From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail.linuxfoundation.org ([140.211.169.12]:56706 "EHLO mail.linuxfoundation.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S932227AbeCLPl2 (ORCPT ); Mon, 12 Mar 2018 11:41:28 -0400 Subject: Patch "drm/amdgpu: Notify sbios device ready before send request" has been added to the 4.14-stable tree To: Rex.Zhu@amd.com, alexander.deucher@amd.com, gregkh@linuxfoundation.org Cc: , From: Date: Mon, 12 Mar 2018 16:40:56 +0100 Message-ID: <152086925616846@kroah.com> MIME-Version: 1.0 Content-Type: text/plain; charset=ANSI_X3.4-1968 Content-Transfer-Encoding: 8bit Sender: stable-owner@vger.kernel.org List-ID: This is a note to let you know that I've just added the patch titled drm/amdgpu: Notify sbios device ready before send request to the 4.14-stable tree which can be found at: http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary The filename of the patch is: drm-amdgpu-notify-sbios-device-ready-before-send-request.patch and it can be found in the queue-4.14 subdirectory. If you, or anyone else, feels it should not be added to the stable tree, please let know about it. >>From 1bced75f4ab04bec55aecb57d99435dc6d0ae5a0 Mon Sep 17 00:00:00 2001 From: Rex Zhu Date: Tue, 27 Feb 2018 18:20:53 +0800 Subject: drm/amdgpu: Notify sbios device ready before send request From: Rex Zhu commit 1bced75f4ab04bec55aecb57d99435dc6d0ae5a0 upstream. it is required if a platform supports PCIe root complex core voltage reduction. After receiving this notification, SBIOS can apply default PCIe root complex power policy. Reviewed-by: Alex Deucher Signed-off-by: Rex Zhu Signed-off-by: Alex Deucher Cc: stable@vger.kernel.org Signed-off-by: Greg Kroah-Hartman --- drivers/gpu/drm/amd/amdgpu/amdgpu_acpi.c | 3 +++ 1 file changed, 3 insertions(+) --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_acpi.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_acpi.c @@ -540,6 +540,9 @@ int amdgpu_acpi_pcie_performance_request size_t size; u32 retry = 3; + if (amdgpu_acpi_pcie_notify_device_ready(adev)) + return -EINVAL; + /* Get the device handle */ handle = ACPI_HANDLE(&adev->pdev->dev); if (!handle) Patches currently in stable-queue which might be from Rex.Zhu@amd.com are queue-4.14/drm-amdgpu-notify-sbios-device-ready-before-send-request.patch