xref: /openbmc/linux/drivers/gpu/drm/meson/meson_crtc.c (revision 29c37341)
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 #include <linux/soc/amlogic/meson-canvas.h>
14 
15 #include <drm/drm_atomic_helper.h>
16 #include <drm/drm_device.h>
17 #include <drm/drm_print.h>
18 #include <drm/drm_probe_helper.h>
19 #include <drm/drm_vblank.h>
20 
21 #include "meson_crtc.h"
22 #include "meson_plane.h"
23 #include "meson_registers.h"
24 #include "meson_venc.h"
25 #include "meson_viu.h"
26 #include "meson_rdma.h"
27 #include "meson_vpp.h"
28 #include "meson_osd_afbcd.h"
29 
30 #define MESON_G12A_VIU_OFFSET	0x5ec0
31 
32 /* CRTC definition */
33 
34 struct meson_crtc {
35 	struct drm_crtc base;
36 	struct drm_pending_vblank_event *event;
37 	struct meson_drm *priv;
38 	void (*enable_osd1)(struct meson_drm *priv);
39 	void (*enable_vd1)(struct meson_drm *priv);
40 	void (*enable_osd1_afbc)(struct meson_drm *priv);
41 	void (*disable_osd1_afbc)(struct meson_drm *priv);
42 	unsigned int viu_offset;
43 	bool vsync_forced;
44 	bool vsync_disabled;
45 };
46 #define to_meson_crtc(x) container_of(x, struct meson_crtc, base)
47 
48 /* CRTC */
49 
50 static int meson_crtc_enable_vblank(struct drm_crtc *crtc)
51 {
52 	struct meson_crtc *meson_crtc = to_meson_crtc(crtc);
53 	struct meson_drm *priv = meson_crtc->priv;
54 
55 	meson_crtc->vsync_disabled = false;
56 	meson_venc_enable_vsync(priv);
57 
58 	return 0;
59 }
60 
61 static void meson_crtc_disable_vblank(struct drm_crtc *crtc)
62 {
63 	struct meson_crtc *meson_crtc = to_meson_crtc(crtc);
64 	struct meson_drm *priv = meson_crtc->priv;
65 
66 	if (!meson_crtc->vsync_forced) {
67 		meson_crtc->vsync_disabled = true;
68 		meson_venc_disable_vsync(priv);
69 	}
70 }
71 
72 static const struct drm_crtc_funcs meson_crtc_funcs = {
73 	.atomic_destroy_state	= drm_atomic_helper_crtc_destroy_state,
74 	.atomic_duplicate_state = drm_atomic_helper_crtc_duplicate_state,
75 	.destroy		= drm_crtc_cleanup,
76 	.page_flip		= drm_atomic_helper_page_flip,
77 	.reset			= drm_atomic_helper_crtc_reset,
78 	.set_config             = drm_atomic_helper_set_config,
79 	.enable_vblank		= meson_crtc_enable_vblank,
80 	.disable_vblank		= meson_crtc_disable_vblank,
81 
82 };
83 
84 static void meson_g12a_crtc_atomic_enable(struct drm_crtc *crtc,
85 					  struct drm_crtc_state *old_state)
86 {
87 	struct meson_crtc *meson_crtc = to_meson_crtc(crtc);
88 	struct drm_crtc_state *crtc_state = crtc->state;
89 	struct meson_drm *priv = meson_crtc->priv;
90 
91 	DRM_DEBUG_DRIVER("\n");
92 
93 	if (!crtc_state) {
94 		DRM_ERROR("Invalid crtc_state\n");
95 		return;
96 	}
97 
98 	/* VD1 Preblend vertical start/end */
99 	writel(FIELD_PREP(GENMASK(11, 0), 2303),
100 	       priv->io_base + _REG(VPP_PREBLEND_VD1_V_START_END));
101 
102 	/* Setup Blender */
103 	writel(crtc_state->mode.hdisplay |
104 	       crtc_state->mode.vdisplay << 16,
105 	       priv->io_base + _REG(VPP_POSTBLEND_H_SIZE));
106 
107 	writel_relaxed(0 << 16 |
108 			(crtc_state->mode.hdisplay - 1),
109 			priv->io_base + _REG(VPP_OSD1_BLD_H_SCOPE));
110 	writel_relaxed(0 << 16 |
111 			(crtc_state->mode.vdisplay - 1),
112 			priv->io_base + _REG(VPP_OSD1_BLD_V_SCOPE));
