Commit | Line | Data |
---|---|---|
4bf8e196 LP |
1 | /* |
2 | * rcar_du_plane.c -- R-Car Display Unit Planes | |
3 | * | |
36d50464 | 4 | * Copyright (C) 2013-2014 Renesas Electronics Corporation |
4bf8e196 LP |
5 | * |
6 | * Contact: Laurent Pinchart (laurent.pinchart@ideasonboard.com) | |
7 | * | |
8 | * This program is free software; you can redistribute it and/or modify | |
9 | * it under the terms of the GNU General Public License as published by | |
10 | * the Free Software Foundation; either version 2 of the License, or | |
11 | * (at your option) any later version. | |
12 | */ | |
13 | ||
14 | #include <drm/drmP.h> | |
15 | #include <drm/drm_crtc.h> | |
16 | #include <drm/drm_crtc_helper.h> | |
17 | #include <drm/drm_fb_cma_helper.h> | |
18 | #include <drm/drm_gem_cma_helper.h> | |
19 | ||
20 | #include "rcar_du_drv.h" | |
21 | #include "rcar_du_kms.h" | |
22 | #include "rcar_du_plane.h" | |
23 | #include "rcar_du_regs.h" | |
24 | ||
25 | #define RCAR_DU_COLORKEY_NONE (0 << 24) | |
26 | #define RCAR_DU_COLORKEY_SOURCE (1 << 24) | |
27 | #define RCAR_DU_COLORKEY_MASK (1 << 24) | |
28 | ||
29 | struct rcar_du_kms_plane { | |
30 | struct drm_plane plane; | |
31 | struct rcar_du_plane *hwplane; | |
32 | }; | |
33 | ||
34 | static inline struct rcar_du_plane *to_rcar_plane(struct drm_plane *plane) | |
35 | { | |
36 | return container_of(plane, struct rcar_du_kms_plane, plane)->hwplane; | |
37 | } | |
38 | ||
cb2025d2 | 39 | static u32 rcar_du_plane_read(struct rcar_du_group *rgrp, |
4bf8e196 LP |
40 | unsigned int index, u32 reg) |
41 | { | |
cb2025d2 LP |
42 | return rcar_du_read(rgrp->dev, |
43 | rgrp->mmio_offset + index * PLANE_OFF + reg); | |
4bf8e196 LP |
44 | } |
45 | ||
cb2025d2 | 46 | static void rcar_du_plane_write(struct rcar_du_group *rgrp, |
4bf8e196 LP |
47 | unsigned int index, u32 reg, u32 data) |
48 | { | |
cb2025d2 LP |
49 | rcar_du_write(rgrp->dev, rgrp->mmio_offset + index * PLANE_OFF + reg, |
50 | data); | |
4bf8e196 LP |
51 | } |
52 | ||
53 | int rcar_du_plane_reserve(struct rcar_du_plane *plane, | |
54 | const struct rcar_du_format_info *format) | |
55 | { | |
cb2025d2 | 56 | struct rcar_du_group *rgrp = plane->group; |
4bf8e196 LP |
57 | unsigned int i; |
58 | int ret = -EBUSY; | |
59 | ||
cb2025d2 | 60 | mutex_lock(&rgrp->planes.lock); |
4bf8e196 | 61 | |
cb2025d2 LP |
62 | for (i = 0; i < ARRAY_SIZE(rgrp->planes.planes); ++i) { |
63 | if (!(rgrp->planes.free & (1 << i))) | |
4bf8e196 LP |
64 | continue; |
65 | ||
66 | if (format->planes == 1 || | |
cb2025d2 | 67 | rgrp->planes.free & (1 << ((i + 1) % 8))) |
4bf8e196 LP |
68 | break; |
69 | } | |
70 | ||
cb2025d2 | 71 | if (i == ARRAY_SIZE(rgrp->planes.planes)) |
4bf8e196 LP |
72 | goto done; |
73 | ||
cb2025d2 | 74 | rgrp->planes.free &= ~(1 << i); |
