xref: /freebsd/sys/dev/qat/include/common/qat_freebsd.h (revision 71625ec9ad2a9bc8c09784fbd23b759830e0ee5f)
1 /* SPDX-License-Identifier: BSD-3-Clause */
2 /* Copyright(c) 2007-2022 Intel Corporation */
3 #ifndef QAT_FREEBSD_H_
4 #define QAT_FREEBSD_H_
5 
6 #include <sys/param.h>
7 #include <sys/module.h>
8 #include <sys/bus.h>
9 #include <sys/param.h>
10 #include <sys/malloc.h>
11 #include <sys/firmware.h>
12 #include <sys/rman.h>
13 #include <sys/types.h>
14 #include <sys/ctype.h>
15 #include <sys/ioccom.h>
16 #include <sys/param.h>
17 #include <sys/lock.h>
18 #include <linux/device.h>
19 #include <linux/dma-mapping.h>
20 #include <linux/completion.h>
21 #include <linux/list.h>
22 #include <machine/bus.h>
23 #include <machine/bus_dma.h>
24 #include <sys/firmware.h>
25 #include <asm/uaccess.h>
26 #include <linux/math64.h>
27 #include <linux/spinlock.h>
28 
29 #define PCI_VENDOR_ID_INTEL 0x8086
30 
31 #if !defined(__bool_true_false_are_defined)
32 #define __bool_true_false_are_defined 1
33 #define false 0
34 #define true 1
35 #if __STDC_VERSION__ < 199901L && __GNUC__ < 3 && !defined(__INTEL_COMPILER)
36 typedef int _Bool;
37 #endif
38 typedef _Bool bool;
39 #endif /* !__bool_true_false_are_defined && !__cplusplus */
40 
41 #if __STDC_VERSION__ < 199901L && __GNUC__ < 3 && !defined(__INTEL_COMPILER)
42 typedef int _Bool;
43 #endif
44 
45 #define pause_ms(wmesg, ms) pause_sbt(wmesg, (ms)*SBT_1MS, 0, C_HARDCLOCK)
46 
47 /* Function sets the MaxPayload size of a PCI device. */
48 int pci_set_max_payload(device_t dev, int payload_size);
49 
50 device_t pci_find_pf(device_t vf);
51 
52 MALLOC_DECLARE(M_QAT);
53 
54 struct msix_entry {
55 	struct resource *irq;
56 	void *cookie;
57 };
58 
59 struct pci_device_id {
60 	uint16_t vendor;
61 	uint16_t device;
62 };
63 
64 struct bus_dmamem {
65 	bus_dma_tag_t dma_tag;
66 	bus_dmamap_t dma_map;
67 	void *dma_vaddr;
68 	bus_addr_t dma_baddr;
69 };
70 
71 /*
72  * Allocate a mapping.	On success, zero is returned and the 'dma_vaddr'
73  * and 'dma_baddr' fields are populated with the virtual and bus addresses,
74  * respectively, of the mapping.
75  */
76 int bus_dma_mem_create(struct bus_dmamem *mem,
77 		       bus_dma_tag_t parent,
78 		       bus_size_t alignment,
79 		       bus_addr_t lowaddr,
80 		       bus_size_t len,
81 		       int flags);
82 
83 /*
84  * Release a mapping created by bus_dma_mem_create().
85  */
86 void bus_dma_mem_free(struct bus_dmamem *mem);
87 
88 #define list_for_each_prev_safe(p, n, h)                                       \
89 	for (p = (h)->prev, n = (p)->prev; p != (h); p = n, n = (p)->prev)
90 
91 static inline int
compat_strtoul(const char * cp,unsigned int base,unsigned long * res)92 compat_strtoul(const char *cp, unsigned int base, unsigned long *res)
93 {
94 	char *end;
95 
96 	*res = strtoul(cp, &end, base);
97 
98 	/* skip newline character, if any */
99 	if (*end == '\n')
100 		end++;
101 	if (*cp == 0 || *end != 0)
102 		return (-EINVAL);
103 	return (0);
104 }
105 
106 static inline int
compat_strtouint(const char * cp,unsigned int base,unsigned int * res)107 compat_strtouint(const char *cp, unsigned int base, unsigned int *res)
108 {
109 	char *end;
110 	unsigned long temp;
111 
112 	*res = temp = strtoul(cp, &end, base);
113 
114 	/* skip newline character, if any */
115 	if (*end == '\n')
116 		end++;
117 	if (*cp == 0 || *end != 0)
118 		return (-EINVAL);
119 	if (temp != (unsigned int)temp)
120 		return (-ERANGE);
121 	return (0);
122 }
123 
124 static inline int
compat_strtou8(const char * cp,unsigned int base,unsigned char * res)125 compat_strtou8(const char *cp, unsigned int base, unsigned char *res)
126 {
127 	char *end;
128 	unsigned long temp;
129 
130 	*res = temp = strtoul(cp, &end, base);
131 
132 	/* skip newline character, if any */
133 	if (*end == '\n')
134 		end++;
135 	if (*cp == 0 || *end != 0)
136 		return -EINVAL;
137 	if (temp != (unsigned char)temp)
138 		return -ERANGE;
139 	return 0;
140 }
141 
142 #if __FreeBSD_version >= 1300500
143 #undef dev_to_node
144 static inline int
dev_to_node(device_t dev)145 dev_to_node(device_t dev)
146 {
147 	int numa_domain;
148 
149 	if (!dev || bus_get_domain(dev, &numa_domain) != 0)
150 		return (-1);
151 	else
152 		return (numa_domain);
153 }
154 #endif
155 #endif
156