1*5113495bSYour Name /*
2*5113495bSYour Name * Copyright (c) 2021 The Linux Foundation. All rights reserved.
3*5113495bSYour Name *
4*5113495bSYour Name * Permission to use, copy, modify, and/or distribute this software for
5*5113495bSYour Name * any purpose with or without fee is hereby granted, provided that the
6*5113495bSYour Name * above copyright notice and this permission notice appear in all
7*5113495bSYour Name * copies.
8*5113495bSYour Name *
9*5113495bSYour Name * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL
10*5113495bSYour Name * WARRANTIES WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED
11*5113495bSYour Name * WARRANTIES OF MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE
12*5113495bSYour Name * AUTHOR BE LIABLE FOR ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL
13*5113495bSYour Name * DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR
14*5113495bSYour Name * PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER
15*5113495bSYour Name * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
16*5113495bSYour Name * PERFORMANCE OF THIS SOFTWARE.
17*5113495bSYour Name */
18*5113495bSYour Name
19*5113495bSYour Name /**
20*5113495bSYour Name * DOC: qal_devnode
21*5113495bSYour Name * QCA abstraction layer (QAL) device config APIs
22*5113495bSYour Name */
23*5113495bSYour Name
24*5113495bSYour Name #if !defined(__I_QAL_DEVNODE_H)
25*5113495bSYour Name #define __I_QAL_DEVNODE_H
26*5113495bSYour Name
27*5113495bSYour Name /* Include Files */
28*5113495bSYour Name #include <linux/of_pci.h>
29*5113495bSYour Name #include <linux/of.h>
30*5113495bSYour Name #include "qdf_types.h"
31*5113495bSYour Name
32*5113495bSYour Name #define PCI_DOMAIN_ID_MIN 0x0000
33*5113495bSYour Name #define PCI_DOMAIN_ID_MAX 0xFFFF
34*5113495bSYour Name
35*5113495bSYour Name typedef struct device_node *__qdf_devnode_t;
36*5113495bSYour Name
37*5113495bSYour Name /**
38*5113495bSYour Name * __qal_devnode_read_u32_array() - Find and read an array of 32 bit integers
39*5113495bSYour Name * from a property.
40*5113495bSYour Name * @devnode: device node from which the property value is to be read.
41*5113495bSYour Name * @pname: name of the property to be searched.
42*5113495bSYour Name * @u32_val: pointer to return value, modified only if return value is 0.
43*5113495bSYour Name * @elem: number of array elements to read
44*5113495bSYour Name *
45*5113495bSYour Name * Return: QDF_STATUS_SUCCESS if valid value can be decoded,
46*5113495bSYour Name * error code otherwise
47*5113495bSYour Name */
48*5113495bSYour Name static inline QDF_STATUS
__qal_devnode_read_u32_array(const __qdf_devnode_t devnode,const char * pname,u32 * u32_val,size_t elem)49*5113495bSYour Name __qal_devnode_read_u32_array(const __qdf_devnode_t devnode,
50*5113495bSYour Name const char *pname, u32 *u32_val, size_t elem)
51*5113495bSYour Name {
52*5113495bSYour Name int ret;
53*5113495bSYour Name
54*5113495bSYour Name ret = of_property_read_u32_array(devnode, pname, u32_val, elem);
55*5113495bSYour Name
56*5113495bSYour Name return qdf_status_from_os_return(ret);
57*5113495bSYour Name }
58*5113495bSYour Name
59*5113495bSYour Name /**
60*5113495bSYour Name * __qal_devnode_read_u32() - Find and read 32 bit integer from a property.
61*5113495bSYour Name * @devnode: device node from which the property value is to be read.
62*5113495bSYour Name * @pname: name of the property to be searched.
63*5113495bSYour Name * @u32_val: pointer to return value, modified only if return value is 0.
64*5113495bSYour Name *
65*5113495bSYour Name * Return: QDF_STATUS_SUCCESS if valid value can be decoded,
66*5113495bSYour Name * error code otherwise
67*5113495bSYour Name */
68*5113495bSYour Name static inline QDF_STATUS
__qal_devnode_read_u32(const __qdf_devnode_t devnode,const char * pname,u32 * u32_val)69*5113495bSYour Name __qal_devnode_read_u32(const __qdf_devnode_t devnode,
70*5113495bSYour Name const char *pname, u32 *u32_val)
71*5113495bSYour Name {
72*5113495bSYour Name int ret;
73*5113495bSYour Name
74*5113495bSYour Name ret = of_property_read_u32(devnode, pname, u32_val);
75*5113495bSYour Name
76*5113495bSYour Name return qdf_status_from_os_return(ret);
77*5113495bSYour Name }
78*5113495bSYour Name
79*5113495bSYour Name #endif /* __I_QAL_DEVNODE_H */
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