4bf8e196 | 75 | if (format->planes == 2) |
cb2025d2 | 76 | rgrp->planes.free &= ~(1 << ((i + 1) % 8)); |
4bf8e196 LP |
77 | |
78 | plane->hwindex = i; | |
79 | ||
80 | ret = 0; | |
81 | ||
82 | done: | |
cb2025d2 | 83 | mutex_unlock(&rgrp->planes.lock); |
4bf8e196 LP |
84 | return ret; |
85 | } | |
86 | ||
87 | void rcar_du_plane_release(struct rcar_du_plane *plane) | |
88 | { | |
cb2025d2 | 89 | struct rcar_du_group *rgrp = plane->group; |
4bf8e196 LP |
90 | |
91 | if (plane->hwindex == -1) | |
92 | return; | |
93 | ||
cb2025d2 LP |
94 | mutex_lock(&rgrp->planes.lock); |
95 | rgrp->planes.free |= 1 << plane->hwindex; | |
4bf8e196 | 96 | if (plane->format->planes == 2) |
cb2025d2 LP |
97 | rgrp->planes.free |= 1 << ((plane->hwindex + 1) % 8); |
98 | mutex_unlock(&rgrp->planes.lock); | |
4bf8e196 LP |
99 | |
100 | plane->hwindex = -1; | |
101 | } | |
102 | ||
103 | void rcar_du_plane_update_base(struct rcar_du_plane *plane) | |
104 | { | |
cb2025d2 | 105 | struct rcar_du_group *rgrp = plane->group; |
4bf8e196 | 106 | unsigned int index = plane->hwindex; |
eb86301f LP |
107 | u32 mwr; |
108 | ||
109 | /* Memory pitch (expressed in pixels) */ | |
110 | if (plane->format->planes == 2) | |
111 | mwr = plane->pitch; | |
112 | else | |
113 | mwr = plane->pitch * 8 / plane->format->bpp; | |
114 | ||
115 | rcar_du_plane_write(rgrp, index, PnMWR, mwr); | |
4bf8e196 | 116 | |
9e7db06d LP |
117 | /* The Y position is expressed in raster line units and must be doubled |
118 | * for 32bpp formats, according to the R8A7790 datasheet. No mention of | |
119 | * doubling the Y position is found in the R8A7779 datasheet, but the | |
120 | * rule seems to apply there as well. | |
121 | * | |
122 | * Similarly, for the second plane, NV12 and NV21 formats seem to | |
4bf8e196 LP |
123 | * require a halved Y position value. |
124 | */ | |
cb2025d2 LP |
125 | rcar_du_plane_write(rgrp, index, PnSPXR, plane->src_x); |
126 | rcar_du_plane_write(rgrp, index, PnSPYR, plane->src_y * | |
4bf8e196 | 127 | (plane->format->bpp == 32 ? 2 : 1)); |
cb2025d2 | 128 | rcar_du_plane_write(rgrp, index, PnDSA0R, plane->dma[0]); |
4bf8e196 LP |
129 | |
130 | if (plane->format->planes == 2) { | |
131 | index = (index + 1) % 8; | |
132 | ||
49785e25 LP |
133 | rcar_du_plane_write(rgrp, index, PnMWR, plane->pitch); |
134 | ||
cb2025d2 LP |
135 | rcar_du_plane_write(rgrp, index, PnSPXR, plane->src_x); |
136 | rcar_du_plane_write(rgrp, index, PnSPYR, plane->src_y * | |
4bf8e196 | 137 | (plane->format->bpp == 16 ? 2 : 1) / 2); |
cb2025d2 | 138 | rcar_du_plane_write(rgrp, index, PnDSA0R, plane->dma[1]); |
4bf8e196 LP |
139 | } |
140 | } | |
141 | ||
142 | void rcar_du_plane_compute_base(struct rcar_du_plane *plane, | |
143 | struct drm_framebuffer *fb) | |
144 | { | |
