diff options
Diffstat (limited to 'drivers/usb/serial')
| -rw-r--r-- | drivers/usb/serial/cyberjack.c | 19 | ||||
| -rw-r--r-- | drivers/usb/serial/ftdi_sio.c | 756 | ||||
| -rw-r--r-- | drivers/usb/serial/generic.c | 24 | ||||
| -rw-r--r-- | drivers/usb/serial/ipaq.c | 5 | ||||
| -rw-r--r-- | drivers/usb/serial/ipw.c | 14 | ||||
| -rw-r--r-- | drivers/usb/serial/ir-usb.c | 16 | ||||
| -rw-r--r-- | drivers/usb/serial/keyspan_pda.c | 19 | ||||
| -rw-r--r-- | drivers/usb/serial/omninet.c | 17 | ||||
| -rw-r--r-- | drivers/usb/serial/option.c | 228 | ||||
| -rw-r--r-- | drivers/usb/serial/safe_serial.c | 13 | ||||
| -rw-r--r-- | drivers/usb/serial/usb-serial.c | 1 | ||||
| -rw-r--r-- | drivers/usb/serial/usb-serial.h | 3 |
12 files changed, 341 insertions, 774 deletions
diff --git a/drivers/usb/serial/cyberjack.c b/drivers/usb/serial/cyberjack.c index 46a204cd40e..b5b431067b0 100644 --- a/drivers/usb/serial/cyberjack.c +++ b/drivers/usb/serial/cyberjack.c @@ -213,10 +213,14 @@ static int cyberjack_write (struct usb_serial_port *port, const unsigned char *b return (0); } - if (port->write_urb->status == -EINPROGRESS) { + spin_lock(&port->lock); + if (port->write_urb_busy) { + spin_unlock(&port->lock); dbg("%s - already writing", __FUNCTION__); - return (0); + return 0; } + port->write_urb_busy = 1; + spin_unlock(&port->lock); spin_lock_irqsave(&priv->lock, flags); @@ -224,6 +228,7 @@ static int cyberjack_write (struct usb_serial_port *port, const unsigned char *b /* To much data for buffer. Reset buffer. */ priv->wrfilled=0; spin_unlock_irqrestore(&priv->lock, flags); + port->write_urb_busy = 0; return (0); } @@ -268,6 +273,7 @@ static int cyberjack_write (struct usb_serial_port *port, const unsigned char *b priv->wrfilled=0; priv->wrsent=0; spin_unlock_irqrestore(&priv->lock, flags); + port->write_urb_busy = 0; return 0; } @@ -412,7 +418,8 @@ static void cyberjack_write_bulk_callback (struct urb *urb, struct pt_regs *regs struct cyberjack_private *priv = usb_get_serial_port_data(port); dbg("%s - port %d", __FUNCTION__, port->number); - + + port->write_urb_busy = 0; if (urb->status) { dbg("%s - nonzero write bulk status received: %d", __FUNCTION__, urb->status); return; @@ -424,12 +431,6 @@ static void cyberjack_write_bulk_callback (struct urb *urb, struct pt_regs *regs if( priv->wrfilled ) { int length, blksize, result; - if (port->write_urb->status == -EINPROGRESS) { - dbg("%s - already writing", __FUNCTION__); - spin_unlock(&priv->lock); - return; - } - dbg("%s - transmitting data (frame n)", __FUNCTION__); length = ((priv->wrfilled - priv->wrsent) > port->bulk_out_size) ? diff --git a/drivers/usb/serial/ftdi_sio.c b/drivers/usb/serial/ftdi_sio.c index d882fa3ad19..0b03ddab53d 100644 --- a/drivers/usb/serial/ftdi_sio.c +++ b/drivers/usb/serial/ftdi_sio.c @@ -264,16 +264,26 @@ /* * Version Information */ -#define DRIVER_VERSION "v1.4.2" +#define DRIVER_VERSION "v1.4.3" #define DRIVER_AUTHOR "Greg Kroah-Hartman <greg@kroah.com>, Bill Ryder <bryder@sgi.com>, Kuba Ober <kuba@mareimbrium.org>" #define DRIVER_DESC "USB FTDI Serial Converters Driver" static int debug; -static struct usb_device_id id_table_sio [] = { - { USB_DEVICE(FTDI_VID, FTDI_SIO_PID) }, - { USB_DEVICE(MOBILITY_VID, MOBILITY_USB_SERIAL_PID) }, - { } /* Terminating entry */ +/* struct ftdi_sio_quirk is used by devices requiring special attention. */ +struct ftdi_sio_quirk { + void (*setup)(struct usb_serial *); /* Special settings during startup. */ +}; + +static void ftdi_USB_UIRT_setup (struct usb_serial *serial); +static void ftdi_HE_TIRA1_setup (struct usb_serial *serial); + +static struct ftdi_sio_quirk ftdi_USB_UIRT_quirk = { + .setup = ftdi_USB_UIRT_setup, +}; + +static struct ftdi_sio_quirk ftdi_HE_TIRA1_quirk = { + .setup = ftdi_HE_TIRA1_setup, }; /* @@ -288,237 +298,11 @@ static struct usb_device_id id_table_sio [] = { * the bcdDevice value is used to differentiate FT232BM and FT245BM from * the earlier FT8U232AM and FT8U232BM. For now, include all known VID/PID * combinations in both tables. - * FIXME: perhaps bcdDevice can also identify 12MHz devices, but I don't know - * if those ever went into mass production. [Ian Abbott] + * FIXME: perhaps bcdDevice can also identify 12MHz FT8U232AM devices, + * but I don't know if those ever went into mass production. [Ian Abbott] */ -static struct usb_device_id id_table_8U232AM [] = { - { USB_DEVICE_VER(FTDI_VID, FTDI_IRTRANS_PID, 0, 0x3ff) }, - { USB_DEVICE_VER(FTDI_VID, FTDI_8U232AM_PID, 0, 0x3ff) }, - { USB_DEVICE_VER(FTDI_VID, FTDI_8U232AM_ALT_PID, 0, 0x3ff) }, - { USB_DEVICE_VER(FTDI_VID, FTDI_RELAIS_PID, 0, 0x3ff) }, - { USB_DEVICE(INTERBIOMETRICS_VID, INTERBIOMETRICS_IOBOARD_PID) }, - { USB_DEVICE(INTERBIOMETRICS_VID, INTERBIOMETRICS_MINI_IOBOARD_PID) }, - { USB_DEVICE_VER(FTDI_NF_RIC_VID, FTDI_NF_RIC_PID, 0, 0x3ff) }, - { USB_DEVICE_VER(FTDI_VID, FTDI_XF_632_PID, 0, 0x3ff) }, - { USB_DEVICE_VER(FTDI_VID, FTDI_XF_634_PID, 0, 0x3ff) }, - { USB_DEVICE_VER(FTDI_VID, FTDI_XF_547_PID, 0, 0x3ff) }, - { USB_DEVICE_VER(FTDI_VID, FTDI_XF_633_PID, 0, 0x3ff) }, - { USB_DEVICE_VER(FTDI_VID, FTDI_XF_631_PID, 0, 0x3ff) }, - { USB_DEVICE_VER(FTDI_VID, FTDI_XF_635_PID, 0, 0x3ff) }, - { USB_DEVICE_VER(FTDI_VID, FTDI_XF_640_PID, 0, 0x3ff) }, - { USB_DEVICE_VER(FTDI_VID, FTDI_XF_642_PID, 0, 0x3ff) }, - { USB_DEVICE_VER(FTDI_VID, FTDI_VNHCPCUSB_D_PID, 0, 0x3ff) }, - { USB_DEVICE_VER(FTDI_VID, FTDI_DSS20_PID, 0, 0x3ff) }, - { USB_DEVICE_VER(SEALEVEL_VID, SEALEVEL_2101_PID, 0, 0x3ff) }, - { USB_DEVICE_VER(SEALEVEL_VID, SEALEVEL_2102_PID, 0, 0x3ff) }, - { USB_DEVICE_VER(SEALEVEL_VID, SEALEVEL_2103_PID, 0, 0x3ff) }, - { USB_DEVICE_VER(SEALEVEL_VID, SEALEVEL_2104_PID, 0, 0x3ff) }, - { USB_DEVICE_VER(SEALEVEL_VID, SEALEVEL_2201_1_PID, 0, 0x3ff) }, - { USB_DEVICE_VER(SEALEVEL_VID, SEALEVEL_2201_2_PID, 0, 0x3ff) }, - { USB_DEVICE_VER(SEALEVEL_VID, SEALEVEL_2202_1_PID, 0, 0x3ff) }, - { USB_DEVICE_VER(SEALEVEL_VID, SEALEVEL_2202_2_PID, 0, 0x3ff) }, - { USB_DEVICE_VER(SEALEVEL_VID, SEALEVEL_2203_1_PID, 0, 0x3ff) }, - { USB_DEVICE_VER(SEALEVEL_VID, SEALEVEL_2203_2_PID, 0, 0x3ff) }, - { USB_DEVICE_VER(SEALEVEL_VID, SEALEVEL_2401_1_PID, 0, 0x3ff) }, - { USB_DEVICE_VER(SEALEVEL_VID, SEALEVEL_2401_2_PID, 0, 0x3ff) }, - { USB_DEVICE_VER(SEALEVEL_VID, SEALEVEL_2401_3_PID, 0, 0x3ff) }, - { USB_DEVICE_VER(SEALEVEL_VID, SEALEVEL_2401_4_PID, 0, 0x3ff) }, - { USB_DEVICE_VER(SEALEVEL_VID, SEALEVEL_2402_1_PID, 0, 0x3ff) }, - { USB_DEVICE_VER(SEALEVEL_VID, SEALEVEL_2402_2_PID, 0, 0x3ff) }, - { USB_DEVICE_VER(SEALEVEL_VID, SEALEVEL_2402_3_PID, 0, 0x3ff) }, - { USB_DEVICE_VER(SEALEVEL_VID, SEALEVEL_2402_4_PID, 0, 0x3ff) }, - { USB_DEVICE_VER(SEALEVEL_VID, SEALEVEL_2403_1_PID, 0, 0x3ff) }, - { USB_DEVICE_VER(SEALEVEL_VID, SEALEVEL_2403_2_PID, 0, 0x3ff) }, - { USB_DEVICE_VER(SEALEVEL_VID, SEALEVEL_2403_3_PID, 0, 0x3ff) }, - { USB_DEVICE_VER(SEALEVEL_VID, SEALEVEL_2403_4_PID, 0, 0x3ff) }, - { USB_DEVICE_VER(SEALEVEL_VID, SEALEVEL_2801_1_PID, 0, 0x3ff) }, - { USB_DEVICE_VER(SEALEVEL_VID, SEALEVEL_2801_2_PID, 0, 0x3ff) }, - { USB_DEVICE_VER(SEALEVEL_VID, SEALEVEL_2801_3_PID, 0, 0x3ff) }, - { USB_DEVICE_VER(SEALEVEL_VID, SEALEVEL_2801_4_PID, 0, 0x3ff) }, - { USB_DEVICE_VER(SEALEVEL_VID, SEALEVEL_2801_5_PID, 0, 0x3ff) }, - { USB_DEVICE_VER(SEALEVEL_VID, SEALEVEL_2801_6_PID, 0, 0x3ff) }, - { USB_DEVICE_VER(SEALEVEL_VID, SEALEVEL_2801_7_PID, 0, 0x3ff) }, - { USB_DEVICE_VER(SEALEVEL_VID, SEALEVEL_2801_8_PID, 0, 0x3ff) }, - { USB_DEVICE_VER(SEALEVEL_VID, SEALEVEL_2802_1_PID, 0, 0x3ff) }, - { USB_DEVICE_VER(SEALEVEL_VID, SEALEVEL_2802_2_PID, 0, 0x3ff) }, - { USB_DEVICE_VER(SEALEVEL_VID, SEALEVEL_2802_3_PID, 0, 0x3ff) }, - { USB_DEVICE_VER(SEALEVEL_VID, SEALEVEL_2802_4_PID, 0, 0x3ff) }, - { USB_DEVICE_VER(SEALEVEL_VID, SEALEVEL_2802_5_PID, 0, 0x3ff) }, - { USB_DEVICE_VER(SEALEVEL_VID, SEALEVEL_2802_6_PID, 0, 0x3ff) }, - { USB_DEVICE_VER(SEALEVEL_VID, SEALEVEL_2802_7_PID, 0, 0x3ff) }, - { USB_DEVICE_VER(SEALEVEL_VID, SEALEVEL_2802_8_PID, 0, 