Thread (9 messages) 9 messages, 5 authors, 2026-04-07

Re: [PATCH v5 1/3] PCI: trace: Add PCI controller LTSSM transition tracepoint

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From: Anand Moon <hidden>
Date: 2026-03-26 07:13:34
Also in: linux-doc, linux-pci, linux-rockchip

Hi Shawn,

On Wed, 25 Mar 2026 at 07:28, Shawn Lin [off-list ref] wrote:
Some platforms may provide LTSSM trace functionality, recording historical
LTSSM state transition information. This is very useful for debugging, such
as when certain devices cannot be recognized or link broken during test.
Implement the pci controller tracepoint for recording LTSSM and rate.

Signed-off-by: Shawn Lin <shawn.lin@rock-chips.com>
---
Tested-by: Anand Moon <redacted>

Thanks
-Anand
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