drivers/gpu/drm/meson/meson_plane.c

   1 // SPDX-License-Identifier: GPL-2.0-or-later
   2 /*
   3  * Copyright (C) 2016 BayLibre, SAS
   4  * Author: Neil Armstrong <narmstrong@baylibre.com>
   5  * Copyright (C) 2015 Amlogic, Inc. All rights reserved.
   6  * Copyright (C) 2014 Endless Mobile
   7  *
   8  * Written by:
   9  *     Jasper St. Pierre <jstpierre@mecheye.net>
  10  */
  11
  12 #include <linux/bitfield.h>
  13
  14 #include <drm/drm_atomic.h>
  15 #include <drm/drm_atomic_helper.h>
  16 #include <drm/drm_device.h>
  17 #include <drm/drm_fb_cma_helper.h>
  18 #include <drm/drm_fourcc.h>
  19 #include <drm/drm_gem_atomic_helper.h>
  20 #include <drm/drm_gem_cma_helper.h>
  21 #include <drm/drm_plane_helper.h>
  22
  23 #include "meson_plane.h"
  24 #include "meson_registers.h"
  25 #include "meson_viu.h"
  26 #include "meson_osd_afbcd.h"
  27
  28 /* OSD_SCI_WH_M1 */
  29 #define SCI_WH_M1_W(w)                  FIELD_PREP(GENMASK(28, 16), w)
  30 #define SCI_WH_M1_H(h)                  FIELD_PREP(GENMASK(12, 0), h)
  31
  32 /* OSD_SCO_H_START_END */
  33 /* OSD_SCO_V_START_END */
  34 #define SCO_HV_START(start)             FIELD_PREP(GENMASK(27, 16), start)
  35 #define SCO_HV_END(end)                 FIELD_PREP(GENMASK(11, 0), end)
  36
  37 /* OSD_SC_CTRL0 */
  38 #define SC_CTRL0_PATH_EN                BIT(3)
  39 #define SC_CTRL0_SEL_OSD1               BIT(2)
  40
  41 /* OSD_VSC_CTRL0 */
  42 #define VSC_BANK_LEN(value)             FIELD_PREP(GENMASK(2, 0), value)
  43 #define VSC_TOP_INI_RCV_NUM(value)      FIELD_PREP(GENMASK(6, 3), value)
  44 #define VSC_TOP_RPT_L0_NUM(value)       FIELD_PREP(GENMASK(9, 8), value)
  45 #define VSC_BOT_INI_RCV_NUM(value)      FIELD_PREP(GENMASK(14, 11), value)
  46 #define VSC_BOT_RPT_L0_NUM(value)       FIELD_PREP(GENMASK(17, 16), value)
  47 #define VSC_PROG_INTERLACE              BIT(23)
  48 #define VSC_VERTICAL_SCALER_EN          BIT(24)
  49
  50 /* OSD_VSC_INI_PHASE */
  51 #define VSC_INI_PHASE_BOT(bottom)       FIELD_PREP(GENMASK(31, 16), bottom)
  52 #define VSC_INI_PHASE_TOP(top)          FIELD_PREP(GENMASK(15, 0), top)
  53
  54 /* OSD_HSC_CTRL0 */
  55 #define HSC_BANK_LENGTH(value)          FIELD_PREP(GENMASK(2, 0), value)
  56 #define HSC_INI_RCV_NUM0(value)         FIELD_PREP(GENMASK(6, 3), value)
  57 #define HSC_RPT_P0_NUM0(value)          FIELD_PREP(GENMASK(9, 8), value)
  58 #define HSC_HORIZ_SCALER_EN             BIT(22)
  59
  60 /* VPP_OSD_VSC_PHASE_STEP */
  61 /* VPP_OSD_HSC_PHASE_STEP */
  62 #define SC_PHASE_STEP(value)            FIELD_PREP(GENMASK(27, 0), value)
  63
  64 struct meson_plane {
  65         struct drm_plane base;
  66         struct meson_drm *priv;
  67         bool enabled;
  68 };
  69 #define to_meson_plane(x) container_of(x, struct meson_plane, base)
  70
  71 #define FRAC_16_16(mult, div)    (((mult) << 16) / (div))
  72
  73 static int meson_plane_atomic_check(struct drm_plane *plane,
  74                                     struct drm_atomic_state *state)
  75 {
  76         struct drm_plane_state *new_plane_state = drm_atomic_get_new_plane_state(state,
  77                                                                                  plane);
  78         struct drm_crtc_state *crtc_state;
  79
  80         if (!new_plane_state->crtc)
  81                 return 0;
  82
  83         crtc_state = drm_atomic_get_crtc_state(state,
  84                                                new_plane_state->crtc);
  85         if (IS_ERR(crtc_state))
  86                 return PTR_ERR(crtc_state);
  87
  88         /*
  89          * Only allow :
  90          * - Upscaling up to 5x, vertical and horizontal
