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-rw-r--r--backend/drm/drm.c79
1 files changed, 52 insertions, 27 deletions
diff --git a/backend/drm/drm.c b/backend/drm/drm.c
index d739edad..edcff083 100644
--- a/backend/drm/drm.c
+++ b/backend/drm/drm.c
@@ -145,8 +145,9 @@ error_res:
}
void wlr_drm_resources_free(struct wlr_backend_state *drm) {
- if (!drm)
+ if (!drm) {
return;
+ }
free(drm->crtcs);
free(drm->planes);
@@ -169,8 +170,9 @@ bool wlr_drm_renderer_init(struct wlr_drm_renderer *renderer, int fd) {
}
void wlr_drm_renderer_free(struct wlr_drm_renderer *renderer) {
- if (!renderer)
+ if (!renderer) {
return;
+ }
wlr_egl_free(&renderer->egl);
gbm_device_destroy(renderer->gbm);
@@ -203,23 +205,30 @@ static bool wlr_drm_plane_renderer_init(struct wlr_drm_renderer *renderer,
static void wlr_drm_plane_renderer_free(struct wlr_drm_renderer *renderer,
struct wlr_drm_plane *plane) {
- if (!renderer || !plane)
+ if (!renderer || !plane) {
return;
+ }
- if (plane->front)
+ if (plane->front) {
gbm_surface_release_buffer(plane->gbm, plane->front);
- if (plane->back)
+ }
+ if (plane->back) {
gbm_surface_release_buffer(plane->gbm, plane->back);
+ }
- if (plane->egl)
+ if (plane->egl) {
eglDestroySurface(renderer->egl.display, plane->egl);
- if (plane->gbm)
+ }
+ if (plane->gbm) {
gbm_surface_destroy(plane->gbm);
+ }
- if (plane->wlr_surf)
+ if (plane->wlr_surf) {
wlr_surface_destroy(plane->wlr_surf);
- if (plane->wlr_rend)
+ }
+ if (plane->wlr_rend) {
wlr_renderer_destroy(plane->wlr_rend);
+ }
plane->width = 0;
plane->height = 0;
@@ -242,8 +251,9 @@ static void free_fb(struct gbm_bo *bo, void *data) {
static uint32_t get_fb_for_bo(struct gbm_bo *bo) {
uint32_t id = (uintptr_t)gbm_bo_get_user_data(bo);
- if (id)
+ if (id) {
return id;
+ }
struct gbm_device *gbm = gbm_bo_get_device(bo);
drmModeAddFB(gbm_device_get_fd(gbm), gbm_bo_get_width(bo), gbm_bo_get_height(bo),
@@ -262,8 +272,9 @@ static void wlr_drm_plane_make_current(struct wlr_drm_renderer *renderer,
static void wlr_drm_plane_swap_buffers(struct wlr_drm_renderer *renderer,
struct wlr_drm_plane *plane) {
- if (plane->front)
+ if (plane->front) {
gbm_surface_release_buffer(plane->gbm, plane->front);
+ }
eglSwapBuffers(renderer->egl.display, plane->egl);
@@ -337,30 +348,34 @@ static void wlr_drm_output_enable(struct wlr_output_state *output, bool enable)
static void realloc_planes(struct wlr_backend_state *drm, const uint32_t *crtc_in) {
// overlay, primary, cursor
for (int type = 0; type < 3; ++type) {
- if (drm->num_type_planes[type] == 0)
+ if (drm->num_type_planes[type] == 0) {
continue;
+ }
uint32_t possible[drm->num_type_planes[type]];
uint32_t crtc[drm->num_crtcs];
uint32_t crtc_res[drm->num_crtcs];
- for (size_t i = 0; i < drm->num_type_planes[type]; ++i)
+ for (size_t i = 0; i < drm->num_type_planes[type]; ++i) {
possible[i] = drm->type_planes[type][i].possible_crtcs;
+ }
for (size_t i = 0; i < drm->num_crtcs; ++i) {
- if (crtc_in[i] == UNMATCHED)
+ if (crtc_in[i] == UNMATCHED) {
crtc[i] = SKIP;
