diff options
Diffstat (limited to 'drivers/hid/hid-roccat-common.h')
-rw-r--r-- | drivers/hid/hid-roccat-common.h | 97 |
1 files changed, 97 insertions, 0 deletions
diff --git a/drivers/hid/hid-roccat-common.h b/drivers/hid/hid-roccat-common.h new file mode 100644 index 000000000..eaa56eb7d --- /dev/null +++ b/drivers/hid/hid-roccat-common.h @@ -0,0 +1,97 @@ +#ifndef __HID_ROCCAT_COMMON_H +#define __HID_ROCCAT_COMMON_H + +/* + * Copyright (c) 2011 Stefan Achatz <erazor_de@users.sourceforge.net> + */ + +/* + * This program is free software; you can redistribute it and/or modify it + * under the terms of the GNU General Public License as published by the Free + * Software Foundation; either version 2 of the License, or (at your option) + * any later version. + */ + +#include <linux/usb.h> +#include <linux/types.h> + +enum roccat_common2_commands { + ROCCAT_COMMON_COMMAND_CONTROL = 0x4, +}; + +struct roccat_common2_control { + uint8_t command; + uint8_t value; + uint8_t request; /* always 0 on requesting write check */ +} __packed; + +int roccat_common2_receive(struct usb_device *usb_dev, uint report_id, + void *data, uint size); +int roccat_common2_send(struct usb_device *usb_dev, uint report_id, + void const *data, uint size); +int roccat_common2_send_with_status(struct usb_device *usb_dev, + uint command, void const *buf, uint size); + +struct roccat_common2_device { + int roccat_claimed; + int chrdev_minor; + struct mutex lock; +}; + +int roccat_common2_device_init_struct(struct usb_device *usb_dev, + struct roccat_common2_device *dev); +ssize_t roccat_common2_sysfs_read(struct file *fp, struct kobject *kobj, + char *buf, loff_t off, size_t count, + size_t real_size, uint command); +ssize_t roccat_common2_sysfs_write(struct file *fp, struct kobject *kobj, + void const *buf, loff_t off, size_t count, + size_t real_size, uint command); + +#define ROCCAT_COMMON2_SYSFS_W(thingy, COMMAND, SIZE) \ +static ssize_t roccat_common2_sysfs_write_ ## thingy(struct file *fp, \ + struct kobject *kobj, struct bin_attribute *attr, char *buf, \ + loff_t off, size_t count) \ +{ \ + return roccat_common2_sysfs_write(fp, kobj, buf, off, count, \ + SIZE, COMMAND); \ +} + +#define ROCCAT_COMMON2_SYSFS_R(thingy, COMMAND, SIZE) \ +static ssize_t roccat_common2_sysfs_read_ ## thingy(struct file *fp, \ + struct kobject *kobj, struct bin_attribute *attr, char *buf, \ + loff_t off, size_t count) \ +{ \ + return roccat_common2_sysfs_read(fp, kobj, buf, off, count, \ + SIZE, COMMAND); \ +} + +#define ROCCAT_COMMON2_SYSFS_RW(thingy, COMMAND, SIZE) \ +ROCCAT_COMMON2_SYSFS_W(thingy, COMMAND, SIZE) \ +ROCCAT_COMMON2_SYSFS_R(thingy, COMMAND, SIZE) + +#define ROCCAT_COMMON2_BIN_ATTRIBUTE_RW(thingy, COMMAND, SIZE) \ +ROCCAT_COMMON2_SYSFS_RW(thingy, COMMAND, SIZE); \ +static struct bin_attribute bin_attr_ ## thingy = { \ + .attr = { .name = #thingy, .mode = 0660 }, \ + .size = SIZE, \ + .read = roccat_common2_sysfs_read_ ## thingy, \ + .write = roccat_common2_sysfs_write_ ## thingy \ +} + +#define ROCCAT_COMMON2_BIN_ATTRIBUTE_R(thingy, COMMAND, SIZE) \ +ROCCAT_COMMON2_SYSFS_R(thingy, COMMAND, SIZE); \ +static struct bin_attribute bin_attr_ ## thingy = { \ + .attr = { .name = #thingy, .mode = 0440 }, \ + .size = SIZE, \ + .read = roccat_common2_sysfs_read_ ## thingy, \ +} + +#define ROCCAT_COMMON2_BIN_ATTRIBUTE_W(thingy, COMMAND, SIZE) \ +ROCCAT_COMMON2_SYSFS_W(thingy, COMMAND, SIZE); \ +static struct bin_attribute bin_attr_ ## thingy = { \ + .attr = { .name = #thingy, .mode = 0220 }, \ + .size = SIZE, \ + .write = roccat_common2_sysfs_write_ ## thingy \ +} + +#endif |