linux/include/drm/drm_probe_helper.h
Thomas Zimmermann 10021ef273 drm/ast: Automatically clean up poll helper
Automatically clean up the conncetor-poll thread as part of the DRM
device release. The new helper drmm_kms_helper_poll_init() provides
a shared implementation for all drivers.

v6:
- fix kernel doc comment (Sui, kernel test robot)

Signed-off-by: Thomas Zimmermann <tzimmermann@suse.de>
Reviewed-by: Jocelyn Falempe <jfalempe@redhat.com>
Acked-by: Sui Jingfeng <sui.jingfeng@linux.dev>
Link: https://patchwork.freedesktop.org/patch/msgid/20240325200855.21150-14-tzimmermann@suse.de
2024-04-02 10:40:52 +02:00

47 lines
1.7 KiB
C

// SPDX-License-Identifier: GPL-2.0 OR MIT
#ifndef __DRM_PROBE_HELPER_H__
#define __DRM_PROBE_HELPER_H__
#include <drm/drm_modes.h>
struct drm_connector;
struct drm_crtc;
struct drm_device;
struct drm_modeset_acquire_ctx;
int drm_helper_probe_single_connector_modes(struct drm_connector
*connector, uint32_t maxX,
uint32_t maxY);
int drm_helper_probe_detect(struct drm_connector *connector,
struct drm_modeset_acquire_ctx *ctx,
bool force);
int drmm_kms_helper_poll_init(struct drm_device *dev);
void drm_kms_helper_poll_init(struct drm_device *dev);
void drm_kms_helper_poll_fini(struct drm_device *dev);
bool drm_helper_hpd_irq_event(struct drm_device *dev);
bool drm_connector_helper_hpd_irq_event(struct drm_connector *connector);
void drm_kms_helper_hotplug_event(struct drm_device *dev);
void drm_kms_helper_connector_hotplug_event(struct drm_connector *connector);
void drm_kms_helper_poll_disable(struct drm_device *dev);
void drm_kms_helper_poll_enable(struct drm_device *dev);
void drm_kms_helper_poll_reschedule(struct drm_device *dev);
bool drm_kms_helper_is_poll_worker(void);
enum drm_mode_status drm_crtc_helper_mode_valid_fixed(struct drm_crtc *crtc,
const struct drm_display_mode *mode,
const struct drm_display_mode *fixed_mode);
int drm_connector_helper_get_modes_fixed(struct drm_connector *connector,
const struct drm_display_mode *fixed_mode);
int drm_connector_helper_get_modes(struct drm_connector *connector);
int drm_connector_helper_tv_get_modes(struct drm_connector *connector);
int drm_connector_helper_detect_from_ddc(struct drm_connector *connector,
struct drm_modeset_acquire_ctx *ctx,
bool force);
#endif