[Intel-gfx] [PATCH 6/8] drm: Nuke drm_atomic_helper_connector_set_property

Maarten Lankhorst maarten at mblankhorst.nl
Tue Jul 25 09:23:52 UTC 2017


Op 25-07-17 om 10:01 schreef Daniel Vetter:
> It's dead code, the core handles all this directly now. This also
> allows us to unexport drm_atomic_helper_connector_set_property.
>
> The only special case is nouveau which used one function for both
> pre-nv50 legacy modeset code and post-nv50 atomic world instead of 2
> vtables. But amounts to exactly the same.
>
> What is rather strange here is how few drivers set this up, I suspect
> the earlier patch to handle properties in the core did end up fixing a
> pile of possible issues.
Legacy drivers didn't always hook it up either, probably why. :)
No use hooking it up in legacy world if you didn't expose a property.

But yeah, good to fix this.
> Signed-off-by: Daniel Vetter <daniel.vetter at intel.com>
> Cc: Daniel Vetter <daniel.vetter at intel.com>
> Cc: Jani Nikula <jani.nikula at linux.intel.com>
> Cc: Sean Paul <seanpaul at chromium.org>
> Cc: David Airlie <airlied at linux.ie>
> Cc: Ben Skeggs <bskeggs at redhat.com>
> Cc: Benjamin Gaignard <benjamin.gaignard at linaro.org>
> Cc: Vincent Abriou <vincent.abriou at st.com>
> Cc: Eric Anholt <eric at anholt.net>
> Cc: intel-gfx at lists.freedesktop.org
> Cc: nouveau at lists.freedesktop.org
> ---
>  drivers/gpu/drm/drm_atomic.c                |  3 +-
>  drivers/gpu/drm/drm_atomic_helper.c         | 55 -----------------------------
>  drivers/gpu/drm/i915/intel_crt.c            |  1 -
>  drivers/gpu/drm/i915/intel_dp.c             |  1 -
>  drivers/gpu/drm/i915/intel_dp_mst.c         |  1 -
>  drivers/gpu/drm/i915/intel_dsi.c            |  1 -
>  drivers/gpu/drm/i915/intel_dvo.c            |  1 -
>  drivers/gpu/drm/i915/intel_hdmi.c           |  1 -
>  drivers/gpu/drm/i915/intel_lvds.c           |  1 -
>  drivers/gpu/drm/i915/intel_sdvo.c           |  1 -
>  drivers/gpu/drm/i915/intel_tv.c             |  1 -
>  drivers/gpu/drm/nouveau/nouveau_connector.c |  3 --
>  drivers/gpu/drm/nouveau/nv50_display.c      |  1 -
>  drivers/gpu/drm/sti/sti_hdmi.c              |  1 -
>  drivers/gpu/drm/vc4/vc4_vec.c               |  1 -
>  include/drm/drm_atomic.h                    |  3 --
>  include/drm/drm_atomic_helper.h             |  3 --
>  17 files changed, 1 insertion(+), 78 deletions(-)
>
> diff --git a/drivers/gpu/drm/drm_atomic.c b/drivers/gpu/drm/drm_atomic.c
> index 395438a7a576..306fdca92abf 100644
> --- a/drivers/gpu/drm/drm_atomic.c
> +++ b/drivers/gpu/drm/drm_atomic.c
> @@ -1144,7 +1144,7 @@ EXPORT_SYMBOL(drm_atomic_get_connector_state);
>   * RETURNS:
>   * Zero on success, error code on failure
>   */
> -int drm_atomic_connector_set_property(struct drm_connector *connector,
> +static int drm_atomic_connector_set_property(struct drm_connector *connector,
>  		struct drm_connector_state *state, struct drm_property *property,
>  		uint64_t val)
>  {
> @@ -1211,7 +1211,6 @@ int drm_atomic_connector_set_property(struct drm_connector *connector,
>  
>  	return 0;
>  }
> -EXPORT_SYMBOL(drm_atomic_connector_set_property);
>  
>  static void drm_atomic_connector_print_state(struct drm_printer *p,
>  		const struct drm_connector_state *state)
> diff --git a/drivers/gpu/drm/drm_atomic_helper.c b/drivers/gpu/drm/drm_atomic_helper.c
> index 0482e39a7889..1ca0dcca6230 100644
> --- a/drivers/gpu/drm/drm_atomic_helper.c
> +++ b/drivers/gpu/drm/drm_atomic_helper.c
> @@ -2967,61 +2967,6 @@ int drm_atomic_helper_resume(struct drm_device *dev,
>  }
>  EXPORT_SYMBOL(drm_atomic_helper_resume);
>  
> -/**
> - * drm_atomic_helper_connector_set_property - helper for connector properties
> - * @connector: DRM connector
> - * @property: DRM property
> - * @val: value of property
> - *
> - * Provides a default connector set_property handler using the atomic driver
> - * interface.
