xref: /freebsd/sys/dev/qat/include/common/qat_freebsd.h (revision 8ddb146abcdf061be9f2c0db7e391697dafad85c)
1 /* SPDX-License-Identifier: BSD-3-Clause */
2 /* Copyright(c) 2007-2022 Intel Corporation */
3 /* $FreeBSD$ */
4 #ifndef QAT_FREEBSD_H_
5 #define QAT_FREEBSD_H_
6 
7 #include <sys/param.h>
8 #include <sys/module.h>
9 #include <sys/bus.h>
10 #include <sys/param.h>
11 #include <sys/malloc.h>
12 #include <sys/firmware.h>
13 #include <sys/rman.h>
14 #include <sys/types.h>
15 #include <sys/ctype.h>
16 #include <sys/ioccom.h>
17 #include <sys/param.h>
18 #include <sys/lock.h>
19 #include <linux/device.h>
20 #include <linux/dma-mapping.h>
21 #include <linux/completion.h>
22 #include <linux/list.h>
23 #include <machine/bus.h>
24 #include <machine/bus_dma.h>
25 #include <sys/firmware.h>
26 #include <asm/uaccess.h>
27 #include <linux/math64.h>
28 #include <linux/spinlock.h>
29 
30 #define PCI_VENDOR_ID_INTEL 0x8086
31 
32 #if !defined(__bool_true_false_are_defined)
33 #define __bool_true_false_are_defined 1
34 #define false 0
35 #define true 1
36 #if __STDC_VERSION__ < 199901L && __GNUC__ < 3 && !defined(__INTEL_COMPILER)
37 typedef int _Bool;
38 #endif
39 typedef _Bool bool;
40 #endif /* !__bool_true_false_are_defined && !__cplusplus */
41 
42 #if __STDC_VERSION__ < 199901L && __GNUC__ < 3 && !defined(__INTEL_COMPILER)
43 typedef int _Bool;
44 #endif
45 
46 #define pause_ms(wmesg, ms) pause_sbt(wmesg, (ms)*SBT_1MS, 0, C_HARDCLOCK)
47 
48 /* Function sets the MaxPayload size of a PCI device. */
49 int pci_set_max_payload(device_t dev, int payload_size);
50 
51 device_t pci_find_pf(device_t vf);
52 
53 MALLOC_DECLARE(M_QAT);
54 
55 struct msix_entry {
56 	struct resource *irq;
57 	void *cookie;
58 };
59 
60 struct pci_device_id {
61 	uint16_t vendor;
62 	uint16_t device;
63 };
64 
65 struct bus_dmamem {
66 	bus_dma_tag_t dma_tag;
67 	bus_dmamap_t dma_map;
68 	void *dma_vaddr;
69 	bus_addr_t dma_baddr;
70 };
71 
72 /*
73  * Allocate a mapping.	On success, zero is returned and the 'dma_vaddr'
74  * and 'dma_baddr' fields are populated with the virtual and bus addresses,
75  * respectively, of the mapping.
76  */
77 int bus_dma_mem_create(struct bus_dmamem *mem,
78 		       bus_dma_tag_t parent,
79 		       bus_size_t alignment,
80 		       bus_addr_t lowaddr,
81 		       bus_size_t len,
82 		       int flags);
83 
84 /*
85  * Release a mapping created by bus_dma_mem_create().
86  */
87 void bus_dma_mem_free(struct bus_dmamem *mem);
88 
89 #define list_for_each_prev_safe(p, n, h)                                       \
90 	for (p = (h)->prev, n = (p)->prev; p != (h); p = n, n = (p)->prev)
91 
92 static inline int
93 compat_strtoul(const char *cp, unsigned int base, unsigned long *res)
94 {
95 	char *end;
96 
97 	*res = strtoul(cp, &end, base);
98 
99 	/* skip newline character, if any */
100 	if (*end == '\n')
101 		end++;
102 	if (*cp == 0 || *end != 0)
103 		return (-EINVAL);
104 	return (0);
105 }
106 
107 static inline int
108 compat_strtouint(const char *cp, unsigned int base, unsigned int *res)
109 {
110 	char *end;
111 	unsigned long temp;
112 
113 	*res = temp = strtoul(cp, &end, base);
114 
115 	/* skip newline character, if any */
116 	if (*end == '\n')
117 		end++;
118 	if (*cp == 0 || *end != 0)
119 		return (-EINVAL);
120 	if (temp != (unsigned int)temp)
121 		return (-ERANGE);
122 	return (0);
123 }
124 
125 static inline int
126 compat_strtou8(const char *cp, unsigned int base, unsigned char *res)
127 {
128 	char *end;
129 	unsigned long temp;
130 
131 	*res = temp = strtoul(cp, &end, base);
132 
133 	/* skip newline character, if any */
134 	if (*end == '\n')
135 		end++;
136 	if (*cp == 0 || *end != 0)
137 		return -EINVAL;
138 	if (temp != (unsigned char)temp)
139 		return -ERANGE;
140 	return 0;
141 }
142 
143 #if __FreeBSD_version >= 1300500
144 #undef dev_to_node
145 static inline int
146 dev_to_node(device_t dev)
147 {
148 	int numa_domain;
149 
150 	if (!dev || bus_get_domain(dev, &numa_domain) != 0)
151 		return (-1);
152 	else
153 		return (numa_domain);
154 }
155 #endif
156 #endif
157