2 * Copyright (c) 2014 The Linux Foundation. All rights reserved.
3 * Copyright (C) 2013 Red Hat
4 * Author: Rob Clark <robdclark@gmail.com>
6 * This program is free software; you can redistribute it and/or modify it
7 * under the terms of the GNU General Public License version 2 as published by
8 * the Free Software Foundation.
10 * This program is distributed in the hope that it will be useful, but WITHOUT
11 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
12 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
15 * You should have received a copy of the GNU General Public License along with
16 * this program. If not, see <http://www.gnu.org/licenses/>.
21 #include <linux/sort.h>
22 #include <drm/drm_mode.h>
24 #include "drm_crtc_helper.h"
25 #include "drm_flip_work.h"
27 #define CURSOR_WIDTH 64
28 #define CURSOR_HEIGHT 64
30 #define SSPP_MAX (SSPP_RGB3 + 1) /* TODO: Add SSPP_MAX in mdp5.xml.h */
38 /* layer mixer used for this CRTC (+ its lock): */
39 #define GET_LM_ID(crtc_id) ((crtc_id == 3) ? 5 : crtc_id)
41 spinlock_t lm_lock; /* protect REG_MDP5_LM_* registers */
43 /* CTL used for this CRTC: */
46 /* if there is a pending flip, these will be non-null: */
47 struct drm_pending_vblank_event *event;
49 #define PENDING_CURSOR 0x1
50 #define PENDING_FLIP 0x2
53 /* for unref'ing cursor bo's after scanout completes: */
54 struct drm_flip_work unref_cursor_work;
56 struct mdp_irq vblank;
60 /* protect REG_MDP5_LM_CURSOR* registers and cursor scanout_bo*/
63 /* current cursor being scanned out: */
64 struct drm_gem_object *scanout_bo;
69 #define to_mdp5_crtc(x) container_of(x, struct mdp5_crtc, base)
71 static struct mdp5_kms *get_kms(struct drm_crtc *crtc)
73 struct msm_drm_private *priv = crtc->dev->dev_private;
74 return to_mdp5_kms(to_mdp_kms(priv->kms));
77 static void request_pending(struct drm_crtc *crtc, uint32_t pending)
79 struct mdp5_crtc *mdp5_crtc = to_mdp5_crtc(crtc);
81 atomic_or(pending, &mdp5_crtc->pending);
82 mdp_irq_register(&get_kms(crtc)->base, &mdp5_crtc->vblank);
85 #define mdp5_lm_get_flush(lm) mdp_ctl_flush_mask_lm(lm)
87 static void crtc_flush(struct drm_crtc *crtc, u32 flush_mask)
89 struct mdp5_crtc *mdp5_crtc = to_mdp5_crtc(crtc);
91 DBG("%s: flush=%08x", mdp5_crtc->name, flush_mask);
92 mdp5_ctl_commit(mdp5_crtc->ctl, flush_mask);
96 * flush updates, to make sure hw is updated to new scanout fb,
97 * so that we can safely queue unref to current fb (ie. next
98 * vblank we know hw is done w/ previous scanout_fb).
100 static void crtc_flush_all(struct drm_crtc *crtc)
102 struct mdp5_crtc *mdp5_crtc = to_mdp5_crtc(crtc);
103 struct drm_plane *plane;
104 uint32_t flush_mask = 0;
106 /* we could have already released CTL in the disable path: */
110 drm_atomic_crtc_for_each_plane(plane, crtc) {
111 flush_mask |= mdp5_plane_get_flush(plane);
113 flush_mask |= mdp5_ctl_get_flush(mdp5_crtc->ctl);
114 flush_mask |= mdp5_lm_get_flush(mdp5_crtc->lm);
116 crtc_flush(crtc, flush_mask);
119 /* if file!=NULL, this is preclose potential cancel-flip path */
120 static void complete_flip(struct drm_crtc *crtc, struct drm_file *file)
122 struct mdp5_crtc *mdp5_crtc = to_mdp5_crtc(crtc);
123 struct drm_device *dev = crtc->dev;
124 struct drm_pending_vblank_event *event;
125 struct drm_plane *plane;
128 spin_lock_irqsave(&dev->event_lock, flags);
129 event = mdp5_crtc->event;
