Fix the new code for Active Braille input. (ml)


git-svn-id: svn://mielke.cc/main/brltty@8149 91a5dbb7-01b9-0310-9b5f-b28072856b6e
The Linux USB URB signal handler fails if the received byte count is 0. (dm)


git-svn-id: svn://mielke.cc/main/brltty@8150 91a5dbb7-01b9-0310-9b5f-b28072856b6e
Prevent Linux USB input from getting into a tight loop reading the endpoint. (dm)


git-svn-id: svn://mielke.cc/main/brltty@8151 91a5dbb7-01b9-0310-9b5f-b28072856b6e
Clean up the Linux USB input alarm. (dm)


git-svn-id: svn://mielke.cc/main/brltty@8152 91a5dbb7-01b9-0310-9b5f-b28072856b6e
Update the HandyTech readData() methods to reflect the way the genreic input functions now need them to work. (ml)


git-svn-id: svn://mielke.cc/main/brltty@8153 91a5dbb7-01b9-0310-9b5f-b28072856b6e
Convert the Baum driver to use the generic I/O functions. (dm)


git-svn-id: svn://mielke.cc/main/brltty@8154 91a5dbb7-01b9-0310-9b5f-b28072856b6e
Calculate the delay between USB input endpoint URB resubmissions based on a back-off scheme if the received byte count is 0. (dm)


git-svn-id: svn://mielke.cc/main/brltty@8155 91a5dbb7-01b9-0310-9b5f-b28072856b6e