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| author | Javier Martinez Canillas <javierm@redhat.com> | 2021-12-17 01:37:50 +0100 |
|---|---|---|
| committer | Javier Martinez Canillas <javierm@redhat.com> | 2022-01-27 19:15:50 +0100 |
| commit | 93804f5d2dd2f9c1b7f45fe630a2f5302ae0dcfb (patch) | |
| tree | f0ec055b4020df486a5dc69674fd3bbddc58077a /drivers/gpu/drm/tegra | |
| parent | 89ec0023200e20ab4f601aaae1e457a0026209bc (diff) | |
| download | linux-93804f5d2dd2f9c1b7f45fe630a2f5302ae0dcfb.tar.gz | |
drm/tegra: 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 <javierm@redhat.com>
Acked-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Link: https://patchwork.freedesktop.org/patch/msgid/20211217003752.3946210-36-javierm@redhat.com
Diffstat (limited to 'drivers/gpu/drm/tegra')
| -rw-r--r-- | drivers/gpu/drm/tegra/drm.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/drivers/gpu/drm/tegra/drm.c b/drivers/gpu/drm/tegra/drm.c index 8d37d6b00562..48e35d686473 100644 --- a/drivers/gpu/drm/tegra/drm.c +++ b/drivers/gpu/drm/tegra/drm.c @@ -1382,6 +1382,9 @@ static int __init host1x_drm_init(void) { int err; + if (drm_firmware_drivers_only()) + return -ENODEV; + err = host1x_driver_register(&host1x_drm_driver); if (err < 0) return err; |