> - *
> - * RETURNS:
> - * Zero on success, error code on failure
> - */
> -int
> -drm_atomic_helper_connector_set_property(struct drm_connector *connector,
> -				    struct drm_property *property,
> -				    uint64_t val)
> -{
> -	struct drm_atomic_state *state;
> -	struct drm_connector_state *connector_state;
> -	int ret = 0;
> -
> -	state = drm_atomic_state_alloc(connector->dev);
> -	if (!state)
> -		return -ENOMEM;
> -
> -	/* ->set_property is always called with all locks held. */
> -	state->acquire_ctx = connector->dev->mode_config.acquire_ctx;
> -retry:
> -	connector_state = drm_atomic_get_connector_state(state, connector);
> -	if (IS_ERR(connector_state)) {
> -		ret = PTR_ERR(connector_state);
> -		goto fail;
> -	}
> -
> -	ret = drm_atomic_connector_set_property(connector, connector_state,
> -			property, val);
> -	if (ret)
> -		goto fail;
> -
> -	ret = drm_atomic_commit(state);
> -fail:
> -	if (ret == -EDEADLK)
> -		goto backoff;
> -
> -	drm_atomic_state_put(state);
> -	return ret;
> -
> -backoff:
> -	drm_atomic_state_clear(state);
> -	drm_atomic_legacy_backoff(state);
> -
> -	goto retry;
> -}
> -EXPORT_SYMBOL(drm_atomic_helper_connector_set_property);
> -
>  static int page_flip_common(struct drm_atomic_state *state,
>  			    struct drm_crtc *crtc,
>  			    struct drm_framebuffer *fb,
> diff --git a/drivers/gpu/drm/i915/intel_crt.c b/drivers/gpu/drm/i915/intel_crt.c
> index 84a1f5e85153..84c3a6dc7c2a 100644
> --- a/drivers/gpu/drm/i915/intel_crt.c
> +++ b/drivers/gpu/drm/i915/intel_crt.c
> @@ -807,7 +807,6 @@ static const struct drm_connector_funcs intel_crt_connector_funcs = {
>  	.late_register = intel_connector_register,
>  	.early_unregister = intel_connector_unregister,
>  	.destroy = intel_crt_destroy,
> -	.set_property = drm_atomic_helper_connector_set_property,
>  	.atomic_destroy_state = drm_atomic_helper_connector_destroy_state,
>  	.atomic_duplicate_state = drm_atomic_helper_connector_duplicate_state,
>  };
> diff --git a/drivers/gpu/drm/i915/intel_dp.c b/drivers/gpu/drm/i915/intel_dp.c
> index 2d42d09428c9..19b082ea57ef 100644
> --- a/drivers/gpu/drm/i915/intel_dp.c
> +++ b/drivers/gpu/drm/i915/intel_dp.c
> @@ -5010,7 +5010,6 @@ static const struct drm_connector_funcs intel_dp_connector_funcs = {
>  	.dpms = drm_atomic_helper_connector_dpms,
>  	.force = intel_dp_force,
>  	.fill_modes = drm_helper_probe_single_connector_modes,
> -	.set_property = drm_atomic_helper_connector_set_property,
>  	.atomic_get_property = intel_digital_connector_atomic_get_property,
>  	.atomic_set_property = intel_digital_connector_atomic_set_property,
>  	.late_register = intel_dp_connector_register,
> diff --git a/drivers/gpu/drm/i915/intel_dp_mst.c b/drivers/gpu/drm/i915/intel_dp_mst.c
> index e4ea968b1d6b..59a6dfd48ed4 100644
> --- a/drivers/gpu/drm/i915/intel_dp_mst.c
> +++ b/drivers/gpu/drm/i915/intel_dp_mst.c
