Hi Stefan,
Thank you for the patch! Yet something to improve:
[auto build test ERROR on v4.16-rc4] [also build test ERROR on next-20180316] [if your patch is applied to the wrong git tree, please drop us a note to help improve the system]
url: https://github.com/0day-ci/linux/commits/Stefan-Schake/drm-vc4-Atomic-color-... config: x86_64-allmodconfig (attached as .config) compiler: gcc-7 (Debian 7.3.0-1) 7.3.0 reproduce: # save the attached .config to linux build tree make ARCH=x86_64
All error/warnings (new ones prefixed by >>):
drivers/gpu/drm/vc4/vc4_crtc.c: In function 'vc4_crtc_update_gamma_lut': drivers/gpu/drm/vc4/vc4_crtc.c:305:30: error: initialization from incompatible pointer type [-Werror=incompatible-pointer-types] struct drm_color_lut *lut = crtc->state->gamma_lut->data; ^~~~ drivers/gpu/drm/vc4/vc4_crtc.c: In function 'vc4_crtc_update_ctm': drivers/gpu/drm/vc4/vc4_crtc.c:340:30: error: initialization from incompatible pointer type [-Werror=incompatible-pointer-types] struct drm_color_ctm *ctm = crtc->state->ctm->data; ^~~~ In file included from drivers/gpu/drm/vc4/vc4_crtc.c:42:0:
drivers/gpu/drm/vc4/vc4_crtc.c:344:5: error: 'SCALER_OLEDCOEF2_R_TO_R_SHIFT' undeclared (first use in this function); did you mean 'SCALER_CSC0_COEF_CR_OFS_SHIFT'?
SCALER_OLEDCOEF2_R_TO_R) | ^ drivers/gpu/drm/vc4/vc4_drv.h:301:39: note: in definition of macro 'HVS_WRITE' #define HVS_WRITE(offset, val) writel(val, vc4->hvs->regs + offset) ^~~
drivers/gpu/drm/vc4/vc4_crtc.c:343:5: note: in expansion of macro 'VC4_SET_FIELD'
VC4_SET_FIELD(vc4_crtc_s31_32_to_s0_9(ctm->matrix[0]), ^~~~~~~~~~~~~ drivers/gpu/drm/vc4/vc4_crtc.c:344:5: note: each undeclared identifier is reported only once for each function it appears in SCALER_OLEDCOEF2_R_TO_R) | ^ drivers/gpu/drm/vc4/vc4_drv.h:301:39: note: in definition of macro 'HVS_WRITE' #define HVS_WRITE(offset, val) writel(val, vc4->hvs->regs + offset) ^~~
drivers/gpu/drm/vc4/vc4_crtc.c:343:5: note: in expansion of macro 'VC4_SET_FIELD'
VC4_SET_FIELD(vc4_crtc_s31_32_to_s0_9(ctm->matrix[0]), ^~~~~~~~~~~~~
drivers/gpu/drm/vc4/vc4_crtc.c:344:5: error: 'SCALER_OLEDCOEF2_R_TO_R_MASK' undeclared (first use in this function); did you mean 'SCALER_OLEDCOEF2_R_TO_R_SHIFT'?
SCALER_OLEDCOEF2_R_TO_R) | ^ drivers/gpu/drm/vc4/vc4_drv.h:301:39: note: in definition of macro 'HVS_WRITE' #define HVS_WRITE(offset, val) writel(val, vc4->hvs->regs + offset) ^~~
drivers/gpu/drm/vc4/vc4_regs.h:19:3: note: in expansion of macro 'WARN_ON'
WARN_ON((fieldval & ~field##_MASK) != 0); \ ^~~~~~~
drivers/gpu/drm/vc4/vc4_crtc.c:343:5: note: in expansion of macro 'VC4_SET_FIELD'
VC4_SET_FIELD(vc4_crtc_s31_32_to_s0_9(ctm->matrix[0]), ^~~~~~~~~~~~~
drivers/gpu/drm/vc4/vc4_crtc.c:346:5: error: 'SCALER_OLEDCOEF2_R_TO_G_SHIFT' undeclared (first use in this function); did you mean 'SCALER_OLEDCOEF2_R_TO_R_SHIFT'?
