15bb5f5daSJernej Skrabec /* 25bb5f5daSJernej Skrabec * Copyright (C) Icenowy Zheng <icenowy@aosc.io> 35bb5f5daSJernej Skrabec * 45bb5f5daSJernej Skrabec * Based on sun4i_layer.h, which is: 55bb5f5daSJernej Skrabec * Copyright (C) 2015 Free Electrons 65bb5f5daSJernej Skrabec * Copyright (C) 2015 NextThing Co 75bb5f5daSJernej Skrabec * 85bb5f5daSJernej Skrabec * Maxime Ripard <maxime.ripard@free-electrons.com> 95bb5f5daSJernej Skrabec * 105bb5f5daSJernej Skrabec * This program is free software; you can redistribute it and/or 115bb5f5daSJernej Skrabec * modify it under the terms of the GNU General Public License as 125bb5f5daSJernej Skrabec * published by the Free Software Foundation; either version 2 of 135bb5f5daSJernej Skrabec * the License, or (at your option) any later version. 145bb5f5daSJernej Skrabec */ 155bb5f5daSJernej Skrabec 165bb5f5daSJernej Skrabec #include <drm/drm_atomic.h> 175bb5f5daSJernej Skrabec #include <drm/drm_atomic_helper.h> 185bb5f5daSJernej Skrabec #include <drm/drm_crtc.h> 195bb5f5daSJernej Skrabec #include <drm/drm_crtc_helper.h> 205bb5f5daSJernej Skrabec #include <drm/drm_fb_cma_helper.h> 215bb5f5daSJernej Skrabec #include <drm/drm_gem_cma_helper.h> 225bb5f5daSJernej Skrabec #include <drm/drm_plane_helper.h> 235bb5f5daSJernej Skrabec #include <drm/drmP.h> 245bb5f5daSJernej Skrabec 255bb5f5daSJernej Skrabec #include "sun8i_ui_layer.h" 265bb5f5daSJernej Skrabec #include "sun8i_mixer.h" 27b862a648SJernej Skrabec #include "sun8i_ui_scaler.h" 285bb5f5daSJernej Skrabec 295bb5f5daSJernej Skrabec static void sun8i_ui_layer_enable(struct sun8i_mixer *mixer, int channel, 305bb5f5daSJernej Skrabec int overlay, bool enable) 315bb5f5daSJernej Skrabec { 325bb5f5daSJernej Skrabec u32 val; 335bb5f5daSJernej Skrabec 345bb5f5daSJernej Skrabec DRM_DEBUG_DRIVER("%sabling channel %d overlay %d\n", 355bb5f5daSJernej Skrabec enable ? "En" : "Dis", channel, overlay); 365bb5f5daSJernej Skrabec 375bb5f5daSJernej Skrabec if (enable) 385bb5f5daSJernej Skrabec val = SUN8I_MIXER_CHAN_UI_LAYER_ATTR_EN; 395bb5f5daSJernej Skrabec else 405bb5f5daSJernej Skrabec val = 0; 415bb5f5daSJernej Skrabec 425bb5f5daSJernej Skrabec regmap_update_bits(mixer->engine.regs, 435bb5f5daSJernej Skrabec SUN8I_MIXER_CHAN_UI_LAYER_ATTR(channel, overlay), 445bb5f5daSJernej Skrabec SUN8I_MIXER_CHAN_UI_LAYER_ATTR_EN, val); 455bb5f5daSJernej Skrabec 465bb5f5daSJernej Skrabec if (enable) 475bb5f5daSJernej Skrabec val = SUN8I_MIXER_BLEND_PIPE_CTL_EN(channel); 485bb5f5daSJernej Skrabec else 495bb5f5daSJernej Skrabec val = 0; 505bb5f5daSJernej Skrabec 515bb5f5daSJernej Skrabec regmap_update_bits(mixer->engine.regs, 525bb5f5daSJernej Skrabec