diff options
Diffstat (limited to 'drivers/hid/hid-roccat-kovaplus.c')
-rw-r--r-- | drivers/hid/hid-roccat-kovaplus.c | 235 |
1 files changed, 115 insertions, 120 deletions
diff --git a/drivers/hid/hid-roccat-kovaplus.c b/drivers/hid/hid-roccat-kovaplus.c index ca6527a..1589fd3 100644 --- a/drivers/hid/hid-roccat-kovaplus.c +++ b/drivers/hid/hid-roccat-kovaplus.c @@ -70,13 +70,6 @@ static int kovaplus_select_profile(struct usb_device *usb_dev, uint number, return kovaplus_send_control(usb_dev, number, request); } -static int kovaplus_get_info(struct usb_device *usb_dev, - struct kovaplus_info *buf) -{ - return roccat_common2_receive(usb_dev, KOVAPLUS_COMMAND_INFO, - buf, sizeof(struct kovaplus_info)); -} - static int kovaplus_get_profile_settings(struct usb_device *usb_dev, struct kovaplus_profile_settings *buf, uint number) { @@ -88,15 +81,7 @@ static int kovaplus_get_profile_settings(struct usb_device *usb_dev, return retval; return roccat_common2_receive(usb_dev, KOVAPLUS_COMMAND_PROFILE_SETTINGS, - buf, sizeof(struct kovaplus_profile_settings)); -} - -static int kovaplus_set_profile_settings(struct usb_device *usb_dev, - struct kovaplus_profile_settings const *settings) -{ - return roccat_common2_send_with_status(usb_dev, - KOVAPLUS_COMMAND_PROFILE_SETTINGS, - settings, sizeof(struct kovaplus_profile_settings)); + buf, KOVAPLUS_SIZE_PROFILE_SETTINGS); } static int kovaplus_get_profile_buttons(struct usb_device *usb_dev, @@ -110,15 +95,7 @@ static int kovaplus_get_profile_buttons(struct usb_device *usb_dev, return retval; return roccat_common2_receive(usb_dev, KOVAPLUS_COMMAND_PROFILE_BUTTONS, - buf, sizeof(struct kovaplus_profile_buttons)); -} - -static int kovaplus_set_profile_buttons(struct usb_device *usb_dev, - struct kovaplus_profile_buttons const *buttons) -{ - return roccat_common2_send_with_status(usb_dev, - KOVAPLUS_COMMAND_PROFILE_BUTTONS, - buttons, sizeof(struct kovaplus_profile_buttons)); + buf, KOVAPLUS_SIZE_PROFILE_BUTTONS); } /* retval is 0-4 on success, < 0 on error */ @@ -147,122 +124,140 @@ static int kovaplus_set_actual_profile(struct usb_device *usb_dev, &buf, sizeof(struct kovaplus_actual_profile)); } -static ssize_t kovaplus_sysfs_read_profilex_settings(struct file *fp, - struct kobject *kobj, struct bin_attribute *attr, char *buf, - loff_t off, size_t count) +static ssize_t kovaplus_sysfs_read(struct file *fp, struct kobject *kobj, + char *buf, loff_t off, size_t count, + size_t real_size, uint command) { struct device *dev = container_of(kobj, struct device, kobj)->parent->parent; struct kovaplus_device *kovaplus = hid_get_drvdata(dev_get_drvdata(dev)); + struct usb_device *usb_dev = interface_to_usbdev(to_usb_interface(dev)); + int retval; - if (off >= sizeof(struct kovaplus_profile_settings)) + if (off >= real_size) return 0; - if (off + count > sizeof(struct kovaplus_profile_settings)) - count = sizeof(struct kovaplus_profile_settings) - off; + if (off != 0 || count != real_size) + return -EINVAL; mutex_lock(&kovaplus->kovaplus_lock); - memcpy(buf, ((char const *)&kovaplus->profile_settings[*(uint *)(attr->private)]) + off, - count); + retval = roccat_common2_receive(usb_dev, command, buf, real_size); mutex_unlock(&kovaplus->kovaplus_lock); - return count; + if (retval) + return retval; + + return real_size; } -static ssize_t kovaplus_sysfs_write_profile_settings(struct