- else if (drm->crtcs[i].planes[type])
+ } else if (drm->crtcs[i].planes[type]) {
crtc[i] = drm->crtcs[i].planes[type] - drm->type_planes[type];
- else
+ } else {
crtc[i] = UNMATCHED;
+ }
}
match_obj(drm->num_type_planes[type], possible, drm->num_crtcs, crtc, crtc_res);
for (size_t i = 0; i < drm->num_crtcs; ++i) {
- if (crtc_res[i] == UNMATCHED || crtc_res[i] == SKIP)
+ if (crtc_res[i] == UNMATCHED || crtc_res[i] == SKIP) {
continue;
+ }
struct wlr_drm_crtc *c = &drm->crtcs[i];
struct wlr_drm_plane **old = &c->planes[type];
@@ -389,11 +404,13 @@ static void realloc_crtcs(struct wlr_backend_state *drm, struct wlr_output_state
size_t index;
for (size_t i = 0; i < drm->outputs->length; ++i) {
struct wlr_output_state *o = drm->outputs->items[i];
- if (o == output)
+ if (o == output) {
index = i;
+ }
- if (o->state != WLR_DRM_OUTPUT_CONNECTED)
+ if (o->state != WLR_DRM_OUTPUT_CONNECTED) {
continue;
+ }
possible_crtc[i] = o->possible_crtc;
crtc[o->crtc - drm->crtcs] = i;
@@ -405,19 +422,23 @@ static void realloc_crtcs(struct wlr_backend_state *drm, struct wlr_output_state
bool matched = false;
for (size_t i = 0; i < drm->num_crtcs; ++i) {
// We don't want any of the current monitors to be deactivated.
- if (crtc[i] != UNMATCHED && crtc_res[i] == UNMATCHED)
+ if (crtc[i] != UNMATCHED && crtc_res[i] == UNMATCHED) {
return;
- if (crtc_res[i] == index)
+ }
+ if (crtc_res[i] == index) {
matched = true;
+ }
}
// There is no point doing anything if this monitor doesn't get activated
- if (!matched)
+ if (!matched) {
return;
+ }
for (size_t i = 0; i < drm->num_crtcs; ++i) {
- if (crtc_res[i] == UNMATCHED)
+ if (crtc_res[i] == UNMATCHED) {
continue;
+ }
if (crtc_res[i] != crtc[i]) {
struct wlr_output_state *o = drm->outputs->items[crtc_res[i]];
@@ -484,8 +505,9 @@ static bool wlr_drm_output_set_mode(struct wlr_output_state *output,
struct wlr_output_mode *mode = output->base->current_mode;
struct wlr_drm_crtc *crtc = output->crtc;
- if (output->state != WLR_DRM_OUTPUT_CONNECTED)
+ if (output->state != WLR_DRM_OUTPUT_CONNECTED) {
continue;
+ }
if (!wlr_drm_plane_renderer_init(&drm->renderer, crtc->primary,
mode->width, mode->height, GBM_BO_USE_SCANOUT)) {
@@ -515,8 +537,9 @@ static void wlr_drm_output_transform(struct wlr_output_state *output,
}
bool wlr_drm_crtc_set_cursor(struct wlr_backend_state *drm, struct wlr_drm_crtc *crtc) {
- if (!crtc || !crtc->cursor || !crtc->cursor->gbm)
+ if (!crtc || !crtc->cursor || !crtc->cursor->gbm) {
return true;
+ }
struct wlr_drm_plane *plane = crtc->cursor;
@@ -572,12 +595,14 @@ static bool wlr_drm_output_set_cursor(struct wlr_output_state *output,
output->base->transform);
plane->wlr_rend = wlr_gles2_renderer_init();
- if (!plane->wlr_rend)
+ if (!plane->wlr_rend) {
return false;
+ }
plane->wlr_surf = wlr_render_surface_init(plane->wlr_rend);
- if (!plane->wlr_surf)
+ if (!plane->wlr_surf) {
return false;
+ }
}
wlr_drm_plane_make_current(renderer, plane);
generated by cgit v1.2.3 (git 2.39.1) at 2024-09-20 18:46:03 +0000