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path: root/drivers/usb/serial/io_edgeport.c
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Diffstat (limited to 'drivers/usb/serial/io_edgeport.c')
-rw-r--r--drivers/usb/serial/io_edgeport.c425
1 files changed, 331 insertions, 94 deletions
diff --git a/drivers/usb/serial/io_edgeport.c b/drivers/usb/serial/io_edgeport.c
index d06547a..6a26a2e 100644
--- a/drivers/usb/serial/io_edgeport.c
+++ b/drivers/usb/serial/io_edgeport.c
@@ -146,6 +146,8 @@ struct edgeport_serial {
struct edge_manuf_descriptor manuf_descriptor; /* the manufacturer descriptor */
struct edge_boot_descriptor boot_descriptor; /* the boot firmware descriptor */
struct edgeport_product_info product_info; /* Product Info */
+ struct edge_compatibility_descriptor epic_descriptor; /* Edgeport compatible descriptor */
+ int is_epic; /* flag if EPiC device or not */
__u8 interrupt_in_endpoint; /* the interrupt endpoint handle */
unsigned char * interrupt_in_buffer; /* the buffer we use for the interrupt endpoint */
@@ -229,7 +231,7 @@ static int edge_write_room (struct usb_serial_port *port);
static int edge_chars_in_buffer (struct usb_serial_port *port);
static void edge_throttle (struct usb_serial_port *port);
static void edge_unthrottle (struct usb_serial_port *port);
-static void edge_set_termios (struct usb_serial_port *port, struct termios *old_termios);
+static void edge_set_termios (struct usb_serial_port *port, struct ktermios *old_termios);
static int edge_ioctl (struct usb_serial_port *port, struct file *file, unsigned int cmd, unsigned long arg);
static void edge_break (struct usb_serial_port *port, int break_state);
static int edge_tiocmget (struct usb_serial_port *port, struct file *file);
@@ -240,14 +242,6 @@ static void edge_shutdown (struct usb_serial *serial);
#include "io_tables.h" /* all of the devices that this driver supports */
-static struct usb_driver io_driver = {
- .name = "io_edgeport",
- .probe = usb_serial_probe,
- .disconnect = usb_serial_disconnect,
- .id_table = id_table_combined,
- .no_dynamic_id = 1,
-};
-
/* function prototypes for all of our local functions */
static void process_rcvd_data (struct edgeport_serial *edge_serial, unsigned char *buffer, __u16 bufferLength);
static void process_rcvd_status (struct edgeport_serial *edge_serial, __u8 byte2, __u8 byte3);
@@ -257,7 +251,7 @@ static void handle_new_lsr (struct edgeport_port *edge_port, __u8 lsrData, __u8
static int send_iosp_ext_cmd (struct edgeport_port *edge_port, __u8 command, __u8 param);
static int calc_baud_rate_divisor (int baud_rate, int *divisor);
static int send_cmd_write_baud_rate (struct edgeport_port *edge_port, int baudRate);
-static void change_port_settings (struct edgeport_port *edge_port, struct termios *old_termios);
+static void change_port_settings (struct edgeport_port *edge_port, struct ktermios *old_termios);