SCALER_OLEDCOEF2_R_TO_G) | ^ drivers/gpu/drm/vc4/vc4_drv.h:301:39: note: in definition of macro 'HVS_WRITE' #define HVS_WRITE(offset, val) writel(val, vc4->hvs->regs + offset) ^~~ drivers/gpu/drm/vc4/vc4_crtc.c:345:5: note: in expansion of macro 'VC4_SET_FIELD' VC4_SET_FIELD(vc4_crtc_s31_32_to_s0_9(ctm->matrix[3]), ^~~~~~~~~~~~~
drivers/gpu/drm/vc4/vc4_crtc.c:346:5: error: 'SCALER_OLEDCOEF2_R_TO_G_MASK' undeclared (first use in this function); did you mean 'SCALER_OLEDCOEF2_R_TO_R_MASK'?
SCALER_OLEDCOEF2_R_TO_G) | ^ drivers/gpu/drm/vc4/vc4_drv.h:301:39: note: in definition of macro 'HVS_WRITE' #define HVS_WRITE(offset, val) writel(val, vc4->hvs->regs + offset) ^~~
drivers/gpu/drm/vc4/vc4_regs.h:19:3: note: in expansion of macro 'WARN_ON'
WARN_ON((fieldval & ~field##_MASK) != 0); \ ^~~~~~~ drivers/gpu/drm/vc4/vc4_crtc.c:345:5: note: in expansion of macro 'VC4_SET_FIELD' VC4_SET_FIELD(vc4_crtc_s31_32_to_s0_9(ctm->matrix[3]), ^~~~~~~~~~~~~
drivers/gpu/drm/vc4/vc4_crtc.c:348:5: error: 'SCALER_OLEDCOEF2_R_TO_B_SHIFT' undeclared (first use in this function); did you mean 'SCALER_OLEDCOEF2_R_TO_G_SHIFT'?
SCALER_OLEDCOEF2_R_TO_B)); ^ drivers/gpu/drm/vc4/vc4_drv.h:301:39: note: in definition of macro 'HVS_WRITE' #define HVS_WRITE(offset, val) writel(val, vc4->hvs->regs + offset) ^~~ drivers/gpu/drm/vc4/vc4_crtc.c:347:5: note: in expansion of macro 'VC4_SET_FIELD' VC4_SET_FIELD(vc4_crtc_s31_32_to_s0_9(ctm->matrix[6]), ^~~~~~~~~~~~~
drivers/gpu/drm/vc4/vc4_crtc.c:348:5: error: 'SCALER_OLEDCOEF2_R_TO_B_MASK' undeclared (first use in this function); did you mean 'SCALER_OLEDCOEF2_R_TO_G_MASK'?
SCALER_OLEDCOEF2_R_TO_B)); ^ drivers/gpu/drm/vc4/vc4_drv.h:301:39: note: in definition of macro 'HVS_WRITE' #define HVS_WRITE(offset, val) writel(val, vc4->hvs->regs + offset) ^~~
drivers/gpu/drm/vc4/vc4_regs.h:19:3: note: in expansion of macro 'WARN_ON'
WARN_ON((fieldval & ~field##_MASK) != 0); \ ^~~~~~~ drivers/gpu/drm/vc4/vc4_crtc.c:347:5: note: in expansion of macro 'VC4_SET_FIELD' VC4_SET_FIELD(vc4_crtc_s31_32_to_s0_9(ctm->matrix[6]), ^~~~~~~~~~~~~
drivers/gpu/drm/vc4/vc4_crtc.c:342:12: error: 'SCALER_OLEDCOEF2' undeclared (first use in this function); did you mean 'SCALER_DISPCTRL2'?
HVS_WRITE(SCALER_OLEDCOEF2, ^ drivers/gpu/drm/vc4/vc4_drv.h:301:61: note: in definition of macro 'HVS_WRITE' #define HVS_WRITE(offset, val) writel(val, vc4->hvs->regs + offset) ^~~~~~
drivers/gpu/drm/vc4/vc4_crtc.c:351:5: error: 'SCALER_OLEDCOEF1_G_TO_R_SHIFT' undeclared (first use in this function); did you mean 'SCALER_OLEDCOEF2_R_TO_R_SHIFT'?
