Re: [PATCH v2 1/3] PCI: qcom: reshuffle reset logic in 2_7_0 .init

From: Bjorn Helgaas
Date: Mon Feb 12 2024 - 16:14:44 EST


Would be nice to have a hint in the subject line about what this does.
Also capitalize to match the others ("PCI: qcom: <Capitalized verb>").

On Sat, Feb 10, 2024 at 06:10:05PM +0100, Konrad Dybcio wrote:
> At least on SC8280XP, if the PCIe reset is asserted, the corresponding
> AUX_CLK will be stuck at 'off'. This has not been an issue so far,
> since the reset is both left de-asserted by the previous boot stages
> and the driver only toggles it briefly in .init.
>
> As part of the upcoming suspend prodecure however, the reset will be
> held asserted.

s/prodecure/procedure/

> Assert the reset (which may end up being a NOP in some cases) and
> de-assert it back *before* turning on the clocks in preparation for
> introducing RC powerdown and reinitialization.

Bjorn