145 | struct drm_gem_cma_object *gem; | |
146 | ||
eb86301f LP |
147 | plane->pitch = fb->pitches[0]; |
148 | ||
4bf8e196 LP |
149 | gem = drm_fb_cma_get_gem_obj(fb, 0); |
150 | plane->dma[0] = gem->paddr + fb->offsets[0]; | |
151 | ||
152 | if (plane->format->planes == 2) { | |
153 | gem = drm_fb_cma_get_gem_obj(fb, 1); | |
154 | plane->dma[1] = gem->paddr + fb->offsets[1]; | |
155 | } | |
156 | } | |
157 | ||
158 | static void rcar_du_plane_setup_mode(struct rcar_du_plane *plane, | |
159 | unsigned int index) | |
160 | { | |
cb2025d2 | 161 | struct rcar_du_group *rgrp = plane->group; |
4bf8e196 LP |
162 | u32 colorkey; |
163 | u32 pnmr; | |
164 | ||
165 | /* The PnALPHAR register controls alpha-blending in 16bpp formats | |
166 | * (ARGB1555 and XRGB1555). | |
167 | * | |
168 | * For ARGB, set the alpha value to 0, and enable alpha-blending when | |
169 | * the A bit is 0. This maps A=0 to alpha=0 and A=1 to alpha=255. | |
170 | * | |
171 | * For XRGB, set the alpha value to the plane-wide alpha value and | |
172 | * enable alpha-blending regardless of the X bit value. | |
173 | */ | |
174 | if (plane->format->fourcc != DRM_FORMAT_XRGB1555) | |
cb2025d2 | 175 | rcar_du_plane_write(rgrp, index, PnALPHAR, PnALPHAR_ABIT_0); |
4bf8e196 | 176 | else |
cb2025d2 | 177 | rcar_du_plane_write(rgrp, index, PnALPHAR, |
4bf8e196 LP |
178 | PnALPHAR_ABIT_X | plane->alpha); |
179 | ||
180 | pnmr = PnMR_BM_MD | plane->format->pnmr; | |
181 | ||
182 | /* Disable color keying when requested. YUV formats have the | |
183 | * PnMR_SPIM_TP_OFF bit set in their pnmr field, disabling color keying | |
184 | * automatically. | |
185 | */ | |
186 | if ((plane->colorkey & RCAR_DU_COLORKEY_MASK) == RCAR_DU_COLORKEY_NONE) | |
187 | pnmr |= PnMR_SPIM_TP_OFF; | |
188 | ||
189 | /* For packed YUV formats we need to select the U/V order. */ | |
190 | if (plane->format->fourcc == DRM_FORMAT_YUYV) | |
191 | pnmr |= PnMR_YCDF_YUYV; | |
192 | ||
cb2025d2 | 193 | rcar_du_plane_write(rgrp, index, PnMR, pnmr); |
4bf8e196 LP |
194 | |
195 | switch (plane->format->fourcc) { | |
196 | case DRM_FORMAT_RGB565: | |
197 | colorkey = ((plane->colorkey & 0xf80000) >> 8) | |
198 | | ((plane->colorkey & 0x00fc00) >> 5) | |
199 | | ((plane->colorkey & 0x0000f8) >> 3); | |
cb2025d2 | 200 | rcar_du_plane_write(rgrp, index, PnTC2R, colorkey); |
4bf8e196 LP |
201 | break; |
202 | ||
203 | case DRM_FORMAT_ARGB1555: | |
204 | case DRM_FORMAT_XRGB1555: | |
205 | colorkey = ((plane->colorkey & 0xf80000) >> 9) | |
206 | | ((plane->colorkey & 0x00f800) >> 6) | |
207 | | ((plane->colorkey & 0x0000f8) >> 3); | |
cb2025d2 | 208 | rcar_du_plane_write(rgrp, index, PnTC2R, colorkey); |
4bf8e196 LP |
209 | break; |
210 | ||
211 | case DRM_FORMAT_XRGB8888: | |
212 | case DRM_FORMAT_ARGB8888: | |
