diff options
| author | Stefan Achatz <erazor_de@users.sourceforge.net> | 2012-05-20 22:44:59 +0200 |
|---|---|---|
| committer | Jiri Kosina <jkosina@suse.cz> | 2012-06-28 10:34:01 +0200 |
| commit | 4728f2dc9f8e32ce898223fb863316ed7fa2d224 (patch) | |
| tree | c8f2df1b448db340d556bf1be42b35cb96d4f0ab /drivers/hid/hid-roccat-savu.c | |
| parent | HID: roccat: add support for Roccat Savu (diff) | |
| download | linux-4728f2dc9f8e32ce898223fb863316ed7fa2d224.tar.xz linux-4728f2dc9f8e32ce898223fb863316ed7fa2d224.zip | |
HID: roccat: move functionality to roccat-common
Reduced code duplication by moving functions from individual drivers
to roccat-common module.
Signed-off-by: Stefan Achatz <erazor_de@users.sourceforge.net>
Signed-off-by: Jiri Kosina <jkosina@suse.cz>
Diffstat (limited to 'drivers/hid/hid-roccat-savu.c')
| -rw-r--r-- | drivers/hid/hid-roccat-savu.c | 47 |
1 files changed, 2 insertions, 45 deletions
diff --git a/drivers/hid/hid-roccat-savu.c b/drivers/hid/hid-roccat-savu.c index d6c82d57408a..19f9c47fc020 100644 --- a/drivers/hid/hid-roccat-savu.c +++ b/drivers/hid/hid-roccat-savu.c @@ -27,50 +27,6 @@ static struct class *savu_class; -static int savu_receive_control_status(struct usb_device *usb_dev) -{ - int retval; - struct savu_control control; - - do { - msleep(50); - retval = roccat_common_receive(usb_dev, SAVU_COMMAND_CONTROL, - &control, sizeof(struct savu_control)); - - if (retval) - return retval; - - switch (control.value) { - case SAVU_CONTROL_REQUEST_WRITE_CHECK_OK: - return 0; - case SAVU_CONTROL_REQUEST_WRITE_CHECK_WAIT: - continue; - case SAVU_CONTROL_REQUEST_WRITE_CHECK_INVALID: - /* seems to be critical - replug necessary */ - case SAVU_CONTROL_REQUEST_WRITE_CHECK_OVERLOAD: - return -EINVAL; - default: - hid_err(usb_dev, "savu_receive_control_status: " - "unknown response value 0x%x\n", - control.value); - return -EINVAL; - } - - } while (1); -} - -static int savu_send(struct usb_device *usb_dev, uint command, - void const *buf, uint size) -{ - int retval; - - retval = roccat_common_send(usb_dev, command, buf, size); - if (retval) - return retval; - - return savu_receive_control_status(usb_dev); -} - static ssize_t savu_sysfs_read(struct file *fp, struct kobject *kobj, char *buf, loff_t off, size_t count, size_t real_size, uint command) @@ -108,7 +64,8 @@ static ssize_t savu_sysfs_write(struct file *fp, struct kobject *kobj, return -EINVAL; mutex_lock(&savu->savu_lock); - retval = savu_send(usb_dev, command, (void *)buf, real_size); + retval = roccat_common_send_with_status(usb_dev, command, + (void *)buf, real_size); mutex_unlock(&savu->savu_lock); return retval ? retval : real_size; |