On Tue, Apr 18, 2017 at 9:11 PM, Eric Anholt <eric@xxxxxxxxxx> wrote:
> The FBDEV initialization would throw an error in dmesg, when we just
> want to silently not initialize fbdev on a V3D-only VC4 instance.
>
> Signed-off-by: Eric Anholt <eric@xxxxxxxxxx>
Hm, this shouldn't be an error really, you might want to hotplug more
connectors later on. What exactly complains?
-Daniel
> ---
> drivers/gpu/drm/vc4/vc4_kms.c | 10 ++++++----
> 1 file changed, 6 insertions(+), 4 deletions(-)
>
> diff --git a/drivers/gpu/drm/vc4/vc4_kms.c b/drivers/gpu/drm/vc4/vc4_kms.c
> index ad7925a9e0ea..237a504f11f0 100644
> --- a/drivers/gpu/drm/vc4/vc4_kms.c
> +++ b/drivers/gpu/drm/vc4/vc4_kms.c
> @@ -230,10 +230,12 @@ int vc4_kms_load(struct drm_device *dev)
>
> drm_mode_config_reset(dev);
>
> - vc4->fbdev = drm_fbdev_cma_init(dev, 32,
> - dev->mode_config.num_connector);
> - if (IS_ERR(vc4->fbdev))
> - vc4->fbdev = NULL;
> + if (dev->mode_config.num_connector) {
> + vc4->fbdev = drm_fbdev_cma_init(dev, 32,
> + dev->mode_config.num_connector);
> + if (IS_ERR(vc4->fbdev))
> + vc4->fbdev = NULL;
> + }
>
> drm_kms_helper_poll_init(dev);
>
> --
> 2.11.0
>
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--
Daniel Vetter
Software Engineer, Intel Corporation
+41 (0) 79 365 57 48 - http://blog.ffwll.ch
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