diff options
Diffstat (limited to 'drivers/gpu/drm/sun4i/sun8i_mixer.c')
| -rw-r--r-- | drivers/gpu/drm/sun4i/sun8i_mixer.c | 390 |
1 files changed, 305 insertions, 85 deletions
diff --git a/drivers/gpu/drm/sun4i/sun8i_mixer.c b/drivers/gpu/drm/sun4i/sun8i_mixer.c index 11d5244a5aa5..ce9c155bfad7 100644 --- a/drivers/gpu/drm/sun4i/sun8i_mixer.c +++ b/drivers/gpu/drm/sun4i/sun8i_mixer.c @@ -10,14 +10,18 @@ #include <linux/component.h> #include <linux/dma-mapping.h> #include <linux/module.h> +#include <linux/of.h> #include <linux/of_device.h> #include <linux/of_graph.h> +#include <linux/platform_device.h> #include <linux/reset.h> +#include <drm/drm_atomic.h> #include <drm/drm_atomic_helper.h> #include <drm/drm_crtc.h> #include <drm/drm_framebuffer.h> #include <drm/drm_gem_dma_helper.h> +#include <drm/drm_print.h> #include <drm/drm_probe_helper.h> #include "sun4i_drv.h" @@ -247,12 +251,64 @@ int sun8i_mixer_drm_format_to_hw(u32 format, u32 *hw_format) return -EINVAL; } -static void sun8i_mixer_commit(struct sunxi_engine *engine) +static void sun8i_mixer_commit(struct sunxi_engine *engine, + struct drm_crtc *crtc, + struct drm_atomic_state *state) { + struct sun8i_mixer *mixer = engine_to_sun8i_mixer(engine); + u32 bld_base = sun8i_blender_base(mixer); + struct regmap *bld_regs = sun8i_blender_regmap(mixer); + struct drm_plane_state *plane_state; + struct drm_plane *plane; + u32 route = 0, pipe_en = 0; + DRM_DEBUG_DRIVER("Committing changes\n"); - regmap_write(engine->regs, SUN8I_MIXER_GLOBAL_DBUFF, - SUN8I_MIXER_GLOBAL_DBUFF_ENABLE); + drm_for_each_plane(plane, state->dev) { + struct sun8i_layer *layer = plane_to_sun8i_layer(plane); + int w, h, x, y, zpos; + bool enable; + + if (!(plane->possible_crtcs & drm_crtc_mask(crtc))) + continue; + + plane_state = drm_atomic_get_new_plane_state(state, plane); + if (!plane_state) + plane_state = plane->state; + + enable = plane_state->crtc && plane_state->visible; + zpos = plane_state->normalized_zpos; + x = plane_state->dst.x1; + y = plane_state->dst.y1; + w = drm_rect_width(&plane_state->dst); + h = drm_rect_height(&plane_state->dst); + + DRM_DEBUG_DRIVER(" plane %d: chan=%d ovl=%d en=%d zpos=%d x=%d y=%d w=%d h=%d\n", + plane->base.id, layer->index, layer->overlay, + enable, zpos, x, y, w, h); + + if (!enable) + continue; + + /* Route layer to pipe based on zpos */ + route |= layer->index << SUN8I_MIXER_BLEND_ROUTE_PIPE_SHIFT(zpos); + pipe_en |= SUN8I_MIXER_BLEND_PIPE_CTL_EN(zpos); + + regmap_write(bld_regs, + SUN8I_MIXER_BLEND_ATTR_COORD(bld_base, zpos), + SUN8I_MIXER_COORD(x, y)); + regmap_write(bld_regs, + SUN8I_MIXER_BLEND_ATTR_INSIZE(bld_base, zpos), + SUN8I_MIXER_SIZE(w, h)); + } + + regmap_write(bld_regs, SUN8I_MIXER_BLEND_ROUTE(bld_base), route); + regmap_write(bld_regs, SUN8I_MIXER_BLEND_PIPE_CTL(bld_base), + pipe_en | SUN8I_MIXER_BLEND_PIPE_CTL_FC_EN(0)); + + if (mixer->cfg->de_type != SUN8I_MIXER_DE33) + regmap_write(engine->regs, SUN8I_MIXER_GLOBAL_DBUFF, + SUN8I_MIXER_GLOBAL_DBUFF_ENABLE); } static struct drm_plane **sun8i_layers_init(struct drm_device *drm, @@ -260,18 +316,30 @@ static struct drm_plane **sun8i_layers_init(struct drm_device *drm, { struct drm_plane **planes; struct sun8i_mixer *mixer = engine_to_sun8i_mixer(engine); + int plane_cnt = mixer->cfg->ui_num + mixer->cfg->vi_num; + enum drm_plane_type type; + unsigned int phy_index; int i; - planes = devm_kcalloc(drm->dev, - mixer->cfg->vi_num + mixer->cfg->ui_num + 1, - sizeof(*planes), GFP_KERNEL); + planes = devm_kcalloc(drm->dev, plane_cnt, sizeof(*planes), GFP_KERNEL); if (!planes) return ERR_PTR(-ENOMEM); for (i = 0; i < mixer->cfg->vi_num; i++) { - struct sun8i_vi_layer *layer; + struct sun8i_layer *layer; + + if (i == 0 && !mixer->cfg->ui_num) + type = DRM_PLANE_TYPE_PRIMARY; + else + type = DRM_PLANE_TYPE_OVERLAY; - layer = sun8i_vi_layer_init_one(drm, mixer, i); + phy_index = i; + if (mixer->cfg->de_type == SUN8I_MIXER_DE33) + phy_index = mixer->cfg->map[i]; + + layer = sun8i_vi_layer_init_one(drm, type, mixer->engine.regs, + i, phy_index, plane_cnt, + &mixer->cfg->lay_cfg); if (IS_ERR(layer)) { dev_err(drm->dev, "Couldn't initialize overlay plane\n"); @@ -282,16 +350,28 @@ static struct drm_plane **sun8i_layers_init(struct drm_device *drm, } for (i = 0; i < mixer->cfg->ui_num; i++) { - struct sun8i_ui_layer *layer; + unsigned int index = mixer->cfg->vi_num + i; + struct sun8i_layer *layer; + + if (i == 0) + type = DRM_PLANE_TYPE_PRIMARY; + else + type = DRM_PLANE_TYPE_OVERLAY; + + phy_index = index; + if (mixer->cfg->de_type == SUN8I_MIXER_DE33) + phy_index = mixer->cfg->map[index]; - layer = sun8i_ui_layer_init_one(drm, mixer, i); + layer = sun8i_ui_layer_init_one(drm, type, mixer->engine.regs, + index, phy_index, plane_cnt, + &mixer->cfg->lay_cfg); if (IS_ERR(layer)) { dev_err(drm->dev, "Couldn't initialize %s plane\n", i ? "overlay" : "primary"); return ERR_CAST(layer); } - planes[mixer->cfg->vi_num + i] = &layer->plane; + planes[index] = &layer->plane; } return planes; @@ -301,25 +381,31 @@ static void sun8i_mixer_mode_set(struct sunxi_engine *engine, const struct drm_display_mode *mode) { struct sun8i_mixer *mixer = engine_to_sun8i_mixer(engine); + struct regmap *bld_regs; u32 bld_base, size, val; bool interlaced; bld_base = sun8i_blender_base(mixer); + bld_regs = sun8i_blender_regmap(mixer); interlaced = !!