diff options
Diffstat (limited to 'drivers/gpu/drm/amd/include/cgs_linux.h')
-rw-r--r-- | drivers/gpu/drm/amd/include/cgs_linux.h | 119 |
1 files changed, 0 insertions, 119 deletions
diff --git a/drivers/gpu/drm/amd/include/cgs_linux.h b/drivers/gpu/drm/amd/include/cgs_linux.h deleted file mode 100644 index bc7446c1d22e..000000000000 --- a/drivers/gpu/drm/amd/include/cgs_linux.h +++ /dev/null | |||
@@ -1,119 +0,0 @@ | |||
1 | /* | ||
2 | * Copyright 2015 Advanced Micro Devices, Inc. | ||
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 shall be included in | ||
12 | * all copies or substantial portions of the Software. | ||
13 | * | ||
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. | ||
21 | * | ||
22 | * | ||
23 | */ | ||
24 | #ifndef _CGS_LINUX_H | ||
25 | #define _CGS_LINUX_H | ||
26 | |||
27 | #include "cgs_common.h" | ||
28 | |||
29 | /** | ||
30 | * cgs_irq_source_set_func() - Callback for enabling/disabling interrupt sources | ||
31 | * @private_data: private data provided to cgs_add_irq_source | ||
32 | * @src_id: interrupt source ID | ||
33 | * @type: interrupt type | ||
34 | * @enabled: 0 = disable source, non-0 = enable source | ||
35 | * | ||
36 | * Return: 0 on success, -errno otherwise | ||
37 | */ | ||
38 | typedef int (*cgs_irq_source_set_func_t)(void *private_data, | ||
39 | unsigned src_id, unsigned type, | ||
40 | int enabled); | ||
41 | |||
42 | /** | ||
43 | * cgs_irq_handler_func() - Interrupt handler callback | ||
44 | * @private_data: private data provided to cgs_add_irq_source | ||
45 | * @src_id: interrupt source ID | ||
46 | * @iv_entry: pointer to raw ih ring entry | ||
47 | * | ||
48 | * This callback runs in interrupt context. | ||
49 | * | ||
50 | * Return: 0 on success, -errno otherwise | ||
51 | */ | ||
52 | typedef int (*cgs_irq_handler_func_t)(void *private_data, | ||
53 | unsigned src_id, const uint32_t *iv_entry); | ||
54 | |||
55 | /** | ||
56 | * cgs_add_irq_source() - Add an IRQ source | ||
57 | * @cgs_device: opaque device handle | ||
58 | * @src_id: interrupt source ID | ||
59 | * @num_types: number of interrupt types that can be independently enabled | ||
60 | * @set: callback function to enable/disable an interrupt type | ||
61 | * @handler: interrupt handler callback | ||
62 | * @private_data: private data to pass to callback functions | ||
63 | * | ||
64 | * The same IRQ source can be added only once. Adding an IRQ source | ||
65 | * indicates ownership of that IRQ source and all its IRQ types. | ||
66 | * | ||
67 | * Return: 0 on success, -errno otherwise | ||
68 | */ | ||
69 | typedef int (*cgs_add_irq_source_t)(void *cgs_device, unsigned client_id, | ||
70 | unsigned src_id, | ||
71 | unsigned num_types, | ||
72 | cgs_irq_source_set_func_t set, | ||
73 | cgs_irq_handler_func_t handler, | ||
74 | void *private_data); | ||
75 | |||
76 | /** | ||
77 | * cgs_irq_get() - Request enabling an IRQ source and type | ||
78 | * @cgs_device: opaque device handle | ||
79 | * @src_id: interrupt source ID | ||
80 | * @type: interrupt type | ||
81 | * | ||
82 | * cgs_irq_get and cgs_irq_put calls must be balanced. They count | ||
83 | * "references" to IRQ sources. | ||
84 | * | ||
85 | * Return: 0 on success, -errno otherwise | ||
86 | */ | ||
87 | typedef int (*cgs_irq_get_t)(void *cgs_device, unsigned client_id, unsigned src_id, unsigned type); | ||
88 | |||
89 | /** | ||
90 | * cgs_irq_put() - Indicate IRQ source is no longer needed | ||
91 | * @cgs_device: opaque device handle | ||
92 | * @src_id: interrupt source ID | ||
93 | * @type: interrupt type | ||
94 | * | ||
95 | * cgs_irq_get and cgs_irq_put calls must be balanced. They count | ||
96 | * "references" to IRQ sources. Even after cgs_irq_put is called, the | ||
97 | * IRQ handler may still be called if there are more refecences to | ||
98 | * the IRQ source. | ||
99 | * | ||
100 | * Return: 0 on success, -errno otherwise | ||
101 | */ | ||
102 | typedef int (*cgs_irq_put_t)(void *cgs_device, unsigned client_id, unsigned src_id, unsigned type); | ||
103 | |||
104 | struct cgs_os_ops { | ||
105 | /* IRQ handling */ | ||
106 | cgs_add_irq_source_t add_irq_source; | ||
107 | cgs_irq_get_t irq_get; | ||
108 | cgs_irq_put_t irq_put; | ||
109 | }; | ||
110 | |||
111 | #define cgs_add_irq_source(dev,client_id,src_id,num_types,set,handler,private_data) \ | ||
112 | CGS_OS_CALL(add_irq_source,dev,client_id,src_id,num_types,set,handler, \ | ||
113 | private_data) | ||
114 | #define cgs_irq_get(dev,client_id,src_id,type) \ | ||
115 | CGS_OS_CALL(irq_get,dev,client_id,src_id,type) | ||
116 | #define cgs_irq_put(dev,client_id,src_id,type) \ | ||
117 | CGS_OS_CALL(irq_put,dev,client_id,src_id,type) | ||
118 | |||
119 | #endif /* _CGS_LINUX_H */ | ||