file *fp, - struct kobject *kobj, struct bin_attribute *attr, char *buf, - loff_t off, size_t count) +static ssize_t kovaplus_sysfs_write(struct file *fp, struct kobject *kobj, + void const *buf, loff_t off, size_t count, + size_t real_size, uint command) { struct device *dev = container_of(kobj, struct device, kobj)->parent->parent; struct kovaplus_device *kovaplus = hid_get_drvdata(dev_get_drvdata(dev)); struct usb_device *usb_dev = interface_to_usbdev(to_usb_interface(dev)); - int retval = 0; - int difference; - int profile_index; - struct kovaplus_profile_settings *profile_settings; + int retval; - if (off != 0 || count != sizeof(struct kovaplus_profile_settings)) + if (off != 0 || count != real_size) return -EINVAL; - profile_index = ((struct kovaplus_profile_settings const *)buf)->profile_index; - profile_settings = &kovaplus->profile_settings[profile_index]; - mutex_lock(&kovaplus->kovaplus_lock); - difference = memcmp(buf, profile_settings, - sizeof(struct kovaplus_profile_settings)); - if (difference) { - retval = kovaplus_set_profile_settings(usb_dev, - (struct kovaplus_profile_settings const *)buf); - if (!retval) - memcpy(profile_settings, buf, - sizeof(struct kovaplus_profile_settings)); - } + retval = roccat_common2_send_with_status(usb_dev, command, + buf, real_size); mutex_unlock(&kovaplus->kovaplus_lock); if (retval) return retval; - return sizeof(struct kovaplus_profile_settings); + return real_size; } -static ssize_t kovaplus_sysfs_read_profilex_buttons(struct file *fp, - struct kobject *kobj, struct bin_attribute *attr, char *buf, - loff_t off, size_t count) -{ - struct device *dev = - container_of(kobj, struct device, kobj)->parent->parent; - struct kovaplus_device *kovaplus = hid_get_drvdata(dev_get_drvdata(dev)); +#define KOVAPLUS_SYSFS_W(thingy, THINGY) \ +static ssize_t kovaplus_sysfs_write_ ## thingy(struct file *fp, \ + struct kobject *kobj, struct bin_attribute *attr, char *buf, \ + loff_t off, size_t count) \ +{ \ + return kovaplus_sysfs_write(fp, kobj, buf, off, count, \ + KOVAPLUS_SIZE_ ## THINGY, KOVAPLUS_COMMAND_ ## THINGY); \ +} - if (off >= sizeof(struct kovaplus_profile_buttons)) - return 0; +#define KOVAPLUS_SYSFS_R(thingy, THINGY) \ +static ssize_t kovaplus_sysfs_read_ ## thingy(struct file *fp, \ + struct kobject *kobj, struct bin_attribute *attr, char *buf, \ + loff_t off, size_t count) \ +{ \ + return kovaplus_sysfs_read(fp, kobj, buf, off, count, \ + KOVAPLUS_SIZE_ ## THINGY, KOVAPLUS_COMMAND_ ## THINGY); \ +} - if (off + count > sizeof(struct kovaplus_profile_buttons)) - count = sizeof(struct kovaplus_profile_buttons) - off; +#define KOVAPLUS_SYSFS_RW(thingy, THINGY) \ +KOVAPLUS_SYSFS_W(thingy, THINGY) \ +KOVAPLUS_SYSFS_R(thingy, THINGY) - mutex_lock(&kovaplus->kovaplus_lock); - memcpy(buf, ((char const *)&kovaplus->profile_buttons[*(uint *)(attr->private)]) + off, - count); - mutex_unlock(&kovaplus->kovaplus_lock); +#define KOVAPLUS_BIN_ATTRIBUTE_RW(thingy, THINGY) \ +{ \ + .attr = { .name = #thingy, .mode = 0660 }, \ + .size = KOVAPLUS_SIZE_ ## THINGY, \ + .read = kovaplus_sysfs_read_ ## thingy, \ + .write = kovaplus_sysfs_write_ ## thingy \ +} + +#define KOVAPLUS_BIN_ATTRIBUTE_R(thingy, THINGY) \ +{ \ + .attr = { .name = #thingy, .mode = 0440 }, \ + .size = KOVAPLUS_SIZE_ ## THINGY, \ + .read = kovaplus_sysfs_read_ ## thingy, \ +} - return