From: Tony Lindgren <tony@atomide.com>
To: Alan Stern <stern@rowland.harvard.edu>
Cc: Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
linux-usb@vger.kernel.org, linux-omap@vger.kernel.org
Subject: usb: host: ohci-platform: Implement ohci_platform_shutdown
Date: Fri, 22 Mar 2019 12:30:57 -0700 [thread overview]
Message-ID: <20190322193057.GE19425@atomide.com> (raw)
* Alan Stern <stern@rowland.harvard.edu> [190322 18:37]:
> How about putting these runtime PM additions into
> usb_hcd_platform_shutdown instead, so they will apply to all platform
> controller drivers?
OK let's do that then.
> Also, are you certain you want the pm_runtime_put_sync at the end? If
> the system is shutting down anyway, why waste time doing an extra
> runtime suspend?
Well mostly to keep the calls paired. But maybe there are
also kexec reboot cases where we'd want to have things
properly disabled for PM before kexec.
Regards,
Tony
next reply other threads:[~2019-03-22 19:30 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-03-22 19:30 Tony Lindgren [this message]
-- strict thread matches above, loose matches on Subject: below --
2019-03-22 21:01 usb: host: ohci-platform: Implement ohci_platform_shutdown Alan Stern
2019-03-22 20:41 Tony Lindgren
2019-03-22 20:03 Alan Stern
2019-03-22 18:37 Alan Stern
2019-03-22 18:11 Tony Lindgren
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