pe[4], tot_req_pixels[4];
362 	const u32 bytemask = 0xff;
363 	const u32 shortmask = 0xffff;
364 	u32 idx;
365 
366 	if (_sspp_subblk_offset(ctx, DPU_SSPP_SRC, &idx) || !pe_ext)
367 		return;
368 
369 	c = &ctx->hw;
370 
371 	/* program SW pixel extension override for all pipes*/
372 	for (color = 0; color < DPU_MAX_PLANES; color++) {
373 		/* color 2 has the same set of registers as color 1 */
374 		if (color == 2)
375 			continue;
376 
377 		lr_pe[color] = ((pe_ext->right_ftch[color] & bytemask) << 24)|
378 			((pe_ext->right_rpt[color] & bytemask) << 16)|
379 			((pe_ext->left_ftch[color] & bytemask) << 8)|
380 			(pe_ext->left_rpt[color] & bytemask);
381 
382 		tb_pe[color] = ((pe_ext->btm_ftch[color] & bytemask) << 24)|
383 			((pe_ext->btm_rpt[color] & bytemask) << 16)|
384 			((pe_ext->top_ftch[color] & bytemask) << 8)|
385 			(pe_ext->top_rpt[color] & bytemask);
386 
387 		tot_req_pixels[color] = (((pe_ext->roi_h[color] +
388 			pe_ext->num_ext_pxls_top[color] +
389 			pe_ext->num_ext_pxls_btm[color]) & shortmask) << 16) |
390 			((pe_ext->roi_w[color] +
391 			pe_ext->num_ext_pxls_left[color] +
392 			pe_ext->num_ext_pxls_right[color]) & shortmask);
393 	}
394 
395 	/* color 0 */
396 	DPU_REG_WRITE(c, SSPP_SW_PIX_EXT_C0_LR + idx, lr_pe[0]);
397 	DPU_REG_WRITE(c, SSPP_SW_PIX_EXT_C0_TB + idx, tb_pe[0]);
398 	DPU_REG_WRITE(c, SSPP_SW_PIX_EXT_C0_REQ_PIXELS + idx,
399 			tot_req_pixels[0]);
400 
401 	/* color 1 and color 2 */
402 	DPU_REG_WRITE(c, SSPP_SW_PIX_EXT_C1C2_LR + idx, lr_pe[1]);
403 	DPU_REG_WRITE(c, SSPP_SW_PIX_EXT_C1C2_TB + idx, tb_pe[1]);
404 	DPU_REG_WRITE(c, SSPP_SW_PIX_EXT_C1C2_REQ_PIXELS + idx,
405 			tot_req_pixels[1]);
406 
407 	/* color 3 */
408 	DPU_REG_WRITE(c, SSPP_SW_PIX_EXT_C3_LR + idx, lr_pe[3]);
409 	DPU_REG_WRITE(c, SSPP_SW_PIX_EXT_C3_TB + idx, lr_pe[3]);
410 	DPU_REG_WRITE(c, SSPP_SW_PIX_EXT_C3_REQ_PIXELS + idx,
411 			tot_req_pixels[3]);
412 }
413 
414 static void _dpu_hw_sspp_setup_scaler3(struct dpu_hw_pipe *ctx,
415 		struct dpu_hw_pipe_cfg *sspp,
416 		struct dpu_hw_pixel_ext *pe,
417 		void *scaler_cfg)
418 {
419 	u32 idx;
420 	struct dpu_hw_scaler3_cfg *scaler3_cfg = scaler_cfg;
421 
422 	(void)pe;
423 	if (_sspp_subblk_offset(ctx, DPU_SSPP_SCALER_QSEED3, &idx) || !sspp
424 		|| !scaler3_cfg)
425 		return;
426 
427 	dpu_hw_setup_scaler3(&ctx->hw, scaler3_cfg, idx,
428 			ctx->cap->sblk->scaler_blk.version,
429 			sspp->layout.format);