0x3ff) }, - { USB_DEVICE_VER(SEALEVEL_VID, SEALEVEL_2803_1_PID, 0, 0x3ff) }, - { USB_DEVICE_VER(SEALEVEL_VID, SEALEVEL_2803_2_PID, 0, 0x3ff) }, - { USB_DEVICE_VER(SEALEVEL_VID, SEALEVEL_2803_3_PID, 0, 0x3ff) }, - { USB_DEVICE_VER(SEALEVEL_VID, SEALEVEL_2803_4_PID, 0, 0x3ff) }, - { USB_DEVICE_VER(SEALEVEL_VID, SEALEVEL_2803_5_PID, 0, 0x3ff) }, - { USB_DEVICE_VER(SEALEVEL_VID, SEALEVEL_2803_6_PID, 0, 0x3ff) }, - { USB_DEVICE_VER(SEALEVEL_VID, SEALEVEL_2803_7_PID, 0, 0x3ff) }, - { USB_DEVICE_VER(SEALEVEL_VID, SEALEVEL_2803_8_PID, 0, 0x3ff) }, - { USB_DEVICE_VER(IDTECH_VID, IDTECH_IDT1221U_PID, 0, 0x3ff) }, - { USB_DEVICE_VER(OCT_VID, OCT_US101_PID, 0, 0x3ff) }, - { USB_DEVICE_VER(FTDI_VID, PROTEGO_SPECIAL_1, 0, 0x3ff) }, - { USB_DEVICE_VER(FTDI_VID, PROTEGO_R2X0, 0, 0x3ff) }, - { USB_DEVICE_VER(FTDI_VID, PROTEGO_SPECIAL_3, 0, 0x3ff) }, - { USB_DEVICE_VER(FTDI_VID, PROTEGO_SPECIAL_4, 0, 0x3ff) }, - { USB_DEVICE_VER(FTDI_VID, FTDI_ELV_UO100_PID, 0, 0x3ff) }, - { USB_DEVICE_VER(FTDI_VID, FTDI_ELV_UM100_PID, 0, 0x3ff) }, - { USB_DEVICE_VER(FTDI_VID, INSIDE_ACCESSO, 0, 0x3ff) }, - { USB_DEVICE_VER(INTREPID_VID, INTREPID_VALUECAN_PID, 0, 0x3ff) }, - { USB_DEVICE_VER(INTREPID_VID, INTREPID_NEOVI_PID, 0, 0x3ff) }, - { USB_DEVICE_VER(FALCOM_VID, FALCOM_TWIST_PID, 0, 0x3ff) }, - { USB_DEVICE_VER(FTDI_VID, FTDI_SUUNTO_SPORTS_PID, 0, 0x3ff) }, - { USB_DEVICE_VER(FTDI_VID, FTDI_RM_CANVIEW_PID, 0, 0x3ff) }, - { USB_DEVICE_VER(BANDB_VID, BANDB_USOTL4_PID, 0, 0x3ff) }, - { USB_DEVICE_VER(BANDB_VID, BANDB_USTL4_PID, 0, 0x3ff) }, - { USB_DEVICE_VER(BANDB_VID, BANDB_USO9ML2_PID, 0, 0x3ff) }, - { USB_DEVICE_VER(FTDI_VID, EVER_ECO_PRO_CDS, 0, 0x3ff) }, - { USB_DEVICE_VER(FTDI_VID, FTDI_4N_GALAXY_DE_0_PID, 0, 0x3ff) }, - { USB_DEVICE_VER(FTDI_VID, FTDI_4N_GALAXY_DE_1_PID, 0, 0x3ff) }, - { USB_DEVICE_VER(FTDI_VID, FTDI_4N_GALAXY_DE_2_PID, 0, 0x3ff) }, - { } /* Terminating entry */ -}; - - -static struct usb_device_id id_table_FT232BM [] = { - { USB_DEVICE_VER(FTDI_VID, FTDI_IRTRANS_PID, 0x400, 0xffff) }, - { USB_DEVICE_VER(FTDI_VID, FTDI_8U232AM_PID, 0x400, 0xffff) }, - { USB_DEVICE_VER(FTDI_VID, FTDI_8U232AM_ALT_PID, 0x400, 0xffff) }, - { USB_DEVICE_VER(FTDI_VID, FTDI_RELAIS_PID, 0x400, 0xffff) }, - { USB_DEVICE_VER(FTDI_NF_RIC_VID, FTDI_NF_RIC_PID, 0x400, 0xffff) }, - { USB_DEVICE_VER(FTDI_VID, FTDI_XF_632_PID, 0x400, 0xffff) }, - { USB_DEVICE_VER(FTDI_VID, FTDI_XF_634_PID, 0x400, 0xffff) }, - { USB_DEVICE_VER(FTDI_VID, FTDI_XF_547_PID, 0x400, 0xffff) }, - { USB_DEVICE_VER(FTDI_VID, FTDI_XF_633_PID, 0x400, 0xffff) }, - { USB_DEVICE_VER(FTDI_VID, FTDI_XF_631_PID, 0x400, 0xffff) }, - { USB_DEVICE_VER(FTDI_VID, FTDI_XF_635_PID, 0x400, 0xffff) }, - { USB_DEVICE_VER(FTDI_VID, FTDI_XF_640_PID, 0x400, 0xffff) }, - { USB_DEVICE_VER(FTDI_VID, FTDI_XF_642_PID, 0x400, 0xffff) }, - { USB_DEVICE_VER(FTDI_VID, FTDI_VNHCPCUSB_D_PID, 0x400, 0xffff) }, - { USB_DEVICE_VER(FTDI_VID, FTDI_DSS20_PID, 0x400, 0xffff) }, - { USB_DEVICE_VER(FTDI_VID, FTDI_MTXORB_0_PID, 0x400, 0xffff) }, - { USB_DEVICE_VER(FTDI_VID, FTDI_MTXORB_1_PID, 0x400, 0xffff) }, - { USB_DEVICE_VER(FTDI_VID, FTDI_MTXORB_2_PID, 0x400, 0xffff) }, - { USB_DEVICE_VER(FTDI_VID, FTDI_MTXORB_3_PID, 0x400, 0xffff) }, - { USB_DEVICE_VER(FTDI_VID, FTDI_MTXORB_4_PID, 0x400, 0xffff) }, - { USB_DEVICE_VER(FTDI_VID, FTDI_MTXORB_5_PID, 0x400, 0xffff) }, - { USB_DEVICE_VER(FTDI_VID, FTDI_MTXORB_6_PID, 0x400, 0xffff) }, - { USB_DEVICE_VER(FTDI_VID, FTDI_PERLE_ULTRAPORT_PID, 0x400, 0xffff) }, - { USB_DEVICE_VER(FTDI_VID, FTDI_PIEGROUP_PID, 0x400, 0xffff) }, - { USB_DEVICE_VER(SEALEVEL_VID, SEALEVEL_2101_PID, 0x400, 0xffff) }, - { USB_DEVICE_VER(SEALEVEL_VID, SEALEVEL_2102_PID, 0x400, 0xffff) }, - { USB_DEVICE_VER(SEALEVEL_VID, SEALEVEL_2103_PID, 0x400, 0xffff) }, - { USB_DEVICE_VER(SEALEVEL_VID, SEALEVEL_2104_PID, 0x400, 0xffff) }, - { USB_DEVICE_VER(SEALEVEL_VID, SEALEVEL_2201_1_PID, 0x400, 0xffff) }, - { USB_DEVICE_VER(SEALEVEL_VID, SEALEVEL_2201_2_PID, 0x400, 0xffff) }, - { USB_DEVICE_VER(SEALEVEL_VID, SEALEVEL_2202_1_PID, 0x400, 0xffff) }, - { USB_DEVICE_VER(SEALEVEL_VID, SEALEVEL_2202_2_PID, 0x400, 0xffff) }, - { USB_DEVICE_VER(SEALEVEL_VID, SEALEVEL_2203_1_PID, 0x400, 0xffff) }, - { USB_DEVICE_VER(SEALEVEL_VID, SEALEVEL_2203_2_PID, 0x400, 0xffff) }, - { USB_DEVICE_VER(SEALEVEL_VID, SEALEVEL_2401_1_PID, 0x400, 0xffff) }, - { USB_DEVICE_VER(SEALEVEL_VID, SEALEVEL_2401_2_PID, 0x400, 0xffff) }, - { USB_DEVICE_VER(SEALEVEL_VID, SEALEVEL_2401_3_PID, 0x400, 0xffff) }, - { USB_DEVICE_VER(SEALEVEL_VID, SEALEVEL_2401_4_PID, 0x400, 0xffff) }, - { USB_DEVICE_VER(SEALEVEL_VID, SEALEVEL_2402_1_PID, 0x400, 0xffff) }, - { USB_DEVICE_VER(SEALEVEL_VID, SEALEVEL_2402_2_PID, 0x400, 0xffff) }, - { USB_DEVICE_VER(SEALEVEL_VID, SEALEVEL_2402_3_PID, 0x400, 0xffff) }, - { USB_DEVICE_VER(SEALEVEL_VID, SEALEVEL_2402_4_PID, 0x400, 0xffff) }, - { USB_DEVICE_VER(SEALEVEL_VID, SEALEVEL_2403_1_PID, 0x400, 0xffff) }, - { USB_DEVICE_VER(SEALEVEL_VID, SEALEVEL_2403_2_PID, 0x400, 0xffff) }, - { USB_DEVICE_VER(SEALEVEL_VID, SEALEVEL_2403_3_PID, 0x400, 0xffff) }, - { USB_DEVICE_VER(SEALEVEL_VID, SEALEVEL_2403_4_PID, 0x400, 0xffff) }, - { USB_DEVICE_VER(SEALEVEL_VID, SEALEVEL_2801_1_PID, 0x400, 0xffff) }, - { USB_DEVICE_VER(SEALEVEL_VID, SEALEVEL_2801_2_PID, 0x400, 0xffff) }, - { USB_DEVICE_VER(SEALEVEL_VID, SEALEVEL_2801_3_PID, 0x400, 0xffff) }, - { USB_DEVICE_VER(SEALEVEL_VID, SEALEVEL_2801_4_PID, 0x400, 0xffff) }, - { USB_DEVICE_VER(SEALEVEL_VID, SEALEVEL_2801_5_PID, 0x400, 0xffff) }, - { USB_DEVICE_VER(SEALEVEL_VID, SEALEVEL_2801_6_PID, 0x400, 0xffff) }, - { USB_DEVICE_VER(SEALEVEL_VID, SEALEVEL_2801_7_PID, 0x400, 0xffff) }, - { USB_DEVICE_VER(SEALEVEL_VID, SEALEVEL_2801_8_PID, 0x400, 0xffff) }, - { USB_DEVICE_VER(SEALEVEL_VID, SEALEVEL_2802_1_PID, 0x400, 0xffff) }, - { USB_DEVICE_VER(SEALEVEL_VID, SEALEVEL_2802_2_PID, 0x400, 0xffff) }, - { USB_DEVICE_VER(SEALEVEL_VID, SEALEVEL_2802_3_PID, 0x400, 0xffff) }, - { USB_DEVICE_VER(SEALEVEL_VID, SEALEVEL_2802_4_PID, 0x400, 0xffff) }, - { USB_DEVICE_VER(SEALEVEL_VID, SEALEVEL_2802_5_PID, 0x400, 0xffff) }, - { USB_DEVICE_VER(SEALEVEL_VID, SEALEVEL_2802_6_PID, 0x400, 0xffff) }, - { USB_DEVICE_VER(SEALEVEL_VID, SEALEVEL_2802_7_PID, 0x400, 0xffff) }, - { USB_DEVICE_VER(SEALEVEL_VID, SEALEVEL_2802_8_PID, 0x400, 0xffff) }, - { USB_DEVICE_VER(SEALEVEL_VID, SEALEVEL_2803_1_PID, 0x400, 0xffff) }, - { USB_DEVICE_VER(SEALEVEL_VID, SEALEVEL_2803_2_PID, 0x400, 0xffff) }, - { USB_DEVICE_VER(SEALEVEL_VID, SEALEVEL_2803_3_PID, 0x400, 0xffff) }, - { USB_DEVICE_VER(SEALEVEL_VID, SEALEVEL_2803_4_PID, 0x400, 0xffff) }, - { USB_DEVICE_VER(SEALEVEL_VID, SEALEVEL_2803_5_PID, 0x400, 0xffff) }, - { USB_DEVICE_VER(SEALEVEL_VID, SEALEVEL_2803_6_PID, 0x400, 0xffff) }, - { USB_DEVICE_VER(SEALEVEL_VID, SEALEVEL_2803_7_PID, 0x400, 0xffff) }, - { USB_DEVICE_VER(SEALEVEL_VID, SEALEVEL_2803_8_PID, 0x400, 0xffff) }, - { USB_DEVICE_VER(IDTECH_VID, IDTECH_IDT1221U_PID, 0x400, 0xffff) }, - { USB_DEVICE_VER(OCT_VID, OCT_US101_PID, 0x400, 0xffff) }, - { USB_DEVICE_VER(FTDI_VID, PROTEGO_SPECIAL_1, 0x400, 0xffff) }, - { USB_DEVICE_VER(FTDI_VID, PROTEGO_R2X0, 0x400, 0xffff) }, - { USB_DEVICE_VER(FTDI_VID, PROTEGO_SPECIAL_3, 0x400, 0xffff) }, - { USB_DEVICE_VER(FTDI_VID, PROTEGO_SPECIAL_4, 0x400, 0xffff) }, - { USB_DEVICE_VER(FTDI_VID, FTDI_GUDEADS_E808_PID, 0x400, 0xffff) }, - { USB_DEVICE_VER(FTDI_VID, FTDI_GUDEADS_E809_PID, 0x400, 0xffff) }, - { USB_DEVICE_VER(FTDI_VID, FTDI_GUDEADS_E80A_PID, 0x400, 0xffff) }, - { USB_DEVICE_VER(FTDI_VID, FTDI_GUDEADS_E80B_PID, 0x400, 0xffff) }, - { USB_DEVICE_VER(FTDI_VID, FTDI_GUDEADS_E80C_PID, 0x400, 0xffff) }, - { USB_DEVICE_VER(FTDI_VID, FTDI_GUDEADS_E80D_PID, 0x400, 0xffff) }, - { USB_DEVICE_VER(FTDI_VID, FTDI_GUDEADS_E80E_PID, 0x400, 0xffff) }, - { USB_DEVICE_VER(FTDI_VID, FTDI_GUDEADS_E80F_PID, 0x400, 0xffff) }, - { USB_DEVICE_VER(FTDI_VID, FTDI_GUDEADS_E888_PID, 0x400, 0xffff) }, - { USB_DEVICE_VER(FTDI_VID, FTDI_GUDEADS_E889_PID, 0x400, 0xffff) }, - { USB_DEVICE_VER(FTDI_VID, FTDI_GUDEADS_E88A_PID, 0x400, 