> @@ -349,7 +349,6 @@ static const struct drm_connector_funcs intel_dp_mst_connector_funcs = {
>  	.dpms = drm_atomic_helper_connector_dpms,
>  	.detect = intel_dp_mst_detect,
>  	.fill_modes = drm_helper_probe_single_connector_modes,
> -	.set_property = drm_atomic_helper_connector_set_property,
>  	.late_register = intel_connector_register,
>  	.early_unregister = intel_connector_unregister,
>  	.destroy = intel_dp_mst_connector_destroy,
> diff --git a/drivers/gpu/drm/i915/intel_dsi.c b/drivers/gpu/drm/i915/intel_dsi.c
> index 50ec836da8b1..375e7cfcf207 100644
> --- a/drivers/gpu/drm/i915/intel_dsi.c
> +++ b/drivers/gpu/drm/i915/intel_dsi.c
> @@ -1658,7 +1658,6 @@ static const struct drm_connector_funcs intel_dsi_connector_funcs = {
>  	.early_unregister = intel_connector_unregister,
>  	.destroy = intel_dsi_connector_destroy,
>  	.fill_modes = drm_helper_probe_single_connector_modes,
> -	.set_property = drm_atomic_helper_connector_set_property,
>  	.atomic_get_property = intel_digital_connector_atomic_get_property,
>  	.atomic_set_property = intel_digital_connector_atomic_set_property,
>  	.atomic_destroy_state = drm_atomic_helper_connector_destroy_state,
> diff --git a/drivers/gpu/drm/i915/intel_dvo.c b/drivers/gpu/drm/i915/intel_dvo.c
> index c1544a53095d..6b1970542911 100644
> --- a/drivers/gpu/drm/i915/intel_dvo.c
> +++ b/drivers/gpu/drm/i915/intel_dvo.c
> @@ -350,7 +350,6 @@ static const struct drm_connector_funcs intel_dvo_connector_funcs = {
>  	.early_unregister = intel_connector_unregister,
>  	.destroy = intel_dvo_destroy,
>  	.fill_modes = drm_helper_probe_single_connector_modes,
> -	.set_property = drm_atomic_helper_connector_set_property,
>  	.atomic_destroy_state = drm_atomic_helper_connector_destroy_state,
>  	.atomic_duplicate_state = drm_atomic_helper_connector_duplicate_state,
>  };
> diff --git a/drivers/gpu/drm/i915/intel_hdmi.c b/drivers/gpu/drm/i915/intel_hdmi.c
> index 5609976539bf..3074190b9455 100644
> --- a/drivers/gpu/drm/i915/intel_hdmi.c
> +++ b/drivers/gpu/drm/i915/intel_hdmi.c
> @@ -1765,7 +1765,6 @@ static const struct drm_connector_funcs intel_hdmi_connector_funcs = {
>  	.detect = intel_hdmi_detect,
>  	.force = intel_hdmi_force,
>  	.fill_modes = drm_helper_probe_single_connector_modes,
> -	.set_property = drm_atomic_helper_connector_set_property,
>  	.atomic_get_property = intel_digital_connector_atomic_get_property,
>  	.atomic_set_property = intel_digital_connector_atomic_set_property,
>  	.late_register = intel_connector_register,
> diff --git a/drivers/gpu/drm/i915/intel_lvds.c b/drivers/gpu/drm/i915/intel_lvds.c
> index 6fe5d7c3bc23..6579299f5d00 100644
> --- a/drivers/gpu/drm/i915/intel_lvds.c
> +++ b/drivers/gpu/drm/i915/intel_lvds.c
> @@ -598,7 +598,6 @@ static const struct drm_connector_funcs intel_lvds_connector_funcs = {
>  	.dpms = drm_atomic_helper_connector_dpms,
>  	.detect = intel_lvds_detect,
