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 
14 #include <drm/drm_atomic.h>
15 #include <drm/drm_atomic_helper.h>
16 #include <drm/drm_blend.h>
17 #include <drm/drm_device.h>
18 #include <drm/drm_fb_cma_helper.h>
19 #include <drm/drm_fourcc.h>
20 #include <drm/drm_framebuffer.h>
21 #include <drm/drm_gem_atomic_helper.h>
22 #include <drm/drm_gem_cma_helper.h>
23 #include <drm/drm_plane_helper.h>
24 
25 #include "meson_plane.h"
26 #include "meson_registers.h"
27 #include "meson_viu.h"
28 #include "meson_osd_afbcd.h"
29 
30 /* OSD_SCI_WH_M1 */
31 #define SCI_WH_M1_W(w)			FIELD_PREP(GENMASK(28, 16), w)
32 #define SCI_WH_M1_H(h)			FIELD_PREP(GENMASK(12, 0), h)
33 
34 /* OSD_SCO_H_START_END */
35 /* OSD_SCO_V_START_END */
36 #define SCO_HV_START(start)		FIELD_PREP(GENMASK(27, 16), start)
37 #define SCO_HV_END(end)			FIELD_PREP(GENMASK(11, 0), end)
38 
39 /* OSD_SC_CTRL0 */
40 #define SC_CTRL0_PATH_EN		BIT(3)
41 #define SC_CTRL0_SEL_OSD1		BIT(2)
42 
43 /* OSD_VSC_CTRL0 */
44 #define VSC_BANK_LEN(value)		FIELD_PREP(GENMASK(2, 0), value)
45 #define VSC_TOP_INI_RCV_NUM(value)	FIELD_PREP(GENMASK(6, 3), value)
46 #define VSC_TOP_RPT_L0_NUM(value)	FIELD_PREP(GENMASK(9, 8), value)
47 #define VSC_BOT_INI_RCV_NUM(value)	FIELD_PREP(GENMASK(14, 11), value)
48 #define VSC_BOT_RPT_L0_NUM(value)	FIELD_PREP(GENMASK(17, 16), value)
49 #define VSC_PROG_INTERLACE		BIT(23)
50 #define VSC_VERTICAL_SCALER_EN		BIT(24)
51 
52 /* OSD_VSC_INI_PHASE */
53 #define VSC_INI_PHASE_BOT(bottom)	FIELD_PREP(GENMASK(31, 16), bottom)
54 #define VSC_INI_PHASE_TOP(top)		FIELD_PREP(GENMASK(15, 0), top)
55 
56 /* OSD_HSC_CTRL0 */
57 #define HSC_BANK_LENGTH(value)		FIELD_PREP(GENMASK(2, 0), value)
58 #define HSC_INI_RCV_NUM0(value)		FIELD_PREP(GENMASK(6, 3), value)
59 #define HSC_RPT_P0_NUM0(value)		FIELD_PREP(GENMASK(9, 8), value)
60 #define HSC_HORIZ_SCALER_EN		BIT(22)
61 
62 /* VPP_OSD_VSC_PHASE_STEP */
63 /* VPP_OSD_HSC_PHASE_STEP */
64 #define SC_PHASE_STEP(value)		FIELD_PREP(GENMASK(27, 0), value)
65 
66 struct meson_plane {
67 	struct drm_plane base;
68 	struct meson_drm *priv;
69 	bool enabled;
70 };
71 #define to_meson_plane(x) container_of(x, struct meson_plane, base)
72 
73 #define FRAC_16_16(mult, div)    (((mult) << 16) / (div))
74 
75 static int meson_plane_atomic_check(struct drm_plane *plane,
76 				    struct drm_atomic_state *state)
77 {
78 	struct drm_plane_state *new_plane_state = drm_atomic_get_new_plane_state(state,
79 										 plane);
80 	struct drm_crtc_state *crtc_state;
81 
82 	if (!new_plane_state->crtc)
83 		return 0;
84 
85 	crtc_state = drm_atomic_get_crtc_state(state,
86 					       new_plane_state->crtc);
87 	if (IS_ERR(crtc_state))
88 		return PTR_ERR(crtc_state);
89 
90 	/*
91 	 * Only allow :
92 	 * - Upscaling up to 5x, vertical and horizontal
93 	 * - Final coordinates must match crtc size
94 	 */
95 	return drm_atomic_helper_check_plane_state(new_plane_state,
96 						   crtc_state,