430 }
431 
432 static u32 _dpu_hw_sspp_get_scaler3_ver(struct dpu_hw_pipe *ctx)
433 {
434 	u32 idx;
435 
436 	if (!ctx || _sspp_subblk_offset(ctx, DPU_SSPP_SCALER_QSEED3, &idx))
437 		return 0;
438 
439 	return dpu_hw_get_scaler3_ver(&ctx->hw, idx);
440 }
441 
442 /*
443  * dpu_hw_sspp_setup_rects()
444  */
445 static void dpu_hw_sspp_setup_rects(struct dpu_hw_pipe *ctx,
446 		struct dpu_hw_pipe_cfg *cfg,
447 		enum dpu_sspp_multirect_index rect_index)
448 {
449 	struct dpu_hw_blk_reg_map *c;
450 	u32 src_size, src_xy, dst_size, dst_xy, ystride0, ystride1;
451 	u32 src_size_off, src_xy_off, out_size_off, out_xy_off;
452 	u32 idx;
453 
454 	if (_sspp_subblk_offset(ctx, DPU_SSPP_SRC, &idx) || !cfg)
455 		return;
456 
457 	c = &ctx->hw;
458 
459 	if (rect_index == DPU_SSPP_RECT_SOLO || rect_index == DPU_SSPP_RECT_0) {
460 		src_size_off = SSPP_SRC_SIZE;
461 		src_xy_off = SSPP_SRC_XY;
462 		out_size_off = SSPP_OUT_SIZE;
463 		out_xy_off = SSPP_OUT_XY;
464 	} else {
465 		src_size_off = SSPP_SRC_SIZE_REC1;
466 		src_xy_off = SSPP_SRC_XY_REC1;
467 		out_size_off = SSPP_OUT_SIZE_REC1;
468 		out_xy_off = SSPP_OUT_XY_REC1;
469 	}
470 
471 
472 	/* src and dest rect programming */
473 	src_xy = (cfg->src_rect.y1 << 16) | cfg->src_rect.x1;
474 	src_size = (drm_rect_height(&cfg->src_rect) << 16) |
475 		   drm_rect_width(&cfg->src_rect);
476 	dst_xy = (cfg->dst_rect.y1 << 16) | cfg->dst_rect.x1;
477 	dst_size = (drm_rect_height(&cfg->dst_rect) << 16) |
478 		drm_rect_width(&cfg->dst_rect);
479 
480 	if (rect_index == DPU_SSPP_RECT_SOLO) {
481 		ystride0 = (cfg->layout.plane_pitch[0]) |
482 			(cfg->layout.plane_pitch[1] << 16);
483 		ystride1 = (cfg->layout.plane_pitch[2]) |
484 			(cfg->layout.plane_pitch[3] << 16);
485 	} else {
486 		ystride0 = DPU_REG_READ(c, SSPP_SRC_YSTRIDE0 + idx);
487 		ystride1 = DPU_REG_READ(c, SSPP_SRC_YSTRIDE1 + idx);
488 
489 		if (rect_index == DPU_SSPP_RECT_0) {
490 			ystride0 = (ystride0 & 0xFFFF0000) |
491 				(cfg->layout.plane_pitch[0] & 0x0000FFFF);
492 			ystride1 = (ystride1 & 0xFFFF0000)|
493 				(cfg->layout.plane_pitch[2] & 0x0000FFFF);
494 		} else {
495 			ystride0 = (ystride0 & 0x0000FFFF) |
496 				((cfg->layout.plane_pitch[0] << 16) &
497 				 0xFFFF0000);
498 			ystride1 = (ystride1 & 0x0000FFFF) |
499 				((cfg->layout.plane_pitch[2] << 16) &
500 				 0xFFFF0000);
501 		}
502 	}
503 
504 	/* rectangle register programming */