(mode->flags & DRM_MODE_FLAG_INTERLACE); size = SUN8I_MIXER_SIZE(mode->hdisplay, mode->vdisplay); DRM_DEBUG_DRIVER("Updating global size W: %u H: %u\n", mode->hdisplay, mode->vdisplay); - regmap_write(engine->regs, SUN8I_MIXER_GLOBAL_SIZE, size); - regmap_write(engine->regs, SUN8I_MIXER_BLEND_OUTSIZE(bld_base), size); + if (mixer->cfg->de_type == SUN8I_MIXER_DE33) + regmap_write(mixer->top_regs, SUN50I_MIXER_GLOBAL_SIZE, size); + else + regmap_write(mixer->engine.regs, SUN8I_MIXER_GLOBAL_SIZE, size); + + regmap_write(bld_regs, SUN8I_MIXER_BLEND_OUTSIZE(bld_base), size); if (interlaced) val = SUN8I_MIXER_BLEND_OUTCTL_INTERLACED; else val = 0; - regmap_update_bits(engine->regs, SUN8I_MIXER_BLEND_OUTCTL(bld_base), + regmap_update_bits(bld_regs, SUN8I_MIXER_BLEND_OUTCTL(bld_base), SUN8I_MIXER_BLEND_OUTCTL_INTERLACED, val); DRM_DEBUG_DRIVER("Switching display mixer interlaced mode %s\n", @@ -333,12 +419,29 @@ static const struct sunxi_engine_ops sun8i_engine_ops = { }; static const struct regmap_config sun8i_mixer_regmap_config = { + .name = "layers", .reg_bits = 32, .val_bits = 32, .reg_stride = 4, .max_register = 0xffffc, /* guessed */ }; +static const struct regmap_config sun8i_top_regmap_config = { + .name = "top", + .reg_bits = 32, + .val_bits = 32, + .reg_stride = 4, + .max_register = 0x3c, +}; + +static const struct regmap_config sun8i_disp_regmap_config = { + .name = "display", + .reg_bits = 32, + .val_bits = 32, + .reg_stride = 4, + .max_register = 0x20000, +}; + static int sun8i_mixer_of_get_id(struct device_node *node) { struct device_node *ep, *remote; @@ -359,6 +462,50 @@ static int sun8i_mixer_of_get_id(struct device_node *node) return of_ep.id; } +static void sun8i_mixer_init(struct sun8i_mixer *mixer) +{ + struct regmap *top_regs, *disp_regs; + unsigned int base = sun8i_blender_base(mixer); + int plane_cnt, i; + + if (mixer->cfg->de_type == SUN8I_MIXER_DE33) { + top_regs = mixer->top_regs; + disp_regs = mixer->disp_regs; + } else { + top_regs = mixer->engine.regs; + disp_regs = mixer->engine.regs; + } + + /* Enable the mixer */ + regmap_write(top_regs, SUN8I_MIXER_GLOBAL_CTL, + SUN8I_MIXER_GLOBAL_CTL_RT_EN); + + if (mixer->cfg->de_type == SUN8I_MIXER_DE33) + regmap_write(top_regs, SUN50I_MIXER_GLOBAL_CLK, 1); + + /* Set background color to black */ + regmap_write(disp_regs, SUN8I_MIXER_BLEND_BKCOLOR(base), + SUN8I_MIXER_BLEND_COLOR_BLACK); + + /* + * Set fill color of bottom plane to black. Generally not needed + * except when VI plane is at bottom (zpos = 0) and enabled. + */ + regmap_write(disp_regs, SUN8I_MIXER_BLEND_PIPE_CTL(base), + SUN8I_MIXER_BLEND_PIPE_CTL_FC_EN(0)); + regmap_write(disp_regs, SUN8I_MIXER_BLEND_ATTR_FCOLOR(base, 0), + SUN8I_MIXER_BLEND_COLOR_BLACK); + + plane_cnt = mixer->cfg->vi_num + mixer->cfg->ui_num; + for (i = 0; i < plane_cnt; i++) + regmap_write(disp_regs, + SUN8I_MIXER_BLEND_MODE(base, i), + SUN8I_MIXER_BLEND_MODE_DEF); + + regmap_update_bits(disp_regs, SUN8I_MIXER_BLEND_PIPE_CTL(base), + SUN8I_MIXER_BLEND_PIPE_CTL_EN_MSK, 0); +} + static int sun8i_mixer_bind(struct device *dev, struct