Drew DeVault
7 years ago
committed by
GitHub
commit
87a0cb7ba3
@ -1,65 +0,0 @@
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#include <gbm.h>
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#include <xf86drm.h>
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#include <xf86drmMode.h>
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#include <wlr/util/log.h>
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#include "backend/drm.h"
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#include "backend/drm-util.h"
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static bool legacy_crtc_pageflip(struct wlr_drm_backend *backend,
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struct wlr_drm_output *output, struct wlr_drm_crtc *crtc,
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uint32_t fb_id, drmModeModeInfo *mode) {
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if (mode) {
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if (drmModeSetCrtc(backend->fd, crtc->id, fb_id, 0, 0,
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&output->connector, 1, mode)) {
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wlr_log_errno(L_ERROR, "%s: Failed to set CRTC", output->output.name);
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return false;
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}
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}
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if (drmModePageFlip(backend->fd, crtc->id, fb_id, DRM_MODE_PAGE_FLIP_EVENT, output)) {
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wlr_log_errno(L_ERROR, "%s: Failed to page flip", output->output.name);
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return false;
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}
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return true;
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}
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static void legacy_conn_enable(struct wlr_drm_backend *backend,
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struct wlr_drm_output *output, bool enable) {
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drmModeConnectorSetProperty(backend->fd, output->connector, output->props.dpms,
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enable ? DRM_MODE_DPMS_ON : DRM_MODE_DPMS_OFF);
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}
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bool legacy_crtc_set_cursor(struct wlr_drm_backend *backend,
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struct wlr_drm_crtc *crtc, struct gbm_bo *bo) {
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if (!crtc || !crtc->cursor) {
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return true;
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}
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if (!bo) {
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drmModeSetCursor(backend->fd, crtc->id, 0, 0, 0);
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return true;
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}
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struct wlr_drm_plane *plane = crtc->cursor;
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if (drmModeSetCursor(backend->fd, crtc->id, gbm_bo_get_handle(bo).u32,
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plane->width, plane->height)) {
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wlr_log_errno(L_ERROR, "Failed to set hardware cursor");
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return false;
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}
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return true;
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}
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bool legacy_crtc_move_cursor(struct wlr_drm_backend *backend,
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struct wlr_drm_crtc *crtc, int x, int y) {
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return !drmModeMoveCursor(backend->fd, crtc->id, x, y);
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}
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const struct wlr_drm_interface legacy_iface = {
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.conn_enable = legacy_conn_enable,
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.crtc_pageflip = legacy_crtc_pageflip,
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.crtc_set_cursor = legacy_crtc_set_cursor,
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.crtc_move_cursor = legacy_crtc_move_cursor,
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};
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File diff suppressed because it is too large
Load Diff
@ -0,0 +1,66 @@
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#include <gbm.h>
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#include <xf86drm.h>
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#include <xf86drmMode.h>
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#include <wlr/util/log.h>
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#include "backend/drm/drm.h"
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#include "backend/drm/iface.h"
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#include "backend/drm/util.h"
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static bool legacy_crtc_pageflip(struct wlr_drm_backend *drm,
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struct wlr_drm_connector *conn, struct wlr_drm_crtc *crtc,
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uint32_t fb_id, drmModeModeInfo *mode) {
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if (mode) {
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if (drmModeSetCrtc(drm->fd, crtc->id, fb_id, 0, 0,
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&conn->id, 1, mode)) {
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wlr_log_errno(L_ERROR, "%s: Failed to set CRTC", conn->output.name);
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return false;
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}
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}
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if (drmModePageFlip(drm->fd, crtc->id, fb_id, DRM_MODE_PAGE_FLIP_EVENT, conn)) {
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wlr_log_errno(L_ERROR, "%s: Failed to page flip", conn->output.name);
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return false;
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}