SUN8I_MIXER_BLEND_PIPE_CTL, 535bb5f5daSJernej Skrabec SUN8I_MIXER_BLEND_PIPE_CTL_EN(channel), val); 545bb5f5daSJernej Skrabec } 555bb5f5daSJernej Skrabec 565bb5f5daSJernej Skrabec static int sun8i_ui_layer_update_coord(struct sun8i_mixer *mixer, int channel, 575bb5f5daSJernej Skrabec int overlay, struct drm_plane *plane) 585bb5f5daSJernej Skrabec { 595bb5f5daSJernej Skrabec struct drm_plane_state *state = plane->state; 60b862a648SJernej Skrabec u32 src_w, src_h, dst_w, dst_h; 61b862a648SJernej Skrabec u32 outsize, insize; 62b862a648SJernej Skrabec u32 hphase, vphase; 635bb5f5daSJernej Skrabec 64b862a648SJernej Skrabec DRM_DEBUG_DRIVER("Updating UI channel %d overlay %d\n", 65b862a648SJernej Skrabec channel, overlay); 665bb5f5daSJernej Skrabec 67b862a648SJernej Skrabec src_w = drm_rect_width(&state->src) >> 16; 68b862a648SJernej Skrabec src_h = drm_rect_height(&state->src) >> 16; 69b862a648SJernej Skrabec dst_w = drm_rect_width(&state->dst); 70b862a648SJernej Skrabec dst_h = drm_rect_height(&state->dst); 71b862a648SJernej Skrabec 72b862a648SJernej Skrabec hphase = state->src.x1 & 0xffff; 73b862a648SJernej Skrabec vphase = state->src.y1 & 0xffff; 74b862a648SJernej Skrabec 75b862a648SJernej Skrabec insize = SUN8I_MIXER_SIZE(src_w, src_h); 76b862a648SJernej Skrabec outsize = SUN8I_MIXER_SIZE(dst_w, dst_h); 775bb5f5daSJernej Skrabec 785bb5f5daSJernej Skrabec if (plane->type == DRM_PLANE_TYPE_PRIMARY) { 795bb5f5daSJernej Skrabec bool interlaced = false; 805bb5f5daSJernej Skrabec u32 val; 815bb5f5daSJernej Skrabec 825bb5f5daSJernej Skrabec DRM_DEBUG_DRIVER("Primary layer, updating global size W: %u H: %u\n", 83b862a648SJernej Skrabec dst_w, dst_h); 845bb5f5daSJernej Skrabec regmap_write(mixer->engine.regs, 855bb5f5daSJernej Skrabec SUN8I_MIXER_GLOBAL_SIZE, 86b862a648SJernej Skrabec outsize); 875bb5f5daSJernej Skrabec regmap_write(mixer->engine.regs, SUN8I_MIXER_BLEND_OUTSIZE, 88b862a648SJernej Skrabec outsize); 895bb5f5daSJernej Skrabec 905bb5f5daSJernej Skrabec if (state->crtc) 915bb5f5daSJernej Skrabec interlaced = state->crtc->state->adjusted_mode.flags 925bb5f5daSJernej Skrabec & DRM_MODE_FLAG_INTERLACE; 935bb5f5daSJernej Skrabec 945bb5f5daSJernej Skrabec if (interlaced) 955bb5f5daSJernej Skrabec val = SUN8I_MIXER_BLEND_OUTCTL_INTERLACED; 965bb5f5daSJernej Skrabec else 975bb5f5daSJernej Skrabec val = 0; 985bb5f5daSJernej Skrabec 995bb5f5daSJernej Skrabec regmap_update_bits(mixer->engine.regs, 1005bb5f5daSJernej Skrabec SUN8I_MIXER_BLEND_OUTCTL, 1015bb5f5daSJernej Skrabec SUN8I_MIXER_BLEND_OUTCTL_INTERLACED, 1025bb5f5daSJernej Skrabec val); 1035bb5f5daSJernej Skrabec 1045bb5f5daSJernej Skrabec DRM_DEBUG_DRIVER("Switching