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author | Russell King <rmk+kernel@arm.linux.org.uk> | 2009-09-24 21:22:33 +0100 |
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committer | Russell King <rmk+kernel@arm.linux.org.uk> | 2009-09-24 21:22:33 +0100 |
commit | baea7b946f00a291b166ccae7fcfed6c01530cc6 (patch) | |
tree | 4aa275fbdbec9c7b9b4629e8bee2bbecd3c6a6af /drivers/usb/serial/mos7840.c | |
parent | ae19ffbadc1b2100285a5b5b3d0a4e0a11390904 (diff) | |
parent | 94e0fb086fc5663c38bbc0fe86d698be8314f82f (diff) |
Merge branch 'origin' into for-linus
Conflicts:
MAINTAINERS
Diffstat (limited to 'drivers/usb/serial/mos7840.c')
-rw-r--r-- | drivers/usb/serial/mos7840.c | 118 |
1 files changed, 1 insertions, 117 deletions
diff --git a/drivers/usb/serial/mos7840.c b/drivers/usb/serial/mos7840.c index 270009afdf7..f11abf52be7 100644 --- a/drivers/usb/serial/mos7840.c +++ b/drivers/usb/serial/mos7840.c @@ -824,8 +824,7 @@ static int mos7840_serial_probe(struct usb_serial *serial, * Otherwise we return a negative error number. *****************************************************************************/ -static int mos7840_open(struct tty_struct *tty, - struct usb_serial_port *port, struct file *filp) +static int mos7840_open(struct tty_struct *tty, struct usb_serial_port *port) { int response; int j; @@ -2134,106 +2133,6 @@ static int mos7840_get_lsr_info(struct tty_struct *tty, } /***************************************************************************** - * mos7840_set_modem_info - * function to set modem info - *****************************************************************************/ - -/* FIXME: Should be using the model control hooks */ - -static int mos7840_set_modem_info(struct moschip_port *mos7840_port, - unsigned int cmd, unsigned int __user *value) -{ - unsigned int mcr; - unsigned int arg; - __u16 Data; - int status; - struct usb_serial_port *port; - - if (mos7840_port == NULL) - return -1; - - port = (struct usb_serial_port *)mos7840_port->port; - if (mos7840_port_paranoia_check(port, __func__)) { - dbg("%s", "Invalid port"); - return -1; - } - - mcr = mos7840_port->shadowMCR; - - if (copy_from_user(&arg, value, sizeof(int))) - return -EFAULT; - - switch (cmd) { - case TIOCMBIS: - if (arg & TIOCM_RTS) - mcr |= MCR_RTS; - if (arg & TIOCM_DTR) - mcr |= MCR_RTS; - if (arg & TIOCM_LOOP) - mcr |= MCR_LOOPBACK; - break; - - case TIOCMBIC: - if (arg & TIOCM_RTS) - mcr &= ~MCR_RTS; - if (arg & TIOCM_DTR) - mcr &= ~MCR_RTS; - if (arg & TIOCM_LOOP) - mcr &= ~MCR_LOOPBACK; - break; - - case TIOCMSET: - /* turn off the RTS and DTR and LOOPBACK - * and then only turn on what was asked to */ - mcr &= ~(MCR_RTS | MCR_DTR | MCR_LOOPBACK); - mcr |= ((arg & TIOCM_RTS) ? MCR_RTS : 0); - mcr |= ((arg & TIOCM_DTR) ? MCR_DTR : 0); - mcr |= ((arg & TIOCM_LOOP) ? MCR_LOOPBACK : 0); - break; - } - - lock_kernel(); - mos7840_port->shadowMCR = mcr; - - Data = mos7840_port->shadowMCR; - status = mos7840_set_uart_reg(port, MODEM_CONTROL_REGISTER, Data); - unlock_kernel(); - if (status < 0) { - dbg("setting MODEM_CONTROL_REGISTER Failed"); - return -1; - } - - return 0; -} - -/***************************************************************************** - * mos7840_get_modem_info - * function to get modem info - *****************************************************************************/ - -static int mos7840_get_modem_info(struct moschip_port *mos7840_port, - unsigned int __user *value) -{ - unsigned int result = 0; - __u16 msr; - unsigned int mcr = mos7840_port->shadowMCR; - mos7840_get_uart_reg(mos7840_port->port, - MODEM_STATUS_REGISTER, &msr); - result = ((mcr & MCR_DTR) ? TIOCM_DTR : 0) /* 0x002 */ - |((mcr & MCR_RTS) ? TIOCM_RTS : 0) /* 0x004 */ - |((msr & MOS7840_MSR_CTS) ? TIOCM_CTS : 0) /* 0x020 */ - |((msr & MOS7840_MSR_CD) ? TIOCM_CAR : 0) /* 0x040 */ - |((msr & MOS7840_MSR_RI) ? TIOCM_RI : 0) /* 0x080 */ - |((msr & MOS7840_MSR_DSR) ? TIOCM_DSR : 0); /* 0x100 */ - - dbg("%s -- %x", __func__, result); - - if (copy_to_user(value, &result, sizeof(int))) - return -EFAULT; - return 0; -} - -/***************************************************************************** * mos7840_get_serial_info * function to get information about serial port *****************************************************************************/ @@ -2281,7 +2180,6 @@ static int mos7840_ioctl(struct tty_struct *tty, struct file *file, struct async_icount cnow; struct async_icount cprev; struct serial_icounter_struct icount; - int mosret = 0; if (mos7840_port_paranoia_check(port, __func__)) { dbg("%s", "Invalid port"); @@ -2303,20 +2201,6 @@ static int mos7840_ioctl(struct tty_struct *tty, struct file *file, return mos7840_get_lsr_info(tty, argp); return 0; - /* FIXME: use the modem hooks and remove this */ - case TIOCMBIS: - case TIOCMBIC: - case TIOCMSET: - dbg("%s (%d) TIOCMSET/TIOCMBIC/TIOCMSET", __func__, - port->number); - mosret = - mos7840_set_modem_info(mos7840_port, cmd, argp); - return mosret; - - case TIOCMGET: - dbg("%s (%d) TIOCMGET", __func__, port->number); - return mos7840_get_modem_info(mos7840_port, argp); - case TIOCGSERIAL: dbg("%s (%d) TIOCGSERIAL", __func__, port->number); return mos7840_get_serial_info(mos7840_port, argp); |