| From | Javier Martinez Canillas <> | Subject | [PATCH 10/60] drm/gma500: Add support for the nomodeset kernel parameter | Date | Wed, 15 Dec 2021 01:59:18 +0100 |
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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 systewm 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 <javierm@redhat.com> ---
drivers/gpu/drm/gma500/psb_drv.c | 3 +++ 1 file changed, 3 insertions(+)
diff --git a/drivers/gpu/drm/gma500/psb_drv.c b/drivers/gpu/drm/gma500/psb_drv.c index 65cf1c79dd7c..eeb681be9c95 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); } -- 2.33.1
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