From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Message-Id: <20120504204226.183520567@linuxfoundation.org> Date: Fri, 04 May 2012 13:42:45 -0700 From: Greg KH To: linux-kernel@vger.kernel.org, stable@vger.kernel.org Cc: torvalds@linux-foundation.org, akpm@linux-foundation.org, alan@lxorguk.ukuu.org.uk, Alex Deucher , Dave Airlie Subject: [ 21/75] drm/radeon/kms: need to set up ss on DP bridges as well In-Reply-To: <20120504204258.GA12552@kroah.com> Sender: linux-kernel-owner@vger.kernel.org List-ID: 3.3-stable review patch. If anyone has any objections, please let me know. ------------------ From: Alex Deucher 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 Signed-off-by: Dave Airlie Signed-off-by: Greg Kroah-Hartman --- 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);