cb2025d2 | 213 | rcar_du_plane_write(rgrp, index, PnTC3R, |
4bf8e196 LP |
214 | PnTC3R_CODE | (plane->colorkey & 0xffffff)); |
215 | break; | |
216 | } | |
217 | } | |
218 | ||
219 | static void __rcar_du_plane_setup(struct rcar_du_plane *plane, | |
220 | unsigned int index) | |
221 | { | |
cb2025d2 | 222 | struct rcar_du_group *rgrp = plane->group; |
4bf8e196 LP |
223 | u32 ddcr2 = PnDDCR2_CODE; |
224 | u32 ddcr4; | |
4bf8e196 LP |
225 | |
226 | /* Data format | |
227 | * | |
228 | * The data format is selected by the DDDF field in PnMR and the EDF | |
229 | * field in DDCR4. | |
230 | */ | |
cb2025d2 | 231 | ddcr4 = rcar_du_plane_read(rgrp, index, PnDDCR4); |
4bf8e196 LP |
232 | ddcr4 &= ~PnDDCR4_EDF_MASK; |
233 | ddcr4 |= plane->format->edf | PnDDCR4_CODE; | |
234 | ||
235 | rcar_du_plane_setup_mode(plane, index); | |
236 | ||
237 | if (plane->format->planes == 2) { | |
238 | if (plane->hwindex != index) { | |
239 | if (plane->format->fourcc == DRM_FORMAT_NV12 || | |
240 | plane->format->fourcc == DRM_FORMAT_NV21) | |
241 | ddcr2 |= PnDDCR2_Y420; | |
242 | ||
243 | if (plane->format->fourcc == DRM_FORMAT_NV21) | |
244 | ddcr2 |= PnDDCR2_NV21; | |
245 | ||
246 | ddcr2 |= PnDDCR2_DIVU; | |
247 | } else { | |
248 | ddcr2 |= PnDDCR2_DIVY; | |
249 | } | |
250 | } | |
251 | ||
cb2025d2 LP |
252 | rcar_du_plane_write(rgrp, index, PnDDCR2, ddcr2); |
253 | rcar_du_plane_write(rgrp, index, PnDDCR4, ddcr4); | |
4bf8e196 | 254 | |
4bf8e196 | 255 | /* Destination position and size */ |
cb2025d2 LP |
256 | rcar_du_plane_write(rgrp, index, PnDSXR, plane->width); |
257 | rcar_du_plane_write(rgrp, index, PnDSYR, plane->height); | |
258 | rcar_du_plane_write(rgrp, index, PnDPXR, plane->dst_x); | |
259 | rcar_du_plane_write(rgrp, index, PnDPYR, plane->dst_y); | |
4bf8e196 LP |
260 | |
261 | /* Wrap-around and blinking, disabled */ | |
cb2025d2 LP |
262 | rcar_du_plane_write(rgrp, index, PnWASPR, 0); |
263 | rcar_du_plane_write(rgrp, index, PnWAMWR, 4095); | |
264 | rcar_du_plane_write(rgrp, index, PnBTR, 0); | |
265 | rcar_du_plane_write(rgrp, index, PnMLR, 0); | |
4bf8e196 LP |
266 | } |
267 | ||
268 | void rcar_du_plane_setup(struct rcar_du_plane *plane) | |
269 | { | |
270 | __rcar_du_plane_setup(plane, plane->hwindex); | |
271 | if (plane->format->planes == 2) | |
272 | __rcar_du_plane_setup(plane, (plane->hwindex + 1) % 8); | |
273 | ||
274 | rcar_du_plane_update_base(plane); | |
275 | } | |
276 | ||
277 | static int | |
278 | rcar_du_plane_update(struct drm_plane *plane, struct drm_crtc *crtc, | |
279 | struct drm_framebuffer *fb, int crtc_x, int crtc_y, | |
280 | unsigned int crtc_w, unsigned int crtc_h, | |
281 | uint32_t src_x, uint32_t src_y, | |
282 | uint32_t src_w, uint32_t src_h) | |
283 | { | |