  91          * - Final coordinates must match crtc size
  92          */
  93         return drm_atomic_helper_check_plane_state(new_plane_state,
  94                                                    crtc_state,
  95                                                    FRAC_16_16(1, 5),
  96                                                    DRM_PLANE_HELPER_NO_SCALING,
  97                                                    false, true);
  98 }
  99
 100 #define MESON_MOD_AFBC_VALID_BITS (AFBC_FORMAT_MOD_BLOCK_SIZE_16x16 |   \
 101                                    AFBC_FORMAT_MOD_BLOCK_SIZE_32x8 |    \
 102                                    AFBC_FORMAT_MOD_YTR |                \
 103                                    AFBC_FORMAT_MOD_SPARSE |             \
 104                                    AFBC_FORMAT_MOD_SPLIT)
 105
 106 /* Takes a fixed 16.16 number and converts it to integer. */
 107 static inline int64_t fixed16_to_int(int64_t value)
 108 {
 109         return value >> 16;
 110 }
 111
 112 static u32 meson_g12a_afbcd_line_stride(struct meson_drm *priv)
 113 {
 114         u32 line_stride = 0;
 115
 116         switch (priv->afbcd.format) {
 117         case DRM_FORMAT_RGB565:
 118                 line_stride = ((priv->viu.osd1_width << 4) + 127) >> 7;
 119                 break;
 120         case DRM_FORMAT_RGB888:
 121         case DRM_FORMAT_XRGB8888:
 122         case DRM_FORMAT_ARGB8888:
 123         case DRM_FORMAT_XBGR8888:
 124         case DRM_FORMAT_ABGR8888:
 125                 line_stride = ((priv->viu.osd1_width << 5) + 127) >> 7;
 126                 break;
 127         }
 128
 129         return ((line_stride + 1) >> 1) << 1;
 130 }
 131
 132 static void meson_plane_atomic_update(struct drm_plane *plane,
 133                                       struct drm_atomic_state *state)
 134 {
 135         struct meson_plane *meson_plane = to_meson_plane(plane);
 136         struct drm_plane_state *new_state = drm_atomic_get_new_plane_state(state,
 137                                                                            plane);
 138         struct drm_rect dest = drm_plane_state_dest(new_state);
 139         struct meson_drm *priv = meson_plane->priv;
 140         struct drm_framebuffer *fb = new_state->fb;
 141         struct drm_gem_cma_object *gem;
 142         unsigned long flags;
 143         int vsc_ini_rcv_num, vsc_ini_rpt_p0_num;
 144         int vsc_bot_rcv_num, vsc_bot_rpt_p0_num;
 145         int hsc_ini_rcv_num, hsc_ini_rpt_p0_num;
 146         int hf_phase_step, vf_phase_step;
 147         int src_w, src_h, dst_w, dst_h;
 148         int bot_ini_phase;
 149         int hf_bank_len;
 150         int vf_bank_len;
 151         u8 canvas_id_osd1;
 152
 153         /*
 154          * Update Coordinates
 155          * Update Formats
 156          * Update Buffer
 157          * Enable Plane
 158          */
 159         spin_lock_irqsave(&priv->drm->event_lock, flags);
 160
 161         /* Check if AFBC decoder is required for this buffer */
 162         if ((meson_vpu_is_compatible(priv, VPU_COMPATIBLE_GXM) ||
 163              meson_vpu_is_compatible(priv, VPU_COMPATIBLE_G12A)) &&
 164             fb->modifier & DRM_FORMAT_MOD_ARM_AFBC(MESON_MOD_AFBC_VALID_BITS))
 165                 priv->viu.osd1_afbcd = true;
 166         else
 167                 priv->viu.osd1_afbcd = false;
 168
 169         /* Enable OSD and BLK0, set max global alpha */
 170         priv->viu.osd1_ctrl_stat = OSD_ENABLE |
 171                                    (0xFF << OSD_GLOBAL_ALPHA_SHIFT) |
 172                                    OSD_BLK0_ENABLE;
 173