static int send_cmd_write_uart_register (struct edgeport_port *edge_port, __u8 regNum, __u8 regValue);
static int write_cmd_usb (struct edgeport_port *edge_port, unsigned char *buffer, int writeLength);
static void send_more_port_data (struct edgeport_serial *edge_serial, struct edgeport_port *edge_port);
@@ -397,6 +391,7 @@ static int get_string (struct usb_device *dev, int Id, char *string, int buflen)
unicode_to_ascii(string, buflen, pStringDesc->wData, pStringDesc->bLength/2);
kfree(pStringDesc);
+ dbg("%s - USB String %s", __FUNCTION__, string);
return strlen(string);
}
@@ -434,6 +429,34 @@ static int get_string_desc (struct usb_device *dev, int Id, struct usb_string_de
}
#endif
+static void dump_product_info(struct edgeport_product_info *product_info)
+{
+ // Dump Product Info structure
+ dbg("**Product Information:");
+ dbg(" ProductId %x", product_info->ProductId );
+ dbg(" NumPorts %d", product_info->NumPorts );
+ dbg(" ProdInfoVer %d", product_info->ProdInfoVer );
+ dbg(" IsServer %d", product_info->IsServer);
+ dbg(" IsRS232 %d", product_info->IsRS232 );
+ dbg(" IsRS422 %d", product_info->IsRS422 );
+ dbg(" IsRS485 %d", product_info->IsRS485 );
+ dbg(" RomSize %d", product_info->RomSize );
+ dbg(" RamSize %d", product_info->RamSize );
+ dbg(" CpuRev %x", product_info->CpuRev );
+ dbg(" BoardRev %x", product_info->BoardRev);
+ dbg(" BootMajorVersion %d.%d.%d", product_info->BootMajorVersion,
+ product_info->BootMinorVersion,
+ le16_to_cpu(product_info->BootBuildNumber));
+ dbg(" FirmwareMajorVersion %d.%d.%d", product_info->FirmwareMajorVersion,
+ product_info->FirmwareMinorVersion,
+ le16_to_cpu(product_info->FirmwareBuildNumber));
+ dbg(" ManufactureDescDate %d/%d/%d", product_info->ManufactureDescDate[0],
+ product_info->ManufactureDescDate[1],
+ product_info->ManufactureDescDate[2]+1900);
+ dbg(" iDownloadFile 0x%x", product_info->iDownloadFile);
+ dbg(" EpicVer %d", product_info->EpicVer);
+}
+
static void get_product_info(struct edgeport_serial *edge_serial)
{
struct edgeport_product_info *product_info = &edge_serial->product_info;
@@ -495,30 +518,60 @@ static void get_product_info(struct edgeport_serial *edge_serial)
break;
}
- // Dump Product Info structure
- dbg("**Product Information:");
- dbg(" ProductId %x", product_info->ProductId );
- dbg(" NumPorts %d", product_info->NumPorts );
- dbg(" ProdInfoVer %d", product_info->ProdInfoVer );
- dbg(" IsServer %d", product_info->IsServer);
- dbg(" IsRS232 %d", product_info->IsRS232 );
- dbg(" IsRS422 %d", product_info->IsRS422 );
- dbg(" IsRS485 %d", product_info->IsRS485 );
- dbg(" RomSize %d", product_info->RomSize );
- dbg(" RamSize %d", product_info->RamSize );
- dbg(" CpuRev %x", product_info->CpuRev );
- dbg(" BoardRev %x", product_info->BoardRev);
- dbg(" BootMajorVersion %d.%d.%d", product_info->BootMajorVersion,
- product_info->BootMinorVersion,
