12874c5fdSThomas Gleixner // SPDX-License-Identifier: GPL-2.0-or-later
25bb5f5daSJernej Skrabec /*
35bb5f5daSJernej Skrabec * Copyright (C) Icenowy Zheng <icenowy@aosc.io>
45bb5f5daSJernej Skrabec *
55bb5f5daSJernej Skrabec * Based on sun4i_layer.h, which is:
65bb5f5daSJernej Skrabec * Copyright (C) 2015 Free Electrons
75bb5f5daSJernej Skrabec * Copyright (C) 2015 NextThing Co
85bb5f5daSJernej Skrabec *
95bb5f5daSJernej Skrabec * Maxime Ripard <maxime.ripard@free-electrons.com>
105bb5f5daSJernej Skrabec */
115bb5f5daSJernej Skrabec
125bb5f5daSJernej Skrabec #include <drm/drm_atomic.h>
135bb5f5daSJernej Skrabec #include <drm/drm_atomic_helper.h>
1490bb087fSVille Syrjälä #include <drm/drm_blend.h>
155bb5f5daSJernej Skrabec #include <drm/drm_crtc.h>
166bcfe8eaSDanilo Krummrich #include <drm/drm_fb_dma_helper.h>
179c25a297SSam Ravnborg #include <drm/drm_fourcc.h>
18720cf96dSVille Syrjälä #include <drm/drm_framebuffer.h>
19820c1707SThomas Zimmermann #include <drm/drm_gem_atomic_helper.h>
204a83c26aSDanilo Krummrich #include <drm/drm_gem_dma_helper.h>
21fcd70cd3SDaniel Vetter #include <drm/drm_probe_helper.h>
225bb5f5daSJernej Skrabec
235bb5f5daSJernej Skrabec #include "sun8i_mixer.h"
241ef1380cSJernej Skrabec #include "sun8i_ui_layer.h"
25b862a648SJernej Skrabec #include "sun8i_ui_scaler.h"
265bb5f5daSJernej Skrabec
sun8i_ui_layer_enable(struct sun8i_mixer * mixer,int channel,int overlay,bool enable,unsigned int zpos,unsigned int old_zpos)275bb5f5daSJernej Skrabec static void sun8i_ui_layer_enable(struct sun8i_mixer *mixer, int channel,
28d8b3f454SPaul Kocialkowski int overlay, bool enable, unsigned int zpos,
29d8b3f454SPaul Kocialkowski unsigned int old_zpos)
305bb5f5daSJernej Skrabec {
314b09c073SJernej Skrabec u32 val, bld_base, ch_base;
324b09c073SJernej Skrabec
334b09c073SJernej Skrabec bld_base = sun8i_blender_base(mixer);
344b09c073SJernej Skrabec ch_base = sun8i_channel_base(mixer, channel);
355bb5f5daSJernej Skrabec
365bb5f5daSJernej Skrabec DRM_DEBUG_DRIVER("%sabling channel %d overlay %d\n",
375bb5f5daSJernej Skrabec enable ? "En" : "Dis", channel, overlay);
385bb5f5daSJernej Skrabec
395bb5f5daSJernej Skrabec if (enable)
405bb5f5daSJernej Skrabec val = SUN8I_MIXER_CHAN_UI_LAYER_ATTR_EN;
415bb5f5daSJernej Skrabec else
425bb5f5daSJernej Skrabec val = 0;
435bb5f5daSJernej Skrabec
445bb5f5daSJernej Skrabec regmap_update_bits(mixer->engine.regs,