113 	writel_relaxed(crtc_state->mode.hdisplay << 16 |
114 			crtc_state->mode.vdisplay,
115 			priv->io_base + _REG(VPP_OUT_H_V_SIZE));
116 
117 	drm_crtc_vblank_on(crtc);
118 }
119 
120 static void meson_crtc_atomic_enable(struct drm_crtc *crtc,
121 				     struct drm_crtc_state *old_state)
122 {
123 	struct meson_crtc *meson_crtc = to_meson_crtc(crtc);
124 	struct drm_crtc_state *crtc_state = crtc->state;
125 	struct meson_drm *priv = meson_crtc->priv;
126 
127 	DRM_DEBUG_DRIVER("\n");
128 
129 	if (!crtc_state) {
130 		DRM_ERROR("Invalid crtc_state\n");
131 		return;
132 	}
133 
134 	/* Enable VPP Postblend */
135 	writel(crtc_state->mode.hdisplay,
136 	       priv->io_base + _REG(VPP_POSTBLEND_H_SIZE));
137 
138 	/* VD1 Preblend vertical start/end */
139 	writel(FIELD_PREP(GENMASK(11, 0), 2303),
140 			priv->io_base + _REG(VPP_PREBLEND_VD1_V_START_END));
141 
142 	writel_bits_relaxed(VPP_POSTBLEND_ENABLE, VPP_POSTBLEND_ENABLE,
143 			    priv->io_base + _REG(VPP_MISC));
144 
145 	drm_crtc_vblank_on(crtc);
146 }
147 
148 static void meson_g12a_crtc_atomic_disable(struct drm_crtc *crtc,
149 					   struct drm_crtc_state *old_state)
150 {
151 	struct meson_crtc *meson_crtc = to_meson_crtc(crtc);
152 	struct meson_drm *priv = meson_crtc->priv;
153 
154 	DRM_DEBUG_DRIVER("\n");
155 
156 	drm_crtc_vblank_off(crtc);
157 
158 	priv->viu.osd1_enabled = false;
159 	priv->viu.osd1_commit = false;
160 
161 	priv->viu.vd1_enabled = false;
162 	priv->viu.vd1_commit = false;
163 
164 	if (crtc->state->event && !crtc->state->active) {
165 		spin_lock_irq(&crtc->dev->event_lock);
166 		drm_crtc_send_vblank_event(crtc, crtc->state->event);
167 		spin_unlock_irq(&crtc->dev->event_lock);
168 
169 		crtc->state->event = NULL;
170 	}
171 }
172 
173 static void meson_crtc_atomic_disable(struct drm_crtc *crtc,
174 				      struct drm_crtc_state *old_state)
175 {
176 	struct meson_crtc *meson_crtc = to_meson_crtc(crtc);
177 	struct meson_drm *priv = meson_crtc->priv;
178 
179 	DRM_DEBUG_DRIVER("\n");
180 
181 	drm_crtc_vblank_off(crtc);
182 
183 	priv->viu.osd1_enabled = false;
184 	priv->viu.osd1_commit = false;
185 
186 	priv->viu.vd1_enabled = false;
187 	priv->viu.vd1_commit = false;
188 
189 	/* Disable VPP Postblend */
190 	writel_bits_relaxed(VPP_OSD1_POSTBLEND | VPP_VD1_POSTBLEND |
191 			    VPP_VD1_PREBLEND | VPP_POSTBLEND_ENABLE, 0,
192 			    priv->io_base + _REG(VPP_MISC));
193 
194 	if (crtc->state->event && !crtc->state->active) {
195 		spin_lock_irq(&crtc->dev->event_lock);
196 		drm_crtc_send_vblank_event(crtc, crtc->state->event);
197 		spin_unlock_irq(&crtc->dev->event_lock);
198 
199 		crtc->state->event = NULL;
200 	}
201 }
202 
203 static void meson_crtc_atomic_begin(struct drm_crtc *crtc,
204 				    struct drm_crtc_state *state)
205 {
206 	struct meson_crtc *meson_crtc = to_meson_crtc(crtc);
207 	unsigned long flags;
208 
209 	if (crtc->state->event) {
210 		WARN_ON(drm_crtc_vblank_get(crtc) != 0);
211 
212 		spin_lock_irqsave(&crtc->dev->event_lock, flags);
213 		meson_crtc->event = crtc->state->event;
214 		spin_unlock_irqrestore(&crtc->dev->event_lock, flags);
215 		crtc->state->event = NULL;
216 	}
217 }
218 
219 static void meson_crtc_atomic_flush(struct drm_crtc *crtc,