 174         priv->viu.osd1_ctrl_stat2 = readl(priv->io_base +
 175                                           _REG(VIU_OSD1_CTRL_STAT2));
 176
 177         canvas_id_osd1 = priv->canvas_id_osd1;
 178
 179         /* Set up BLK0 to point to the right canvas */
 180         priv->viu.osd1_blk0_cfg[0] = canvas_id_osd1 << OSD_CANVAS_SEL;
 181
 182         if (priv->viu.osd1_afbcd) {
 183                 if (meson_vpu_is_compatible(priv, VPU_COMPATIBLE_G12A)) {
 184                         /* This is the internal decoding memory address */
 185                         priv->viu.osd1_blk1_cfg4 = MESON_G12A_AFBCD_OUT_ADDR;
 186                         priv->viu.osd1_blk0_cfg[0] |= OSD_ENDIANNESS_BE;
 187                         priv->viu.osd1_ctrl_stat2 |= OSD_PENDING_STAT_CLEAN;
 188                         priv->viu.osd1_ctrl_stat |= VIU_OSD1_CFG_SYN_EN;
 189                 }
 190
 191                 if (meson_vpu_is_compatible(priv, VPU_COMPATIBLE_GXM)) {
 192                         priv->viu.osd1_blk0_cfg[0] |= OSD_ENDIANNESS_LE;
 193                         priv->viu.osd1_ctrl_stat2 |= OSD_DPATH_MALI_AFBCD;
 194                 }
 195         } else {
 196                 priv->viu.osd1_blk0_cfg[0] |= OSD_ENDIANNESS_LE;
 197
 198                 if (meson_vpu_is_compatible(priv, VPU_COMPATIBLE_GXM))
 199                         priv->viu.osd1_ctrl_stat2 &= ~OSD_DPATH_MALI_AFBCD;
 200         }
 201
 202         /* On GXBB, Use the old non-HDR RGB2YUV converter */
 203         if (meson_vpu_is_compatible(priv, VPU_COMPATIBLE_GXBB))
 204                 priv->viu.osd1_blk0_cfg[0] |= OSD_OUTPUT_COLOR_RGB;
 205
 206         if (priv->viu.osd1_afbcd &&
 207             meson_vpu_is_compatible(priv, VPU_COMPATIBLE_G12A)) {
 208                 priv->viu.osd1_blk0_cfg[0] |= OSD_MALI_SRC_EN |
 209                         priv->afbcd.ops->fmt_to_blk_mode(fb->modifier,
 210                                                           fb->format->format);
 211         } else {
 212                 switch (fb->format->format) {
 213                 case DRM_FORMAT_XRGB8888:
 214                 case DRM_FORMAT_ARGB8888:
 215                         priv->viu.osd1_blk0_cfg[0] |= OSD_BLK_MODE_32 |
 216                                                 OSD_COLOR_MATRIX_32_ARGB;
 217                         break;
 218                 case DRM_FORMAT_XBGR8888:
 219                 case DRM_FORMAT_ABGR8888:
 220                         priv->viu.osd1_blk0_cfg[0] |= OSD_BLK_MODE_32 |
 221                                                 OSD_COLOR_MATRIX_32_ABGR;
 222                         break;
 223                 case DRM_FORMAT_RGB888:
 224                         priv->viu.osd1_blk0_cfg[0] |= OSD_BLK_MODE_24 |
 225                                                 OSD_COLOR_MATRIX_24_RGB;
 226                         break;
 227                 case DRM_FORMAT_RGB565:
 228                         priv->viu.osd1_blk0_cfg[0] |= OSD_BLK_MODE_16 |
 229                                                 OSD_COLOR_MATRIX_16_RGB565;
 230                         break;
 231                 }
 232         }
 233
 234         switch (fb->format->format) {
 235         case DRM_FORMAT_XRGB8888:
 236         case DRM_FORMAT_XBGR8888:
 237                 /* For XRGB, replace the pixel's alpha by 0xFF */
 238                 priv->viu.osd1_ctrl_stat2 |= OSD_REPLACE_EN;
 239                 break;
 240         case DRM_FORMAT_ARGB8888:
 241         case DRM_FORMAT_ABGR8888:
 242                 /* For ARGB, use the pixel's alpha */
 243                 priv->viu.osd1_ctrl_stat2 &= ~OSD_REPLACE_EN;
 244                 break;
