diff options
Diffstat (limited to 'packages/linux/linux-ezx-2.6.23/patches/mux-fix-tty-driver.patch')
| -rw-r--r-- | packages/linux/linux-ezx-2.6.23/patches/mux-fix-tty-driver.patch | 125 |
1 files changed, 125 insertions, 0 deletions
diff --git a/packages/linux/linux-ezx-2.6.23/patches/mux-fix-tty-driver.patch b/packages/linux/linux-ezx-2.6.23/patches/mux-fix-tty-driver.patch new file mode 100644 index 0000000000..2e1aabd952 --- /dev/null +++ b/packages/linux/linux-ezx-2.6.23/patches/mux-fix-tty-driver.patch @@ -0,0 +1,125 @@ +Index: linux-2.6.20.7/drivers/char/ts0710_mux.c +=================================================================== +--- linux-2.6.20.7.orig/drivers/char/ts0710_mux.c 2007-04-22 10:51:31.000000000 +0200 ++++ linux-2.6.20.7/drivers/char/ts0710_mux.c 2007-04-22 10:53:05.000000000 +0200 +@@ -241,7 +241,8 @@ + static volatile __u8 mux_recv_info_flags[NR_MUXS]; + static mux_recv_struct *mux_recv_queue = NULL; + +-static struct tty_driver mux_driver; ++// Local for 2.6? ++static struct tty_driver *mux_driver; + + #ifdef USB_FOR_MUX + #define COMM_FOR_MUX_DRIVER usb_for_mux_driver +@@ -3007,6 +3008,7 @@ + #else + mux_tty[line]++; + dlci = tty2dlci[line]; ++ mux_table[line] = tty; + + /* if( dlci == 1 ) { */ + /* Open server channel 0 first */ +@@ -3087,6 +3089,7 @@ + } + } + ++ + retval = 0; + #endif + out: +@@ -3894,43 +3897,50 @@ + INIT_WORK(&receive_tqueue, receive_worker, NULL); + INIT_WORK(&post_recv_tqueue, post_recv_worker, NULL); + +- memset(&mux_driver, 0, sizeof(struct tty_driver)); +- memset(&mux_tty, 0, sizeof(mux_tty)); +- mux_driver.magic = TTY_DRIVER_MAGIC; +- mux_driver.driver_name = "ts0710mux"; +- mux_driver.name = "ts0710mux"; +- mux_driver.major = TS0710MUX_MAJOR; +- mux_driver.minor_start = TS0710MUX_MINOR_START; +- mux_driver.num = NR_MUXS; +- mux_driver.type = TTY_DRIVER_TYPE_SERIAL; +- mux_driver.subtype = SERIAL_TYPE_NORMAL; +- mux_driver.init_termios = tty_std_termios; +- mux_driver.init_termios.c_iflag = 0; +- mux_driver.init_termios.c_oflag = 0; +- mux_driver.init_termios.c_cflag = B38400 | CS8 | CREAD; +- mux_driver.init_termios.c_lflag = 0; +- mux_driver.flags = TTY_DRIVER_RESET_TERMIOS | TTY_DRIVER_REAL_RAW; +- +- mux_driver.ttys = mux_table; +- mux_driver.termios = mux_termios; +- mux_driver.termios_locked = mux_termios_locked; ++ mux_driver = alloc_tty_driver(NR_MUXS); ++ if (!mux_driver) ++ return -ENOMEM; ++ ++ mux_driver->owner = THIS_MODULE; ++ mux_driver->driver_name = "ts0710mux"; ++ mux_driver->name = "mux"; ++ mux_driver->devfs_name = "mux"; ++ mux_driver->major = TS0710MUX_MAJOR; ++ mux_driver->minor_start = TS0710MUX_MINOR_START; ++ mux_driver->type = TTY_DRIVER_TYPE_SERIAL; ++ mux_driver->subtype = SERIAL_TYPE_NORMAL; ++ mux_driver->flags = TTY_DRIVER_RESET_TERMIOS | TTY_DRIVER_REAL_RAW; ++ ++ mux_driver->init_termios = tty_std_termios; ++ mux_driver->init_termios.c_iflag = 0; ++ mux_driver->init_termios.c_oflag = 0; ++ mux_driver->init_termios.c_cflag = B38400 | CS8 | CREAD; ++ mux_driver->init_termios.c_lflag = 0; ++ ++// mux_driver.ttys = mux_table; ++ mux_driver->termios = mux_termios; ++ mux_driver->termios_locked = mux_termios_locked; + // mux_driver.driver_state = mux_state; +- mux_driver.other = NULL; ++ mux_driver->other = NULL; + +- mux_driver.open = mux_open; +- mux_driver.close = mux_close; +- mux_driver.write = mux_write; +- mux_driver.write_room = mux_write_room; +- mux_driver.flush_buffer = mux_flush_buffer; +- mux_driver.chars_in_buffer = mux_chars_in_buffer; +- mux_driver.throttle = mux_throttle; +- mux_driver.unthrottle = mux_unthrottle; +- mux_driver.ioctl = mux_ioctl; +- mux_driver.owner = THIS_MODULE; ++ mux_driver->open = mux_open; ++ mux_driver->close = mux_close; ++ mux_driver->write = mux_write; ++ mux_driver->write_room = mux_write_room; ++ mux_driver->flush_buffer = mux_flush_buffer; ++ mux_driver->chars_in_buffer = mux_chars_in_buffer; ++ mux_driver->throttle = mux_throttle; ++ mux_driver->unthrottle = mux_unthrottle; ++ mux_driver->ioctl = mux_ioctl; + +- if (tty_register_driver(&mux_driver)) ++ // FIXME: No panic() here ++ if (tty_register_driver(mux_driver)) + panic("Couldn't register mux driver"); + ++ for (j=0; j<NR_MUXS; j++) ++ tty_register_device(mux_driver, j, NULL); ++ ++ + COMM_MUX_DISPATCHER = mux_dispatcher; + COMM_MUX_SENDER = mux_sender; + +@@ -3964,7 +3974,10 @@ + mux_recv_info[j] = 0; + } + +- if (tty_unregister_driver(&mux_driver)) ++ for (j=0; j<NR_MUXS; j++) ++ tty_unregister_device(mux_driver, j); ++ ++ if (tty_unregister_driver(mux_driver)) + panic("Couldn't unregister mux driver"); + } + |