505 	DPU_REG_WRITE(c, src_size_off + idx, src_size);
506 	DPU_REG_WRITE(c, src_xy_off + idx, src_xy);
507 	DPU_REG_WRITE(c, out_size_off + idx, dst_size);
508 	DPU_REG_WRITE(c, out_xy_off + idx, dst_xy);
509 
510 	DPU_REG_WRITE(c, SSPP_SRC_YSTRIDE0 + idx, ystride0);
511 	DPU_REG_WRITE(c, SSPP_SRC_YSTRIDE1 + idx, ystride1);
512 }
513 
514 static void dpu_hw_sspp_setup_sourceaddress(struct dpu_hw_pipe *ctx,
515 		struct dpu_hw_pipe_cfg *cfg,
516 		enum dpu_sspp_multirect_index rect_mode)
517 {
518 	int i;
519 	u32 idx;
520 
521 	if (_sspp_subblk_offset(ctx, DPU_SSPP_SRC, &idx))
522 		return;
523 
524 	if (rect_mode == DPU_SSPP_RECT_SOLO) {
525 		for (i = 0; i < ARRAY_SIZE(cfg->layout.plane_addr); i++)
526 			DPU_REG_WRITE(&ctx->hw, SSPP_SRC0_ADDR + idx + i * 0x4,
527 					cfg->layout.plane_addr[i]);
528 	} else if (rect_mode == DPU_SSPP_RECT_0) {
529 		DPU_REG_WRITE(&ctx->hw, SSPP_SRC0_ADDR + idx,
530 				cfg->layout.plane_addr[0]);
531 		DPU_REG_WRITE(&ctx->hw, SSPP_SRC2_ADDR + idx,
532 				cfg->layout.plane_addr[2]);
533 	} else {
534 		DPU_REG_WRITE(&ctx->hw, SSPP_SRC1_ADDR + idx,
535 				cfg->layout.plane_addr[0]);
536 		DPU_REG_WRITE(&ctx->hw, SSPP_SRC3_ADDR + idx,
537 				cfg->layout.plane_addr[2]);
538 	}
539 }
540 
541 static void dpu_hw_sspp_setup_csc(struct dpu_hw_pipe *ctx,
542 		struct dpu_csc_cfg *data)
543 {
544 	u32 idx;
545 	bool csc10 = false;
546 
547 	if (_sspp_subblk_offset(ctx, DPU_SSPP_CSC, &idx) || !data)
548 		return;
549 
550 	if (test_bit(DPU_SSPP_CSC_10BIT, &ctx->cap->features)) {
551 		idx += CSC_10BIT_OFFSET;
552 		csc10 = true;
553 	}
554 
555 	dpu_hw_csc_setup(&ctx->hw, idx, data, csc10);
556 }
557 
558 static void dpu_hw_sspp_setup_solidfill(struct dpu_hw_pipe *ctx, u32 color, enum
559 		dpu_sspp_multirect_index rect_index)
560 {
561 	u32 idx;
562 
563 	if (_sspp_subblk_offset(ctx, DPU_SSPP_SRC, &idx))
564 		return;
565 
566 	if (rect_index == DPU_SSPP_RECT_SOLO || rect_index == DPU_SSPP_RECT_0)
567 		DPU_REG_WRITE(&ctx->hw, SSPP_SRC_CONSTANT_COLOR + idx, color);
568 	else
569 		DPU_REG_WRITE(&ctx->hw, SSPP_SRC_CONSTANT_COLOR_REC1 + idx,
570 				color);
571 }
572 
573 static void dpu_hw_sspp_setup_danger_safe_lut(struct dpu_hw_pipe *ctx,
574 		struct dpu_hw_pipe_qos_cfg *cfg)
575 {
576 	u32 idx;
577 
578 	if (_sspp_subblk_offset(ctx, DPU_SSPP_SRC, &idx))
579 		return;
580 
581 	DPU_REG_WRITE(&ctx->hw, SSPP_DANGER_LUT + idx, cfg->danger_lut);