>  	.fill_modes = drm_helper_probe_single_connector_modes,
> -	.set_property = drm_atomic_helper_connector_set_property,
>  	.atomic_get_property = intel_digital_connector_atomic_get_property,
>  	.atomic_set_property = intel_digital_connector_atomic_set_property,
>  	.late_register = intel_connector_register,
> diff --git a/drivers/gpu/drm/i915/intel_sdvo.c b/drivers/gpu/drm/i915/intel_sdvo.c
> index e58a47db9a9d..a8eee1984ddf 100644
> --- a/drivers/gpu/drm/i915/intel_sdvo.c
> +++ b/drivers/gpu/drm/i915/intel_sdvo.c
> @@ -2196,7 +2196,6 @@ static const struct drm_connector_funcs intel_sdvo_connector_funcs = {
>  	.dpms = drm_atomic_helper_connector_dpms,
>  	.detect = intel_sdvo_detect,
>  	.fill_modes = drm_helper_probe_single_connector_modes,
> -	.set_property = drm_atomic_helper_connector_set_property,
>  	.atomic_get_property = intel_sdvo_connector_atomic_get_property,
>  	.atomic_set_property = intel_sdvo_connector_atomic_set_property,
>  	.late_register = intel_sdvo_connector_register,
> diff --git a/drivers/gpu/drm/i915/intel_tv.c b/drivers/gpu/drm/i915/intel_tv.c
> index 784df024e230..e4ef2919b682 100644
> --- a/drivers/gpu/drm/i915/intel_tv.c
> +++ b/drivers/gpu/drm/i915/intel_tv.c
> @@ -1411,7 +1411,6 @@ static const struct drm_connector_funcs intel_tv_connector_funcs = {
>  	.late_register = intel_connector_register,
>  	.early_unregister = intel_connector_unregister,
>  	.destroy = intel_tv_destroy,
> -	.set_property = drm_atomic_helper_connector_set_property,
>  	.fill_modes = drm_helper_probe_single_connector_modes,
>  	.atomic_destroy_state = drm_atomic_helper_connector_destroy_state,
>  	.atomic_duplicate_state = drm_atomic_helper_connector_duplicate_state,
> diff --git a/drivers/gpu/drm/nouveau/nouveau_connector.c b/drivers/gpu/drm/nouveau/nouveau_connector.c
> index dab78c660dd6..2468e81918fd 100644
> --- a/drivers/gpu/drm/nouveau/nouveau_connector.c
> +++ b/drivers/gpu/drm/nouveau/nouveau_connector.c
> @@ -770,9 +770,6 @@ nouveau_connector_set_property(struct drm_connector *connector,
>  	struct drm_encoder *encoder = to_drm_encoder(nv_encoder);
>  	int ret;
>  
> -	if (drm_drv_uses_atomic_modeset(connector->dev))
> -		return drm_atomic_helper_connector_set_property(connector, property, value);
> -
>  	ret = connector->funcs->atomic_set_property(&nv_connector->base,
>  						    &asyc->state,
>  						    property, value);
> diff --git a/drivers/gpu/drm/nouveau/nv50_display.c b/drivers/gpu/drm/nouveau/nv50_display.c
> index e2029f05bf7b..80a96eb08bbf 100644
> --- a/drivers/gpu/drm/nouveau/nv50_display.c
> +++ b/drivers/gpu/drm/nouveau/nv50_display.c
> @@ -3122,7 +3122,6 @@ nv50_mstc = {
>  	.reset = nouveau_conn_reset,
>  	.detect = nv50_mstc_detect,
>  	.fill_modes = drm_helper_probe_single_connector_modes,
> -	.set_property = drm_atomic_helper_connector_set_property,
>  	.destroy = nv50_mstc_destroy,
