linux/drivers/gpu/drm/msm/disp/dpu1/dpu_hw_sspp.c
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   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
 136static 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 = ctx->cap->sblk;
 142
 143        if (!ctx)
 144                return -EINVAL;
 145
 146        switch (s_id) {
 147        case DPU_SSPP_SRC:
 148                *idx = sblk->src_blk.base;
 149                break;
 150        case DPU_SSPP_SCALER_QSEED2:
 151        case DPU_SSPP_SCALER_QSEED3:
 152        case DPU_SSPP_SCALER_RGB:
 153                *idx = sblk->scaler_blk.base;
 154                break;
 155        case DPU_SSPP_CSC:
 156        case DPU_SSPP_CSC_10BIT:
 157                *idx = sblk->csc_blk.base;
 158                break;
 159        default:
 160                rc = -EINVAL;
 161        }
 162
 163        return rc;
 164}
 165
 166static void dpu_hw_sspp_setup_multirect(struct dpu_hw_pipe *ctx,
 167                enum dpu_sspp_multirect_index index,
 168                enum dpu_sspp_multirect_mode mode)
 169{
 170        u32 mode_mask;
 171        u32 idx;
 172
 173        if (_sspp_subblk_offset(ctx, DPU_SSPP_SRC, &idx))
 174                return;
 175
 176        if (index == DPU_SSPP_RECT_SOLO) {
 177                /**
 178                 * if rect index is RECT_SOLO, we cannot expect a
 179                 * virtual plane sharing the same SSPP id. So we go
 180                 * and disable multirect
 181                 */
 182                mode_mask = 0;
 183        } else {
 184                mode_mask = DPU_REG_READ(&ctx->hw, SSPP_MULTIRECT_OPMODE + idx);
 185                mode_mask |= index;
 186                if (mode == DPU_SSPP_MULTIRECT_TIME_MX)
 187                        mode_mask |= BIT(2);
 188                else
 189                        mode_mask &= ~BIT(2);
 190        }
 191
 192        DPU_REG_WRITE(&ctx->hw, SSPP_MULTIRECT_OPMODE + idx, mode_mask);
 193}
 194
 195static void _sspp_setup_opmode(struct dpu_hw_pipe *ctx,
 196                u32 mask, u8 en)
 197{
 198        u32 idx;
 199        u32 opmode;
 200
 201        if (!test_bit(DPU_SSPP_SCALER_QSEED2, &ctx->cap->features) ||
 202                _sspp_subblk_offset(ctx, DPU_SSPP_SCALER_QSEED2, &idx) ||
 203                !test_bit(DPU_SSPP_CSC, &ctx->cap->features))
 204                return;
 205
 206        opmode = DPU_REG_READ(&ctx->hw, SSPP_VIG_OP_MODE + idx);
 207
 208        if (en)
 209                opmode |= mask;
 210        else
 211                opmode &= ~mask;
 212
 213        DPU_REG_WRITE(&ctx->hw, SSPP_VIG_OP_MODE + idx, opmode);
 214}
 215
 216static void _sspp_setup_csc10_opmode(struct dpu_hw_pipe *ctx,
 217                u32 mask, u8 en)
 218{
 219        u32 idx;
 220        u32 opmode;
 221
 222        if (_sspp_subblk_offset(ctx, DPU_SSPP_CSC_10BIT, &idx))
 223                return;
 224
 225        opmode = DPU_REG_READ(&ctx->hw, SSPP_VIG_CSC_10_OP_MODE + idx);
 226        if (en)
 227                opmode |= mask;
 228        else