454b09c073SJernej Skrabec SUN8I_MIXER_CHAN_UI_LAYER_ATTR(ch_base, overlay),
465bb5f5daSJernej Skrabec SUN8I_MIXER_CHAN_UI_LAYER_ATTR_EN, val);
475bb5f5daSJernej Skrabec
48d8b3f454SPaul Kocialkowski if (!enable || zpos != old_zpos) {
49d8b3f454SPaul Kocialkowski regmap_update_bits(mixer->engine.regs,
504b09c073SJernej Skrabec SUN8I_MIXER_BLEND_PIPE_CTL(bld_base),
51d8b3f454SPaul Kocialkowski SUN8I_MIXER_BLEND_PIPE_CTL_EN(old_zpos),
52d8b3f454SPaul Kocialkowski 0);
53d8b3f454SPaul Kocialkowski
54d8b3f454SPaul Kocialkowski regmap_update_bits(mixer->engine.regs,
554b09c073SJernej Skrabec SUN8I_MIXER_BLEND_ROUTE(bld_base),
56d8b3f454SPaul Kocialkowski SUN8I_MIXER_BLEND_ROUTE_PIPE_MSK(old_zpos),
57d8b3f454SPaul Kocialkowski 0);
58d8b3f454SPaul Kocialkowski }
59d8b3f454SPaul Kocialkowski
60f88c5ee7SJernej Skrabec if (enable) {
61f88c5ee7SJernej Skrabec val = SUN8I_MIXER_BLEND_PIPE_CTL_EN(zpos);
625bb5f5daSJernej Skrabec
635bb5f5daSJernej Skrabec regmap_update_bits(mixer->engine.regs,
644b09c073SJernej Skrabec SUN8I_MIXER_BLEND_PIPE_CTL(bld_base),
654b09c073SJernej Skrabec val, val);
66f88c5ee7SJernej Skrabec
67f88c5ee7SJernej Skrabec val = channel << SUN8I_MIXER_BLEND_ROUTE_PIPE_SHIFT(zpos);
68f88c5ee7SJernej Skrabec
69f88c5ee7SJernej Skrabec regmap_update_bits(mixer->engine.regs,
704b09c073SJernej Skrabec SUN8I_MIXER_BLEND_ROUTE(bld_base),
71f88c5ee7SJernej Skrabec SUN8I_MIXER_BLEND_ROUTE_PIPE_MSK(zpos),
72f88c5ee7SJernej Skrabec val);
73f88c5ee7SJernej Skrabec }
745bb5f5daSJernej Skrabec }
755bb5f5daSJernej Skrabec
sun8i_ui_layer_update_alpha(struct sun8i_mixer * mixer,int channel,int overlay,struct drm_plane * plane)760ee29373SRoman Stratiienko static void sun8i_ui_layer_update_alpha(struct sun8i_mixer *mixer, int channel,
770ee29373SRoman Stratiienko int overlay, struct drm_plane *plane)
780ee29373SRoman Stratiienko {
790ee29373SRoman Stratiienko u32 mask, val, ch_base;
800ee29373SRoman Stratiienko
810ee29373SRoman Stratiienko ch_base = sun8i_channel_base(mixer, channel);
820ee29373SRoman Stratiienko
830ee29373SRoman Stratiienko mask = SUN8I_MIXER_CHAN_UI_LAYER_ATTR_ALPHA_MODE_MASK |
840ee29373SRoman Stratiienko SUN8I_MIXER_CHAN_UI_LAYER_ATTR_ALPHA_MASK;
850ee29373SRoman Stratiienko
860ee29373SRoman Stratiienko val = SUN8I_MIXER_CHAN_UI_LAYER_ATTR_ALPHA(plane->state->alpha >> 8);
870ee29373SRoman Stratiienko
880ee29373SRoman Stratiienko val |= (plane->state->alpha == DRM_BLEND_ALPHA_OPAQUE) ?
