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nvidia: Validate the nvidia_drm module options
When the proprietary nvidia driver is used, ensure the modeset option is set instead of checking /proc/cmdline for nvidia-drm.modeset=1.
This commit is contained in:
parent
5551bf92a9
commit
88d042ec49
24
sway/main.c
24
sway/main.c
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@ -135,6 +135,29 @@ void detect_proprietary() {
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"You need nvidia, nvidia_modeset, nvidia_uvm, and nvidia_drm."
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"You need nvidia, nvidia_modeset, nvidia_uvm, and nvidia_drm."
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"\x1B[0m\n");
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"\x1B[0m\n");
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}
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}
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#ifdef __linux__
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f = fopen("/sys/module/nvidia_drm/parameters/modeset", "r");
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if (f) {
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char *line = read_line(f);
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if (line && strstr(line, "Y")) {
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// nvidia-drm.modeset is set to 0
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fprintf(stderr, "\x1B[1;31mWarning: You must load "
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"nvidia-drm with the modeset option on to use "
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"the proprietary driver. Consider adding "
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"nvidia-drm.modeset=1 to your kernel command line "
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"parameters.\x1B[0m\n");
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}
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fclose(f);
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free(line);
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} else {
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// nvidia-drm.modeset is not set
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fprintf(stderr, "\x1B[1;31mWarning: You must load "
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"nvidia-drm with the modeset option on to use "
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"the proprietary driver. Consider adding "
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"nvidia-drm.modeset=1 to your kernel command line "
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"parameters.\x1B[0m\n");
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}
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#else
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f = fopen("/proc/cmdline", "r");
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f = fopen("/proc/cmdline", "r");
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if (f) {
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if (f) {
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char *line = read_line(f);
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char *line = read_line(f);
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@ -146,6 +169,7 @@ void detect_proprietary() {
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fclose(f);
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fclose(f);
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free(line);
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free(line);
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}
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}
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#endif
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}
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}
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}
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}
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