 229                opmode &= ~mask;
 230
 231        DPU_REG_WRITE(&ctx->hw, SSPP_VIG_CSC_10_OP_MODE + idx, opmode);
 232}
 233
 234/**
 235 * Setup source pixel format, flip,
 236 */
 237static void dpu_hw_sspp_setup_format(struct dpu_hw_pipe *ctx,
 238                const struct dpu_format *fmt, u32 flags,
 239                enum dpu_sspp_multirect_index rect_mode)
 240{
 241        struct dpu_hw_blk_reg_map *c;
 242        u32 chroma_samp, unpack, src_format;
 243        u32 opmode = 0;
 244        u32 fast_clear = 0;
 245        u32 op_mode_off, unpack_pat_off, format_off;
 246        u32 idx;
 247
 248        if (_sspp_subblk_offset(ctx, DPU_SSPP_SRC, &idx) || !fmt)
 249                return;
 250
 251        if (rect_mode == DPU_SSPP_RECT_SOLO || rect_mode == DPU_SSPP_RECT_0) {
 252                op_mode_off = SSPP_SRC_OP_MODE;
 253                unpack_pat_off = SSPP_SRC_UNPACK_PATTERN;
 254                format_off = SSPP_SRC_FORMAT;
 255        } else {
 256                op_mode_off = SSPP_SRC_OP_MODE_REC1;
 257                unpack_pat_off = SSPP_SRC_UNPACK_PATTERN_REC1;
 258                format_off = SSPP_SRC_FORMAT_REC1;
 259        }
 260
 261        c = &ctx->hw;
 262        opmode = DPU_REG_READ(c, op_mode_off + idx);
 263        opmode &= ~(MDSS_MDP_OP_FLIP_LR | MDSS_MDP_OP_FLIP_UD |
 264                        MDSS_MDP_OP_BWC_EN | MDSS_MDP_OP_PE_OVERRIDE);
 265
 266        if (flags & DPU_SSPP_FLIP_LR)
 267                opmode |= MDSS_MDP_OP_FLIP_LR;
 268        if (flags & DPU_SSPP_FLIP_UD)
 269                opmode |= MDSS_MDP_OP_FLIP_UD;
 270
 271        chroma_samp = fmt->chroma_sample;
 272        if (flags & DPU_SSPP_SOURCE_ROTATED_90) {
 273                if (chroma_samp == DPU_CHROMA_H2V1)
 274                        chroma_samp = DPU_CHROMA_H1V2;
 275                else if (chroma_samp == DPU_CHROMA_H1V2)
 276                        chroma_samp = DPU_CHROMA_H2V1;
 277        }
 278
 279        src_format = (chroma_samp << 23) | (fmt->fetch_planes << 19) |
 280                (fmt->bits[C3_ALPHA] << 6) | (fmt->bits[C2_R_Cr] << 4) |
 281                (fmt->bits[C1_B_Cb] << 2) | (fmt->bits[C0_G_Y] << 0);
 282
 283        if (flags & DPU_SSPP_ROT_90)
 284                src_format |= BIT(11); /* ROT90 */
 285
 286        if (fmt->alpha_enable && fmt->fetch_planes == DPU_PLANE_INTERLEAVED)
 287                src_format |= BIT(8); /* SRCC3_EN */
 288
 289        if (flags & DPU_SSPP_SOLID_FILL)
 290                src_format |= BIT(22);
 291
 292        unpack = (fmt->element[3] << 24) | (fmt->element[2] << 16) |
 293                (fmt->element[1] << 8) | (fmt->element[0] << 0);
 294        src_format |= ((fmt->unpack_count - 1) << 12) |
 295                (fmt->unpack_tight << 17) |
 296                (fmt->unpack_align_msb << 18) |
 297                ((fmt->bpp - 1) << 9);
 298
 299        if (fmt->fetch_mode != DPU_FETCH_LINEAR) {
 300                if (DPU_FORMAT_IS_UBWC(fmt))
 301                        opmode |= MDSS_MDP_OP_BWC_EN;
