This is a note to let you know that I've just added the patch titled
drm/radeon/kms: need to set up ss on DP bridges as well
to the 3.3-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-kms-need-to-set-up-ss-on-dp-bridges-as-well.patch
and it can be found in the queue-3.3 subdirectory.
If you, or anyone else, feels it should not be added to the stable tree,
please let <[email protected]> know about it.
>From 700698e7c303f5095107c62a81872c2c3dad1702 Mon Sep 17 00:00:00 2001
From: Alex Deucher <[email protected]>
Date: Fri, 27 Apr 2012 17:18:59 -0400
Subject: drm/radeon/kms: need to set up ss on DP bridges as well
From: Alex Deucher <[email protected]>
commit 700698e7c303f5095107c62a81872c2c3dad1702 upstream.
Makes Nutmeg DP to VGA bridges work for me.
Fixes:
https://bugs.freedesktop.org/show_bug.cgi?id=42490
Noticed by Jerome Glisse (after weeks of debugging).
Signed-off-by: Alex Deucher <[email protected]>
Signed-off-by: Dave Airlie <[email protected]>
Signed-off-by: Greg Kroah-Hartman <[email protected]>
---
drivers/gpu/drm/radeon/atombios_crtc.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
--- a/drivers/gpu/drm/radeon/atombios_crtc.c
+++ b/drivers/gpu/drm/radeon/atombios_crtc.c
@@ -912,8 +912,8 @@ static void atombios_crtc_set_pll(struct
break;
}
- if (radeon_encoder->active_device &
- (ATOM_DEVICE_LCD_SUPPORT | ATOM_DEVICE_DFP_SUPPORT)) {
+ if ((radeon_encoder->active_device & (ATOM_DEVICE_LCD_SUPPORT |
ATOM_DEVICE_DFP_SUPPORT)) ||
+ (radeon_encoder_get_dp_bridge_encoder_id(encoder) !=
ENCODER_OBJECT_ID_NONE)) {
struct radeon_encoder_atom_dig *dig = radeon_encoder->enc_priv;
struct drm_connector *connector =
radeon_get_connector_for_encoder(encoder);
Patches currently in stable-queue which might be from [email protected]
are
queue-3.3/drm-radeon-kms-need-to-set-up-ss-on-dp-bridges-as-well.patch
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