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2874c5fd | 1 | /* SPDX-License-Identifier: GPL-2.0-or-later */ |
5772f636 SA |
2 | #ifndef __HID_ROCCAT_COMMON_H |
3 | #define __HID_ROCCAT_COMMON_H | |
4 | ||
5 | /* | |
6 | * Copyright (c) 2011 Stefan Achatz <erazor_de@users.sourceforge.net> | |
7 | */ | |
8 | ||
9 | /* | |
5772f636 SA |
10 | */ |
11 | ||
12 | #include <linux/usb.h> | |
13 | #include <linux/types.h> | |
14 | ||
7392d73b | 15 | enum roccat_common2_commands { |
4728f2dc SA |
16 | ROCCAT_COMMON_COMMAND_CONTROL = 0x4, |
17 | }; | |
18 | ||
7392d73b | 19 | struct roccat_common2_control { |
4728f2dc SA |
20 | uint8_t command; |
21 | uint8_t value; | |
22 | uint8_t request; /* always 0 on requesting write check */ | |
23 | } __packed; | |
24 | ||
7392d73b | 25 | int roccat_common2_receive(struct usb_device *usb_dev, uint report_id, |
5772f636 | 26 | void *data, uint size); |
7392d73b | 27 | int roccat_common2_send(struct usb_device *usb_dev, uint report_id, |
5772f636 | 28 | void const *data, uint size); |
7392d73b | 29 | int roccat_common2_send_with_status(struct usb_device *usb_dev, |
4728f2dc | 30 | uint command, void const *buf, uint size); |
5772f636 | 31 | |
71304f5a SA |
32 | struct roccat_common2_device { |
33 | int roccat_claimed; | |
34 | int chrdev_minor; | |
35 | struct mutex lock; | |
36 | }; | |
37 | ||
38 | int roccat_common2_device_init_struct(struct usb_device *usb_dev, | |
39 | struct roccat_common2_device *dev); | |
40 | ssize_t roccat_common2_sysfs_read(struct file *fp, struct kobject *kobj, | |
41 | char *buf, loff_t off, size_t count, | |
42 | size_t real_size, uint command); | |
43 | ssize_t roccat_common2_sysfs_write(struct file *fp, struct kobject *kobj, | |
44 | void const *buf, loff_t off, size_t count, | |
45 | size_t real_size, uint command); | |
46 | ||
47 | #define ROCCAT_COMMON2_SYSFS_W(thingy, COMMAND, SIZE) \ | |
48 | static ssize_t roccat_common2_sysfs_write_ ## thingy(struct file *fp, \ | |
49 | struct kobject *kobj, struct bin_attribute *attr, char *buf, \ | |
50 | loff_t off, size_t count) \ | |
51 | { \ | |
52 | return roccat_common2_sysfs_write(fp, kobj, buf, off, count, \ | |
53 | SIZE, COMMAND); \ | |
54 | } | |
55 | ||
56 | #define ROCCAT_COMMON2_SYSFS_R(thingy, COMMAND, SIZE) \ | |
57 | static ssize_t roccat_common2_sysfs_read_ ## thingy(struct file *fp, \ | |
58 | struct kobject *kobj, struct bin_attribute *attr, char *buf, \ | |
59 | loff_t off, size_t count) \ | |
60 | { \ | |
61 | return roccat_common2_sysfs_read(fp, kobj, buf, off, count, \ | |
62 | SIZE, COMMAND); \ | |
63 | } | |
64 | ||
65 | #define ROCCAT_COMMON2_SYSFS_RW(thingy, COMMAND, SIZE) \ | |
66 | ROCCAT_COMMON2_SYSFS_W(thingy, COMMAND, SIZE) \ | |
67 | ROCCAT_COMMON2_SYSFS_R(thingy, COMMAND, SIZE) | |
68 | ||
69 | #define ROCCAT_COMMON2_BIN_ATTRIBUTE_RW(thingy, COMMAND, SIZE) \ | |
70 | ROCCAT_COMMON2_SYSFS_RW(thingy, COMMAND, SIZE); \ | |
71 | static struct bin_attribute bin_attr_ ## thingy = { \ | |
72 | .attr = { .name = #thingy, .mode = 0660 }, \ | |
73 | .size = SIZE, \ | |
74 | .read = roccat_common2_sysfs_read_ ## thingy, \ | |
75 | .write = roccat_common2_sysfs_write_ ## thingy \ | |
76 | } | |
77 | ||
78 | #define ROCCAT_COMMON2_BIN_ATTRIBUTE_R(thingy, COMMAND, SIZE) \ | |
79 | ROCCAT_COMMON2_SYSFS_R(thingy, COMMAND, SIZE); \ | |
80 | static struct bin_attribute bin_attr_ ## thingy = { \ | |
81 | .attr = { .name = #thingy, .mode = 0440 }, \ | |
82 | .size = SIZE, \ | |
83 | .read = roccat_common2_sysfs_read_ ## thingy, \ | |
84 | } | |
85 | ||
86 | #define ROCCAT_COMMON2_BIN_ATTRIBUTE_W(thingy, COMMAND, SIZE) \ | |
87 | ROCCAT_COMMON2_SYSFS_W(thingy, COMMAND, SIZE); \ | |
88 | static struct bin_attribute bin_attr_ ## thingy = { \ | |
89 | .attr = { .name = #thingy, .mode = 0220 }, \ | |
90 | .size = SIZE, \ | |
91 | .write = roccat_common2_sysfs_write_ ## thingy \ | |
92 | } | |
93 | ||
5772f636 | 94 | #endif |