On Sun, Dec 15, 2019 at 09:30:44PM +0300, Dmitry Osipenko wrote:
> Hello,
>
> I was investigating why CPU hangs during of GPIO driver suspend and in
> the end it turned out that it is a Broadcom WiFi driver problem because
> it keeps OOB wake-interrupt enabled while WLAN interface is DOWN and this
> may cause a bit weird CPU hang on writing to INT_ENB register during of
> GPIO driver suspend. Meanwhile I also noticed that a few things could be
> improved in the driver, that's what this small series addresses.
>
> Dmitry Osipenko (3):
> gpio: tegra: Use generic readl_relaxed/writel_relaxed accessors
> gpio: tegra: Properly handle irq_set_irq_wake() error
> gpio: tegra: Use NOIRQ phase for suspend/resume
>
> drivers/gpio/gpio-tegra.c | 21 ++++++++++-----------
> 1 file changed, 10 insertions(+), 11 deletions(-)
Patches look good:
Reviewed-by: Thierry Reding <treding@xxxxxxxxxx>
I also applied this series on top of v5.5-rc1 and ran it through our
test system:
Test results:
13 builds: 13 pass, 0 fail
22 boots: 22 pass, 0 fail
34 tests: 34 pass, 0 fail
Linux version: 5.5.0-rc1-g3d0b4fced39e
Boards tested: tegra124-jetson-tk1, tegra186-p2771-0000,
tegra194-p2972-0000, tegra20-ventana,
tegra210-p2371-2180, tegra30-cardhu-a04
All tests passing, so:
Tested-by: Thierry Reding <treding@xxxxxxxxxx>
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