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git.proxmox.com Git - mirror_ubuntu-jammy-kernel.git/blob - drivers/gpu/drm/amd/display/dc/irq/irq_service.c
2 * Copyright 2012-15 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.
26 #include "dm_services.h"
28 #include "include/irq_service_interface.h"
29 #include "include/logger_interface.h"
31 #include "dce110/irq_service_dce110.h"
34 #include "dce80/irq_service_dce80.h"
37 #include "reg_helper.h"
38 #include "irq_service.h"
45 bool dal_irq_service_construct(
46 struct irq_service
*irq_service
,
47 struct irq_service_init_data
*init_data
)
49 if (!init_data
|| !init_data
->ctx
)
52 irq_service
->ctx
= init_data
->ctx
;
56 void dal_irq_service_destroy(struct irq_service
**irq_service
)
58 if (!irq_service
|| !*irq_service
) {
63 dm_free(*irq_service
);
68 const struct irq_source_info
*find_irq_source_info(
69 struct irq_service
*irq_service
,
70 enum dc_irq_source source
)
72 if (source
> DAL_IRQ_SOURCES_NUMBER
|| source
< DC_IRQ_SOURCE_INVALID
)
75 return &irq_service
->info
[source
];
78 void dal_irq_service_set_generic(
79 struct irq_service
*irq_service
,
80 const struct irq_source_info
*info
,
83 uint32_t addr
= info
->enable_reg
;
84 uint32_t value
= dm_read_reg(irq_service
->ctx
, addr
);
86 value
= (value
& ~info
->enable_mask
) |
87 (info
->enable_value
[enable
? 0 : 1] & info
->enable_mask
);
88 dm_write_reg(irq_service
->ctx
, addr
, value
);
91 bool dal_irq_service_set(
92 struct irq_service
*irq_service
,
93 enum dc_irq_source source
,
96 const struct irq_source_info
*info
=
97 find_irq_source_info(irq_service
, source
);
101 irq_service
->ctx
->logger
, LOG_ERROR
,
102 "%s: cannot find irq info table entry for %d\n",
108 dal_irq_service_ack(irq_service
, source
);
110 if (info
->funcs
->set
)
111 return info
->funcs
->set(irq_service
, info
, enable
);
113 dal_irq_service_set_generic(irq_service
, info
, enable
);
118 void dal_irq_service_ack_generic(
119 struct irq_service
*irq_service
,
120 const struct irq_source_info
*info
)
122 uint32_t addr
= info
->ack_reg
;
123 uint32_t value
= dm_read_reg(irq_service
->ctx
, addr
);
125 value
= (value
& ~info
->ack_mask
) |
126 (info
->ack_value
& info
->ack_mask
);
127 dm_write_reg(irq_service
->ctx
, addr
, value
);
130 bool dal_irq_service_ack(
131 struct irq_service
*irq_service
,
132 enum dc_irq_source source
)
134 const struct irq_source_info
*info
=
135 find_irq_source_info(irq_service
, source
);
139 irq_service
->ctx
->logger
, LOG_ERROR
,
140 "%s: cannot find irq info table entry for %d\n",
146 if (info
->funcs
->ack
)
147 return info
->funcs
->ack(irq_service
, info
);
149 dal_irq_service_ack_generic(irq_service
, info
);
154 enum dc_irq_source
dal_irq_service_to_irq_source(
155 struct irq_service
*irq_service
,
159 return irq_service
->funcs
->to_dal_irq_source(