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return true;
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}
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static void legacy_conn_enable(struct wlr_drm_backend *drm,
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struct wlr_drm_connector *conn, bool enable) {
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drmModeConnectorSetProperty(drm->fd, conn->id, conn->props.dpms,
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enable ? DRM_MODE_DPMS_ON : DRM_MODE_DPMS_OFF);
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}
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bool legacy_crtc_set_cursor(struct wlr_drm_backend *drm,
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struct wlr_drm_crtc *crtc, struct gbm_bo *bo) {
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if (!crtc || !crtc->cursor) {
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return true;
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}
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if (!bo) {
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drmModeSetCursor(drm->fd, crtc->id, 0, 0, 0);
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return true;
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}
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struct wlr_drm_plane *plane = crtc->cursor;
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if (drmModeSetCursor(drm->fd, crtc->id, gbm_bo_get_handle(bo).u32,
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plane->surf.width, plane->surf.height)) {
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wlr_log_errno(L_ERROR, "Failed to set hardware cursor");
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return false;
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}
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return true;
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}
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bool legacy_crtc_move_cursor(struct wlr_drm_backend *drm,
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struct wlr_drm_crtc *crtc, int x, int y) {
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return !drmModeMoveCursor(drm->fd, crtc->id, x, y);
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}
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const struct wlr_drm_interface legacy_iface = {
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.conn_enable = legacy_conn_enable,
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.crtc_pageflip = legacy_crtc_pageflip,
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.crtc_set_cursor = legacy_crtc_set_cursor,
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.crtc_move_cursor = legacy_crtc_move_cursor,
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};
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@ -0,0 +1,250 @@
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#include <stdbool.h>
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#include <stdlib.h>
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#include <unistd.h>
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#include <gbm.h>
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#include <GLES2/gl2.h>
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#include <EGL/egl.h>
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#include <EGL/eglext.h>
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#include <wayland-util.h>
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#include <wlr/egl.h>
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#include <wlr/util/log.h>
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#include <wlr/render/matrix.h>
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#include <wlr/render/gles2.h>
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#include <wlr/render.h>
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#include "backend/drm/drm.h"
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bool wlr_drm_renderer_init(struct wlr_drm_backend *drm,
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struct wlr_drm_renderer *renderer) {
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renderer->gbm = gbm_create_device(drm->fd);
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if (!renderer->gbm) {
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wlr_log(L_ERROR, "Failed to create GBM device");
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return false;
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}
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if (!wlr_egl_init(&renderer->egl, EGL_PLATFORM_GBM_MESA,
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GBM_FORMAT_ARGB8888, renderer->gbm)) {
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goto error_gbm;
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}
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renderer->wlr_rend = wlr_gles2_renderer_create(&drm->backend);
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if (!renderer->wlr_rend) {
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wlr_log(L_ERROR, "Failed to create WLR renderer");
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goto error_egl;
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}
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renderer->fd = drm->fd;
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return true;
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error_egl:
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wlr_egl_free(&renderer->egl);
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error_gbm:
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gbm_device_destroy(renderer->gbm);
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return false;
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}
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void wlr_drm_renderer_finish(struct wlr_drm_renderer *renderer) {
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if (!renderer) {
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return;
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}
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wlr_renderer_destroy(renderer->wlr_rend);
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wlr_egl_free(&renderer->egl);
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gbm_device_destroy(renderer->gbm);
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}
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bool wlr_drm_surface_init(struct wlr_drm_surface *surf,
