From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail.linuxfoundation.org ([140.211.169.12]:44867 "EHLO mail.linuxfoundation.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752558AbcJDIUd (ORCPT ); Tue, 4 Oct 2016 04:20:33 -0400 Subject: Patch "drm/radeon/si/dpm: add workaround for for Jet parts" has been added to the 4.4-stable tree To: alexander.deucher@amd.com, gregkh@linuxfoundation.org, sonny.jiang@amd.com Cc: , From: Date: Tue, 04 Oct 2016 10:17:00 +0200 Message-ID: <1475569020234116@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/radeon/si/dpm: add workaround for for Jet parts to the 4.4-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-radeon-si-dpm-add-workaround-for-for-jet-parts.patch and it can be found in the queue-4.4 subdirectory. If you, or anyone else, feels it should not be added to the stable tree, please let know about it. >>From 670bb4fd21c966d0d2a59ad4a99bb4889f9a2987 Mon Sep 17 00:00:00 2001 From: Alex Deucher Date: Mon, 26 Sep 2016 15:32:50 -0400 Subject: drm/radeon/si/dpm: add workaround for for Jet parts 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; Patches currently in stable-queue which might be from alexander.deucher@amd.com are queue-4.4/drm-radeon-si-dpm-add-workaround-for-for-jet-parts.patch