220 				    struct drm_crtc_state *old_crtc_state)
221 {
222 	struct meson_crtc *meson_crtc = to_meson_crtc(crtc);
223 	struct meson_drm *priv = meson_crtc->priv;
224 
225 	priv->viu.osd1_commit = true;
226 	priv->viu.vd1_commit = true;
227 }
228 
229 static const struct drm_crtc_helper_funcs meson_crtc_helper_funcs = {
230 	.atomic_begin	= meson_crtc_atomic_begin,
231 	.atomic_flush	= meson_crtc_atomic_flush,
232 	.atomic_enable	= meson_crtc_atomic_enable,
233 	.atomic_disable	= meson_crtc_atomic_disable,
234 };
235 
236 static const struct drm_crtc_helper_funcs meson_g12a_crtc_helper_funcs = {
237 	.atomic_begin	= meson_crtc_atomic_begin,
238 	.atomic_flush	= meson_crtc_atomic_flush,
239 	.atomic_enable	= meson_g12a_crtc_atomic_enable,
240 	.atomic_disable	= meson_g12a_crtc_atomic_disable,
241 };
242 
243 static void meson_crtc_enable_osd1(struct meson_drm *priv)
244 {
245 	writel_bits_relaxed(VPP_OSD1_POSTBLEND, VPP_OSD1_POSTBLEND,
246 			    priv->io_base + _REG(VPP_MISC));
247 }
248 
249 static void meson_crtc_g12a_enable_osd1_afbc(struct meson_drm *priv)
250 {
251 	writel_relaxed(priv->viu.osd1_blk2_cfg4,
252 		       priv->io_base + _REG(VIU_OSD1_BLK2_CFG_W4));
253 
254 	writel_bits_relaxed(OSD_MEM_LINEAR_ADDR, OSD_MEM_LINEAR_ADDR,
255 			    priv->io_base + _REG(VIU_OSD1_CTRL_STAT));
256 
257 	writel_relaxed(priv->viu.osd1_blk1_cfg4,
258 		       priv->io_base + _REG(VIU_OSD1_BLK1_CFG_W4));
259 
260 	meson_viu_g12a_enable_osd1_afbc(priv);
261 
262 	writel_bits_relaxed(OSD_MEM_LINEAR_ADDR, OSD_MEM_LINEAR_ADDR,
263 			    priv->io_base + _REG(VIU_OSD1_CTRL_STAT));
264 
265 	writel_bits_relaxed(OSD_MALI_SRC_EN, OSD_MALI_SRC_EN,
266 			    priv->io_base + _REG(VIU_OSD1_BLK0_CFG_W0));
267 }
268 
269 static void meson_g12a_crtc_enable_osd1(struct meson_drm *priv)
270 {
271 	writel_relaxed(priv->viu.osd_blend_din0_scope_h,
272 		       priv->io_base +
273 		       _REG(VIU_OSD_BLEND_DIN0_SCOPE_H));
274 	writel_relaxed(priv->viu.osd_blend_din0_scope_v,
275 		       priv->io_base +
276 		       _REG(VIU_OSD_BLEND_DIN0_SCOPE_V));
277 	writel_relaxed(priv->viu.osb_blend0_size,
278 		       priv->io_base +
279 		       _REG(VIU_OSD_BLEND_BLEND0_SIZE));
280 	writel_relaxed(priv->viu.osb_blend1_size,
281 		       priv->io_base +
282 		       _REG(VIU_OSD_BLEND_BLEND1_SIZE));
283 	writel_bits_relaxed(3 << 8, 3 << 8,
284 			    priv->io_base + _REG(OSD1_BLEND_SRC_CTRL));
285 }
286 
287 static void meson_crtc_enable_vd1(struct meson_drm *priv)
288 {
289 	writel_bits_relaxed(VPP_VD1_PREBLEND | VPP_VD1_POSTBLEND |
290 			    VPP_COLOR_MNG_ENABLE,
291 			    VPP_VD1_PREBLEND | VPP_VD1_POSTBLEND |
292 			    VPP_COLOR_MNG_ENABLE,
293 			    priv->io_base + _REG(VPP_MISC));
294 
295 	writel_bits_relaxed(VIU_CTRL0_AFBC_TO_VD1,
296 			    priv->viu.vd1_afbc ? VIU_CTRL0_AFBC_TO_VD1 : 0,
297 			    priv->io_base + _REG(VIU_MISC_CTRL0));
298 }
299 
300 static void meson_g12a_crtc_enable_vd1(struct meson_drm *priv)
301 {
302 	writel_relaxed(VD_BLEND_PREBLD_SRC_VD1 |
303 		       VD_BLEND_PREBLD_PREMULT_EN |
304 		       VD_BLEND_POSTBLD_SRC_VD1 |
305 		       VD_BLEND_POSTBLD_PREMULT_EN,
306 		       priv->io_base + _REG(VD1_BLEND_SRC_CTRL));
307 
308 	writel_relaxed(priv->viu.vd1_afbc ?