131 /* if regular vblank case (!file) or if cancel-flip from
132 * preclose on file that requested flip, then send the
135 if (!file || (event->base.file_priv == file)) {
136 mdp5_crtc->event = NULL;
137 DBG("%s: send event: %p", mdp5_crtc->name, event);
138 drm_send_vblank_event(dev, mdp5_crtc->id, event);
141 spin_unlock_irqrestore(&dev->event_lock, flags);
143 drm_atomic_crtc_for_each_plane(plane, crtc) {
144 mdp5_plane_complete_flip(plane);
148 static void unref_cursor_worker(struct drm_flip_work *work, void *val)
150 struct mdp5_crtc *mdp5_crtc =
151 container_of(work, struct mdp5_crtc, unref_cursor_work);
152 struct mdp5_kms *mdp5_kms = get_kms(&mdp5_crtc->base);
154 msm_gem_put_iova(val, mdp5_kms->id);
155 drm_gem_object_unreference_unlocked(val);
158 static void mdp5_crtc_destroy(struct drm_crtc *crtc)
160 struct mdp5_crtc *mdp5_crtc = to_mdp5_crtc(crtc);
162 drm_crtc_cleanup(crtc);
163 drm_flip_work_cleanup(&mdp5_crtc->unref_cursor_work);
168 static bool mdp5_crtc_mode_fixup(struct drm_crtc *crtc,
169 const struct drm_display_mode *mode,
170 struct drm_display_mode *adjusted_mode)
176 * blend_setup() - blend all the planes of a CRTC
178 * When border is enabled, the border color will ALWAYS be the base layer.
179 * Therefore, the first plane (private RGB pipe) will start at STAGE0.
180 * If disabled, the first plane starts at STAGE_BASE.
183 * Border is not enabled here because the private plane is exactly
184 * the CRTC resolution.
186 static void blend_setup(struct drm_crtc *crtc)
188 struct mdp5_crtc *mdp5_crtc = to_mdp5_crtc(crtc);
189 struct mdp5_kms *mdp5_kms = get_kms(crtc);
190 struct drm_plane *plane;
191 const struct mdp5_cfg_hw *hw_cfg;
192 uint32_t lm = mdp5_crtc->lm, blend_cfg = 0;
194 #define blender(stage) ((stage) - STAGE_BASE)
196 hw_cfg = mdp5_cfg_get_hw_config(mdp5_kms->cfg);
198 spin_lock_irqsave(&mdp5_crtc->lm_lock, flags);
200 /* ctl could be released already when we are shutting down: */
204 drm_atomic_crtc_for_each_plane(plane, crtc) {
205 enum mdp_mixer_stage_id stage =
206 to_mdp5_plane_state(plane->state)->stage;
209 * Note: This cannot happen with current implementation but
210 * we need to check this condition once z property is added
212 BUG_ON(stage > hw_cfg->lm.nb_stages);
216 REG_MDP5_LM_BLEND_OP_MODE(lm, blender(stage)),
217 MDP5_LM_BLEND_OP_MODE_FG_ALPHA(FG_CONST) |
218 MDP5_LM_BLEND_OP_MODE_BG_ALPHA(BG_CONST));
219 mdp5_write(mdp5_kms, REG_MDP5_LM_BLEND_FG_ALPHA(lm,
220 blender(stage)), 0xff);
221 mdp5_write(mdp5_kms, REG_MDP5_LM_BLEND_BG_ALPHA(lm,
222 blender(stage)), 0x00);
224 blend_cfg |= mdp_ctl_blend_mask(mdp5_plane_pipe(plane), stage);
225 DBG("%s: blending pipe %s on stage=%d", mdp5_crtc->name,
226 pipe2name(mdp5_plane_pipe(plane)), stage);
229 DBG("%s: lm%d: blend config = 0x%08x", mdp5_crtc->name, lm, blend_cfg);
230 mdp5_ctl_blend(mdp5_crtc->ctl, lm, blend_cfg);
233 spin_unlock_irqrestore(&mdp5_crtc->lm_lock, flags);
236 static void mdp5_crtc_mode_set_nofb(struct drm_crtc *crtc)
238 struct mdp5_crtc *mdp5_crtc = to_mdp5_crtc(crtc);
239 struct mdp5_kms *mdp5_kms = get_kms(crtc);
241 struct drm_display_mode *mode;
243 if (WARN_ON(!crtc->state))
246 mode = &crtc->state->adjusted_mode;
248 DBG("%s: set mode: %d:\"%s\" %d %d %d %d %d %d %d %d %d %d 0x%x 0x%x",
249 mdp5_crtc->name, mode->base.id, mode->name,