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struct wlr_drm_renderer *renderer, uint32_t width, uint32_t height,
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uint32_t format, uint32_t flags) {
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if (surf->width == width && surf->height == height) {
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return true;
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}
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surf->renderer = renderer;
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surf->width = width;
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surf->height = height;
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surf->gbm = gbm_surface_create(renderer->gbm, width, height,
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format, GBM_BO_USE_RENDERING | flags);
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if (!surf->gbm) {
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wlr_log_errno(L_ERROR, "Failed to create GBM surface");
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goto error_zero;
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}
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surf->egl = wlr_egl_create_surface(&renderer->egl, surf->gbm);
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if (surf->egl == EGL_NO_SURFACE) {
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wlr_log(L_ERROR, "Failed to create EGL surface");
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goto error_gbm;
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}
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return true;
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error_gbm:
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gbm_surface_destroy(surf->gbm);
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error_zero:
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memset(surf, 0, sizeof(*surf));
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return false;
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}
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void wlr_drm_surface_finish(struct wlr_drm_surface *surf) {
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if (!surf || !surf->renderer) {
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return;
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}
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eglMakeCurrent(surf->renderer->egl.display, EGL_NO_SURFACE, EGL_NO_SURFACE,
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EGL_NO_CONTEXT);
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if (surf->front) {
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gbm_surface_release_buffer(surf->gbm, surf->front);
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}
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if (surf->back) {
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gbm_surface_release_buffer(surf->gbm, surf->back);
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}
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if (surf->egl) {
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eglDestroySurface(surf->renderer->egl.display, surf->egl);
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}
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if (surf->gbm) {
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gbm_surface_destroy(surf->gbm);
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}
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memset(surf, 0, sizeof(*surf));
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}
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void wlr_drm_surface_make_current(struct wlr_drm_surface *surf) {
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eglMakeCurrent(surf->renderer->egl.display, surf->egl, surf->egl,
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surf->renderer->egl.context);
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}
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struct gbm_bo *wlr_drm_surface_swap_buffers(struct wlr_drm_surface *surf) {
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if (surf->front) {
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gbm_surface_release_buffer(surf->gbm, surf->front);
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}
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eglSwapBuffers(surf->renderer->egl.display, surf->egl);
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surf->front = surf->back;
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surf->back = gbm_surface_lock_front_buffer(surf->gbm);
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return surf->back;
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}
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struct gbm_bo *wlr_drm_surface_get_front(struct wlr_drm_surface *surf) {
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if (surf->front) {
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return surf->front;
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}
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wlr_drm_surface_make_current(surf);
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glViewport(0, 0, surf->width, surf->height);
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glClearColor(0.0, 0.0, 0.0, 1.0);
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glClear(GL_COLOR_BUFFER_BIT);
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return wlr_drm_surface_swap_buffers(surf);
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}
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void wlr_drm_surface_post(struct wlr_drm_surface *surf) {
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if (surf->front) {
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gbm_surface_release_buffer(surf->gbm, surf->front);
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surf->front = NULL;
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}
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}
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struct tex {
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struct wlr_egl *egl;
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EGLImageKHR img;
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struct wlr_texture *tex;
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};
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static void free_eglimage(struct gbm_bo *bo, void *data) {
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struct tex *tex = data;
