diff options
Diffstat (limited to 'drivers/gpu/drm/arm/display/komeda/komeda_plane.c')
| -rw-r--r-- | drivers/gpu/drm/arm/display/komeda/komeda_plane.c | 113 |
1 files changed, 102 insertions, 11 deletions
diff --git a/drivers/gpu/drm/arm/display/komeda/komeda_plane.c b/drivers/gpu/drm/arm/display/komeda/komeda_plane.c index 07ed0cc1bc44..c095af154216 100644 --- a/drivers/gpu/drm/arm/display/komeda/komeda_plane.c +++ b/drivers/gpu/drm/arm/display/komeda/komeda_plane.c @@ -10,20 +10,31 @@ #include <drm/drm_print.h> #include "komeda_dev.h" #include "komeda_kms.h" +#include "komeda_framebuffer.h" static int komeda_plane_init_data_flow(struct drm_plane_state *st, + struct komeda_crtc_state *kcrtc_st, struct komeda_data_flow_cfg *dflow) { + struct komeda_plane *kplane = to_kplane(st->plane); struct drm_framebuffer *fb = st->fb; + const struct komeda_format_caps *caps = to_kfb(fb)->format_caps; + struct komeda_pipeline *pipe = kplane->layer->base.pipeline; memset(dflow, 0, sizeof(*dflow)); - dflow->blending_zorder = st->zpos; + dflow->blending_zorder = st->normalized_zpos; + if (pipe == to_kcrtc(st->crtc)->master) + dflow->blending_zorder -= kcrtc_st->max_slave_zorder; + if (dflow->blending_zorder < 0) { + DRM_DEBUG_ATOMIC("%s zorder:%d < max_slave_zorder: %d.\n", + st->plane->name, st->normalized_zpos, + kcrtc_st->max_slave_zorder); + return -EINVAL; + } - /* if format doesn't have alpha, fix blend mode to PIXEL_NONE */ - dflow->pixel_blend_mode = fb->format->has_alpha ? - st->pixel_blend_mode : DRM_MODE_BLEND_PIXEL_NONE; + dflow->pixel_blend_mode = st->pixel_blend_mode; dflow->layer_alpha = st->alpha >> 8; dflow->out_x = st->crtc_x; @@ -36,6 +47,17 @@ komeda_plane_init_data_flow(struct drm_plane_state *st, dflow->in_w = st->src_w >> 16; dflow->in_h = st->src_h >> 16; + dflow->rot = drm_rotation_simplify(st->rotation, caps->supported_rots); + if (!has_bits(dflow->rot, caps->supported_rots)) { + DRM_DEBUG_ATOMIC("rotation(0x%x) isn't supported by %s.\n", + dflow->rot, + komeda_get_format_name(caps->fourcc, + fb->modifier)); + return -EINVAL; + } + + komeda_complete_data_flow_cfg(kplane->layer, dflow, fb); + return 0; } @@ -55,7 +77,6 @@ komeda_plane_atomic_check(struct drm_plane *plane, struct komeda_plane_state *kplane_st = to_kplane_st(state); struct komeda_layer *layer = kplane->layer; struct drm_crtc_state *crtc_st; - struct komeda_crtc *kcrtc; struct komeda_crtc_state *kcrtc_st; struct komeda_data_flow_cfg dflow; int err; @@ -64,7 +85,7 @@ komeda_plane_atomic_check(struct drm_plane *plane, return 0; crtc_st = drm_atomic_get_crtc_state(state->state, state->crtc); - if (!crtc_st->enable) { + if (IS_ERR(crtc_st) || !crtc_st->enable) { DRM_DEBUG_ATOMIC("Cannot update plane on a disabled CRTC.\n"); return -EINVAL; } @@ -73,14 +94,18 @@ komeda_plane_atomic_check(struct drm_plane *plane, if (!crtc_st->active) return 0; - kcrtc = to_kcrtc(state->crtc); kcrtc_st = to_kcrtc_st(crtc_st); - err = komeda_plane_init_data_flow(state, &dflow); + err = komeda_plane_init_data_flow(state, kcrtc_st, &dflow); if (err) return err; - err = komeda_build_layer_data_flow(layer, kplane_st, kcrtc_st, &dflow); + if (dflow.en_split) + err = komeda_build_layer_split_data_flow(layer, + kplane_st, kcrtc_st, &dflow); + else + err = komeda_build_layer_data_flow(layer, + kplane_st, kcrtc_st, &dflow); return err; } @@ -123,6 +148,8 @@ static void komeda_plane_reset(struct drm_plane *plane) state->base.pixel_blend_mode = DRM_MODE_BLEND_PREMULTI; state->base.alpha = DRM_BLEND_ALPHA_OPAQUE; state->base.zpos = kplane->layer->base.id; + state->base.color_encoding = DRM_COLOR_YCBCR_BT601; + state->base.color_range = DRM_COLOR_YCBCR_LIMITED_RANGE; plane->state = &state->base; plane->state->plane = plane; } @@ -131,7 +158,7 @@ static void komeda_plane_reset(struct drm_plane *plane) static struct drm_plane_state * komeda_plane_atomic_duplicate_state(struct drm_plane *plane) { - struct komeda_plane_state *new; + struct komeda_plane_state *new, *old; if (WARN_ON(!plane->state)) return NULL; @@ -142,6 +169,8 @@ komeda_plane_atomic_duplicate_state(struct drm_plane *plane) __drm_atomic_helper_plane_duplicate_state(plane, &new->base); + old = to_kplane_st(plane->state); + return &new->base; } @@ -153,6 +182,18 @@ komeda_plane_atomic_destroy_state(struct drm_plane *plane, kfree(to_kplane_st(state)); } +static bool +komeda_plane_format_mod_supported(struct drm_plane *plane, + u32 format, u64 modifier) +{ + struct komeda_dev *mdev = plane->dev->dev_private; + struct komeda_plane *kplane = to_kplane(plane); + u32 layer_type = kplane->layer->layer_type; + + return komeda_format_mod_supported(&mdev->fmt_tbl, layer_type, + format, modifier, 0); +} + static const struct drm_plane_funcs komeda_plane_funcs = { .update_plane = drm_atomic_helper_update_plane, .disable_plane = drm_atomic_helper_disable_plane, @@ -160,6 +201,7 @@ static const struct drm_plane_funcs komeda_plane_funcs = { .reset = komeda_plane_reset, .atomic_duplicate_state = komeda_plane_atomic_duplicate_state, .atomic_destroy_state = komeda_plane_atomic_destroy_state, + .format_mod_supported = komeda_plane_format_mod_supported, }; /* for komeda, which is pipeline can be share between crtcs */ @@ -180,6 +222,22 @@ static u32 get_possible_crtcs(struct komeda_kms_dev *kms, return possible_crtcs; } +static void +komeda_set_crtc_plane_mask(struct komeda_kms_dev *kms, + struct komeda_pipeline *pipe, + struct drm_plane *plane) +{ + struct komeda_crtc *kcrtc; + int i; + + for (i = 0; i < kms->n_crtcs; i++) { + kcrtc = &kms->crtcs[i]; + + if (pipe == kcrtc->slave) + kcrtc->slave_planes |= BIT(drm_plane_index(plane)); + } +} + /* use Layer0 as primary */ static u32 get_plane_type(struct komeda_kms_dev *kms, struct komeda_component *c) @@ -212,7 +270,7 @@ static int komeda_plane_add(struct komeda_kms_dev *kms, err = drm_universal_plane_init(&kms->base, plane, get_possible_crtcs(kms, c->pipeline), &komeda_plane_funcs, - formats, n_formats, NULL, + formats, n_formats, komeda_supported_modifiers, get_plane_type(kms, c), "%s", c->name); @@ -223,6 +281,39 @@ static int komeda_plane_add(struct komeda_kms_dev *kms, drm_plane_helper_add(plane, &komeda_plane_helper_funcs); + err = drm_plane_create_rotation_property(plane, DRM_MODE_ROTATE_0, + layer->supported_rots); + if (err) + goto cleanup; + + err = drm_plane_create_alpha_property(plane); + if (err) + goto cleanup; + + err = drm_plane_create_blend_mode_property(plane, + BIT(DRM_MODE_BLEND_PIXEL_NONE) | + BIT(DRM_MODE_BLEND_PREMULTI) | + BIT(DRM_MODE_BLEND_COVERAGE)); + if (err) + goto cleanup; + + err = drm_plane_create_color_properties(plane, + BIT(DRM_COLOR_YCBCR_BT601) | + BIT(DRM_COLOR_YCBCR_BT709) | + BIT(DRM_COLOR_YCBCR_BT2020), + BIT(DRM_COLOR_YCBCR_LIMITED_RANGE) | + BIT(DRM_COLOR_YCBCR_FULL_RANGE), + DRM_COLOR_YCBCR_BT601, + DRM_COLOR_YCBCR_LIMITED_RANGE); + if (err) + goto cleanup; + + err = drm_plane_create_zpos_property(plane, layer->base.id, 0, 8); + if (err) + goto cleanup; + + komeda_set_crtc_plane_mask(kms, c->pipeline, plane); + return 0; cleanup: komeda_plane_destroy(plane); |