0xffff) }, - { USB_DEVICE_VER(FTDI_VID, FTDI_GUDEADS_E88B_PID, 0x400, 0xffff) }, - { USB_DEVICE_VER(FTDI_VID, FTDI_GUDEADS_E88C_PID, 0x400, 0xffff) }, - { USB_DEVICE_VER(FTDI_VID, FTDI_GUDEADS_E88D_PID, 0x400, 0xffff) }, - { USB_DEVICE_VER(FTDI_VID, FTDI_GUDEADS_E88E_PID, 0x400, 0xffff) }, - { USB_DEVICE_VER(FTDI_VID, FTDI_GUDEADS_E88F_PID, 0x400, 0xffff) }, - { USB_DEVICE_VER(FTDI_VID, FTDI_ELV_UO100_PID, 0x400, 0xffff) }, - { USB_DEVICE_VER(FTDI_VID, FTDI_ELV_UM100_PID, 0x400, 0xffff) }, - { USB_DEVICE_VER(FTDI_VID, LINX_SDMUSBQSS_PID, 0x400, 0xffff) }, - { USB_DEVICE_VER(FTDI_VID, LINX_MASTERDEVEL2_PID, 0x400, 0xffff) }, - { USB_DEVICE_VER(FTDI_VID, LINX_FUTURE_0_PID, 0x400, 0xffff) }, - { USB_DEVICE_VER(FTDI_VID, LINX_FUTURE_1_PID, 0x400, 0xffff) }, - { USB_DEVICE_VER(FTDI_VID, LINX_FUTURE_2_PID, 0x400, 0xffff) }, - { USB_DEVICE(FTDI_VID, FTDI_CCSICDU20_0_PID) }, - { USB_DEVICE(FTDI_VID, FTDI_CCSICDU40_1_PID) }, - { USB_DEVICE_VER(FTDI_VID, INSIDE_ACCESSO, 0x400, 0xffff) }, - { USB_DEVICE_VER(INTREPID_VID, INTREPID_VALUECAN_PID, 0x400, 0xffff) }, - { USB_DEVICE_VER(INTREPID_VID, INTREPID_NEOVI_PID, 0x400, 0xffff) }, - { USB_DEVICE_VER(FALCOM_VID, FALCOM_TWIST_PID, 0x400, 0xffff) }, - { USB_DEVICE_VER(FTDI_VID, FTDI_SUUNTO_SPORTS_PID, 0x400, 0xffff) }, - { USB_DEVICE_VER(FTDI_VID, FTDI_RM_CANVIEW_PID, 0x400, 0xffff) }, - { USB_DEVICE_VER(BANDB_VID, BANDB_USOTL4_PID, 0x400, 0xffff) }, - { USB_DEVICE_VER(BANDB_VID, BANDB_USTL4_PID, 0x400, 0xffff) }, - { USB_DEVICE_VER(BANDB_VID, BANDB_USO9ML2_PID, 0x400, 0xffff) }, - { USB_DEVICE_VER(FTDI_VID, EVER_ECO_PRO_CDS, 0x400, 0xffff) }, - { USB_DEVICE_VER(FTDI_VID, FTDI_4N_GALAXY_DE_0_PID, 0x400, 0xffff) }, - { USB_DEVICE_VER(FTDI_VID, FTDI_4N_GALAXY_DE_1_PID, 0x400, 0xffff) }, - { USB_DEVICE_VER(FTDI_VID, FTDI_4N_GALAXY_DE_2_PID, 0x400, 0xffff) }, - { USB_DEVICE_VER(FTDI_VID, FTDI_ACTIVE_ROBOTS_PID, 0x400, 0xffff) }, - { } /* Terminating entry */ -}; - - -static struct usb_device_id id_table_USB_UIRT [] = { - { USB_DEVICE(FTDI_VID, FTDI_USB_UIRT_PID) }, - { } /* Terminating entry */ -}; - - -static struct usb_device_id id_table_HE_TIRA1 [] = { - { USB_DEVICE_VER(FTDI_VID, FTDI_HE_TIRA1_PID, 0x400, 0xffff) }, - { } /* Terminating entry */ -}; - - -static struct usb_device_id id_table_FT2232C[] = { - { USB_DEVICE(FTDI_VID, FTDI_8U2232C_PID) }, - { } /* Terminating entry */ -}; - static struct usb_device_id id_table_combined [] = { { USB_DEVICE(FTDI_VID, FTDI_IRTRANS_PID) }, @@ -540,14 +324,14 @@ static struct usb_device_id id_table_combined [] = { { USB_DEVICE(FTDI_VID, FTDI_DSS20_PID) }, { USB_DEVICE(FTDI_NF_RIC_VID, FTDI_NF_RIC_PID) }, { USB_DEVICE(FTDI_VID, FTDI_VNHCPCUSB_D_PID) }, - { USB_DEVICE_VER(FTDI_VID, FTDI_MTXORB_0_PID, 0x400, 0xffff) }, - { USB_DEVICE_VER(FTDI_VID, FTDI_MTXORB_1_PID, 0x400, 0xffff) }, - { USB_DEVICE_VER(FTDI_VID, FTDI_MTXORB_2_PID, 0x400, 0xffff) }, - { USB_DEVICE_VER(FTDI_VID, FTDI_MTXORB_3_PID, 0x400, 0xffff) }, - { USB_DEVICE_VER(FTDI_VID, FTDI_MTXORB_4_PID, 0x400, 0xffff) }, - { USB_DEVICE_VER(FTDI_VID, FTDI_MTXORB_5_PID, 0x400, 0xffff) }, - { USB_DEVICE_VER(FTDI_VID, FTDI_MTXORB_6_PID, 0x400, 0xffff) }, - { USB_DEVICE_VER(FTDI_VID, FTDI_PERLE_ULTRAPORT_PID, 0x400, 0xffff) }, + { USB_DEVICE(FTDI_VID, FTDI_MTXORB_0_PID) }, + { USB_DEVICE(FTDI_VID, FTDI_MTXORB_1_PID) }, + { USB_DEVICE(FTDI_VID, FTDI_MTXORB_2_PID) }, + { USB_DEVICE(FTDI_VID, FTDI_MTXORB_3_PID) }, + { USB_DEVICE(FTDI_VID, FTDI_MTXORB_4_PID) }, + { USB_DEVICE(FTDI_VID, FTDI_MTXORB_5_PID) }, + { USB_DEVICE(FTDI_VID, FTDI_MTXORB_6_PID) }, + { USB_DEVICE(FTDI_VID, FTDI_PERLE_ULTRAPORT_PID) }, { USB_DEVICE(FTDI_VID, FTDI_PIEGROUP_PID) }, { USB_DEVICE(SEALEVEL_VID, SEALEVEL_2101_PID) }, { USB_DEVICE(SEALEVEL_VID, SEALEVEL_2102_PID) }, @@ -597,35 +381,37 @@ static struct usb_device_id id_table_combined [] = { { USB_DEVICE(SEALEVEL_VID, SEALEVEL_2803_8_PID) }, { USB_DEVICE(IDTECH_VID, IDTECH_IDT1221U_PID) }, { USB_DEVICE(OCT_VID, OCT_US101_PID) }, - { USB_DEVICE_VER(FTDI_VID, FTDI_HE_TIRA1_PID, 0x400, 0xffff) }, - { USB_DEVICE(FTDI_VID, FTDI_USB_UIRT_PID) }, + { USB_DEVICE(FTDI_VID, FTDI_HE_TIRA1_PID), + .driver_info = (kernel_ulong_t)&ftdi_HE_TIRA1_quirk }, + { USB_DEVICE(FTDI_VID, FTDI_USB_UIRT_PID), + .driver_info = (kernel_ulong_t)&ftdi_USB_UIRT_quirk }, { USB_DEVICE(FTDI_VID, PROTEGO_SPECIAL_1) }, { USB_DEVICE(FTDI_VID, PROTEGO_R2X0) }, { USB_DEVICE(FTDI_VID, PROTEGO_SPECIAL_3) }, { USB_DEVICE(FTDI_VID, PROTEGO_SPECIAL_4) }, - { USB_DEVICE_VER(FTDI_VID, FTDI_GUDEADS_E808_PID, 0x400, 0xffff) }, - { USB_DEVICE_VER(FTDI_VID, FTDI_GUDEADS_E809_PID, 0x400, 0xffff) }, - { USB_DEVICE_VER(FTDI_VID, FTDI_GUDEADS_E80A_PID, 0x400, 0xffff) }, - { USB_DEVICE_VER(FTDI_VID, FTDI_GUDEADS_E80B_PID, 0x400, 0xffff) }, - { USB_DEVICE_VER(FTDI_VID, FTDI_GUDEADS_E80C_PID, 0x400, 0xffff) }, - { USB_DEVICE_VER(FTDI_VID, FTDI_GUDEADS_E80D_PID, 0x400, 0xffff) }, - { USB_DEVICE_VER(FTDI_VID, FTDI_GUDEADS_E80E_PID, 0x400, 0xffff) }, - { USB_DEVICE_VER(FTDI_VID, FTDI_GUDEADS_E80F_PID, 0x400, 0xffff) }, - { USB_DEVICE_VER(FTDI_VID, FTDI_GUDEADS_E888_PID, 0x400, 0xffff) }, - { USB_DEVICE_VER(FTDI_VID, FTDI_GUDEADS_E889_PID, 0x400, 0xffff) }, - { USB_DEVICE_VER(FTDI_VID, FTDI_GUDEADS_E88A_PID, 0x400, 0xffff) }, - { USB_DEVICE_VER(FTDI_VID, FTDI_GUDEADS_E88B_PID, 0x400, 0xffff) }, - { USB_DEVICE_VER(FTDI_VID, FTDI_GUDEADS_E88C_PID, 0x400, 0xffff) }, - { USB_DEVICE_VER(FTDI_VID, FTDI_GUDEADS_E88D_PID, 0x400, 0xffff) }, - { USB_DEVICE_VER(FTDI_VID, FTDI_GUDEADS_E88E_PID, 0x400, 0xffff) }, - { USB_DEVICE_VER(FTDI_VID, FTDI_GUDEADS_E88F_PID, 0x400, 0xffff) }, + { USB_DEVICE(FTDI_VID, FTDI_GUDEADS_E808_PID) }, + { USB_DEVICE(FTDI_VID, FTDI_GUDEADS_E809_PID) }, + { USB_DEVICE(FTDI_VID, FTDI_GUDEADS_E80A_PID) }, + { USB_DEVICE(FTDI_VID, FTDI_GUDEADS_E80B_PID) }, + { USB_DEVICE(FTDI_VID, FTDI_GUDEADS_E80C_PID) }, + { USB_DEVICE(FTDI_VID, FTDI_GUDEADS_E80D_PID) }, + { USB_DEVICE(FTDI_VID, FTDI_GUDEADS_E80E_PID) }, + { USB_DEVICE(FTDI_VID, FTDI_GUDEADS_E80F_PID) }, + { USB_DEVICE(FTDI_VID, FTDI_GUDEADS_E888_PID) }, + { USB_DEVICE(FTDI_VID, FTDI_GUDEADS_E889_PID) }, + { USB_DEVICE(FTDI_VID, FTDI_GUDEADS_E88A_PID) }, + { USB_DEVICE(FTDI_VID, FTDI_GUDEADS_E88B_PID) }, + { USB_DEVICE(FTDI_VID, FTDI_GUDEADS_E88C_PID) }, + { USB_DEVICE(FTDI_VID, FTDI_GUDEADS_E88D_PID) }, + { USB_DEVICE(FTDI_VID, FTDI_GUDEADS_E88E_PID) }, + { USB_DEVICE(FTDI_VID, FTDI_GUDEADS_E88F_PID) }, { USB_DEVICE(FTDI_VID, FTDI_ELV_UO100_PID) }, { USB_DEVICE(FTDI_VID, FTDI_ELV_UM100_PID) }, - { USB_DEVICE_VER(FTDI_VID, LINX_SDMUSBQSS_PID, 0x400, 0xffff) }, - { USB_DEVICE_VER(FTDI_VID, LINX_MASTERDEVEL2_PID, 0x400, 0xffff) }, - { USB_DEVICE_VER(FTDI_VID, LINX_FUTURE_0_PID, 0x400, 0xffff) }, - { USB_DEVICE_VER(FTDI_VID, LINX_FUTURE_1_PID, 0x400, 0xffff) }, - { USB_DEVICE_VER(FTDI_VID, LINX_FUTURE_2_PID, 0x400, 0xffff) }, + { USB_DEVICE(FTDI_VID, LINX_SDMUSBQSS_PID) }, + { USB_DEVICE(FTDI_VID, LINX_MASTERDEVEL2_PID) }, + { USB_DEVICE(FTDI_VID, LINX_FUTURE_0_PID) }, + { USB_DEVICE(FTDI_VID, LINX_FUTURE_1_PID) }, + { USB_DEVICE(FTDI_VID, LINX_FUTURE_2_PID) }, { USB_DEVICE(FTDI_VID, FTDI_CCSICDU20_0_PID) }, { USB_DEVICE(FTDI_VID, FTDI_CCSICDU40_1_PID) }, { USB_DEVICE(FTDI_VID, INSIDE_ACCESSO) }, @@ -642,7 +428,7 @@ static struct usb_device_id id_table_combined [] = { { USB_DEVICE(FTDI_VID, FTDI_4N_GALAXY_DE_1_PID) }, { USB_DEVICE(FTDI_VID, FTDI_4N_GALAXY_DE_2_PID) }, { USB_DEVICE(MOBILITY_VID, MOBILITY_USB_SERIAL_PID) }, - { USB_DEVICE_VER(FTDI_VID, FTDI_ACTIVE_ROBOTS_PID, 0x400, 0xffff) }, + { USB_DEVICE(FTDI_VID, FTDI_ACTIVE_ROBOTS_PID) }, { } /* Terminating entry */ }; @@ -705,12 +491,8 @@ struct ftdi_private { ASYNC_SPD_CUST | ASYNC_SPD_SHI | ASYNC_SPD_WARP ) /* function prototypes for a FTDI serial converter */ -static int ftdi_SIO_startup (struct usb_serial *serial); -static int ftdi_8U232AM_startup (struct usb_serial *serial); -static int ftdi_FT232BM_startup (struct usb_serial *serial); -static int ftdi_FT2232C_startup (struct usb_serial *serial); -static int