890ee29373SRoman Stratiienko SUN8I_MIXER_CHAN_UI_LAYER_ATTR_ALPHA_MODE_PIXEL :
900ee29373SRoman Stratiienko SUN8I_MIXER_CHAN_UI_LAYER_ATTR_ALPHA_MODE_COMBINED;
910ee29373SRoman Stratiienko
920ee29373SRoman Stratiienko regmap_update_bits(mixer->engine.regs,
930ee29373SRoman Stratiienko SUN8I_MIXER_CHAN_UI_LAYER_ATTR(ch_base, overlay),
940ee29373SRoman Stratiienko mask, val);
950ee29373SRoman Stratiienko }
960ee29373SRoman Stratiienko
sun8i_ui_layer_update_coord(struct sun8i_mixer * mixer,int channel,int overlay,struct drm_plane * plane,unsigned int zpos)975bb5f5daSJernej Skrabec static int sun8i_ui_layer_update_coord(struct sun8i_mixer *mixer, int channel,
98f88c5ee7SJernej Skrabec int overlay, struct drm_plane *plane,
99f88c5ee7SJernej Skrabec unsigned int zpos)
1005bb5f5daSJernej Skrabec {
1015bb5f5daSJernej Skrabec struct drm_plane_state *state = plane->state;
102b862a648SJernej Skrabec u32 src_w, src_h, dst_w, dst_h;
1034b09c073SJernej Skrabec u32 bld_base, ch_base;
104b862a648SJernej Skrabec u32 outsize, insize;
105b862a648SJernej Skrabec u32 hphase, vphase;
1065bb5f5daSJernej Skrabec
107b862a648SJernej Skrabec DRM_DEBUG_DRIVER("Updating UI channel %d overlay %d\n",
108b862a648SJernej Skrabec channel, overlay);
1095bb5f5daSJernej Skrabec
1104b09c073SJernej Skrabec bld_base = sun8i_blender_base(mixer);
1114b09c073SJernej Skrabec ch_base = sun8i_channel_base(mixer, channel);
1124b09c073SJernej Skrabec
113b862a648SJernej Skrabec src_w = drm_rect_width(&state->src) >> 16;
114b862a648SJernej Skrabec src_h = drm_rect_height(&state->src) >> 16;
115b862a648SJernej Skrabec dst_w = drm_rect_width(&state->dst);
116b862a648SJernej Skrabec dst_h = drm_rect_height(&state->dst);
117b862a648SJernej Skrabec
118b862a648SJernej Skrabec hphase = state->src.x1 & 0xffff;
119b862a648SJernej Skrabec vphase = state->src.y1 & 0xffff;
120b862a648SJernej Skrabec
121b862a648SJernej Skrabec insize = SUN8I_MIXER_SIZE(src_w, src_h);
122b862a648SJernej Skrabec outsize = SUN8I_MIXER_SIZE(dst_w, dst_h);
1235bb5f5daSJernej Skrabec
1245bb5f5daSJernej Skrabec /* Set height and width */
125b862a648SJernej Skrabec DRM_DEBUG_DRIVER("Layer source offset X: %d Y: %d\n",
126b862a648SJernej Skrabec state->src.x1 >> 16, state->src.y1 >> 16);
127b862a648SJernej Skrabec DRM_DEBUG_DRIVER("Layer source size W: %d H: %d\n", src_w, src_h);
1285bb5f5daSJernej Skrabec regmap_write(mixer->engine.regs,
1294b09c073SJernej Skrabec SUN8I_MIXER_CHAN_UI_LAYER_SIZE(ch_base, overlay),
130b862a648SJernej Skrabec insize);
1315bb5f5daSJernej Skrabec regmap_write(mixer->engine.regs,
1324b09c073SJernej Skrabec SUN8I_MIXER_CHAN_UI_OVL_SIZE(ch_base),
133b862a648SJernej Skrabec insize);
134b862a648SJernej Skrabec
135b862a648SJernej Skrabec if (insize != outsize || hphase || vphase) {
136b862a648SJernej Skrabec u32 hscale, vscale;
137b862a648SJernej Skrabec
138b862a648SJernej Skrabec DRM_DEBUG_DRIVER("HW scaling is enabled\n");
139b862a648SJernej Skrabec