309 		       (VD1_AXI_SEL_AFBC | AFBC_VD1_SEL) : 0,
310 		       priv->io_base + _REG(VD1_AFBCD0_MISC_CTRL));
311 }
312 
313 void meson_crtc_irq(struct meson_drm *priv)
314 {
315 	struct meson_crtc *meson_crtc = to_meson_crtc(priv->crtc);
316 	unsigned long flags;
317 
318 	/* Update the OSD registers */
319 	if (priv->viu.osd1_enabled && priv->viu.osd1_commit) {
320 		writel_relaxed(priv->viu.osd1_ctrl_stat,
321 				priv->io_base + _REG(VIU_OSD1_CTRL_STAT));
322 		writel_relaxed(priv->viu.osd1_ctrl_stat2,
323 				priv->io_base + _REG(VIU_OSD1_CTRL_STAT2));
324 		writel_relaxed(priv->viu.osd1_blk0_cfg[0],
325 				priv->io_base + _REG(VIU_OSD1_BLK0_CFG_W0));
326 		writel_relaxed(priv->viu.osd1_blk0_cfg[1],
327 				priv->io_base + _REG(VIU_OSD1_BLK0_CFG_W1));
328 		writel_relaxed(priv->viu.osd1_blk0_cfg[2],
329 				priv->io_base + _REG(VIU_OSD1_BLK0_CFG_W2));
330 		writel_relaxed(priv->viu.osd1_blk0_cfg[3],
331 				priv->io_base + _REG(VIU_OSD1_BLK0_CFG_W3));
332 		writel_relaxed(priv->viu.osd1_blk0_cfg[4],
333 				priv->io_base + _REG(VIU_OSD1_BLK0_CFG_W4));
334 
335 		if (priv->viu.osd1_afbcd) {
336 			if (meson_crtc->enable_osd1_afbc)
337 				meson_crtc->enable_osd1_afbc(priv);
338 		} else {
339 			if (meson_crtc->disable_osd1_afbc)
340 				meson_crtc->disable_osd1_afbc(priv);
341 			if (priv->afbcd.ops) {
342 				priv->afbcd.ops->reset(priv);
343 				priv->afbcd.ops->disable(priv);
344 			}
345 			meson_crtc->vsync_forced = false;
346 		}
347 
348 		writel_relaxed(priv->viu.osd_sc_ctrl0,
349 				priv->io_base + _REG(VPP_OSD_SC_CTRL0));
350 		writel_relaxed(priv->viu.osd_sc_i_wh_m1,
351 				priv->io_base + _REG(VPP_OSD_SCI_WH_M1));
352 		writel_relaxed(priv->viu.osd_sc_o_h_start_end,
353 				priv->io_base + _REG(VPP_OSD_SCO_H_START_END));
354 		writel_relaxed(priv->viu.osd_sc_o_v_start_end,
355 				priv->io_base + _REG(VPP_OSD_SCO_V_START_END));
356 		writel_relaxed(priv->viu.osd_sc_v_ini_phase,
357 				priv->io_base + _REG(VPP_OSD_VSC_INI_PHASE));
358 		writel_relaxed(priv->viu.osd_sc_v_phase_step,
359 				priv->io_base + _REG(VPP_OSD_VSC_PHASE_STEP));
360 		writel_relaxed(priv->viu.osd_sc_h_ini_phase,
361 				priv->io_base + _REG(VPP_OSD_HSC_INI_PHASE));
362 		writel_relaxed(priv->viu.osd_sc_h_phase_step,
363 				priv->io_base + _REG(VPP_OSD_HSC_PHASE_STEP));
364 		writel_relaxed(priv->viu.osd_sc_h_ctrl0,
365 				priv->io_base + _REG(VPP_OSD_HSC_CTRL0));
366 		writel_relaxed(priv->viu.osd_sc_v_ctrl0,
367 				priv->io_base + _REG(VPP_OSD_VSC_CTRL0));
368 
369 		if (!priv->viu.osd1_afbcd)
370 			meson_canvas_config(priv->canvas, priv->canvas_id_osd1,
371 					    priv->viu.osd1_addr,
372 					    priv->viu.osd1_stride,
373 					    priv->viu.osd1_height,
374 					    MESON_CANVAS_WRAP_NONE,
375 					    MESON_CANVAS_BLKMODE_LINEAR, 0);
376 
377 		/* Enable OSD1 */
378 		if (meson_crtc->enable_osd1)
379 			meson_crtc->enable_osd1(priv);
380 
381 		if (priv->viu.osd1_afbcd) {
382 			priv->afbcd.ops->reset(priv);
383 			priv->afbcd.ops->setup(priv);
384 			priv->afbcd.ops->enable(priv);
385 			meson_crtc->vsync_forced = true;
386 		}
387 
388 		priv->viu.osd1_commit = false;
389 	}
390 
391 	/* Update the VD1 registers */
392 	if (priv->viu.vd1_enabled && priv->viu.vd1_commit) {
393 
394 		if (priv->viu.vd1_afbc) {
395 			writel_relaxed(priv->viu.vd1_afbc_head_addr,