97 						   FRAC_16_16(1, 5),
98 						   DRM_PLANE_HELPER_NO_SCALING,
99 						   false, true);
100 }
101 
102 #define MESON_MOD_AFBC_VALID_BITS (AFBC_FORMAT_MOD_BLOCK_SIZE_16x16 |	\
103 				   AFBC_FORMAT_MOD_BLOCK_SIZE_32x8 |	\
104 				   AFBC_FORMAT_MOD_YTR |		\
105 				   AFBC_FORMAT_MOD_SPARSE |		\
106 				   AFBC_FORMAT_MOD_SPLIT)
107 
108 /* Takes a fixed 16.16 number and converts it to integer. */
109 static inline int64_t fixed16_to_int(int64_t value)
110 {
111 	return value >> 16;
112 }
113 
114 static u32 meson_g12a_afbcd_line_stride(struct meson_drm *priv)
115 {
116 	u32 line_stride = 0;
117 
118 	switch (priv->afbcd.format) {
119 	case DRM_FORMAT_RGB565:
120 		line_stride = ((priv->viu.osd1_width << 4) + 127) >> 7;
121 		break;
122 	case DRM_FORMAT_RGB888:
123 	case DRM_FORMAT_XRGB8888:
124 	case DRM_FORMAT_ARGB8888:
125 	case DRM_FORMAT_XBGR8888:
126 	case DRM_FORMAT_ABGR8888:
127 		line_stride = ((priv->viu.osd1_width << 5) + 127) >> 7;
128 		break;
129 	}
130 
131 	return ((line_stride + 1) >> 1) << 1;
132 }
133 
134 static void meson_plane_atomic_update(struct drm_plane *plane,
135 				      struct drm_atomic_state *state)
136 {
137 	struct meson_plane *meson_plane = to_meson_plane(plane);
138 	struct drm_plane_state *new_state = drm_atomic_get_new_plane_state(state,
139 									   plane);
140 	struct drm_rect dest = drm_plane_state_dest(new_state);
141 	struct meson_drm *priv = meson_plane->priv;
142 	struct drm_framebuffer *fb = new_state->fb;
143 	struct drm_gem_cma_object *gem;
144 	unsigned long flags;
145 	int vsc_ini_rcv_num, vsc_ini_rpt_p0_num;
146 	int vsc_bot_rcv_num, vsc_bot_rpt_p0_num;
147 	int hsc_ini_rcv_num, hsc_ini_rpt_p0_num;
148 	int hf_phase_step, vf_phase_step;
149 	int src_w, src_h, dst_w, dst_h;
150 	int bot_ini_phase;
151 	int hf_bank_len;
152 	int vf_bank_len;
153 	u8 canvas_id_osd1;
154 
155 	/*
156 	 * Update Coordinates
157 	 * Update Formats
158 	 * Update Buffer
159 	 * Enable Plane
160 	 */
161 	spin_lock_irqsave(&priv->drm->event_lock, flags);
162 
163 	/* Check if AFBC decoder is required for this buffer */
164 	if ((meson_vpu_is_compatible(priv, VPU_COMPATIBLE_GXM) ||
165 	     meson_vpu_is_compatible(priv, VPU_COMPATIBLE_G12A)) &&
166 	    fb->modifier & DRM_FORMAT_MOD_ARM_AFBC(MESON_MOD_AFBC_VALID_BITS))
167 		priv->viu.osd1_afbcd = true;
168 	else
169 		priv->viu.osd1_afbcd = false;
170 
171 	/* Enable OSD and BLK0, set max global alpha */
172 	priv->viu.osd1_ctrl_stat = OSD_ENABLE |
173 				   (0x100 << OSD_GLOBAL_ALPHA_SHIFT) |
174 				   OSD_BLK0_ENABLE;
175 
176 	priv->viu.osd1_ctrl_stat2 = readl(priv->io_base +
177 					  _REG(VIU_OSD1_CTRL_STAT2));
178 
179 	canvas_id_osd1 = priv->canvas_id_osd1;
180 
181 	/* Set up BLK0 to point to the right canvas */
182 	priv->viu.osd1_blk0_cfg[0] = canvas_id_osd1 << OSD_CANVAS_SEL;
183 
184 	if (priv->viu.osd1_afbcd) {
185 		if (meson_vpu_is_compatible(priv, VPU_COMPATIBLE_G12A)) {
186 			/* This is the internal decoding memory address */