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wlr_egl_destroy_image(tex->egl, tex->img);
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wlr_texture_destroy(tex->tex);
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free(tex);
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}
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static struct wlr_texture *get_tex_for_bo(struct wlr_drm_renderer *renderer, struct gbm_bo *bo) {
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struct tex *tex = gbm_bo_get_user_data(bo);
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if (tex) {
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return tex->tex;
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}
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tex = malloc(sizeof(*tex));
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if (!tex) {
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wlr_log_errno(L_ERROR, "Allocation failed");
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return NULL;
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}
|
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tex->egl = &renderer->egl;
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int dmabuf_fd = gbm_bo_get_fd(bo);
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uint32_t width = gbm_bo_get_width(bo);
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uint32_t height = gbm_bo_get_height(bo);
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EGLint attribs[] = {
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EGL_WIDTH, width,
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EGL_HEIGHT, height,
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EGL_LINUX_DRM_FOURCC_EXT, gbm_bo_get_format(bo),
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EGL_DMA_BUF_PLANE0_FD_EXT, dmabuf_fd,
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EGL_DMA_BUF_PLANE0_OFFSET_EXT, gbm_bo_get_offset(bo, 0),
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EGL_DMA_BUF_PLANE0_PITCH_EXT, gbm_bo_get_stride_for_plane(bo, 0),
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EGL_IMAGE_PRESERVED_KHR, EGL_FALSE,
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EGL_NONE,
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};
|
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|
|
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tex->img = renderer->egl.eglCreateImageKHR(renderer->egl.display, EGL_NO_CONTEXT,
|
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EGL_LINUX_DMA_BUF_EXT, NULL, attribs);
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if (!tex->img) {
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wlr_log(L_ERROR, "Failed to create EGL image: %s", egl_error());
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abort();
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}
|
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|
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tex->tex = wlr_render_texture_create(renderer->wlr_rend);
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wlr_texture_upload_eglimage(tex->tex, tex->img, width, height);
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|
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gbm_bo_set_user_data(bo, tex, free_eglimage);
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|
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return tex->tex;
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}
|
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|
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struct gbm_bo *wlr_drm_surface_mgpu_copy(struct wlr_drm_surface *dest, struct gbm_bo *src) {
|
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wlr_drm_surface_make_current(dest);
|
||||||
|
|
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struct wlr_texture *tex = get_tex_for_bo(dest->renderer, src);
|
||||||
|
|
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static const float matrix[16] = {
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[0] = 2.0f,
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[3] = -1.0f,
|
||||||
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[5] = 2.0f,
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[7] = -1.0f,
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[10] = 1.0f,
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[15] = 1.0f,
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};
|
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|
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glViewport(0, 0, dest->width, dest->height);
|
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glClearColor(0.0, 0.0, 0.0, 1.0);
|
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glClear(GL_COLOR_BUFFER_BIT);
|
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wlr_render_with_matrix(dest->renderer->wlr_rend, tex, &matrix);
|
||||||
|
|
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return wlr_drm_surface_swap_buffers(dest);
|
||||||
|
}
|
||||||
|
|
||||||
|
bool wlr_drm_plane_surfaces_init(struct wlr_drm_plane *plane, struct wlr_drm_backend *drm,
|
||||||
|
int32_t width, uint32_t height, uint32_t format) {
|
||||||
|
if (!drm->parent) {
|
||||||
|
return wlr_drm_surface_init(&plane->surf, &drm->renderer, width, height,
|
||||||
|
format, GBM_BO_USE_SCANOUT);
|
||||||
|
}
|
||||||
|
|
||||||
|
if (!wlr_drm_surface_init(&plane->surf, &drm->parent->renderer,
|
||||||
|
width, height, format, GBM_BO_USE_LINEAR)) {
|
||||||
|
return false;
|
||||||
|
}
|
||||||
|
|
||||||
|
if (!wlr_drm_surface_init(&plane->mgpu_surf, &drm->renderer,
|
||||||
|
width, height, format, GBM_BO_USE_SCANOUT)) {
|
||||||
|
wlr_drm_surface_finish(&plane->surf);
|
||||||
|
return false;
|
||||||
|
}
|
||||||
|
|
||||||
|
return true;
|
||||||
|
}
|
||||||
@ -0,0 +1,35 @@
|
|||||||
|
#ifndef BACKEND_DRM_IFACE_H
|
||||||
|
#define BACKEND_DRM_IFACE_H
|
||||||
|
|
||||||
|
#include <stdbool.h>
|
||||||
|
#include <stdint.h>
|
||||||
|
|
||||||
|
#include <gbm.h>
|
||||||
|
#include <xf86drm.h>
|
||||||
|
#include <xf86drmMode.h>
|
||||||
|
|
||||||
|
struct wlr_drm_backend;
|
||||||
|
struct wlr_drm_connector;
|
||||||
|
struct wlr_drm_crtc;
|
||||||
|
|
||||||
|
// Used to provide atomic or legacy DRM functions
|
||||||
|
struct wlr_drm_interface {
|
||||||
|
// Enable or disable DPMS for connector
|
||||||
|
void (*conn_enable)(struct wlr_drm_backend *drm,
|
||||||
|
struct wlr_drm_connector *conn, bool enable);
|
||||||
|
// Pageflip on crtc. If mode is non-NULL perform a full modeset using it.
