85 lines
3.5 KiB
C
85 lines
3.5 KiB
C
/*
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* Copyright 2014 Advanced Micro Devices, Inc.
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*
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* Permission is hereby granted, free of charge, to any person obtaining a
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* copy of this software and associated documentation files (the "Software"),
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* to deal in the Software without restriction, including without limitation
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* the rights to use, copy, modify, merge, publish, distribute, sublicense,
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* and/or sell copies of the Software, and to permit persons to whom the
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* Software is furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in
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* all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
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* THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
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* OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
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* ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
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* OTHER DEALINGS IN THE SOFTWARE.
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*
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* Authors: Slava Grigorev <slava.grigorev@amd.com>
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*/
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#ifndef __RADEON_AUDIO_H__
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#define __RADEON_AUDIO_H__
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#include <linux/types.h>
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#define RREG32_ENDPOINT(block, reg) \
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radeon_audio_endpoint_rreg(rdev, (block), (reg))
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#define WREG32_ENDPOINT(block, reg, v) \
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radeon_audio_endpoint_wreg(rdev, (block), (reg), (v))
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struct radeon_audio_basic_funcs
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{
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u32 (*endpoint_rreg)(struct radeon_device *rdev, u32 offset, u32 reg);
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void (*endpoint_wreg)(struct radeon_device *rdev,
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u32 offset, u32 reg, u32 v);
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void (*enable)(struct radeon_device *rdev,
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struct r600_audio_pin *pin, u8 enable_mask);
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};
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struct radeon_audio_funcs
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{
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void (*select_pin)(struct drm_encoder *encoder);
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struct r600_audio_pin* (*get_pin)(struct radeon_device *rdev);
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void (*write_latency_fields)(struct drm_encoder *encoder,
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struct drm_connector *connector, struct drm_display_mode *mode);
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void (*write_sad_regs)(struct drm_encoder *encoder,
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struct cea_sad *sads, int sad_count);
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void (*write_speaker_allocation)(struct drm_encoder *encoder,
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u8 *sadb, int sad_count);
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void (*set_dto)(struct radeon_device *rdev,
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struct radeon_crtc *crtc, unsigned int clock);
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void (*update_acr)(struct drm_encoder *encoder, long offset,
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const struct radeon_hdmi_acr *acr);
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void (*set_vbi_packet)(struct drm_encoder *encoder, u32 offset);
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void (*set_color_depth)(struct drm_encoder *encoder, u32 offset, int bpc);
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void (*set_avi_packet)(struct radeon_device *rdev, u32 offset,
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unsigned char *buffer, size_t size);
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void (*set_audio_packet)(struct drm_encoder *encoder, u32 offset);
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void (*set_mute)(struct drm_encoder *encoder, u32 offset, bool mute);
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void (*mode_set)(struct drm_encoder *encoder,
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struct drm_display_mode *mode);
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void (*dpms)(struct drm_encoder *encoder, bool mode);
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};
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int radeon_audio_init(struct radeon_device *rdev);
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void radeon_audio_detect(struct drm_connector *connector,
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struct drm_encoder *encoder,
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enum drm_connector_status status);
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u32 radeon_audio_endpoint_rreg(struct radeon_device *rdev,
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u32 offset, u32 reg);
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void radeon_audio_endpoint_wreg(struct radeon_device *rdev,
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u32 offset, u32 reg, u32 v);
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struct r600_audio_pin *radeon_audio_get_pin(struct drm_encoder *encoder);
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void radeon_audio_fini(struct radeon_device *rdev);
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void radeon_audio_mode_set(struct drm_encoder *encoder,
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struct drm_display_mode *mode);
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void radeon_audio_dpms(struct drm_encoder *encoder, int mode);
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unsigned int radeon_audio_decode_dfs_div(unsigned int div);
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#endif
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