diff options
| author | Johan Hovold <jhovold@gmail.com> | 2013-06-26 16:47:38 +0200 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2013-07-23 16:28:23 -0700 |
| commit | 0fce06da6bb49a3973b7c2ab174761fbc848ca6c (patch) | |
| tree | 672c838c0af6aca4c160d9e9956d25ff17d67f46 /drivers/usb/serial/io_ti.c | |
| parent | ddca16e4f10ac83d4d3f02065b3886f85961f7ec (diff) | |
| download | linux-0fce06da6bb49a3973b7c2ab174761fbc848ca6c.tar.bz2 | |
USB: io_ti: move port initialisation to probe
Move port initialisation code from open to probe where it belongs.
Signed-off-by: Johan Hovold <jhovold@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/usb/serial/io_ti.c')
| -rw-r--r-- | drivers/usb/serial/io_ti.c | 46 |
1 files changed, 26 insertions, 20 deletions
diff --git a/drivers/usb/serial/io_ti.c b/drivers/usb/serial/io_ti.c index f48e90a222e8..9c18f5985c8d 100644 --- a/drivers/usb/serial/io_ti.c +++ b/drivers/usb/serial/io_ti.c @@ -1729,22 +1729,6 @@ static int edge_open(struct tty_struct *tty, struct usb_serial_port *port) return -ENODEV; port_number = port->port_number; - switch (port_number) { - case 0: - edge_port->uart_base = UMPMEM_BASE_UART1; - edge_port->dma_address = UMPD_OEDB1_ADDRESS; - break; - case 1: - edge_port->uart_base = UMPMEM_BASE_UART2; - edge_port->dma_address = UMPD_OEDB2_ADDRESS; - break; - default: - dev_err(&port->dev, "Unknown port number!!!\n"); - return -ENODEV; - } - - dev_dbg(&port->dev, "%s - port_number = %d, uart_base = %04x, dma_address = %04x\n", - __func__, port_number, edge_port->uart_base, edge_port->dma_address); dev = port->serial->dev; @@ -2451,18 +2435,40 @@ static int edge_port_probe(struct usb_serial_port *port) edge_port->edge_serial = usb_get_serial_data(port->serial); edge_port->bUartMode = default_uart_mode; + switch (port->port_number) { + case 0: + edge_port->uart_base = UMPMEM_BASE_UART1; + edge_port->dma_address = UMPD_OEDB1_ADDRESS; + break; + case 1: + edge_port->uart_base = UMPMEM_BASE_UART2; + edge_port->dma_address = UMPD_OEDB2_ADDRESS; + break; + default: + dev_err(&port->dev, "unknown port number\n"); + ret = -ENODEV; + goto err; + } + + dev_dbg(&port->dev, + "%s - port_number = %d, uart_base = %04x, dma_address = %04x\n", + __func__, port->port_number, edge_port->uart_base, + edge_port->dma_address); + usb_set_serial_port_data(port, edge_port); ret = edge_create_sysfs_attrs(port); - if (ret) { - kfree(edge_port); - return ret; - } + if (ret) + goto err; port->port.closing_wait = msecs_to_jiffies(closing_wait * 10); port->port.drain_delay = 1; return 0; +err: + kfree(edge_port); + + return ret; } static int edge_port_remove(struct usb_serial_port *port) |