187 			priv->viu.osd1_blk1_cfg4 = MESON_G12A_AFBCD_OUT_ADDR;
188 			priv->viu.osd1_blk0_cfg[0] |= OSD_ENDIANNESS_BE;
189 			priv->viu.osd1_ctrl_stat2 |= OSD_PENDING_STAT_CLEAN;
190 			priv->viu.osd1_ctrl_stat |= VIU_OSD1_CFG_SYN_EN;
191 		}
192 
193 		if (meson_vpu_is_compatible(priv, VPU_COMPATIBLE_GXM)) {
194 			priv->viu.osd1_blk0_cfg[0] |= OSD_ENDIANNESS_LE;
195 			priv->viu.osd1_ctrl_stat2 |= OSD_DPATH_MALI_AFBCD;
196 		}
197 	} else {
198 		priv->viu.osd1_blk0_cfg[0] |= OSD_ENDIANNESS_LE;
199 
200 		if (meson_vpu_is_compatible(priv, VPU_COMPATIBLE_GXM))
201 			priv->viu.osd1_ctrl_stat2 &= ~OSD_DPATH_MALI_AFBCD;
202 	}
203 
204 	/* On GXBB, Use the old non-HDR RGB2YUV converter */
205 	if (meson_vpu_is_compatible(priv, VPU_COMPATIBLE_GXBB))
206 		priv->viu.osd1_blk0_cfg[0] |= OSD_OUTPUT_COLOR_RGB;
207 
208 	if (priv->viu.osd1_afbcd &&
209 	    meson_vpu_is_compatible(priv, VPU_COMPATIBLE_G12A)) {
210 		priv->viu.osd1_blk0_cfg[0] |= OSD_MALI_SRC_EN |
211 			priv->afbcd.ops->fmt_to_blk_mode(fb->modifier,
212 							  fb->format->format);
213 	} else {
214 		switch (fb->format->format) {
215 		case DRM_FORMAT_XRGB8888:
216 		case DRM_FORMAT_ARGB8888:
217 			priv->viu.osd1_blk0_cfg[0] |= OSD_BLK_MODE_32 |
218 						OSD_COLOR_MATRIX_32_ARGB;
219 			break;
220 		case DRM_FORMAT_XBGR8888:
221 		case DRM_FORMAT_ABGR8888:
222 			priv->viu.osd1_blk0_cfg[0] |= OSD_BLK_MODE_32 |
223 						OSD_COLOR_MATRIX_32_ABGR;
224 			break;
225 		case DRM_FORMAT_RGB888:
226 			priv->viu.osd1_blk0_cfg[0] |= OSD_BLK_MODE_24 |
227 						OSD_COLOR_MATRIX_24_RGB;
228 			break;
229 		case DRM_FORMAT_RGB565:
230 			priv->viu.osd1_blk0_cfg[0] |= OSD_BLK_MODE_16 |
231 						OSD_COLOR_MATRIX_16_RGB565;
232 			break;
233 		}
234 	}
235 
236 	switch (fb->format->format) {
237 	case DRM_FORMAT_XRGB8888:
238 	case DRM_FORMAT_XBGR8888:
239 		/* For XRGB, replace the pixel's alpha by 0xFF */
240 		priv->viu.osd1_ctrl_stat2 |= OSD_REPLACE_EN;
241 		break;
242 	case DRM_FORMAT_ARGB8888:
243 	case DRM_FORMAT_ABGR8888:
244 		/* For ARGB, use the pixel's alpha */
245 		priv->viu.osd1_ctrl_stat2 &= ~OSD_REPLACE_EN;
246 		break;
247 	}
248 
249 	/* Default scaler parameters */
250 	vsc_bot_rcv_num = 0;
251 	vsc_bot_rpt_p0_num = 0;
252 	hf_bank_len = 4;
253 	vf_bank_len = 4;
254 
255 	if (new_state->crtc->mode.flags & DRM_MODE_FLAG_INTERLACE) {
256 		vsc_bot_rcv_num = 6;
257 		vsc_bot_rpt_p0_num = 2;
258 	}
259 
260 	hsc_ini_rcv_num = hf_bank_len;
261 	vsc_ini_rcv_num = vf_bank_len;
262 	hsc_ini_rpt_p0_num = (hf_bank_len / 2) - 1;
263 	vsc_ini_rpt_p0_num = (vf_bank_len / 2) - 1;
264 
265 	src_w = fixed16_to_int(new_state->src_w);
266 	src_h = fixed16_to_int(new_state->src_h);
267 	dst_w = new_state->crtc_w;
268 	dst_h = new_state->crtc_h;
269 
270 	/*
271 	 * When the output is interlaced, the OSD must switch between
272 	 * each field using the INTERLACE_SEL_ODD (0) of VIU_OSD1_BLK0_CFG_W0
273 	 * at each vsync.
