mirror of
https://github.com/KolibriOS/kolibrios.git
synced 2024-12-13 18:37:08 +03:00
79 lines
2.8 KiB
C
79 lines
2.8 KiB
C
/*
|
|
* Copyright © 2014 Intel Corporation
|
|
*
|
|
* Permission is hereby granted, free of charge, to any person obtaining a
|
|
* copy of this software and associated documentation files (the "Software"),
|
|
* to deal in the Software without restriction, including without limitation
|
|
* the rights to use, copy, modify, merge, publish, distribute, sublicense,
|
|
* and/or sell copies of the Software, and to permit persons to whom the
|
|
* Software is furnished to do so, subject to the following conditions:
|
|
*
|
|
* The above copyright notice and this permission notice (including the next
|
|
* paragraph) shall be included in all copies or substantial portions of the
|
|
* Software.
|
|
*
|
|
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
|
|
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
|
|
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
|
|
* THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
|
|
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
|
|
* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
|
|
* IN THE SOFTWARE.
|
|
*/
|
|
|
|
#ifndef _I915_COMPONENT_H_
|
|
#define _I915_COMPONENT_H_
|
|
|
|
/* MAX_PORT is the number of port
|
|
* It must be sync with I915_MAX_PORTS defined i915_drv.h
|
|
* 5 should be enough as only HSW, BDW, SKL need such fix.
|
|
*/
|
|
#define MAX_PORTS 5
|
|
|
|
/**
|
|
* struct i915_audio_component_ops - callbacks defined in gfx driver
|
|
* @owner: the module owner
|
|
* @get_power: get the POWER_DOMAIN_AUDIO power well
|
|
* @put_power: put the POWER_DOMAIN_AUDIO power well
|
|
* @codec_wake_override: Enable/Disable generating the codec wake signal
|
|
* @get_cdclk_freq: get the Core Display Clock in KHz
|
|
* @sync_audio_rate: set n/cts based on the sample rate
|
|
*/
|
|
struct i915_audio_component_ops {
|
|
struct module *owner;
|
|
void (*get_power)(struct device *);
|
|
void (*put_power)(struct device *);
|
|
void (*codec_wake_override)(struct device *, bool enable);
|
|
int (*get_cdclk_freq)(struct device *);
|
|
int (*sync_audio_rate)(struct device *, int port, int rate);
|
|
};
|
|
|
|
struct i915_audio_component_audio_ops {
|
|
void *audio_ptr;
|
|
/**
|
|
* Call from i915 driver, notifying the HDA driver that
|
|
* pin sense and/or ELD information has changed.
|
|
* @audio_ptr: HDA driver object
|
|
* @port: Which port has changed (PORTA / PORTB / PORTC etc)
|
|
*/
|
|
void (*pin_eld_notify)(void *audio_ptr, int port);
|
|
};
|
|
|
|
/**
|
|
* struct i915_audio_component - used for audio video interaction
|
|
* @dev: the device from gfx driver
|
|
* @aud_sample_rate: the array of audio sample rate per port
|
|
* @ops: callback for audio driver calling
|
|
* @audio_ops: Call from i915 driver
|
|
*/
|
|
struct i915_audio_component {
|
|
struct device *dev;
|
|
int aud_sample_rate[MAX_PORTS];
|
|
|
|
const struct i915_audio_component_ops *ops;
|
|
|
|
const struct i915_audio_component_audio_ops *audio_ops;
|
|
};
|
|
|
|
#endif /* _I915_COMPONENT_H_ */
|