396 				       priv->io_base +
397 				       _REG(AFBC_HEAD_BADDR));
398 			writel_relaxed(priv->viu.vd1_afbc_body_addr,
399 				       priv->io_base +
400 				       _REG(AFBC_BODY_BADDR));
401 			writel_relaxed(priv->viu.vd1_afbc_en,
402 				       priv->io_base +
403 				       _REG(AFBC_ENABLE));
404 			writel_relaxed(priv->viu.vd1_afbc_mode,
405 				       priv->io_base +
406 				       _REG(AFBC_MODE));
407 			writel_relaxed(priv->viu.vd1_afbc_size_in,
408 				       priv->io_base +
409 				       _REG(AFBC_SIZE_IN));
410 			writel_relaxed(priv->viu.vd1_afbc_dec_def_color,
411 				       priv->io_base +
412 				       _REG(AFBC_DEC_DEF_COLOR));
413 			writel_relaxed(priv->viu.vd1_afbc_conv_ctrl,
414 				       priv->io_base +
415 				       _REG(AFBC_CONV_CTRL));
416 			writel_relaxed(priv->viu.vd1_afbc_size_out,
417 				       priv->io_base +
418 				       _REG(AFBC_SIZE_OUT));
419 			writel_relaxed(priv->viu.vd1_afbc_vd_cfmt_ctrl,
420 				       priv->io_base +
421 				       _REG(AFBC_VD_CFMT_CTRL));
422 			writel_relaxed(priv->viu.vd1_afbc_vd_cfmt_w,
423 				       priv->io_base +
424 				       _REG(AFBC_VD_CFMT_W));
425 			writel_relaxed(priv->viu.vd1_afbc_mif_hor_scope,
426 				       priv->io_base +
427 				       _REG(AFBC_MIF_HOR_SCOPE));
428 			writel_relaxed(priv->viu.vd1_afbc_mif_ver_scope,
429 				       priv->io_base +
430 				       _REG(AFBC_MIF_VER_SCOPE));
431 			writel_relaxed(priv->viu.vd1_afbc_pixel_hor_scope,
432 				       priv->io_base+
433 				       _REG(AFBC_PIXEL_HOR_SCOPE));
434 			writel_relaxed(priv->viu.vd1_afbc_pixel_ver_scope,
435 				       priv->io_base +
436 				       _REG(AFBC_PIXEL_VER_SCOPE));
437 			writel_relaxed(priv->viu.vd1_afbc_vd_cfmt_h,
438 				       priv->io_base +
439 				       _REG(AFBC_VD_CFMT_H));
440 		} else {
441 			switch (priv->viu.vd1_planes) {
442 			case 3:
443 				meson_canvas_config(priv->canvas,
444 						    priv->canvas_id_vd1_2,
445 						    priv->viu.vd1_addr2,
446 						    priv->viu.vd1_stride2,
447 						    priv->viu.vd1_height2,
448 						    MESON_CANVAS_WRAP_NONE,
449 						    MESON_CANVAS_BLKMODE_LINEAR,
450 						    MESON_CANVAS_ENDIAN_SWAP64);
451 				fallthrough;
452 			case 2:
453 				meson_canvas_config(priv->canvas,
454 						    priv->canvas_id_vd1_1,
455 						    priv->viu.vd1_addr1,
456 						    priv->viu.vd1_stride1,
457 						    priv->viu.vd1_height1,
458 						    MESON_CANVAS_WRAP_NONE,
459 						    MESON_CANVAS_BLKMODE_LINEAR,
460 						    MESON_CANVAS_ENDIAN_SWAP64);
461 				fallthrough;
462 			case 1:
463 				meson_canvas_config(priv->canvas,
464 						    priv->canvas_id_vd1_0,
465 						    priv->viu.vd1_addr0,
466 						    priv->viu.vd1_stride0,
467 						    priv->viu.vd1_height0,
468 						    MESON_CANVAS_WRAP_NONE,
469 						    MESON_CANVAS_BLKMODE_LINEAR,
470 						    MESON_CANVAS_ENDIAN_SWAP64);
471 			}
472 
473 			writel_relaxed(0, priv->io_base + _REG(AFBC_ENABLE));
474 		}
475 
476 		writel_relaxed(priv->viu.vd1_if0_gen_reg,
477 				priv->io_base + meson_crtc->viu_offset +
478 				_REG(VD1_IF0_GEN_REG));
479 		writel_relaxed(priv->viu.vd1_if0_gen_reg,
480 				priv->io_base + meson_crtc->viu_offset +
481 				_REG(VD2_IF0_GEN_REG));
482 		writel_relaxed(priv->viu.vd1_if0_gen_reg2,
483 				priv->io_base + meson_crtc->viu_offset +
