Attachment 107784 Details for Bug 82889 – disable ulv state on SI

[patch] disable ulv state on SI

0001-drm-radeon-dpm-disable-ulv-support-on-SI.patch (text/plain), 1.06 KB, created by Alex Deucher on 2014-10-13 16:48:38 UTC

(hide)

Description:

Filename:

MIME Type:

Creator: Alex Deucher

Created: 2014-10-13 16:48:38 UTC

Size: 1.06 KB

patch

obsolete

>From 326cde5749c94f7404e0b248411ea15f8ebe7e5c Mon Sep 17 00:00:00 2001
>From: Alex Deucher <alexander.deucher@amd.com>
>Date: Mon, 13 Oct 2014 12:44:49 -0400
>Subject: [PATCH] drm/radeon/dpm: disable ulv support on SI
>
>Causes problems on some boards.
>
>bug:
>https://bugs.freedesktop.org/show_bug.cgi?id=82889
>
>Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
>Cc: stable@vger.kernel.org
>---
> drivers/gpu/drm/radeon/si_dpm.c | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
>diff --git a/drivers/gpu/drm/radeon/si_dpm.c b/drivers/gpu/drm/radeon/si_dpm.c
>index 70e61ff..1202e0f 100644
>--- a/drivers/gpu/drm/radeon/si_dpm.c
>+++ b/drivers/gpu/drm/radeon/si_dpm.c
>@@ -6255,7 +6255,7 @@ static void si_parse_pplib_clock_info(struct radeon_device *rdev,
> 	if ((rps->class2 & ATOM_PPLIB_CLASSIFICATION2_ULV) &&
> 	    index == 0) {
> 		/* XXX disable for A0 tahiti */
>-		si_pi->ulv.supported = true;
>+		si_pi->ulv.supported = false;
> 		si_pi->ulv.pl = *pl;
> 		si_pi->ulv.one_pcie_lane_in_ulv = false;
> 		si_pi->ulv.volt_change_delay = SISLANDS_ULVVOLTAGECHANGEDELAY_DFLT;
>-- 
>1.8.3.1
>

Actions: View | Splinter Review

Attachments on bug 82889: 105003 | 105455 | 105456 | 106873 | 106884 | 107784 | 108125

Use of freedesktop.org services, including Bugzilla, is subject to our Code of Conduct. How we collect and use information is described in our Privacy Policy.