274 	 * But the vertical scaler can provide such funtionnality if
275 	 * is configured for 2:1 scaling with interlace options enabled.
276 	 */
277 	if (new_state->crtc->mode.flags & DRM_MODE_FLAG_INTERLACE) {
278 		dest.y1 /= 2;
279 		dest.y2 /= 2;
280 		dst_h /= 2;
281 	}
282 
283 	hf_phase_step = ((src_w << 18) / dst_w) << 6;
284 	vf_phase_step = (src_h << 20) / dst_h;
285 
286 	if (new_state->crtc->mode.flags & DRM_MODE_FLAG_INTERLACE)
287 		bot_ini_phase = ((vf_phase_step / 2) >> 4);
288 	else
289 		bot_ini_phase = 0;
290 
291 	vf_phase_step = (vf_phase_step << 4);
292 
293 	/* In interlaced mode, scaler is always active */
294 	if (src_h != dst_h || src_w != dst_w) {
295 		priv->viu.osd_sc_i_wh_m1 = SCI_WH_M1_W(src_w - 1) |
296 					   SCI_WH_M1_H(src_h - 1);
297 		priv->viu.osd_sc_o_h_start_end = SCO_HV_START(dest.x1) |
298 						 SCO_HV_END(dest.x2 - 1);
299 		priv->viu.osd_sc_o_v_start_end = SCO_HV_START(dest.y1) |
300 						 SCO_HV_END(dest.y2 - 1);
301 		/* Enable OSD Scaler */
302 		priv->viu.osd_sc_ctrl0 = SC_CTRL0_PATH_EN | SC_CTRL0_SEL_OSD1;
303 	} else {
304 		priv->viu.osd_sc_i_wh_m1 = 0;
305 		priv->viu.osd_sc_o_h_start_end = 0;
306 		priv->viu.osd_sc_o_v_start_end = 0;
307 		priv->viu.osd_sc_ctrl0 = 0;
308 	}
309 
310 	/* In interlaced mode, vertical scaler is always active */
311 	if (src_h != dst_h) {
312 		priv->viu.osd_sc_v_ctrl0 =
313 					VSC_BANK_LEN(vf_bank_len) |
314 					VSC_TOP_INI_RCV_NUM(vsc_ini_rcv_num) |
315 					VSC_TOP_RPT_L0_NUM(vsc_ini_rpt_p0_num) |
316 					VSC_VERTICAL_SCALER_EN;
317 
318 		if (new_state->crtc->mode.flags & DRM_MODE_FLAG_INTERLACE)
319 			priv->viu.osd_sc_v_ctrl0 |=
320 					VSC_BOT_INI_RCV_NUM(vsc_bot_rcv_num) |
321 					VSC_BOT_RPT_L0_NUM(vsc_bot_rpt_p0_num) |
322 					VSC_PROG_INTERLACE;
323 
324 		priv->viu.osd_sc_v_phase_step = SC_PHASE_STEP(vf_phase_step);
325 		priv->viu.osd_sc_v_ini_phase = VSC_INI_PHASE_BOT(bot_ini_phase);
326 	} else {
327 		priv->viu.osd_sc_v_ctrl0 = 0;
328 		priv->viu.osd_sc_v_phase_step = 0;
329 		priv->viu.osd_sc_v_ini_phase = 0;
330 	}
331 
332 	/* Horizontal scaler is only used if width does not match */
333 	if (src_w != dst_w) {
334 		priv->viu.osd_sc_h_ctrl0 =
335 					HSC_BANK_LENGTH(hf_bank_len) |
336 					HSC_INI_RCV_NUM0(hsc_ini_rcv_num) |
337 					HSC_RPT_P0_NUM0(hsc_ini_rpt_p0_num) |
338 					HSC_HORIZ_SCALER_EN;
339 		priv->viu.osd_sc_h_phase_step = SC_PHASE_STEP(hf_phase_step);
340 		priv->viu.osd_sc_h_ini_phase = 0;
341 	} else {
342 		priv->viu.osd_sc_h_ctrl0 = 0;
343 		priv->viu.osd_sc_h_phase_step = 0;
