1 // SPDX-License-Identifier: MIT 2 /* 3 * Copyright © 2022 Intel Corporation 4 */ 5 6 #include <drm/drm_edid.h> 7 #include <drm/drm_eld.h> 8 9 #include "i915_drv.h" 10 #include "intel_crtc_state_dump.h" 11 #include "intel_display_types.h" 12 #include "intel_hdmi.h" 13 #include "intel_vdsc.h" 14 #include "intel_vrr.h" 15 16 static void intel_dump_crtc_timings(struct drm_printer *p, 17 const struct drm_display_mode *mode) 18 { 19 drm_printf(p, "crtc timings: clock=%d, " 20 "hd=%d hb=%d-%d hs=%d-%d ht=%d, " 21 "vd=%d vb=%d-%d vs=%d-%d vt=%d, " 22 "flags=0x%x\n", 23 mode->crtc_clock, 24 mode->crtc_hdisplay, mode->crtc_hblank_start, mode->crtc_hblank_end, 25 mode->crtc_hsync_start, mode->crtc_hsync_end, mode->crtc_htotal, 26 mode->crtc_vdisplay, mode->crtc_vblank_start, mode->crtc_vblank_end, 27 mode->crtc_vsync_start, mode->crtc_vsync_end, mode->crtc_vtotal, 28 mode->flags); 29 } 30 31 static void 32 intel_dump_m_n_config(struct drm_printer *p, 33 const struct intel_crtc_state *pipe_config, 34 const char *id, unsigned int lane_count, 35 const struct intel_link_m_n *m_n) 36 { 37 drm_printf(p, "%s: lanes: %i; data_m: %u, data_n: %u, link_m: %u, link_n: %u, tu: %u\n", 38 id, lane_count, 39 m_n->data_m, m_n->data_n, 40 m_n->link_m, m_n->link_n, m_n->tu); 41 } 42 43 static void 44 intel_dump_infoframe(struct drm_i915_private *i915, 45 const union hdmi_infoframe *frame) 46 { 47 if (!drm_debug_enabled(DRM_UT_KMS)) 48 return; 49 50 hdmi_infoframe_log(KERN_DEBUG, i915->drm.dev, frame); 51 } 52 53 static void 54 intel_dump_buffer(const char *prefix, const u8 *buf, size_t len) 55 { 56 if (!drm_debug_enabled(DRM_UT_KMS)) 57 return; 58 59 print_hex_dump(KERN_DEBUG, prefix, DUMP_PREFIX_NONE, 60 16, 0, buf, len, false); 61 } 62 63 #define OUTPUT_TYPE(x) [INTEL_OUTPUT_ ## x] = #x 64 65 static const char * const output_type_str[] = { 66 OUTPUT_TYPE(UNUSED), 67 OUTPUT_TYPE(ANALOG), 68 OUTPUT_TYPE(DVO), 69 OUTPUT_TYPE(SDVO), 70 OUTPUT_TYPE(LVDS), 71 OUTPUT_TYPE(TVOUT), 72 OUTPUT_TYPE(HDMI), 73 OUTPUT_TYPE(DP), 74 OUTPUT_TYPE(EDP), 75 OUTPUT_TYPE(DSI), 76 OUTPUT_TYPE(DDI), 77 OUTPUT_TYPE(DP_MST), 78 }; 79 80 #undef OUTPUT_TYPE 81 82 static void snprintf_output_types(char *buf, size_t len, 83 unsigned int output_types) 84 { 85 char *str = buf; 86 int i; 87 88 str[0] = '\0'; 89 90 for (i = 0; i < ARRAY_SIZE(output_type_str); i++) { 91 int r; 92 93 if ((output_types & BIT(i)) == 0) 94 continue; 95 96 r = snprintf(str, len, "%s%s", 97 str != buf ? "," : "", output_type_str[i]); 98 if (r >= len) 99 break; 100 str += r; 101 len -= r; 102 103 output_types &= ~BIT(i); 104 } 105 106 WARN_ON_ONCE(output_types != 0); 107 } 108 109 static const char * const output_format_str[] = { 110 [INTEL_OUTPUT_FORMAT_RGB] = "RGB", 111 [INTEL_OUTPUT_FORMAT_YCBCR420] = "YCBCR4:2:0", 112 [INTEL_OUTPUT_FORMAT_YCBCR444] = "YCBCR4:4:4", 113 }; 114 115 const char *intel_output_format_name(enum intel_output_format format) 116 { 117 if (format >= ARRAY_SIZE(output_format_str)) 118 return "invalid"; 119 return output_format_str[format]; 120 } 121 122 static void intel_dump_plane_state(struct drm_printer *p, 123 const struct intel_plane_state *plane_state) 124 { 125 struct intel_plane *plane = to_intel_plane(plane_state->uapi.plane); 126 const struct drm_framebuffer *fb = plane_state->hw.fb; 127 128 if (!fb) { 129 drm_printf(p, "[PLANE:%d:%s] fb: [NOFB], visible: %s\n", 130 plane->base.base.id, plane->base.name, 131 str_yes_no(plane_state->uapi.visible)); 132 return; 133 } 134 135 drm_printf(p, "[PLANE:%d:%s] fb: [FB:%d] %ux%u format = %p4cc modifier = 0x%llx, visible: %s\n", 136 plane->base.base.id, plane->base.name, 137 fb->base.id, fb->width, fb->height, &fb->format->format, 138 fb->modifier, str_yes_no(plane_state->uapi.visible)); 139 drm_printf(p, "\trotation: 0x%x, scaler: %d, scaling_filter: %d\n", 140 plane_state->hw.rotation, plane_state->scaler_id, plane_state->hw.scaling_filter); 141 if (plane_state->uapi.visible) 142 drm_printf(p, "\tsrc: " DRM_RECT_FP_FMT " dst: " DRM_RECT_FMT "\n", 143 DRM_RECT_FP_ARG(&plane_state->uapi.src), 144 DRM_RECT_ARG(&plane_state->uapi.dst)); 145 } 146 147 static void 148 ilk_dump_csc(struct drm_i915_private *i915, 149 struct drm_printer *p, 150 const char *name, 151 const struct intel_csc_matrix *csc) 152 { 153 int i; 154 155 drm_printf(p, "%s: pre offsets: 0x%04x 0x%04x 0x%04x\n", name, 156 csc->preoff[0], csc->preoff[1], csc->preoff[2]); 157 158 for (i = 0; i < 3; i++) 159 drm_printf(p, "%s: coefficients: 0x%04x 0x%04x 0x%04x\n", name, 160 csc->coeff[3 * i + 0], 161 csc->coeff[3 * i + 1], 162 csc->coeff[3 * i + 2]); 163 164 if (DISPLAY_VER(i915) < 7) 165 return; 166 167 drm_printf(p, "%s: post offsets: 0x%04x 0x%04x 0x%04x\n", name, 168 csc->postoff[0], csc->postoff[1], csc->postoff[2]); 169 } 170 171 static void 172 vlv_dump_csc(struct drm_printer *p, const char *name, 173 const struct intel_csc_matrix *csc) 174 { 175 int i; 176 177 for (i = 0; i < 3; i++) 178 drm_printf(p, "%s: coefficients: 0x%04x 0x%04x 0x%04x\n", name, 179 csc->coeff[3 * i + 0], 180 csc->coeff[3 * i + 1], 181 csc->coeff[3 * i + 2]); 182 } 183 184 void intel_crtc_state_dump(const struct intel_crtc_state *pipe_config, 185 struct intel_atomic_state *state, 186 const char *context) 187 { 188 struct intel_crtc *crtc = to_intel_crtc(pipe_config->uapi.crtc); 189 struct drm_i915_private *i915 = to_i915(crtc->base.dev); 190 const struct intel_plane_state *plane_state; 191 struct intel_plane *plane; 192 struct drm_printer p; 193 char buf[64]; 194 int i; 195 196 if (!drm_debug_enabled(DRM_UT_KMS)) 197 return; 198 199 p = drm_dbg_printer(&i915->drm, DRM_UT_KMS, NULL); 200 201 drm_printf(&p, "[CRTC:%d:%s] enable: %s [%s]\n", 202 crtc->base.base.id, crtc->base.name, 203 str_yes_no(pipe_config->hw.enable), context); 204 205 if (!pipe_config->hw.enable) 206 goto dump_planes; 207 208 snprintf_output_types(buf, sizeof(buf), pipe_config->output_types); 209 drm_printf(&p, "active: %s, output_types: %s (0x%x), output format: %s, sink format: %s\n", 210 str_yes_no(pipe_config->hw.active), 211 buf, pipe_config->output_types, 212 intel_output_format_name(pipe_config->output_format), 213 intel_output_format_name(pipe_config->sink_format)); 214 215 drm_printf(&p, "cpu_transcoder: %s, pipe bpp: %i, dithering: %i\n", 216 transcoder_name(pipe_config->cpu_transcoder), 217 pipe_config->pipe_bpp, pipe_config->dither); 218 219 drm_printf(&p, "MST master transcoder: %s\n", 220 transcoder_name(pipe_config->mst_master_transcoder)); 221 222 drm_printf(&p, "port sync: master transcoder: %s, slave transcoder bitmask = 0x%x\n", 223 transcoder_name(pipe_config->master_transcoder), 224 pipe_config->sync_mode_slaves_mask); 225 226 drm_printf(&p, "joiner: %s, pipes: 