 302                src_format |= (fmt->fetch_mode & 3) << 30; /*FRAME_FORMAT */
 303                DPU_REG_WRITE(c, SSPP_FETCH_CONFIG,
 304                        DPU_FETCH_CONFIG_RESET_VALUE |
 305                        ctx->mdp->highest_bank_bit << 18);
 306                switch (ctx->catalog->caps->ubwc_version) {
 307                case DPU_HW_UBWC_VER_10:
 308                        /* TODO: UBWC v1 case */
 309                        break;
 310                case DPU_HW_UBWC_VER_20:
 311                        fast_clear = fmt->alpha_enable ? BIT(31) : 0;
 312                        DPU_REG_WRITE(c, SSPP_UBWC_STATIC_CTRL,
 313                                        fast_clear | (ctx->mdp->ubwc_swizzle) |
 314                                        (ctx->mdp->highest_bank_bit << 4));
 315                        break;
 316                case DPU_HW_UBWC_VER_30:
 317                        DPU_REG_WRITE(c, SSPP_UBWC_STATIC_CTRL,
 318                                        BIT(30) | (ctx->mdp->ubwc_swizzle) |
 319                                        (ctx->mdp->highest_bank_bit << 4));
 320                        break;
 321                case DPU_HW_UBWC_VER_40:
 322                        DPU_REG_WRITE(c, SSPP_UBWC_STATIC_CTRL,
 323                                        DPU_FORMAT_IS_YUV(fmt) ? 0 : BIT(30));
 324                        break;
 325                }
 326        }
 327
 328        opmode |= MDSS_MDP_OP_PE_OVERRIDE;
 329
 330        /* if this is YUV pixel format, enable CSC */
 331        if (DPU_FORMAT_IS_YUV(fmt))
 332                src_format |= BIT(15);
 333
 334        if (DPU_FORMAT_IS_DX(fmt))
 335                src_format |= BIT(14);
 336
 337        /* update scaler opmode, if appropriate */
 338        if (test_bit(DPU_SSPP_CSC, &ctx->cap->features))
 339                _sspp_setup_opmode(ctx, VIG_OP_CSC_EN | VIG_OP_CSC_SRC_DATAFMT,
 340                        DPU_FORMAT_IS_YUV(fmt));
 341        else if (test_bit(DPU_SSPP_CSC_10BIT, &ctx->cap->features))
 342                _sspp_setup_csc10_opmode(ctx,
 343                        VIG_CSC_10_EN | VIG_CSC_10_SRC_DATAFMT,
 344                        DPU_FORMAT_IS_YUV(fmt));
 345
 346        DPU_REG_WRITE(c, format_off + idx, src_format);
 347        DPU_REG_WRITE(c, unpack_pat_off + idx, unpack);
 348        DPU_REG_WRITE(c, op_mode_off + idx, opmode);
 349
 350        /* clear previous UBWC error */
 351        DPU_REG_WRITE(c, SSPP_UBWC_ERROR_STATUS + idx, BIT(31));
 352}
 353
 354static void dpu_hw_sspp_setup_pe_config(struct dpu_hw_pipe *ctx,
 355                struct dpu_hw_pixel_ext *pe_ext)
 356{
 357        struct dpu_hw_blk_reg_map *c;
 358        u8 color;
 359        u32 lr_pe[4], tb_pe[4], tot_req_pixels[4];
 360        const u32 bytemask = 0xff;
 361        const u32 shortmask = 0xffff;
 362        u32 idx;
 363
 364        if (_sspp_subblk_offset(ctx, DPU_SSPP_SRC, &idx) || !pe_ext)
 365                return;
 366
 367        c = &ctx->hw;
 368
 369        /* program SW pixel extension override for all pipes*/
 370        for (color = 0; color < DPU_MAX_PLANES; color++) {