ftdi_USB_UIRT_startup (struct usb_serial *serial); -static int ftdi_HE_TIRA1_startup (struct usb_serial *serial); +static int ftdi_sio_probe (struct usb_serial *serial, const struct usb_device_id *id); +static int ftdi_sio_attach (struct usb_serial *serial); static void ftdi_shutdown (struct usb_serial *serial); static int ftdi_open (struct usb_serial_port *port, struct file *filp); static void ftdi_close (struct usb_serial_port *port, struct file *filp); @@ -733,14 +515,16 @@ static unsigned short int ftdi_232am_baud_to_divisor (int baud); static __u32 ftdi_232bm_baud_base_to_divisor (int baud, int base); static __u32 ftdi_232bm_baud_to_divisor (int baud); -static struct usb_serial_device_type ftdi_SIO_device = { +static struct usb_serial_device_type ftdi_sio_device = { .owner = THIS_MODULE, - .name = "FTDI SIO", - .id_table = id_table_sio, + .name = "FTDI USB Serial Device", + .short_name = "ftdi_sio", + .id_table = id_table_combined, .num_interrupt_in = 0, .num_bulk_in = 1, .num_bulk_out = 1, .num_ports = 1, + .probe = ftdi_sio_probe, .open = ftdi_open, .close = ftdi_close, .throttle = ftdi_throttle, @@ -755,143 +539,10 @@ static struct usb_serial_device_type ftdi_SIO_device = { .ioctl = ftdi_ioctl, .set_termios = ftdi_set_termios, .break_ctl = ftdi_break_ctl, - .attach = ftdi_SIO_startup, + .attach = ftdi_sio_attach, .shutdown = ftdi_shutdown, }; -static struct usb_serial_device_type ftdi_8U232AM_device = { - .owner = THIS_MODULE, - .name = "FTDI 8U232AM Compatible", - .id_table = id_table_8U232AM, - .num_interrupt_in = 0, - .num_bulk_in = 1, - .num_bulk_out = 1, - .num_ports = 1, - .open = ftdi_open, - .close = ftdi_close, - .throttle = ftdi_throttle, - .unthrottle = ftdi_unthrottle, - .write = ftdi_write, - .write_room = ftdi_write_room, - .chars_in_buffer = ftdi_chars_in_buffer, - .read_bulk_callback = ftdi_read_bulk_callback, - .write_bulk_callback = ftdi_write_bulk_callback, - .tiocmget = ftdi_tiocmget, - .tiocmset = ftdi_tiocmset, - .ioctl = ftdi_ioctl, - .set_termios = ftdi_set_termios, - .break_ctl = ftdi_break_ctl, - .attach = ftdi_8U232AM_startup, - .shutdown = ftdi_shutdown, -}; - -static struct usb_serial_device_type ftdi_FT232BM_device = { - .owner = THIS_MODULE, - .name = "FTDI FT232BM Compatible", - .id_table = id_table_FT232BM, - .num_interrupt_in = 0, - .num_bulk_in = 1, - .num_bulk_out = 1, - .num_ports = 1, - .open = ftdi_open, - .close = ftdi_close, - .throttle = ftdi_throttle, - .unthrottle = ftdi_unthrottle, - .write = ftdi_write, - .write_room = ftdi_write_room, - .chars_in_buffer = ftdi_chars_in_buffer, - .read_bulk_callback = ftdi_read_bulk_callback, - .write_bulk_callback = ftdi_write_bulk_callback, - .tiocmget = ftdi_tiocmget, - .tiocmset = ftdi_tiocmset, - .ioctl = ftdi_ioctl, - .set_termios = ftdi_set_termios, - .break_ctl = ftdi_break_ctl, - .attach = ftdi_FT232BM_startup, - .shutdown = ftdi_shutdown, -}; - -static struct usb_serial_device_type ftdi_FT2232C_device = { - .owner = THIS_MODULE, - .name = "FTDI FT2232C Compatible", - .id_table = id_table_FT2232C, - .num_interrupt_in = 0, - .num_bulk_in = 1, - .num_bulk_out = 1, - .num_ports = 1, - .open = ftdi_open, - .close = ftdi_close, - .throttle = ftdi_throttle, - .unthrottle = ftdi_unthrottle, - .write = ftdi_write, - .write_room = ftdi_write_room, - .chars_in_buffer = ftdi_chars_in_buffer, - .read_bulk_callback = ftdi_read_bulk_callback, - .write_bulk_callback = ftdi_write_bulk_callback, - .tiocmget = ftdi_tiocmget, - .tiocmset = ftdi_tiocmset, - .ioctl = ftdi_ioctl, - .set_termios = ftdi_set_termios, - .break_ctl = ftdi_break_ctl, - .attach = ftdi_FT2232C_startup, - .shutdown = ftdi_shutdown, -}; - -static struct usb_serial_device_type ftdi_USB_UIRT_device = { - .owner = THIS_MODULE, - .name = "USB-UIRT Infrared Tranceiver", - .id_table = id_table_USB_UIRT, - .num_interrupt_in = 0, - .num_bulk_in = 1, - .num_bulk_out = 1, - .num_ports = 1, - .open = ftdi_open, - .close = ftdi_close, - .throttle = ftdi_throttle, - .unthrottle = ftdi_unthrottle, - .write = ftdi_write, - .write_room = ftdi_write_room, - .chars_in_buffer = ftdi_chars_in_buffer, - .read_bulk_callback = ftdi_read_bulk_callback, - .write_bulk_callback = ftdi_write_bulk_callback, - .tiocmget = ftdi_tiocmget, - .tiocmset = ftdi_tiocmset, - .ioctl = ftdi_ioctl, - .set_termios = ftdi_set_termios, - .break_ctl = ftdi_break_ctl, - .attach = ftdi_USB_UIRT_startup, - .shutdown = ftdi_shutdown, -}; - -/* The TIRA1 is based on a FT232BM which requires a fixed baud rate of 100000 - * and which requires RTS-CTS to be enabled. */ -static struct usb_serial_device_type ftdi_HE_TIRA1_device = { - .owner = THIS_MODULE, - .name = "Home-Electronics TIRA-1 IR Transceiver", - .id_table = id_table_HE_TIRA1, - .num_interrupt_in = 0, - .num_bulk_in = 1, - .num_bulk_out = 1, - .num_ports = 1, - .open = ftdi_open, - .close = ftdi_close, - .throttle = ftdi_throttle, - .unthrottle = ftdi_unthrottle, - .write = ftdi_write, - .write_room = ftdi_write_room, - .chars_in_buffer = ftdi_chars_in_buffer, - .read_bulk_callback = ftdi_read_bulk_callback, - .write_bulk_callback = ftdi_write_bulk_callback, - .tiocmget = ftdi_tiocmget, - .tiocmset = ftdi_tiocmset, - .ioctl = ftdi_ioctl, - .set_termios = ftdi_set_termios, - .break_ctl = ftdi_break_ctl, - .attach = ftdi_HE_TIRA1_startup, - .shutdown = ftdi_shutdown, -}; - - #define WDR_TIMEOUT 5000 /* default urb timeout */ @@ -1212,6 +863,59 @@ check_and_exit: } /* set_serial_info */ +/* Determine type of FTDI chip based on USB config and descriptor. */ +static void ftdi_determine_type(struct usb_serial_port *port) +{ + struct ftdi_private *priv = usb_get_serial_port_data(port); + struct usb_serial *serial = port->serial; + struct usb_device *udev = serial->dev; + unsigned version; + unsigned interfaces; + + /* Assume it is not the original SIO device for now. */ + priv->baud_base = 48000000 / 16; + priv->write_offset = 0; + + version = le16_to_cpu(udev->descriptor.bcdDevice); + interfaces = udev->actconfig->desc.bNumInterfaces; + dbg("%s: bcdDevice = 0x%x, bNumInterfaces = %u", __FUNCTION__, + version, interfaces); + if (interfaces > 1) { + int inter; + + /* Multiple interfaces. Assume FT2232C. */ + priv->chip_type = FT2232C; + /* Determine interface code. */ + inter = serial->interface->altsetting->desc.bInterfaceNumber; + if (inter == 0) { + priv->interface = PIT_SIOA; + } else { + priv->interface = PIT_SIOB; + } + /* BM-type devices have a bug where bcdDevice gets set + * to 0x200 when iSerialNumber is 0. */ + if (version < 0x500) { + dbg("%s: something fishy - bcdDevice too low for multi-interface device", + __FUNCTION__); + } + } else if (version < 0x200) { + /* Old device. Assume its the original SIO. */ + priv->chip_type = SIO; + priv->baud_base = 12000000 / 16; + priv->write_offset = 1; + } else if (version < 0x400) { + /* Assume its an FT8U232AM (or FT8U245AM) */ + /* (It might be a BM because of the iSerialNumber bug, + * but it will still work as an AM device.) */ + priv->chip_type = FT8U232AM; + } else { + /* Assume its an FT232BM (or FT245BM) */ + priv->chip_type = FT232BM; + } + info("Detected %s", ftdi_chip_name[priv->chip_type]); +} + + /* * *************************************************************************** * Sysfs Attribute @@ -1355,12 +1059,20 @@ static void remove_sysfs_attrs(struct usb_serial *serial) * *************************************************************************** */ -/* Common startup subroutine */ -/* Called from ftdi_SIO_startup, etc. */ -static int ftdi_common_startup (struct usb_serial *serial) +/* Probe function to check for special devices */ +static int ftdi_sio_probe (struct usb_serial *serial, const struct usb_device_id *id) +{ + usb_set_serial_data(serial, (void *)id->driver_info); + + return (0); +} + +/* attach subroutine */ +static int ftdi_sio_attach (struct usb_serial *serial) { struct usb_serial_port *port = serial->port[0]; struct ftdi_private *priv; + struct ftdi_sio_quirk *quirk; dbg("%s",__FUNCTION__); @@ -1400,150 +1112,49 @@ static int ftdi_common_startup (struct usb_serial *serial) port->bulk_out_buffer = NULL; usb_set_serial_port_data(serial->port[0], priv); - - return (0); -} - - -/* Startup for the SIO chip */ -/* Called from usbserial:serial_probe */ -static int ftdi_SIO_startup (struct usb_serial *serial) -{ - struct ftdi_private *priv; - int err; - - dbg("%s",__FUNCTION__); - - err = ftdi_common_startup(serial); - if (err){ - return (err); - } - - priv = usb_get_serial_port_data(serial->port[0]); - priv->chip_type = SIO; - priv->baud_base = 12000000 / 16; - priv->write_offset = 1; - - return (0); -} - -/* Startup for the 8U232AM chip */ -/* Called from usbserial:serial_probe */ -static int ftdi_8U232AM_startup (struct usb_serial *serial) -{ /* ftdi_8U232AM_startup */ - struct ftdi_private *priv; - int err; - - dbg("%s",__FUNCTION__); - err = ftdi_common_startup(serial); - if (err){ - return (err); - } - priv = usb_get_serial_port_data(serial->port[0]); - priv->chip_type = FT8U232AM; - priv->baud_base = 48000000 / 2; /* Would be / 16, but FTDI supports 0.125, 0.25 and 0.5 divisor fractions! */ - + ftdi_determine_type (serial->port[0]); create_sysfs_attrs(serial); - - return (0); -} /* ftdi_8U232AM_startup */ -/* Startup for the FT232BM chip */ -/* Called from usbserial:serial_probe */ -static int ftdi_FT232BM_startup (struct usb_serial *serial) -{ /* ftdi_FT232BM_startup */ - struct ftdi_private *priv; - int err; - - dbg("%s",__FUNCTION__); - err = ftdi_common_startup(serial); - if (err){ - return (err); + /* Check for device requiring special set up. */ + quirk = (struct ftdi_sio_quirk *)usb_get_serial_data(serial); + if (quirk && quirk->setup) { + quirk->setup(serial); } - - priv = usb_get_serial_port_data(serial->port[0]); - priv->chip_type = FT232BM; - priv->baud_base = 48000000 / 2; /* Would be / 16, but FT232BM supports multiple of 0.125 divisor fractions! */ - create_sysfs_attrs(serial); - return (0); -} /* ftdi_FT232BM_startup */ - -/* Startup for the FT2232C chip */ -/* Called from usbserial:serial_probe */ -static int ftdi_FT2232C_startup (struct usb_serial *serial) -{ /* ftdi_FT2232C_startup */ - struct ftdi_private *priv; - int err; - int inter; - - dbg("%s",__FUNCTION__); - err = ftdi_common_startup(serial); - if (err){ - return (err); - } +} /* ftdi_sio_attach */ - priv = usb_get_serial_port_data(serial->port[0]); - priv->chip_type = FT2232C; - inter = serial->interface->altsetting->desc.bInterfaceNumber; - if (inter) { - priv->interface = PIT_SIOB; - } - else { - priv->interface = PIT_SIOA; - } - priv->baud_base = 48000000 / 2; /* Would be / 16, but FT2232C supports multiple of 0.125 divisor fractions! */ - - create_sysfs_attrs(serial); - - return (0); -} /* ftdi_FT2232C_startup */ - -/* Startup for the USB-UIRT device, which requires hardwired baudrate (38400 gets mapped to 312500) */ +/* Setup for the USB-UIRT device, which requires hardwired + * baudrate (38400 gets mapped to 312500) */ /* Called from usbserial:serial_probe */ -static int ftdi_USB_UIRT_startup (struct usb_serial *serial) -{ /* ftdi_USB_UIRT_startup */ +static void ftdi_USB_UIRT_setup (struct usb_serial *serial) +{ struct ftdi_private *priv; - int err; dbg("%s",__FUNCTION__); - err = ftdi_8U232AM_startup(serial); - if (err){ - return (err); - } priv = usb_get_serial_port_data(serial->port[0]); priv->flags |= ASYNC_SPD_CUST; priv->custom_divisor = 77; priv->force_baud = B38400; - - return (0); -} /* ftdi_USB_UIRT_startup */ +} /* ftdi_USB_UIRT_setup */ -/* Startup for the HE-TIRA1 device, which requires hardwired - * baudrate (38400 gets mapped to 100000) */ -static int ftdi_HE_TIRA1_startup (struct usb_serial *serial) -{ /* ftdi_HE_TIRA1_startup */ +/* Setup for the HE-TIRA1 device, which requires hardwired + * baudrate (38400 gets mapped to 100000) and RTS-CTS enabled. */ +static void ftdi_HE_TIRA1_setup (struct usb_serial *serial) +{ struct ftdi_private *priv; - int err; dbg("%s",__FUNCTION__); - err = ftdi_FT232BM_startup(serial); - if (err){ - return (err); - } priv = usb_get_serial_port_data(serial->port[0]); priv->flags |= ASYNC_SPD_CUST; priv->custom_divisor = 240; priv->force_baud = B38400; priv->force_rtscts = 1; - - return (0); -} /* ftdi_HE_TIRA1_startup */ +} /* ftdi_HE_TIRA1_setup */ /* ftdi_shutdown is called from usbserial:usb_serial_disconnect @@ -2367,60 +1978,11 @@ static int ftdi_ioctl (struct usb_serial_port *port, struct file * file, unsigne { struct ftdi_private *priv = usb_get_serial_port_data(port); - int ret, mask; - dbg("%s cmd 0x%04x", __FUNCTION__, cmd); /* Based on code from acm.c and others */ switch (cmd) { - case TIOCMBIS: /* turns on (Sets) the lines as specified by the mask */ - dbg("%s TIOCMBIS", __FUNCTION__); - if (get_user(mask, (unsigned long __user *) arg)) - return -EFAULT; - if (mask & TIOCM_DTR){ - if ((ret = set_dtr(port, HIGH)) < 0) { - err("Urb to set DTR failed"); - return(ret); - } - } - if (mask & TIOCM_RTS) { - if ((ret = set_rts(port, HIGH)) < 0){ - err("Urb to set RTS failed"); - return(ret); - } - } - return(0); - break; - - case TIOCMBIC: /* turns off (Clears) the lines as specified by the mask */ - dbg("%s TIOCMBIC", __FUNCTION__); - if (get_user(mask, (unsigned long __user *) arg)) - return -EFAULT; - if (mask & TIOCM_DTR){ - if ((ret = set_dtr(port, LOW)) < 0){ - err("Urb to unset DTR failed"); - return(ret); - } - } - if (mask & TIOCM_RTS) { - if ((ret = set_rts(port, LOW)) < 0){ - err("Urb to unset RTS failed"); - return(ret); - } - } - return(0); - break; - - /* - * I had originally implemented TCSET{A,S}{,F,W} and - * TCGET{A,S} here separately, however when testing I - * found that the higher layers actually do the termios - * conversions themselves and pass the call onto - * ftdi_sio_set_termios. - * - */ - case TIOCGSERIAL: /* gets serial port data */ return get_serial_info(port, (struct serial_struct __user *) arg); @@ -2516,24 +2078,9 @@ static int __init ftdi_init (void) int retval; dbg("%s", __FUNCTION__); - retval = usb_serial_register(&ftdi_SIO_device); - if (retval) - goto failed_SIO_register; - retval = usb_serial_register(&ftdi_8U232AM_device); - if (retval) - goto failed_8U232AM_register; - retval = usb_serial_register(&ftdi_FT232BM_device); - if (retval) - goto failed_FT232BM_register; - retval = usb_serial_register(&ftdi_FT2232C_device); - if (retval) - goto failed_FT2232C_register; - retval = usb_serial_register(&ftdi_USB_UIRT_device); - if (retval) - goto failed_USB_UIRT_register; - retval = usb_serial_register(&ftdi_HE_TIRA1_device); + retval = usb_serial_register(&ftdi_sio_device); if (retval) - goto failed_HE_TIRA1_register; + goto failed_sio_register; retval = usb_register(&ftdi_driver); if (retval) goto failed_usb_register; @@ -2541,18 +2088,8 @@ static int __init ftdi_init (void) info(DRIVER_VERSION ":" DRIVER_DESC); return 0; failed_usb_register: - usb_serial_deregister(&ftdi_HE_TIRA1_device); -failed_HE_TIRA1_register: - usb_serial_deregister(&ftdi_USB_UIRT_device); -failed_USB_UIRT_register: - usb_serial_deregister(&ftdi_FT2232C_device); -failed_FT2232C_register: - usb_serial_deregister(&ftdi_FT232BM_device); -failed_FT232BM_register: - usb_serial_deregister(&ftdi_8U232AM_device); -failed_8U232AM_register: - usb_serial_deregister(&ftdi_SIO_device); -failed_SIO_register: + usb_serial_deregister(&ftdi_sio_device); +failed_sio_register: return retval; } @@ -2563,12 +2100,7 @@ static void __exit ftdi_exit (void) dbg("%s", __FUNCTION__); usb_deregister (&ftdi_driver); - usb_serial_deregister (&ftdi_HE_TIRA1_device); - usb_serial_deregister (&ftdi_USB_UIRT_device); - usb_serial_deregister (&ftdi_FT2232C_device); - usb_serial_deregister (&ftdi_FT232BM_device); - usb_serial_deregister (&ftdi_8U232AM_device); - usb_serial_deregister (&ftdi_SIO_device); + usb_serial_deregister (&ftdi_sio_device); } diff --git a/drivers/usb/serial/generic.c b/drivers/usb/serial/generic.c index 99214aa3cd1..ddde5fb13f6 100644 --- a/drivers/usb/serial/generic.c +++ b/drivers/usb/serial/generic.c @@ -174,10 +174,14 @@ int usb_serial_generic_write(struct usb_serial_port *port, const unsigned char * /* only do something if we have a bulk out endpoint */ if (serial->num_bulk_out) { - if (port->write_urb->status == -EINPROGRESS) { + spin_lock(&port->lock); + if (port->write_urb_busy) { + spin_unlock(&port->lock); dbg("%s - already writing", __FUNCTION__); - return (0); + return 0; } + port->write_urb_busy = 1; + spin_unlock(&port->lock); count = (count > port->bulk_out_size) ? port->bulk_out_size : count; @@ -195,17 +199,20 @@ int usb_serial_generic_write(struct usb_serial_port *port, const unsigned char * usb_serial_generic_write_bulk_callback), port); /* send the data out the bulk port */ + port->write_urb_busy = 1; result = usb_submit_urb(port->write_urb, GFP_ATOMIC); - if (result) + if (result) { dev_err(&port->dev, "%s - failed submitting write urb, error %d\n", __FUNCTION__, result); - else + /* don't have to grab the lock here, as we will retry if != 0 */ + port->write_urb_busy = 0; + } else result = count; return result; } /* no bulk out, so return 0 bytes written */ - return (0); + return 0; } int usb_serial_generic_write_room (struct usb_serial_port *port) @@ -214,9 +221,9 @@ int usb_serial_generic_write_room (struct usb_serial_port *port) int room = 0; dbg("%s - port %d", __FUNCTION__, port->number); - + if (serial->num_bulk_out) { - if (port->write_urb->status != -EINPROGRESS) + if (port->write_urb_busy) room = port->bulk_out_size; } @@ -232,7 +239,7 @@ int usb_serial_generic_chars_in_buffer (struct usb_serial_port *port) dbg("%s - port %d", __FUNCTION__, port->number); if (serial->num_bulk_out) { - if (port->write_urb->status == -EINPROGRESS) + if (port->write_urb_busy) chars = port->write_urb->transfer_buffer_length; } @@ -291,6 +298,7 @@ void usb_serial_generic_write_bulk_callback (struct urb *urb, struct pt_regs *re dbg("%s - port %d", __FUNCTION__, port->number); + port->write_urb_busy = 0; if (urb->status) { dbg("%s - nonzero write bulk status received: %d", __FUNCTION__, urb->status); return; diff --git a/drivers/usb/serial/ipaq.c b/drivers/usb/serial/ipaq.c index 3bd69c4ef24..c05c2a2a0f3 100644 --- a/drivers/usb/serial/ipaq.c +++ b/drivers/usb/serial/ipaq.c @@ -818,11 +818,6 @@ static void ipaq_write_gather(struct usb_serial_port *port) struct ipaq_packet *pkt, *tmp; struct urb *urb = port->write_urb; - if (urb->status == -EINPROGRESS) { - /* Should never happen */ - err("%s - flushing while urb is active !", __FUNCTION__); - return; - } room = URBDATA_SIZE; list_for_each_entry_safe(pkt, tmp, &priv->queue, list) { count = min(room, (int)(pkt->len - pkt->written)); diff --git a/drivers/usb/serial/ipw.c b/drivers/usb/serial/ipw.c index 11105d74f46..85e242459c2 100644 --- a/drivers/usb/serial/ipw.c +++ b/drivers/usb/serial/ipw.c @@ -399,16 +399,21 @@ static int ipw_write(struct usb_serial_port *port, const unsigned char *buf, int dbg("%s - write request of 0 bytes", __FUNCTION__); return 0; } - - /* Racy and broken, FIXME properly! */ - if (port->write_urb->status == -EINPROGRESS) + + spin_lock(&port->lock); + if (port->write_urb_busy) { + spin_unlock(&port->lock); + dbg("%s - already writing", __FUNCTION__); return 0; + } + port->write_urb_busy = 1; + spin_unlock(&port->lock); count = min(count, port->bulk_out_size); memcpy(port->bulk_out_buffer, buf, count); dbg("%s count now:%d", __FUNCTION__, count); - + usb_fill_bulk_urb(port->write_urb, dev, usb_sndbulkpipe(dev, port->bulk_out_endpointAddress), port->write_urb->transfer_buffer, @@ -418,6 +423,7 @@ static int ipw_write(struct usb_serial_port *port, const unsigned char *buf, int ret = usb_submit_urb(port->write_urb, GFP_ATOMIC); if (ret != 0) { + port->write_urb_busy = 0; dbg("%s - usb_submit_urb(write bulk) failed with error = %d", __FUNCTION__, ret); return ret; } diff --git a/drivers/usb/serial/ir-usb.c b/drivers/usb/serial/ir-usb.c index 59f234df5f8..937b2fdd717 100644 --- a/drivers/usb/serial/ir-usb.c +++ b/drivers/usb/serial/ir-usb.c @@ -341,10 +341,14 @@ static int ir_write (struct usb_serial_port *port, const unsigned char *buf, int if (count == 0) return 0; - if (port->write_urb->status == -EINPROGRESS) { - dbg ("%s - already writing", __FUNCTION__); + spin_lock(&port->lock); + if (port->write_urb_busy) { + spin_unlock(&port->lock); + dbg("%s - already writing", __FUNCTION__); return 0; } + port->write_urb_busy = 1; + spin_unlock(&port->lock); transfer_buffer = port->write_urb->transfer_buffer; transfer_size = min(count, port->bulk_out_size - 1); @@ -374,9 +378,10 @@ static int ir_write (struct usb_serial_port *port, const unsigned char *buf, int port->write_urb->transfer_flags = URB_ZERO_PACKET; result = usb_submit_urb (port->write_urb, GFP_ATOMIC); - if (result) + if (result) { + port->write_urb_busy = 0; dev_err(&port->dev, "%s - failed submitting write urb, error %d\n", __FUNCTION__, result); - else + } else result = transfer_size; return result; @@ -387,7 +392,8 @@ static void ir_write_bulk_callback (struct urb *urb, struct pt_regs *regs) struct usb_serial_port *port = (struct usb_serial_port *)urb->context; dbg("%s - port %d", __FUNCTION__, port->number); - + + port->write_urb_busy = 0; if (urb->status) { dbg("%s - nonzero write bulk status received: %d", __FUNCTION__, urb->status); return; diff --git a/drivers/usb/serial/keyspan_pda.c b/drivers/usb/serial/keyspan_pda.c index 7fd0aa9eccf..635c384cb15 100644 --- a/drivers/usb/serial/keyspan_pda.c +++ b/drivers/usb/serial/keyspan_pda.c @@ -520,9 +520,13 @@ static int keyspan_pda_write(struct usb_serial_port *port, the TX urb is in-flight (wait until it completes) the device is full (wait until it says there is room) */ - if (port->write_urb->status == -EINPROGRESS || priv->tx_throttled ) { - return( 0 ); + spin_lock(&port->lock); + if (port->write_urb_busy || priv->tx_throttled) { + spin_unlock(&port->lock); + return 0; } + port->write_urb_busy = 1; + spin_unlock(&port->lock); /* At this point the URB is in our control, nobody else can submit it again (the only sudden transition was the one from EINPROGRESS to @@ -570,7 +574,7 @@ static int keyspan_pda_write(struct usb_serial_port *port, memcpy (port->write_urb->transfer_buffer, buf, count); /* send the data out the bulk port */ port->write_urb->transfer_buffer_length = count; - + priv->tx_room -= count; port->write_urb->dev = port->serial->dev; @@ -593,6 +597,8 @@ static int keyspan_pda_write(struct usb_serial_port *port, rc = count; exit: + if (rc < 0) + port->write_urb_busy = 0; return rc; } @@ -602,6 +608,7 @@ static void keyspan_pda_write_bulk_callback (struct urb *urb, struct pt_regs *re struct usb_serial_port *port = (struct usb_serial_port *)urb->context; struct keyspan_pda_private *priv; + port->write_urb_busy = 0; priv = usb_get_serial_port_data(port); /* queue up a wakeup at scheduler time */ @@ -626,12 +633,12 @@ static int keyspan_pda_write_room (struct usb_serial_port *port) static int keyspan_pda_chars_in_buffer (struct usb_serial_port *port) { struct keyspan_pda_private *priv; - + priv = usb_get_serial_port_data(port); - + /* when throttled, return at least WAKEUP_CHARS to tell select() (via n_tty.c:normal_poll() ) that we're not writeable. */ - if( port->write_urb->status == -EINPROGRESS || priv->tx_throttled ) + if (port->write_urb_busy || priv->tx_throttled) return 256; return 0; } diff --git a/drivers/usb/serial/omninet.c b/drivers/usb/serial/omninet.c index b5f2c06d4f3..6a99ae192df 100644 --- a/drivers/usb/serial/omninet.c +++ b/drivers/usb/serial/omninet.c @@ -254,10 +254,15 @@ static int omninet_write (struct usb_serial_port *port, const unsigned char *buf dbg("%s - write request of 0 bytes", __FUNCTION__); return (0); } - if (wport->write_urb->status == -EINPROGRESS) { + + spin_lock(&port->lock); + if (port->write_urb_busy) { + spin_unlock(&port->lock); dbg("%s - already writing", __FUNCTION__); - return (0); + return 0; } + port->write_urb_busy = 