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Detect Nvidia proprietary driver via drmGetVersion()
This is less punishing for users with the Nvidia driver loaded but not used by Sway (e.g. for CUDA).
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parent
b81c4da494
commit
ff07eab85b
4 changed files with 36 additions and 30 deletions
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@ -37,6 +37,7 @@
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#include <wlr/types/wlr_xdg_foreign_v1.h>
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#include <wlr/types/wlr_xdg_foreign_v2.h>
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#include <wlr/types/wlr_xdg_output_v1.h>
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#include <xf86drm.h>
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#include "config.h"
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#include "list.h"
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#include "log.h"
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@ -60,6 +61,8 @@
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#define SWAY_XDG_SHELL_VERSION 2
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#define SWAY_LAYER_SHELL_VERSION 4
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bool allow_unsupported_gpu = false;
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#if WLR_HAS_DRM_BACKEND
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static void handle_drm_lease_request(struct wl_listener *listener, void *data) {
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/* We only offer non-desktop outputs, but in the future we might want to do
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@ -113,6 +116,33 @@ static bool filter_global(const struct wl_client *client,
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return true;
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}
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static void detect_proprietary(struct wlr_backend *backend, void *data) {
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int drm_fd = wlr_backend_get_drm_fd(backend);
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if (drm_fd < 0) {
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return;
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}
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drmVersion *version = drmGetVersion(drm_fd);
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if (version == NULL) {
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sway_log(SWAY_ERROR, "drmGetVersion() failed");
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return;
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}
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if (strcmp(version->name, "nvidia-drm") == 0) {
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if (allow_unsupported_gpu) {
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sway_log(SWAY_ERROR, "!!! Proprietary Nvidia drivers are in use !!!");
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} else {
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sway_log(SWAY_ERROR,
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"Proprietary Nvidia drivers are NOT supported. "
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"Use Nouveau. To launch sway anyway, launch with "
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"--unsupported-gpu and DO NOT report issues.");
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exit(EXIT_FAILURE);
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}
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}
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drmFreeVersion(version);
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}
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bool server_init(struct sway_server *server) {
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sway_log(SWAY_DEBUG, "Initializing Wayland server");
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server->wl_display = wl_display_create();
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@ -128,6 +158,8 @@ bool server_init(struct sway_server *server) {
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return false;
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}
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wlr_multi_for_each_backend(server->backend, detect_proprietary, NULL);
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server->renderer = wlr_renderer_autocreate(server->backend);
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if (!server->renderer) {
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sway_log(SWAY_ERROR, "Failed to create renderer");
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