250 mode->vrefresh, mode->clock,
251 mode->hdisplay, mode->hsync_start,
252 mode->hsync_end, mode->htotal,
253 mode->vdisplay, mode->vsync_start,
254 mode->vsync_end, mode->vtotal,
255 mode->type, mode->flags);
257 spin_lock_irqsave(&mdp5_crtc->lm_lock, flags);
258 mdp5_write(mdp5_kms, REG_MDP5_LM_OUT_SIZE(mdp5_crtc->lm),
259 MDP5_LM_OUT_SIZE_WIDTH(mode->hdisplay) |
260 MDP5_LM_OUT_SIZE_HEIGHT(mode->vdisplay));
261 spin_unlock_irqrestore(&mdp5_crtc->lm_lock, flags);
264 static void mdp5_crtc_disable(struct drm_crtc *crtc)
266 struct mdp5_crtc *mdp5_crtc = to_mdp5_crtc(crtc);
267 struct mdp5_kms *mdp5_kms = get_kms(crtc);
269 DBG("%s", mdp5_crtc->name);
271 if (WARN_ON(!mdp5_crtc->enabled))
274 /* set STAGE_UNUSED for all layers */
275 mdp5_ctl_blend(mdp5_crtc->ctl, mdp5_crtc->lm, 0x00000000);
277 mdp_irq_unregister(&mdp5_kms->base, &mdp5_crtc->err);
278 mdp5_disable(mdp5_kms);
280 mdp5_crtc->enabled = false;
283 static void mdp5_crtc_enable(struct drm_crtc *crtc)
285 struct mdp5_crtc *mdp5_crtc = to_mdp5_crtc(crtc);
286 struct mdp5_kms *mdp5_kms = get_kms(crtc);
288 DBG("%s", mdp5_crtc->name);
290 if (WARN_ON(mdp5_crtc->enabled))
293 mdp5_enable(mdp5_kms);
294 mdp_irq_register(&mdp5_kms->base, &mdp5_crtc->err);
296 crtc_flush_all(crtc);
298 mdp5_crtc->enabled = true;
302 struct drm_plane *plane;
303 struct mdp5_plane_state *state;
306 static int pstate_cmp(const void *a, const void *b)
308 struct plane_state *pa = (struct plane_state *)a;
309 struct plane_state *pb = (struct plane_state *)b;
310 return pa->state->zpos - pb->state->zpos;
313 static int mdp5_crtc_atomic_check(struct drm_crtc *crtc,
314 struct drm_crtc_state *state)
316 struct mdp5_crtc *mdp5_crtc = to_mdp5_crtc(crtc);
317 struct mdp5_kms *mdp5_kms = get_kms(crtc);
318 struct drm_plane *plane;
319 struct drm_device *dev = crtc->dev;
320 struct plane_state pstates[STAGE3 + 1];
323 DBG("%s: check", mdp5_crtc->name);
325 /* request a free CTL, if none is already allocated for this CRTC */
326 if (state->enable && !mdp5_crtc->ctl) {
327 mdp5_crtc->ctl = mdp5_ctlm_request(mdp5_kms->ctlm, crtc);
328 if (WARN_ON(!mdp5_crtc->ctl))
332 /* verify that there are not too many planes attached to crtc
333 * and that we don't have conflicting mixer stages:
335 drm_atomic_crtc_state_for_each_plane(plane, state) {
336 struct drm_plane_state *pstate;
338 if (cnt >= ARRAY_SIZE(pstates)) {
339 dev_err(dev->dev, "too many planes!\n");
343 pstate = state->state->plane_states[drm_plane_index(plane)];
345 /* plane might not have changed, in which case take
349 pstate = plane->state;
351 pstates[cnt].plane = plane;
352 pstates[cnt].state = to_mdp5_plane_state(pstate);
357 sort(pstates, cnt, sizeof(pstates[0]), pstate_cmp, NULL);
359 for (i = 0; i < cnt; i++) {
360 pstates[i].state->stage = STAGE_BASE + i;
361 DBG("%s: assign pipe %s on stage=%d", mdp5_crtc->name,
362 pipe2name(mdp5_plane_pipe(pstates[i].plane)),
363 pstates[i].state->stage);
369 static void mdp5_crtc_atomic_begin(struct drm_crtc *crtc)
371 struct mdp5_crtc *mdp5_crtc = to_mdp5_crtc(crtc);
372 DBG("%s: begin", mdp5_crtc->name);
375 static void mdp5_crtc_atomic_flush(struct drm_crtc *crtc)
377 struct mdp5_crtc *mdp5_crtc = to_mdp5_crtc(crtc);
378 struct drm_device *dev = crtc->dev;
381 DBG("%s: event: %p", mdp5_crtc->name, crtc->state->event);
383 WARN_ON(mdp5_crtc->event);