- le16_to_cpu(product_info->BootBuildNumber));
- dbg(" FirmwareMajorVersion %d.%d.%d", product_info->FirmwareMajorVersion,
- product_info->FirmwareMinorVersion,
- le16_to_cpu(product_info->FirmwareBuildNumber));
- dbg(" ManufactureDescDate %d/%d/%d", product_info->ManufactureDescDate[0],
- product_info->ManufactureDescDate[1],
- product_info->ManufactureDescDate[2]+1900);
- dbg(" iDownloadFile 0x%x", product_info->iDownloadFile);
+ dump_product_info(product_info);
+}
+static int get_epic_descriptor(struct edgeport_serial *ep)
+{
+ int result;
+ struct usb_serial *serial = ep->serial;
+ struct edgeport_product_info *product_info = &ep->product_info;
+ struct edge_compatibility_descriptor *epic = &ep->epic_descriptor;
+ struct edge_compatibility_bits *bits;
+
+ ep->is_epic = 0;
+ result = usb_control_msg(serial->dev, usb_rcvctrlpipe(serial->dev, 0),
+ USB_REQUEST_ION_GET_EPIC_DESC,
+ 0xC0, 0x00, 0x00,
+ &ep->epic_descriptor,
+ sizeof(struct edge_compatibility_descriptor),
+ 300);
+
+ dbg("%s result = %d", __FUNCTION__, result);
+
+ if (result > 0) {
+ ep->is_epic = 1;
+ memset(product_info, 0, sizeof(struct edgeport_product_info));
+
+ product_info->NumPorts = epic->NumPorts;
+ product_info->ProdInfoVer = 0;
+ product_info->FirmwareMajorVersion = epic->MajorVersion;
+ product_info->FirmwareMinorVersion = epic->MinorVersion;
+ product_info->FirmwareBuildNumber = epic->BuildNumber;
+ product_info->iDownloadFile = epic->iDownloadFile;
+ product_info->EpicVer = epic->EpicVer;
+ product_info->Epic = epic->Supports;
+ product_info->ProductId = ION_DEVICE_ID_EDGEPORT_COMPATIBLE;
+ dump_product_info(product_info);
+
+ bits = &ep->epic_descriptor.Supports;
+ dbg("**EPIC descriptor:");
+ dbg(" VendEnableSuspend: %s", bits->VendEnableSuspend ? "TRUE": "FALSE");
+ dbg(" IOSPOpen : %s", bits->IOSPOpen ? "TRUE": "FALSE" );
+ dbg(" IOSPClose : %s", bits->IOSPClose ? "TRUE": "FALSE" );
+ dbg(" IOSPChase : %s", bits->IOSPChase ? "TRUE": "FALSE" );
+ dbg(" IOSPSetRxFlow : %s", bits->IOSPSetRxFlow ? "TRUE": "FALSE" );
+ dbg(" IOSPSetTxFlow : %s", bits->IOSPSetTxFlow ? "TRUE": "FALSE" );
+ dbg(" IOSPSetXChar : %s", bits->IOSPSetXChar ? "TRUE": "FALSE" );
+ dbg(" IOSPRxCheck : %s", bits->IOSPRxCheck ? "TRUE": "FALSE" );
+ dbg(" IOSPSetClrBreak : %s", bits->IOSPSetClrBreak ? "TRUE": "FALSE" );
+ dbg(" IOSPWriteMCR : %s", bits->IOSPWriteMCR ? "TRUE": "FALSE" );
+ dbg(" IOSPWriteLCR : %s", bits->IOSPWriteLCR ? "TRUE": "FALSE" );
+ dbg(" IOSPSetBaudRate : %s", bits->IOSPSetBaudRate ? "TRUE": "FALSE" );
+ dbg(" TrueEdgeport : %s", bits->TrueEdgeport ? "TRUE": "FALSE" );
+ }
+
+ return result;
}
@@ -1017,21 +1070,29 @@ static void edge_close (struct usb_serial_port *port, struct file * filp)
edge_port->closePending = TRUE;
- /* flush and chase */
- edge_port->chaseResponsePending = TRUE;
-
- dbg("%s - Sending IOSP_CMD_CHASE_PORT", __FUNCTION__);
- status = send_iosp_ext_cmd (edge_port, IOSP_CMD_CHASE_PORT, 0);
