Staging: ipack/devices/ipoctal: remove error_flag field from ipoctal struct.

Remove the error_flag field from the ipoctal structure, as the error code
is handled through the tty abstraction. Remove the values definition as well.

Signed-off-by: Miguel Gómez <magomez@igalia.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

diff --git a/drivers/staging/ipack/devices/ipoctal.c b/drivers/staging/ipack/devices/ipoctal.c
index ff88800..2921467 100644 (file)
--- a/drivers/staging/ipack/devices/ipoctal.c
+++ b/drivers/staging/ipack/devices/ipoctal.c
@@ -50,7 +50,6 @@ struct ipoctal {
        unsigned int                    nb_bytes[NR_CHANNELS];
        unsigned int                    count_wr[NR_CHANNELS];
        wait_queue_head_t               queue[NR_CHANNELS];
-       unsigned short                  error_flag[NR_CHANNELS];
        spinlock_t                      lock[NR_CHANNELS];
        unsigned int                    pointer_read[NR_CHANNELS];
        unsigned int                    pointer_write[NR_CHANNELS];
@@ -275,23 +274,19 @@ static int ipoctal_irq_handler(void *arg)
                                                     CR_CMD_RESET_ERR_STATUS);
 
                                if (sr & SR_OVERRUN_ERROR) {
-                                       ipoctal->error_flag[channel] |= UART_OVERRUN;
                                        ipoctal->chan_stats[channel].overrun_err++;
                                        /* Overrun doesn't affect the current character*/
                                        tty_insert_flip_char(tty, 0, TTY_OVERRUN);
                                }
                                if (sr & SR_PARITY_ERROR) {
-                                       ipoctal->error_flag[channel] |= UART_PARITY;
                                        ipoctal->chan_stats[channel].parity_err++;
                                        flag = TTY_PARITY;
                                }
                                if (sr & SR_FRAMING_ERROR) {
-                                       ipoctal->error_flag[channel] |= UART_FRAMING;
                                        ipoctal->chan_stats[channel].framing_err++;
                                        flag = TTY_FRAME;
                                }
                                if (sr & SR_RECEIVED_BREAK) {
-                                       ipoctal->error_flag[channel] |= UART_BREAK;
                                        ipoctal->chan_stats[channel].rcv_break++;
                                        flag = TTY_BREAK;
                                }
@@ -493,7 +488,6 @@ static int ipoctal_inst_slot(struct ipoctal *ipoctal, unsigned int bus_nr,
                ipoctal_reset_stats(&ipoctal->chan_stats[i]);
                ipoctal->nb_bytes[i] = 0;
                init_waitqueue_head(&ipoctal->queue[i]);
-               ipoctal->error_flag[i] = UART_NOERROR;
 
                spin_lock_init(&ipoctal->lock[i]);
                ipoctal->pointer_read[i] = 0;
@@ -552,8 +546,6 @@ static int ipoctal_write(struct ipoctal *ipoctal, unsigned int channel,
 
        ipoctal_copy_write_buffer(ipoctal, channel, buf, count);
 
-       ipoctal->error_flag[channel] = UART_NOERROR;
-
        /* As the IP-OCTAL 485 only supports half duplex, do it manually */
        if (ipoctal->board_id == IP_OCTAL_485_ID) {
                ipoctal_write_io_reg(ipoctal,

diff --git a/drivers/staging/ipack/devices/ipoctal.h b/drivers/staging/ipack/devices/ipoctal.h
index b3c901c..2aae170 100644 (file)
--- a/drivers/staging/ipack/devices/ipoctal.h
+++ b/drivers/staging/ipack/devices/ipoctal.h
@@ -29,19 +29,6 @@ enum uart_parity_e {
 };
 
 /**
- * enum uart_error - UART error type
- *
- */
-enum uart_error        {
-       UART_NOERROR = 0,      /* No error during transmission */
-       UART_TIMEOUT = 1 << 0, /* Timeout error */
-       UART_OVERRUN = 1 << 1, /* Overrun error */
-       UART_PARITY  = 1 << 2, /* Parity error */
-       UART_FRAMING = 1 << 3, /* Framing error */
-       UART_BREAK   = 1 << 4, /* Received break */
-};
-
-/**
  * struct ipoctal_stats -- Stats since last reset
  *
  * @tx: Number of transmitted bytes