From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1755835AbcJFIhf (ORCPT ); Thu, 6 Oct 2016 04:37:35 -0400 Received: from mail.linuxfoundation.org ([140.211.169.12]:47158 "EHLO mail.linuxfoundation.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751772AbcJFIhb (ORCPT ); Thu, 6 Oct 2016 04:37:31 -0400 From: Greg Kroah-Hartman To: linux-kernel@vger.kernel.org Cc: Greg Kroah-Hartman , stable@vger.kernel.org, Sonny Jiang , Alex Deucher Subject: [PATCH 4.7 011/141] drm/radeon/si/dpm: add workaround for for Jet parts Date: Thu, 6 Oct 2016 10:27:27 +0200 Message-Id: <20161006074449.092966502@linuxfoundation.org> X-Mailer: git-send-email 2.10.0 In-Reply-To: <20161006074448.608056610@linuxfoundation.org> References: <20161006074448.608056610@linuxfoundation.org> User-Agent: quilt/0.64 MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org 4.7-stable review patch. If anyone has any objections, please let me know. ------------------ From: Alex Deucher commit 670bb4fd21c966d0d2a59ad4a99bb4889f9a2987 upstream. Add clock quirks for Jet parts. Reviewed-by: Sonny Jiang Tested-by: Sonny Jiang Signed-off-by: Alex Deucher Signed-off-by: Alex Deucher Signed-off-by: Greg Kroah-Hartman --- drivers/gpu/drm/radeon/si_dpm.c | 6 ++++++ 1 file changed, 6 insertions(+) --- a/drivers/gpu/drm/radeon/si_dpm.c +++ b/drivers/gpu/drm/radeon/si_dpm.c @@ -3015,6 +3015,12 @@ static void si_apply_state_adjust_rules( if (rdev->pdev->device == 0x6811 && rdev->pdev->revision == 0x81) max_mclk = 120000; + /* limit sclk/mclk on Jet parts for stability */ + if (rdev->pdev->device == 0x6665 && + rdev->pdev->revision == 0xc3) { + max_sclk = 75000; + max_mclk = 80000; + } if (rps->vce_active) { rps->evclk = rdev->pm.dpm.vce_states[rdev->pm.dpm.vce_level].evclk;