Re: [PATCH RFC v2 03/16] PM / Domains: Support IRQ safe PM domains
From: Geert Uytterhoeven <geert@linux-m68k.org>
Date: 2015-06-29 13:10:52
Also in:
linux-arm-kernel
Sorry, I forgot a few comments... On Sat, Jun 27, 2015 at 5:02 AM, Lina Iyer [off-list ref] wrote:
quoted hunk ↗ jump to hunk
--- a/Documentation/power/devices.txt +++ b/Documentation/power/devices.txt
+context, may contain IRQ safe devices. Such domain may only contain only IRQ
Double "only".
+safe devices or IRQ safe sub-domains.
quoted hunk ↗ jump to hunk
@@ -532,15 +608,18 @@ static int pm_genpd_runtime_resume(struct device *dev) if (IS_ERR(genpd)) return -EINVAL; - /* If power.irq_safe, the PM domain is never powered off. */ - if (dev->power.irq_safe) { + /* + * As we dont power off a non IRQ safe domain, which holds a
Bogus "a" at the end.
+ * an IRQ safe device, we dont need to restore power to it. + */
Gr{oetje,eeting}s,
Geert
--
Geert Uytterhoeven -- There's lots of Linux beyond ia32 -- geert@linux-m68k.org
In personal conversations with technical people, I call myself a hacker. But
when I'm talking to journalists I just say "programmer" or something like that.
-- Linus Torvalds