- if (status == 0) {
- // block until chase finished
- block_until_chase_response(edge_port);
- } else {
- edge_port->chaseResponsePending = FALSE;
+ if ((!edge_serial->is_epic) ||
+ ((edge_serial->is_epic) &&
+ (edge_serial->epic_descriptor.Supports.IOSPChase))) {
+ /* flush and chase */
+ edge_port->chaseResponsePending = TRUE;
+
+ dbg("%s - Sending IOSP_CMD_CHASE_PORT", __FUNCTION__);
+ status = send_iosp_ext_cmd (edge_port, IOSP_CMD_CHASE_PORT, 0);
+ if (status == 0) {
+ // block until chase finished
+ block_until_chase_response(edge_port);
+ } else {
+ edge_port->chaseResponsePending = FALSE;
+ }
}
- /* close the port */
- dbg("%s - Sending IOSP_CMD_CLOSE_PORT", __FUNCTION__);
- send_iosp_ext_cmd (edge_port, IOSP_CMD_CLOSE_PORT, 0);
+ if ((!edge_serial->is_epic) ||
+ ((edge_serial->is_epic) &&
+ (edge_serial->epic_descriptor.Supports.IOSPClose))) {
+ /* close the port */
+ dbg("%s - Sending IOSP_CMD_CLOSE_PORT", __FUNCTION__);
+ send_iosp_ext_cmd (edge_port, IOSP_CMD_CLOSE_PORT, 0);
+ }
//port->close = TRUE;
edge_port->closePending = FALSE;
@@ -1431,7 +1492,7 @@ static void edge_unthrottle (struct usb_serial_port *port)
* SerialSetTermios
* this function is called by the tty driver when it wants to change the termios structure
*****************************************************************************/
-static void edge_set_termios (struct usb_serial_port *port, struct termios *old_termios)
+static void edge_set_termios (struct usb_serial_port *port, struct ktermios *old_termios)
{
struct edgeport_port *edge_port = usb_get_serial_port_data(port);
struct tty_struct *tty = port->tty;
@@ -1694,29 +1755,38 @@ static int edge_ioctl (struct usb_serial_port *port, struct file *file, unsigned
static void edge_break (struct usb_serial_port *port, int break_state)
{
struct edgeport_port *edge_port = usb_get_serial_port_data(port);
+ struct edgeport_serial *edge_serial = usb_get_serial_data(port->serial);
int status;
- /* flush and chase */
- edge_port->chaseResponsePending = TRUE;
-
- dbg("%s - Sending IOSP_CMD_CHASE_PORT", __FUNCTION__);
- status = send_iosp_ext_cmd (edge_port, IOSP_CMD_CHASE_PORT, 0);
- if (status == 0) {
- // block until chase finished
- block_until_chase_response(edge_port);
- } else {
- edge_port->chaseResponsePending = FALSE;
+ if ((!edge_serial->is_epic) ||
+ ((edge_serial->is_epic) &&
+ (edge_serial->epic_descriptor.Supports.IOSPChase))) {
+ /* flush and chase */
+ edge_port->chaseResponsePending = TRUE;
+
+ dbg("%s - Sending IOSP_CMD_CHASE_PORT", __FUNCTION__);
+ status = send_iosp_ext_cmd (edge_port, IOSP_CMD_CHASE_PORT, 0);
+ if (status == 0) {
+ // block until chase finished
+ block_until_chase_response(edge_port);
+ } else {
+ edge_port->chaseResponsePending = FALSE;
+ }
}
- if (break_state == -1) {
- dbg("%s - Sending IOSP_CMD_SET_BREAK", __FUNCTION__);
- status = send_iosp_ext_cmd (edge_port, IOSP_CMD_SET_BREAK, 0);