484 				_REG(VD1_IF0_GEN_REG2));
485 		writel_relaxed(priv->viu.viu_vd1_fmt_ctrl,
486 				priv->io_base + meson_crtc->viu_offset +
487 				_REG(VIU_VD1_FMT_CTRL));
488 		writel_relaxed(priv->viu.viu_vd1_fmt_ctrl,
489 				priv->io_base + meson_crtc->viu_offset +
490 				_REG(VIU_VD2_FMT_CTRL));
491 		writel_relaxed(priv->viu.viu_vd1_fmt_w,
492 				priv->io_base + meson_crtc->viu_offset +
493 				_REG(VIU_VD1_FMT_W));
494 		writel_relaxed(priv->viu.viu_vd1_fmt_w,
495 				priv->io_base + meson_crtc->viu_offset +
496 				_REG(VIU_VD2_FMT_W));
497 		writel_relaxed(priv->viu.vd1_if0_canvas0,
498 				priv->io_base + meson_crtc->viu_offset +
499 				_REG(VD1_IF0_CANVAS0));
500 		writel_relaxed(priv->viu.vd1_if0_canvas0,
501 				priv->io_base + meson_crtc->viu_offset +
502 				_REG(VD1_IF0_CANVAS1));
503 		writel_relaxed(priv->viu.vd1_if0_canvas0,
504 				priv->io_base + meson_crtc->viu_offset +
505 				_REG(VD2_IF0_CANVAS0));
506 		writel_relaxed(priv->viu.vd1_if0_canvas0,
507 				priv->io_base + meson_crtc->viu_offset +
508 				_REG(VD2_IF0_CANVAS1));
509 		writel_relaxed(priv->viu.vd1_if0_luma_x0,
510 				priv->io_base + meson_crtc->viu_offset +
511 				_REG(VD1_IF0_LUMA_X0));
512 		writel_relaxed(priv->viu.vd1_if0_luma_x0,
513 				priv->io_base + meson_crtc->viu_offset +
514 				_REG(VD1_IF0_LUMA_X1));
515 		writel_relaxed(priv->viu.vd1_if0_luma_x0,
516 				priv->io_base + meson_crtc->viu_offset +
517 				_REG(VD2_IF0_LUMA_X0));
518 		writel_relaxed(priv->viu.vd1_if0_luma_x0,
519 				priv->io_base + meson_crtc->viu_offset +
520 				_REG(VD2_IF0_LUMA_X1));
521 		writel_relaxed(priv->viu.vd1_if0_luma_y0,
522 				priv->io_base + meson_crtc->viu_offset +
523 				_REG(VD1_IF0_LUMA_Y0));
524 		writel_relaxed(priv->viu.vd1_if0_luma_y0,
525 				priv->io_base + meson_crtc->viu_offset +
526 				_REG(VD1_IF0_LUMA_Y1));
527 		writel_relaxed(priv->viu.vd1_if0_luma_y0,
528 				priv->io_base + meson_crtc->viu_offset +
529 				_REG(VD2_IF0_LUMA_Y0));
530 		writel_relaxed(priv->viu.vd1_if0_luma_y0,
531 				priv->io_base + meson_crtc->viu_offset +
532 				_REG(VD2_IF0_LUMA_Y1));
533 		writel_relaxed(priv->viu.vd1_if0_chroma_x0,
534 				priv->io_base + meson_crtc->viu_offset +
535 				_REG(VD1_IF0_CHROMA_X0));
536 		writel_relaxed(priv->viu.vd1_if0_chroma_x0,
537 				priv->io_base + meson_crtc->viu_offset +
538 				_REG(VD1_IF0_CHROMA_X1));
539 		writel_relaxed(priv->viu.vd1_if0_chroma_x0,
540 				priv->io_base + meson_crtc->viu_offset +
541 				_REG(VD2_IF0_CHROMA_X0));
542 		writel_relaxed(priv->viu.vd1_if0_chroma_x0,
543 				priv->io_base + meson_crtc->viu_offset +
544 				_REG(VD2_IF0_CHROMA_X1));
545 		writel_relaxed(priv->viu.vd1_if0_chroma_y0,
546 				priv->io_base + meson_crtc->viu_offset +
547 				_REG(VD1_IF0_CHROMA_Y0));
548 		writel_relaxed(priv->viu.vd1_if0_chroma_y0,
549 				priv->io_base + meson_crtc->viu_offset +
550 				_REG(VD1_IF0_CHROMA_Y1));
551 		writel_relaxed(priv->viu.vd1_if0_chroma_y0,
552 				priv->io_base + meson_crtc->viu_offset +
553 				_REG(VD2_IF0_CHROMA_Y0));
554 		writel_relaxed(priv->viu.vd1_if0_chroma_y0,
555 				priv->io_base + meson_crtc->viu_offset +
556 				_REG(VD2_IF0_CHROMA_Y1));
557 		writel_relaxed(priv->viu.vd1_if0_repeat_loop,
558 				priv->io_base + meson_crtc->viu_offset +
559 				_REG(VD1_IF0_RPT_LOOP));
560 		writel_relaxed(priv->viu.vd1_if0_repeat_loop,
