diff options
Diffstat (limited to 'drivers/serial')
-rw-r--r-- | drivers/serial/8250.c | 2 | ||||
-rw-r--r-- | drivers/serial/imx.c | 68 | ||||
-rw-r--r-- | drivers/serial/ioc4_serial.c | 50 | ||||
-rw-r--r-- | drivers/serial/jsm/jsm.h | 1 | ||||
-rw-r--r-- | drivers/serial/jsm/jsm_neo.c | 2 | ||||
-rw-r--r-- | drivers/serial/jsm/jsm_tty.c | 4 | ||||
-rw-r--r-- | drivers/serial/serial_cs.c | 173 | ||||
-rw-r--r-- | drivers/serial/sn_console.c | 4 |
8 files changed, 198 insertions, 106 deletions
diff --git a/drivers/serial/8250.c b/drivers/serial/8250.c index 218b69372c0..0d9358608fd 100644 --- a/drivers/serial/8250.c +++ b/drivers/serial/8250.c @@ -51,7 +51,7 @@ * share_irqs - whether we pass SA_SHIRQ to request_irq(). This option * is unsafe when used on edge-triggered interrupts. */ -unsigned int share_irqs = SERIAL8250_SHARE_IRQS; +static unsigned int share_irqs = SERIAL8250_SHARE_IRQS; /* * Debugging. diff --git a/drivers/serial/imx.c b/drivers/serial/imx.c index c682c6308cd..01a8726a3f9 100644 --- a/drivers/serial/imx.c +++ b/drivers/serial/imx.c @@ -321,18 +321,39 @@ static void imx_break_ctl(struct uart_port *port, int break_state) #define TXTL 2 /* reset default */ #define RXTL 1 /* reset default */ +static int imx_setup_ufcr(struct imx_port *sport, unsigned int mode) +{ + unsigned int val; + unsigned int ufcr_rfdiv; + + /* set receiver / transmitter trigger level. + * RFDIV is set such way to satisfy requested uartclk value + */ + val = TXTL<<10 | RXTL; + ufcr_rfdiv = (imx_get_perclk1() + sport->port.uartclk / 2) / sport->port.uartclk; + + if(!ufcr_rfdiv) + ufcr_rfdiv = 1; + + if(ufcr_rfdiv >= 7) + ufcr_rfdiv = 6; + else + ufcr_rfdiv = 6 - ufcr_rfdiv; + + val |= UFCR_RFDIV & (ufcr_rfdiv << 7); + + UFCR((u32)sport->port.membase) = val; + + return 0; +} + static int imx_startup(struct uart_port *port) { struct imx_port *sport = (struct imx_port *)port; int retval; - unsigned int val; unsigned long flags; - /* set receiver / transmitter trigger level. We assume - * that RFDIV has been set by the arch setup or by the bootloader. - */ - val = (UFCR((u32)sport->port.membase) & UFCR_RFDIV) | TXTL<<10 | RXTL; - UFCR((u32)sport->port.membase) = val; + imx_setup_ufcr(sport, 0); /* disable the DREN bit (Data Ready interrupt enable) before * requesting IRQs @@ -737,9 +758,12 @@ static void __init imx_console_get_options(struct imx_port *sport, int *baud, int *parity, int *bits) { + if ( UCR1((u32)sport->port.membase) | UCR1_UARTEN ) { /* ok, the port was enabled */ unsigned int ucr2, ubir,ubmr, uartclk; + unsigned int baud_raw; + unsigned int ucfr_rfdiv; ucr2 = UCR2((u32)sport->port.membase); @@ -758,9 +782,35 @@ imx_console_get_options(struct imx_port *sport, int *baud, ubir = UBIR((u32)sport->port.membase) & 0xffff; ubmr = UBMR((u32)sport->port.membase) & 0xffff; - uartclk = sport->port.uartclk; - *baud = ((uartclk/16) * (ubir + 1)) / (ubmr + 1); + + ucfr_rfdiv = (UFCR((u32)sport->port.membase) & UFCR_RFDIV) >> 7; + if (ucfr_rfdiv == 6) + ucfr_rfdiv = 7; + else + ucfr_rfdiv = 6 - ucfr_rfdiv; + + uartclk = imx_get_perclk1(); + uartclk /= ucfr_rfdiv; + + { /* + * The next code provides exact computation of + * baud_raw = round(((uartclk/16) * (ubir + 1)) / (ubmr + 1)) + * without need of float support or long long division, + * which would be required to prevent 32bit arithmetic overflow + */ + unsigned int mul = ubir + 1; + unsigned int div = 16 * (ubmr + 1); + unsigned int rem = uartclk % div; + + baud_raw = (uartclk / div) * mul; + baud_raw += (rem * mul + div / 2) / div; + *baud = (baud_raw + 50) / 100 * 100; + } + + if(*baud != baud_raw) + printk(KERN_INFO "Serial: Console IMX rounded baud rate from %d to %d\n", + baud_raw, *baud); } } @@ -787,6 +837,8 @@ imx_console_setup(struct console *co, char *options) else imx_console_get_options(sport, &baud, &parity, &bits); + imx_setup_ufcr(sport, 0); + return uart_set_options(&sport->port, co, baud, parity, bits, flow); } diff --git a/drivers/serial/ioc4_serial.c b/drivers/serial/ioc4_serial.c index d054f126570..ba4e13a22a5 100644 --- a/drivers/serial/ioc4_serial.c +++ b/drivers/serial/ioc4_serial.c @@ -838,7 +838,7 @@ static int inline port_init(struct ioc4_port *port) port->ip_tx_prod = readl(&port->ip_serial_regs->stcir) & PROD_CONS_MASK; writel(port->ip_tx_prod, &port->ip_serial_regs->stpir); port->ip_rx_cons = readl(&port->ip_serial_regs->srpir) & PROD_CONS_MASK; - writel(port->ip_rx_cons, &port->ip_serial_regs->srcir); + writel(port->ip_rx_cons | IOC4_SRCIR_ARM, &port->ip_serial_regs->srcir); /* Disable interrupts for this 16550 */ uart = port->ip_uart_regs; @@ -1272,8 +1272,9 @@ static inline int set_rx_timeout(struct ioc4_port *port, int timeout) * and set the rx threshold to that amount. There are 4 chars * per ring entry, so we'll divide the number of chars that will * arrive in timeout by 4. + * So .... timeout * baud / 10 / HZ / 4, with HZ = 100. */ - threshold = timeout * port->ip_baud / 10 / HZ / 4; + threshold = timeout * port->ip_baud / 4000; if (threshold == 0) threshold = 1; /* otherwise we'll intr all the time! */ @@ -1285,8 +1286,10 @@ static inline int set_rx_timeout(struct ioc4_port *port, int timeout) writel(port->ip_sscr, &port->ip_serial_regs->sscr); - /* Now set the rx timeout to the given value */ - timeout = timeout * IOC4_SRTR_HZ / HZ; + /* Now set the rx timeout to the given value + * again timeout * IOC4_SRTR_HZ / HZ + */ + timeout = timeout * IOC4_SRTR_HZ / 100; if (timeout > IOC4_SRTR_CNT) timeout = IOC4_SRTR_CNT; @@ -1380,7 +1383,7 @@ config_port(struct ioc4_port *port, if (port->ip_tx_lowat == 0) port->ip_tx_lowat = 1; - set_rx_timeout(port, port->ip_rx_timeout); + set_rx_timeout(port, 2); return 0; } @@ -1685,8 +1688,8 @@ ioc4_change_speed(struct uart_port *the_port, { struct ioc4_port *port = get_ioc4_port(the_port); int baud, bits; - unsigned cflag, cval; - int new_parity = 0, new_parity_enable = 0, new_stop = 1, new_data = 8; + unsigned cflag; + int new_parity = 0, new_parity_enable = 0, new_stop = 0, new_data = 8; struct uart_info *info = the_port->info; cflag = new_termios->c_cflag; @@ -1694,48 +1697,35 @@ ioc4_change_speed(struct uart_port *the_port, switch (cflag & CSIZE) { case CS5: new_data = 5; - cval = 0x00; bits = 7; break; case CS6: new_data = 6; - cval = 0x01; bits = 8; break; case CS7: new_data = 7; - cval = 0x02; bits = 9; break; case CS8: new_data = 8; - cval = 0x03; bits = 10; break; default: /* cuz we always need a default ... */ new_data = 5; - cval = 0x00; bits = 7; break; } if (cflag & CSTOPB) { - cval |= 0x04; bits++; new_stop = 1; } if (cflag & PARENB) { - cval |= UART_LCR_PARITY; bits++; new_parity_enable = 1; - } - if (cflag & PARODD) { - cval |= UART_LCR_EPAR; - new_parity = 1; - } - if (cflag & IGNPAR) { - cval &= ~UART_LCR_PARITY; - new_parity_enable = 0; + if (cflag & PARODD) + new_parity = 1; } baud = uart_get_baud_rate(the_port, new_termios, old_termios, MIN_BAUD_SUPPORTED, MAX_BAUD_SUPPORTED); @@ -1765,10 +1755,15 @@ ioc4_change_speed(struct uart_port *the_port, the_port->ignore_status_mask &= ~N_DATA_READY; } - if (cflag & CRTSCTS) + if (cflag & CRTSCTS) { info->flags |= ASYNC_CTS_FLOW; - else + port->ip_sscr |= IOC4_SSCR_HFC_EN; + } + else { info->flags &= ~ASYNC_CTS_FLOW; + port->ip_sscr &= ~IOC4_SSCR_HFC_EN; + } + writel(port->ip_sscr, &port->ip_serial_regs->sscr); /* Set the configuration and proper notification call */ DPRINT_CONFIG(("%s : port 0x%p cflag 0%o " @@ -1825,12 +1820,6 @@ static inline int ic4_startup_local(struct uart_port *the_port) /* set the speed of the serial port */ ioc4_change_speed(the_port, info->tty->termios, (struct termios *)0); - /* enable hardware flow control - after ioc4_change_speed because - * ASYNC_CTS_FLOW is set there */ - if (info->flags & ASYNC_CTS_FLOW) { - port->ip_sscr |= IOC4_SSCR_HFC_EN; - writel(port->ip_sscr, &port->ip_serial_regs->sscr); - } info->flags |= UIF_INITIALIZED; return 0; } @@ -1847,7 +1836,6 @@ static void ioc4_cb_output_lowat(struct ioc4_port *port) } } - /** * handle_intr - service any interrupts for the given port - 2nd level * called via sd_intr diff --git a/drivers/serial/jsm/jsm.h b/drivers/serial/jsm/jsm.h index e0717611c94..777829fa330 100644 --- a/drivers/serial/jsm/jsm.h +++ b/drivers/serial/jsm/jsm.h @@ -393,7 +393,6 @@ int jsm_tty_init(struct jsm_board *); int jsm_uart_port_init(struct jsm_board *); int jsm_remove_uart_port(struct jsm_board *); void jsm_input(struct jsm_channel *ch); -void jsm_carrier(struct jsm_channel *ch); void jsm_check_queue_flow_control(struct jsm_channel *ch); #endif diff --git a/drivers/serial/jsm/jsm_neo.c b/drivers/serial/jsm/jsm_neo.c index 9b79c1ff6c7..3a11a69feb4 100644 --- a/drivers/serial/jsm/jsm_neo.c +++ b/drivers/serial/jsm/jsm_neo.c @@ -688,7 +688,7 @@ static void neo_flush_uart_read(struct jsm_channel *ch) /* * No locks are assumed to be held when calling this function. */ -void neo_clear_break(struct jsm_channel *ch, int force) +static void neo_clear_break(struct jsm_channel *ch, int force) { unsigned long lock_flags; diff --git a/drivers/serial/jsm/jsm_tty.c b/drivers/serial/jsm/jsm_tty.c index 24fe76c2883..98de2258fd0 100644 --- a/drivers/serial/jsm/jsm_tty.c +++ b/drivers/serial/jsm/jsm_tty.c @@ -31,6 +31,8 @@ #include "jsm.h" +static void jsm_carrier(struct jsm_channel *ch); + static inline int jsm_get_mstat(struct jsm_channel *ch) { unsigned char mstat; @@ -755,7 +757,7 @@ void jsm_input(struct jsm_channel *ch) jsm_printk(IOCTL, INFO, &ch->ch_bd->pci_dev, "finish\n"); } -void jsm_carrier(struct jsm_channel *ch) +static void jsm_carrier(struct jsm_channel *ch) { struct jsm_board *bd; diff --git a/drivers/serial/serial_cs.c b/drivers/serial/serial_cs.c index 9034f9ad37c..6eeb48f6a48 100644 --- a/drivers/serial/serial_cs.c +++ b/drivers/serial/serial_cs.c @@ -107,6 +107,13 @@ struct serial_info { int line[4]; }; +struct serial_cfg_mem { + tuple_t tuple; + cisparse_t parse; + u_char buf[256]; +}; + + static void serial_config(dev_link_t * link); static int serial_event(event_t event, int priority, event_callback_args_t * args); @@ -357,14 +364,24 @@ static int simple_config(dev_link_t *link) static int size_table[2] = { 8, 16 }; client_handle_t handle = link->handle; struct serial_info *info = link->priv; - tuple_t tuple; - u_char buf[256]; - cisparse_t parse; - cistpl_cftable_entry_t *cf = &parse.cftable_entry; + struct serial_cfg_mem *cfg_mem; + tuple_t *tuple; + u_char *buf; + cisparse_t *parse; + cistpl_cftable_entry_t *cf; config_info_t config; int i, j, try; int s; + cfg_mem = kmalloc(sizeof(struct serial_cfg_mem), GFP_KERNEL); + if (!cfg_mem) + return -1; + + tuple = &cfg_mem->tuple; + parse = &cfg_mem->parse; + cf = &parse->cftable_entry; + buf = cfg_mem->buf; + /* If the card is already configured, look up the port and irq */ i = pcmcia_get_configuration_info(handle, &config); if ((i == CS_SUCCESS) && (config.Attributes & CONF_VALID_CLIENT)) { @@ -377,21 +394,23 @@ static int simple_config(dev_link_t *link) port = config.BasePort1 + 0x28; info->slave = 1; } - if (info->slave) + if (info->slave) { + kfree(cfg_mem); return setup_serial(handle, info, port, config.AssignedIRQ); + } } link->conf.Vcc = config.Vcc; /* First pass: look for a config entry that looks normal. */ - tuple.TupleData = (cisdata_t *) buf; - tuple.TupleOffset = 0; - tuple.TupleDataMax = 255; - tuple.Attributes = 0; - tuple.DesiredTuple = CISTPL_CFTABLE_ENTRY; + tuple->TupleData = (cisdata_t *) buf; + tuple->TupleOffset = 0; + tuple->TupleDataMax = 255; + tuple->Attributes = 0; + tuple->DesiredTuple = CISTPL_CFTABLE_ENTRY; /* Two tries: without IO aliases, then with aliases */ for (s = 0; s < 2; s++) { for (try = 0; try < 2; try++) { - i = first_tuple(handle, &tuple, &parse); + i = first_tuple(handle, tuple, parse); while (i != CS_NO_MORE_ITEMS) { if (i != CS_SUCCESS) goto next_entry; @@ -409,14 +428,14 @@ static int simple_config(dev_link_t *link) goto found_port; } next_entry: - i = next_tuple(handle, &tuple, &parse); + i = next_tuple(handle, tuple, parse); } } } /* Second pass: try to find an entry that isn't picky about its base address, then try to grab any standard serial port address, and finally try to get any free port. */ - i = first_tuple(handle, &tuple, &parse); + i = first_tuple(handle, tuple, parse); while (i != CS_NO_MORE_ITEMS) { if ((i == CS_SUCCESS) && (cf->io.nwin > 0) && ((cf->io.flags & CISTPL_IO_LINES_MASK) <= 3)) { @@ -429,7 +448,7 @@ next_entry: goto found_port; } } - i = next_tuple(handle, &tuple, &parse); + i = next_tuple(handle, tuple, parse); } found_port: @@ -437,6 +456,7 @@ next_entry: printk(KERN_NOTICE "serial_cs: no usable port range found, giving up\n"); cs_error(link->handle, RequestIO, i); + kfree(cfg_mem); return -1; } @@ -450,9 +470,10 @@ next_entry: i = pcmcia_request_configuration(link->handle, &link->conf); if (i != CS_SUCCESS) { cs_error(link->handle, RequestConfiguration, i); + kfree(cfg_mem); return -1; } - + kfree(cfg_mem); return setup_serial(handle, info, link->io.BasePort1, link->irq.AssignedIRQ); } @@ -460,29 +481,39 @@ static int multi_config(dev_link_t * link) { client_handle_t handle = link->handle; struct serial_info *info = link->priv; - tuple_t tuple; - u_char buf[256]; - cisparse_t parse; - cistpl_cftable_entry_t *cf = &parse.cftable_entry; + struct serial_cfg_mem *cfg_mem; + tuple_t *tuple; + u_char *buf; + cisparse_t *parse; + cistpl_cftable_entry_t *cf; config_info_t config; - int i, base2 = 0; + int i, rc, base2 = 0; + + cfg_mem = kmalloc(sizeof(struct serial_cfg_mem), GFP_KERNEL); + if (!cfg_mem) + return -1; + tuple = &cfg_mem->tuple; + parse = &cfg_mem->parse; + cf = &parse->cftable_entry; + buf = cfg_mem->buf; i = pcmcia_get_configuration_info(handle, &config); if (i != CS_SUCCESS) { cs_error(handle, GetConfigurationInfo, i); - return -1; + rc = -1; + goto free_cfg_mem; } link->conf.Vcc = config.Vcc; - tuple.TupleData = (cisdata_t *) buf; - tuple.TupleOffset = 0; - tuple.TupleDataMax = 255; - tuple.Attributes = 0; - tuple.DesiredTuple = CISTPL_CFTABLE_ENTRY; + tuple->TupleData = (cisdata_t *) buf; + tuple->TupleOffset = 0; + tuple->TupleDataMax = 255; + tuple->Attributes = 0; + tuple->DesiredTuple = CISTPL_CFTABLE_ENTRY; /* First, look for a generic full-sized window */ link->io.NumPorts1 = info->multi * 8; - i = first_tuple(handle, &tuple, &parse); + i = first_tuple(handle, tuple, parse); while (i != CS_NO_MORE_ITEMS) { /* The quad port cards have bad CIS's, so just look for a window larger than 8 ports and assume it will be right */ @@ -497,14 +528,14 @@ static int multi_config(dev_link_t * link) if (i == CS_SUCCESS) break; } - i = next_tuple(handle, &tuple, &parse); + i = next_tuple(handle, tuple, parse); } /* If that didn't work, look for two windows */ if (i != CS_SUCCESS) { link->io.NumPorts1 = link->io.NumPorts2 = 8; info->multi = 2; - i = first_tuple(handle, &tuple, &parse); + i = first_tuple(handle, tuple, parse); while (i != CS_NO_MORE_ITEMS) { if ((i == CS_SUCCESS) && (cf->io.nwin == 2)) { link->conf.ConfigIndex = cf->index; @@ -517,13 +548,14 @@ static int multi_config(dev_link_t * link) if (i == CS_SUCCESS) break; } - i = next_tuple(handle, &tuple, &parse); + i = next_tuple(handle, tuple, parse); } } if (i != CS_SUCCESS) { cs_error(link->handle, RequestIO, i); - return -1; + rc = -1; + goto free_cfg_mem; } i = pcmcia_request_irq(link->handle, &link->irq); @@ -541,7 +573,8 @@ static int multi_config(dev_link_t * link) i = pcmcia_request_configuration(link->handle, &link->conf); if (i != CS_SUCCESS) { cs_error(link->handle, RequestConfiguration, i); - return -1; + rc = -1; + goto free_cfg_mem; } /* The Oxford Semiconductor OXCF950 cards are in fact single-port: @@ -554,17 +587,23 @@ static int multi_config(dev_link_t * link) setup_serial(handle, info, link->io.BasePort1, link->irq.AssignedIRQ); outb(12, base2 + 1); } - return 0; + rc = 0; + goto free_cfg_mem; } setup_serial(handle, info, link->io.BasePort1, link->irq.AssignedIRQ); /* The Nokia cards are not really multiport cards */ - if (info->manfid == MANFID_NOKIA) - return 0; + if (info->manfid == MANFID_NOKIA) { + rc = 0; + goto free_cfg_mem; + } for (i = 0; i < info->multi - 1; i++) - setup_serial(handle, info, base2 + (8 * i), link->irq.AssignedIRQ); - - return 0; + setup_serial(handle, info, base2 + (8 * i), + link->irq.AssignedIRQ); + rc = 0; +free_cfg_mem: + kfree(cfg_mem); + return rc; } /*====================================================================== @@ -579,39 +618,49 @@ void serial_config(dev_link_t * link) { client_handle_t handle = link->handle; struct serial_info *info = link->priv; - tuple_t tuple; - u_short buf[128]; - cisparse_t parse; - cistpl_cftable_entry_t *cf = &parse.cftable_entry; + struct serial_cfg_mem *cfg_mem; + tuple_t *tuple; + u_char *buf; + cisparse_t *parse; + cistpl_cftable_entry_t *cf; int i, last_ret, last_fn; DEBUG(0, "serial_config(0x%p)\n", link); - tuple.TupleData = (cisdata_t *) buf; - tuple.TupleOffset = 0; - tuple.TupleDataMax = 255; - tuple.Attributes = 0; + cfg_mem = kmalloc(sizeof(struct serial_cfg_mem), GFP_KERNEL); + if (!cfg_mem) + goto failed; + + tuple = &cfg_mem->tuple; + parse = &cfg_mem->parse; + cf = &parse->cftable_entry; + buf = cfg_mem->buf; + + tuple->TupleData = (cisdata_t *) buf; + tuple->TupleOffset = 0; + tuple->TupleDataMax = 255; + tuple->Attributes = 0; /* Get