284 | struct rcar_du_plane *rplane = to_rcar_plane(plane); | |
cb2025d2 | 285 | struct rcar_du_device *rcdu = rplane->group->dev; |
4bf8e196 LP |
286 | const struct rcar_du_format_info *format; |
287 | unsigned int nplanes; | |
288 | int ret; | |
289 | ||
290 | format = rcar_du_format_info(fb->pixel_format); | |
291 | if (format == NULL) { | |
292 | dev_dbg(rcdu->dev, "%s: unsupported format %08x\n", __func__, | |
293 | fb->pixel_format); | |
294 | return -EINVAL; | |
295 | } | |
296 | ||
297 | if (src_w >> 16 != crtc_w || src_h >> 16 != crtc_h) { | |
298 | dev_dbg(rcdu->dev, "%s: scaling not supported\n", __func__); | |
299 | return -EINVAL; | |
300 | } | |
301 | ||
302 | nplanes = rplane->format ? rplane->format->planes : 0; | |
303 | ||
304 | /* Reallocate hardware planes if the number of required planes has | |
305 | * changed. | |
306 | */ | |
307 | if (format->planes != nplanes) { | |
308 | rcar_du_plane_release(rplane); | |
309 | ret = rcar_du_plane_reserve(rplane, format); | |
310 | if (ret < 0) | |
311 | return ret; | |
312 | } | |
313 | ||
314 | rplane->crtc = crtc; | |
315 | rplane->format = format; | |
4bf8e196 LP |
316 | |
317 | rplane->src_x = src_x >> 16; | |
318 | rplane->src_y = src_y >> 16; | |
319 | rplane->dst_x = crtc_x; | |
320 | rplane->dst_y = crtc_y; | |
321 | rplane->width = crtc_w; | |
322 | rplane->height = crtc_h; | |
323 | ||
324 | rcar_du_plane_compute_base(rplane, fb); | |
325 | rcar_du_plane_setup(rplane); | |
326 | ||
cb2025d2 | 327 | mutex_lock(&rplane->group->planes.lock); |
4bf8e196 LP |
328 | rplane->enabled = true; |
329 | rcar_du_crtc_update_planes(rplane->crtc); | |
cb2025d2 | 330 | mutex_unlock(&rplane->group->planes.lock); |
4bf8e196 LP |
331 | |
332 | return 0; | |
333 | } | |
334 | ||
335 | static int rcar_du_plane_disable(struct drm_plane *plane) | |
336 | { | |
4bf8e196 LP |
337 | struct rcar_du_plane *rplane = to_rcar_plane(plane); |
338 | ||
339 | if (!rplane->enabled) | |
340 | return 0; | |
341 | ||
cb2025d2 | 342 | mutex_lock(&rplane->group->planes.lock); |
4bf8e196 LP |
343 | rplane->enabled = false; |
344 | rcar_du_crtc_update_planes(rplane->crtc); | |
cb2025d2 | 345 | mutex_unlock(&rplane->group->planes.lock); |
4bf8e196 LP |
346 | |
347 | rcar_du_plane_release(rplane); | |
348 | ||
349 | rplane->crtc = NULL; | |
350 | rplane->format = NULL; | |
351 | ||
352 | return 0; | |
353 | } | |
354 | ||
355 | /* Both the .set_property and the .update_plane operations are called with the | |
356 | * mode_config lock held. There is this no need to explicitly protect access to | |
357 | * the alpha and colorkey fields and the mode register. | |
358 | */ | |
359 | static void rcar_du_plane_set_alpha(struct rcar_du_plane *plane, u32 alpha) | |
360 | { | |
361 | if (plane->alpha == alpha) | |