 245         }
 246
 247         /* Default scaler parameters */
 248         vsc_bot_rcv_num = 0;
 249         vsc_bot_rpt_p0_num = 0;
 250         hf_bank_len = 4;
 251         vf_bank_len = 4;
 252
 253         if (new_state->crtc->mode.flags & DRM_MODE_FLAG_INTERLACE) {
 254                 vsc_bot_rcv_num = 6;
 255                 vsc_bot_rpt_p0_num = 2;
 256         }
 257
 258         hsc_ini_rcv_num = hf_bank_len;
 259         vsc_ini_rcv_num = vf_bank_len;
 260         hsc_ini_rpt_p0_num = (hf_bank_len / 2) - 1;
 261         vsc_ini_rpt_p0_num = (vf_bank_len / 2) - 1;
 262
 263         src_w = fixed16_to_int(new_state->src_w);
 264         src_h = fixed16_to_int(new_state->src_h);
 265         dst_w = new_state->crtc_w;
 266         dst_h = new_state->crtc_h;
 267
 268         /*
 269          * When the output is interlaced, the OSD must switch between
 270          * each field using the INTERLACE_SEL_ODD (0) of VIU_OSD1_BLK0_CFG_W0
 271          * at each vsync.
 272          * But the vertical scaler can provide such funtionnality if
 273          * is configured for 2:1 scaling with interlace options enabled.
 274          */
 275         if (new_state->crtc->mode.flags & DRM_MODE_FLAG_INTERLACE) {
 276                 dest.y1 /= 2;
 277                 dest.y2 /= 2;
 278                 dst_h /= 2;
 279         }
 280
 281         hf_phase_step = ((src_w << 18) / dst_w) << 6;
 282         vf_phase_step = (src_h << 20) / dst_h;
 283
 284         if (new_state->crtc->mode.flags & DRM_MODE_FLAG_INTERLACE)
 285                 bot_ini_phase = ((vf_phase_step / 2) >> 4);
 286         else
 287                 bot_ini_phase = 0;
 288
 289         vf_phase_step = (vf_phase_step << 4);
 290
 291         /* In interlaced mode, scaler is always active */
 292         if (src_h != dst_h || src_w != dst_w) {
 293                 priv->viu.osd_sc_i_wh_m1 = SCI_WH_M1_W(src_w - 1) |
 294                                            SCI_WH_M1_H(src_h - 1);
 295                 priv->viu.osd_sc_o_h_start_end = SCO_HV_START(dest.x1) |
 296                                                  SCO_HV_END(dest.x2 - 1);
 297                 priv->viu.osd_sc_o_v_start_end = SCO_HV_START(dest.y1) |
 298                                                  SCO_HV_END(dest.y2 - 1);
 299                 /* Enable OSD Scaler */
 300                 priv->viu.osd_sc_ctrl0 = SC_CTRL0_PATH_EN | SC_CTRL0_SEL_OSD1;
 301         } else {
 302                 priv->viu.osd_sc_i_wh_m1 = 0;
 303                 priv->viu.osd_sc_o_h_start_end = 0;
 304                 priv->viu.osd_sc_o_v_start_end = 0;
 305                 priv->viu.osd_sc_ctrl0 = 0;
 306         }
 307
 308         /* In interlaced mode, vertical scaler is always active */
 309         if (src_h != dst_h) {
 310                 priv->viu.osd_sc_v_ctrl0 =
 311                                         VSC_BANK_LEN(vf_bank_len) |
 312                                         VSC_TOP_INI_RCV_NUM(vsc_ini_rcv_num) |
 313                                         VSC_TOP_RPT_L0_NUM(vsc_ini_rpt_p0_num) |
 314                                         VSC_VERTICAL_SCALER_EN;
 315
 316                 if (new_state->crtc->mode.flags & DRM_MODE_FLAG_INTERLACE)
 317                         priv->viu.osd_sc_v_ctrl0 |=
 318                                         VSC_BOT_INI_RCV_NUM(vsc_bot_rcv_num) |
 319                                         VSC_BOT_RPT_L0_NUM(vsc_bot_rpt_p0_num) |
 320                                         VSC_PROG_INTERLACE;
 321
 322                 priv->viu.osd_sc_v_phase_step = SC_PHASE_STEP(vf_phase_step);
 323                 priv->viu.osd_sc_v_ini_phase = VSC_INI_PHASE_BOT(bot_ini_phase);