344 		priv->viu.osd_sc_h_ini_phase = 0;
345 	}
346 
347 	/*
348 	 * The format of these registers is (x2 << 16 | x1),
349 	 * where x2 is exclusive.
350 	 * e.g. +30x1920 would be (1919 << 16) | 30
351 	 */
352 	priv->viu.osd1_blk0_cfg[1] =
353 				((fixed16_to_int(new_state->src.x2) - 1) << 16) |
354 				fixed16_to_int(new_state->src.x1);
355 	priv->viu.osd1_blk0_cfg[2] =
356 				((fixed16_to_int(new_state->src.y2) - 1) << 16) |
357 				fixed16_to_int(new_state->src.y1);
358 	priv->viu.osd1_blk0_cfg[3] = ((dest.x2 - 1) << 16) | dest.x1;
359 	priv->viu.osd1_blk0_cfg[4] = ((dest.y2 - 1) << 16) | dest.y1;
360 
361 	if (meson_vpu_is_compatible(priv, VPU_COMPATIBLE_G12A)) {
362 		priv->viu.osd_blend_din0_scope_h = ((dest.x2 - 1) << 16) | dest.x1;
363 		priv->viu.osd_blend_din0_scope_v = ((dest.y2 - 1) << 16) | dest.y1;
364 		priv->viu.osb_blend0_size = dst_h << 16 | dst_w;
365 		priv->viu.osb_blend1_size = dst_h << 16 | dst_w;
366 	}
367 
368 	/* Update Canvas with buffer address */
369 	gem = drm_fb_cma_get_gem_obj(fb, 0);
370 
371 	priv->viu.osd1_addr = gem->paddr;
372 	priv->viu.osd1_stride = fb->pitches[0];
373 	priv->viu.osd1_height = fb->height;
374 	priv->viu.osd1_width = fb->width;
375 
376 	if (priv->viu.osd1_afbcd) {
377 		priv->afbcd.modifier = fb->modifier;
378 		priv->afbcd.format = fb->format->format;
379 
380 		/* Calculate decoder write stride */
381 		if (meson_vpu_is_compatible(priv, VPU_COMPATIBLE_G12A))
382 			priv->viu.osd1_blk2_cfg4 =
383 				meson_g12a_afbcd_line_stride(priv);
384 	}
385 
386 	if (!meson_plane->enabled) {
387 		/* Reset OSD1 before enabling it on GXL+ SoCs */
388 		if (meson_vpu_is_compatible(priv, VPU_COMPATIBLE_GXM) ||
389 		    meson_vpu_is_compatible(priv, VPU_COMPATIBLE_GXL))
390 			meson_viu_osd1_reset(priv);
391 
392 		meson_plane->enabled = true;
393 	}
394 
395 	priv->viu.osd1_enabled = true;
396 
397 	spin_unlock_irqrestore(&priv->drm->event_lock, flags);
398 }
399 
400 static void meson_plane_atomic_disable(struct drm_plane *plane,
401 				       struct drm_atomic_state *state)
402 {
403 	struct meson_plane *meson_plane = to_meson_plane(plane);
404 	struct meson_drm *priv = meson_plane->priv;
405 
406 	if (priv->afbcd.ops) {
407 		priv->afbcd.ops->reset(priv);
408 		priv->afbcd.ops->disable(priv);
409 	}
410 
411 	/* Disable OSD1 */
412 	if (meson_vpu_is_compatible(priv, VPU_COMPATIBLE_G12A))
413 		writel_bits_relaxed(VIU_OSD1_POSTBLD_SRC_OSD1, 0,
414 				    priv->io_base + _REG(OSD1_BLEND_SRC_CTRL));
415 	else
416 		writel_bits_relaxed(VPP_OSD1_POSTBLEND, 0,
