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
34struct 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
50static 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
61static 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
72static 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
84static void meson_g12a_crtc_atomic_enable(struct drm_crtc *crtc,
85 struct drm_atomic_state *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 addr: priv->io_base + _REG(VPP_PREBLEND_VD1_V_START_END));
101
102 /* Setup Blender */
103 writel(val: crtc_state->mode.hdisplay |
104 crtc_state->mode.vdisplay << 16,
105 addr: 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
120static void meson_crtc_atomic_enable(struct drm_crtc *crtc,
121 struct drm_atomic_state *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(val: crtc_state->mode.hdisplay,
136 addr: priv->io_base + _REG(VPP_POSTBLEND_H_SIZE));
137
138 /* VD1 Preblend vertical start/end */
139 writel(FIELD_PREP(GENMASK(11, 0), 2303),
140 addr: 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
148static void meson_g12a_crtc_atomic_disable(struct drm_crtc *crtc,
149 struct drm_atomic_state *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(lock: &crtc->dev->event_lock);
166 drm_crtc_send_vblank_event(crtc, e: crtc->state->event);
167 spin_unlock_irq(lock: &crtc->dev->event_lock);
168
169 crtc->state->event = NULL;
170 }
171}
172
173static void meson_crtc_atomic_disable(struct drm_crtc *crtc,
174 struct drm_atomic_state *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(lock: &crtc->dev->event_lock);
196 drm_crtc_send_vblank_event(crtc, e: crtc->state->event);
197 spin_unlock_irq(lock: &crtc->dev->event_lock);
198
199 crtc->state->event = NULL;
200 }
201}
202
203static void meson_crtc_atomic_begin(struct drm_crtc *crtc,
204 struct drm_atomic_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(lock: &crtc->dev->event_lock, flags);
215 crtc->state->event = NULL;
216 }
217}
218
219static void meson_crtc_atomic_flush(struct drm_crtc *crtc,
220 struct drm_atomic_state *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
229static 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
236static 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
243static 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
249static 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
269static 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
287static 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
300static 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
313void 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(canvas: priv->canvas, canvas_index: priv->canvas_id_osd1,
371 addr: priv->viu.osd1_addr,
372 stride: priv->viu.osd1_stride,
373 height: priv->viu.osd1_height,
374 MESON_CANVAS_WRAP_NONE,
375 MESON_CANVAS_BLKMODE_LINEAR, endian: 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(canvas: priv->canvas,
444 canvas_index: priv->canvas_id_vd1_2,
445 addr: priv->viu.vd1_addr2,
446 stride: priv->viu.vd1_stride2,
447 height: 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(canvas: priv->canvas,
454 canvas_index: priv->canvas_id_vd1_1,
455 addr: priv->viu.vd1_addr1,
456 stride: priv->viu.vd1_stride1,
457 height: 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(canvas: priv->canvas,
464 canvas_index: priv->canvas_id_vd1_0,
465 addr: priv->viu.vd1_addr0,
466 stride: priv->viu.vd1_stride0,
467 height: 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(crtc: priv->crtc);
664
665 spin_lock_irqsave(&priv->drm->event_lock, flags);
666 if (meson_crtc->event) {
667 drm_crtc_send_vblank_event(crtc: priv->crtc, e: meson_crtc->event);
668 drm_crtc_vblank_put(crtc: priv->crtc);
669 meson_crtc->event = NULL;
670 }
671 spin_unlock_irqrestore(lock: &priv->drm->event_lock, flags);
672}
673
674int 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(dev: priv->drm->dev, size: 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(dev: priv->drm, crtc,
688 primary: priv->primary_plane, NULL,
689 funcs: &meson_crtc_funcs, name: "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, family: 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, funcs: &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, family: 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, funcs: &meson_crtc_helper_funcs);
714 }
715
716 priv->crtc = crtc;
717
718 return 0;
719}
720

source code of linux/drivers/gpu/drm/meson/meson_crtc.c