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Revert "drm/connector: Add support for out-of-band hotplug notification (v3)"

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This reverts commit 2ea6a14e8a which is
commit 72ad49682dde3d9de5708b8699dc8e0b44962322 upstream.

It breaks the android ABI and if this is needed in the future, can be
brought back in an abi-safe way.

Bug: 161946584
Change-Id: I168048886443f3d5e653a70ceea1affda068894f
Signed-off-by: Greg Kroah-Hartman <gregkh@google.com>
This commit is contained in:
Greg Kroah-Hartman
2023-10-28 10:44:51 +00:00
parent 2f382c6d12
commit 1a01b7e512
2 changed files with 0 additions and 36 deletions
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27
drivers/gpu/drm/drm_connector.c
View File

@@ -2514,33 +2514,6 @@ struct drm_connector *drm_connector_find_by_fwnode(struct fwnode_handle *fwnode)
return found;
}
/**
* drm_connector_oob_hotplug_event - Report out-of-band hotplug event to connector
* @connector: connector to report the event on
*
* On some hardware a hotplug event notification may come from outside the display
* driver / device. An example of this is some USB Type-C setups where the hardware
* muxes the DisplayPort data and aux-lines but does not pass the altmode HPD
* status bit to the GPU's DP HPD pin.
*
* This function can be used to report these out-of-band events after obtaining
* a drm_connector reference through calling drm_connector_find_by_fwnode().
*/
void drm_connector_oob_hotplug_event(struct fwnode_handle *connector_fwnode)
{
struct drm_connector *connector;
connector = drm_connector_find_by_fwnode(connector_fwnode);
if (IS_ERR(connector))
return;
if (connector->funcs->oob_hotplug_event)
connector->funcs->oob_hotplug_event(connector);
drm_connector_put(connector);
}
EXPORT_SYMBOL(drm_connector_oob_hotplug_event);
/**
* DOC: Tile group

9
include/drm/drm_connector.h
View File

@@ -1030,14 +1030,6 @@ struct drm_connector_funcs {
*/
void (*atomic_print_state)(struct drm_printer *p,
const struct drm_connector_state *state);
/**
* @oob_hotplug_event:
*
* This will get called when a hotplug-event for a drm-connector
* has been received from a source outside the display driver / device.
*/
void (*oob_hotplug_event)(struct drm_connector *connector);
};
/**
@@ -1620,7 +1612,6 @@ drm_connector_is_unregistered(struct drm_connector *connector)
DRM_CONNECTOR_UNREGISTERED;
}
void drm_connector_oob_hotplug_event(struct fwnode_handle *connector_fwnode);
const char *drm_get_connector_type_name(unsigned int connector_type);
const char *drm_get_connector_status_name(enum drm_connector_status status);
const char *drm_get_subpixel_order_name(enum subpixel_order order);