 324         } else {
 325                 priv->viu.osd_sc_v_ctrl0 = 0;
 326                 priv->viu.osd_sc_v_phase_step = 0;
 327                 priv->viu.osd_sc_v_ini_phase = 0;
 328         }
 329
 330         /* Horizontal scaler is only used if width does not match */
 331         if (src_w != dst_w) {
 332                 priv->viu.osd_sc_h_ctrl0 =
 333                                         HSC_BANK_LENGTH(hf_bank_len) |
 334                                         HSC_INI_RCV_NUM0(hsc_ini_rcv_num) |
 335                                         HSC_RPT_P0_NUM0(hsc_ini_rpt_p0_num) |
 336                                         HSC_HORIZ_SCALER_EN;
 337                 priv->viu.osd_sc_h_phase_step = SC_PHASE_STEP(hf_phase_step);
 338                 priv->viu.osd_sc_h_ini_phase = 0;
 339         } else {
 340                 priv->viu.osd_sc_h_ctrl0 = 0;
 341                 priv->viu.osd_sc_h_phase_step = 0;
 342                 priv->viu.osd_sc_h_ini_phase = 0;
 343         }
 344
 345         /*
 346          * The format of these registers is (x2 << 16 | x1),
 347          * where x2 is exclusive.
 348          * e.g. +30x1920 would be (1919 << 16) | 30
 349          */
 350         priv->viu.osd1_blk0_cfg[1] =
 351                                 ((fixed16_to_int(new_state->src.x2) - 1) << 16) |
 352                                 fixed16_to_int(new_state->src.x1);
 353         priv->viu.osd1_blk0_cfg[2] =
 354                                 ((fixed16_to_int(new_state->src.y2) - 1) << 16) |
 355                                 fixed16_to_int(new_state->src.y1);
 356         priv->viu.osd1_blk0_cfg[3] = ((dest.x2 - 1) << 16) | dest.x1;
 357         priv->viu.osd1_blk0_cfg[4] = ((dest.y2 - 1) << 16) | dest.y1;
 358
 359         if (meson_vpu_is_compatible(priv, VPU_COMPATIBLE_G12A)) {
 360                 priv->viu.osd_blend_din0_scope_h = ((dest.x2 - 1) << 16) | dest.x1;
 361                 priv->viu.osd_blend_din0_scope_v = ((dest.y2 - 1) << 16) | dest.y1;
 362                 priv->viu.osb_blend0_size = dst_h << 16 | dst_w;
 363                 priv->viu.osb_blend1_size = dst_h << 16 | dst_w;
 364         }
 365
 366         /* Update Canvas with buffer address */
 367         gem = drm_fb_cma_get_gem_obj(fb, 0);
 368
 369         priv->viu.osd1_addr = gem->paddr;
 370         priv->viu.osd1_stride = fb->pitches[0];
 371         priv->viu.osd1_height = fb->height;
 372         priv->viu.osd1_width = fb->width;
 373
 374         if (priv->viu.osd1_afbcd) {
 375                 priv->afbcd.modifier = fb->modifier;
 376                 priv->afbcd.format = fb->format->format;
 377
 378                 /* Calculate decoder write stride */
 379                 if (meson_vpu_is_compatible(priv, VPU_COMPATIBLE_G12A))
 380                         priv->viu.osd1_blk2_cfg4 =
 381                                 meson_g12a_afbcd_line_stride(priv);
 382         }
 383
 384         if (!meson_plane->enabled) {
 385                 /* Reset OSD1 before enabling it on GXL+ SoCs */
 386                 if (meson_vpu_is_compatible(priv, VPU_COMPATIBLE_GXM) ||
 387                     meson_vpu_is_compatible(priv, VPU_COMPATIBLE_GXL))
 388                         meson_viu_osd1_reset(priv);
 389
 390                 meson_plane->enabled = true;
 391         }
 392
 393         priv->viu.osd1_enabled = true;
 394
 395         spin_unlock_irqrestore(&priv->drm->event_lock, flags);
 396 }
 397
 398 static void meson_plane_atomic_disable(struct drm_plane *plane,
 399                                        struct drm_atomic_state *state)
 400 {