- } else {
- dbg("%s - Sending IOSP_CMD_CLEAR_BREAK", __FUNCTION__);
- status = send_iosp_ext_cmd (edge_port, IOSP_CMD_CLEAR_BREAK, 0);
- }
- if (status) {
- dbg("%s - error sending break set/clear command.", __FUNCTION__);
+ if ((!edge_serial->is_epic) ||
+ ((edge_serial->is_epic) &&
+ (edge_serial->epic_descriptor.Supports.IOSPSetClrBreak))) {
+ if (break_state == -1) {
+ dbg("%s - Sending IOSP_CMD_SET_BREAK", __FUNCTION__);
+ status = send_iosp_ext_cmd (edge_port, IOSP_CMD_SET_BREAK, 0);
+ } else {
+ dbg("%s - Sending IOSP_CMD_CLEAR_BREAK", __FUNCTION__);
+ status = send_iosp_ext_cmd (edge_port, IOSP_CMD_CLEAR_BREAK, 0);
+ }
+ if (status) {
+ dbg("%s - error sending break set/clear command.", __FUNCTION__);
+ }
}
return;
@@ -2288,6 +2358,7 @@ static int write_cmd_usb (struct edgeport_port *edge_port, unsigned char *buffer
*****************************************************************************/
static int send_cmd_write_baud_rate (struct edgeport_port *edge_port, int baudRate)
{
+ struct edgeport_serial *edge_serial = usb_get_serial_data(edge_port->port->serial);
unsigned char *cmdBuffer;
unsigned char *currCmd;
int cmdLen = 0;
@@ -2295,6 +2366,14 @@ static int send_cmd_write_baud_rate (struct edgeport_port *edge_port, int baudRa
int status;
unsigned char number = edge_port->port->number - edge_port->port->serial->minor;
+ if ((!edge_serial->is_epic) ||
+ ((edge_serial->is_epic) &&
+ (!edge_serial->epic_descriptor.Supports.IOSPSetBaudRate))) {
+ dbg("SendCmdWriteBaudRate - NOT Setting baud rate for port = %d, baud = %d",
+ edge_port->port->number, baudRate);
+ return 0;
+ }
+
dbg("%s - port = %d, baud = %d", __FUNCTION__, edge_port->port->number, baudRate);
status = calc_baud_rate_divisor (baudRate, &divisor);
@@ -2374,6 +2453,7 @@ static int calc_baud_rate_divisor (int baudrate, int *divisor)
*****************************************************************************/
static int send_cmd_write_uart_register (struct edgeport_port *edge_port, __u8 regNum, __u8 regValue)
{
+ struct edgeport_serial *edge_serial = usb_get_serial_data(edge_port->port->serial);
unsigned char *cmdBuffer;
unsigned char *currCmd;
unsigned long cmdLen = 0;
@@ -2381,6 +2461,22 @@ static int send_cmd_write_uart_register (struct edgeport_port *edge_port, __u8 r
dbg("%s - write to %s register 0x%02x", (regNum == MCR) ? "MCR" : "LCR", __FUNCTION__, regValue);
+ if ((!edge_serial->is_epic) ||
+ ((edge_serial->is_epic) &&
+ (!edge_serial->epic_descriptor.Supports.IOSPWriteMCR) &&
+ (regNum == MCR))) {
+ dbg("SendCmdWriteUartReg - Not writting to MCR Register");
+ return 0;
+ }
+
+ if ((!edge_serial->is_epic) ||
+ ((edge_serial->is_epic) &&
+ (!edge_serial->epic_descriptor.Supports.IOSPWriteLCR) &&
+ (regNum == LCR))) {
+ dbg ("SendCmdWriteUartReg - Not writting to LCR Register");
+ return 0;
+ }
+
// Alloc memory for the string of commands.