 371                /* color 2 has the same set of registers as color 1 */
 372                if (color == 2)
 373                        continue;
 374
 375                lr_pe[color] = ((pe_ext->right_ftch[color] & bytemask) << 24)|
 376                        ((pe_ext->right_rpt[color] & bytemask) << 16)|
 377                        ((pe_ext->left_ftch[color] & bytemask) << 8)|
 378                        (pe_ext->left_rpt[color] & bytemask);
 379
 380                tb_pe[color] = ((pe_ext->btm_ftch[color] & bytemask) << 24)|
 381                        ((pe_ext->btm_rpt[color] & bytemask) << 16)|
 382                        ((pe_ext->top_ftch[color] & bytemask) << 8)|
 383                        (pe_ext->top_rpt[color] & bytemask);
 384
 385                tot_req_pixels[color] = (((pe_ext->roi_h[color] +
 386                        pe_ext->num_ext_pxls_top[color] +
 387                        pe_ext->num_ext_pxls_btm[color]) & shortmask) << 16) |
 388                        ((pe_ext->roi_w[color] +
 389                        pe_ext->num_ext_pxls_left[color] +
 390                        pe_ext->num_ext_pxls_right[color]) & shortmask);
 391        }
 392
 393        /* color 0 */
 394        DPU_REG_WRITE(c, SSPP_SW_PIX_EXT_C0_LR + idx, lr_pe[0]);
 395        DPU_REG_WRITE(c, SSPP_SW_PIX_EXT_C0_TB + idx, tb_pe[0]);
 396        DPU_REG_WRITE(c, SSPP_SW_PIX_EXT_C0_REQ_PIXELS + idx,
 397                        tot_req_pixels[0]);
 398
 399        /* color 1 and color 2 */
 400        DPU_REG_WRITE(c, SSPP_SW_PIX_EXT_C1C2_LR + idx, lr_pe[1]);
 401        DPU_REG_WRITE(c, SSPP_SW_PIX_EXT_C1C2_TB + idx, tb_pe[1]);
 402        DPU_REG_WRITE(c, SSPP_SW_PIX_EXT_C1C2_REQ_PIXELS + idx,
 403                        tot_req_pixels[1]);
 404
 405        /* color 3 */
 406        DPU_REG_WRITE(c, SSPP_SW_PIX_EXT_C3_LR + idx, lr_pe[3]);
 407        DPU_REG_WRITE(c, SSPP_SW_PIX_EXT_C3_TB + idx, lr_pe[3]);
 408        DPU_REG_WRITE(c, SSPP_SW_PIX_EXT_C3_REQ_PIXELS + idx,
 409                        tot_req_pixels[3]);
 410}
 411
 412static void _dpu_hw_sspp_setup_scaler3(struct dpu_hw_pipe *ctx,
 413                struct dpu_hw_pipe_cfg *sspp,
 414                struct dpu_hw_pixel_ext *pe,
 415                void *scaler_cfg)
 416{
 417        u32 idx;
 418        struct dpu_hw_scaler3_cfg *scaler3_cfg = scaler_cfg;
 419
 420        (void)pe;
 421        if (_sspp_subblk_offset(ctx, DPU_SSPP_SCALER_QSEED3, &idx) || !sspp
 422                || !scaler3_cfg || !ctx || !ctx->cap || !ctx->cap->sblk)
 423                return;
 424
 425        dpu_hw_setup_scaler3(&ctx->hw, scaler3_cfg, idx,
 426                        ctx->cap->sblk->scaler_blk.version,
 427                        sspp->layout.format);
 428}
 429
 430static u32 _dpu_hw_sspp_get_scaler3_ver(struct dpu_hw_pipe *ctx)
 431{
 432        u32 idx;
 433
 434        if (!ctx || _sspp_subblk_offset(ctx, DPU_SSPP_SCALER_QSEED3, &idx))
 435                return 0;
 436
 437        return dpu_hw_get_scaler3_ver(&ctx->hw, idx);
 438}
 439