582 	DPU_REG_WRITE(&ctx->hw, SSPP_SAFE_LUT + idx, cfg->safe_lut);
583 }
584 
585 static void dpu_hw_sspp_setup_creq_lut(struct dpu_hw_pipe *ctx,
586 		struct dpu_hw_pipe_qos_cfg *cfg)
587 {
588 	u32 idx;
589 
590 	if (_sspp_subblk_offset(ctx, DPU_SSPP_SRC, &idx))
591 		return;
592 
593 	if (ctx->cap && test_bit(DPU_SSPP_QOS_8LVL, &ctx->cap->features)) {
594 		DPU_REG_WRITE(&ctx->hw, SSPP_CREQ_LUT_0 + idx, cfg->creq_lut);
595 		DPU_REG_WRITE(&ctx->hw, SSPP_CREQ_LUT_1 + idx,
596 				cfg->creq_lut >> 32);
597 	} else {
598 		DPU_REG_WRITE(&ctx->hw, SSPP_CREQ_LUT + idx, cfg->creq_lut);
599 	}
600 }
601 
602 static void dpu_hw_sspp_setup_qos_ctrl(struct dpu_hw_pipe *ctx,
603 		struct dpu_hw_pipe_qos_cfg *cfg)
604 {
605 	u32 idx;
606 	u32 qos_ctrl = 0;
607 
608 	if (_sspp_subblk_offset(ctx, DPU_SSPP_SRC, &idx))
609 		return;
610 
611 	if (cfg->vblank_en) {
612 		qos_ctrl |= ((cfg->creq_vblank &
613 				SSPP_QOS_CTRL_CREQ_VBLANK_MASK) <<
614 				SSPP_QOS_CTRL_CREQ_VBLANK_OFF);
615 		qos_ctrl |= ((cfg->danger_vblank &
616 				SSPP_QOS_CTRL_DANGER_VBLANK_MASK) <<
617 				SSPP_QOS_CTRL_DANGER_VBLANK_OFF);
618 		qos_ctrl |= SSPP_QOS_CTRL_VBLANK_EN;
619 	}
620 
621 	if (cfg->danger_safe_en)
622 		qos_ctrl |= SSPP_QOS_CTRL_DANGER_SAFE_EN;
623 
624 	DPU_REG_WRITE(&ctx->hw, SSPP_QOS_CTRL + idx, qos_ctrl);
625 }
626 
627 static void dpu_hw_sspp_setup_cdp(struct dpu_hw_pipe *ctx,
628 		struct dpu_hw_pipe_cdp_cfg *cfg)
629 {
630 	u32 idx;
631 	u32 cdp_cntl = 0;
632 
633 	if (!ctx || !cfg)
634 		return;
635 
636 	if (_sspp_subblk_offset(ctx, DPU_SSPP_SRC, &idx))
637 		return;
638 
639 	if (cfg->enable)
640 		cdp_cntl |= BIT(0);
641 	if (cfg->ubwc_meta_enable)
642 		cdp_cntl |= BIT(1);
643 	if (cfg->tile_amortize_enable)
644 		cdp_cntl |= BIT(2);
645 	if (cfg->preload_ahead == DPU_SSPP_CDP_PRELOAD_AHEAD_64)
646 		cdp_cntl |= BIT(3);
647 
648 	DPU_REG_WRITE(&ctx->hw, SSPP_CDP_CNTL, cdp_cntl);
649 }
650 
651 static void _setup_layer_ops(struct dpu_hw_pipe *c,
652 		unsigned long features)
653 {
654 	if (test_bit(DPU_SSPP_SRC, &features)) {
655 		c->ops.setup_format = dpu_hw_sspp_setup_format;
656 		c->ops.setup_rects = dpu_hw_sspp_setup_rects;
657 		c->ops.setup_sourceaddress = dpu_hw_sspp_setup_sourceaddress;
658 		c->ops.setup_solidfill = dpu_hw_sspp_setup_solidfill;
659 		c->ops.setup_pe = dpu_hw_sspp_setup_pe_config;
660 	}
661 
662 	if (test_bit(DPU_SSPP_QOS, &features)) {
663 		c->ops.setup_danger_safe_lut =
