Re: [Intel-gfx] [PATCH 01/10] drm: Move a few macros away from drm_crtc.h

[Sean Paul <seanpaul@chromium.org>]

On Wed, Aug 31, 2016 at 12:09 PM, Daniel Vetter <daniel.vetter@ffwll.ch> wrote:
> Now that there's less stuff in there I noticed that I overlooked them.
> Sprinkle some docs over them while at it.
>
> Signed-off-by: Daniel Vetter <daniel.vetter@intel.com>

Reviewed-by: Sean Paul <seanpaul@chromium.org>

> ---
>  include/drm/drm_connector.h   | 24 ++++++++++++++++++++++--
>  include/drm/drm_crtc.h        | 32 --------------------------------
>  include/drm/drm_encoder.h     | 22 ++++++++++++++++++++++
>  include/drm/drm_framebuffer.h | 17 +++++++++++++++++
>  include/drm/drm_modes.h       |  2 ++
>  include/drm/drm_property.h    |  1 +
>  6 files changed, 64 insertions(+), 34 deletions(-)
>
> diff --git a/include/drm/drm_connector.h b/include/drm/drm_connector.h
> index 66b7d6744dd2..e4e545e9516d 100644
> --- a/include/drm/drm_connector.h
> +++ b/include/drm/drm_connector.h
> @@ -181,14 +181,19 @@ int drm_display_info_set_bus_formats(struct drm_display_info *info,
>  /**
>   * struct drm_connector_state - mutable connector state
>   * @connector: backpointer to the connector
> - * @crtc: CRTC to connect connector to, NULL if disabled
>   * @best_encoder: can be used by helpers and drivers to select the encoder
>   * @state: backpointer to global drm_atomic_state
>   */
>  struct drm_connector_state {
>         struct drm_connector *connector;
>
> -       struct drm_crtc *crtc;  /* do not write directly, use drm_atomic_set_crtc_for_connector() */
> +       /**
> +        * @crtc: CRTC to connect connector to, NULL if disabled.
> +        *
> +        * Do not change this directly, use drm_atomic_set_crtc_for_connector()
> +        * instead.
> +        */
> +       struct drm_crtc *crtc;
>
>         struct drm_encoder *best_encoder;
>
> @@ -744,4 +749,19 @@ int drm_mode_connector_set_path_property(struct drm_connector *connector,
>  int drm_mode_connector_set_tile_property(struct drm_connector *connector);
>  int drm_mode_connector_update_edid_property(struct drm_connector *connector,
>                                             const struct edid *edid);
> +
> +/**
> + * drm_for_each_connector - iterate over all connectors
> + * @connector: the loop cursor
> + * @dev: the DRM device
> + *
> + * Iterate over all connectors of @dev.
> + */
> +#define drm_for_each_connector(connector, dev) \
> +       for (assert_drm_connector_list_read_locked(&(dev)->mode_config),        \
> +            connector = list_first_entry(&(dev)->mode_config.connector_list,   \
> +                                         struct drm_connector, head);          \
> +            &connector->head != (&(dev)->mode_config.connector_list);          \
> +            connector = list_next_entry(connector, head))
> +
>  #endif
> diff --git a/include/drm/drm_crtc.h b/include/drm/drm_crtc.h
> index 4880606e2ffd..2a642ae96127 100644
> --- a/include/drm/drm_crtc.h
> +++ b/include/drm/drm_crtc.h
> @@ -1991,22 +1991,7 @@ struct drm_mode_config {
>         list_for_each_entry((plane), &(dev)->mode_config.plane_list, head) \
>                 for_each_if ((plane_mask) & (1 << drm_plane_index(plane)))
>
> -/**
> - * drm_for_each_encoder_mask - iterate over encoders specified by bitmask
> - * @encoder: the loop cursor
> - * @dev: the DRM device
> - * @encoder_mask: bitmask of encoder indices
> - *
> - * Iterate over all encoders specified by bitmask.
> - */
> -#define drm_for_each_encoder_mask(encoder, dev, encoder_mask) \
> -       list_for_each_entry((encoder), &(dev)->mode_config.encoder_list, head) \
> -               for_each_if ((encoder_mask) & (1 << drm_encoder_index(encoder)))
> -
>  #define obj_to_crtc(x) container_of(x, struct drm_crtc, base)
> -#define obj_to_mode(x) container_of(x, struct drm_display_mode, base)
> -#define obj_to_fb(x) container_of(x, struct drm_framebuffer, base)
> -#define obj_to_blob(x) container_of(x, struct drm_property_blob, base)
>  #define obj_to_plane(x) container_of(x, struct drm_plane, base)
>
>  extern __printf(6, 7)
> @@ -2174,23 +2159,6 @@ assert_drm_connector_list_read_locked(struct drm_mode_config *mode_config)
>                 !drm_modeset_is_locked(&mode_config->connection_mutex));
>  }
>
> -#define drm_for_each_connector(connector, dev) \
> -       for (assert_drm_connector_list_read_locked(&(dev)->mode_config),        \
> -            connector = list_first_entry(&(dev)->mode_config.connector_list,   \
