2 * Copyright 2014 Advanced Micro Devices, Inc.
4 * Permission is hereby granted, free of charge, to any person obtaining a
5 * copy of this software and associated documentation files (the "Software"),
6 * to deal in the Software without restriction, including without limitation
7 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
8 * and/or sell copies of the Software, and to permit persons to whom the
9 * Software is furnished to do so, subject to the following conditions:
11 * The above copyright notice and this permission notice shall be included in
12 * all copies or substantial portions of the Software.
14 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
15 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
16 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
17 * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
18 * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
19 * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
20 * OTHER DEALINGS IN THE SOFTWARE.
22 * Authors: Slava Grigorev <slava.grigorev@amd.com>
25 #ifndef __RADEON_AUDIO_H__
26 #define __RADEON_AUDIO_H__
28 #include <linux/types.h>
30 #define RREG32_ENDPOINT(block, reg) \
31 radeon_audio_endpoint_rreg(rdev, (block), (reg))
32 #define WREG32_ENDPOINT(block, reg, v) \
33 radeon_audio_endpoint_wreg(rdev, (block), (reg), (v))
35 struct radeon_audio_basic_funcs
37 u32 (*endpoint_rreg)(struct radeon_device *rdev, u32 offset, u32 reg);
38 void (*endpoint_wreg)(struct radeon_device *rdev,
39 u32 offset, u32 reg, u32 v);
42 struct radeon_audio_funcs
44 void (*write_sad_regs)(struct drm_encoder *encoder,
45 struct cea_sad *sads, int sad_count);
48 int radeon_audio_init(struct radeon_device *rdev);
49 void radeon_audio_detect(struct drm_connector *connector,
50 enum drm_connector_status status);
51 u32 radeon_audio_endpoint_rreg(struct radeon_device *rdev,
53 void radeon_audio_endpoint_wreg(struct radeon_device *rdev,
54 u32 offset, u32 reg, u32 v);
55 void radeon_audio_write_sad_regs(struct drm_encoder *encoder);