config MWAVE
tristate "ACP Modem (Mwave) support"
- depends on X86
- select SERIAL_8250
+ depends on X86 && BROKEN
+ select SERIAL_8250 # PLEASE DO NOT DO THIS - move this driver to drivers/serial
---help---
The ACP modem (Mwave) for Linux is a WinModem. It is composed of a
kernel driver and a user level application. Together these components
config IBM_ASM
tristate "Device driver for IBM RSA service processor"
- depends on X86 && PCI && EXPERIMENTAL
+ depends on X86 && PCI && EXPERIMENTAL && BROKEN
---help---
This option enables device driver support for in-band access to the
IBM RSA (Condor) service processor in eServer xSeries systems.
config SGI_IOC3_ETH
bool "SGI IOC3 Ethernet"
- depends on NET_ETHERNET && PCI && SGI_IP27
+ depends on NET_ETHERNET && PCI && SGI_IP27 && BROKEN
select CRC32
select MII
help
MODULE_PARM_DESC(probe_rsa, "Probe I/O ports for RSA");
#endif
MODULE_ALIAS_CHARDEV_MAJOR(TTY_MAJOR);
-
-/**
- * register_serial - configure a 16x50 serial port at runtime
- * @req: request structure
- *
- * Configure the serial port specified by the request. If the
- * port exists and is in use an error is returned. If the port
- * is not currently in the table it is added.
- *
- * The port is then probed and if necessary the IRQ is autodetected
- * If this fails an error is returned.
- *
- * On success the port is ready to use and the line number is returned.
- *
- * Note: this function is deprecated - use serial8250_register_port
- * instead.
- */
-int register_serial(struct serial_struct *req)
-{
- struct uart_port port;
-
- port.iobase = req->port;
- port.membase = req->iomem_base;
- port.irq = req->irq;
- port.uartclk = req->baud_base * 16;
- port.fifosize = req->xmit_fifo_size;
- port.regshift = req->iomem_reg_shift;
- port.iotype = req->io_type;
- port.flags = req->flags | UPF_BOOT_AUTOCONF;
- port.mapbase = req->iomap_base;
- port.dev = NULL;
-
- if (share_irqs)
- port.flags |= UPF_SHARE_IRQ;
-
- if (HIGH_BITS_OFFSET)
- port.iobase |= (long) req->port_high << HIGH_BITS_OFFSET;
-
- /*
- * If a clock rate wasn't specified by the low level driver, then
- * default to the standard clock rate. This should be 115200 (*16)
- * and should not depend on the architecture's BASE_BAUD definition.
- * However, since this API will be deprecated, it's probably a
- * better idea to convert the drivers to use the new API
- * (serial8250_register_port and serial8250_unregister_port).
- */
- if (port.uartclk == 0) {
- printk(KERN_WARNING
- "Serial: registering port at [%08x,%08lx,%p] irq %d with zero baud_base\n",
- port.iobase, port.mapbase, port.membase, port.irq);
- printk(KERN_WARNING "Serial: see %s:%d for more information\n",
- __FILE__, __LINE__);
- dump_stack();
-
- /*
- * Fix it up for now, but this is only a temporary measure.
- */
- port.uartclk = BASE_BAUD * 16;
- }
-
- return serial8250_register_port(&port);
-}
-EXPORT_SYMBOL(register_serial);
-
-/**
- * unregister_serial - remove a 16x50 serial port at runtime
- * @line: serial line number
- *
- * Remove one serial port. This may not be called from interrupt
- * context. We hand the port back to our local PM control.
- *
- * Note: this function is deprecated - use serial8250_unregister_port
- * instead.
- */
-void unregister_serial(int line)
-{
- serial8250_unregister_port(line);
-}
-EXPORT_SYMBOL(unregister_serial);
config SERIAL_TXX9
bool "TMPTX39XX/49XX SIO support"
- depends HAS_TXX9_SERIAL
+ depends HAS_TXX9_SERIAL && BROKEN
select SERIAL_CORE
default y
return USR2((u32)sport->port.membase) & USR2_TXDC ? TIOCSER_TEMT : 0;
}
+/*
+ * We have a modem side uart, so the meanings of RTS and CTS are inverted.
+ */
static unsigned int imx_get_mctrl(struct uart_port *port)
{
- return TIOCM_CTS | TIOCM_DSR | TIOCM_CAR;
+ struct imx_port *sport = (struct imx_port *)port;
+ unsigned int tmp = TIOCM_DSR | TIOCM_CAR;
+
+ if (USR1((u32)sport->port.membase) & USR1_RTSS)
+ tmp |= TIOCM_CTS;
+
+ if (UCR2((u32)sport->port.membase) & UCR2_CTS)
+ tmp |= TIOCM_RTS;
+
+ return tmp;
}
static void imx_set_mctrl(struct uart_port *port, unsigned int mctrl)
{
+ struct imx_port *sport = (struct imx_port *)port;
+
+ if (mctrl & TIOCM_RTS)
+ UCR2((u32)sport->port.membase) |= UCR2_CTS;
+ else
+ UCR2((u32)sport->port.membase) &= ~UCR2_CTS;
}
/*
}
EXPORT_SYMBOL(uart_match_port);
-/*
- * Try to find an unused uart_state slot for a port.
