diff options
Diffstat (limited to 'drivers/gpu/drm/i915/display/intel_hotplug.h')
| -rw-r--r-- | drivers/gpu/drm/i915/display/intel_hotplug.h | 38 |
1 files changed, 38 insertions, 0 deletions
diff --git a/drivers/gpu/drm/i915/display/intel_hotplug.h b/drivers/gpu/drm/i915/display/intel_hotplug.h new file mode 100644 index 000000000000..edc41c9d3d65 --- /dev/null +++ b/drivers/gpu/drm/i915/display/intel_hotplug.h @@ -0,0 +1,38 @@ +/* SPDX-License-Identifier: MIT */ +/* + * Copyright © 2019 Intel Corporation + */ + +#ifndef __INTEL_HOTPLUG_H__ +#define __INTEL_HOTPLUG_H__ + +#include <linux/types.h> + +enum port; +struct intel_connector; +struct intel_digital_port; +struct intel_display; +struct intel_encoder; + +void intel_hpd_poll_enable(struct intel_display *display); +void intel_hpd_poll_disable(struct intel_display *display); +void intel_hpd_poll_fini(struct intel_display *display); +enum intel_hotplug_state intel_encoder_hotplug(struct intel_encoder *encoder, + struct intel_connector *connector); +void intel_hpd_irq_handler(struct intel_display *display, + u32 pin_mask, u32 long_mask); +void intel_hpd_trigger_irq(struct intel_digital_port *dig_port); +void intel_hpd_init(struct intel_display *display); +void intel_hpd_init_early(struct intel_display *display); +void intel_hpd_cancel_work(struct intel_display *display); +enum hpd_pin intel_hpd_pin_default(enum port port); +void intel_hpd_block(struct intel_encoder *encoder); +void intel_hpd_unblock(struct intel_encoder *encoder); +void intel_hpd_clear_and_unblock(struct intel_encoder *encoder); +void intel_hpd_debugfs_register(struct intel_display *display); + +void intel_hpd_enable_detection_work(struct intel_display *display); +void intel_hpd_disable_detection_work(struct intel_display *display); +bool intel_hpd_schedule_detection(struct intel_display *display); + +#endif /* __INTEL_HOTPLUG_H__ */ |