664 			dpu_hw_sspp_setup_danger_safe_lut;
665 		c->ops.setup_creq_lut = dpu_hw_sspp_setup_creq_lut;
666 		c->ops.setup_qos_ctrl = dpu_hw_sspp_setup_qos_ctrl;
667 	}
668 
669 	if (test_bit(DPU_SSPP_CSC, &features) ||
670 		test_bit(DPU_SSPP_CSC_10BIT, &features))
671 		c->ops.setup_csc = dpu_hw_sspp_setup_csc;
672 
673 	if (test_bit(DPU_SSPP_SMART_DMA_V1, &c->cap->features) ||
674 		test_bit(DPU_SSPP_SMART_DMA_V2, &c->cap->features))
675 		c->ops.setup_multirect = dpu_hw_sspp_setup_multirect;
676 
677 	if (test_bit(DPU_SSPP_SCALER_QSEED3, &features) ||
678 			test_bit(DPU_SSPP_SCALER_QSEED3LITE, &features) ||
679 			test_bit(DPU_SSPP_SCALER_QSEED4, &features)) {
680 		c->ops.setup_scaler = _dpu_hw_sspp_setup_scaler3;
681 		c->ops.get_scaler_ver = _dpu_hw_sspp_get_scaler3_ver;
682 	}
683 
684 	if (test_bit(DPU_SSPP_CDP, &features))
685 		c->ops.setup_cdp = dpu_hw_sspp_setup_cdp;
686 }
687 
688 static const struct dpu_sspp_cfg *_sspp_offset(enum dpu_sspp sspp,
689 		void __iomem *addr,
690 		struct dpu_mdss_cfg *catalog,
691 		struct dpu_hw_blk_reg_map *b)
692 {
693 	int i;
694 
695 	if ((sspp < SSPP_MAX) && catalog && addr && b) {
696 		for (i = 0; i < catalog->sspp_count; i++) {
697 			if (sspp == catalog->sspp[i].id) {
698 				b->base_off = addr;
699 				b->blk_off = catalog->sspp[i].base;
700 				b->length = catalog->sspp[i].len;
701 				b->hwversion = catalog->hwversion;
702 				b->log_mask = DPU_DBG_MASK_SSPP;
703 				return &catalog->sspp[i];
704 			}
705 		}
706 	}
707 
708 	return ERR_PTR(-ENOMEM);
709 }
710 
711 struct dpu_hw_pipe *dpu_hw_sspp_init(enum dpu_sspp idx,
712 		void __iomem *addr, struct dpu_mdss_cfg *catalog,
713 		bool is_virtual_pipe)
714 {
715 	struct dpu_hw_pipe *hw_pipe;
716 	const struct dpu_sspp_cfg *cfg;
717 
718 	if (!addr || !catalog)
719 		return ERR_PTR(-EINVAL);
720 
721 	hw_pipe = kzalloc(sizeof(*hw_pipe), GFP_KERNEL);
722 	if (!hw_pipe)
723 		return ERR_PTR(-ENOMEM);
724 
725 	cfg = _sspp_offset(idx, addr, catalog, &hw_pipe->hw);
726 	if (IS_ERR_OR_NULL(cfg)) {
727 		kfree(hw_pipe);
728 		return ERR_PTR(-EINVAL);
729 	}
730 
731 	/* Assign ops */
732 	hw_pipe->catalog = catalog;
733 	hw_pipe->mdp = &catalog->mdp[0];
734 	hw_pipe->idx = idx;
735 	hw_pipe->cap = cfg;
736 	_setup_layer_ops(hw_pipe, hw_pipe->cap->features);
737 
738 	return hw_pipe;
739 }
740 
741 void dpu_hw_sspp_destroy(struct dpu_hw_pipe *ctx)
742 {
743 	kfree(ctx);
744 }
745 
746