display mixer interlaced mode %s\n", 1055bb5f5daSJernej Skrabec interlaced ? "on" : "off"); 1065bb5f5daSJernej Skrabec } 1075bb5f5daSJernej Skrabec 1085bb5f5daSJernej Skrabec /* Set height and width */ 109b862a648SJernej Skrabec DRM_DEBUG_DRIVER("Layer source offset X: %d Y: %d\n", 110b862a648SJernej Skrabec state->src.x1 >> 16, state->src.y1 >> 16); 111b862a648SJernej Skrabec DRM_DEBUG_DRIVER("Layer source size W: %d H: %d\n", src_w, src_h); 1125bb5f5daSJernej Skrabec regmap_write(mixer->engine.regs, 1135bb5f5daSJernej Skrabec SUN8I_MIXER_CHAN_UI_LAYER_SIZE(channel, overlay), 114b862a648SJernej Skrabec insize); 1155bb5f5daSJernej Skrabec regmap_write(mixer->engine.regs, 1165bb5f5daSJernej Skrabec SUN8I_MIXER_CHAN_UI_OVL_SIZE(channel), 117b862a648SJernej Skrabec insize); 118b862a648SJernej Skrabec 119b862a648SJernej Skrabec if (insize != outsize || hphase || vphase) { 120b862a648SJernej Skrabec u32 hscale, vscale; 121b862a648SJernej Skrabec 122b862a648SJernej Skrabec DRM_DEBUG_DRIVER("HW scaling is enabled\n"); 123b862a648SJernej Skrabec 124b862a648SJernej Skrabec hscale = state->src_w / state->crtc_w; 125b862a648SJernej Skrabec vscale = state->src_h / state->crtc_h; 126b862a648SJernej Skrabec 127b862a648SJernej Skrabec sun8i_ui_scaler_setup(mixer, channel, src_w, src_h, dst_w, 128b862a648SJernej Skrabec dst_h, hscale, vscale, hphase, vphase); 129b862a648SJernej Skrabec sun8i_ui_scaler_enable(mixer, channel, true); 130b862a648SJernej Skrabec } else { 131b862a648SJernej Skrabec DRM_DEBUG_DRIVER("HW scaling is not needed\n"); 132b862a648SJernej Skrabec sun8i_ui_scaler_enable(mixer, channel, false); 133b862a648SJernej Skrabec } 1345bb5f5daSJernej Skrabec 1355bb5f5daSJernej Skrabec /* Set base coordinates */ 136b862a648SJernej Skrabec DRM_DEBUG_DRIVER("Layer destination coordinates X: %d Y: %d\n", 1375bb5f5daSJernej Skrabec state->dst.x1, state->dst.y1); 138b862a648SJernej Skrabec DRM_DEBUG_DRIVER("Layer destination size W: %d H: %d\n", dst_w, dst_h); 1395bb5f5daSJernej Skrabec regmap_write(mixer->engine.regs, 1405bb5f5daSJernej Skrabec SUN8I_MIXER_BLEND_ATTR_COORD(channel), 1415bb5f5daSJernej Skrabec SUN8I_MIXER_COORD(state->dst.x1, state->dst.y1)); 1425bb5f5daSJernej Skrabec regmap_write(mixer->engine.regs, 1435bb5f5daSJernej Skrabec SUN8I_MIXER_BLEND_ATTR_INSIZE(channel), 144b862a648SJernej Skrabec outsize); 1455bb5f5daSJernej Skrabec 1465bb5f5daSJernej Skrabec return 0; 1475bb5f5daSJernej Skrabec } 1485bb5f5daSJernej Skrabec 1495bb5f5daSJernej Skrabec static int sun8i_ui_layer_update_formats(struct sun8i_mixer *mixer, int channel, 1505bb5f5daSJernej Skrabec int overlay, struct drm_plane *plane) 1515bb5f5daSJernej