1 | /* |
2 | * Copyright © 2016 Intel Corporation |
3 | * |
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: |
10 | * |
11 | * The above copyright notice and this permission notice (including the next |
12 | * paragraph) shall be included in all copies or substantial portions of the |
13 | * Software. |
14 | * |
15 | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR |
16 | * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, |
17 | * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL |
18 | * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER |
19 | * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING |
20 | * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS |
21 | * IN THE SOFTWARE. |
22 | */ |
23 | |
24 | #ifndef _INTEL_LPE_AUDIO_H_ |
25 | #define _INTEL_LPE_AUDIO_H_ |
26 | |
27 | #include <linux/types.h> |
28 | #include <linux/spinlock_types.h> |
29 | |
30 | struct platform_device; |
31 | |
32 | #define HDMI_MAX_ELD_BYTES 128 |
33 | |
34 | struct intel_hdmi_lpe_audio_port_pdata { |
35 | u8 eld[HDMI_MAX_ELD_BYTES]; |
36 | int port; |
37 | int pipe; |
38 | int ls_clock; |
39 | bool dp_output; |
40 | }; |
41 | |
42 | struct intel_hdmi_lpe_audio_pdata { |
43 | struct intel_hdmi_lpe_audio_port_pdata port[3]; /* for ports B,C,D */ |
44 | int num_ports; |
45 | int num_pipes; |
46 | |
47 | void (*notify_audio_lpe)(struct platform_device *pdev, int port); /* port: 0==B,1==C,2==D */ |
48 | spinlock_t lpe_audio_slock; |
49 | }; |
50 | |
51 | #endif /* _I915_LPE_AUDIO_H_ */ |
52 | |