diff options
Diffstat (limited to 'drivers/serial/crisv10.c')
| -rw-r--r-- | drivers/serial/crisv10.c | 31 |
1 files changed, 15 insertions, 16 deletions
diff --git a/drivers/serial/crisv10.c b/drivers/serial/crisv10.c index 88e7c1d5b919..f9fa237aa949 100644 --- a/drivers/serial/crisv10.c +++ b/drivers/serial/crisv10.c @@ -1788,7 +1788,7 @@ static unsigned int handle_descr_data(struct e100_serial *info, if (info->recv_cnt + recvl > 65536) { printk(KERN_CRIT - "%s: Too much pending incoming serial data! Dropping %u bytes.\n", __FUNCTION__, recvl); + "%s: Too much pending incoming serial data! Dropping %u bytes.\n", __func__, recvl); return 0; } @@ -1801,7 +1801,7 @@ static unsigned int handle_descr_data(struct e100_serial *info, append_recv_buffer(info, buffer); if (!(buffer = alloc_recv_buffer(SERIAL_DESCR_BUF_SIZE))) - panic("%s: Failed to allocate memory for receive buffer!\n", __FUNCTION__); + panic("%s: Failed to allocate memory for receive buffer!\n", __func__); descr->buf = virt_to_phys(buffer->buffer); @@ -1925,7 +1925,7 @@ static int start_recv_dma(struct e100_serial *info) /* Set up the receiving descriptors */ for (i = 0; i < SERIAL_RECV_DESCRIPTORS; i++) { if (!(buffer = alloc_recv_buffer(SERIAL_DESCR_BUF_SIZE))) - panic("%s: Failed to allocate memory for receive buffer!\n", __FUNCTION__); + panic("%s: Failed to allocate memory for receive buffer!\n", __func__); descr[i].ctrl = d_int; descr[i].buf = virt_to_phys(buffer->buffer); @@ -3581,8 +3581,9 @@ rs_tiocmset(struct tty_struct *tty, struct file *file, unsigned int set, unsigned int clear) { struct e100_serial *info = (struct e100_serial *)tty->driver_data; + unsigned long flags; - lock_kernel(); + local_irq_save(flags); if (clear & TIOCM_RTS) e100_rts(info, 0); @@ -3604,7 +3605,7 @@ rs_tiocmset(struct tty_struct *tty, struct file *file, if (set & TIOCM_CD) e100_cd_out(info, 1); - unlock_kernel(); + local_irq_restore(flags); return 0; } @@ -3613,8 +3614,10 @@ rs_tiocmget(struct tty_struct *tty, struct file *file) { struct e100_serial *info = (struct e100_serial *)tty->driver_data; unsigned int result; + unsigned long flags; + + local_irq_save(flags); - lock_kernel(); result = (!E100_RTS_GET(info) ? TIOCM_RTS : 0) | (!E100_DTR_GET(info) ? TIOCM_DTR : 0) @@ -3623,7 +3626,7 @@ rs_tiocmget(struct tty_struct *tty, struct file *file) | (!E100_CD_GET(info) ? TIOCM_CAR : 0) | (!E100_CTS_GET(info) ? TIOCM_CTS : 0); - unlock_kernel(); + local_irq_restore(flags); #ifdef SERIAL_DEBUG_IO printk(KERN_DEBUG "ser%i: modem state: %i 0x%08X\n", @@ -3702,10 +3705,6 @@ rs_set_termios(struct tty_struct *tty, struct ktermios *old_termios) { struct e100_serial *info = (struct e100_serial *)tty->driver_data; - if (tty->termios->c_cflag == old_termios->c_cflag && - tty->termios->c_iflag == old_termios->c_iflag) - return; - change_speed(info); /* Handle turning off CRTSCTS */ @@ -3808,10 +3807,8 @@ rs_close(struct tty_struct *tty, struct file * filp) #endif shutdown(info); - if (tty->driver->flush_buffer) - tty->driver->flush_buffer(tty); - if (tty->ldisc.flush_buffer) - tty->ldisc.flush_buffer(tty); + rs_flush_buffer(tty); + tty_ldisc_flush_buffer(tty); tty->closing = 0; info->event = 0; info->tty = 0; @@ -3885,6 +3882,7 @@ static void rs_wait_until_sent(struct tty_struct *tty, int timeout) * Check R_DMA_CHx_STATUS bit 0-6=number of available bytes in FIFO * R_DMA_CHx_HWSW bit 31-16=nbr of bytes left in DMA buffer (0=64k) */ + lock_kernel(); orig_jiffies = jiffies; while (info->xmit.head != info->xmit.tail || /* More in send queue */ (*info->ostatusadr & 0x007f) || /* more in FIFO */ @@ -3901,6 +3899,7 @@ static void rs_wait_until_sent(struct tty_struct *tty, int timeout) curr_time_usec - info->last_tx_active_usec; } set_current_state(TASK_RUNNING); + unlock_kernel(); } /* @@ -4520,7 +4519,7 @@ rs_init(void) if (request_irq(SERIAL_IRQ_NBR, ser_interrupt, IRQF_SHARED | IRQF_DISABLED, "serial ", driver)) - panic("%s: Failed to request irq8", __FUNCTION__); + panic("%s: Failed to request irq8", __func__); #endif #endif /* CONFIG_SVINTO_SIM */ |