}
EXPORT_SYMBOL(drm_panel_detach);
+/**
+ * drm_panel_prepare - power on a panel
+ * @panel: DRM panel
+ *
+ * Calling this function will enable power and deassert any reset signals to
+ * the panel. After this has completed it is possible to communicate with any
+ * integrated circuitry via a command bus.
+ *
+ * Return: 0 on success or a negative error code on failure.
+ */
+int drm_panel_prepare(struct drm_panel *panel)
+{
+ if (panel && panel->funcs && panel->funcs->prepare)
+ return panel->funcs->prepare(panel);
+
+ return panel ? -ENOSYS : -EINVAL;
+}
+EXPORT_SYMBOL(drm_panel_prepare);
+
+/**
+ * drm_panel_unprepare - power off a panel
+ * @panel: DRM panel
+ *
+ * Calling this function will completely power off a panel (assert the panel's
+ * reset, turn off power supplies, ...). After this function has completed, it
+ * is usually no longer possible to communicate with the panel until another
+ * call to drm_panel_prepare().
+ *
+ * Return: 0 on success or a negative error code on failure.
+ */
+int drm_panel_unprepare(struct drm_panel *panel)
+{
+ if (panel && panel->funcs && panel->funcs->unprepare)
+ return panel->funcs->unprepare(panel);
+
+ return panel ? -ENOSYS : -EINVAL;
+}
+EXPORT_SYMBOL(drm_panel_unprepare);
+
+/**
+ * drm_panel_enable - enable a panel
+ * @panel: DRM panel
+ *
+ * Calling this function will cause the panel display drivers to be turned on
+ * and the backlight to be enabled. Content will be visible on screen after
+ * this call completes.
+ *
+ * Return: 0 on success or a negative error code on failure.
+ */
+int drm_panel_enable(struct drm_panel *panel)
+{
+ if (panel && panel->funcs && panel->funcs->enable)
+ return panel->funcs->enable(panel);
+
+ return panel ? -ENOSYS : -EINVAL;
+}
+EXPORT_SYMBOL(drm_panel_enable);
+
+/**
+ * drm_panel_disable - disable a panel
+ * @panel: DRM panel
+ *
+ * This will typically turn off the panel's backlight or disable the display
+ * drivers. For smart panels it should still be possible to communicate with
+ * the integrated circuitry via any command bus after this call.
+ *
+ * Return: 0 on success or a negative error code on failure.
+ */
+int drm_panel_disable(struct drm_panel *panel)
+{
+ if (panel && panel->funcs && panel->funcs->disable)
+ return panel->funcs->disable(panel);
+
+ return panel ? -ENOSYS : -EINVAL;
+}
+EXPORT_SYMBOL(drm_panel_disable);
+
+/**
+ * drm_panel_get_modes - probe the available display modes of a panel
+ * @panel: DRM panel
+ *
+ * The modes probed from the panel are automatically added to the connector
+ * that the panel is attached to.
+ *
+ * Return: The number of modes available from the panel on success or a
+ * negative error code on failure.
+ */
+int drm_panel_get_modes(struct drm_panel *panel)
+{
+ if (panel && panel->funcs && panel->funcs->get_modes)
+ return panel->funcs->get_modes(panel);
+
+ return panel ? -ENOSYS : -EINVAL;
+}
+EXPORT_SYMBOL(drm_panel_get_modes);
+
#ifdef CONFIG_OF
/**
* of_drm_find_panel - look up a panel using a device tree node
struct list_head list;
};
-/**
- * drm_disable_unprepare - power off a panel
- * @panel: DRM panel
- *
- * Calling this function will completely power off a panel (assert the panel's
- * reset, turn off power supplies, ...). After this function has completed, it
- * is usually no longer possible to communicate with the panel until another
- * call to drm_panel_prepare().
- *
- * Return: 0 on success or a negative error code on failure.
- */
-static inline int drm_panel_unprepare(struct drm_panel *panel)
-{
- if (panel && panel->funcs && panel->funcs->unprepare)
- return panel->funcs->unprepare(panel);
-
- return panel ? -ENOSYS : -EINVAL;
-}
-
-/**
- * drm_panel_disable - disable a panel
- * @panel: DRM panel
- *
- * This will typically turn off the panel's backlight or disable the display
- * drivers. For smart panels it should still be possible to communicate with
- * the integrated circuitry via any command bus after this call.
- *
- * Return: 0 on success or a negative error code on failure.
- */
-static inline int drm_panel_disable(struct drm_panel *panel)
-{
- if (panel && panel->funcs && panel->funcs->disable)
- return panel->funcs->disable(panel);
-
- return panel ? -ENOSYS : -EINVAL;
-}
-
-/**
- * drm_panel_prepare - power on a panel
- * @panel: DRM panel
- *
- * Calling this function will enable power and deassert any reset signals to
- * the panel. After this has completed it is possible to communicate with any
- * integrated circuitry via a command bus.
- *
- * Return: 0 on success or a negative error code on failure.
- */
-static inline int drm_panel_prepare(struct drm_panel *panel)
-{
- if (panel && panel->funcs && panel->funcs->prepare)
- return panel->funcs->prepare(panel);
-
- return panel ? -ENOSYS : -EINVAL;
-}
-
-/**
- * drm_panel_enable - enable a panel
- * @panel: DRM panel
- *
- * Calling this function will cause the panel display drivers to be turned on
- * and the backlight to be enabled. Content will be visible on screen after
- * this call completes.
- *
- * Return: 0 on success or a negative error code on failure.
- */
-static inline int drm_panel_enable(struct drm_panel *panel)
-{
- if (panel && panel->funcs && panel->funcs->enable)
- return panel->funcs->enable(panel);
-
- return panel ? -ENOSYS : -EINVAL;
-}
-
-/**
- * drm_panel_get_modes - probe the available display modes of a panel
- * @panel: DRM panel
- *
- * The modes probed from the panel are automatically added to the connector
- * that the panel is attached to.
- *
- * Return: The number of modes available from the panel on success or a
- * negative error code on failure.
- */
-static inline int drm_panel_get_modes(struct drm_panel *panel)
-{
- if (panel && panel->funcs && panel->funcs->get_modes)
- return panel->funcs->get_modes(panel);
-
- return panel ? -ENOSYS : -EINVAL;
-}
-
void drm_panel_init(struct drm_panel *panel);
int drm_panel_add(struct drm_panel *panel);
int drm_panel_attach(struct drm_panel *panel, struct drm_connector *connector);
int drm_panel_detach(struct drm_panel *panel);
+int drm_panel_prepare(struct drm_panel *panel);
+int drm_panel_unprepare(struct drm_panel *panel);
+
+int drm_panel_enable(struct drm_panel *panel);
+int drm_panel_disable(struct drm_panel *panel);
+
+int drm_panel_get_modes(struct drm_panel *panel);
+
#if defined(CONFIG_OF) && defined(CONFIG_DRM_PANEL)
struct drm_panel *of_drm_find_panel(const struct device_node *np);
#else