417 				    priv->io_base + _REG(VPP_MISC));
418 
419 	meson_plane->enabled = false;
420 	priv->viu.osd1_enabled = false;
421 }
422 
423 static const struct drm_plane_helper_funcs meson_plane_helper_funcs = {
424 	.atomic_check	= meson_plane_atomic_check,
425 	.atomic_disable	= meson_plane_atomic_disable,
426 	.atomic_update	= meson_plane_atomic_update,
427 };
428 
429 static bool meson_plane_format_mod_supported(struct drm_plane *plane,
430 					     u32 format, u64 modifier)
431 {
432 	struct meson_plane *meson_plane = to_meson_plane(plane);
433 	struct meson_drm *priv = meson_plane->priv;
434 	int i;
435 
436 	if (modifier == DRM_FORMAT_MOD_INVALID)
437 		return false;
438 
439 	if (modifier == DRM_FORMAT_MOD_LINEAR)
440 		return true;
441 
442 	if (!meson_vpu_is_compatible(priv, VPU_COMPATIBLE_GXM) &&
443 	    !meson_vpu_is_compatible(priv, VPU_COMPATIBLE_G12A))
444 		return false;
445 
446 	if (modifier & ~DRM_FORMAT_MOD_ARM_AFBC(MESON_MOD_AFBC_VALID_BITS))
447 		return false;
448 
449 	for (i = 0 ; i < plane->modifier_count ; ++i)
450 		if (plane->modifiers[i] == modifier)
451 			break;
452 
453 	if (i == plane->modifier_count) {
454 		DRM_DEBUG_KMS("Unsupported modifier\n");
455 		return false;
456 	}
457 
458 	if (priv->afbcd.ops && priv->afbcd.ops->supported_fmt)
459 		return priv->afbcd.ops->supported_fmt(modifier, format);
460 
461 	DRM_DEBUG_KMS("AFBC Unsupported\n");
462 	return false;
463 }
464 
465 static const struct drm_plane_funcs meson_plane_funcs = {
466 	.update_plane		= drm_atomic_helper_update_plane,
467 	.disable_plane		= drm_atomic_helper_disable_plane,
468 	.destroy		= drm_plane_cleanup,
469 	.reset			= drm_atomic_helper_plane_reset,
470 	.atomic_duplicate_state = drm_atomic_helper_plane_duplicate_state,
471 	.atomic_destroy_state	= drm_atomic_helper_plane_destroy_state,
472 	.format_mod_supported   = meson_plane_format_mod_supported,
473 };
474 
475 static const uint32_t supported_drm_formats[] = {
476 	DRM_FORMAT_ARGB8888,
477 	DRM_FORMAT_ABGR8888,
478 	DRM_FORMAT_XRGB8888,
479 	DRM_FORMAT_XBGR8888,
480 	DRM_FORMAT_RGB888,
481 	DRM_FORMAT_RGB565,
482 };
483 
484 static const uint64_t format_modifiers_afbc_gxm[] = {
485 	DRM_FORMAT_MOD_ARM_AFBC(AFBC_FORMAT_MOD_BLOCK_SIZE_16x16 |
486 				AFBC_FORMAT_MOD_SPARSE |
487 				AFBC_FORMAT_MOD_YTR),
488 	/* SPLIT mandates SPARSE, RGB modes mandates YTR */
489 	DRM_FORMAT_MOD_ARM_AFBC(AFBC_FORMAT_MOD_BLOCK_SIZE_16x16 |
490 				AFBC_FORMAT_MOD_YTR |
491 				AFBC_FORMAT_MOD_SPARSE |
492 				AFBC_FORMAT_MOD_SPLIT),