> -                                         struct drm_connector, head);          \
> -            &connector->head != (&(dev)->mode_config.connector_list);          \
> -            connector = list_next_entry(connector, head))
> -
> -#define drm_for_each_encoder(encoder, dev) \
> -       list_for_each_entry(encoder, &(dev)->mode_config.encoder_list, head)
> -
> -#define drm_for_each_fb(fb, dev) \
> -       for (WARN_ON(!mutex_is_locked(&(dev)->mode_config.fb_lock)),            \
> -            fb = list_first_entry(&(dev)->mode_config.fb_list, \
> -                                         struct drm_framebuffer, head);        \
> -            &fb->head != (&(dev)->mode_config.fb_list);                        \
> -            fb = list_next_entry(fb, head))
> -
>  /* drm_edid.c */
>  bool drm_probe_ddc(struct i2c_adapter *adapter);
>  struct edid *drm_get_edid(struct drm_connector *connector,
> diff --git a/include/drm/drm_encoder.h b/include/drm/drm_encoder.h
> index fce0203094f7..387e33a4d6ee 100644
> --- a/include/drm/drm_encoder.h
> +++ b/include/drm/drm_encoder.h
> @@ -224,4 +224,26 @@ static inline struct drm_encoder *drm_encoder_find(struct drm_device *dev,
>
>  void drm_encoder_cleanup(struct drm_encoder *encoder);
>
> +/**
> + * drm_for_each_encoder_mask - iterate over encoders specified by bitmask
> + * @encoder: the loop cursor
> + * @dev: the DRM device
> + * @encoder_mask: bitmask of encoder indices
> + *
> + * Iterate over all encoders specified by bitmask.
> + */
> +#define drm_for_each_encoder_mask(encoder, dev, encoder_mask) \
> +       list_for_each_entry((encoder), &(dev)->mode_config.encoder_list, head) \
> +               for_each_if ((encoder_mask) & (1 << drm_encoder_index(encoder)))
> +
> +/**
> + * drm_for_each_encoder - iterate over all encoders
> + * @encoder: the loop cursor
> + * @dev: the DRM device
> + *
> + * Iterate over all encoders of @dev.
> + */
> +#define drm_for_each_encoder(encoder, dev) \
> +       list_for_each_entry(encoder, &(dev)->mode_config.encoder_list, head)
> +
>  #endif
> diff --git a/include/drm/drm_framebuffer.h b/include/drm/drm_framebuffer.h
> index b2554c50a903..f5ae1f436a4b 100644
> --- a/include/drm/drm_framebuffer.h
> +++ b/include/drm/drm_framebuffer.h
> @@ -206,6 +206,8 @@ struct drm_framebuffer {
>         struct list_head filp_head;
>  };
>
> +#define obj_to_fb(x) container_of(x, struct drm_framebuffer, base)
> +
>  int drm_framebuffer_init(struct drm_device *dev,
>                          struct drm_framebuffer *fb,
>                          const struct drm_framebuffer_funcs *funcs);
> @@ -247,4 +249,19 @@ static inline uint32_t drm_framebuffer_read_refcount(struct drm_framebuffer *fb)
>  {
>         return atomic_read(&fb->base.refcount.refcount);
>  }
> +
> +/**
> + * drm_for_each_fb - iterate over all framebuffers
> + * @fb: the loop cursor
> + * @dev: the DRM device
> + *
> + * Iterate over all framebuffers of @dev. User must hold the fb_lock from
> + * &drm_mode_config.
> + */
> +#define drm_for_each_fb(fb, dev) \
> +       for (WARN_ON(!mutex_is_locked(&(dev)->mode_config.fb_lock)),            \
> +            fb = list_first_entry(&(dev)->mode_config.fb_list, \
> +                                         struct drm_framebuffer, head);        \
> +            &fb->head != (&(dev)->mode_config.fb_list);                        \
> +            fb = list_next_entry(fb, head))
>  #endif
> diff --git a/include/drm/drm_modes.h b/include/drm/drm_modes.h
> index 011f199d3bcf..986ed6ff635a 100644
> --- a/include/drm/drm_modes.h
> +++ b/include/drm/drm_modes.h
> @@ -403,6 +403,8 @@ struct drm_display_mode {
>         enum hdmi_picture_aspect picture_aspect_ratio;
>  };
>
> +#define obj_to_mode(x) container_of(x, struct drm_display_mode, base)
> +
>  /**
>   * drm_mode_is_stereo - check for stereo mode flags
>   * @mode: drm_display_mode to check
> diff --git a/include/drm/drm_property.h b/include/drm/drm_property.h
> index 30ab289be05d..43c4b6a2046d 100644
> --- a/include/drm/drm_property.h
> +++ b/include/drm/drm_property.h
> @@ -219,6 +219,7 @@ struct drm_prop_enum_list {
>  };
>
>  #define obj_to_property(x) container_of(x, struct drm_property, base)
> +#define obj_to_blob(x) container_of(x, struct drm_property_blob, base)
>
>  /**
>   * drm_property_type_is - check the type of a property
> --
> 2.9.3
>
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> Intel-gfx@lists.freedesktop.org
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