 401         struct meson_plane *meson_plane = to_meson_plane(plane);
 402         struct meson_drm *priv = meson_plane->priv;
 403
 404         if (priv->afbcd.ops) {
 405                 priv->afbcd.ops->reset(priv);
 406                 priv->afbcd.ops->disable(priv);
 407         }
 408
 409         /* Disable OSD1 */
 410         if (meson_vpu_is_compatible(priv, VPU_COMPATIBLE_G12A))
 411                 writel_bits_relaxed(VIU_OSD1_POSTBLD_SRC_OSD1, 0,
 412                                     priv->io_base + _REG(OSD1_BLEND_SRC_CTRL));
 413         else
 414                 writel_bits_relaxed(VPP_OSD1_POSTBLEND, 0,
 415                                     priv->io_base + _REG(VPP_MISC));
 416
 417         meson_plane->enabled = false;
 418         priv->viu.osd1_enabled = false;
 419 }
 420
 421 static const struct drm_plane_helper_funcs meson_plane_helper_funcs = {
 422         .atomic_check   = meson_plane_atomic_check,
 423         .atomic_disable = meson_plane_atomic_disable,
 424         .atomic_update  = meson_plane_atomic_update,
 425         .prepare_fb     = drm_gem_plane_helper_prepare_fb,
 426 };
 427
 428 static bool meson_plane_format_mod_supported(struct drm_plane *plane,
 429                                              u32 format, u64 modifier)
 430 {
 431         struct meson_plane *meson_plane = to_meson_plane(plane);
 432         struct meson_drm *priv = meson_plane->priv;
 433         int i;
 434
 435         if (modifier == DRM_FORMAT_MOD_INVALID)
 436                 return false;
 437
 438         if (modifier == DRM_FORMAT_MOD_LINEAR)
 439                 return true;
 440
 441         if (!meson_vpu_is_compatible(priv, VPU_COMPATIBLE_GXM) &&
 442             !meson_vpu_is_compatible(priv, VPU_COMPATIBLE_G12A))
 443                 return false;
 444
 445         if (modifier & ~DRM_FORMAT_MOD_ARM_AFBC(MESON_MOD_AFBC_VALID_BITS))
 446                 return false;
 447
 448         for (i = 0 ; i < plane->modifier_count ; ++i)
 449                 if (plane->modifiers[i] == modifier)
 450                         break;
 451
 452         if (i == plane->modifier_count) {
 453                 DRM_DEBUG_KMS("Unsupported modifier\n");
 454                 return false;
 455         }
 456
 457         if (priv->afbcd.ops && priv->afbcd.ops->supported_fmt)
 458                 return priv->afbcd.ops->supported_fmt(modifier, format);
 459
 460         DRM_DEBUG_KMS("AFBC Unsupported\n");
 461         return false;
 462 }
 463
 464 static const struct drm_plane_funcs meson_plane_funcs = {
 465         .update_plane           = drm_atomic_helper_update_plane,
 466         .disable_plane          = drm_atomic_helper_disable_plane,
 467         .destroy                = drm_plane_cleanup,
 468         .reset                  = drm_atomic_helper_plane_reset,
 469         .atomic_duplicate_state = drm_atomic_helper_plane_duplicate_state,
 470         .atomic_destroy_state   = drm_atomic_helper_plane_destroy_state,
 471         .format_mod_supported   = meson_plane_format_mod_supported,
 472 };
 473
 474 static const uint32_t supported_drm_formats[] = {
 475         DRM_FORMAT_ARGB8888,
 476         DRM_FORMAT_ABGR8888,
 477         DRM_FORMAT_XRGB8888,
 478         DRM_FORMAT_XBGR8888,
 479         DRM_FORMAT_RGB888,
 480         DRM_FORMAT_RGB565,
 481 };
 482
 483 static const uint64_t format_modifiers_afbc_gxm[] = {
 484         DRM_FORMAT_MOD_ARM_AFBC(AFBC_FORMAT_MOD_BLOCK_SIZE_16x16 |
 485                                 AFBC_FORMAT_MOD_SPARSE |
 486                                 AFBC_FORMAT_MOD_YTR),
 487         /* SPLIT mandates SPARSE, RGB modes mandates YTR */