- */
-static struct uart_state *
-uart_find_match_or_unused(struct uart_driver *drv, struct uart_port *port)
-{
- int i;
-
- /*
- * First, find a port entry which matches. Note: if we do
- * find a matching entry, and it has a non-zero use count,
- * then we can't register the port.
- */
- for (i = 0; i < drv->nr; i++)
- if (uart_match_port(drv->state[i].port, port))
- return &drv->state[i];
-
- /*
- * We didn't find a matching entry, so look for the first
- * free entry. We look for one which hasn't been previously
- * used (indicated by zero iobase).
- */
- for (i = 0; i < drv->nr; i++)
- if (drv->state[i].port->type == PORT_UNKNOWN &&
- drv->state[i].port->iobase == 0 &&
- drv->state[i].count == 0)
- return &drv->state[i];
-
- /*
- * That also failed. Last resort is to find any currently
- * entry which doesn't have a real port associated with it.
- */
- for (i = 0; i < drv->nr; i++)
- if (drv->state[i].port->type == PORT_UNKNOWN &&
- drv->state[i].count == 0)
- return &drv->state[i];
-
- return NULL;
-}
-
-/**
- * uart_register_port: register uart settings with a port
- * @drv: pointer to the uart low level driver structure for this port
- * @port: uart port structure describing the port
- *
- * Register UART settings with the specified low level driver. Detect
- * the type of the port if UPF_BOOT_AUTOCONF is set, and detect the
- * IRQ if UPF_AUTO_IRQ is set.
- *
- * We try to pick the same port for the same IO base address, so that
- * when a modem is plugged in, unplugged and plugged back in, it gets
- * allocated the same port.
- *
- * Returns negative error, or positive line number.
- */
-int uart_register_port(struct uart_driver *drv, struct uart_port *port)
-{
- struct uart_state *state;
- int ret;
-
- down(&port_sem);
-
- state = uart_find_match_or_unused(drv, port);
-
- if (state) {
- /*
- * Ok, we've found a line that we can use.
- *
- * If we find a port that matches this one, and it appears
- * to be in-use (even if it doesn't have a type) we shouldn't
- * alter it underneath itself - the port may be open and
- * trying to do useful work.
- */
- if (uart_users(state) != 0) {
- ret = -EBUSY;
- goto out;
- }
-
- /*
- * If the port is already initialised, don't touch it.
- */
- if (state->port->type == PORT_UNKNOWN) {
- state->port->iobase = port->iobase;
- state->port->membase = port->membase;
- state->port->irq = port->irq;
- state->port->uartclk = port->uartclk;
- state->port->fifosize = port->fifosize;
- state->port->regshift = port->regshift;
- state->port->iotype = port->iotype;
- state->port->flags = port->flags;
- state->port->line = state - drv->state;
- state->port->mapbase = port->mapbase;
-
- uart_configure_port(drv, state, state->port);
- }
-
- ret = state->port->line;
- } else
- ret = -ENOSPC;
- out:
- up(&port_sem);
- return ret;
-}
-
-/**
- * uart_unregister_port - de-allocate a port
- * @drv: pointer to the uart low level driver structure for this port
- * @line: line index previously returned from uart_register_port()
- *
- * Hang up the specified line associated with the low level driver,
- * and mark the port as unused.
- */
-void uart_unregister_port(struct uart_driver *drv, int line)
-{
- struct uart_state *state;
-
- if (line < 0 || line >= drv->nr) {
- printk(KERN_ERR "Attempt to unregister ");
- printk("%s%d", drv->dev_name, line);
- printk("\n");
- return;
- }
-
- state = drv->state + line;
-
- down(&port_sem);
- uart_unconfigure_port(drv, state);
- up(&port_sem);
-}
-
EXPORT_SYMBOL(uart_write_wakeup);
EXPORT_SYMBOL(uart_register_driver);
EXPORT_SYMBOL(uart_unregister_driver);
EXPORT_SYMBOL(uart_suspend_port);
EXPORT_SYMBOL(uart_resume_port);
-EXPORT_SYMBOL(uart_register_port);
-EXPORT_SYMBOL(uart_unregister_port);
EXPORT_SYMBOL(uart_add_one_port);
EXPORT_SYMBOL(uart_remove_one_port);
#ifdef __KERNEL__
#include <linux/compiler.h>
-/* Export to allow PCMCIA to use this - Dave Hinds */
-extern int __deprecated register_serial(struct serial_struct *req);
-extern void __deprecated unregister_serial(int line);
-
/* Allow architectures to override entries in serial8250_ports[] at run time: */
struct uart_port; /* forward declaration */
extern int early_serial_setup(struct uart_port *port);
*/
int uart_register_driver(struct uart_driver *uart);
void uart_unregister_driver(struct uart_driver *uart);
-void __deprecated uart_unregister_port(struct uart_driver *reg, int line);
-int __deprecated uart_register_port(struct uart_driver *reg, struct uart_port *port);
int uart_add_one_port(struct uart_driver *reg, struct uart_port *port);
int uart_remove_one_port(struct uart_driver *reg, struct uart_port *port);
int uart_match_port(struct uart_port *port1, struct uart_port *port2);
projects / GitHub / LineageOS / android_kernel_samsung_universal7580.git / commitdiff