0x%x\n", 227 intel_crtc_is_joiner_secondary(pipe_config) ? "secondary" : 228 intel_crtc_is_joiner_primary(pipe_config) ? "primary" : "no", 229 pipe_config->joiner_pipes); 230 231 drm_printf(&p, "splitter: %s, link count %d, overlap %d\n", 232 str_enabled_disabled(pipe_config->splitter.enable), 233 pipe_config->splitter.link_count, 234 pipe_config->splitter.pixel_overlap); 235 236 if (pipe_config->has_pch_encoder) 237 intel_dump_m_n_config(&p, pipe_config, "fdi", 238 pipe_config->fdi_lanes, 239 &pipe_config->fdi_m_n); 240 241 if (intel_crtc_has_dp_encoder(pipe_config)) { 242 intel_dump_m_n_config(&p, pipe_config, "dp m_n", 243 pipe_config->lane_count, 244 &pipe_config->dp_m_n); 245 intel_dump_m_n_config(&p, pipe_config, "dp m2_n2", 246 pipe_config->lane_count, 247 &pipe_config->dp_m2_n2); 248 drm_printf(&p, "fec: %s, enhanced framing: %s\n", 249 str_enabled_disabled(pipe_config->fec_enable), 250 str_enabled_disabled(pipe_config->enhanced_framing)); 251 252 drm_printf(&p, "sdp split: %s\n", 253 str_enabled_disabled(pipe_config->sdp_split_enable)); 254 255 drm_printf(&p, "psr: %s, selective update: %s, panel replay: %s, selective fetch: %s\n", 256 str_enabled_disabled(pipe_config->has_psr && 257 !pipe_config->has_panel_replay), 258 str_enabled_disabled(pipe_config->has_sel_update), 259 str_enabled_disabled(pipe_config->has_panel_replay), 260 str_enabled_disabled(pipe_config->enable_psr2_sel_fetch)); 261 } 262 263 drm_printf(&p, "framestart delay: %d, MSA timing delay: %d\n", 264 pipe_config->framestart_delay, pipe_config->msa_timing_delay); 265 266 drm_printf(&p, "audio: %i, infoframes: %i, infoframes enabled: 0x%x\n", 267 pipe_config->has_audio, pipe_config->has_infoframe, 268 pipe_config->infoframes.enable); 269 270 if (pipe_config->infoframes.enable & 271 intel_hdmi_infoframe_enable(HDMI_PACKET_TYPE_GENERAL_CONTROL)) 272 drm_printf(&p, "GCP: 0x%x\n", pipe_config->infoframes.gcp); 273 if (pipe_config->infoframes.enable & 274 intel_hdmi_infoframe_enable(HDMI_INFOFRAME_TYPE_AVI)) 275 intel_dump_infoframe(i915, &pipe_config->infoframes.avi); 276 if (pipe_config->infoframes.enable & 277 intel_hdmi_infoframe_enable(HDMI_INFOFRAME_TYPE_SPD)) 278 intel_dump_infoframe(i915, &pipe_config->infoframes.spd); 279 if (pipe_config->infoframes.enable & 280 intel_hdmi_infoframe_enable(HDMI_INFOFRAME_TYPE_VENDOR)) 281 intel_dump_infoframe(i915, &pipe_config->infoframes.hdmi); 282 if (pipe_config->infoframes.enable & 283 intel_hdmi_infoframe_enable(HDMI_INFOFRAME_TYPE_DRM)) 284 intel_dump_infoframe(i915, &pipe_config->infoframes.drm); 285 if (pipe_config->infoframes.enable & 286 intel_hdmi_infoframe_enable(HDMI_PACKET_TYPE_GAMUT_METADATA)) 287 intel_dump_infoframe(i915, &pipe_config->infoframes.drm); 288 if (pipe_config->infoframes.enable & 289 intel_hdmi_infoframe_enable(DP_SDP_VSC)) 290 drm_dp_vsc_sdp_log(&p, &pipe_config->infoframes.vsc); 291 if (pipe_config->infoframes.enable & 292 intel_hdmi_infoframe_enable(DP_SDP_ADAPTIVE_SYNC)) 293 drm_dp_as_sdp_log(&p, &pipe_config->infoframes.as_sdp); 294 295 if (pipe_config->has_audio) 296 intel_dump_buffer("ELD: ", pipe_config->eld, 297 drm_eld_size(pipe_config->eld)); 298 299 drm_printf(&p, "vrr: %s, vmin: %d, vmax: %d, pipeline full: %d, guardband: %d flipline: %d, vmin vblank: %d, vmax vblank: %d\n", 300 str_yes_no(pipe_config->vrr.enable), 301 pipe_config->vrr.vmin, pipe_config->vrr.vmax, 