From: Mika Westerberg <mika.westerberg@linux.intel.com>
To: Kai-Heng Feng <kai.heng.feng@canonical.com>
Cc: andreas.noever@gmail.com, michael.jamet@intel.com,
YehezkelShB@gmail.com, sanju.mehta@amd.com,
mario.limonciello@amd.com, linux-usb@vger.kernel.org,
linux-kernel@vger.kernel.org
Subject: Re: [PATCH] thunderbolt: Resume PCIe bridges after switch is found on AMD USB4 controller
Date: Mon, 5 Sep 2022 18:36:30 +0300 [thread overview]
Message-ID: <YxYXfhCCaj6tGAx7@black.fi.intel.com> (raw)
In-Reply-To: <CAAd53p5hjmPgPNifo-QV9KU4DFbvPnrYV-YD2b6cSXNN=5GLWQ@mail.gmail.com>
On Mon, Sep 05, 2022 at 11:24:26PM +0800, Kai-Heng Feng wrote:
> > can you check if that is happening? It should show up in the dmesg when
> > CONFIG_PCI_DEBUG=y but I don't see it in yours.
>
> That's because there isn't any child device yet, so the function bails early:
> if (!dev->subordinate || list_empty(&dev->subordinate->devices))
Ah, of course I forgot that this is hotplug case so there are no need
for the delays :/
next prev parent reply other threads:[~2022-09-05 15:36 UTC|newest]
Thread overview: 19+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-09-05 6:56 [PATCH] thunderbolt: Resume PCIe bridges after switch is found on AMD USB4 controller Kai-Heng Feng
2022-09-05 7:07 ` Mika Westerberg
2022-09-05 7:26 ` Kai-Heng Feng
2022-09-05 7:50 ` Mika Westerberg
2022-09-05 13:18 ` Mika Westerberg
2022-09-05 15:24 ` Kai-Heng Feng
2022-09-05 15:36 ` Mika Westerberg [this message]
2022-09-05 15:21 ` Kai-Heng Feng
2022-09-05 15:34 ` Mika Westerberg
2022-09-06 12:57 ` Kai-Heng Feng
2022-09-06 13:37 ` Mika Westerberg
2022-09-06 14:29 ` Kai-Heng Feng
2022-09-06 14:59 ` Mika Westerberg
2022-09-06 15:22 ` Mika Westerberg
2022-09-05 7:29 ` Greg KH
2022-09-07 16:30 ` Limonciello, Mario
2022-09-08 14:02 ` Kai-Heng Feng
2022-09-08 15:22 ` Limonciello, Mario
2022-09-12 7:35 ` Kai-Heng Feng
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