On Fri, Dec 20, 2019 at 07:29:49AM -0800, José Roberto de Souza wrote:
> intel_connector_needs_modeset() will be used outside of
> intel_display.c in a future patch so it would only be necessary to
> remove the state and add the prototype to the header file.
>
> But while at it, I simplified the arguments and moved it to a better
> place intel_atomic.c.
>
> No behavior changes intended here.
>
> v3:
> - removed digital from exported version of intel_connector_needs_modeset
> - rollback connector to drm type
>
> v4:
> - Renamed new_connector_state to new_conn_state
> - Going back to drm_connector_state in
> intel_encoders_update_prepare/complete as we also have
> intel_tv_connector_state
>
> Reviewed-by: Ville Syrjälä <ville.syrjala@xxxxxxxxxxxxxxx>
> Cc: Ville Syrjälä <ville.syrjala@xxxxxxxxxxxxxxx>
> Cc: Lucas De Marchi <lucas.demarchi@xxxxxxxxx>
> Signed-off-by: José Roberto de Souza <jose.souza@xxxxxxxxx>
Reviewed-by: Ville Syrjälä <ville.syrjala@xxxxxxxxxxxxxxx>
> ---
> drivers/gpu/drm/i915/display/intel_atomic.c | 18 ++++++++
> drivers/gpu/drm/i915/display/intel_atomic.h | 2 +
> drivers/gpu/drm/i915/display/intel_display.c | 45 ++++++--------------
> 3 files changed, 34 insertions(+), 31 deletions(-)
>
> diff --git a/drivers/gpu/drm/i915/display/intel_atomic.c b/drivers/gpu/drm/i915/display/intel_atomic.c
> index fd0026fc3618..b7dda18b6f29 100644
> --- a/drivers/gpu/drm/i915/display/intel_atomic.c
> +++ b/drivers/gpu/drm/i915/display/intel_atomic.c
> @@ -174,6 +174,24 @@ intel_digital_connector_duplicate_state(struct drm_connector *connector)
> return &state->base;
> }
>
> +/**
> + * intel_connector_needs_modeset - check if connector needs a modeset
> + */
> +bool
> +intel_connector_needs_modeset(struct intel_atomic_state *state,
> + struct drm_connector *connector)
> +{
> + const struct drm_connector_state *old_conn_state, *new_conn_state;
> +
> + old_conn_state = drm_atomic_get_old_connector_state(&state->base, connector);
> + new_conn_state = drm_atomic_get_new_connector_state(&state->base, connector);
> +
> + return old_conn_state->crtc != new_conn_state->crtc ||
> + (new_conn_state->crtc &&
> + drm_atomic_crtc_needs_modeset(drm_atomic_get_new_crtc_state(&state->base,
> + new_conn_state->crtc)));
> +}
> +
> /**
> * intel_crtc_duplicate_state - duplicate crtc state
> * @crtc: drm crtc
> diff --git a/drivers/gpu/drm/i915/display/intel_atomic.h b/drivers/gpu/drm/i915/display/intel_atomic.h
> index 7b49623419ba..a7d1a8576c48 100644
> --- a/drivers/gpu/drm/i915/display/intel_atomic.h
> +++ b/drivers/gpu/drm/i915/display/intel_atomic.h
> @@ -32,6 +32,8 @@ int intel_digital_connector_atomic_check(struct drm_connector *conn,
> struct drm_atomic_state *state);
> struct drm_connector_state *
> intel_digital_connector_duplicate_state(struct drm_connector *connector);
> +bool intel_connector_needs_modeset(struct intel_atomic_state *state,
> + struct drm_connector *connector);
>
> struct drm_crtc_state *intel_crtc_duplicate_state(struct drm_crtc *crtc);
> void intel_crtc_destroy_state(struct drm_crtc *crtc,
> diff --git a/drivers/gpu/drm/i915/display/intel_display.c b/drivers/gpu/drm/i915/display/intel_display.c
> index 0ef950203d88..fc77829ea958 100644
> --- a/drivers/gpu/drm/i915/display/intel_display.c
> +++ b/drivers/gpu/drm/i915/display/intel_display.c
> @@ -6166,39 +6166,23 @@ intel_connector_primary_encoder(struct intel_connector *connector)
> return encoder;
> }
>
> -static bool
> -intel_connector_needs_modeset(struct intel_atomic_state *state,
> - const struct drm_connector_state *old_conn_state,
> - const struct drm_connector_state *new_conn_state)
> -{
> - struct intel_crtc *old_crtc = old_conn_state->crtc ?
> - to_intel_crtc(old_conn_state->crtc) : NULL;
> - struct intel_crtc *new_crtc = new_conn_state->crtc ?
> - to_intel_crtc(new_conn_state->crtc) : NULL;
> -
> - return new_crtc != old_crtc ||
> - (new_crtc &&
> - needs_modeset(intel_atomic_get_new_crtc_state(state, new_crtc)));
> -}
> -
> static void intel_encoders_update_prepare(struct intel_atomic_state *state)
> {
> - struct drm_connector_state *old_conn_state;
> struct drm_connector_state *new_conn_state;
> - struct drm_connector *conn;
> + struct drm_connector *connector;
> int i;
>
> - for_each_oldnew_connector_in_state(&state->base, conn,
> - old_conn_state, new_conn_state, i) {
> + for_each_new_connector_in_state(&state->base, connector, new_conn_state,
> + i) {
> + struct intel_connector *intel_connector;
> struct intel_encoder *encoder;
> struct intel_crtc *crtc;
>
> - if (!intel_connector_needs_modeset(state,
> - old_conn_state,
> - new_conn_state))
> + if (!intel_connector_needs_modeset(state, connector))
> continue;
>
> - encoder = intel_connector_primary_encoder(to_intel_connector(conn));
> + intel_connector = to_intel_connector(connector);
> + encoder = intel_connector_primary_encoder(intel_connector);
> if (!encoder->update_prepare)
> continue;
>
> @@ -6210,22 +6194,21 @@ static void intel_encoders_update_prepare(struct intel_atomic_state *state)
>
> static void intel_encoders_update_complete(struct intel_atomic_state *state)
> {
> - struct drm_connector_state *old_conn_state;
> struct drm_connector_state *new_conn_state;
> - struct drm_connector *conn;
> + struct drm_connector *connector;
> int i;
>
> - for_each_oldnew_connector_in_state(&state->base, conn,
> - old_conn_state, new_conn_state, i) {
> + for_each_new_connector_in_state(&state->base, connector, new_conn_state,
> + i) {
> + struct intel_connector *intel_connector;
> struct intel_encoder *encoder;
> struct intel_crtc *crtc;
>
> - if (!intel_connector_needs_modeset(state,
> - old_conn_state,
> - new_conn_state))
> + if (!intel_connector_needs_modeset(state, connector))
> continue;
>
> - encoder = intel_connector_primary_encoder(to_intel_connector(conn));
> + intel_connector = to_intel_connector(connector);
> + encoder = intel_connector_primary_encoder(intel_connector);
> if (!encoder->update_complete)
> continue;
>
> --
> 2.24.1
--
Ville Syrjälä
Intel
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