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    Subject[PATCH v2 23/37] drm/gma500: Add support for the nomodeset kernel parameter
    Date
    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 <javierm@redhat.com>
    ---

    (no changes since v1)

    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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