493 	DRM_FORMAT_MOD_LINEAR,
494 	DRM_FORMAT_MOD_INVALID,
495 };
496 
497 static const uint64_t format_modifiers_afbc_g12a[] = {
498 	/*
499 	 * - TOFIX Support AFBC modifiers for YUV formats (16x16 + TILED)
500 	 * - SPLIT is mandatory for performances reasons when in 16x16
501 	 *   block size
502 	 * - 32x8 block size + SPLIT is mandatory with 4K frame size
503 	 *   for performances reasons
504 	 */
505 	DRM_FORMAT_MOD_ARM_AFBC(AFBC_FORMAT_MOD_BLOCK_SIZE_16x16 |
506 				AFBC_FORMAT_MOD_SPARSE |
507 				AFBC_FORMAT_MOD_SPLIT),
508 	DRM_FORMAT_MOD_ARM_AFBC(AFBC_FORMAT_MOD_BLOCK_SIZE_16x16 |
509 				AFBC_FORMAT_MOD_YTR |
510 				AFBC_FORMAT_MOD_SPARSE |
511 				AFBC_FORMAT_MOD_SPLIT),
512 	DRM_FORMAT_MOD_ARM_AFBC(AFBC_FORMAT_MOD_BLOCK_SIZE_32x8 |
513 				AFBC_FORMAT_MOD_SPARSE),
514 	DRM_FORMAT_MOD_ARM_AFBC(AFBC_FORMAT_MOD_BLOCK_SIZE_32x8 |
515 				AFBC_FORMAT_MOD_YTR |
516 				AFBC_FORMAT_MOD_SPARSE),
517 	DRM_FORMAT_MOD_ARM_AFBC(AFBC_FORMAT_MOD_BLOCK_SIZE_32x8 |
518 				AFBC_FORMAT_MOD_SPARSE |
519 				AFBC_FORMAT_MOD_SPLIT),
520 	DRM_FORMAT_MOD_ARM_AFBC(AFBC_FORMAT_MOD_BLOCK_SIZE_32x8 |
521 				AFBC_FORMAT_MOD_YTR |
522 				AFBC_FORMAT_MOD_SPARSE |
523 				AFBC_FORMAT_MOD_SPLIT),
524 	DRM_FORMAT_MOD_LINEAR,
525 	DRM_FORMAT_MOD_INVALID,
526 };
527 
528 static const uint64_t format_modifiers_default[] = {
529 	DRM_FORMAT_MOD_LINEAR,
530 	DRM_FORMAT_MOD_INVALID,
531 };
532 
533 int meson_plane_create(struct meson_drm *priv)
534 {
535 	struct meson_plane *meson_plane;
536 	struct drm_plane *plane;
537 	const uint64_t *format_modifiers = format_modifiers_default;
538 
539 	meson_plane = devm_kzalloc(priv->drm->dev, sizeof(*meson_plane),
540 				   GFP_KERNEL);
541 	if (!meson_plane)
542 		return -ENOMEM;
543 
544 	meson_plane->priv = priv;
545 	plane = &meson_plane->base;
546 
547 	if (meson_vpu_is_compatible(priv, VPU_COMPATIBLE_GXM))
548 		format_modifiers = format_modifiers_afbc_gxm;
549 	else if (meson_vpu_is_compatible(priv, VPU_COMPATIBLE_G12A))
550 		format_modifiers = format_modifiers_afbc_g12a;
551 
552 	drm_universal_plane_init(priv->drm, plane, 0xFF,
553 				 &meson_plane_funcs,
554 				 supported_drm_formats,
555 				 ARRAY_SIZE(supported_drm_formats),
556 				 format_modifiers,
557 				 DRM_PLANE_TYPE_PRIMARY, "meson_primary_plane");
558 
559 	drm_plane_helper_add(plane, &meson_plane_helper_funcs);
560 
561 	/* For now, OSD Primary plane is always on the front */
562 	drm_plane_create_zpos_immutable_property(plane, 1);
563 
564 	priv->primary_plane = plane;
565 
566 	return 0;
567 }
568