diff options
Diffstat (limited to 'drivers/hid')
-rw-r--r-- | drivers/hid/hid-picolcd.c | 4 | ||||
-rw-r--r-- | drivers/hid/hid-roccat-koneplus.c | 82 | ||||
-rw-r--r-- | drivers/hid/hid-roccat-koneplus.h | 11 | ||||
-rw-r--r-- | drivers/hid/hidraw.c | 30 | ||||
-rw-r--r-- | drivers/hid/usbhid/hiddev.c | 20 |
5 files changed, 64 insertions, 83 deletions
diff --git a/drivers/hid/hid-picolcd.c b/drivers/hid/hid-picolcd.c index b2f56a13bcf..9d8710f8bc7 100644 --- a/drivers/hid/hid-picolcd.c +++ b/drivers/hid/hid-picolcd.c @@ -1585,11 +1585,11 @@ static ssize_t picolcd_debug_eeprom_write(struct file *f, const char __user *u, memset(raw_data, 0, sizeof(raw_data)); raw_data[0] = *off & 0xff; raw_data[1] = (*off >> 8) & 0xff; - raw_data[2] = s < 20 ? s : 20; + raw_data[2] = min((size_t)20, s); if (*off + raw_data[2] > 0xff) raw_data[2] = 0x100 - *off; - if (copy_from_user(raw_data+3, u, raw_data[2])) + if (copy_from_user(raw_data+3, u, min((u8)20, raw_data[2]))) return -EFAULT; resp = picolcd_send_and_wait(data->hdev, REPORT_EE_WRITE, raw_data, sizeof(raw_data)); diff --git a/drivers/hid/hid-roccat-koneplus.c b/drivers/hid/hid-roccat-koneplus.c index 33eec74e061..5b640a7a15a 100644 --- a/drivers/hid/hid-roccat-koneplus.c +++ b/drivers/hid/hid-roccat-koneplus.c @@ -167,28 +167,28 @@ static int koneplus_set_profile_buttons(struct usb_device *usb_dev, } /* retval is 0-4 on success, < 0 on error */ -static int koneplus_get_startup_profile(struct usb_device *usb_dev) +static int koneplus_get_actual_profile(struct usb_device *usb_dev) { - struct koneplus_startup_profile buf; + struct koneplus_actual_profile buf; int retval; - retval = roccat_common_receive(usb_dev, KONEPLUS_USB_COMMAND_STARTUP_PROFILE, - &buf, sizeof(struct koneplus_startup_profile)); + retval = roccat_common_receive(usb_dev, KONEPLUS_USB_COMMAND_ACTUAL_PROFILE, + &buf, sizeof(struct koneplus_actual_profile)); - return retval ? retval : buf.startup_profile; + return retval ? retval : buf.actual_profile; } -static int koneplus_set_startup_profile(struct usb_device *usb_dev, - int startup_profile) +static int koneplus_set_actual_profile(struct usb_device *usb_dev, + int new_profile) { - struct koneplus_startup_profile buf; + struct koneplus_actual_profile buf; - buf.command = KONEPLUS_COMMAND_STARTUP_PROFILE; - buf.size = sizeof(struct koneplus_startup_profile); - buf.startup_profile = startup_profile; + buf.command = KONEPLUS_COMMAND_ACTUAL_PROFILE; + buf.size = sizeof(struct koneplus_actual_profile); + buf.actual_profile = new_profile; - return koneplus_send(usb_dev, KONEPLUS_USB_COMMAND_STARTUP_PROFILE, - &buf, sizeof(struct koneplus_profile_buttons)); + return koneplus_send(usb_dev, KONEPLUS_USB_COMMAND_ACTUAL_PROFILE, + &buf, sizeof(struct koneplus_actual_profile)); } static ssize_t koneplus_sysfs_read(struct file *fp, struct kobject *kobj, @@ -398,21 +398,22 @@ static ssize_t koneplus_sysfs_write_profile_buttons(struct file *fp, return sizeof(struct koneplus_profile_buttons); } -static ssize_t koneplus_sysfs_show_startup_profile(struct device *dev, +static ssize_t koneplus_sysfs_show_actual_profile(struct device *dev, struct device_attribute *attr, char *buf) { struct koneplus_device *koneplus = hid_get_drvdata(dev_get_drvdata(dev->parent->parent)); - return snprintf(buf, PAGE_SIZE, "%d\n", koneplus->startup_profile); + return snprintf(buf, PAGE_SIZE, "%d\n", koneplus->actual_profile); } -static ssize_t koneplus_sysfs_set_startup_profile(struct device *dev, +static ssize_t koneplus_sysfs_set_actual_profile(struct device *dev, struct device_attribute *attr, char const *buf, size_t size) { struct koneplus_device *koneplus; struct usb_device *usb_dev; unsigned long profile; int retval; + struct koneplus_roccat_report roccat_report; dev = dev->parent->parent; koneplus = hid_get_drvdata(dev_get_drvdata(dev)); @@ -423,20 +424,25 @@ static ssize_t koneplus_sysfs_set_startup_profile(struct device *dev, return