From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Cyrus-Session-Id: sloti22d1t05-3447179-1520954961-2-7096817737564073641 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=1520954961; b=dFYZS+5y0b1R1SRcSQ1zQ9z6PPPYZHU2ZedIxRaCS/Rm+Qf 0WusnorqI4ebfn614WEGB9/OuHmzE8UosAW4QSHCYtWYK5SJrNSF5eh0kJoRqVtX erKjpinnwjef8pha7tK4UwgM8vFh+kR8qQk3NnFMbPpsQ/caS3VOzzfA0lNYhfrF bGQ6hzOcw7LS3t1c3ZK4r7I6xeY461z65Bed2hfvU/tHyYB+0/FGuDHiP/4gXwaG 4h/acWxemo7g1bGTRVl+AOAmz7+7j71kajr1wfNTzT5JhnkfDk1ALeaEm648/Ino Xf3bAO18Qqq0RerEBswmDxc5CO3rhGXbcOal/6A== 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=1520954961; bh=eG3Bv5ktjvWyMBhv2sZGDfts3D I/sv1oYgfLjWVzcHE=; b=OSDCE2iLSr15QCm5aiksvQ/8ZOixhME5FkKGv6oQy0 cYg7f/sKPB3loIJtW1RRKJsKut0ELIBdQ9bmxXoeYu8PbeROGn93Jt9xyADBUIh7 wQkDDLY0jWV7fWrUmKpmpUay6xB5I7qj5g0bs2E9KMK67VzjPo5TUo9nK6BXgI+L ObsjlQvuw4SCZPdeSeWg5e+LCkpFruguifTar99RfVPohK9s8Joy/UA564aESM4W XOs5rjLFXmZ55QEnLdzkaWDy0TS5nGlw5nRGCsElz9hwV+iGGtPcxL5z3h1HrBr9 5Mh3F7HSdPjt2nHEG/75z8SjV0GxcA2ZuqMOyAmeZDpA== ARC-Authentication-Results: i=1; mx2.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: mx2.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 S932443AbeCMP3D (ORCPT ); Tue, 13 Mar 2018 11:29:03 -0400 Received: from mail.linuxfoundation.org ([140.211.169.12]:58226 "EHLO mail.linuxfoundation.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S932268AbeCMP3A (ORCPT ); Tue, 13 Mar 2018 11:29:00 -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 4.15 034/146] drm/amdgpu: Notify sbios device ready before send request Date: Tue, 13 Mar 2018 16:23:21 +0100 Message-Id: <20180313152323.176864899@linuxfoundation.org> X-Mailer: git-send-email 2.16.2 In-Reply-To: <20180313152320.439085687@linuxfoundation.org> References: <20180313152320.439085687@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: 4.15-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 @@ -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)