cmdBuffer = kmalloc (0x10, GFP_ATOMIC);
if (cmdBuffer == NULL ) {
@@ -2412,8 +2508,9 @@ static int send_cmd_write_uart_register (struct edgeport_port *edge_port, __u8 r
#ifndef CMSPAR
#define CMSPAR 0
#endif
-static void change_port_settings (struct edgeport_port *edge_port, struct termios *old_termios)
+static void change_port_settings (struct edgeport_port *edge_port, struct ktermios *old_termios)
{
+ struct edgeport_serial *edge_serial = usb_get_serial_data(edge_port->port->serial);
struct tty_struct *tty;
int baud;
unsigned cflag;
@@ -2494,8 +2591,12 @@ static void change_port_settings (struct edgeport_port *edge_port, struct termio
unsigned char stop_char = STOP_CHAR(tty);
unsigned char start_char = START_CHAR(tty);
- send_iosp_ext_cmd (edge_port, IOSP_CMD_SET_XON_CHAR, start_char);
- send_iosp_ext_cmd (edge_port, IOSP_CMD_SET_XOFF_CHAR, stop_char);
+ if ((!edge_serial->is_epic) ||
+ ((edge_serial->is_epic) &&
+ (edge_serial->epic_descriptor.Supports.IOSPSetXChar))) {
+ send_iosp_ext_cmd(edge_port, IOSP_CMD_SET_XON_CHAR, start_char);
+ send_iosp_ext_cmd(edge_port, IOSP_CMD_SET_XOFF_CHAR, stop_char);
+ }
/* if we are implementing INBOUND XON/XOFF */
if (I_IXOFF(tty)) {
@@ -2515,8 +2616,14 @@ static void change_port_settings (struct edgeport_port *edge_port, struct termio
}
/* Set flow control to the configured value */
- send_iosp_ext_cmd (edge_port, IOSP_CMD_SET_RX_FLOW, rxFlow);
- send_iosp_ext_cmd (edge_port, IOSP_CMD_SET_TX_FLOW, txFlow);
+ if ((!edge_serial->is_epic) ||
+ ((edge_serial->is_epic) &&
+ (edge_serial->epic_descriptor.Supports.IOSPSetRxFlow)))
+ send_iosp_ext_cmd(edge_port, IOSP_CMD_SET_RX_FLOW, rxFlow);
+ if ((!edge_serial->is_epic) ||
+ ((edge_serial->is_epic) &&
+ (edge_serial->epic_descriptor.Supports.IOSPSetTxFlow)))
+ send_iosp_ext_cmd(edge_port, IOSP_CMD_SET_TX_FLOW, txFlow);
edge_port->shadowLCR &= ~(LCR_BITS_MASK | LCR_STOP_MASK | LCR_PAR_MASK);
@@ -2728,6 +2835,13 @@ static int edge_startup (struct usb_serial *serial)
struct edgeport_port *edge_port;
struct usb_device *dev;
int i, j;
+ int response;
+ int interrupt_in_found;
+ int bulk_in_found;
+ int bulk_out_found;
+ static __u32 descriptor[3] = { EDGE_COMPATIBILITY_MASK0,
+ EDGE_COMPATIBILITY_MASK1,
+ EDGE_COMPATIBILITY_MASK2 };
dev = serial->dev;
@@ -2750,38 +2864,50 @@ static int edge_startup (struct usb_serial *serial)
dev_info(&serial->dev->dev, "%s detected\n", edge_serial->name);
- /* get the manufacturing descriptor for this device */
- get_manufacturing_desc (edge_serial);
+ /* Read the epic descriptor */
+ if (get_epic_descriptor(edge_serial) <= 0) {
+ /* memcpy descriptor to Supports structures */
+ memcpy(&edge_serial->epic_descriptor.Supports, descriptor,
+ sizeof(struct edge_compatibility_bits));
+
+ /* get the manufacturing descriptor for this device */
+ get_manufacturing_desc (edge_serial);
- /* get the boot descriptor */
- get_boot_desc (edge_serial);
+ /* get the boot descriptor */
+ get_boot_desc (edge_serial);
- get_product_info(edge_serial);
+ get_product_info(edge_serial);
+ }
/* set the number of ports from the manufacturing description */
/* serial->num_ports = serial->product_info.NumPorts; */
- if (edge_serial->product_info.NumPorts != serial->num_ports) {