>  	.atomic_duplicate_state = nouveau_conn_atomic_duplicate_state,
>  	.atomic_destroy_state = nouveau_conn_atomic_destroy_state,
> diff --git a/drivers/gpu/drm/sti/sti_hdmi.c b/drivers/gpu/drm/sti/sti_hdmi.c
> index dbc6a195d6f9..21f11dfae472 100644
> --- a/drivers/gpu/drm/sti/sti_hdmi.c
> +++ b/drivers/gpu/drm/sti/sti_hdmi.c
> @@ -1118,7 +1118,6 @@ static const struct drm_connector_funcs sti_hdmi_connector_funcs = {
>  	.detect = sti_hdmi_connector_detect,
>  	.destroy = drm_connector_cleanup,
>  	.reset = drm_atomic_helper_connector_reset,
> -	.set_property = drm_atomic_helper_connector_set_property,
>  	.atomic_set_property = sti_hdmi_connector_set_property,
>  	.atomic_get_property = sti_hdmi_connector_get_property,
>  	.atomic_duplicate_state = drm_atomic_helper_connector_duplicate_state,
> diff --git a/drivers/gpu/drm/vc4/vc4_vec.c b/drivers/gpu/drm/vc4/vc4_vec.c
> index 09c1e05765fa..369fea5a13a1 100644
> --- a/drivers/gpu/drm/vc4/vc4_vec.c
> +++ b/drivers/gpu/drm/vc4/vc4_vec.c
> @@ -369,7 +369,6 @@ static const struct drm_connector_funcs vc4_vec_connector_funcs = {
>  	.dpms = drm_atomic_helper_connector_dpms,
>  	.detect = vc4_vec_connector_detect,
>  	.fill_modes = drm_helper_probe_single_connector_modes,
> -	.set_property = drm_atomic_helper_connector_set_property,
>  	.destroy = vc4_vec_connector_destroy,
>  	.reset = drm_atomic_helper_connector_reset,
>  	.atomic_duplicate_state = drm_atomic_helper_connector_duplicate_state,
> diff --git a/include/drm/drm_atomic.h b/include/drm/drm_atomic.h
> index 1f6a2c768e4b..fccc09d5f2b3 100644
> --- a/include/drm/drm_atomic.h
> +++ b/include/drm/drm_atomic.h
> @@ -318,9 +318,6 @@ drm_atomic_get_plane_state(struct drm_atomic_state *state,
>  struct drm_connector_state * __must_check
>  drm_atomic_get_connector_state(struct drm_atomic_state *state,
>  			       struct drm_connector *connector);
> -int drm_atomic_connector_set_property(struct drm_connector *connector,
> -		struct drm_connector_state *state, struct drm_property *property,
> -		uint64_t val);
>  
>  void drm_atomic_private_obj_init(struct drm_private_obj *obj,
>  				 struct drm_private_state *state,
> diff --git a/include/drm/drm_atomic_helper.h b/include/drm/drm_atomic_helper.h
> index a62aeb816dd8..619089a027ec 100644
> --- a/include/drm/drm_atomic_helper.h
> +++ b/include/drm/drm_atomic_helper.h
> @@ -124,9 +124,6 @@ int drm_atomic_helper_commit_duplicated_state(struct drm_atomic_state *state,
>  int drm_atomic_helper_resume(struct drm_device *dev,
>  			     struct drm_atomic_state *state);
>  
> -int drm_atomic_helper_connector_set_property(struct drm_connector *connector,
> -					struct drm_property *property,
> -					uint64_t val);
>  int drm_atomic_helper_page_flip(struct drm_crtc *crtc,
>  				struct drm_framebuffer *fb,
>  				struct drm_pending_vblank_event *event,




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