Skrabec { 1525bb5f5daSJernej Skrabec struct drm_plane_state *state = plane->state; 1535bb5f5daSJernej Skrabec const struct de2_fmt_info *fmt_info; 1545bb5f5daSJernej Skrabec u32 val; 1555bb5f5daSJernej Skrabec 1565bb5f5daSJernej Skrabec fmt_info = sun8i_mixer_format_info(state->fb->format->format); 1575bb5f5daSJernej Skrabec if (!fmt_info) { 1585bb5f5daSJernej Skrabec DRM_DEBUG_DRIVER("Invalid format\n"); 1595bb5f5daSJernej Skrabec return -EINVAL; 1605bb5f5daSJernej Skrabec } 1615bb5f5daSJernej Skrabec 1625bb5f5daSJernej Skrabec val = fmt_info->de2_fmt << SUN8I_MIXER_CHAN_UI_LAYER_ATTR_FBFMT_OFFSET; 1635bb5f5daSJernej Skrabec regmap_update_bits(mixer->engine.regs, 1645bb5f5daSJernej Skrabec SUN8I_MIXER_CHAN_UI_LAYER_ATTR(channel, overlay), 1655bb5f5daSJernej Skrabec SUN8I_MIXER_CHAN_UI_LAYER_ATTR_FBFMT_MASK, val); 1665bb5f5daSJernej Skrabec 1675bb5f5daSJernej Skrabec return 0; 1685bb5f5daSJernej Skrabec } 1695bb5f5daSJernej Skrabec 1705bb5f5daSJernej Skrabec static int sun8i_ui_layer_update_buffer(struct sun8i_mixer *mixer, int channel, 1715bb5f5daSJernej Skrabec int overlay, struct drm_plane *plane) 1725bb5f5daSJernej Skrabec { 1735bb5f5daSJernej Skrabec struct drm_plane_state *state = plane->state; 1745bb5f5daSJernej Skrabec struct drm_framebuffer *fb = state->fb; 1755bb5f5daSJernej Skrabec struct drm_gem_cma_object *gem; 1765bb5f5daSJernej Skrabec dma_addr_t paddr; 1775bb5f5daSJernej Skrabec int bpp; 1785bb5f5daSJernej Skrabec 1795bb5f5daSJernej Skrabec /* Get the physical address of the buffer in memory */ 1805bb5f5daSJernej Skrabec gem = drm_fb_cma_get_gem_obj(fb, 0); 1815bb5f5daSJernej Skrabec 1825bb5f5daSJernej Skrabec DRM_DEBUG_DRIVER("Using GEM @ %pad\n", &gem->paddr); 1835bb5f5daSJernej Skrabec 1845bb5f5daSJernej Skrabec /* Compute the start of the displayed memory */ 1855bb5f5daSJernej Skrabec bpp = fb->format->cpp[0]; 1865bb5f5daSJernej Skrabec paddr = gem->paddr + fb->offsets[0]; 1875bb5f5daSJernej Skrabec 1885bb5f5daSJernej Skrabec /* Fixup framebuffer address for src coordinates */ 1895bb5f5daSJernej Skrabec paddr += (state->src.x1 >> 16) * bpp; 1905bb5f5daSJernej Skrabec paddr += (state->src.y1 >> 16) * fb->pitches[0]; 1915bb5f5daSJernej Skrabec 1925bb5f5daSJernej Skrabec /* Set the line width */ 1935bb5f5daSJernej Skrabec DRM_DEBUG_DRIVER("Layer line width: %d bytes\n", fb->pitches[0]); 1945bb5f5daSJernej Skrabec regmap_write(mixer->engine.regs, 1955bb5f5daSJernej Skrabec SUN8I_MIXER_CHAN_UI_LAYER_PITCH(channel, overlay), 1965bb5f5daSJernej Skrabec fb->pitches[0]); 1975bb5f5daSJernej Skrabec 1985bb5f5daSJernej Skrabec DRM_DEBUG_DRIVER("Setting buffer address to %pad\n", &paddr); 1995bb5f5daSJernej