include/drm/drm_probe_helper.h

   1 // SPDX-License-Identifier: GPL-2.0 OR MIT
   2
   3 #ifndef __DRM_PROBE_HELPER_H__
   4 #define __DRM_PROBE_HELPER_H__
   5
   6 #include <drm/drm_modes.h>
   7
   8 struct drm_connector;
   9 struct drm_crtc;
  10 struct drm_device;
  11 struct drm_modeset_acquire_ctx;
  12
  13 int drm_helper_probe_single_connector_modes(struct drm_connector
  14                                             *connector, uint32_t maxX,
  15                                             uint32_t maxY);
  16 int drm_helper_probe_detect(struct drm_connector *connector,
  17                             struct drm_modeset_acquire_ctx *ctx,
  18                             bool force);
  19
  20 int drmm_kms_helper_poll_init(struct drm_device *dev);
  21 void drm_kms_helper_poll_init(struct drm_device *dev);
  22 void drm_kms_helper_poll_fini(struct drm_device *dev);
  23 bool drm_helper_hpd_irq_event(struct drm_device *dev);
  24 bool drm_connector_helper_hpd_irq_event(struct drm_connector *connector);
  25 void drm_kms_helper_hotplug_event(struct drm_device *dev);
  26 void drm_kms_helper_connector_hotplug_event(struct drm_connector *connector);
  27
  28 void drm_kms_helper_poll_disable(struct drm_device *dev);
  29 void drm_kms_helper_poll_enable(struct drm_device *dev);
  30 void drm_kms_helper_poll_reschedule(struct drm_device *dev);
  31 bool drm_kms_helper_is_poll_worker(void);
  32
  33 enum drm_mode_status drm_crtc_helper_mode_valid_fixed(struct drm_crtc *crtc,
  34                                                       const struct drm_display_mode *mode,
  35                                                       const struct drm_display_mode *fixed_mode);
  36
  37 int drm_connector_helper_get_modes_fixed(struct drm_connector *connector,
  38                                          const struct drm_display_mode *fixed_mode);
  39 int drm_connector_helper_get_modes(struct drm_connector *connector);
  40 int drm_connector_helper_tv_get_modes(struct drm_connector *connector);
  41
  42 int drm_connector_helper_detect_from_ddc(struct drm_connector *connector,
  43                                          struct drm_modeset_acquire_ctx *ctx,
  44                                          bool force);
  45
  46 #endif