561 				priv->io_base + meson_crtc->viu_offset +
562 				_REG(VD2_IF0_RPT_LOOP));
563 		writel_relaxed(priv->viu.vd1_if0_luma0_rpt_pat,
564 				priv->io_base + meson_crtc->viu_offset +
565 				_REG(VD1_IF0_LUMA0_RPT_PAT));
566 		writel_relaxed(priv->viu.vd1_if0_luma0_rpt_pat,
567 				priv->io_base + meson_crtc->viu_offset +
568 				_REG(VD2_IF0_LUMA0_RPT_PAT));
569 		writel_relaxed(priv->viu.vd1_if0_luma0_rpt_pat,
570 				priv->io_base + meson_crtc->viu_offset +
571 				_REG(VD1_IF0_LUMA1_RPT_PAT));
572 		writel_relaxed(priv->viu.vd1_if0_luma0_rpt_pat,
573 				priv->io_base + meson_crtc->viu_offset +
574 				_REG(VD2_IF0_LUMA1_RPT_PAT));
575 		writel_relaxed(priv->viu.vd1_if0_chroma0_rpt_pat,
576 				priv->io_base + meson_crtc->viu_offset +
577 				_REG(VD1_IF0_CHROMA0_RPT_PAT));
578 		writel_relaxed(priv->viu.vd1_if0_chroma0_rpt_pat,
579 				priv->io_base + meson_crtc->viu_offset +
580 				_REG(VD2_IF0_CHROMA0_RPT_PAT));
581 		writel_relaxed(priv->viu.vd1_if0_chroma0_rpt_pat,
582 				priv->io_base + meson_crtc->viu_offset +
583 				_REG(VD1_IF0_CHROMA1_RPT_PAT));
584 		writel_relaxed(priv->viu.vd1_if0_chroma0_rpt_pat,
585 				priv->io_base + meson_crtc->viu_offset +
586 				_REG(VD2_IF0_CHROMA1_RPT_PAT));
587 		writel_relaxed(0, priv->io_base + meson_crtc->viu_offset +
588 				_REG(VD1_IF0_LUMA_PSEL));
589 		writel_relaxed(0, priv->io_base + meson_crtc->viu_offset +
590 				_REG(VD1_IF0_CHROMA_PSEL));
591 		writel_relaxed(0, priv->io_base + meson_crtc->viu_offset +
592 				_REG(VD2_IF0_LUMA_PSEL));
593 		writel_relaxed(0, priv->io_base + meson_crtc->viu_offset +
594 				_REG(VD2_IF0_CHROMA_PSEL));
595 		writel_relaxed(priv->viu.vd1_range_map_y,
596 				priv->io_base + meson_crtc->viu_offset +
597 				_REG(VD1_IF0_RANGE_MAP_Y));
598 		writel_relaxed(priv->viu.vd1_range_map_cb,
599 				priv->io_base + meson_crtc->viu_offset +
600 				_REG(VD1_IF0_RANGE_MAP_CB));
601 		writel_relaxed(priv->viu.vd1_range_map_cr,
602 				priv->io_base + meson_crtc->viu_offset +
603 				_REG(VD1_IF0_RANGE_MAP_CR));
604 		writel_relaxed(VPP_VSC_BANK_LENGTH(4) |
605 			       VPP_HSC_BANK_LENGTH(4) |
606 			       VPP_SC_VD_EN_ENABLE |
607 			       VPP_SC_TOP_EN_ENABLE |
608 			       VPP_SC_HSC_EN_ENABLE |
609 			       VPP_SC_VSC_EN_ENABLE,
610 				priv->io_base + _REG(VPP_SC_MISC));
611 		writel_relaxed(priv->viu.vpp_pic_in_height,
612 				priv->io_base + _REG(VPP_PIC_IN_HEIGHT));
613 		writel_relaxed(priv->viu.vpp_postblend_vd1_h_start_end,
614 			priv->io_base + _REG(VPP_POSTBLEND_VD1_H_START_END));
615 		writel_relaxed(priv->viu.vpp_blend_vd2_h_start_end,
616 			priv->io_base + _REG(VPP_BLEND_VD2_H_START_END));
617 		writel_relaxed(priv->viu.vpp_postblend_vd1_v_start_end,
618 			priv->io_base + _REG(VPP_POSTBLEND_VD1_V_START_END));
619 		writel_relaxed(priv->viu.vpp_blend_vd2_v_start_end,
620 			priv->io_base + _REG(VPP_BLEND_VD2_V_START_END));
621 		writel_relaxed(priv->viu.vpp_hsc_region12_startp,
622 				priv->io_base + _REG(VPP_HSC_REGION12_STARTP));
623 		writel_relaxed(priv->viu.vpp_hsc_region34_startp,
624 				priv->io_base + _REG(VPP_HSC_REGION34_STARTP));
625 		writel_relaxed(priv->viu.vpp_hsc_region4_endp,
626 				priv->io_base + _REG(VPP_HSC_REGION4_ENDP));
627 		writel_relaxed(priv->viu.vpp_hsc_start_phase_step,
628 				priv->io_base + _REG(VPP_HSC_START_PHASE_STEP));
