Re: [PATCH] arm64: defconfig: Enable Qualcomm Command DB driver

From: Vinod Koul
Date: Tue Nov 03 2020 - 01:00:06 EST


On 02-11-20, 17:08, Bjorn Andersson wrote:
> The Qualcomm Command DB driver seems to have been indirectly enabled by
> the Qualcomm DRM driver and up until the introduction of '778279f4f5e4
> ("soc: qcom: cmd-db: allow loading as a module")' this resulted in the
> driver "always" being builtin on arm64. But with the introduction of
> said change it, and all other RPMH related drivers, becomes =m.
>
> The immediate result is that the uart driver fails to probe, which
> depending on userspace's dependency on the presence of /dev/console
> might be fatal. For systems getting past this the default timeout of 0
> seconds for probe deferral of many subsystems causes the system to be
> completely useless.
>
> So, make Command DB builtin.

Reviewed-by: Vinod Koul <vkoul@xxxxxxxxxx>

--
~Vinod