* flags pointer to flags for data
* count count of received data in bytes
*
-- * Return Value: None
++ * Return Value: Number of bytes received
*/
- static void hci_uart_tty_receive(struct tty_struct *tty, const u8 *data, char *flags, int count)
+ static unsigned int hci_uart_tty_receive(struct tty_struct *tty,
+ const u8 *data, char *flags, int count)
{
- int ret;
struct hci_uart *hu = (void *)tty->disc_data;
+ int received;
if (!hu || tty != hu->tty)
- return;
+ return -ENODEV;
if (!test_bit(HCI_UART_PROTO_SET, &hu->flags))
- return;
+ return -EINVAL;
spin_lock(&hu->rx_lock);
- ret = hu->proto->recv(hu, (void *) data, count);
- if (ret > 0)
- hu->hdev->stat.byte_rx += count;
+ received = hu->proto->recv(hu, (void *) data, count);
- hu->hdev->stat.byte_rx += count;
++ if (received > 0)
++ hu->hdev->stat.byte_rx += received;
spin_unlock(&hu->rx_lock);
tty_unthrottle(tty);
obj-$(CONFIG_SERIAL_PCH_UART) += pch_uart.o
obj-$(CONFIG_SERIAL_MSM_SMD) += msm_smd_tty.o
obj-$(CONFIG_SERIAL_MXS_AUART) += mxs-auart.o
+obj-$(CONFIG_SERIAL_LANTIQ) += lantiq.o
+ obj-$(CONFIG_SERIAL_XILINX_PS_UART) += xilinx_uartps.o