 440/**
 441 * dpu_hw_sspp_setup_rects()
 442 */
 443static void dpu_hw_sspp_setup_rects(struct dpu_hw_pipe *ctx,
 444                struct dpu_hw_pipe_cfg *cfg,
 445                enum dpu_sspp_multirect_index rect_index)
 446{
 447        struct dpu_hw_blk_reg_map *c;
 448        u32 src_size, src_xy, dst_size, dst_xy, ystride0, ystride1;
 449        u32 src_size_off, src_xy_off, out_size_off, out_xy_off;
 450        u32 idx;
 451
 452        if (_sspp_subblk_offset(ctx, DPU_SSPP_SRC, &idx) || !cfg)
 453                return;
 454
 455        c = &ctx->hw;
 456
 457        if (rect_index == DPU_SSPP_RECT_SOLO || rect_index == DPU_SSPP_RECT_0) {
 458                src_size_off = SSPP_SRC_SIZE;
 459                src_xy_off = SSPP_SRC_XY;
 460                out_size_off = SSPP_OUT_SIZE;
 461                out_xy_off = SSPP_OUT_XY;
 462        } else {
 463                src_size_off = SSPP_SRC_SIZE_REC1;
 464                src_xy_off = SSPP_SRC_XY_REC1;
 465                out_size_off = SSPP_OUT_SIZE_REC1;
 466                out_xy_off = SSPP_OUT_XY_REC1;
 467        }
 468
 469
 470        /* src and dest rect programming */
 471        src_xy = (cfg->src_rect.y1 << 16) | cfg->src_rect.x1;
 472        src_size = (drm_rect_height(&cfg->src_rect) << 16) |
 473                   drm_rect_width(&cfg->src_rect);
 474        dst_xy = (cfg->dst_rect.y1 << 16) | cfg->dst_rect.x1;
 475        dst_size = (drm_rect_height(&cfg->dst_rect) << 16) |
 476                drm_rect_width(&cfg->dst_rect);
 477
 478        if (rect_index == DPU_SSPP_RECT_SOLO) {
 479                ystride0 = (cfg->layout.plane_pitch[0]) |
 480                        (cfg->layout.plane_pitch[1] << 16);
 481                ystride1 = (cfg->layout.plane_pitch[2]) |
 482                        (cfg->layout.plane_pitch[3] << 16);
 483        } else {
 484                ystride0 = DPU_REG_READ(c, SSPP_SRC_YSTRIDE0 + idx);
 485                ystride1 = DPU_REG_READ(c, SSPP_SRC_YSTRIDE1 + idx);
 486
 487                if (rect_index == DPU_SSPP_RECT_0) {
 488                        ystride0 = (ystride0 & 0xFFFF0000) |
 489                                (cfg->layout.plane_pitch[0] & 0x0000FFFF);
 490                        ystride1 = (ystride1 & 0xFFFF0000)|
 491                                (cfg->layout.plane_pitch[2] & 0x0000FFFF);
 492                } else {
 493                        ystride0 = (ystride0 & 0x0000FFFF) |
 494                                ((cfg->layout.plane_pitch[0] << 16) &
 495                                 0xFFFF0000);
 496                        ystride1 = (ystride1 & 0x0000FFFF) |
 497                                ((cfg->layout.plane_pitch[2] << 16) &
 498                                 0xFFFF0000);
 499                }
 500        }
 501
 502        /* rectangle register programming */
 503        DPU_REG_WRITE(c, src_size_off + idx, src_size);
 504        DPU_REG_WRITE(c, src_xy_off + idx, src_xy);
 505        DPU_REG_WRITE(c, out_size_off + idx, dst_size);
 506        DPU_REG_WRITE(c, out_xy_off + idx, dst_xy);
