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