linux-stable/include/linux/soundwire/sdw_intel.h
Vinod Koul c46302ec55 soundwire: intel: Add audio DAI ops
Add DAI registration and DAI ops for the Intel driver along with
callback for topology configuration.

Signed-off-by: Sanyog Kale <sanyog.r.kale@intel.com>
Signed-off-by: Shreyas NC <shreyas.nc@intel.com>
Signed-off-by: Vinod Koul <vkoul@kernel.org>
2018-05-11 21:48:07 +05:30

38 lines
910 B
C

// SPDX-License-Identifier: (GPL-2.0 OR BSD-3-Clause)
// Copyright(c) 2015-17 Intel Corporation.
#ifndef __SDW_INTEL_H
#define __SDW_INTEL_H
/**
* struct sdw_intel_ops: Intel audio driver callback ops
*
* @config_stream: configure the stream with the hw_params
*/
struct sdw_intel_ops {
int (*config_stream)(void *arg, void *substream,
void *dai, void *hw_params, int stream_num);
};
/**
* struct sdw_intel_res - Soundwire Intel resource structure
* @mmio_base: mmio base of SoundWire registers
* @irq: interrupt number
* @handle: ACPI parent handle
* @parent: parent device
* @ops: callback ops
* @arg: callback arg
*/
struct sdw_intel_res {
void __iomem *mmio_base;
int irq;
acpi_handle handle;
struct device *parent;
const struct sdw_intel_ops *ops;
void *arg;
};
void *sdw_intel_init(acpi_handle *parent_handle, struct sdw_intel_res *res);
void sdw_intel_exit(void *arg);
#endif