 488         DRM_FORMAT_MOD_ARM_AFBC(AFBC_FORMAT_MOD_BLOCK_SIZE_16x16 |
 489                                 AFBC_FORMAT_MOD_YTR |
 490                                 AFBC_FORMAT_MOD_SPARSE |
 491                                 AFBC_FORMAT_MOD_SPLIT),
 492         DRM_FORMAT_MOD_LINEAR,
 493         DRM_FORMAT_MOD_INVALID,
 494 };
 495
 496 static const uint64_t format_modifiers_afbc_g12a[] = {
 497         /*
 498          * - TOFIX Support AFBC modifiers for YUV formats (16x16 + TILED)
 499          * - SPLIT is mandatory for performances reasons when in 16x16
 500          *   block size
 501          * - 32x8 block size + SPLIT is mandatory with 4K frame size
 502          *   for performances reasons
 503          */
 504         DRM_FORMAT_MOD_ARM_AFBC(AFBC_FORMAT_MOD_BLOCK_SIZE_16x16 |
 505                                 AFBC_FORMAT_MOD_SPARSE |
 506                                 AFBC_FORMAT_MOD_SPLIT),
 507         DRM_FORMAT_MOD_ARM_AFBC(AFBC_FORMAT_MOD_BLOCK_SIZE_16x16 |
 508                                 AFBC_FORMAT_MOD_YTR |
 509                                 AFBC_FORMAT_MOD_SPARSE |
 510                                 AFBC_FORMAT_MOD_SPLIT),
 511         DRM_FORMAT_MOD_ARM_AFBC(AFBC_FORMAT_MOD_BLOCK_SIZE_32x8 |
 512                                 AFBC_FORMAT_MOD_SPARSE),
 513         DRM_FORMAT_MOD_ARM_AFBC(AFBC_FORMAT_MOD_BLOCK_SIZE_32x8 |
 514                                 AFBC_FORMAT_MOD_YTR |
 515                                 AFBC_FORMAT_MOD_SPARSE),
 516         DRM_FORMAT_MOD_ARM_AFBC(AFBC_FORMAT_MOD_BLOCK_SIZE_32x8 |
 517                                 AFBC_FORMAT_MOD_SPARSE |
 518                                 AFBC_FORMAT_MOD_SPLIT),
 519         DRM_FORMAT_MOD_ARM_AFBC(AFBC_FORMAT_MOD_BLOCK_SIZE_32x8 |
 520                                 AFBC_FORMAT_MOD_YTR |
 521                                 AFBC_FORMAT_MOD_SPARSE |
 522                                 AFBC_FORMAT_MOD_SPLIT),
 523         DRM_FORMAT_MOD_LINEAR,
 524         DRM_FORMAT_MOD_INVALID,
 525 };
 526
 527 static const uint64_t format_modifiers_default[] = {
 528         DRM_FORMAT_MOD_LINEAR,
 529         DRM_FORMAT_MOD_INVALID,
 530 };
 531
 532 int meson_plane_create(struct meson_drm *priv)
 533 {
 534         struct meson_plane *meson_plane;
 535         struct drm_plane *plane;
 536         const uint64_t *format_modifiers = format_modifiers_default;
 537
 538         meson_plane = devm_kzalloc(priv->drm->dev, sizeof(*meson_plane),
 539                                    GFP_KERNEL);
 540         if (!meson_plane)
 541                 return -ENOMEM;
 542
 543         meson_plane->priv = priv;
 544         plane = &meson_plane->base;
 545
 546         if (meson_vpu_is_compatible(priv, VPU_COMPATIBLE_GXM))
 547                 format_modifiers = format_modifiers_afbc_gxm;
 548         else if (meson_vpu_is_compatible(priv, VPU_COMPATIBLE_G12A))
 549                 format_modifiers = format_modifiers_afbc_g12a;
 550
 551         drm_universal_plane_init(priv->drm, plane, 0xFF,
 552                                  &meson_plane_funcs,
 553                                  supported_drm_formats,
 554                                  ARRAY_SIZE(supported_drm_formats),
 555                                  format_modifiers,
 556                                  DRM_PLANE_TYPE_PRIMARY, "meson_primary_plane");
 557
 558         drm_plane_helper_add(plane, &meson_plane_helper_funcs);
 559
 560         /* For now, OSD Primary plane is always on the front */
 561         drm_plane_create_zpos_immutable_property(plane, 1);
 562
 563         priv->primary_plane = plane;
 564
 565         return 0;
 566 }