retval; mutex_lock(&koneplus->koneplus_lock); - retval = koneplus_set_startup_profile(usb_dev, profile); - mutex_unlock(&koneplus->koneplus_lock); - if (retval) + + retval = koneplus_set_actual_profile(usb_dev, profile); + if (retval) { + mutex_unlock(&koneplus->koneplus_lock); return retval; + } - return size; -} + koneplus->actual_profile = profile; -static ssize_t koneplus_sysfs_show_actual_profile(struct device *dev, - struct device_attribute *attr, char *buf) -{ - struct koneplus_device *koneplus = - hid_get_drvdata(dev_get_drvdata(dev->parent->parent)); - return snprintf(buf, PAGE_SIZE, "%d\n", koneplus->actual_profile); + roccat_report.type = KONEPLUS_MOUSE_REPORT_BUTTON_TYPE_PROFILE; + roccat_report.data1 = profile + 1; + roccat_report.data2 = 0; + roccat_report.profile = profile + 1; + roccat_report_event(koneplus->chrdev_minor, + (uint8_t const *)&roccat_report); + + mutex_unlock(&koneplus->koneplus_lock); + + return size; } static ssize_t koneplus_sysfs_show_firmware_version(struct device *dev, @@ -448,11 +454,12 @@ static ssize_t koneplus_sysfs_show_firmware_version(struct device *dev, } static struct device_attribute koneplus_attributes[] = { + __ATTR(actual_profile, 0660, + koneplus_sysfs_show_actual_profile, + koneplus_sysfs_set_actual_profile), __ATTR(startup_profile, 0660, - koneplus_sysfs_show_startup_profile, - koneplus_sysfs_set_startup_profile), - __ATTR(actual_profile, 0440, - koneplus_sysfs_show_actual_profile, NULL), + koneplus_sysfs_show_actual_profile, + koneplus_sysfs_set_actual_profile), __ATTR(firmware_version, 0440, koneplus_sysfs_show_firmware_version, NULL), __ATTR_NULL @@ -557,15 +564,10 @@ static int koneplus_init_koneplus_device_struct(struct usb_device *usb_dev, struct koneplus_device *koneplus) { int retval, i; - static uint wait = 100; /* device will freeze with just 60 */ + static uint wait = 200; mutex_init(&koneplus->koneplus_lock); - koneplus->startup_profile = koneplus_get_startup_profile(usb_dev); - if (koneplus->startup_profile < 0) - return koneplus->startup_profile; - - msleep(wait); retval = koneplus_get_info(usb_dev, &koneplus->info); if (retval) return retval; @@ -584,7 +586,11 @@ static int koneplus_init_koneplus_device_struct(struct usb_device *usb_dev, return retval; } - koneplus_profile_activated(koneplus, koneplus->startup_profile); + msleep(wait); + retval = koneplus_get_actual_profile(usb_dev); + if (retval < 0) + return retval; + koneplus_profile_activated(koneplus, retval); return 0; } diff --git a/drivers/hid/hid-roccat-koneplus.h b/drivers/hid/hid-roccat-koneplus.h index 57a5c1ab7b0..c57a376ab8a 100644 --- a/drivers/hid/hid-roccat-koneplus.h +++ b/drivers/hid/hid-roccat-koneplus.h @@ -40,10 +40,10 @@ enum koneplus_control_values { KONEPLUS_CONTROL_REQUEST_STATUS_WAIT = 3, }; -struct koneplus_startup_profile { - uint8_t command; /* KONEPLUS_COMMAND_STARTUP_PROFILE */ +struct koneplus_actual_profile { + uint8_t command; /* KONEPLUS_COMMAND_ACTUAL_PROFILE */ uint8_t size; /* always 3 */ - uint8_t startup_profile; /* Range 0-4! */ + uint8_t actual_profile; /* Range 0-4! */ } __attribute__ ((__packed__)); struct koneplus_profile_settings { @@ -132,7 +132,7 @@ struct koneplus_tcu_image { enum koneplus_commands { KONEPLUS_COMMAND_CONTROL = 0x4, - KONEPLUS_COMMAND_STARTUP_PROFILE = 0x5, + KONEPLUS_COMMAND_ACTUAL_PROFILE = 0x5, KONEPLUS_COMMAND_PROFILE_SETTINGS = 0x6, KONEPLUS_COMMAND_PROFILE_BUTTONS = 0x7, KONEPLUS_COMMAND_MACRO = 0x8, @@ -145,7 +145,7 @@ enum koneplus_commands { enum koneplus_usb_commands { KONEPLUS_USB_COMMAND_CONTROL = 0x304, - KONEPLUS_USB_COMMAND_STARTUP_PROFILE = 0x305, + KONEPLUS_USB_COMMAND_ACTUAL_PROFILE = 0x305, KONEPLUS_USB_COMMAND_PROFILE_SETTINGS = 0x306, KONEPLUS_USB_COMMAND_PROFILE_BUTTONS = 0x307, KONEPLUS_USB_COMMAND_MACRO = 0x308, @@ -215,7 +215,6 @@ struct koneplus_device { struct mutex koneplus_lock; - int startup_profile; struct koneplus_info info; struct koneplus_profile_settings