385 spin_lock_irqsave(&dev->event_lock, flags);
386 mdp5_crtc->event = crtc->state->event;
387 spin_unlock_irqrestore(&dev->event_lock, flags);
390 crtc_flush_all(crtc);
391 request_pending(crtc, PENDING_FLIP);
393 if (mdp5_crtc->ctl && !crtc->state->enable) {
394 mdp5_ctl_release(mdp5_crtc->ctl);
395 mdp5_crtc->ctl = NULL;
399 static int mdp5_crtc_set_property(struct drm_crtc *crtc,
400 struct drm_property *property, uint64_t val)
406 static int mdp5_crtc_cursor_set(struct drm_crtc *crtc,
407 struct drm_file *file, uint32_t handle,
408 uint32_t width, uint32_t height)
410 struct mdp5_crtc *mdp5_crtc = to_mdp5_crtc(crtc);
411 struct drm_device *dev = crtc->dev;
412 struct mdp5_kms *mdp5_kms = get_kms(crtc);
413 struct drm_gem_object *cursor_bo, *old_bo;
414 uint32_t blendcfg, cursor_addr, stride;
417 enum mdp5_cursor_alpha cur_alpha = CURSOR_ALPHA_PER_PIXEL;
418 uint32_t flush_mask = mdp_ctl_flush_mask_cursor(0);
421 if ((width > CURSOR_WIDTH) || (height > CURSOR_HEIGHT)) {
422 dev_err(dev->dev, "bad cursor size: %dx%d\n", width, height);
426 if (NULL == mdp5_crtc->ctl)
431 return mdp5_ctl_set_cursor(mdp5_crtc->ctl, false);
434 cursor_bo = drm_gem_object_lookup(dev, file, handle);
438 ret = msm_gem_get_iova(cursor_bo, mdp5_kms->id, &cursor_addr);
443 drm_fb_get_bpp_depth(DRM_FORMAT_ARGB8888, &depth, &bpp);
444 stride = width * (bpp >> 3);
446 spin_lock_irqsave(&mdp5_crtc->cursor.lock, flags);
447 old_bo = mdp5_crtc->cursor.scanout_bo;
449 mdp5_write(mdp5_kms, REG_MDP5_LM_CURSOR_STRIDE(lm), stride);
450 mdp5_write(mdp5_kms, REG_MDP5_LM_CURSOR_FORMAT(lm),
451 MDP5_LM_CURSOR_FORMAT_FORMAT(CURSOR_FMT_ARGB8888));
452 mdp5_write(mdp5_kms, REG_MDP5_LM_CURSOR_IMG_SIZE(lm),
453 MDP5_LM_CURSOR_IMG_SIZE_SRC_H(height) |
454 MDP5_LM_CURSOR_IMG_SIZE_SRC_W(width));
455 mdp5_write(mdp5_kms, REG_MDP5_LM_CURSOR_SIZE(lm),
456 MDP5_LM_CURSOR_SIZE_ROI_H(height) |
457 MDP5_LM_CURSOR_SIZE_ROI_W(width));
458 mdp5_write(mdp5_kms, REG_MDP5_LM_CURSOR_BASE_ADDR(lm), cursor_addr);
461 blendcfg = MDP5_LM_CURSOR_BLEND_CONFIG_BLEND_EN;
462 blendcfg |= MDP5_LM_CURSOR_BLEND_CONFIG_BLEND_TRANSP_EN;
463 blendcfg |= MDP5_LM_CURSOR_BLEND_CONFIG_BLEND_ALPHA_SEL(cur_alpha);
464 mdp5_write(mdp5_kms, REG_MDP5_LM_CURSOR_BLEND_CONFIG(lm), blendcfg);
466 mdp5_crtc->cursor.scanout_bo = cursor_bo;
467 mdp5_crtc->cursor.width = width;
468 mdp5_crtc->cursor.height = height;
469 spin_unlock_irqrestore(&mdp5_crtc->cursor.lock, flags);
471 ret = mdp5_ctl_set_cursor(mdp5_crtc->ctl, true);
475 flush_mask |= mdp5_ctl_get_flush(mdp5_crtc->ctl);
476 crtc_flush(crtc, flush_mask);
480 drm_flip_work_queue(&mdp5_crtc->unref_cursor_work, old_bo);
481 /* enable vblank to complete cursor work: */
482 request_pending(crtc, PENDING_CURSOR);
487 static int mdp5_crtc_cursor_move(struct drm_crtc *crtc, int x, int y)
489 struct mdp5_kms *mdp5_kms = get_kms(crtc);
490 struct mdp5_crtc *mdp5_crtc = to_mdp5_crtc(crtc);
491 uint32_t flush_mask = mdp_ctl_flush_mask_cursor(0);
492 uint32_t xres = crtc->mode.hdisplay;
493 uint32_t yres = crtc->mode.vdisplay;
502 * Cursor Region Of Interest (ROI) is a plane read from cursor
503 * buffer to render. The ROI region is determined by the visiblity of
504 * the cursor point. In the default Cursor image the cursor point will
505 * be at the top left of the cursor image, unless it is specified
506 * otherwise using hotspot feature.
