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Message-ID: <tencent_788D1D0B2D8FF4E718D8627502FE0A949C0A@qq.com>
Date: Wed, 26 Mar 2025 18:02:24 +0800
From: Yaxiong Tian <iambestgod@...com>
To: kbusch@...nel.org,
	axboe@...nel.dk,
	hch@....de,
	sagi@...mberg.me
Cc: linux-nvme@...ts.infradead.org,
	linux-kernel@...r.kernel.org,
	Yaxiong Tian <tianyaxiong@...inos.cn>
Subject: [PATCH 0/3] nvme: Add sysfs interface for APST configuration management

From: Yaxiong Tian <tianyaxiong@...inos.cn>

This series enhances NVMe APST (Autonomous Power State Transition) support by:
1. Adding warnings for PST table allocation failures
2. Exposing APST tables via sysfs for runtime inspection
3. Providing per-controller sysfs interface for APST configuration

The changes allow better visibility and control of power management settings
through userspace tools while maintaining the existing functionality.

Yaxiong Tian (3):
  nvme: Add warning for PST table memory allocation failure in
    nvme_configure_apst
  nvme: add sysfs interface for APST table updates
  nvme: add per-controller sysfs interface for APST configuration

 drivers/nvme/host/core.c  | 24 ++++++++++------
 drivers/nvme/host/nvme.h  |  6 ++++
 drivers/nvme/host/sysfs.c | 59 +++++++++++++++++++++++++++++++++++++++
 3 files changed, 81 insertions(+), 8 deletions(-)

-- 
2.25.1


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