362 | return; | |
363 | ||
364 | plane->alpha = alpha; | |
365 | if (!plane->enabled || plane->format->fourcc != DRM_FORMAT_XRGB1555) | |
366 | return; | |
367 | ||
368 | rcar_du_plane_setup_mode(plane, plane->hwindex); | |
369 | } | |
370 | ||
371 | static void rcar_du_plane_set_colorkey(struct rcar_du_plane *plane, | |
372 | u32 colorkey) | |
373 | { | |
374 | if (plane->colorkey == colorkey) | |
375 | return; | |
376 | ||
377 | plane->colorkey = colorkey; | |
378 | if (!plane->enabled) | |
379 | return; | |
380 | ||
381 | rcar_du_plane_setup_mode(plane, plane->hwindex); | |
382 | } | |
383 | ||
384 | static void rcar_du_plane_set_zpos(struct rcar_du_plane *plane, | |
385 | unsigned int zpos) | |
386 | { | |
cb2025d2 | 387 | mutex_lock(&plane->group->planes.lock); |
4bf8e196 LP |
388 | if (plane->zpos == zpos) |
389 | goto done; | |
390 | ||
391 | plane->zpos = zpos; | |
392 | if (!plane->enabled) | |
393 | goto done; | |
394 | ||
395 | rcar_du_crtc_update_planes(plane->crtc); | |
396 | ||
397 | done: | |
cb2025d2 | 398 | mutex_unlock(&plane->group->planes.lock); |
4bf8e196 LP |
399 | } |
400 | ||
401 | static int rcar_du_plane_set_property(struct drm_plane *plane, | |
402 | struct drm_property *property, | |
403 | uint64_t value) | |
404 | { | |
4bf8e196 | 405 | struct rcar_du_plane *rplane = to_rcar_plane(plane); |
cb2025d2 | 406 | struct rcar_du_group *rgrp = rplane->group; |
4bf8e196 | 407 | |
cb2025d2 | 408 | if (property == rgrp->planes.alpha) |
4bf8e196 | 409 | rcar_du_plane_set_alpha(rplane, value); |
cb2025d2 | 410 | else if (property == rgrp->planes.colorkey) |
4bf8e196 | 411 | rcar_du_plane_set_colorkey(rplane, value); |
cb2025d2 | 412 | else if (property == rgrp->planes.zpos) |
4bf8e196 LP |
413 | rcar_du_plane_set_zpos(rplane, value); |
414 | else | |
415 | return -EINVAL; | |
416 | ||
417 | return 0; | |
418 | } | |
419 | ||
420 | static const struct drm_plane_funcs rcar_du_plane_funcs = { | |
421 | .update_plane = rcar_du_plane_update, | |
422 | .disable_plane = rcar_du_plane_disable, | |
423 | .set_property = rcar_du_plane_set_property, | |
424 | .destroy = drm_plane_cleanup, | |
425 | }; | |
426 | ||
427 | static const uint32_t formats[] = { | |
428 | DRM_FORMAT_RGB565, | |
429 | DRM_FORMAT_ARGB1555, | |
430 | DRM_FORMAT_XRGB1555, | |
431 | DRM_FORMAT_XRGB8888, | |
432 | DRM_FORMAT_ARGB8888, | |
433 | DRM_FORMAT_UYVY, | |
434 | DRM_FORMAT_YUYV, | |
435 | DRM_FORMAT_NV12, | |
436 | DRM_FORMAT_NV21, | |
437 | DRM_FORMAT_NV16, | |
438 | }; | |
439 | ||
cb2025d2 | 440 | int rcar_du_planes_init(struct rcar_du_group *rgrp) |
4bf8e196 | 441 | { |
cb2025d2 LP |
442 | struct rcar_du_planes *planes = &rgrp->planes; |
443 | struct rcar_du_device *rcdu = rgrp->dev; | |
4bf8e196 LP |
444 | unsigned int i; |
445 | ||
