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| author | Jiri Slaby <jslaby@suse.cz> | 2013-01-03 15:53:04 +0100 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2013-01-15 22:22:35 -0800 |
| commit | 05c7cd39907184328f48d3e7899f9cdd653ad336 (patch) | |
| tree | 9d1ed5c757426aa20b7eccd853faa6b519a4aa7b /drivers/usb/gadget/u_serial.c | |
| parent | 92a19f9cec9a80ad93c06e115822deb729e2c6ad (diff) | |
| download | blackbird-op-linux-05c7cd39907184328f48d3e7899f9cdd653ad336.tar.gz blackbird-op-linux-05c7cd39907184328f48d3e7899f9cdd653ad336.zip | |
TTY: switch tty_insert_flip_string
Now, we start converting tty buffer functions to actually use
tty_port. This will allow us to get rid of the need of tty in many
call sites. Only tty_port will needed and hence no more
tty_port_tty_get in those paths.
tty_insert_flip_string this time.
Signed-off-by: Jiri Slaby <jslaby@suse.cz>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/usb/gadget/u_serial.c')
| -rw-r--r-- | drivers/usb/gadget/u_serial.c | 11 |
1 files changed, 4 insertions, 7 deletions
diff --git a/drivers/usb/gadget/u_serial.c b/drivers/usb/gadget/u_serial.c index d0f95482f40e..3560799d530a 100644 --- a/drivers/usb/gadget/u_serial.c +++ b/drivers/usb/gadget/u_serial.c @@ -495,12 +495,8 @@ static void gs_rx_push(unsigned long _port) req = list_first_entry(queue, struct usb_request, list); - /* discard data if tty was closed */ - if (!tty) - goto recycle; - /* leave data queued if tty was rx throttled */ - if (test_bit(TTY_THROTTLED, &tty->flags)) + if (tty && test_bit(TTY_THROTTLED, &tty->flags)) break; switch (req->status) { @@ -533,7 +529,8 @@ static void gs_rx_push(unsigned long _port) size -= n; } - count = tty_insert_flip_string(tty, packet, size); + count = tty_insert_flip_string(&port->port, packet, + size); if (count) do_push = true; if (count != size) { @@ -546,7 +543,7 @@ static void gs_rx_push(unsigned long _port) } port->n_read = 0; } -recycle: + list_move(&req->list, &port->read_pool); port->read_started--; } |