Skrabec 2005bb5f5daSJernej Skrabec regmap_write(mixer->engine.regs, 2015bb5f5daSJernej Skrabec SUN8I_MIXER_CHAN_UI_LAYER_TOP_LADDR(channel, overlay), 2025bb5f5daSJernej Skrabec lower_32_bits(paddr)); 2035bb5f5daSJernej Skrabec 2045bb5f5daSJernej Skrabec return 0; 2055bb5f5daSJernej Skrabec } 2065bb5f5daSJernej Skrabec 2075bb5f5daSJernej Skrabec static int sun8i_ui_layer_atomic_check(struct drm_plane *plane, 2085bb5f5daSJernej Skrabec struct drm_plane_state *state) 2095bb5f5daSJernej Skrabec { 210b862a648SJernej Skrabec struct sun8i_ui_layer *layer = plane_to_sun8i_ui_layer(plane); 2115bb5f5daSJernej Skrabec struct drm_crtc *crtc = state->crtc; 2125bb5f5daSJernej Skrabec struct drm_crtc_state *crtc_state; 213b862a648SJernej Skrabec int min_scale, max_scale; 2145bb5f5daSJernej Skrabec struct drm_rect clip; 2155bb5f5daSJernej Skrabec 2165bb5f5daSJernej Skrabec if (!crtc) 2175bb5f5daSJernej Skrabec return 0; 2185bb5f5daSJernej Skrabec 2195bb5f5daSJernej Skrabec crtc_state = drm_atomic_get_existing_crtc_state(state->state, crtc); 2205bb5f5daSJernej Skrabec if (WARN_ON(!crtc_state)) 2215bb5f5daSJernej Skrabec return -EINVAL; 2225bb5f5daSJernej Skrabec 2235bb5f5daSJernej Skrabec clip.x1 = 0; 2245bb5f5daSJernej Skrabec clip.y1 = 0; 2255bb5f5daSJernej Skrabec clip.x2 = crtc_state->adjusted_mode.hdisplay; 2265bb5f5daSJernej Skrabec clip.y2 = crtc_state->adjusted_mode.vdisplay; 2275bb5f5daSJernej Skrabec 228b862a648SJernej Skrabec min_scale = DRM_PLANE_HELPER_NO_SCALING; 229b862a648SJernej Skrabec max_scale = DRM_PLANE_HELPER_NO_SCALING; 230b862a648SJernej Skrabec 231b862a648SJernej Skrabec if (layer->mixer->cfg->scaler_mask & BIT(layer->channel)) { 232b862a648SJernej Skrabec min_scale = SUN8I_UI_SCALER_SCALE_MIN; 233b862a648SJernej Skrabec max_scale = SUN8I_UI_SCALER_SCALE_MAX; 234b862a648SJernej Skrabec } 235b862a648SJernej Skrabec 2365bb5f5daSJernej Skrabec return drm_atomic_helper_check_plane_state(state, crtc_state, &clip, 237b862a648SJernej Skrabec min_scale, max_scale, 2385bb5f5daSJernej Skrabec true, true); 2395bb5f5daSJernej Skrabec } 2405bb5f5daSJernej Skrabec 2415bb5f5daSJernej Skrabec static void sun8i_ui_layer_atomic_disable(struct drm_plane *plane, 2425bb5f5daSJernej Skrabec struct drm_plane_state *old_state) 2435bb5f5daSJernej Skrabec { 2445bb5f5daSJernej Skrabec struct sun8i_ui_layer *layer = plane_to_sun8i_ui_layer(plane); 2455bb5f5daSJernej Skrabec struct sun8i_mixer *mixer = layer->mixer; 2465bb5f5daSJernej Skrabec 2475bb5f5daSJernej Skrabec sun8i_ui_layer_enable(mixer, layer->channel, layer->overlay, false); 2485bb5f5daSJernej Skrabec } 2495bb5f5daSJernej Skrabec 2505bb5f5daSJernej Skrabec static