- warn("%s - Device Reported %d serial ports vs core "
- "thinking we have %d ports, email greg@kroah.com this info.",
- __FUNCTION__, edge_serial->product_info.NumPorts,
- serial->num_ports);
+ if ((!edge_serial->is_epic) &&
+ (edge_serial->product_info.NumPorts != serial->num_ports)) {
+ dev_warn(&serial->dev->dev, "Device Reported %d serial ports "
+ "vs. core thinking we have %d ports, email "
+ "greg@kroah.com this information.",
+ edge_serial->product_info.NumPorts,
+ serial->num_ports);
}
dbg("%s - time 1 %ld", __FUNCTION__, jiffies);
- /* now load the application firmware into this device */
- load_application_firmware (edge_serial);
+ /* If not an EPiC device */
+ if (!edge_serial->is_epic) {
+ /* now load the application firmware into this device */
+ load_application_firmware (edge_serial);
- dbg("%s - time 2 %ld", __FUNCTION__, jiffies);
+ dbg("%s - time 2 %ld", __FUNCTION__, jiffies);
- /* Check current Edgeport EEPROM and update if necessary */
- update_edgeport_E2PROM (edge_serial);
-
- dbg("%s - time 3 %ld", __FUNCTION__, jiffies);
+ /* Check current Edgeport EEPROM and update if necessary */
+ update_edgeport_E2PROM (edge_serial);
- /* set the configuration to use #1 */
-// dbg("set_configuration 1");
-// usb_set_configuration (dev, 1);
+ dbg("%s - time 3 %ld", __FUNCTION__, jiffies);
+
+ /* set the configuration to use #1 */
+// dbg("set_configuration 1");
+// usb_set_configuration (dev, 1);
+ }
/* we set up the pointers to the endpoints in the edge_open function,
* as the structures aren't created yet. */
@@ -2804,8 +2930,101 @@ static int edge_startup (struct usb_serial *serial)
edge_port->port = serial->port[i];
usb_set_serial_port_data(serial->port[i], edge_port);
}
-
- return 0;
+
+ response = 0;
+
+ if (edge_serial->is_epic) {
+ /* EPIC thing, set up our interrupt polling now and our read urb, so
+ * that the device knows it really is connected. */
+ interrupt_in_found = bulk_in_found = bulk_out_found = FALSE;
+ for (i = 0; i < serial->interface->altsetting[0].desc.bNumEndpoints; ++i) {
+ struct usb_endpoint_descriptor *endpoint;
+ int buffer_size;
+
+ endpoint = &serial->interface->altsetting[0].endpoint[i].desc;
+ buffer_size = le16_to_cpu(endpoint->wMaxPacketSize);
+ if ((!interrupt_in_found) &&
+ (usb_endpoint_is_int_in(endpoint))) {
+ /* we found a interrupt in endpoint */
+ dbg("found interrupt in");
+
+ /* not set up yet, so do it now */
+ edge_serial->interrupt_read_urb = usb_alloc_urb(0, GFP_KERNEL);
+ if (!edge_serial->interrupt_read_urb) {
+ err("out of memory");
+ return -ENOMEM;
+ }
+ edge_serial->interrupt_in_buffer = kmalloc(buffer_size, GFP_KERNEL);
+ if (!edge_serial->interrupt_in_buffer) {
+ err("out of memory");
+ usb_free_urb(edge_serial->interrupt_read_urb);
+ return -ENOMEM;
+ }
+ edge_serial->interrupt_in_endpoint = endpoint->bEndpointAddress;
+
+ /* set up our interrupt urb */
+ usb_fill_int_urb(edge_serial->interrupt_read_urb,
+ dev,
+ usb_rcvintpipe(dev, endpoint->bEndpointAddress),
+ edge_serial->interrupt_in_buffer,
+ buffer_size,
+ edge_interrupt_callback,
+ edge_serial,
+ endpoint->bInterval);
+
+ interrupt_in_found = TRUE;
+ }
+
+ if ((!bulk_in_found) &&
+ (usb_endpoint_is_bulk_in(endpoint))) {
+ /* we found a bulk in endpoint */
+ dbg("found bulk in");
