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/*
* Copyright 2014 Advanced Micro Devices, Inc.
*
* 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 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 COPYRIGHT HOLDER(S) OR AUTHOR(S) 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.
*
* Authors: Slava Grigorev <slava.grigorev@amd.com>
*/
#ifndef __RADEON_AUDIO_H__
#define __RADEON_AUDIO_H__
#include <linux/types.h>
#define RREG32_ENDPOINT(block, reg) \
radeon_audio_endpoint_rreg(rdev, (block), (reg))
#define WREG32_ENDPOINT(block, reg, v) \
radeon_audio_endpoint_wreg(rdev, (block), (reg), (v))
struct radeon_audio_basic_funcs
{
u32 (*endpoint_rreg)(struct radeon_device *rdev, u32 offset, u32 reg);
void (*endpoint_wreg)(struct radeon_device *rdev,
u32 offset, u32 reg, u32 v);
void (*enable)(struct radeon_device *rdev,
struct r600_audio_pin *pin, u8 enable_mask);
void (*update_avi_infoframe)(struct radeon_device *rdev, u32 offset,
unsigned char *buffer, size_t size);
};
struct radeon_audio_funcs
{
void (*select_pin)(struct drm_encoder *encoder);
struct r600_audio_pin* (*get_pin)(struct radeon_device *rdev);
void (*write_latency_fields)(struct drm_encoder *encoder,
struct drm_connector *connector, struct drm_display_mode *mode);
void (*write_sad_regs)(struct drm_encoder *encoder,
struct cea_sad *sads, int sad_count);
void (*write_speaker_allocation)(struct drm_encoder *encoder,
u8 *sadb, int sad_count);
void (*set_dto)(struct radeon_device *rdev,
struct radeon_crtc *crtc, unsigned int clock);
void (*update_acr)(struct drm_encoder *encoder, long offset,
const struct radeon_hdmi_acr *acr);
void (*set_vbi_packet)(struct drm_encoder *encoder, u32 offset);
};
int radeon_audio_init(struct radeon_device *rdev);
void radeon_audio_detect(struct drm_connector *connector,
enum drm_connector_status status);
u32 radeon_audio_endpoint_rreg(struct radeon_device *rdev,
u32 offset, u32 reg);
void radeon_audio_endpoint_wreg(struct radeon_device *rdev,
u32 offset, u32 reg, u32 v);
void radeon_audio_write_sad_regs(struct drm_encoder *encoder);
void radeon_audio_write_speaker_allocation(struct drm_encoder *encoder);
void radeon_audio_write_latency_fields(struct drm_encoder *encoder,
struct drm_display_mode *mode);
struct r600_audio_pin *radeon_audio_get_pin(struct drm_encoder *encoder);
void radeon_audio_select_pin(struct drm_encoder *encoder);
void radeon_audio_enable(struct radeon_device *rdev,
struct r600_audio_pin *pin, u8 enable_mask);
void radeon_audio_fini(struct radeon_device *rdev);
void radeon_audio_set_dto(struct drm_encoder *encoder, unsigned int clock);
void radeon_update_avi_infoframe(struct drm_encoder *encoder, void *buffer,
size_t size);
void radeon_audio_update_acr(struct drm_encoder *encoder, unsigned int clock);
void radeon_audio_set_vbi_packet(struct drm_encoder *encoder);
#endif
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