device *master, void *data) { @@ -367,8 +514,6 @@ static int sun8i_mixer_bind(struct device *dev, struct device *master, struct sun4i_drv *drv = drm->dev_private; struct sun8i_mixer *mixer; void __iomem *regs; - unsigned int base; - int plane_cnt; int i, ret; /* @@ -429,6 +574,30 @@ static int sun8i_mixer_bind(struct device *dev, struct device *master, return PTR_ERR(mixer->engine.regs); } + if (mixer->cfg->de_type == SUN8I_MIXER_DE33) { + regs = devm_platform_ioremap_resource_byname(pdev, "top"); + if (IS_ERR(regs)) + return PTR_ERR(regs); + + mixer->top_regs = devm_regmap_init_mmio(dev, regs, + &sun8i_top_regmap_config); + if (IS_ERR(mixer->top_regs)) { + dev_err(dev, "Couldn't create the top regmap\n"); + return PTR_ERR(mixer->top_regs); + } + + regs = devm_platform_ioremap_resource_byname(pdev, "display"); + if (IS_ERR(regs)) + return PTR_ERR(regs); + + mixer->disp_regs = devm_regmap_init_mmio(dev, regs, + &sun8i_disp_regmap_config); + if (IS_ERR(mixer->disp_regs)) { + dev_err(dev, "Couldn't create the disp regmap\n"); + return PTR_ERR(mixer->disp_regs); + } + } + mixer->reset = devm_reset_control_get(dev, NULL); if (IS_ERR(mixer->reset)) { dev_err(dev, "Couldn't get our reset line\n"); @@ -468,10 +637,8 @@ static int sun8i_mixer_bind(struct device *dev, struct device *master, list_add_tail(&mixer->engine.list, &drv->engine_list); - base = sun8i_blender_base(mixer); - /* Reset registers and disable unused sub-engines */ - if (mixer->cfg->is_de3) { + if (mixer->cfg->de_type == SUN8I_MIXER_DE3) { for (i = 0; i < DE3_MIXER_UNIT_SIZE; i += 4) regmap_write(mixer->engine.regs, i, 0); @@ -485,7 +652,7 @@ static int sun8i_mixer_bind(struct device *dev, struct device *master, regmap_write(mixer->engine.regs, SUN50I_MIXER_FMT_EN, 0); regmap_write(mixer->engine.regs, SUN50I_MIXER_CDC0_EN, 0); regmap_write(mixer->engine.regs, SUN50I_MIXER_CDC1_EN, 0); - } else { + } else if (mixer->cfg->de_type == SUN8I_MIXER_DE2) { for (i = 0; i < DE2_MIXER_UNIT_SIZE; i += 4) regmap_write(mixer->engine.regs, i, 0); @@ -498,31 +665,7 @@ static int sun8i_mixer_bind(struct device *dev, struct device *master, regmap_write(mixer->engine.regs, SUN8I_MIXER_DCSC_EN, 0); } - /* Enable the mixer */ - regmap_write(mixer->engine.regs, SUN8I_MIXER_GLOBAL_CTL, - SUN8I_MIXER_GLOBAL_CTL_RT_EN); - - /* Set background color to black */ - regmap_write(mixer->engine.regs, SUN8I_MIXER_BLEND_BKCOLOR(base), - SUN8I_MIXER_BLEND_COLOR_BLACK); - - /* - * Set fill color of bottom plane to black. Generally not needed - * except when VI plane is at bottom (zpos = 0) and enabled. - */ - regmap_write(mixer->engine.regs, SUN8I_MIXER_BLEND_PIPE_CTL(base), - SUN8I_MIXER_BLEND_PIPE_CTL_FC_EN(0)); - regmap_write(mixer->engine.regs, SUN8I_MIXER_BLEND_ATTR_FCOLOR(base, 0), - SUN8I_MIXER_BLEND_COLOR_BLACK); - - plane_cnt = mixer->cfg->vi_num + mixer->cfg->ui_num; - for (i = 0; i < plane_cnt; i++) - regmap_write(mixer->engine.regs, - SUN8I_MIXER_BLEND_MODE(base, i), - SUN8I_MIXER_BLEND_MODE_DEF); - - regmap_update_bits(mixer->engine.regs, SUN8I_MIXER_BLEND_PIPE_CTL(base), - SUN8I_MIXER_BLEND_PIPE_CTL_EN_MSK, 0); + sun8i_mixer_init(mixer); return 0; @@ -555,111 +698,184 @@ static int sun8i_mixer_probe(struct platform_device *pdev) return component_add(&pdev->dev, &sun8i_mixer_ops); } -static int sun8i_mixer_remove(struct platform_device *pdev) +static void sun8i_mixer_remove(struct platform_device *pdev) { component_del(&pdev->dev, &sun8i_mixer_ops); - - return 0; } static const struct sun8i_mixer_cfg sun8i_a83t_mixer0_cfg = { - .ccsc = CCSC_MIXER0_LAYOUT, - .scaler_mask = 0xf, - .scanline_yuv = 2048, + .lay_cfg = { + .ccsc = CCSC_MIXER0_LAYOUT, + .de_type = SUN8I_MIXER_DE2, + .vi_scaler_num = 1, + .scaler_mask = 0xf, + .scanline_yuv = 2048, + .de2_fcc_alpha = 1, + }, + .de_type = SUN8I_MIXER_DE2, .ui_num = 3, .vi_num = 1, }; static const struct sun8i_mixer_cfg sun8i_a83t_mixer1_cfg = { - .ccsc = CCSC_MIXER1_LAYOUT, - .scaler_mask = 0x3, - .scanline_yuv = 2048, + .lay_cfg = { + .ccsc = CCSC_MIXER1_LAYOUT, + .de_type = SUN8I_MIXER_DE2, + .vi_scaler_num = 1, + .scaler_mask = 0x3, + .scanline_yuv = 2048, + .de2_fcc_alpha = 1, + }, + .de_type = SUN8I_MIXER_DE2, .ui_num = 1, .vi_num = 1, }; static const struct sun8i_mixer_cfg sun8i_h3_mixer0_cfg = { - .ccsc = CCSC_MIXER0_LAYOUT, + .lay_cfg = { + .ccsc = CCSC_MIXER0_LAYOUT, + .de_type = SUN8I_MIXER_DE2, + .vi_scaler_num = 1, + .scaler_mask = 0xf, + .scanline_yuv = 2048, + .de2_fcc_alpha = 1, + }, + .de_type = SUN8I_MIXER_DE2, .mod_rate = 432000000, - .scaler_mask = 0xf, - .scanline_yuv = 2048, .ui_num = 3, .vi_num = 1, }; static const struct sun8i_mixer_cfg sun8i_r40_mixer0_cfg = { - .ccsc = CCSC_MIXER0_LAYOUT, + .lay_cfg = { + .ccsc = CCSC_MIXER0_LAYOUT, + .de_type = SUN8I_MIXER_DE2, + .vi_scaler_num = 1, + .scaler_mask = 0xf, + .scanline_yuv = 2048, + .de2_fcc_alpha = 1, + }, + .de_type = SUN8I_MIXER_DE2, .mod_rate = 297000000, - .scaler_mask = 0xf, - .scanline_yuv = 2048, .ui_num = 3, .vi_num = 1, }; static const struct sun8i_mixer_cfg sun8i_r40_mixer1_cfg = { - .ccsc = CCSC_MIXER1_LAYOUT, + .lay_cfg = { + .ccsc = CCSC_MIXER1_LAYOUT, + .de_type = SUN8I_MIXER_DE2, + .vi_scaler_num = 1, + .scaler_mask = 0x3, + .scanline_yuv = 2048, + .de2_fcc_alpha = 1, + }, + .de_type = SUN8I_MIXER_DE2, .mod_rate = 297000000, - .scaler_mask = 0x3, - .scanline_yuv = 2048, .ui_num = 1, .vi_num = 1, }; static const struct sun8i_mixer_cfg sun8i_v3s_mixer_cfg = { - .vi_num = 2, - .ui_num = 1, - .scaler_mask = 0x3, - .scanline_yuv = 2048, - .ccsc = CCSC_MIXER0_LAYOUT, - .mod_rate = 150000000, + .lay_cfg = { + .ccsc = CCSC_MIXER0_LAYOUT, + .de_type = SUN8I_MIXER_DE2, + .vi_scaler_num = 2, + .scaler_mask = 0x3, + .scanline_yuv = 2048, + }, + .de_type = SUN8I_MIXER_DE2, + .mod_rate = 150000000, + .vi_num = 2, + .ui_num = 1, }; static const struct sun8i_mixer_cfg sun20i_d1_mixer0_cfg = { - .ccsc = CCSC_D1_MIXER0_LAYOUT, + .lay_cfg = { + .ccsc = CCSC_D1_MIXER0_LAYOUT, + .de_type = SUN8I_MIXER_DE2, + .vi_scaler_num = 1, + .scaler_mask = 0x3, + .scanline_yuv = 2048, + .de2_fcc_alpha = 1, + }, + .de_type = SUN8I_MIXER_DE2, .mod_rate = 297000000, - .scaler_mask = 0x3, - .scanline_yuv = 2048, .ui_num = 1, .vi_num = 1, }; static const struct sun8i_mixer_cfg sun20i_d1_mixer1_cfg = { - .ccsc = CCSC_MIXER1_LAYOUT, + .lay_cfg = { + .ccsc = CCSC_MIXER1_LAYOUT, + .de_type = SUN8I_MIXER_DE2, + .vi_scaler_num = 1, + .scaler_mask = 0x1, + .scanline_yuv = 1024, + .de2_fcc_alpha = 1, + }, + .de_type = SUN8I_MIXER_DE2, .mod_rate = 297000000, - .scaler_mask = 0x1, - .scanline_yuv = 1024, .ui_num = 0, .vi_num = 1, }; static const struct sun8i_mixer_cfg sun50i_a64_mixer0_cfg = { - .ccsc = CCSC_MIXER0_LAYOUT, + .lay_cfg = { + .ccsc = CCSC_MIXER0_LAYOUT, + .de_type = SUN8I_MIXER_DE2, + .vi_scaler_num = 1, + .scaler_mask = 0xf, + .scanline_yuv = 4096, + .de2_fcc_alpha = 1, + }, + .de_type = SUN8I_MIXER_DE2, .mod_rate = 297000000, - .scaler_mask = 0xf, - .scanline_yuv = 4096, .ui_num = 3, .vi_num = 1, }; static const struct sun8i_mixer_cfg sun50i_a64_mixer1_cfg = { - .ccsc = CCSC_MIXER1_LAYOUT, + .lay_cfg = { + .ccsc = CCSC_MIXER1_LAYOUT, + .de_type = SUN8I_MIXER_DE2, + .vi_scaler_num = 1, + .scaler_mask = 0x3, + .scanline_yuv = 2048, + .de2_fcc_alpha = 1, + }, + .de_type = SUN8I_MIXER_DE2, .mod_rate = 297000000, - .scaler_mask = 0x3, - .scanline_yuv = 2048, .ui_num = 1, .vi_num = 1, }; static const struct sun8i_mixer_cfg sun50i_h6_mixer0_cfg = { - .ccsc = CCSC_MIXER0_LAYOUT, - .is_de3 = true, + .lay_cfg = { + .de_type = SUN8I_MIXER_DE3, + .vi_scaler_num = 1, + .scaler_mask = 0xf, + .scanline_yuv = 4096, + }, + .de_type = SUN8I_MIXER_DE3, .mod_rate = 600000000, - .scaler_mask = 0xf, - .scanline_yuv = 4096, .ui_num = 3, .vi_num = 1, }; +static const struct sun8i_mixer_cfg sun50i_h616_mixer0_cfg = { + .lay_cfg = { + .de_type = SUN8I_MIXER_DE33, + .scaler_mask = 0xf, + .scanline_yuv = 4096, + }, + .de_type = SUN8I_MIXER_DE33, + .mod_rate = 600000000, + .ui_num = 3, + .vi_num = 1, + .map = {0, 6, 7, 8}, +}; + static const struct of_device_id sun8i_mixer_of_table[] = { { .compatible = "allwinner,sun8i-a83t-de2-mixer-0", @@ -705,6 +921,10 @@ static const struct of_device_id sun8i_mixer_of_table[] = { .compatible = "allwinner,sun50i-h6-de3-mixer-0", .data = &sun50i_h6_mixer0_cfg, }, + { + .compatible = "allwinner,sun50i-h616-de33-mixer-0", + .data = &sun50i_h616_mixer0_cfg, + }, { } }; MODULE_DEVICE_TABLE(of, sun8i_mixer_of_table); |