profile_settings[5]; struct koneplus_profile_buttons profile_buttons[5]; diff --git a/drivers/hid/hidraw.c b/drivers/hid/hidraw.c index 54409cba018..c79578b5a78 100644 --- a/drivers/hid/hidraw.c +++ b/drivers/hid/hidraw.c @@ -101,8 +101,8 @@ out: return ret; } -/* the first byte is expected to be a report number */ -/* This function is to be called with the minors_lock mutex held */ +/* The first byte is expected to be a report number. + * This function is to be called with the minors_lock mutex held */ static ssize_t hidraw_send_report(struct file *file, const char __user *buffer, size_t count, unsigned char report_type) { unsigned int minor = iminor(file->f_path.dentry->d_inode); @@ -166,11 +166,11 @@ static ssize_t hidraw_write(struct file *file, const char __user *buffer, size_t /* This function performs a Get_Report transfer over the control endpoint - per section 7.2.1 of the HID specification, version 1.1. The first byte - of buffer is the report number to request, or 0x0 if the defice does not - use numbered reports. The report_type parameter can be HID_FEATURE_REPORT - or HID_INPUT_REPORT. This function is to be called with the minors_lock - mutex held. */ + * per section 7.2.1 of the HID specification, version 1.1. The first byte + * of buffer is the report number to request, or 0x0 if the defice does not + * use numbered reports. The report_type parameter can be HID_FEATURE_REPORT + * or HID_INPUT_REPORT. This function is to be called with the minors_lock + * mutex held. */ static ssize_t hidraw_get_report(struct file *file, char __user *buffer, size_t count, unsigned char report_type) { unsigned int minor = iminor(file->f_path.dentry->d_inode); @@ -207,7 +207,7 @@ static ssize_t hidraw_get_report(struct file *file, char __user *buffer, size_t } /* Read the first byte from the user. This is the report number, - which is passed to dev->hid_get_raw_report(). */ + * which is passed to dev->hid_get_raw_report(). */ if (copy_from_user(&report_number, buffer, 1)) { ret = -EFAULT; goto out_free; @@ -395,12 +395,7 @@ static long hidraw_ioctl(struct file *file, unsigned int cmd, } if (_IOC_NR(cmd) == _IOC_NR(HIDIOCGRAWNAME(0))) { - int len; - if (!hid->name) { - ret = 0; - break; - } - len = strlen(hid->name) + 1; + int len = strlen(hid->name) + 1; if (len > _IOC_SIZE(cmd)) len = _IOC_SIZE(cmd); ret = copy_to_user(user_arg, hid->name, len) ? @@ -409,12 +404,7 @@ static long hidraw_ioctl(struct file *file, unsigned int cmd, } if (_IOC_NR(cmd) == _IOC_NR(HIDIOCGRAWPHYS(0))) { - int len; - if (!hid->phys) { - ret = 0; - break; - } - len = strlen(hid->phys) + 1; + int len = strlen(hid->phys) + 1; if (len > _IOC_SIZE(cmd)) len = _IOC_SIZE(cmd); ret = copy_to_user(user_arg, hid->phys, len) ? diff --git a/drivers/hid/usbhid/hiddev.c b/drivers/hid/usbhid/hiddev.c index af0a7c1002a..2baa71e6cc2 100644 --- a/drivers/hid/usbhid/hiddev.c +++ b/drivers/hid/usbhid/hiddev.c @@ -509,7 +509,7 @@ static noinline int hiddev_ioctl_usage(struct hiddev *hiddev, unsigned int cmd, (uref_multi->num_values > HID_MAX_MULTI_USAGES || uref->usage_index + uref_multi->num_values > field->report_count)) goto inval; - } + } switch (cmd) { case HIDIOCGUSAGE: @@ -801,14 +801,7 @@ static long hiddev_ioctl(struct file *file, unsigned int cmd, unsigned long arg) break; if (_IOC_NR(cmd) == _IOC_NR(HIDIOCGNAME(0))) { - int len; - - if (!hid->name) { - r = 0; - break; - } - - len = strlen(hid->name) + 1; + int len = strlen(hid->name) + 1; if (len > _IOC_SIZE(cmd)) len = _IOC_SIZE(cmd); r = copy_to_user(user_arg, hid->name, len) ? @@ -817,14 +810,7 @@ static long hiddev_ioctl(struct file *file, unsigned int cmd, unsigned long arg) } if (_IOC_NR(cmd) == _IOC_NR(HIDIOCGPHYS(0))) { - int len; - - if (!hid->phys) { - r = 0; - break; - } - - len = strlen(hid->phys) + 1; + int len = strlen(hid->phys) + 1; if (len > _IOC_SIZE(cmd)) len = _IOC_SIZE(cmd); r = copy_to_user(user_arg, hid->phys, len) ? |