302 pipe_config->vrr.pipeline_full, pipe_config->vrr.guardband, 303 pipe_config->vrr.flipline, 304 intel_vrr_vmin_vblank_start(pipe_config), 305 intel_vrr_vmax_vblank_start(pipe_config)); 306 307 drm_printf(&p, "requested mode: " DRM_MODE_FMT "\n", 308 DRM_MODE_ARG(&pipe_config->hw.mode)); 309 drm_printf(&p, "adjusted mode: " DRM_MODE_FMT "\n", 310 DRM_MODE_ARG(&pipe_config->hw.adjusted_mode)); 311 intel_dump_crtc_timings(&p, &pipe_config->hw.adjusted_mode); 312 drm_printf(&p, "pipe mode: " DRM_MODE_FMT "\n", 313 DRM_MODE_ARG(&pipe_config->hw.pipe_mode)); 314 intel_dump_crtc_timings(&p, &pipe_config->hw.pipe_mode); 315 drm_printf(&p, "port clock: %d, pipe src: " DRM_RECT_FMT ", pixel rate %d\n", 316 pipe_config->port_clock, DRM_RECT_ARG(&pipe_config->pipe_src), 317 pipe_config->pixel_rate); 318 319 drm_printf(&p, "linetime: %d, ips linetime: %d\n", 320 pipe_config->linetime, pipe_config->ips_linetime); 321 322 if (DISPLAY_VER(i915) >= 9) 323 drm_printf(&p, "num_scalers: %d, scaler_users: 0x%x, scaler_id: %d, scaling_filter: %d\n", 324 crtc->num_scalers, 325 pipe_config->scaler_state.scaler_users, 326 pipe_config->scaler_state.scaler_id, 327 pipe_config->hw.scaling_filter); 328 329 if (HAS_GMCH(i915)) 330 drm_printf(&p, "gmch pfit: control: 0x%08x, ratios: 0x%08x, lvds border: 0x%08x\n", 331 pipe_config->gmch_pfit.control, 332 pipe_config->gmch_pfit.pgm_ratios, 333 pipe_config->gmch_pfit.lvds_border_bits); 334 else 335 drm_printf(&p, "pch pfit: " DRM_RECT_FMT ", %s, force thru: %s\n", 336 DRM_RECT_ARG(&pipe_config->pch_pfit.dst), 337 str_enabled_disabled(pipe_config->pch_pfit.enabled), 338 str_yes_no(pipe_config->pch_pfit.force_thru)); 339 340 drm_printf(&p, "ips: %i, double wide: %i, drrs: %i\n", 341 pipe_config->ips_enabled, pipe_config->double_wide, 342 pipe_config->has_drrs); 343 344 intel_dpll_dump_hw_state(i915, &p, &pipe_config->dpll_hw_state); 345 346 if (IS_CHERRYVIEW(i915)) 347 drm_printf(&p, "cgm_mode: 0x%x gamma_mode: 0x%x gamma_enable: %d csc_enable: %d\n", 348 pipe_config->cgm_mode, pipe_config->gamma_mode, 349 pipe_config->gamma_enable, pipe_config->csc_enable); 350 else 351 drm_printf(&p, "csc_mode: 0x%x gamma_mode: 0x%x gamma_enable: %d csc_enable: %d\n", 352 pipe_config->csc_mode, pipe_config->gamma_mode, 353 pipe_config->gamma_enable, pipe_config->csc_enable); 354 355 drm_printf(&p, "pre csc lut: %s%d entries, post csc lut: %d entries\n", 356 pipe_config->pre_csc_lut && pipe_config->pre_csc_lut == 357 i915->display.color.glk_linear_degamma_lut ? "(linear) " : "", 358 pipe_config->pre_csc_lut ? 359 drm_color_lut_size(pipe_config->pre_csc_lut) : 0, 360 pipe_config->post_csc_lut ? 361 drm_color_lut_size(pipe_config->post_csc_lut) : 0); 362 363 if (DISPLAY_VER(i915) >= 11) 364 ilk_dump_csc(i915, &p, "output csc", &pipe_config->output_csc); 365 366 if (!HAS_GMCH(i915)) 367 ilk_dump_csc(i915, &p, "pipe csc", &pipe_config->csc); 368 else if (IS_CHERRYVIEW(i915)) 369 vlv_dump_csc(&p, "cgm csc", &pipe_config->csc); 370 else if (IS_VALLEYVIEW(i915)) 371 vlv_dump_csc(&p, "wgc csc", &pipe_config->csc); 372 373 intel_vdsc_state_dump(&p, 0, pipe_config); 374 375 dump_planes: 376 if (!state) 377 return; 378 379 for_each_new_intel_plane_in_state(state, plane, plane_state, i) { 380 if (plane->pipe == crtc->pipe) 381 intel_dump_plane_state(&p, plane_state); 382 } 383 } 384