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Implement DRM leasing for non-desktop outputs

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This prevents sway from extending the desktop to i.e. VR headsets, and
makes them available for DRM leasing.
This commit is contained in:
Drew DeVault 2019-06-27 13:55:34 -04:00 • committed by Xaver Hugl
parent 6e34aac2f1
commit f5eaca47da
3 changed files with 34 additions and 1 deletions
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4
include/sway/server.h
View file

@ -9,6 +9,7 @@
#include <wlr/types/wlr_data_device.h>
#include <wlr/types/wlr_input_method_v2.h>
#include <wlr/types/wlr_foreign_toplevel_management_v1.h>
#include <wlr/types/wlr_drm_lease_v1.h>
#include <wlr/types/wlr_layer_shell_v1.h>
#include <wlr/types/wlr_output_management_v1.h>
#include <wlr/types/wlr_output_power_management_v1.h>
@ -72,6 +73,9 @@ struct sway_server {
struct wl_listener xdg_decoration;
struct wl_list xdg_decorations; // sway_xdg_decoration::link
struct wlr_drm_lease_device_v1 *drm_lease_device;
struct wl_listener drm_lease_requested;
struct wlr_presentation *presentation;
struct wlr_pointer_constraints_v1 *pointer_constraints;

14
sway/desktop/output.c
View file

@ -4,9 +4,11 @@
#include <strings.h>
#include <time.h>
#include <wayland-server-core.h>
#include <wlr/backend/drm.h>
#include <wlr/render/wlr_renderer.h>
#include <wlr/types/wlr_box.h>
#include <wlr/types/wlr_buffer.h>
#include <wlr/types/wlr_drm_lease_v1.h>
#include <wlr/types/wlr_matrix.h>
#include <wlr/types/wlr_output_damage.h>
#include <wlr/types/wlr_output_layout.h>
@ -877,7 +879,17 @@ static void handle_present(struct wl_listener *listener, void *data) {
void handle_new_output(struct wl_listener *listener, void *data) {
struct sway_server *server = wl_container_of(listener, server, new_output);
struct wlr_output *wlr_output = data;
sway_log(SWAY_DEBUG, "New output %p: %s", wlr_output, wlr_output->name);
sway_log(SWAY_DEBUG, "New output %p: %s (non-desktop: %d)",
wlr_output, wlr_output->name, wlr_output->non_desktop);
if (wlr_output->non_desktop) {
sway_log(SWAY_DEBUG, "Not configuring non-desktop output");
if (server->drm_lease_device && wlr_output_is_drm(wlr_output)) {
wlr_drm_lease_device_v1_offer_output(
server->drm_lease_device, wlr_output);
}
return;
}
struct sway_output *output = output_create(wlr_output);
if (!output) {

17
sway/server.c
View file

@ -13,6 +13,7 @@
#include <wlr/render/wlr_renderer.h>
#include <wlr/types/wlr_compositor.h>
#include <wlr/types/wlr_data_control_v1.h>
#include <wlr/types/wlr_drm_lease_v1.h>
#include <wlr/types/wlr_export_dmabuf_v1.h>
#include <wlr/types/wlr_gamma_control_v1.h>
#include <wlr/types/wlr_idle.h>
@ -58,6 +59,14 @@ bool server_privileged_prepare(struct sway_server *server) {
return true;
}
static void handle_drm_lease_requested(
struct wl_listener *listener, void *data) {
/* We only offer non-desktop outputs, but in the future we might want to do
* more logic here. */
struct wlr_drm_lease_request_v1 *req = data;
wlr_drm_lease_device_v1_grant_lease_request(req->device, req);
}
bool server_init(struct sway_server *server) {
sway_log(SWAY_DEBUG, "Initializing Wayland server");
@ -150,6 +159,14 @@ bool server_init(struct sway_server *server) {
server->foreign_toplevel_manager =
wlr_foreign_toplevel_manager_v1_create(server->wl_display);
server->drm_lease_device =
wlr_drm_lease_device_v1_create(server->wl_display, server->backend);
if (server->drm_lease_device) {
server->drm_lease_requested.notify = handle_drm_lease_requested;
wl_signal_add(&server->drm_lease_device->events.lease_requested,
&server->drm_lease_requested);
}
wlr_export_dmabuf_manager_v1_create(server->wl_display);
wlr_screencopy_manager_v1_create(server->wl_display);
wlr_data_control_manager_v1_create(server->wl_display);