From: Tony Lindgren <tony@atomide.com>
To: Linus Walleij <linus.walleij@linaro.org>,
Bartosz Golaszewski <bgolaszewski@baylibre.com>
Cc: linux-gpio@vger.kernel.org, linux-omap@vger.kernel.org,
linux-arm-kernel@lists.infradead.org,
Dave Gerlach <d-gerlach@ti.com>,
Grygorii Strashko <grygorii.strashko@ti.com>,
Keerthy <j-keerthy@ti.com>, Ladislav Michl <ladis@linux-mips.org>,
Russell King <rmk+kernel@armlinux.org.uk>,
Tero Kristo <t-kristo@ti.com>,
Aaro Koskinen <aaro.koskinen@iki.fi>,
Peter Ujfalusi <peter.ujfalusi@ti.com>
Subject: Re: [PATCH 1/3] ARM: OMAP2+: Handle errors for cpu_pm
Date: Wed, 4 Mar 2020 14:56:59 -0800 [thread overview]
Message-ID: <20200304225659.GA37466@atomide.com> (raw)
In-Reply-To: <20200304225433.37336-2-tony@atomide.com>
* Tony Lindgren <tony@atomide.com> [200304 22:55]:
> We need to check for errors when calling cpu_pm_enter() and
> cpu_cluster_pm_enter(). And we need to bail out on errors as
> otherwise we can enter a deeper idle state when not desired.
>
> I'm not aware of the lack of error handling causing issues yet,
> but we need this at least for blocking deeper idle states when
> a GPIO instance has pending interrupts.
Also, If these changes look OK, it's probably best to apply all
three into some immutable gpio branch against v5.6-rc1 that
I can merge in too if needed.
Regards,
Tony
next prev parent reply other threads:[~2020-03-04 22:57 UTC|newest]
Thread overview: 9+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-03-04 22:54 [PATCH 0/3] Block idle in gpio-omap with cpu_pm Tony Lindgren
2020-03-04 22:54 ` [PATCH 1/3] ARM: OMAP2+: Handle errors for cpu_pm Tony Lindgren
2020-03-04 22:56 ` Tony Lindgren [this message]
2020-03-04 22:54 ` [PATCH 2/3] gpio: omap: Block idle on pending gpio interrupts Tony Lindgren
2020-03-04 22:54 ` [PATCH 3/3] Revert "gpio: omap: Fix lost edge wake-up interrupts" Tony Lindgren
2020-03-09 9:26 ` [PATCH 0/3] Block idle in gpio-omap with cpu_pm Linus Walleij
2020-03-09 18:01 ` Tony Lindgren
2020-03-17 17:34 ` Tony Lindgren
2020-03-27 10:10 ` Linus Walleij
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