508 * If the cursor point reaches the right (xres - x < cursor.width) or
509 * bottom (yres - y < cursor.height) boundary of the screen, then ROI
510 * width and ROI height need to be evaluated to crop the cursor image
512 * (xres-x) will be new cursor width when x > (xres - cursor.width)
513 * (yres-y) will be new cursor height when y > (yres - cursor.height)
515 roi_w = min(mdp5_crtc->cursor.width, xres - x);
516 roi_h = min(mdp5_crtc->cursor.height, yres - y);
518 spin_lock_irqsave(&mdp5_crtc->cursor.lock, flags);
519 mdp5_write(mdp5_kms, REG_MDP5_LM_CURSOR_SIZE(mdp5_crtc->lm),
520 MDP5_LM_CURSOR_SIZE_ROI_H(roi_h) |
521 MDP5_LM_CURSOR_SIZE_ROI_W(roi_w));
522 mdp5_write(mdp5_kms, REG_MDP5_LM_CURSOR_START_XY(mdp5_crtc->lm),
523 MDP5_LM_CURSOR_START_XY_Y_START(y) |
524 MDP5_LM_CURSOR_START_XY_X_START(x));
525 spin_unlock_irqrestore(&mdp5_crtc->cursor.lock, flags);
527 crtc_flush(crtc, flush_mask);
532 static const struct drm_crtc_funcs mdp5_crtc_funcs = {
533 .set_config = drm_atomic_helper_set_config,
534 .destroy = mdp5_crtc_destroy,
535 .page_flip = drm_atomic_helper_page_flip,
536 .set_property = mdp5_crtc_set_property,
537 .reset = drm_atomic_helper_crtc_reset,
538 .atomic_duplicate_state = drm_atomic_helper_crtc_duplicate_state,
539 .atomic_destroy_state = drm_atomic_helper_crtc_destroy_state,
540 .cursor_set = mdp5_crtc_cursor_set,
541 .cursor_move = mdp5_crtc_cursor_move,
544 static const struct drm_crtc_helper_funcs mdp5_crtc_helper_funcs = {
545 .mode_fixup = mdp5_crtc_mode_fixup,
546 .mode_set_nofb = mdp5_crtc_mode_set_nofb,
547 .prepare = mdp5_crtc_disable,
548 .commit = mdp5_crtc_enable,
549 .atomic_check = mdp5_crtc_atomic_check,
550 .atomic_begin = mdp5_crtc_atomic_begin,
551 .atomic_flush = mdp5_crtc_atomic_flush,
554 static void mdp5_crtc_vblank_irq(struct mdp_irq *irq, uint32_t irqstatus)
556 struct mdp5_crtc *mdp5_crtc = container_of(irq, struct mdp5_crtc, vblank);
557 struct drm_crtc *crtc = &mdp5_crtc->base;
558 struct msm_drm_private *priv = crtc->dev->dev_private;
561 mdp_irq_unregister(&get_kms(crtc)->base, &mdp5_crtc->vblank);
563 pending = atomic_xchg(&mdp5_crtc->pending, 0);
565 if (pending & PENDING_FLIP) {
566 complete_flip(crtc, NULL);
569 if (pending & PENDING_CURSOR)
570 drm_flip_work_commit(&mdp5_crtc->unref_cursor_work, priv->wq);
573 static void mdp5_crtc_err_irq(struct mdp_irq *irq, uint32_t irqstatus)
575 struct mdp5_crtc *mdp5_crtc = container_of(irq, struct mdp5_crtc, err);
577 DBG("%s: error: %08x", mdp5_crtc->name, irqstatus);
580 uint32_t mdp5_crtc_vblank(struct drm_crtc *crtc)