count; +#define KOVAPLUS_BIN_ATTRIBUTE_W(thingy, THINGY) \ +{ \ + .attr = { .name = #thingy, .mode = 0220 }, \ + .size = KOVAPLUS_SIZE_ ## THINGY, \ + .write = kovaplus_sysfs_write_ ## thingy \ } -static ssize_t kovaplus_sysfs_write_profile_buttons(struct file *fp, +KOVAPLUS_SYSFS_RW(info, INFO) +KOVAPLUS_SYSFS_W(profile_settings, PROFILE_SETTINGS) +KOVAPLUS_SYSFS_W(profile_buttons, PROFILE_BUTTONS) + +static ssize_t kovaplus_sysfs_read_profilex_settings(struct file *fp, struct kobject *kobj, struct bin_attribute *attr, char *buf, loff_t off, size_t count) { struct device *dev = container_of(kobj, struct device, kobj)->parent->parent; - struct kovaplus_device *kovaplus = hid_get_drvdata(dev_get_drvdata(dev)); struct usb_device *usb_dev = interface_to_usbdev(to_usb_interface(dev)); - int retval = 0; - int difference; - uint profile_index; - struct kovaplus_profile_buttons *profile_buttons; + ssize_t retval; - if (off != 0 || count != sizeof(struct kovaplus_profile_buttons)) - return -EINVAL; + retval = kovaplus_select_profile(usb_dev, *(uint *)(attr->private), + KOVAPLUS_CONTROL_REQUEST_PROFILE_SETTINGS); + if (retval) + return retval; - profile_index = ((struct kovaplus_profile_buttons const *)buf)->profile_index; - profile_buttons = &kovaplus->profile_buttons[profile_index]; + return kovaplus_sysfs_read(fp, kobj, buf, off, count, + KOVAPLUS_SIZE_PROFILE_SETTINGS, + KOVAPLUS_COMMAND_PROFILE_SETTINGS); +} - mutex_lock(&kovaplus->kovaplus_lock); - difference = memcmp(buf, profile_buttons, - sizeof(struct kovaplus_profile_buttons)); - if (difference) { - retval = kovaplus_set_profile_buttons(usb_dev, - (struct kovaplus_profile_buttons const *)buf); - if (!retval) - memcpy(profile_buttons, buf, - sizeof(struct kovaplus_profile_buttons)); - } - mutex_unlock(&kovaplus->kovaplus_lock); +static ssize_t kovaplus_sysfs_read_profilex_buttons(struct file *fp, + struct kobject *kobj, struct bin_attribute *attr, char *buf, + loff_t off, size_t count) +{ + struct device *dev = + container_of(kobj, struct device, kobj)->parent->parent; + struct usb_device *usb_dev = interface_to_usbdev(to_usb_interface(dev)); + ssize_t retval; + retval = kovaplus_select_profile(usb_dev, *(uint *)(attr->private), + KOVAPLUS_CONTROL_REQUEST_PROFILE_BUTTONS); if (retval) return retval; - return sizeof(struct kovaplus_profile_buttons); + return kovaplus_sysfs_read(fp, kobj, buf, off, count, + KOVAPLUS_SIZE_PROFILE_BUTTONS, + KOVAPLUS_COMMAND_PROFILE_BUTTONS); } static ssize_t kovaplus_sysfs_show_actual_profile(struct device *dev, @@ -342,9 +337,20 @@ static ssize_t kovaplus_sysfs_show_actual_sensitivity_y(struct device *dev, static ssize_t kovaplus_sysfs_show_firmware_version(struct device *dev, struct device_attribute *attr, char *buf) { - struct kovaplus_device *kovaplus = - hid_get_drvdata(dev_get_drvdata(dev->parent->parent)); - return snprintf(buf, PAGE_SIZE, "%d\n", kovaplus->info.firmware_version); + struct kovaplus_device *kovaplus; + struct usb_device *usb_dev; + struct kovaplus_info info; + + dev = dev->parent->parent; + kovaplus = hid_get_drvdata(dev_get_drvdata(dev)); + usb_dev = interface_to_usbdev(to_usb_interface(dev)); + + mutex_lock(&kovaplus->kovaplus_lock); + roccat_common2_receive(usb_dev, KOVAPLUS_COMMAND_INFO, + &info, KOVAPLUS_SIZE_INFO); + mutex_unlock(&kovaplus->kovaplus_lock); + + return