 507
 508        DPU_REG_WRITE(c, SSPP_SRC_YSTRIDE0 + idx, ystride0);
 509        DPU_REG_WRITE(c, SSPP_SRC_YSTRIDE1 + idx, ystride1);
 510}
 511
 512static void dpu_hw_sspp_setup_sourceaddress(struct dpu_hw_pipe *ctx,
 513                struct dpu_hw_pipe_cfg *cfg,
 514                enum dpu_sspp_multirect_index rect_mode)
 515{
 516        int i;
 517        u32 idx;
 518
 519        if (_sspp_subblk_offset(ctx, DPU_SSPP_SRC, &idx))
 520                return;
 521
 522        if (rect_mode == DPU_SSPP_RECT_SOLO) {
 523                for (i = 0; i < ARRAY_SIZE(cfg->layout.plane_addr); i++)
 524                        DPU_REG_WRITE(&ctx->hw, SSPP_SRC0_ADDR + idx + i * 0x4,
 525                                        cfg->layout.plane_addr[i]);
 526        } else if (rect_mode == DPU_SSPP_RECT_0) {
 527                DPU_REG_WRITE(&ctx->hw, SSPP_SRC0_ADDR + idx,
 528                                cfg->layout.plane_addr[0]);
 529                DPU_REG_WRITE(&ctx->hw, SSPP_SRC2_ADDR + idx,
 530                                cfg->layout.plane_addr[2]);
 531        } else {
 532                DPU_REG_WRITE(&ctx->hw, SSPP_SRC1_ADDR + idx,
 533                                cfg->layout.plane_addr[0]);
 534                DPU_REG_WRITE(&ctx->hw, SSPP_SRC3_ADDR + idx,
 535                                cfg->layout.plane_addr[2]);
 536        }
 537}
 538
 539static void dpu_hw_sspp_setup_csc(struct dpu_hw_pipe *ctx,
 540                struct dpu_csc_cfg *data)
 541{
 542        u32 idx;
 543        bool csc10 = false;
 544
 545        if (_sspp_subblk_offset(ctx, DPU_SSPP_CSC, &idx) || !data)
 546                return;
 547
 548        if (test_bit(DPU_SSPP_CSC_10BIT, &ctx->cap->features)) {
 549                idx += CSC_10BIT_OFFSET;
 550                csc10 = true;
 551        }
 552
 553        dpu_hw_csc_setup(&ctx->hw, idx, data, csc10);
 554}
 555
 556static void dpu_hw_sspp_setup_solidfill(struct dpu_hw_pipe *ctx, u32 color, enum
 557                dpu_sspp_multirect_index rect_index)
 558{
 559        u32 idx;
 560
 561        if (_sspp_subblk_offset(ctx, DPU_SSPP_SRC, &idx))
 562                return;
 563
 564        if (rect_index == DPU_SSPP_RECT_SOLO || rect_index == DPU_SSPP_RECT_0)
 565                DPU_REG_WRITE(&ctx->hw, SSPP_SRC_CONSTANT_COLOR + idx, color);
 566        else
 567                DPU_REG_WRITE(&ctx->hw, SSPP_SRC_CONSTANT_COLOR_REC1 + idx,
 568                                color);
 569}
 570
 571static void dpu_hw_sspp_setup_danger_safe_lut(struct dpu_hw_pipe *ctx,
 572                struct dpu_hw_pipe_qos_cfg *cfg)
 573{
 574        u32 idx;
 575
 576        if (_sspp_subblk_offset(ctx, DPU_SSPP_SRC, &idx))
 577                return;
 578
 579        DPU_REG_WRITE(&ctx->hw, SSPP_DANGER_LUT + idx, cfg->danger_lut);
 580        DPU_REG_WRITE(&ctx->hw, SSPP_SAFE_LUT + idx, cfg->safe_lut);
 581}
 582
 583static void dpu_hw_sspp_setup_creq_lut(struct dpu_hw_pipe *ctx,
 584                struct dpu_hw_pipe_qos_cfg *cfg)
 585{
 586        u32 idx;
 587
