Remove "libusb" from the comments.

device.go

@@ -172,8 +172,8 @@ func (d *Device) GetStringDescriptor(descIndex int) (string, error) {
 	return libusb.getStringDesc(d.handle, descIndex)
 }
 
-// SetAutoDetach enables/disables libusb's automatic kernel driver detachment.
-// When autodetach is enabled libusb will automatically detach the kernel driver
+// SetAutoDetach enables/disables automatic kernel driver detachment.
+// When autodetach is enabled gousb will automatically detach the kernel driver
 // on the interface and reattach it when releasing the interface.
 // Automatic kernel driver detachment is disabled on newly opened device handles by default.
 func (d *Device) SetAutoDetach(autodetach bool) error {

error.go

@@ -22,7 +22,7 @@ import (
 // #include <libusb.h>
 import "C"
 
-// Error is an error code returned by libusb.
+// Error is an error code from a USB operation. See the list of Error constants below.
 type Error C.int
 
 // Error implements the error interface.
@@ -38,7 +38,7 @@ func fromErrNo(errno C.int) error {
 	return err
 }
 
-// Error codes defined by libusb.
+// Defined result codes.
 const (
 	Success           Error = C.LIBUSB_SUCCESS
 	ErrorIO           Error = C.LIBUSB_ERROR_IO
@@ -48,6 +48,8 @@ const (
 	ErrorNotFound     Error = C.LIBUSB_ERROR_NOT_FOUND
 	ErrorBusy         Error = C.LIBUSB_ERROR_BUSY
 	ErrorTimeout      Error = C.LIBUSB_ERROR_TIMEOUT
+	// ErrorOverflow indicates that the device tried to send more data than was
+	// requested and that could fit in the packet buffer.
 	ErrorOverflow     Error = C.LIBUSB_ERROR_OVERFLOW
 	ErrorPipe         Error = C.LIBUSB_ERROR_PIPE
 	ErrorInterrupted  Error = C.LIBUSB_ERROR_INTERRUPTED
@@ -76,7 +78,7 @@ var errorString = map[Error]string{
 // TransferStatus contains information about the result of a transfer.
 type TransferStatus uint8
 
-// Transfer status values provided by libusb.
+// Defined Transfer status values.
 const (
 	TransferCompleted TransferStatus = C.LIBUSB_TRANSFER_COMPLETED
 	TransferError     TransferStatus = C.LIBUSB_TRANSFER_ERROR

usb.go

@@ -13,21 +13,24 @@
 // See the License for the specific language governing permissions and
 // limitations under the License.
 
-// Package usb provides a wrapper around libusb-1.0.
+// Package gousb provides an low-level interface to attached USB devices.
+//
+// A Context represents a new
 package gousb
 
-// Context is the libusb context instance.
+// Context manages all resources related to USB device handling.
 type Context struct {
 	ctx  *libusbContext
 	done chan struct{}
 }
 
-// Debug changes the libusb debug level.
+// Debug changes the debug level. Level 0 means no debug, higher levels
+// will print out more debugging information.
 func (c *Context) Debug(level int) {
 	libusb.setDebug(c.ctx, level)
 }
 
-// NewContext initializes libusb and returns a new context instance.
+// NewContext returns a new Context instance.
 func NewContext() *Context {
 	c, err := libusb.init()
 	if err != nil {
@@ -100,7 +103,7 @@ func (c *Context) OpenDeviceWithVIDPID(vid, pid ID) (*Device, error) {
 	return devs[0], nil
 }
 
-// Close releases the libusb context.
+// Close releases the Context and all associated resources.
 func (c *Context) Close() error {
 	c.done <- struct{}{}
 	if c.ctx != nil {