On Mon, Jan 04, 2016 at 12:53:19PM +0100, Maarten Lankhorst wrote:
> Signed-off-by: Maarten Lankhorst <maarten.lankho...@linux.intel.com>
> ---
> drivers/gpu/drm/i915/intel_display.c | 11 ++++++++---
> 1 file changed, 8 insertions(+), 3 deletions(-)
>
> diff --git a/drivers/gpu/drm/i915/intel_display.c
> b/drivers/gpu/drm/i915/intel_display.c
> index 1e42309ec40a..b76778d76035 100644
> --- a/drivers/gpu/drm/i915/intel_display.c
> +++ b/drivers/gpu/drm/i915/intel_display.c
> @@ -15421,6 +15421,7 @@ static void intel_sanitize_crtc(struct intel_crtc
> *crtc)
> WARN_ON(drm_atomic_set_mode_for_crtc(crtc->base.state, NULL) <
> 0);
> crtc->base.state->active = crtc->active;
> crtc->base.enabled = crtc->active;
> + crtc->base.state->connector_mask = 0;
>
> /* Because we only establish the connector -> encoder ->
> * crtc links if something is active, this means the
> @@ -15456,20 +15457,24 @@ static void intel_sanitize_encoder(struct
> intel_encoder *encoder)
> {
> struct intel_connector *connector;
> struct drm_device *dev = encoder->base.dev;
> + struct drm_crtc *crtc = encoder->base.crtc;
> bool active = false;
>
> /* We need to check both for a crtc link (meaning that the
> * encoder is active and trying to read from a pipe) and the
> * pipe itself being active. */
> - bool has_active_crtc = encoder->base.crtc &&
> - to_intel_crtc(encoder->base.crtc)->active;
> + bool has_active_crtc = crtc && crtc->state->active;
>
> for_each_intel_connector(dev, connector) {
> if (connector->base.encoder != &encoder->base)
> continue;
>
> active = true;
> - break;
> + if (!has_active_crtc)
> + break;
> +
> + crtc->state->connector_mask |=
> + 1 << drm_connector_index(&connector->base);
I still think this is the wrong place. Imo this should be done in
intel_modeset_update_connector_atomic_state. It'd be great if we could
somehow share the logic with drm_atomic_set_crtc_for_connector even, but
that's probably over the top.
-Daniel
> }
>
> if (active && !has_active_crtc) {
> --
> 2.1.0
>
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--
Daniel Vetter
Software Engineer, Intel Corporation
http://blog.ffwll.ch
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