+
+ /* not set up yet, so do it now */
+ edge_serial->read_urb = usb_alloc_urb(0, GFP_KERNEL);
+ if (!edge_serial->read_urb) {
+ err("out of memory");
+ return -ENOMEM;
+ }
+ edge_serial->bulk_in_buffer = kmalloc(buffer_size, GFP_KERNEL);
+ if (!edge_serial->bulk_in_buffer) {
+ err ("out of memory");
+ usb_free_urb(edge_serial->read_urb);
+ return -ENOMEM;
+ }
+ edge_serial->bulk_in_endpoint = endpoint->bEndpointAddress;
+
+ /* set up our bulk in urb */
+ usb_fill_bulk_urb(edge_serial->read_urb, dev,
+ usb_rcvbulkpipe(dev, endpoint->bEndpointAddress),
+ edge_serial->bulk_in_buffer,
+ endpoint->wMaxPacketSize,
+ edge_bulk_in_callback,
+ edge_serial);
+ bulk_in_found = TRUE;
+ }
+
+ if ((!bulk_out_found) &&
+ (usb_endpoint_is_bulk_out(endpoint))) {
+ /* we found a bulk out endpoint */
+ dbg("found bulk out");
+ edge_serial->bulk_out_endpoint = endpoint->bEndpointAddress;
+ bulk_out_found = TRUE;
+ }
+ }
+
+ if ((!interrupt_in_found) || (!bulk_in_found) || (!bulk_out_found)) {
+ err ("Error - the proper endpoints were not found!");
+ return -ENODEV;
+ }
+
+ /* start interrupt read for this edgeport this interrupt will
+ * continue as long as the edgeport is connected */
+ response = usb_submit_urb(edge_serial->interrupt_read_urb, GFP_KERNEL);
+ if (response)
+ err("%s - Error %d submitting control urb", __FUNCTION__, response);
+ }
+ return response;
}
@@ -2815,6 +3034,7 @@ static int edge_startup (struct usb_serial *serial)
****************************************************************************/
static void edge_shutdown (struct usb_serial *serial)
{
+ struct edgeport_serial *edge_serial = usb_get_serial_data(serial);
int i;
dbg("%s", __FUNCTION__);
@@ -2824,7 +3044,18 @@ static void edge_shutdown (struct usb_serial *serial)
kfree (usb_get_serial_port_data(serial->port[i]));
usb_set_serial_port_data(serial->port[i], NULL);
}
- kfree (usb_get_serial_data(serial));
+ /* free up our endpoint stuff */
+ if (edge_serial->is_epic) {
+ usb_unlink_urb(edge_serial->interrupt_read_urb);
+ usb_free_urb(edge_serial->interrupt_read_urb);
+ kfree(edge_serial->interrupt_in_buffer);
+
+ usb_unlink_urb(edge_serial->read_urb);
+ usb_free_urb(edge_serial->read_urb);
+ kfree(edge_serial->bulk_in_buffer);
+ }
+
+ kfree(edge_serial);
usb_set_serial_data(serial, NULL);
}
@@ -2846,6 +3077,9 @@ static int __init edgeport_init(void)
retval = usb_serial_register(&edgeport_8port_device);
if (retval)
goto failed_8port_device_register;
+ retval = usb_serial_register(&epic_device);
+ if (retval)
+ goto failed_epic_device_register;
retval = usb_register(&io_driver);
if (retval)
goto failed_usb_register;
@@ -2853,6 +3087,8 @@ static int __init edgeport_init(void)
return 0;
failed_usb_register:
+ usb_serial_deregister(&epic_device);
+failed_epic_device_register:
usb_serial_deregister(&edgeport_8port_device);
failed_8port_device_register:
usb_serial_deregister(&edgeport_4port_device);
@@ -2873,6 +3109,7 @@ static void __exit edgeport_exit (void)
usb_serial_deregister (&edgeport_2port_device);
usb_serial_deregister (&edgeport_4port_device);
usb_serial_deregister (&edgeport_8port_device);
+ usb_serial_deregister (&epic_device);
}
module_init(edgeport_init);
generated by cgit v0.10.2 at 2024-11-21 09:30:32 (GMT)