From: Javier Martinez Canillas Date: Fri, 17 Dec 2021 00:37:38 +0000 (+0100) Subject: drm/gma500: Add support for the nomodeset kernel parameter X-Git-Url: http://git.maquefel.me/?a=commitdiff_plain;h=ba4a28bb168aefa98ee422be8e04a0c964256f95;p=linux.git drm/gma500: Add support for the nomodeset kernel parameter According to disable Documentation/admin-guide/kernel-parameters.txt, this parameter can be used to disable kernel modesetting. DRM drivers will not perform display-mode changes or accelerated rendering and only the system framebuffer will be available if it was set-up. But only a few DRM drivers currently check for nomodeset, make this driver to also support the command line parameter. Signed-off-by: Javier Martinez Canillas Acked-by: Daniel Vetter Link: https://patchwork.freedesktop.org/patch/msgid/20211217003752.3946210-24-javierm@redhat.com --- diff --git a/drivers/gpu/drm/gma500/psb_drv.c b/drivers/gpu/drm/gma500/psb_drv.c index 65cf1c79dd7cc..eeb681be9c955 100644 --- a/drivers/gpu/drm/gma500/psb_drv.c +++ b/drivers/gpu/drm/gma500/psb_drv.c @@ -538,6 +538,9 @@ static struct pci_driver psb_pci_driver = { static int __init psb_init(void) { + if (drm_firmware_drivers_only()) + return -ENODEV; + return pci_register_driver(&psb_pci_driver); }