140b862a648SJernej Skrabec hscale = state->src_w / state->crtc_w;
141b862a648SJernej Skrabec vscale = state->src_h / state->crtc_h;
142b862a648SJernej Skrabec
143b862a648SJernej Skrabec sun8i_ui_scaler_setup(mixer, channel, src_w, src_h, dst_w,
144b862a648SJernej Skrabec dst_h, hscale, vscale, hphase, vphase);
145b862a648SJernej Skrabec sun8i_ui_scaler_enable(mixer, channel, true);
146b862a648SJernej Skrabec } else {
147b862a648SJernej Skrabec DRM_DEBUG_DRIVER("HW scaling is not needed\n");
148b862a648SJernej Skrabec sun8i_ui_scaler_enable(mixer, channel, false);
149b862a648SJernej Skrabec }
1505bb5f5daSJernej Skrabec
1515bb5f5daSJernej Skrabec /* Set base coordinates */
152b862a648SJernej Skrabec DRM_DEBUG_DRIVER("Layer destination coordinates X: %d Y: %d\n",
1535bb5f5daSJernej Skrabec state->dst.x1, state->dst.y1);
154b862a648SJernej Skrabec DRM_DEBUG_DRIVER("Layer destination size W: %d H: %d\n", dst_w, dst_h);
1555bb5f5daSJernej Skrabec regmap_write(mixer->engine.regs,
1564b09c073SJernej Skrabec SUN8I_MIXER_BLEND_ATTR_COORD(bld_base, zpos),
1575bb5f5daSJernej Skrabec SUN8I_MIXER_COORD(state->dst.x1, state->dst.y1));
1585bb5f5daSJernej Skrabec regmap_write(mixer->engine.regs,
1594b09c073SJernej Skrabec SUN8I_MIXER_BLEND_ATTR_INSIZE(bld_base, zpos),
160b862a648SJernej Skrabec outsize);
1615bb5f5daSJernej Skrabec
1625bb5f5daSJernej Skrabec return 0;
1635bb5f5daSJernej Skrabec }
1645bb5f5daSJernej Skrabec
sun8i_ui_layer_update_formats(struct sun8i_mixer * mixer,int channel,int overlay,struct drm_plane * plane)1655bb5f5daSJernej Skrabec static int sun8i_ui_layer_update_formats(struct sun8i_mixer *mixer, int channel,
1665bb5f5daSJernej Skrabec int overlay, struct drm_plane *plane)
1675bb5f5daSJernej Skrabec {
1685bb5f5daSJernej Skrabec struct drm_plane_state *state = plane->state;
169a9a75359SJernej Skrabec const struct drm_format_info *fmt;
1707831112eSJernej Skrabec u32 val, ch_base, hw_fmt;
1717831112eSJernej Skrabec int ret;
1724b09c073SJernej Skrabec
1734b09c073SJernej Skrabec ch_base = sun8i_channel_base(mixer, channel);
1745bb5f5daSJernej Skrabec
175a9a75359SJernej Skrabec fmt = state->fb->format;
1767831112eSJernej Skrabec ret = sun8i_mixer_drm_format_to_hw(fmt->format, &hw_fmt);
1777831112eSJernej Skrabec if (ret || fmt->is_yuv) {
1785bb5f5daSJernej Skrabec DRM_DEBUG_DRIVER("Invalid format\n");
1795bb5f5daSJernej Skrabec return -EINVAL;
1805bb5f5daSJernej Skrabec }
1815bb5f5daSJernej Skrabec
1827831112eSJernej Skrabec val = hw_fmt << SUN8I_MIXER_CHAN_UI_LAYER_ATTR_FBFMT_OFFSET;
1835bb5f5daSJernej Skrabec regmap_update_bits(mixer->engine.regs,
1844b09c073SJernej Skrabec SUN8I_MIXER_CHAN_UI_LAYER_ATTR(ch_base, overlay),
1855bb5f5daSJernej Skrabec SUN8I_MIXER_CHAN_UI_LAYER_ATTR_FBFMT_MASK, val);
1865bb5f5daSJernej Skrabec
1875bb5f5daSJernej Skrabec return 0;
1885bb5f5daSJernej Skrabec }
1895bb5f5daSJernej Skrabec
