From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Cyrus-Session-Id: sloti22d1t05-3552852-1521221623-2-18417021642230254859 X-Sieve: CMU Sieve 3.0 X-Spam-known-sender: no X-Spam-score: 0.0 X-Spam-hits: BAYES_00 -1.9, HEADER_FROM_DIFFERENT_DOMAINS 0.25, ME_NOAUTH 0.01, RCVD_IN_DNSWL_HI -5, T_RP_MATCHES_RCVD -0.01, LANGUAGES en, BAYES_USED global, SA_VERSION 3.4.0 X-Spam-source: IP='209.132.180.67', Host='vger.kernel.org', Country='CN', FromHeader='org', MailFrom='org' X-Spam-charsets: plain='UTF-8' X-Resolved-to: greg@kroah.com X-Delivered-to: greg@kroah.com X-Mail-from: stable-owner@vger.kernel.org ARC-Seal: i=1; a=rsa-sha256; cv=none; d=messagingengine.com; s=arctest; t=1521221623; b=TPQMTbJ3822MSX17WZOsmt38KWdHJSiIiPTz/6dxw78NhWg vOXxiqhpX3zaL5cAPJqqR7c99HwCDg3rmylQNSAKv+rXv3T9YbcZ4sWPSXE4b124 IHa8beUz0LzJtVFtUPdMaczpj6oIPBxHwZK+t8XOv5px0JibJ4Vebvj5UJxMwZYP kBRNiSqr11gPSqDOQFUPAhyqQQvjn1WX2R+la7PaEaXIJDzuaDsVzeIrCUjNEza2 uUzbqVuR8S5dAm+W2P+pM6LYo1h02Av6MqwIfuookXNMmkAV/Amth4uxWz2WBQGC 7ONTgxLR7gPG8ns4ariJddVxoy486D5cu2dWabg== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d= messagingengine.com; h=from:to:cc:subject:date:message-id :in-reply-to:references:mime-version:content-type:sender :list-id; s=arctest; t=1521221623; bh=tsiAnsg+W7/cjok5Aanrq3dcE3 lifnktOWnWeMtKik4=; b=Hu8A4vYIPqxbXQWah7MtYL1PegTIK3TaIuMb7Sr5rm oPkLly32V3jsZdKq9jGUMZnbPj7RT6fO0ClKN2E8zbrFi5trL1y8BO7LwY41bXnG KEt8nkDOr+MupgXw86lSDXWX1SJeWRYq0xR9UzfM5ojxI4VKghYaVenE2SZLbfVo EYD2bG/p3qkAwNaaAyo0iExAewWl3zqMyZtEhO55UdCDr52vG+znT/Pevd2/EFwf D1IchzLaeVkPRQGcwW9b4tTbR3Prpmdy9vF6EZTxJj3vKqax0l2CU1tBN8MVAEQQ wnyQtdgOJ8I4j4ZF38aO8nOlf0/zLGjeQGRXRi8iAHkw== ARC-Authentication-Results: i=1; mx1.messagingengine.com; arc=none (no signatures found); dkim=none (no signatures found); dmarc=none (p=none,has-list-id=yes,d=none) header.from=linuxfoundation.org; iprev=pass policy.iprev=209.132.180.67 (vger.kernel.org); spf=none smtp.mailfrom=stable-owner@vger.kernel.org smtp.helo=vger.kernel.org; x-aligned-from=fail; x-category=clean score=-100 state=0; x-ptr=pass x-ptr-helo=vger.kernel.org x-ptr-lookup=vger.kernel.org; x-return-mx=pass smtp.domain=vger.kernel.org smtp.result=pass smtp_org.domain=kernel.org smtp_org.result=pass smtp_is_org_domain=no header.domain=linuxfoundation.org header.result=pass header_is_org_domain=yes Authentication-Results: mx1.messagingengine.com; arc=none (no signatures found); dkim=none (no signatures found); dmarc=none (p=none,has-list-id=yes,d=none) header.from=linuxfoundation.org; iprev=pass policy.iprev=209.132.180.67 (vger.kernel.org); spf=none smtp.mailfrom=stable-owner@vger.kernel.org smtp.helo=vger.kernel.org; x-aligned-from=fail; x-category=clean score=-100 state=0; x-ptr=pass x-ptr-helo=vger.kernel.org x-ptr-lookup=vger.kernel.org; x-return-mx=pass smtp.domain=vger.kernel.org smtp.result=pass smtp_org.domain=kernel.org smtp_org.result=pass smtp_is_org_domain=no header.domain=linuxfoundation.org header.result=pass header_is_org_domain=yes Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S932217AbeCPRd0 (ORCPT ); Fri, 16 Mar 2018 13:33:26 -0400 Received: from mail.linuxfoundation.org ([140.211.169.12]:34136 "EHLO mail.linuxfoundation.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S932573AbeCPP1P (ORCPT ); Fri, 16 Mar 2018 11:27:15 -0400 From: Greg Kroah-Hartman To: linux-kernel@vger.kernel.org Cc: Greg Kroah-Hartman , stable@vger.kernel.org, Alex Deucher , Rex Zhu Subject: [PATCH 4.4 10/63] drm/amdgpu: Notify sbios device ready before send request Date: Fri, 16 Mar 2018 16:22:42 +0100 Message-Id: <20180316152301.225170299@linuxfoundation.org> X-Mailer: git-send-email 2.16.2 In-Reply-To: <20180316152259.964532775@linuxfoundation.org> References: <20180316152259.964532775@linuxfoundation.org> User-Agent: quilt/0.65 X-stable: review MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Sender: stable-owner@vger.kernel.org X-Mailing-List: stable@vger.kernel.org X-getmail-retrieved-from-mailbox: INBOX X-Mailing-List: linux-kernel@vger.kernel.org List-ID: 4.4-stable review patch. If anyone has any objections, please let me know. ------------------ 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 @@ -585,6 +585,9 @@ 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)