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drm: Remove struct drm_mode_config_funcs.output_poll_changed

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The output_poll_changed hook in struct drm_mode_config_funcs is
unused. Remove it. The helper drm_client_dev_hotplug() implements
the callback's functionality.

Signed-off-by: Thomas Zimmermann <tzimmermann@suse.de>
Reviewed-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Link: https://patchwork.freedesktop.org/patch/msgid/20240812083000.337744-10-tzimmermann@suse.de
This commit is contained in:
Thomas Zimmermann 2024-08-12 10:28:30 +02:00
parent b5757a5be2
commit 446d0f4849
2 changed files with 1 additions and 25 deletions
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10
drivers/gpu/drm/drm_probe_helper.c
View File

@ -714,7 +714,7 @@ EXPORT_SYMBOL(drm_helper_probe_single_connector_modes);
* @dev: drm_device whose connector state changed
*
* This function fires off the uevent for userspace and also calls the
* output_poll_changed function, which is most commonly used to inform the fbdev
* client hotplug function, which is most commonly used to inform the fbdev
* emulation code and allow it to update the fbcon output configuration.
*
* Drivers should call this from their hotplug handling code when a change is
@ -730,11 +730,7 @@ EXPORT_SYMBOL(drm_helper_probe_single_connector_modes);
*/
void drm_kms_helper_hotplug_event(struct drm_device *dev)
{
/* send a uevent + call fbdev */
drm_sysfs_hotplug_event(dev);
if (dev->mode_config.funcs->output_poll_changed)
dev->mode_config.funcs->output_poll_changed(dev);
drm_client_dev_hotplug(dev);
}
EXPORT_SYMBOL(drm_kms_helper_hotplug_event);
@ -750,11 +746,7 @@ void drm_kms_helper_connector_hotplug_event(struct drm_connector *connector)
{
struct drm_device *dev = connector->dev;
/* send a uevent + call fbdev */
drm_sysfs_connector_hotplug_event(connector);
if (dev->mode_config.funcs->output_poll_changed)
dev->mode_config.funcs->output_poll_changed(dev);
drm_client_dev_hotplug(dev);
}
EXPORT_SYMBOL(drm_kms_helper_connector_hotplug_event);

16
include/drm/drm_mode_config.h
View File

@ -97,22 +97,6 @@ struct drm_mode_config_funcs {
*/
const struct drm_format_info *(*get_format_info)(const struct drm_mode_fb_cmd2 *mode_cmd);
/**
* @output_poll_changed:
*
* Callback used by helpers to inform the driver of output configuration
* changes.
*
* Drivers implementing fbdev emulation use drm_kms_helper_hotplug_event()
* to call this hook to inform the fbdev helper of output changes.
*
* This hook is deprecated, drivers should instead implement fbdev
* support with struct drm_client, which takes care of any necessary
* hotplug event forwarding already without further involvement by
* the driver.
*/
void (*output_poll_changed)(struct drm_device *dev);
/**
* @mode_valid:
*