 588        if (_sspp_subblk_offset(ctx, DPU_SSPP_SRC, &idx))
 589                return;
 590
 591        if (ctx->cap && test_bit(DPU_SSPP_QOS_8LVL, &ctx->cap->features)) {
 592                DPU_REG_WRITE(&ctx->hw, SSPP_CREQ_LUT_0 + idx, cfg->creq_lut);
 593                DPU_REG_WRITE(&ctx->hw, SSPP_CREQ_LUT_1 + idx,
 594                                cfg->creq_lut >> 32);
 595        } else {
 596                DPU_REG_WRITE(&ctx->hw, SSPP_CREQ_LUT + idx, cfg->creq_lut);
 597        }
 598}
 599
 600static void dpu_hw_sspp_setup_qos_ctrl(struct dpu_hw_pipe *ctx,
 601                struct dpu_hw_pipe_qos_cfg *cfg)
 602{
 603        u32 idx;
 604        u32 qos_ctrl = 0;
 605
 606        if (_sspp_subblk_offset(ctx, DPU_SSPP_SRC, &idx))
 607                return;
 608
 609        if (cfg->vblank_en) {
 610                qos_ctrl |= ((cfg->creq_vblank &
 611                                SSPP_QOS_CTRL_CREQ_VBLANK_MASK) <<
 612                                SSPP_QOS_CTRL_CREQ_VBLANK_OFF);
 613                qos_ctrl |= ((cfg->danger_vblank &
 614                                SSPP_QOS_CTRL_DANGER_VBLANK_MASK) <<
 615                                SSPP_QOS_CTRL_DANGER_VBLANK_OFF);
 616                qos_ctrl |= SSPP_QOS_CTRL_VBLANK_EN;
 617        }
 618
 619        if (cfg->danger_safe_en)
 620                qos_ctrl |= SSPP_QOS_CTRL_DANGER_SAFE_EN;
 621
 622        DPU_REG_WRITE(&ctx->hw, SSPP_QOS_CTRL + idx, qos_ctrl);
 623}
 624
 625static void dpu_hw_sspp_setup_cdp(struct dpu_hw_pipe *ctx,
 626                struct dpu_hw_pipe_cdp_cfg *cfg)
 627{
 628        u32 idx;
 629        u32 cdp_cntl = 0;
 630
 631        if (!ctx || !cfg)
 632                return;
 633
 634        if (_sspp_subblk_offset(ctx, DPU_SSPP_SRC, &idx))
 635                return;
 636
 637        if (cfg->enable)
 638                cdp_cntl |= BIT(0);
 639        if (cfg->ubwc_meta_enable)
 640                cdp_cntl |= BIT(1);
 641        if (cfg->tile_amortize_enable)
 642                cdp_cntl |= BIT(2);
 643        if (cfg->preload_ahead == DPU_SSPP_CDP_PRELOAD_AHEAD_64)
 644                cdp_cntl |= BIT(3);
 645
 646        DPU_REG_WRITE(&ctx->hw, SSPP_CDP_CNTL, cdp_cntl);
 647}
 648
 649static void _setup_layer_ops(struct dpu_hw_pipe *c,
 650                unsigned long features)
 651{
 652        if (test_bit(DPU_SSPP_SRC, &features)) {
 653                c->ops.setup_format = dpu_hw_sspp_setup_format;
 654                c->ops.setup_rects = dpu_hw_sspp_setup_rects;
 655                c->ops.setup_sourceaddress = dpu_hw_sspp_setup_sourceaddress;
 656                c->ops.setup_solidfill = dpu_hw_sspp_setup_solidfill;
 657                c->ops.setup_pe = dpu_hw_sspp_setup_pe_config;
 658        }
 659
 660        if (test_bit(DPU_SSPP_QOS, &features)) {
 661                c->ops.setup_danger_safe_lut =
 662                        dpu_hw_sspp_setup_danger_safe_lut;
 663                c->ops.setup_creq_lut = dpu_hw_sspp_setup_creq_lut;
 664                c->ops.setup_qos_ctrl = dpu_hw_sspp_setup_qos_ctrl;
 665        }
