This is a note to let you know that I've just added the patch titled
drm/radeon: improve dac adjust heuristics for legacy pdac
to the 3.10-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-improve-dac-adjust-heuristics-for-legacy-pdac.patch
and it can be found in the queue-3.10 subdirectory.
If you, or anyone else, feels it should not be added to the stable tree,
please let <stable@xxxxxxxxxxxxxxx> know about it.
>From 03ed8cf9b28d886c64c7e705c7bb1a365fd8fb95 Mon Sep 17 00:00:00 2001
From: Alex Deucher <alexander.deucher@xxxxxxx>
Date: Fri, 19 Jul 2013 17:44:43 -0400
Subject: drm/radeon: improve dac adjust heuristics for legacy pdac
From: Alex Deucher <alexander.deucher@xxxxxxx>
commit 03ed8cf9b28d886c64c7e705c7bb1a365fd8fb95 upstream.
Hopefully avoid more quirks in the future due to bogus
vbios dac data.
Signed-off-by: Alex Deucher <alexander.deucher@xxxxxxx>
Signed-off-by: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx>
---
drivers/gpu/drm/radeon/radeon_combios.c | 6 ++++--
1 file changed, 4 insertions(+), 2 deletions(-)
--- a/drivers/gpu/drm/radeon/radeon_combios.c
+++ b/drivers/gpu/drm/radeon/radeon_combios.c
@@ -902,8 +902,10 @@ struct radeon_encoder_primary_dac *radeo
dac = RBIOS8(dac_info + 0x3) & 0xf;
p_dac->ps2_pdac_adj = (bg << 8) | (dac);
}
- /* if the values are all zeros, use the table */
- if (p_dac->ps2_pdac_adj)
+ /* if the values are zeros, use the table */
+ if ((dac == 0) || (bg == 0))
+ found = 0;
+ else
found = 1;
}
Patches currently in stable-queue which might be from alexander.deucher@xxxxxxx are
queue-3.10/drm-radeon-fix-combios-tables-on-older-cards.patch
queue-3.10/drm-radeon-align-vm-ptbs-page-table-blocks-to-32k.patch
queue-3.10/drm-radeon-fix-uvd-fence-emit.patch
queue-3.10/drm-radeon-fix-endian-issues-with-dp-handling-v3.patch
queue-3.10/drm-radeon-another-card-with-wrong-primary-dac-adj.patch
queue-3.10/drm-radeon-improve-dac-adjust-heuristics-for-legacy-pdac.patch
queue-3.10/drm-radeon-allow-selection-of-alignment-in-the-sub-allocator.patch
queue-3.10/drm-radeon-vm-only-align-the-pt-base-to-32k.patch
queue-3.10/drm-radeon-hdmi-make-sure-we-have-an-afmt-block-assigned.patch
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