This is a note to let you know that I've just added the patch titled
drm/radeon: use frac fb div on RS780/RS880
to the 3.4-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-use-frac-fb-div-on-rs780-rs880.patch
and it can be found in the queue-3.4 subdirectory.
If you, or anyone else, feels it should not be added to the stable tree,
please let <stable@xxxxxxxxxxxxxxx> know about it.
>From 9ba240246fdb384fa1bd80a5b7528101e47d9bb8 Mon Sep 17 00:00:00 2001
From: Alex Deucher <alexander.deucher@xxxxxxx>
Date: Mon, 1 Apr 2013 16:06:25 -0400
Subject: drm/radeon: use frac fb div on RS780/RS880
From: Alex Deucher <alexander.deucher@xxxxxxx>
commit 411678288d61ba17afe1f8afed92200be6bbc65d upstream.
Monitors seem to prefer it. Fixes:
https://bugs.freedesktop.org/show_bug.cgi?id=37696
Signed-off-by: Alex Deucher <alexander.deucher@xxxxxxx>
[bwh: Backported to 3.2:
- Adjust context
- Add to pll->flags, not radeon_crtc->pll_flags]
Signed-off-by: Ben Hutchings <ben@xxxxxxxxxxxxxxx>
Cc: Weng Meiling <wengmeiling.weng@xxxxxxxxxx>
Signed-off-by: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx>
---
drivers/gpu/drm/radeon/atombios_crtc.c | 3 +++
1 file changed, 3 insertions(+)
--- a/drivers/gpu/drm/radeon/atombios_crtc.c
+++ b/drivers/gpu/drm/radeon/atombios_crtc.c
@@ -573,6 +573,9 @@ static u32 atombios_adjust_pll(struct dr
/* use frac fb div on APUs */
if (ASIC_IS_DCE41(rdev) || ASIC_IS_DCE61(rdev))
pll->flags |= RADEON_PLL_USE_FRAC_FB_DIV;
+ /* use frac fb div on RS780/RS880 */
+ if ((rdev->family == CHIP_RS780) || (rdev->family == CHIP_RS880))
+ pll->flags |= RADEON_PLL_USE_FRAC_FB_DIV;
if (ASIC_IS_DCE32(rdev) && mode->clock > 165000)
pll->flags |= RADEON_PLL_USE_FRAC_FB_DIV;
} else {
Patches currently in stable-queue which might be from alexander.deucher@xxxxxxx are
queue-3.4/drm-radeon-add-connector-table-for-mac-g4-silver.patch
queue-3.4/drm-radeon-fix-atpx-detection-on-non-vga-gpus.patch
queue-3.4/drm-radeon-cleanup-properly-if-mmio-mapping-fails.patch
queue-3.4/drm-radeon-call-drm_edid_to_eld-when-we-update-the-edid.patch
queue-3.4/drm-radeon-fix-amd-afusion-gpu-setup-aka-sumo-v2.patch
queue-3.4/drm-radeon-dce32-use-fractional-fb-dividers-for-high-clocks.patch
queue-3.4/drm-fix-documentation-for-drm_crtc_set_mode.patch
queue-3.4/drm-radeon-fix-panel-scaling-with-edp-and-lvds-bridges.patch
queue-3.4/drm-radeon-add-connector-table-for-sam440ep-embedded-board.patch
queue-3.4/drm-radeon-fix-typo-in-evergreen_mc_resume.patch
queue-3.4/drm-radeon-another-card-with-wrong-primary-dac-adj.patch
queue-3.4/drm-radeon-use-frac-fb-div-on-rs780-rs880.patch
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