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backend/drm: Drop parent drm device

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Compositors should instead blit to secondary drm devices themselves.
This commit is contained in:
Alexander Orzechowski 2024-10-13 11:51:41 -04:00
parent 2cca0086fb
commit e319909294
10 changed files with 13 additions and 311 deletions
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85
backend/drm/renderer.c
View file

@ -13,35 +13,6 @@
#include "render/pixel_format.h"
#include "render/wlr_renderer.h"
bool init_drm_renderer(struct wlr_drm_backend *drm,
struct wlr_drm_renderer *renderer) {
renderer->wlr_rend = renderer_autocreate_with_drm_fd(drm->fd);
if (!renderer->wlr_rend) {
wlr_log(WLR_ERROR, "Failed to create renderer");
return false;
}
uint32_t backend_caps = backend_get_buffer_caps(&drm->backend);
renderer->allocator = allocator_autocreate_with_drm_fd(backend_caps,
renderer->wlr_rend, drm->fd);
if (renderer->allocator == NULL) {
wlr_log(WLR_ERROR, "Failed to create allocator");
wlr_renderer_destroy(renderer->wlr_rend);
return false;
}
return true;
}
void finish_drm_renderer(struct wlr_drm_renderer *renderer) {
if (!renderer) {
return;
}
wlr_allocator_destroy(renderer->allocator);
wlr_renderer_destroy(renderer->wlr_rend);
}
void finish_drm_surface(struct wlr_drm_surface *surf) {
if (!surf || !surf->renderer) {
return;
@ -85,62 +56,6 @@ bool init_drm_surface(struct wlr_drm_surface *surf,
return true;
}
struct wlr_buffer *drm_surface_blit(struct wlr_drm_surface *surf,
struct wlr_buffer *buffer,
struct wlr_drm_syncobj_timeline *wait_timeline, uint64_t wait_point) {
struct wlr_renderer *renderer = surf->renderer->wlr_rend;
if (surf->swapchain->width != buffer->width ||
surf->swapchain->height != buffer->height) {
wlr_log(WLR_ERROR, "Surface size doesn't match buffer size");
return NULL;
}
struct wlr_texture *tex = wlr_texture_from_buffer(renderer, buffer);
if (tex == NULL) {
wlr_log(WLR_ERROR, "Failed to import source buffer into multi-GPU renderer");
return NULL;
}
struct wlr_buffer *dst = wlr_swapchain_acquire(surf->swapchain);
if (!dst) {
wlr_log(WLR_ERROR, "Failed to acquire multi-GPU swapchain buffer");
goto error_tex;
}
surf->point++;
const struct wlr_buffer_pass_options pass_options = {
.signal_timeline = surf->timeline,
.signal_point = surf->point,
};
struct wlr_render_pass *pass = wlr_renderer_begin_buffer_pass(renderer, dst, &pass_options);
if (pass == NULL) {
wlr_log(WLR_ERROR, "Failed to begin render pass with multi-GPU destination buffer");
goto error_dst;
}
wlr_render_pass_add_texture(pass, &(struct wlr_render_texture_options){
.texture = tex,
.blend_mode = WLR_RENDER_BLEND_MODE_NONE,
.wait_timeline = wait_timeline,
.wait_point = wait_point,
});
if (!wlr_render_pass_submit(pass)) {
wlr_log(WLR_ERROR, "Failed to submit multi-GPU render pass");
goto error_dst;
}
wlr_texture_destroy(tex);
return dst;
error_dst:
wlr_buffer_unlock(dst);
error_tex:
wlr_texture_destroy(tex);
return NULL;
}
bool drm_plane_pick_render_format(struct wlr_drm_plane *plane,
struct wlr_drm_format *fmt, struct wlr_drm_renderer *renderer) {
const struct wlr_drm_format_set *render_formats =