sun8i_ui_layer_update_buffer(struct sun8i_mixer * mixer,int channel,int overlay,struct drm_plane * plane)1905bb5f5daSJernej Skrabec static int sun8i_ui_layer_update_buffer(struct sun8i_mixer *mixer, int channel,
1915bb5f5daSJernej Skrabec int overlay, struct drm_plane *plane)
1925bb5f5daSJernej Skrabec {
1935bb5f5daSJernej Skrabec struct drm_plane_state *state = plane->state;
1945bb5f5daSJernej Skrabec struct drm_framebuffer *fb = state->fb;
1954a83c26aSDanilo Krummrich struct drm_gem_dma_object *gem;
196*8c30eeccSDanilo Krummrich dma_addr_t dma_addr;
1974b09c073SJernej Skrabec u32 ch_base;
1985bb5f5daSJernej Skrabec int bpp;
1995bb5f5daSJernej Skrabec
2004b09c073SJernej Skrabec ch_base = sun8i_channel_base(mixer, channel);
2014b09c073SJernej Skrabec
2025bb5f5daSJernej Skrabec /* Get the physical address of the buffer in memory */
2036bcfe8eaSDanilo Krummrich gem = drm_fb_dma_get_gem_obj(fb, 0);
2045bb5f5daSJernej Skrabec
205*8c30eeccSDanilo Krummrich DRM_DEBUG_DRIVER("Using GEM @ %pad\n", &gem->dma_addr);
2065bb5f5daSJernej Skrabec
2075bb5f5daSJernej Skrabec /* Compute the start of the displayed memory */
2085bb5f5daSJernej Skrabec bpp = fb->format->cpp[0];
209*8c30eeccSDanilo Krummrich dma_addr = gem->dma_addr + fb->offsets[0];
2105bb5f5daSJernej Skrabec
2115bb5f5daSJernej Skrabec /* Fixup framebuffer address for src coordinates */
212*8c30eeccSDanilo Krummrich dma_addr += (state->src.x1 >> 16) * bpp;
213*8c30eeccSDanilo Krummrich dma_addr += (state->src.y1 >> 16) * fb->pitches[0];
2145bb5f5daSJernej Skrabec
2155bb5f5daSJernej Skrabec /* Set the line width */
2165bb5f5daSJernej Skrabec DRM_DEBUG_DRIVER("Layer line width: %d bytes\n", fb->pitches[0]);
2175bb5f5daSJernej Skrabec regmap_write(mixer->engine.regs,
2184b09c073SJernej Skrabec SUN8I_MIXER_CHAN_UI_LAYER_PITCH(ch_base, overlay),
2195bb5f5daSJernej Skrabec fb->pitches[0]);
2205bb5f5daSJernej Skrabec
221*8c30eeccSDanilo Krummrich DRM_DEBUG_DRIVER("Setting buffer address to %pad\n", &dma_addr);
2225bb5f5daSJernej Skrabec
2235bb5f5daSJernej Skrabec regmap_write(mixer->engine.regs,
2244b09c073SJernej Skrabec SUN8I_MIXER_CHAN_UI_LAYER_TOP_LADDR(ch_base, overlay),
225*8c30eeccSDanilo Krummrich lower_32_bits(dma_addr));
2265bb5f5daSJernej Skrabec
2275bb5f5daSJernej Skrabec return 0;
2285bb5f5daSJernej Skrabec }
2295bb5f5daSJernej Skrabec
sun8i_ui_layer_atomic_check(struct drm_plane * plane,struct drm_atomic_state * state)2305bb5f5daSJernej Skrabec static int sun8i_ui_layer_atomic_check(struct drm_plane *plane,
2317c11b99aSMaxime Ripard struct drm_atomic_state *state)
2325bb5f5daSJernej Skrabec {
2337c11b99aSMaxime Ripard struct drm_plane_state *new_plane_state = drm_atomic_get_new_plane_state(state,
2347c11b99aSMaxime Ripard plane);
235b862a648SJernej Skrabec struct sun8i_ui_layer *layer = plane_to_sun8i_ui_layer(plane);
236ba5c1649SMaxime Ripard struct drm_crtc *crtc = new_plane_state->crtc;
2375bb5f5daSJernej Skrabec struct drm_crtc_state *crtc_state;
238b862a648SJernej Skrabec int min_scale, max_scale;