void sun8i_ui_layer_atomic_update(struct drm_plane *plane, 2515bb5f5daSJernej Skrabec struct drm_plane_state *old_state) 2525bb5f5daSJernej Skrabec { 2535bb5f5daSJernej Skrabec struct sun8i_ui_layer *layer = plane_to_sun8i_ui_layer(plane); 2545bb5f5daSJernej Skrabec struct sun8i_mixer *mixer = layer->mixer; 2555bb5f5daSJernej Skrabec 2565bb5f5daSJernej Skrabec if (!plane->state->visible) { 2575bb5f5daSJernej Skrabec sun8i_ui_layer_enable(mixer, layer->channel, 2585bb5f5daSJernej Skrabec layer->overlay, false); 2595bb5f5daSJernej Skrabec return; 2605bb5f5daSJernej Skrabec } 2615bb5f5daSJernej Skrabec 2625bb5f5daSJernej Skrabec sun8i_ui_layer_update_coord(mixer, layer->channel, 2635bb5f5daSJernej Skrabec layer->overlay, plane); 2645bb5f5daSJernej Skrabec sun8i_ui_layer_update_formats(mixer, layer->channel, 2655bb5f5daSJernej Skrabec layer->overlay, plane); 2665bb5f5daSJernej Skrabec sun8i_ui_layer_update_buffer(mixer, layer->channel, 2675bb5f5daSJernej Skrabec layer->overlay, plane); 2685bb5f5daSJernej Skrabec sun8i_ui_layer_enable(mixer, layer->channel, layer->overlay, true); 2695bb5f5daSJernej Skrabec } 2705bb5f5daSJernej Skrabec 2715bb5f5daSJernej Skrabec static struct drm_plane_helper_funcs sun8i_ui_layer_helper_funcs = { 2725bb5f5daSJernej Skrabec .atomic_check = sun8i_ui_layer_atomic_check, 2735bb5f5daSJernej Skrabec .atomic_disable = sun8i_ui_layer_atomic_disable, 2745bb5f5daSJernej Skrabec .atomic_update = sun8i_ui_layer_atomic_update, 2755bb5f5daSJernej Skrabec }; 2765bb5f5daSJernej Skrabec 2775bb5f5daSJernej Skrabec static const struct drm_plane_funcs sun8i_ui_layer_funcs = { 2785bb5f5daSJernej Skrabec .atomic_destroy_state = drm_atomic_helper_plane_destroy_state, 2795bb5f5daSJernej Skrabec .atomic_duplicate_state = drm_atomic_helper_plane_duplicate_state, 2805bb5f5daSJernej Skrabec .destroy = drm_plane_cleanup, 2815bb5f5daSJernej Skrabec .disable_plane = drm_atomic_helper_disable_plane, 2825bb5f5daSJernej Skrabec .reset = drm_atomic_helper_plane_reset, 2835bb5f5daSJernej Skrabec .update_plane = drm_atomic_helper_update_plane, 2845bb5f5daSJernej Skrabec }; 2855bb5f5daSJernej Skrabec 2865bb5f5daSJernej Skrabec static const u32 sun8i_ui_layer_formats[] = { 2875bb5f5daSJernej Skrabec DRM_FORMAT_ABGR1555, 2885bb5f5daSJernej Skrabec DRM_FORMAT_ABGR4444, 2895bb5f5daSJernej Skrabec DRM_FORMAT_ABGR8888, 2905bb5f5daSJernej Skrabec DRM_FORMAT_ARGB1555, 2915bb5f5daSJernej Skrabec DRM_FORMAT_ARGB4444, 2925bb5f5daSJernej Skrabec DRM_FORMAT_ARGB8888, 2935bb5f5daSJernej Skrabec DRM_FORMAT_BGR565, 2945bb5f5daSJernej Skrabec DRM_FORMAT_BGR888, 2955bb5f5daSJernej Skrabec DRM_FORMAT_BGRA5551, 2965bb5f5daSJernej Skrabec