[PATCH] drm/radeon/kms: need to set up ss on DP bridges as well
Christian König
deathsimple at vodafone.de
Sun Apr 29 07:08:06 PDT 2012
On 27.04.2012 23:18, alexdeucher at gmail.com wrote:
> From: Alex Deucher<alexander.deucher at amd.com>
>
> Makes Nutmeg DP to VGA bridges work for me.
>
> Fixes:
> https://bugs.freedesktop.org/show_bug.cgi?id=42490
>
> Noticed by Jerome Glisse
>
> Signed-off-by: Alex Deucher<alexander.deucher at amd.com>
> Cc: stable at vger.kernel.org
> ---
> drivers/gpu/drm/radeon/atombios_crtc.c | 4 ++--
> 1 files changed, 2 insertions(+), 2 deletions(-)
>
> diff --git a/drivers/gpu/drm/radeon/atombios_crtc.c b/drivers/gpu/drm/radeon/atombios_crtc.c
> index c5c31e0..af1054f 100644
> --- a/drivers/gpu/drm/radeon/atombios_crtc.c
> +++ b/drivers/gpu/drm/radeon/atombios_crtc.c
> @@ -958,8 +958,8 @@ static void atombios_crtc_set_pll(struct drm_crtc *crtc, struct drm_display_mode
> 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);
Also gets the NUTMEG bridge on my llano board working, but DP on trinity
is still problematic. Anyway:
Tested-by: Christian König <deathsimple at vodafone.de>
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