2395bb5f5daSJernej Skrabec
2405bb5f5daSJernej Skrabec if (!crtc)
2415bb5f5daSJernej Skrabec return 0;
2425bb5f5daSJernej Skrabec
243dec92020SMaxime Ripard crtc_state = drm_atomic_get_existing_crtc_state(state,
244ba5c1649SMaxime Ripard crtc);
2455bb5f5daSJernej Skrabec if (WARN_ON(!crtc_state))
2465bb5f5daSJernej Skrabec return -EINVAL;
2475bb5f5daSJernej Skrabec
248cce32e4eSThomas Zimmermann min_scale = DRM_PLANE_NO_SCALING;
249cce32e4eSThomas Zimmermann max_scale = DRM_PLANE_NO_SCALING;
250b862a648SJernej Skrabec
251b862a648SJernej Skrabec if (layer->mixer->cfg->scaler_mask & BIT(layer->channel)) {
252b862a648SJernej Skrabec min_scale = SUN8I_UI_SCALER_SCALE_MIN;
253b862a648SJernej Skrabec max_scale = SUN8I_UI_SCALER_SCALE_MAX;
254b862a648SJernej Skrabec }
255b862a648SJernej Skrabec
256ba5c1649SMaxime Ripard return drm_atomic_helper_check_plane_state(new_plane_state,
257ba5c1649SMaxime Ripard crtc_state,
258b862a648SJernej Skrabec min_scale, max_scale,
2595bb5f5daSJernej Skrabec true, true);
2605bb5f5daSJernej Skrabec }
2615bb5f5daSJernej Skrabec
sun8i_ui_layer_atomic_disable(struct drm_plane * plane,struct drm_atomic_state * state)2625bb5f5daSJernej Skrabec static void sun8i_ui_layer_atomic_disable(struct drm_plane *plane,
263977697e2SMaxime Ripard struct drm_atomic_state *state)
2645bb5f5daSJernej Skrabec {
265977697e2SMaxime Ripard struct drm_plane_state *old_state = drm_atomic_get_old_plane_state(state,
266977697e2SMaxime Ripard plane);
2675bb5f5daSJernej Skrabec struct sun8i_ui_layer *layer = plane_to_sun8i_ui_layer(plane);
268d8b3f454SPaul Kocialkowski unsigned int old_zpos = old_state->normalized_zpos;
2695bb5f5daSJernej Skrabec struct sun8i_mixer *mixer = layer->mixer;
2705bb5f5daSJernej Skrabec
271d8b3f454SPaul Kocialkowski sun8i_ui_layer_enable(mixer, layer->channel, layer->overlay, false, 0,
272d8b3f454SPaul Kocialkowski old_zpos);
2735bb5f5daSJernej Skrabec }
2745bb5f5daSJernej Skrabec
sun8i_ui_layer_atomic_update(struct drm_plane * plane,struct drm_atomic_state * state)2755bb5f5daSJernej Skrabec static void sun8i_ui_layer_atomic_update(struct drm_plane *plane,
276977697e2SMaxime Ripard struct drm_atomic_state *state)
2775bb5f5daSJernej Skrabec {
278977697e2SMaxime Ripard struct drm_plane_state *old_state = drm_atomic_get_old_plane_state(state,
279977697e2SMaxime Ripard plane);
28037418bf1SMaxime Ripard struct drm_plane_state *new_state = drm_atomic_get_new_plane_state(state,
28137418bf1SMaxime Ripard plane);
2825bb5f5daSJernej Skrabec struct sun8i_ui_layer *layer = plane_to_sun8i_ui_layer(plane);
283e05162c0SMaxime Ripard unsigned int zpos = new_state->normalized_zpos;
284d8b3f454SPaul Kocialkowski unsigned int old_zpos = old_state->normalized_zpos;
2855bb5f5daSJernej Skrabec struct sun8i_mixer *mixer = layer->mixer;
2865bb5f5daSJernej Skrabec
287e05162c0SMaxime Ripard if (!new_state->visible) {
2885bb5f5daSJernej Skrabec sun8i_ui_layer_enable(mixer, layer->channel,