DRM_FORMAT_BGRA4444, 2975bb5f5daSJernej Skrabec DRM_FORMAT_BGRA8888, 2985bb5f5daSJernej Skrabec DRM_FORMAT_BGRX8888, 2995bb5f5daSJernej Skrabec DRM_FORMAT_RGB565, 3005bb5f5daSJernej Skrabec DRM_FORMAT_RGB888, 3015bb5f5daSJernej Skrabec DRM_FORMAT_RGBA4444, 3025bb5f5daSJernej Skrabec DRM_FORMAT_RGBA5551, 3035bb5f5daSJernej Skrabec DRM_FORMAT_RGBA8888, 3045bb5f5daSJernej Skrabec DRM_FORMAT_RGBX8888, 3055bb5f5daSJernej Skrabec DRM_FORMAT_XBGR8888, 3065bb5f5daSJernej Skrabec DRM_FORMAT_XRGB8888, 3075bb5f5daSJernej Skrabec }; 3085bb5f5daSJernej Skrabec 3095bb5f5daSJernej Skrabec struct sun8i_ui_layer *sun8i_ui_layer_init_one(struct drm_device *drm, 3105bb5f5daSJernej Skrabec struct sun8i_mixer *mixer, 3115bb5f5daSJernej Skrabec int index) 3125bb5f5daSJernej Skrabec { 3135bb5f5daSJernej Skrabec enum drm_plane_type type = DRM_PLANE_TYPE_OVERLAY; 3145bb5f5daSJernej Skrabec int channel = mixer->cfg->vi_num + index; 3155bb5f5daSJernej Skrabec struct sun8i_ui_layer *layer; 3165bb5f5daSJernej Skrabec int ret; 3175bb5f5daSJernej Skrabec 3185bb5f5daSJernej Skrabec layer = devm_kzalloc(drm->dev, sizeof(*layer), GFP_KERNEL); 3195bb5f5daSJernej Skrabec if (!layer) 3205bb5f5daSJernej Skrabec return ERR_PTR(-ENOMEM); 3215bb5f5daSJernej Skrabec 3225bb5f5daSJernej Skrabec if (index == 0) 3235bb5f5daSJernej Skrabec type = DRM_PLANE_TYPE_PRIMARY; 3245bb5f5daSJernej Skrabec 3255bb5f5daSJernej Skrabec /* possible crtcs are set later */ 3265bb5f5daSJernej Skrabec ret = drm_universal_plane_init(drm, &layer->plane, 0, 3275bb5f5daSJernej Skrabec &sun8i_ui_layer_funcs, 3285bb5f5daSJernej Skrabec sun8i_ui_layer_formats, 3295bb5f5daSJernej Skrabec ARRAY_SIZE(sun8i_ui_layer_formats), 3305bb5f5daSJernej Skrabec NULL, type, NULL); 3315bb5f5daSJernej Skrabec if (ret) { 3325bb5f5daSJernej Skrabec dev_err(drm->dev, "Couldn't initialize layer\n"); 3335bb5f5daSJernej Skrabec return ERR_PTR(ret); 3345bb5f5daSJernej Skrabec } 3355bb5f5daSJernej Skrabec 3365bb5f5daSJernej Skrabec /* fixed zpos for now */ 3375bb5f5daSJernej Skrabec ret = drm_plane_create_zpos_immutable_property(&layer->plane, channel); 3385bb5f5daSJernej Skrabec if (ret) { 3395bb5f5daSJernej Skrabec dev_err(drm->dev, "Couldn't add zpos property\n"); 3405bb5f5daSJernej Skrabec return ERR_PTR(ret); 3415bb5f5daSJernej Skrabec } 3425bb5f5daSJernej Skrabec 3435bb5f5daSJernej Skrabec drm_plane_helper_add(&layer->plane, &sun8i_ui_layer_helper_funcs); 3445bb5f5daSJernej Skrabec layer->mixer = mixer; 3455bb5f5daSJernej Skrabec layer->channel = channel; 3465bb5f5daSJernej Skrabec layer->overlay = 0; 3475bb5f5daSJernej Skrabec 3485bb5f5daSJernej Skrabec return layer; 3495bb5f5daSJernej Skrabec } 350