configuration register information */ - tuple.DesiredTuple = CISTPL_CONFIG; - last_ret = first_tuple(handle, &tuple, &parse); + tuple->DesiredTuple = CISTPL_CONFIG; + last_ret = first_tuple(handle, tuple, parse); if (last_ret != CS_SUCCESS) { last_fn = ParseTuple; goto cs_failed; } - link->conf.ConfigBase = parse.config.base; - link->conf.Present = parse.config.rmask[0]; + link->conf.ConfigBase = parse->config.base; + link->conf.Present = parse->config.rmask[0]; /* Configure card */ link->state |= DEV_CONFIG; /* Is this a compliant multifunction card? */ - tuple.DesiredTuple = CISTPL_LONGLINK_MFC; - tuple.Attributes = TUPLE_RETURN_COMMON | TUPLE_RETURN_LINK; - info->multi = (first_tuple(handle, &tuple, &parse) == CS_SUCCESS); + tuple->DesiredTuple = CISTPL_LONGLINK_MFC; + tuple->Attributes = TUPLE_RETURN_COMMON | TUPLE_RETURN_LINK; + info->multi = (first_tuple(handle, tuple, parse) == CS_SUCCESS); /* Is this a multiport card? */ - tuple.DesiredTuple = CISTPL_MANFID; - if (first_tuple(handle, &tuple, &parse) == CS_SUCCESS) { + tuple->DesiredTuple = CISTPL_MANFID; + if (first_tuple(handle, tuple, parse) == CS_SUCCESS) { info->manfid = le16_to_cpu(buf[0]); for (i = 0; i < MULTI_COUNT; i++) if ((info->manfid == multi_id[i].manfid) && @@ -623,13 +672,13 @@ void serial_config(dev_link_t * link) /* Another check for dual-serial cards: look for either serial or multifunction cards that ask for appropriate IO port ranges */ - tuple.DesiredTuple = CISTPL_FUNCID; + tuple->DesiredTuple = CISTPL_FUNCID; if ((info->multi == 0) && - ((first_tuple(handle, &tuple, &parse) != CS_SUCCESS) || - (parse.funcid.func == CISTPL_FUNCID_MULTI) || - (parse.funcid.func == CISTPL_FUNCID_SERIAL))) { - tuple.DesiredTuple = CISTPL_CFTABLE_ENTRY; - if (first_tuple(handle, &tuple, &parse) == CS_SUCCESS) { + ((first_tuple(handle, tuple, parse) != CS_SUCCESS) || + (parse->funcid.func == CISTPL_FUNCID_MULTI) || + (parse->funcid.func == CISTPL_FUNCID_SERIAL))) { + tuple->DesiredTuple = CISTPL_CFTABLE_ENTRY; + if (first_tuple(handle, tuple, parse) == CS_SUCCESS) { if ((cf->io.nwin == 1) && (cf->io.win[0].len % 8 == 0)) info->multi = cf->io.win[0].len >> 3; if ((cf->io.nwin == 2) && (cf->io.win[0].len == 8) && @@ -664,6 +713,7 @@ void serial_config(dev_link_t * link) link->dev = &info->node[0]; link->state &= ~DEV_CONFIG_PENDING; + kfree(cfg_mem); return; cs_failed: @@ -671,6 +721,7 @@ void serial_config(dev_link_t * link) failed: serial_remove(link); link->state &= ~DEV_CONFIG_PENDING; + kfree(cfg_mem); } /*====================================================================== diff --git a/drivers/serial/sn_console.c b/drivers/serial/sn_console.c index ffaab9b90fd..fee6418e84c 100644 --- a/drivers/serial/sn_console.c +++ b/drivers/serial/sn_console.c @@ -787,7 +787,7 @@ static void __init sn_sal_switch_to_interrupts(struct sn_cons_port *port) static void sn_sal_console_write(struct console *, const char *, unsigned); static int __init sn_sal_console_setup(struct console *, char *); -extern struct uart_driver sal_console_uart; +static struct uart_driver sal_console_uart; extern struct tty_driver *uart_console_device(struct console *, int *); static struct console sal_console = { @@ -801,7 +801,7 @@ static struct console sal_console = { #define SAL_CONSOLE &sal_console -struct uart_driver sal_console_uart = { +static struct uart_driver sal_console_uart = { .owner = THIS_MODULE, .driver_name = "sn_console", .dev_name = DEVICE_NAME, |