drm/i915: Don't depend on encoder->new_crtc in intel_hdmi_compute_config

Move towards atomic by using the legacy modeset's drm_atomic_state
instead.

Signed-off-by: Ander Conselvan de Oliveira <ander.conselvan.de.oliveira@intel.com>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>

diff --git a/drivers/gpu/drm/i915/intel_hdmi.c b/drivers/gpu/drm/i915/intel_hdmi.c
index b13a8be..cacbafd 100644 (file)
--- a/drivers/gpu/drm/i915/intel_hdmi.c
+++ b/drivers/gpu/drm/i915/intel_hdmi.c
@@ -951,19 +951,30 @@ intel_hdmi_mode_valid(struct drm_connector *connector,
        return MODE_OK;
 }
 
-static bool hdmi_12bpc_possible(struct intel_crtc *crtc)
+static bool hdmi_12bpc_possible(struct intel_crtc_state *crtc_state)
 {
-       struct drm_device *dev = crtc->base.dev;
+       struct drm_device *dev = crtc_state->base.crtc->dev;
+       struct drm_atomic_state *state;
        struct intel_encoder *encoder;
+       struct drm_connector_state *connector_state;
        int count = 0, count_hdmi = 0;
+       int i;
 
        if (HAS_GMCH_DISPLAY(dev))
                return false;
 
-       for_each_intel_encoder(dev, encoder) {
-               if (encoder->new_crtc != crtc)
+       state = crtc_state->base.state;
+
+       for (i = 0; i < state->num_connector; i++) {
+               if (!state->connectors[i])
                        continue;
 
+               connector_state = state->connector_states[i];
+               if (connector_state->crtc != crtc_state->base.crtc)
+                       continue;
+
+               encoder = to_intel_encoder(connector_state->best_encoder);
+
                count_hdmi += encoder->type == INTEL_OUTPUT_HDMI;
                count++;
        }
@@ -1020,7 +1031,7 @@ bool intel_hdmi_compute_config(struct intel_encoder *encoder,
         */
        if (pipe_config->pipe_bpp > 8*3 && pipe_config->has_hdmi_sink &&
            clock_12bpc <= portclock_limit &&
-           hdmi_12bpc_possible(encoder->new_crtc)) {
+           hdmi_12bpc_possible(pipe_config)) {
                DRM_DEBUG_KMS("picking bpc to 12 for HDMI output\n");
                desired_bpp = 12*3;