Kconfig CONFIG_FB dependency regression

[Fabio Estevam]

Hi Thinh,

On Tue, Feb 1, 2022 at 8:06 PM Randy Dunlap <rdunlap at infradead.org> wrote:
>
> On 2/1/22 15:01, Thinh Nguyen wrote:
> > Hi,
> >
> > One of our test setups is unable to boot (stuck at initramfs). Git
> > bisection points to the commit below:
> >
> > f611b1e7624c ("drm: Avoid circular dependencies for CONFIG_FB")
> >
> > Reverting this patch resolves the issue. This issue persists in mainline
> > also. Unfortunately there isn't any meaningful log. Hopefully someone
> > can give some insight as to what could be the issue and revert/fix this
> > issue.
>
> Hi,
> Did you enable DRM_FBDEV_EMULATION?
> Please provide the failing .config file.

Does selecting CONFIG_FB=y help?

We had to manually select this option in imx_v6_v7_defconfig after f611b1e7624c.

Please see:
https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?h=v5.17-rc2&id=c54467482ffd407a4404c990697f432bfcb6cdc4