SCALER_OLEDCOEF1_G_TO_R) | ^ drivers/gpu/drm/vc4/vc4_drv.h:301:39: note: in definition of macro 'HVS_WRITE' #define HVS_WRITE(offset, val) writel(val, vc4->hvs->regs + offset) ^~~ drivers/gpu/drm/vc4/vc4_crtc.c:350:5: note: in expansion of macro 'VC4_SET_FIELD' VC4_SET_FIELD(vc4_crtc_s31_32_to_s0_9(ctm->matrix[1]), ^~~~~~~~~~~~~
drivers/gpu/drm/vc4/vc4_crtc.c:351:5: error: 'SCALER_OLEDCOEF1_G_TO_R_MASK' undeclared (first use in this function); did you mean 'SCALER_OLEDCOEF2_R_TO_R_MASK'?
SCALER_OLEDCOEF1_G_TO_R) | ^ drivers/gpu/drm/vc4/vc4_drv.h:301:39: note: in definition of macro 'HVS_WRITE' #define HVS_WRITE(offset, val) writel(val, vc4->hvs->regs + offset) ^~~
drivers/gpu/drm/vc4/vc4_regs.h:19:3: note: in expansion of macro 'WARN_ON'
WARN_ON((fieldval & ~field##_MASK) != 0); \ ^~~~~~~ drivers/gpu/drm/vc4/vc4_crtc.c:350:5: note: in expansion of macro 'VC4_SET_FIELD' VC4_SET_FIELD(vc4_crtc_s31_32_to_s0_9(ctm->matrix[1]), ^~~~~~~~~~~~~
drivers/gpu/drm/vc4/vc4_crtc.c:353:5: error: 'SCALER_OLEDCOEF1_G_TO_G_SHIFT' undeclared (first use in this function); did you mean 'SCALER_OLEDCOEF1_G_TO_R_SHIFT'?
SCALER_OLEDCOEF1_G_TO_G) | ^ drivers/gpu/drm/vc4/vc4_drv.h:301:39: note: in definition of macro 'HVS_WRITE' #define HVS_WRITE(offset, val) writel(val, vc4->hvs->regs + offset) ^~~ drivers/gpu/drm/vc4/vc4_crtc.c:352:5: note: in expansion of macro 'VC4_SET_FIELD' VC4_SET_FIELD(vc4_crtc_s31_32_to_s0_9(ctm->matrix[4]), ^~~~~~~~~~~~~
drivers/gpu/drm/vc4/vc4_crtc.c:353:5: error: 'SCALER_OLEDCOEF1_G_TO_G_MASK' undeclared (first use in this function); did you mean 'SCALER_OLEDCOEF1_G_TO_R_MASK'?
SCALER_OLEDCOEF1_G_TO_G) | ^ drivers/gpu/drm/vc4/vc4_drv.h:301:39: note: in definition of macro 'HVS_WRITE' #define HVS_WRITE(offset, val) writel(val, vc4->hvs->regs + offset) ^~~
drivers/gpu/drm/vc4/vc4_regs.h:19:3: note: in expansion of macro 'WARN_ON'
WARN_ON((fieldval & ~field##_MASK) != 0); \ ^~~~~~~ drivers/gpu/drm/vc4/vc4_crtc.c:352:5: note: in expansion of macro 'VC4_SET_FIELD' VC4_SET_FIELD(vc4_crtc_s31_32_to_s0_9(ctm->matrix[4]), ^~~~~~~~~~~~~
drivers/gpu/drm/vc4/vc4_crtc.c:355:5: error: 'SCALER_OLEDCOEF1_G_TO_B_SHIFT' undeclared (first use in this function); did you mean 'SCALER_OLEDCOEF1_G_TO_G_SHIFT'?
