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