1; + spin_unlock(&port->lock); count = (count > OMNINET_BULKOUTSIZE) ? OMNINET_BULKOUTSIZE : count; @@ -275,9 +280,10 @@ static int omninet_write (struct usb_serial_port *port, const unsigned char *buf wport->write_urb->dev = serial->dev; result = usb_submit_urb(wport->write_urb, GFP_ATOMIC); - if (result) + if (result) { + port->write_urb_busy = 0; err("%s - failed submitting write urb, error %d", __FUNCTION__, result); - else + } else result = count; return result; @@ -291,7 +297,7 @@ static int omninet_write_room (struct usb_serial_port *port) int room = 0; // Default: no room - if (wport->write_urb->status != -EINPROGRESS) + if (wport->write_urb_busy) room = wport->bulk_out_size - OMNINET_HEADERLEN; // dbg("omninet_write_room returns %d", room); @@ -306,6 +312,7 @@ static void omninet_write_bulk_callback (struct urb *urb, struct pt_regs *regs) // dbg("omninet_write_bulk_callback, port %0x\n", port); + port->write_urb_busy = 0; if (urb->status) { dbg("%s - nonzero write bulk status received: %d", __FUNCTION__, urb->status); return; diff --git a/drivers/usb/serial/option.c b/drivers/usb/serial/option.c index b722175f108..e9256408757 100644 --- a/drivers/usb/serial/option.c +++ b/drivers/usb/serial/option.c @@ -12,14 +12,25 @@ History: 2005-05-19 v0.1 Initial version, based on incomplete docs - and analysis of misbehavior of the standard driver + and analysis of misbehavior with the standard driver 2005-05-20 v0.2 Extended the input buffer to avoid losing random 64-byte chunks of data 2005-05-21 v0.3 implemented chars_in_buffer() turned on low_latency simplified the code somewhat + 2005-05-24 v0.4 option_write() sometimes deadlocked under heavy load + removed some dead code + added sponsor notice + coding style clean-up + 2005-06-20 v0.4.1 add missing braces :-/ + killed end-of-line whitespace + 2005-07-15 v0.4.2 rename WLAN product to FUSION, add FUSION2 + + Work sponsored by: Sigos GmbH, Germany <info@sigos.de> + */ -#define DRIVER_VERSION "v0.3" + +#define DRIVER_VERSION "v0.4" #define DRIVER_AUTHOR "Matthias Urlichs <smurf@smurf.noris.de>" #define DRIVER_DESC "Option Card (PC-Card to) USB to Serial Driver" @@ -44,7 +55,6 @@ static int option_write_room (struct usb_serial_port *port); static void option_instat_callback(struct urb *urb, struct pt_regs *regs); - static int option_write (struct usb_serial_port *port, const unsigned char *buf, int count); @@ -60,14 +70,17 @@ static int option_tiocmset (struct usb_serial_port *port, struct file *file, static int option_send_setup (struct usb_serial_port *port); /* Vendor and product IDs */ -#define OPTION_VENDOR_ID 0x0AF0 +#define OPTION_VENDOR_ID 0x0AF0 + +#define OPTION_PRODUCT_OLD 0x5000 +#define OPTION_PRODUCT_FUSION 0x6000 +#define OPTION_PRODUCT_FUSION2 0x6300 -#define OPTION_PRODUCT_OLD 0x5000 -#define OPTION_PRODUCT_WLAN 0x6000 static struct usb_device_id option_ids[] = { { USB_DEVICE(OPTION_VENDOR_ID, OPTION_PRODUCT_OLD) }, - { USB_DEVICE(OPTION_VENDOR_ID, OPTION_PRODUCT_WLAN) }, + { USB_DEVICE(OPTION_VENDOR_ID, OPTION_PRODUCT_FUSION) }, + { USB_DEVICE(OPTION_VENDOR_ID, OPTION_PRODUCT_FUSION2) }, { } /* Terminating entry */ }; @@ -85,58 +98,62 @@ static struct usb_driver option_driver = { * recognizes separately, thus num_port=1. */ static struct usb_serial_device_type option_3port_device = { - .owner = THIS_MODULE, - .name = "Option 3-port card", - .short_name = "option", - .id_table = option_ids, - .num_interrupt_in = NUM_DONT_CARE, - .num_bulk_in = NUM_DONT_CARE, - .num_bulk_out = NUM_DONT_CARE, - .num_ports = 1, /* 3 */ - .open = option_open, - .close = option_close, - .write = option_write, - .write_room = option_write_room, - .chars_in_buffer = option_chars_in_buffer, - .throttle = option_rx_throttle, - .unthrottle = option_rx_unthrottle, - .ioctl = option_ioctl, - .set_termios = option_set_termios, - .break_ctl = option_break_ctl, - .tiocmget = option_tiocmget, - .tiocmset = option_tiocmset, - .attach = option_startup, - .shutdown = option_shutdown, - .read_int_callback = option_instat_callback, + .owner = THIS_MODULE, + .name = "Option 3G data card", + .short_name = "option", + .id_table = option_ids, + .num_interrupt_in = NUM_DONT_CARE, + .num_bulk_in = NUM_DONT_CARE, + .num_bulk_out = NUM_DONT_CARE, + .num_ports = 1, /* 3, but the card reports its ports separately */ + .open = option_open, + .close = option_close, + .write = option_write, + .write_room = option_write_room, + .chars_in_buffer = option_chars_in_buffer, + .throttle = option_rx_throttle, + .unthrottle = option_rx_unthrottle, + .ioctl = option_ioctl, + .set_termios = option_set_termios, + .break_ctl = option_break_ctl, + .tiocmget = option_tiocmget, + .tiocmset = option_tiocmset, + .attach = option_startup, + .shutdown = option_shutdown, + .read_int_callback = option_instat_callback, }; +#ifdef CONFIG_USB_DEBUG static int debug; +#else +#define debug 0 +#endif + /* per port private data */ -#define N_IN_URB 4 -#define N_OUT_URB 1 -#define IN_BUFLEN 1024 -#define OUT_BUFLEN 1024 +#define N_IN_URB 4 +#define N_OUT_URB 1 +#define IN_BUFLEN 1024 +#define OUT_BUFLEN 128 struct option_port_private { /* Input endpoints and buffer for this port */ - struct urb *in_urbs[N_IN_URB]; - char in_buffer[N_IN_URB][IN_BUFLEN]; + struct urb *in_urbs[N_IN_URB]; + char in_buffer[N_IN_URB][IN_BUFLEN]; /* Output endpoints and buffer for this port */ - struct urb *out_urbs[N_OUT_URB]; - char out_buffer[N_OUT_URB][OUT_BUFLEN]; + struct urb *out_urbs[N_OUT_URB]; + char out_buffer[N_OUT_URB][OUT_BUFLEN]; /* Settings for the port */ - int rts_state; /* Handshaking pins (outputs) */ - int dtr_state; - int cts_state; /* Handshaking pins (inputs) */ - int dsr_state; - int dcd_state; - int ri_state; - // int break_on; - - unsigned long tx_start_time[N_OUT_URB]; + int rts_state; /* Handshaking pins (outputs) */ + int dtr_state; + int cts_state; /* Handshaking pins (inputs) */ + int dsr_state; + int dcd_state; + int ri_state; + + unsigned long tx_start_time[N_OUT_URB]; }; @@ -190,13 +207,13 @@ static void option_break_ctl (struct usb_serial_port *port, int break_state) { /* Unfortunately, I don't know how to send a break */ - dbg("%s", __FUNCTION__); + dbg("%s", __FUNCTION__); } static void option_set_termios (struct usb_serial_port *port, - struct termios *old_termios) + struct termios *old_termios) { dbg("%s", __FUNCTION__); @@ -204,10 +221,10 @@ option_set_termios (struct usb_serial_port *port, } static int -option_tiocmget(struct usb_serial_port *port, struct file *file) +option_tiocmget (struct usb_serial_port *port, struct file *file) { - unsigned int value; - struct option_port_private *portdata; + unsigned int value; + struct option_port_private *portdata; portdata = usb_get_serial_port_data(port); @@ -225,7 +242,7 @@ static int option_tiocmset (struct usb_serial_port *port, struct file *file, unsigned int set, unsigned int clear) { - struct option_port_private *portdata; + struct option_port_private *portdata; portdata = usb_get_serial_port_data(port); @@ -250,71 +267,50 @@ option_ioctl (struct usb_serial_port *port, struct file *file, /* Write */ static int -option_write(struct usb_serial_port *port, - const unsigned char *buf, int count) +option_write (struct usb_serial_port *port, + const unsigned char *buf, int count) { - struct option_port_private *portdata; - int i; - int left, todo; - struct urb *this_urb = NULL; /* spurious */ - int err; + struct option_port_private *portdata; + int i; + int left, todo; + struct urb *this_urb = NULL; /* spurious */ + int err; portdata = usb_get_serial_port_data(port); dbg("%s: write (%d chars)", __FUNCTION__, count); -#if 0 - spin_lock(&port->lock); - if (port->write_urb_busy) { - spin_unlock(&port->lock); - dbg("%s: already writing", __FUNCTION__); - return 0; - } - port->write_urb_busy = 1; - spin_unlock(&port->lock); -#endif - i = 0; left = count; - while (left>0) { + for (i=0; left > 0 && i < N_OUT_URB; i++) { todo = left; if (todo > OUT_BUFLEN) todo = OUT_BUFLEN; - for (;i < N_OUT_URB; i++) { - /* Check we have a valid urb/endpoint before we use it... */ - this_urb = portdata->out_urbs[i]; - if (this_urb->status != -EINPROGRESS) - break; + this_urb = portdata->out_urbs[i]; + if (this_urb->status == -EINPROGRESS) { if (this_urb->transfer_flags & URB_ASYNC_UNLINK) continue; if (time_before(jiffies, portdata->tx_start_time[i] + 10 * HZ)) continue; this_urb->transfer_flags |= URB_ASYNC_UNLINK; usb_unlink_urb(this_urb); + continue; } - - if (i == N_OUT_URB) { - /* no bulk out free! */ - dbg("%s: no output urb -- left %d", __FUNCTION__,count-left); -#if 0 - port->write_urb_busy = 0; -#endif - return count-left; - } + if (this_urb->status != 0) + dbg("usb_write %p failed (err=%d)", this_urb, this_urb->status); dbg("%s: endpoint %d buf %d", __FUNCTION__, usb_pipeendpoint(this_urb->pipe), i); + /* send the data */ memcpy (this_urb->transfer_buffer, buf, todo); - - /* send the data out the bulk port */ this_urb->transfer_buffer_length = todo; this_urb->transfer_flags &= ~URB_ASYNC_UNLINK; this_urb->dev = port->serial->dev; err = usb_submit_urb(this_urb, GFP_ATOMIC); if (err) { - dbg("usb_submit_urb %p (write bulk) failed (%d,, has %d)", this_urb, err, this_urb->status); + dbg("usb_submit_urb %p (write bulk) failed (%d, has %d)", this_urb, err, this_urb->status); continue; } portdata->tx_start_time[i] = jiffies; @@ -323,9 +319,6 @@ option_write(struct usb_serial_port *port, } count -= left; -#if 0 - port->write_urb_busy = 0; -#endif dbg("%s: wrote (did %d)", __FUNCTION__, count); return count; } @@ -333,7 +326,7 @@ option_write(struct usb_serial_port *port, static void option_indat_callback (struct urb *urb, struct pt_regs *regs) { - int i, err; + int i, err; int endpoint; struct usb_serial_port *port; struct tty_struct *tty; @@ -444,10 +437,11 @@ option_write_room (struct usb_serial_port *port) portdata = usb_get_serial_port_data(port); - for (i=0; i < N_OUT_URB; i++) + for (i=0; i < N_OUT_URB; i++) { this_urb = portdata->out_urbs[i]; if (this_urb && this_urb->status != -EINPROGRESS) data_len += OUT_BUFLEN; + } dbg("%s: %d", __FUNCTION__, data_len); return data_len; @@ -464,11 +458,11 @@ option_chars_in_buffer (struct usb_serial_port *port) portdata = usb_get_serial_port_data(port); - for (i=0; i < N_OUT_URB; i++) + for (i=0; i < N_OUT_URB; i++) { this_urb = portdata->out_urbs[i]; if (this_urb && this_urb->status == -EINPROGRESS) data_len += this_urb->transfer_buffer_length; - + } dbg("%s: %d", __FUNCTION__, data_len); return data_len; } @@ -477,10 +471,10 @@ option_chars_in_buffer (struct usb_serial_port *port) static int option_open (struct usb_serial_port *port, struct file *filp) { - struct option_port_private *portdata; - struct usb_serial *serial = port->serial; - int i, err; - struct urb *urb; + struct option_port_private *portdata; + struct usb_serial *serial = port->serial; + int i, err; + struct urb *urb; portdata = usb_get_serial_port_data(port); @@ -528,7 +522,7 @@ option_open (struct usb_serial_port *port, struct file *filp) } static inline void -stop_urb(struct urb *urb) +stop_urb (struct urb *urb) { if (urb && urb->status == -EINPROGRESS) { urb->transfer_flags &= ~URB_ASYNC_UNLINK; @@ -537,11 +531,11 @@ stop_urb(struct urb *urb) } static void -option_close(struct usb_serial_port *port, struct file *filp) +option_close (struct usb_serial_port *port, struct file *filp) { - int i; - struct usb_serial *serial = port->serial; - struct option_port_private *portdata; + int i; + struct usb_serial *serial = port->serial; + struct option_port_private *portdata; dbg("%s", __FUNCTION__); portdata = usb_get_serial_port_data(port); @@ -589,11 +583,11 @@ option_setup_urb (struct usb_serial *serial, int endpoint, /* Setup urbs */ static void -option_setup_urbs(struct usb_serial *serial) +option_setup_urbs (struct usb_serial *serial) { - int j; - struct usb_serial_port *port; - struct option_port_private *portdata; + int j; + struct usb_serial_port *port; + struct option_port_private *portdata; dbg("%s", __FUNCTION__); @@ -617,7 +611,7 @@ option_setup_urbs(struct usb_serial *serial) static int -option_send_setup(struct usb_serial_port *port) +option_send_setup (struct usb_serial_port *port) { struct usb_serial *serial = port->serial; struct option_port_private *portdata; @@ -644,9 +638,9 @@ option_send_setup(struct usb_serial_port *port) static int option_startup (struct usb_serial *serial) { - int i, err; - struct usb_serial_port *port; - struct option_port_private *portdata; + int i, err; + struct usb_serial_port *port; + struct option_port_private *portdata; dbg("%s", __FUNCTION__); @@ -677,9 +671,9 @@ option_startup (struct usb_serial *serial) static void option_shutdown (struct usb_serial *serial) { - int i, j; - struct usb_serial_port *port; - struct option_port_private *portdata; + int i, j; + struct usb_serial_port *port; + struct option_port_private *portdata; dbg("%s", __FUNCTION__); @@ -724,6 +718,8 @@ MODULE_DESCRIPTION(DRIVER_DESC); MODULE_VERSION(DRIVER_VERSION); MODULE_LICENSE("GPL"); +#ifdef CONFIG_USB_DEBUG module_param(debug, bool, S_IRUGO | S_IWUSR); MODULE_PARM_DESC(debug, "Debug messages"); +#endif diff --git a/drivers/usb/serial/safe_serial.c b/drivers/usb/serial/safe_serial.c index 0e85ed6c6c1..96a17568cbf 100644 --- a/drivers/usb/serial/safe_serial.c +++ b/drivers/usb/serial/safe_serial.c @@ -299,10 +299,14 @@ static int safe_write (struct usb_serial_port *port, const unsigned char *buf, i dbg ("%s - write request of 0 bytes", __FUNCTION__); return (0); } - if (port->write_urb->status == -EINPROGRESS) { - dbg ("%s - already writing", __FUNCTION__); - return (0); + spin_lock(&port->lock); + if (port->write_urb_busy) { + spin_unlock(&port->lock); + dbg("%s - already writing", __FUNCTION__); + return 0; } + port->write_urb_busy = 1; + spin_unlock(&port->lock); packet_length = port->bulk_out_size; // get max packetsize @@ -354,6 +358,7 @@ static int safe_write (struct usb_serial_port *port, const unsigned char *buf, i #endif port->write_urb->dev = port->serial->dev; if ((result = usb_submit_urb (port->write_urb, GFP_KERNEL))) { + port->write_urb_busy = 0; err ("%s - failed submitting write urb, error %d", __FUNCTION__, result); return 0; } @@ -368,7 +373,7 @@ static int safe_write_room (struct usb_serial_port *port) dbg ("%s", __FUNCTION__); - if (port->write_urb->status != -EINPROGRESS) + if (port->write_urb_busy) room = port->bulk_out_size - (safe ? 2 : 0); if (room) { diff --git a/drivers/usb/serial/usb-serial.c b/drivers/usb/serial/usb-serial.c index 5da76dd8fb2..0267b26dde1 100644 --- a/drivers/usb/serial/usb-serial.c +++ b/drivers/usb/serial/usb-serial.c @@ -1047,6 +1047,7 @@ int usb_serial_probe(struct usb_interface *interface, memset(port, 0x00, sizeof(struct usb_serial_port)); port->number = i + serial->minor; port->serial = serial; + spin_lock_init(&port->lock); INIT_WORK(&port->work, usb_serial_port_softint, port); serial->port[i] = port; } diff --git a/drivers/usb/serial/usb-serial.h b/drivers/usb/serial/usb-serial.h index d1f0c4057fa..57f92f054c7 100644 --- a/drivers/usb/serial/usb-serial.h +++ b/drivers/usb/serial/usb-serial.h @@ -69,6 +69,7 @@ * usb_serial_port: structure for the specific ports of a device. * @serial: pointer back to the struct usb_serial owner of this port. * @tty: pointer to the corresponding tty for this port. + * @lock: spinlock to grab when updating portions of this structure. * @number: the number of the port (the minor number). * @interrupt_in_buffer: pointer to the interrupt in buffer for this port. * @interrupt_in_urb: pointer to the interrupt in struct urb for this port. @@ -98,6 +99,7 @@ struct usb_serial_port { struct usb_serial * serial; struct tty_struct * tty; + spinlock_t lock; unsigned char number; unsigned char * interrupt_in_buffer; @@ -117,6 +119,7 @@ struct usb_serial_port { unsigned char * bulk_out_buffer; int bulk_out_size; struct urb * write_urb; + int write_urb_busy; __u8 bulk_out_endpointAddress; wait_queue_head_t write_wait; |