snprintf(buf, PAGE_SIZE, "%d\n", info.firmware_version); } static struct device_attribute kovaplus_attributes[] = { @@ -363,73 +369,66 @@ static struct device_attribute kovaplus_attributes[] = { }; static struct bin_attribute kovaplus_bin_attributes[] = { - { - .attr = { .name = "profile_settings", .mode = 0220 }, - .size = sizeof(struct kovaplus_profile_settings), - .write = kovaplus_sysfs_write_profile_settings - }, + KOVAPLUS_BIN_ATTRIBUTE_RW(info, INFO), + KOVAPLUS_BIN_ATTRIBUTE_W(profile_settings, PROFILE_SETTINGS), + KOVAPLUS_BIN_ATTRIBUTE_W(profile_buttons, PROFILE_BUTTONS), { .attr = { .name = "profile1_settings", .mode = 0440 }, - .size = sizeof(struct kovaplus_profile_settings), + .size = KOVAPLUS_SIZE_PROFILE_SETTINGS, .read = kovaplus_sysfs_read_profilex_settings, .private = &profile_numbers[0] }, { .attr = { .name = "profile2_settings", .mode = 0440 }, - .size = sizeof(struct kovaplus_profile_settings), + .size = KOVAPLUS_SIZE_PROFILE_SETTINGS, .read = kovaplus_sysfs_read_profilex_settings, .private = &profile_numbers[1] }, { .attr = { .name = "profile3_settings", .mode = 0440 }, - .size = sizeof(struct kovaplus_profile_settings), + .size = KOVAPLUS_SIZE_PROFILE_SETTINGS, .read = kovaplus_sysfs_read_profilex_settings, .private = &profile_numbers[2] }, { .attr = { .name = "profile4_settings", .mode = 0440 }, - .size = sizeof(struct kovaplus_profile_settings), + .size = KOVAPLUS_SIZE_PROFILE_SETTINGS, .read = kovaplus_sysfs_read_profilex_settings, .private = &profile_numbers[3] }, { .attr = { .name = "profile5_settings", .mode = 0440 }, - .size = sizeof(struct kovaplus_profile_settings), + .size = KOVAPLUS_SIZE_PROFILE_SETTINGS, .read = kovaplus_sysfs_read_profilex_settings, .private = &profile_numbers[4] }, { - .attr = { .name = "profile_buttons", .mode = 0220 }, - .size = sizeof(struct kovaplus_profile_buttons), - .write = kovaplus_sysfs_write_profile_buttons - }, - { .attr = { .name = "profile1_buttons", .mode = 0440 }, - .size = sizeof(struct kovaplus_profile_buttons), + .size = KOVAPLUS_SIZE_PROFILE_BUTTONS, .read = kovaplus_sysfs_read_profilex_buttons, .private = &profile_numbers[0] }, { .attr = { .name = "profile2_buttons", .mode = 0440 }, - .size = sizeof(struct kovaplus_profile_buttons), + .size = KOVAPLUS_SIZE_PROFILE_BUTTONS, .read = kovaplus_sysfs_read_profilex_buttons, .private = &profile_numbers[1] }, { .attr = { .name = "profile3_buttons", .mode = 0440 }, - .size = sizeof(struct kovaplus_profile_buttons), + .size = KOVAPLUS_SIZE_PROFILE_BUTTONS, .read = kovaplus_sysfs_read_profilex_buttons, .private = &profile_numbers[2] }, { .attr = { .name = "profile4_buttons", .mode = 0440 }, - .size = sizeof(struct kovaplus_profile_buttons), + .size = KOVAPLUS_SIZE_PROFILE_BUTTONS, .read = kovaplus_sysfs_read_profilex_buttons, .private = &profile_numbers[3] }, { .attr = { .name = "profile5_buttons", .mode = 0440 }, - .size = sizeof(struct kovaplus_profile_buttons), + .size = KOVAPLUS_SIZE_PROFILE_BUTTONS, .read = kovaplus_sysfs_read_profilex_buttons, .private = &profile_numbers[4] }, @@ -444,10 +443,6 @@ static int kovaplus_init_kovaplus_device_struct(struct usb_device *usb_dev, mutex_init(&kovaplus->kovaplus_lock); - retval = kovaplus_get_info(usb_dev, &kovaplus->info); - if (retval) - return retval; - for (i = 0; i < 5; ++i) { msleep(wait); retval = kovaplus_get_profile_settings(usb_dev, |