[PATCH v4 05/27] drm/i915: Use drm_atomic_helper_update_legacy_modeset_state, v2.

Maarten Lankhorst
2015-06-01T10:50:32Z

Now that the helper is exported there's no need to duplicate
this code any more.

Changes since v1:
- move intel_modeset_update_staged_output_state call to the right place.

Signed-off-by: Maarten Lankhorst <maarten.lankhorst@linux.intel.com>
Reviewed-by: Matt Roper <matthew.d.roper@intel.com>
---
drivers/gpu/drm/i915/intel_display.c | 61 +++---------------------------------
1 file changed, 4 insertions(+), 57 deletions(-)

diff --git a/drivers/gpu/drm/i915/intel_display.c b/drivers/gpu/drm/i915/intel_display.c
index a41938165d04..8e4f93411fc1 100644
--- a/drivers/gpu/drm/i915/intel_display.c
+++ b/drivers/gpu/drm/i915/intel_display.c
@@ -11485,43 +11485,6 @@ static void intel_modeset_update_connector_atomic_state(struct drm_device *dev)
}
}

-/* Fixup legacy state after an atomic state swap.
- */
-static void intel_modeset_fixup_state(struct drm_atomic_state *state)
-{
- struct intel_crtc *crtc;
- struct intel_encoder *encoder;
- struct intel_connector *connector;
-
- for_each_intel_connector(state->dev, connector) {
- connector->base.encoder = connector->base.state->best_encoder;
- if (connector->base.encoder)
- connector->base.encoder->crtc =
- connector->base.state->crtc;
- }
-
- /* Update crtc of disabled encoders */
- for_each_intel_encoder(state->dev, encoder) {
- int num_connectors = 0;
-
- for_each_intel_connector(state->dev, connector)
- if (connector->base.encoder == &encoder->base)
- num_connectors++;
-
- if (num_connectors == 0)
- encoder->base.crtc = NULL;
- }
-
- for_each_intel_crtc(state->dev, crtc) {
- crtc->base.enabled = crtc->base.state->enable;
- crtc->config = to_intel_crtc_state(crtc->base.state);
- }
-
- /* Copy the new configuration to the staged state, to keep the few
- * pieces of code that haven't been converted yet happy */
- intel_modeset_update_staged_output_state(state->dev);
-}
-
static void
connected_sink_compute_bpp(struct intel_connector *connector,
struct intel_crtc_state *pipe_config)
@@ -12009,11 +11972,14 @@ intel_modeset_update_state(struct drm_atomic_state *state)
intel_encoder->connectors_active = false;
}

- intel_modeset_fixup_state(state);
+ drm_atomic_helper_update_legacy_modeset_state(state->dev, state);
+ intel_modeset_update_staged_output_state(state->dev);

/* Double check state. */
for_each_crtc(dev, crtc) {
WARN_ON(crtc->state->enable != intel_crtc_in_use(crtc));
+
+ to_intel_crtc(crtc)->config = to_intel_crtc_state(crtc->state);
}

list_for_each_entry(connector, &dev->mode_config.connector_list, head) {
@@ -12716,25 +12682,6 @@ static int __intel_set_mode(struct drm_crtc *modeset_crtc,
drm_plane_helper_disable(crtc->primary);
}

- /* crtc->mode is already used by the ->mode_set callbacks, hence we need
- * to set it here already despite that we pass it down the callchain.
- *
- * Note we'll need to fix this up when we start tracking multiple
- * pipes; here we assume a single modeset_pipe and only track the
- * single crtc and mode.
- */
- if (pipe_config->base.enable && needs_modeset(&pipe_config->base)) {
- modeset_crtc->mode = pipe_config->base.mode;
-
- /*
- * Calculate and store various constants which
- * are later needed by vblank and swap-completion
- * timestamping. They are derived from true hwmode.
- */
- drm_calc_timestamping_constants(modeset_crtc,
- &pipe_config->base.adjusted_mode);
- }
-
/* Only after disabling all output pipelines that will be changed can we
* update the the output configuration. */
intel_modeset_update_state(state);