SCALER_OLEDCOEF1_G_TO_B)); ^ drivers/gpu/drm/vc4/vc4_drv.h:301:39: note: in definition of macro 'HVS_WRITE' #define HVS_WRITE(offset, val) writel(val, vc4->hvs->regs + offset) ^~~ drivers/gpu/drm/vc4/vc4_crtc.c:354:5: note: in expansion of macro 'VC4_SET_FIELD' VC4_SET_FIELD(vc4_crtc_s31_32_to_s0_9(ctm->matrix[7]), ^~~~~~~~~~~~~
vim +344 drivers/gpu/drm/vc4/vc4_crtc.c
300 301 static void 302 vc4_crtc_update_gamma_lut(struct drm_crtc *crtc) 303 { 304 struct vc4_crtc *vc4_crtc = to_vc4_crtc(crtc);
305 struct drm_color_lut *lut = crtc->state->gamma_lut->data;
306 u32 length = crtc->state->gamma_lut->length / sizeof(*lut); 307 u32 i; 308 309 for (i = 0; i < length; i++) { 310 vc4_crtc->lut_r[i] = drm_color_lut_extract(lut[i].red, 8); 311 vc4_crtc->lut_g[i] = drm_color_lut_extract(lut[i].green, 8); 312 vc4_crtc->lut_b[i] = drm_color_lut_extract(lut[i].blue, 8); 313 } 314 315 vc4_crtc_lut_load(crtc); 316 } 317 318 /* Converts a DRM S31.32 value to the HW S0.9 format. */ 319 static u16 vc4_crtc_s31_32_to_s0_9(u64 in) 320 { 321 u16 r; 322 323 /* Sign bit. */ 324 r = in & BIT_ULL(63) ? BIT(9) : 0; 325 /* We have zero integer bits so we can only saturate here. */ 326 if ((in & GENMASK_ULL(62, 32)) > 0) 327 r |= GENMASK(8, 0); 328 /* Otherwise take the 9 most important fractional bits. */ 329 else 330 r |= (in >> 22) & GENMASK(8, 0); 331 return r; 332 } 333 334 static void 335 vc4_crtc_update_ctm(struct drm_crtc *crtc) 336 { 337 struct drm_device *dev = crtc->dev; 338 struct vc4_dev *vc4 = to_vc4_dev(dev); 339 struct vc4_crtc *vc4_crtc = to_vc4_crtc(crtc); 340 struct drm_color_ctm *ctm = crtc->state->ctm->data; 341
342 HVS_WRITE(SCALER_OLEDCOEF2, 343 VC4_SET_FIELD(vc4_crtc_s31_32_to_s0_9(ctm->matrix[0]), 344 SCALER_OLEDCOEF2_R_TO_R) | 345 VC4_SET_FIELD(vc4_crtc_s31_32_to_s0_9(ctm->matrix[3]), 346 SCALER_OLEDCOEF2_R_TO_G) | 347 VC4_SET_FIELD(vc4_crtc_s31_32_to_s0_9(ctm->matrix[6]), 348 SCALER_OLEDCOEF2_R_TO_B)); 349 HVS_WRITE(SCALER_OLEDCOEF1, 350 VC4_SET_FIELD(vc4_crtc_s31_32_to_s0_9(ctm->matrix[1]), 351 SCALER_OLEDCOEF1_G_TO_R) | 352 VC4_SET_FIELD(vc4_crtc_s31_32_to_s0_9(ctm->matrix[4]), 353 SCALER_OLEDCOEF1_G_TO_G) | 354 VC4_SET_FIELD(vc4_crtc_s31_32_to_s0_9(ctm->matrix[7]), 355 SCALER_OLEDCOEF1_G_TO_B)); 356 HVS_WRITE(SCALER_OLEDCOEF0, 357 VC4_SET_FIELD(vc4_crtc_s31_32_to_s0_9(ctm->matrix[2]), 358 SCALER_OLEDCOEF0_B_TO_R) | 359 VC4_SET_FIELD(vc4_crtc_s31_32_to_s0_9(ctm->matrix[5]), 360 SCALER_OLEDCOEF0_B_TO_G) | 361 VC4_SET_FIELD(vc4_crtc_s31_32_to_s0_9(ctm->matrix[8]), 362 SCALER_OLEDCOEF0_B_TO_B));
363 364 /* Channel is 0-based but for DISPFIFO, 0 means disabled. */
365 HVS_WRITE(SCALER_OLEDOFFS, VC4_SET_FIELD(vc4_crtc->channel + 1, 366 SCALER_OLEDOFFS_DISPFIFO));
367 } 368 369 /* Check if the CTM contains valid input. 370 * 371 * DRM exposes CTM with S31.32 scalars, but the HW only supports S0.9. 372 * We don't allow integer values >1, and 1 only without fractional part 373 * to handle the common 1.0 value. 374 */ 375 static int vc4_crtc_atomic_check_ctm(struct drm_crtc_state *state) 376 {
377 struct drm_color_ctm *ctm = state->ctm->data;
378 u32 i; 379 380 for (i = 0; i < ARRAY_SIZE(ctm->matrix); i++) { 381 u64 val = ctm->matrix[i]; 382 383 val &= ~BIT_ULL(63); 384 if ((val >> 32) > 1) 385 return -EINVAL; 386 if ((val >> 32) == 1 && (val & GENMASK_ULL(31, 0)) != 0) 387 return -EINVAL; 388 } 389 390 return 0; 391 } 392
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