|
||||||
|
bool (*crtc_pageflip)(struct wlr_drm_backend *drm,
|
||||||
|
struct wlr_drm_connector *conn, struct wlr_drm_crtc *crtc,
|
||||||
|
uint32_t fb_id, drmModeModeInfo *mode);
|
||||||
|
// Enable the cursor buffer on crtc. Set bo to NULL to disable
|
||||||
|
bool (*crtc_set_cursor)(struct wlr_drm_backend *drm,
|
||||||
|
struct wlr_drm_crtc *crtc, struct gbm_bo *bo);
|
||||||
|
// Move the cursor on crtc
|
||||||
|
bool (*crtc_move_cursor)(struct wlr_drm_backend *drm,
|
||||||
|
struct wlr_drm_crtc *crtc, int x, int y);
|
||||||
|
};
|
||||||
|
|
||||||
|
extern const struct wlr_drm_interface atomic_iface;
|
||||||
|
extern const struct wlr_drm_interface legacy_iface;
|
||||||
|
|
||||||
|
#endif
|
||||||
@ -0,0 +1,54 @@
|
|||||||
|
#ifndef BACKEND_DRM_RENDERER_H
|
||||||
|
#define BACKEND_DRM_RENDERER_H
|
||||||
|
|
||||||
|
#include <stdbool.h>
|
||||||
|
#include <stdint.h>
|
||||||
|
|
||||||
|
#include <EGL/egl.h>
|
||||||
|
#include <gbm.h>
|
||||||
|
|
||||||
|
#include <wlr/render.h>
|
||||||
|
|
||||||
|
struct wlr_drm_backend;
|
||||||
|
struct wlr_drm_plane;
|
||||||
|
|
||||||
|
struct wlr_drm_renderer {
|
||||||
|
int fd;
|
||||||
|
struct gbm_device *gbm;
|
||||||
|
struct wlr_egl egl;
|
||||||
|
|
||||||
|
struct wlr_renderer *wlr_rend;
|
||||||
|
};
|
||||||
|
|
||||||
|
struct wlr_drm_surface {
|
||||||
|
struct wlr_drm_renderer *renderer;
|
||||||
|
|
||||||
|
uint32_t width;
|
||||||
|
uint32_t height;
|
||||||
|
|
||||||
|
struct gbm_surface *gbm;
|
||||||
|
EGLSurface egl;
|
||||||
|
|
||||||
|
struct gbm_bo *front;
|
||||||
|
struct gbm_bo *back;
|
||||||
|
};
|
||||||
|
|
||||||
|
bool wlr_drm_renderer_init(struct wlr_drm_backend *drm,
|
||||||
|
struct wlr_drm_renderer *renderer);
|
||||||
|
void wlr_drm_renderer_finish(struct wlr_drm_renderer *renderer);
|
||||||
|
|
||||||
|
bool wlr_drm_surface_init(struct wlr_drm_surface *surf,
|
||||||
|
struct wlr_drm_renderer *renderer, uint32_t width, uint32_t height,
|
||||||
|
uint32_t format, uint32_t flags);
|
||||||
|
|
||||||
|
bool wlr_drm_plane_surfaces_init(struct wlr_drm_plane *plane, struct wlr_drm_backend *drm,
|
||||||
|
int32_t width, uint32_t height, uint32_t format);
|
||||||
|
|
||||||
|
void wlr_drm_surface_finish(struct wlr_drm_surface *surf);
|
||||||
|
void wlr_drm_surface_make_current(struct wlr_drm_surface *surf);
|
||||||
|
struct gbm_bo *wlr_drm_surface_swap_buffers(struct wlr_drm_surface *surf);
|
||||||
|
struct gbm_bo *wlr_drm_surface_get_front(struct wlr_drm_surface *surf);
|
||||||
|
void wlr_drm_surface_post(struct wlr_drm_surface *surf);
|
||||||
|
struct gbm_bo *wlr_drm_surface_mgpu_copy(struct wlr_drm_surface *dest, struct gbm_bo *src);
|
||||||
|
|
||||||
|
#endif
|
||||||
Loading…
Reference in new issue