Messages in this thread | | | From | Doug Anderson <> | Date | Tue, 25 Aug 2020 13:00:04 -0700 | Subject | Re: [PATCH v5 6/6] irqchip: qcom-pdc: Reset PDC interrupts during init |
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Hi,
On Sat, Aug 22, 2020 at 9:18 AM Maulik Shah <mkshah@codeaurora.org> wrote: > > Kexec can directly boot into a new kernel without going to complete > reboot. This can leave the previous kernel's configuration for PDC > interrupts as is. > > Clear previous kernel's configuration during init by setting interrupts > in enable bank to zero. The IRQs specified in qcom,pdc-ranges property > are the only ones that can be used by the new kernel so clear only those > IRQs. The remaining ones may be in use by a different kernel and should > not be set by new kernel. > > Suggested-by: Stephen Boyd <swboyd@chromium.org> > Signed-off-by: Maulik Shah <mkshah@codeaurora.org> > --- > drivers/irqchip/qcom-pdc.c | 11 ++++++++++- > 1 file changed, 10 insertions(+), 1 deletion(-)
Reviewed-by: Douglas Anderson <dianders@chromium.org>
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