289d8b3f454SPaul Kocialkowski layer->overlay, false, 0, old_zpos);
2905bb5f5daSJernej Skrabec return;
2915bb5f5daSJernej Skrabec }
2925bb5f5daSJernej Skrabec
2935bb5f5daSJernej Skrabec sun8i_ui_layer_update_coord(mixer, layer->channel,
294f88c5ee7SJernej Skrabec layer->overlay, plane, zpos);
2950ee29373SRoman Stratiienko sun8i_ui_layer_update_alpha(mixer, layer->channel,
2960ee29373SRoman Stratiienko layer->overlay, plane);
2975bb5f5daSJernej Skrabec sun8i_ui_layer_update_formats(mixer, layer->channel,
2985bb5f5daSJernej Skrabec layer->overlay, plane);
2995bb5f5daSJernej Skrabec sun8i_ui_layer_update_buffer(mixer, layer->channel,
3005bb5f5daSJernej Skrabec layer->overlay, plane);
301f88c5ee7SJernej Skrabec sun8i_ui_layer_enable(mixer, layer->channel, layer->overlay,
302d8b3f454SPaul Kocialkowski true, zpos, old_zpos);
3035bb5f5daSJernej Skrabec }
3045bb5f5daSJernej Skrabec
305f13478c9SRikard Falkeborn static const struct drm_plane_helper_funcs sun8i_ui_layer_helper_funcs = {
3065bb5f5daSJernej Skrabec .atomic_check = sun8i_ui_layer_atomic_check,
3075bb5f5daSJernej Skrabec .atomic_disable = sun8i_ui_layer_atomic_disable,
3085bb5f5daSJernej Skrabec .atomic_update = sun8i_ui_layer_atomic_update,
3095bb5f5daSJernej Skrabec };
3105bb5f5daSJernej Skrabec
3115bb5f5daSJernej Skrabec static const struct drm_plane_funcs sun8i_ui_layer_funcs = {
3125bb5f5daSJernej Skrabec .atomic_destroy_state = drm_atomic_helper_plane_destroy_state,
3135bb5f5daSJernej Skrabec .atomic_duplicate_state = drm_atomic_helper_plane_duplicate_state,
3145bb5f5daSJernej Skrabec .destroy = drm_plane_cleanup,
3155bb5f5daSJernej Skrabec .disable_plane = drm_atomic_helper_disable_plane,
3165bb5f5daSJernej Skrabec .reset = drm_atomic_helper_plane_reset,
3175bb5f5daSJernej Skrabec .update_plane = drm_atomic_helper_update_plane,
3185bb5f5daSJernej Skrabec };
3195bb5f5daSJernej Skrabec
3205bb5f5daSJernej Skrabec static const u32 sun8i_ui_layer_formats[] = {
3215bb5f5daSJernej Skrabec DRM_FORMAT_ABGR1555,
3225bb5f5daSJernej Skrabec DRM_FORMAT_ABGR4444,
3235bb5f5daSJernej Skrabec DRM_FORMAT_ABGR8888,
3245bb5f5daSJernej Skrabec DRM_FORMAT_ARGB1555,
3255bb5f5daSJernej Skrabec DRM_FORMAT_ARGB4444,
3265bb5f5daSJernej Skrabec DRM_FORMAT_ARGB8888,
3275bb5f5daSJernej Skrabec DRM_FORMAT_BGR565,
3285bb5f5daSJernej Skrabec DRM_FORMAT_BGR888,
3295bb5f5daSJernej Skrabec DRM_FORMAT_BGRA5551,
3305bb5f5daSJernej Skrabec DRM_FORMAT_BGRA4444,
3315bb5f5daSJernej Skrabec DRM_FORMAT_BGRA8888,
3325bb5f5daSJernej Skrabec DRM_FORMAT_BGRX8888,
3335bb5f5daSJernej Skrabec DRM_FORMAT_RGB565,
3345bb5f5daSJernej Skrabec DRM_FORMAT_RGB888,
3355bb5f5daSJernej Skrabec DRM_FORMAT_RGBA4444,
3365bb5f5daSJernej Skrabec DRM_FORMAT_RGBA5551,
3375bb5f5daSJernej Skrabec DRM_FORMAT_RGBA8888,
3385bb5f5daSJernej Skrabec DRM_FORMAT_RGBX8888,
3395bb5f5daSJernej Skrabec DRM_FORMAT_XBGR8888,
3405bb5f5daSJernej Skrabec DRM_FORMAT_XRGB8888,
3415bb5f5daSJernej Skrabec };
