Patch "Revert "drm/radeon: adjust pll when audio is not enabled"" has been added to the 4.0-stable tree

Patch "Revert "drm/radeon: adjust pll when audio is not enabled"" has been added to the 4.0-stable tree

[gregkh]

This is a note to let you know that I've just added the patch titled

    Revert "drm/radeon: adjust pll when audio is not enabled"

to the 4.0-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:
     revert-drm-radeon-adjust-pll-when-audio-is-not-enabled.patch
and it can be found in the queue-4.0 subdirectory.

If you, or anyone else, feels it should not be added to the stable tree,
please let <stable@vger.kernel.org> know about it.


>From ebb9bf18636926d5da97136c22e882c5d91fda73 Mon Sep 17 00:00:00 2001
From: Alex Deucher <alexander.deucher@amd.com>
Date: Wed, 10 Jun 2015 01:30:54 -0400
Subject: Revert "drm/radeon: adjust pll when audio is not enabled"

From: Alex Deucher <alexander.deucher@amd.com>

commit ebb9bf18636926d5da97136c22e882c5d91fda73 upstream.

This reverts commit 7fe04d6fa824ccea704535a597dc417c8687f990.

Fixes some systems at the expense of others.  Need to properly
fix the pll divider selection.

bug:
https://bugzilla.kernel.org/show_bug.cgi?id=99651

Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

---
 drivers/gpu/drm/radeon/atombios_crtc.c |    3 ---
 1 file changed, 3 deletions(-)

--- a/drivers/gpu/drm/radeon/atombios_crtc.c
+++ b/drivers/gpu/drm/radeon/atombios_crtc.c
@@ -580,9 +580,6 @@ static u32 atombios_adjust_pll(struct dr
 		else
 			radeon_crtc->pll_flags |= RADEON_PLL_PREFER_LOW_REF_DIV;
 
-		/* if there is no audio, set MINM_OVER_MAXP  */
-		if (!drm_detect_monitor_audio(radeon_connector_edid(connector)))
-			radeon_crtc->pll_flags |= RADEON_PLL_PREFER_MINM_OVER_MAXP;
 		if (rdev->family < CHIP_RV770)
 			radeon_crtc->pll_flags |= RADEON_PLL_PREFER_MINM_OVER_MAXP;
 		/* use frac fb div on APUs */


Patches currently in stable-queue which might be from alexander.deucher@amd.com are

queue-4.0/drm-radeon-fix-freeze-for-laptop-with-turks-thames-gpu.patch
queue-4.0/revert-drm-radeon-adjust-pll-when-audio-is-not-enabled.patch
queue-4.0/drm-radeon-use-proper-acr-regisiter-for-dce3.2.patch
queue-4.0/drm-radeon-make-sure-radeon_vm_bo_set_addr-always-unreserves-the-bo.patch
queue-4.0/revert-drm-radeon-don-t-share-plls-if-monitors-differ-in-audio-support.patch
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