cb2025d2 LP |
446 | mutex_init(&planes->lock); |
447 | planes->free = 0xff; | |
4bf8e196 | 448 | |
cb2025d2 | 449 | planes->alpha = |
4bf8e196 | 450 | drm_property_create_range(rcdu->ddev, 0, "alpha", 0, 255); |
cb2025d2 | 451 | if (planes->alpha == NULL) |
4bf8e196 LP |
452 | return -ENOMEM; |
453 | ||
454 | /* The color key is expressed as an RGB888 triplet stored in a 32-bit | |
455 | * integer in XRGB8888 format. Bit 24 is used as a flag to disable (0) | |
456 | * or enable source color keying (1). | |
457 | */ | |
cb2025d2 | 458 | planes->colorkey = |
4bf8e196 LP |
459 | drm_property_create_range(rcdu->ddev, 0, "colorkey", |
460 | 0, 0x01ffffff); | |
cb2025d2 | 461 | if (planes->colorkey == NULL) |
4bf8e196 LP |
462 | return -ENOMEM; |
463 | ||
cb2025d2 | 464 | planes->zpos = |
4bf8e196 | 465 | drm_property_create_range(rcdu->ddev, 0, "zpos", 1, 7); |
cb2025d2 | 466 | if (planes->zpos == NULL) |
4bf8e196 LP |
467 | return -ENOMEM; |
468 | ||
cb2025d2 LP |
469 | for (i = 0; i < ARRAY_SIZE(planes->planes); ++i) { |
470 | struct rcar_du_plane *plane = &planes->planes[i]; | |
4bf8e196 | 471 | |
cb2025d2 | 472 | plane->group = rgrp; |
4bf8e196 LP |
473 | plane->hwindex = -1; |
474 | plane->alpha = 255; | |
475 | plane->colorkey = RCAR_DU_COLORKEY_NONE; | |
476 | plane->zpos = 0; | |
477 | } | |
478 | ||
479 | return 0; | |
480 | } | |
481 | ||
cb2025d2 | 482 | int rcar_du_planes_register(struct rcar_du_group *rgrp) |
4bf8e196 | 483 | { |
cb2025d2 LP |
484 | struct rcar_du_planes *planes = &rgrp->planes; |
485 | struct rcar_du_device *rcdu = rgrp->dev; | |
a5f0ef59 | 486 | unsigned int crtcs; |
4bf8e196 LP |
487 | unsigned int i; |
488 | int ret; | |
489 | ||
a5f0ef59 LP |
490 | crtcs = ((1 << rcdu->num_crtcs) - 1) & (3 << (2 * rgrp->index)); |
491 | ||
4bf8e196 LP |
492 | for (i = 0; i < RCAR_DU_NUM_KMS_PLANES; ++i) { |
493 | struct rcar_du_kms_plane *plane; | |
494 | ||
495 | plane = devm_kzalloc(rcdu->dev, sizeof(*plane), GFP_KERNEL); | |
496 | if (plane == NULL) | |
497 | return -ENOMEM; | |
498 | ||
cb2025d2 | 499 | plane->hwplane = &planes->planes[i + 2]; |
4bf8e196 LP |
500 | plane->hwplane->zpos = 1; |
501 | ||
a5f0ef59 | 502 | ret = drm_plane_init(rcdu->ddev, &plane->plane, crtcs, |
4bf8e196 LP |
503 | &rcar_du_plane_funcs, formats, |
504 | ARRAY_SIZE(formats), false); | |
505 | if (ret < 0) | |
506 | return ret; | |
507 | ||
508 | drm_object_attach_property(&plane->plane.base, | |
cb2025d2 | 509 | planes->alpha, 255); |
4bf8e196 | 510 | drm_object_attach_property(&plane->plane.base, |
cb2025d2 | 511 | planes->colorkey, |
4bf8e196 LP |
512 | RCAR_DU_COLORKEY_NONE); |
513 | drm_object_attach_property(&plane->plane.base, | |
cb2025d2 | 514 | planes->zpos, 1); |
4bf8e196 LP |
515 | } |
516 | ||
517 | return 0; | |
518 | } |