xref: /wlan-driver/qcacld-3.0/core/pld/src/pld_internal.h (revision 5113495b16420b49004c444715d2daae2066e7dc)
1*5113495bSYour Name /*
2*5113495bSYour Name  * Copyright (c) 2018-2021 The Linux Foundation. All rights reserved.
3*5113495bSYour Name  * Copyright (c) 2022-2023 Qualcomm Innovation Center, Inc. All rights reserved.
4*5113495bSYour Name  *
5*5113495bSYour Name  * Permission to use, copy, modify, and/or distribute this software for
6*5113495bSYour Name  * any purpose with or without fee is hereby granted, provided that the
7*5113495bSYour Name  * above copyright notice and this permission notice appear in all
8*5113495bSYour Name  * copies.
9*5113495bSYour Name  *
10*5113495bSYour Name  * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL
11*5113495bSYour Name  * WARRANTIES WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED
12*5113495bSYour Name  * WARRANTIES OF MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE
13*5113495bSYour Name  * AUTHOR BE LIABLE FOR ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL
14*5113495bSYour Name  * DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR
15*5113495bSYour Name  * PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER
16*5113495bSYour Name  * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
17*5113495bSYour Name  * PERFORMANCE OF THIS SOFTWARE.
18*5113495bSYour Name  */
19*5113495bSYour Name 
20*5113495bSYour Name #ifndef __PLD_COMMON_I_H__
21*5113495bSYour Name #define __PLD_COMMON_I_H__
22*5113495bSYour Name 
23*5113495bSYour Name #include "pld_common.h"
24*5113495bSYour Name 
25*5113495bSYour Name struct dev_node {
26*5113495bSYour Name 	struct device *dev;
27*5113495bSYour Name 	struct device *ifdev;
28*5113495bSYour Name 	struct list_head list;
29*5113495bSYour Name 	enum pld_bus_type bus_type;
30*5113495bSYour Name };
31*5113495bSYour Name 
32*5113495bSYour Name struct pld_context {
33*5113495bSYour Name 	struct pld_driver_ops *ops;
34*5113495bSYour Name 	spinlock_t pld_lock;
35*5113495bSYour Name 	struct list_head dev_list;
36*5113495bSYour Name 	uint32_t pld_driver_state;
37*5113495bSYour Name 	uint8_t mode;
38*5113495bSYour Name };
39*5113495bSYour Name 
40*5113495bSYour Name /**
41*5113495bSYour Name  * pld_get_global_context() - Get global context of PLD
42*5113495bSYour Name  *
43*5113495bSYour Name  * Return: PLD global context
44*5113495bSYour Name  */
45*5113495bSYour Name struct pld_context *pld_get_global_context(void);
46*5113495bSYour Name 
47*5113495bSYour Name /**
48*5113495bSYour Name  * pld_add_dev() - Add dev node to global context
49*5113495bSYour Name  * @pld_context: PLD global context
50*5113495bSYour Name  * @dev: device
51*5113495bSYour Name  * @ifdev: interface device
52*5113495bSYour Name  * @type: Bus type
53*5113495bSYour Name  *
54*5113495bSYour Name  * Return: 0 for success
55*5113495bSYour Name  *         Non zero failure code for errors
56*5113495bSYour Name  */
57*5113495bSYour Name int pld_add_dev(struct pld_context *pld_context,
58*5113495bSYour Name 		struct device *dev, struct device *ifdev,
59*5113495bSYour Name 		enum pld_bus_type type);
60*5113495bSYour Name 
61*5113495bSYour Name /**
62*5113495bSYour Name  * pld_del_dev() - Delete dev node from global context
63*5113495bSYour Name  * @pld_context: PLD global context
64*5113495bSYour Name  * @dev: device
65*5113495bSYour Name  *
66*5113495bSYour Name  * Return: void
67*5113495bSYour Name  */
68*5113495bSYour Name void pld_del_dev(struct pld_context *pld_context,
69*5113495bSYour Name 		 struct device *dev);
70*5113495bSYour Name 
71*5113495bSYour Name #endif
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