629 		writel_relaxed(priv->viu.vpp_hsc_region1_phase_slope,
630 			priv->io_base + _REG(VPP_HSC_REGION1_PHASE_SLOPE));
631 		writel_relaxed(priv->viu.vpp_hsc_region3_phase_slope,
632 			priv->io_base + _REG(VPP_HSC_REGION3_PHASE_SLOPE));
633 		writel_relaxed(priv->viu.vpp_line_in_length,
634 				priv->io_base + _REG(VPP_LINE_IN_LENGTH));
635 		writel_relaxed(priv->viu.vpp_preblend_h_size,
636 				priv->io_base + _REG(VPP_PREBLEND_H_SIZE));
637 		writel_relaxed(priv->viu.vpp_vsc_region12_startp,
638 				priv->io_base + _REG(VPP_VSC_REGION12_STARTP));
639 		writel_relaxed(priv->viu.vpp_vsc_region34_startp,
640 				priv->io_base + _REG(VPP_VSC_REGION34_STARTP));
641 		writel_relaxed(priv->viu.vpp_vsc_region4_endp,
642 				priv->io_base + _REG(VPP_VSC_REGION4_ENDP));
643 		writel_relaxed(priv->viu.vpp_vsc_start_phase_step,
644 				priv->io_base + _REG(VPP_VSC_START_PHASE_STEP));
645 		writel_relaxed(priv->viu.vpp_vsc_ini_phase,
646 				priv->io_base + _REG(VPP_VSC_INI_PHASE));
647 		writel_relaxed(priv->viu.vpp_vsc_phase_ctrl,
648 				priv->io_base + _REG(VPP_VSC_PHASE_CTRL));
649 		writel_relaxed(priv->viu.vpp_hsc_phase_ctrl,
650 				priv->io_base + _REG(VPP_HSC_PHASE_CTRL));
651 		writel_relaxed(0x42, priv->io_base + _REG(VPP_SCALE_COEF_IDX));
652 
653 		/* Enable VD1 */
654 		if (meson_crtc->enable_vd1)
655 			meson_crtc->enable_vd1(priv);
656 
657 		priv->viu.vd1_commit = false;
658 	}
659 
660 	if (meson_crtc->vsync_disabled)
661 		return;
662 
663 	drm_crtc_handle_vblank(priv->crtc);
664 
665 	spin_lock_irqsave(&priv->drm->event_lock, flags);
666 	if (meson_crtc->event) {
667 		drm_crtc_send_vblank_event(priv->crtc, meson_crtc->event);
668 		drm_crtc_vblank_put(priv->crtc);
669 		meson_crtc->event = NULL;
670 	}
671 	spin_unlock_irqrestore(&priv->drm->event_lock, flags);
672 }
673 
674 int meson_crtc_create(struct meson_drm *priv)
675 {
676 	struct meson_crtc *meson_crtc;
677 	struct drm_crtc *crtc;
678 	int ret;
679 
680 	meson_crtc = devm_kzalloc(priv->drm->dev, sizeof(*meson_crtc),
681 				  GFP_KERNEL);
682 	if (!meson_crtc)
683 		return -ENOMEM;
684 
685 	meson_crtc->priv = priv;
686 	crtc = &meson_crtc->base;
687 	ret = drm_crtc_init_with_planes(priv->drm, crtc,
688 					priv->primary_plane, NULL,
689 					&meson_crtc_funcs, "meson_crtc");
690 	if (ret) {
691 		dev_err(priv->drm->dev, "Failed to init CRTC\n");
692 		return ret;
693 	}
694 
695 	if (meson_vpu_is_compatible(priv, VPU_COMPATIBLE_G12A)) {
696 		meson_crtc->enable_osd1 = meson_g12a_crtc_enable_osd1;
697 		meson_crtc->enable_vd1 = meson_g12a_crtc_enable_vd1;
698 		meson_crtc->viu_offset = MESON_G12A_VIU_OFFSET;
699 		meson_crtc->enable_osd1_afbc =
700 					meson_crtc_g12a_enable_osd1_afbc;
701 		meson_crtc->disable_osd1_afbc =
702 					meson_viu_g12a_disable_osd1_afbc;
703 		drm_crtc_helper_add(crtc, &meson_g12a_crtc_helper_funcs);
704 	} else {
705 		meson_crtc->enable_osd1 = meson_crtc_enable_osd1;
706 		meson_crtc->enable_vd1 = meson_crtc_enable_vd1;
707 		if (meson_vpu_is_compatible(priv, VPU_COMPATIBLE_GXM)) {
708 			meson_crtc->enable_osd1_afbc =
709 					meson_viu_gxm_enable_osd1_afbc;
710 			meson_crtc->disable_osd1_afbc =
711 					meson_viu_gxm_disable_osd1_afbc;
712 		}
713 		drm_crtc_helper_add(crtc, &meson_crtc_helper_funcs);
714 	}
715 
716 	priv->crtc = crtc;
717 
718 	return 0;
719 }
720