 666
 667        if (test_bit(DPU_SSPP_CSC, &features) ||
 668                test_bit(DPU_SSPP_CSC_10BIT, &features))
 669                c->ops.setup_csc = dpu_hw_sspp_setup_csc;
 670
 671        if (test_bit(DPU_SSPP_SMART_DMA_V1, &c->cap->features) ||
 672                test_bit(DPU_SSPP_SMART_DMA_V2, &c->cap->features))
 673                c->ops.setup_multirect = dpu_hw_sspp_setup_multirect;
 674
 675        if (test_bit(DPU_SSPP_SCALER_QSEED3, &features) ||
 676                        test_bit(DPU_SSPP_SCALER_QSEED4, &features)) {
 677                c->ops.setup_scaler = _dpu_hw_sspp_setup_scaler3;
 678                c->ops.get_scaler_ver = _dpu_hw_sspp_get_scaler3_ver;
 679        }
 680
 681        if (test_bit(DPU_SSPP_CDP, &features))
 682                c->ops.setup_cdp = dpu_hw_sspp_setup_cdp;
 683}
 684
 685static const struct dpu_sspp_cfg *_sspp_offset(enum dpu_sspp sspp,
 686                void __iomem *addr,
 687                struct dpu_mdss_cfg *catalog,
 688                struct dpu_hw_blk_reg_map *b)
 689{
 690        int i;
 691
 692        if ((sspp < SSPP_MAX) && catalog && addr && b) {
 693                for (i = 0; i < catalog->sspp_count; i++) {
 694                        if (sspp == catalog->sspp[i].id) {
 695                                b->base_off = addr;
 696                                b->blk_off = catalog->sspp[i].base;
 697                                b->length = catalog->sspp[i].len;
 698                                b->hwversion = catalog->hwversion;
 699                                b->log_mask = DPU_DBG_MASK_SSPP;
 700                                return &catalog->sspp[i];
 701                        }
 702                }
 703        }
 704
 705        return ERR_PTR(-ENOMEM);
 706}
 707
 708static struct dpu_hw_blk_ops dpu_hw_ops;
 709
 710struct dpu_hw_pipe *dpu_hw_sspp_init(enum dpu_sspp idx,
 711                void __iomem *addr, struct dpu_mdss_cfg *catalog,
 712                bool is_virtual_pipe)
 713{
 714        struct dpu_hw_pipe *hw_pipe;
 715        const struct dpu_sspp_cfg *cfg;
 716
 717        if (!addr || !catalog)
 718                return ERR_PTR(-EINVAL);
 719
 720        hw_pipe = kzalloc(sizeof(*hw_pipe), GFP_KERNEL);
 721        if (!hw_pipe)
 722                return ERR_PTR(-ENOMEM);
 723
 724        cfg = _sspp_offset(idx, addr, catalog, &hw_pipe->hw);
 725        if (IS_ERR_OR_NULL(cfg)) {
 726                kfree(hw_pipe);
 727                return ERR_PTR(-EINVAL);
 728        }
 729
 730        /* Assign ops */
 731        hw_pipe->catalog = catalog;
 732        hw_pipe->mdp = &catalog->mdp[0];
 733        hw_pipe->idx = idx;
 734        hw_pipe->cap = cfg;
 735        _setup_layer_ops(hw_pipe, hw_pipe->cap->features);
 736
 737        dpu_hw_blk_init(&hw_pipe->base, DPU_HW_BLK_SSPP, idx, &dpu_hw_ops);
 738
 739        return hw_pipe;
 740}
 741
 742void dpu_hw_sspp_destroy(struct dpu_hw_pipe *ctx)
 743{
 744        if (ctx)
 745                dpu_hw_blk_destroy(&ctx->base);
 746        kfree(ctx);
 747}
 748
 749