3425bb5f5daSJernej Skrabec
343b36a6bb8SPiotr Oniszczuk static const uint64_t sun8i_layer_modifiers[] = {
344b36a6bb8SPiotr Oniszczuk DRM_FORMAT_MOD_LINEAR,
345b36a6bb8SPiotr Oniszczuk DRM_FORMAT_MOD_INVALID
346b36a6bb8SPiotr Oniszczuk };
347b36a6bb8SPiotr Oniszczuk
sun8i_ui_layer_init_one(struct drm_device * drm,struct sun8i_mixer * mixer,int index)3485bb5f5daSJernej Skrabec struct sun8i_ui_layer *sun8i_ui_layer_init_one(struct drm_device *drm,
3495bb5f5daSJernej Skrabec struct sun8i_mixer *mixer,
3505bb5f5daSJernej Skrabec int index)
3515bb5f5daSJernej Skrabec {
3525bb5f5daSJernej Skrabec enum drm_plane_type type = DRM_PLANE_TYPE_OVERLAY;
3535bb5f5daSJernej Skrabec int channel = mixer->cfg->vi_num + index;
3545bb5f5daSJernej Skrabec struct sun8i_ui_layer *layer;
355f88c5ee7SJernej Skrabec unsigned int plane_cnt;
3565bb5f5daSJernej Skrabec int ret;
3575bb5f5daSJernej Skrabec
3585bb5f5daSJernej Skrabec layer = devm_kzalloc(drm->dev, sizeof(*layer), GFP_KERNEL);
3595bb5f5daSJernej Skrabec if (!layer)
3605bb5f5daSJernej Skrabec return ERR_PTR(-ENOMEM);
3615bb5f5daSJernej Skrabec
3625bb5f5daSJernej Skrabec if (index == 0)
3635bb5f5daSJernej Skrabec type = DRM_PLANE_TYPE_PRIMARY;
3645bb5f5daSJernej Skrabec
3655bb5f5daSJernej Skrabec /* possible crtcs are set later */
3665bb5f5daSJernej Skrabec ret = drm_universal_plane_init(drm, &layer->plane, 0,
3675bb5f5daSJernej Skrabec &sun8i_ui_layer_funcs,
3685bb5f5daSJernej Skrabec sun8i_ui_layer_formats,
3695bb5f5daSJernej Skrabec ARRAY_SIZE(sun8i_ui_layer_formats),
370b36a6bb8SPiotr Oniszczuk sun8i_layer_modifiers, type, NULL);
3715bb5f5daSJernej Skrabec if (ret) {
3725bb5f5daSJernej Skrabec dev_err(drm->dev, "Couldn't initialize layer\n");
3735bb5f5daSJernej Skrabec return ERR_PTR(ret);
3745bb5f5daSJernej Skrabec }
3755bb5f5daSJernej Skrabec
376f88c5ee7SJernej Skrabec plane_cnt = mixer->cfg->ui_num + mixer->cfg->vi_num;
377f88c5ee7SJernej Skrabec
3780ee29373SRoman Stratiienko ret = drm_plane_create_alpha_property(&layer->plane);
3790ee29373SRoman Stratiienko if (ret) {
3800ee29373SRoman Stratiienko dev_err(drm->dev, "Couldn't add alpha property\n");
3810ee29373SRoman Stratiienko return ERR_PTR(ret);
3820ee29373SRoman Stratiienko }
3830ee29373SRoman Stratiienko
384f88c5ee7SJernej Skrabec ret = drm_plane_create_zpos_property(&layer->plane, channel,
385f88c5ee7SJernej Skrabec 0, plane_cnt - 1);
3865bb5f5daSJernej Skrabec if (ret) {
3875bb5f5daSJernej Skrabec dev_err(drm->dev, "Couldn't add zpos property\n");
3885bb5f5daSJernej Skrabec return ERR_PTR(ret);
3895bb5f5daSJernej Skrabec }
3905bb5f5daSJernej Skrabec
3915bb5f5daSJernej Skrabec drm_plane_helper_add(&layer->plane, &sun8i_ui_layer_helper_funcs);
3925bb5f5daSJernej Skrabec layer->mixer = mixer;
3935bb5f5daSJernej Skrabec layer->channel = channel;
3945bb5f5daSJernej Skrabec layer->overlay = 0;
3955bb5f5daSJernej Skrabec
3965bb5f5daSJernej Skrabec return layer;
3975bb5f5daSJernej Skrabec }
398