diff options
| -rw-r--r-- | backend/drm/backend.c | 10 | ||||
| -rw-r--r-- | backend/drm/drm.c | 14 | ||||
| -rw-r--r-- | include/backend/drm/drm.h | 5 |
3 files changed, 26 insertions, 3 deletions
diff --git a/backend/drm/backend.c b/backend/drm/backend.c index bba79bda..76918e7d 100644 --- a/backend/drm/backend.c +++ b/backend/drm/backend.c @@ -101,6 +101,16 @@ static void session_signal(struct wl_listener *listener, void *data) { (plane && plane->cursor_enabled) ? plane->cursor_bo : NULL); drm->iface->crtc_move_cursor(drm, conn->crtc, conn->cursor_x, conn->cursor_y); + + if (conn->crtc->gamma_table != NULL) { + size_t size = conn->crtc->gamma_table_size; + uint16_t *r = conn->crtc->gamma_table; + uint16_t *g = conn->crtc->gamma_table + size; + uint16_t *b = conn->crtc->gamma_table + 2 * size; + drm->iface->crtc_set_gamma(drm, conn->crtc, size, r, g, b); + } else { + set_drm_connector_gamma(&conn->output, 0, NULL, NULL, NULL); + } } } else { wlr_log(WLR_INFO, "DRM fd paused"); diff --git a/backend/drm/drm.c b/backend/drm/drm.c index ac7fca02..fa9a95ae 100644 --- a/backend/drm/drm.c +++ b/backend/drm/drm.c @@ -193,6 +193,7 @@ void finish_drm_resources(struct wlr_drm_backend *drm) { if (crtc->gamma_lut) { drmModeDestroyPropertyBlob(drm->fd, crtc->gamma_lut); } + free(crtc->gamma_table); } for (size_t i = 0; i < drm->num_planes; ++i) { struct wlr_drm_plane *plane = &drm->planes[i]; @@ -270,7 +271,7 @@ static size_t drm_connector_get_gamma_size(struct wlr_output *output) { return 0; } -static bool drm_connector_set_gamma(struct wlr_output *output, size_t size, +bool set_drm_connector_gamma(struct wlr_output *output, size_t size, const uint16_t *r, const uint16_t *g, const uint16_t *b) { struct wlr_drm_connector *conn = get_drm_connector_from_output(output); struct wlr_drm_backend *drm = get_drm_backend_from_backend(output->backend); @@ -308,8 +309,13 @@ static bool drm_connector_set_gamma(struct wlr_output *output, size_t size, bool ok = drm->iface->crtc_set_gamma(drm, conn->crtc, size, _r, _g, _b); if (ok) { wlr_output_update_needs_swap(output); + + free(conn->crtc->gamma_table); + conn->crtc->gamma_table = gamma_table; + conn->crtc->gamma_table_size = size; + } else { + free(gamma_table); } - free(gamma_table); return ok; } @@ -736,7 +742,7 @@ static const struct wlr_output_impl output_impl = { .destroy = drm_connector_destroy, .make_current = drm_connector_make_current, .swap_buffers = drm_connector_swap_buffers, - .set_gamma = drm_connector_set_gamma, + .set_gamma = set_drm_connector_gamma, .get_gamma_size = drm_connector_get_gamma_size, .export_dmabuf = drm_connector_export_dmabuf, }; @@ -771,6 +777,8 @@ static void dealloc_crtc(struct wlr_drm_connector *conn) { wlr_log(WLR_DEBUG, "De-allocating CRTC %zu for output '%s'", conn->crtc - drm->crtcs, conn->output.name); + set_drm_connector_gamma(&conn->output, 0, NULL, NULL, NULL); + for (size_t type = 0; type < 3; ++type) { struct wlr_drm_plane *plane = conn->crtc->planes[type]; if (plane == NULL) { diff --git a/include/backend/drm/drm.h b/include/backend/drm/drm.h index 3b01b64f..3c728808 100644 --- a/include/backend/drm/drm.h +++ b/include/backend/drm/drm.h @@ -57,6 +57,9 @@ struct wlr_drm_crtc { union wlr_drm_crtc_props props; struct wl_list connectors; + + uint16_t *gamma_table; + size_t gamma_table_size; }; struct wlr_drm_backend { @@ -151,5 +154,7 @@ void restore_drm_outputs(struct wlr_drm_backend *drm); void scan_drm_connectors(struct wlr_drm_backend *state); int handle_drm_event(int fd, uint32_t mask, void *data); bool enable_drm_connector(struct wlr_output *output, bool enable); +bool set_drm_connector_gamma(struct wlr_output *output, size_t size, + const uint16_t *r, const uint16_t *g, const uint16_t *b); #endif |