582 struct mdp5_crtc *mdp5_crtc = to_mdp5_crtc(crtc);
583 return mdp5_crtc->vblank.irqmask;
586 void mdp5_crtc_cancel_pending_flip(struct drm_crtc *crtc, struct drm_file *file)
588 DBG("cancel: %p", file);
589 complete_flip(crtc, file);
592 /* set interface for routing crtc->encoder: */
593 void mdp5_crtc_set_intf(struct drm_crtc *crtc, int intf,
594 enum mdp5_intf intf_id)
596 struct mdp5_crtc *mdp5_crtc = to_mdp5_crtc(crtc);
597 struct mdp5_kms *mdp5_kms = get_kms(crtc);
598 uint32_t flush_mask = 0;
602 /* now that we know what irq's we want: */
603 mdp5_crtc->err.irqmask = intf2err(intf);
604 mdp5_crtc->vblank.irqmask = intf2vblank(intf);
605 mdp_irq_update(&mdp5_kms->base);
607 spin_lock_irqsave(&mdp5_kms->resource_lock, flags);
608 intf_sel = mdp5_read(mdp5_kms, REG_MDP5_DISP_INTF_SEL);
612 intf_sel &= ~MDP5_DISP_INTF_SEL_INTF0__MASK;
613 intf_sel |= MDP5_DISP_INTF_SEL_INTF0(intf_id);
616 intf_sel &= ~MDP5_DISP_INTF_SEL_INTF1__MASK;
617 intf_sel |= MDP5_DISP_INTF_SEL_INTF1(intf_id);
620 intf_sel &= ~MDP5_DISP_INTF_SEL_INTF2__MASK;
621 intf_sel |= MDP5_DISP_INTF_SEL_INTF2(intf_id);
624 intf_sel &= ~MDP5_DISP_INTF_SEL_INTF3__MASK;
625 intf_sel |= MDP5_DISP_INTF_SEL_INTF3(intf_id);
632 mdp5_write(mdp5_kms, REG_MDP5_DISP_INTF_SEL, intf_sel);
633 spin_unlock_irqrestore(&mdp5_kms->resource_lock, flags);
635 DBG("%s: intf_sel=%08x", mdp5_crtc->name, intf_sel);
636 mdp5_ctl_set_intf(mdp5_crtc->ctl, intf);
637 flush_mask |= mdp5_ctl_get_flush(mdp5_crtc->ctl);
638 flush_mask |= mdp5_lm_get_flush(mdp5_crtc->lm);
640 crtc_flush(crtc, flush_mask);
643 int mdp5_crtc_get_lm(struct drm_crtc *crtc)
645 struct mdp5_crtc *mdp5_crtc = to_mdp5_crtc(crtc);
650 return mdp5_crtc->lm;
653 /* initialize crtc */
654 struct drm_crtc *mdp5_crtc_init(struct drm_device *dev,
655 struct drm_plane *plane, int id)
657 struct drm_crtc *crtc = NULL;
658 struct mdp5_crtc *mdp5_crtc;
660 mdp5_crtc = kzalloc(sizeof(*mdp5_crtc), GFP_KERNEL);
662 return ERR_PTR(-ENOMEM);
664 crtc = &mdp5_crtc->base;
667 mdp5_crtc->lm = GET_LM_ID(id);
669 spin_lock_init(&mdp5_crtc->lm_lock);
670 spin_lock_init(&mdp5_crtc->cursor.lock);
672 mdp5_crtc->vblank.irq = mdp5_crtc_vblank_irq;
673 mdp5_crtc->err.irq = mdp5_crtc_err_irq;
675 snprintf(mdp5_crtc->name, sizeof(mdp5_crtc->name), "%s:%d",
676 pipe2name(mdp5_plane_pipe(plane)), id);
678 drm_crtc_init_with_planes(dev, crtc, plane, NULL, &mdp5_crtc_funcs);
680 drm_flip_work_init(&mdp5_crtc->unref_cursor_work,
681 "unref cursor", unref_cursor_worker);
683 drm_crtc_helper_add(crtc, &mdp5_crtc_helper_funcs);
686 mdp5_plane_install_properties(plane, &crtc->base);