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-rw-r--r--drivers/usb/misc/Kconfig24
-rw-r--r--drivers/usb/misc/Makefile2
-rw-r--r--drivers/usb/misc/adutux.c22
-rw-r--r--drivers/usb/misc/appledisplay.c26
-rw-r--r--drivers/usb/misc/cypress_cy7c63.c6
-rw-r--r--drivers/usb/misc/cytherm.c9
-rw-r--r--drivers/usb/misc/emi26.c17
-rw-r--r--drivers/usb/misc/emi62.c4
-rw-r--r--drivers/usb/misc/ftdi-elan.c10
-rw-r--r--drivers/usb/misc/idmouse.c5
-rw-r--r--drivers/usb/misc/legousbtower.c23
-rw-r--r--drivers/usb/misc/phidgetkit.c5
-rw-r--r--drivers/usb/misc/phidgetmotorcontrol.c5
-rw-r--r--drivers/usb/misc/phidgetservo.c5
-rw-r--r--drivers/usb/misc/rio500.c11
-rw-r--r--drivers/usb/misc/trancevibrator.c3
-rw-r--r--drivers/usb/misc/usblcd.c13
-rw-r--r--drivers/usb/misc/usbsevseg.c394
-rw-r--r--drivers/usb/misc/uss720.c19
-rw-r--r--drivers/usb/misc/vstusb.c782
20 files changed, 1303 insertions, 82 deletions
diff --git a/drivers/usb/misc/Kconfig b/drivers/usb/misc/Kconfig
index 4ea50e0abcbb..e463db5d8188 100644
--- a/drivers/usb/misc/Kconfig
+++ b/drivers/usb/misc/Kconfig
@@ -42,6 +42,15 @@ config USB_ADUTUX
To compile this driver as a module, choose M here. The module
will be called adutux.
+config USB_SEVSEG
+ tristate "USB 7-Segment LED Display"
+ depends on USB
+ help
+ Say Y here if you have a USB 7-Segment Display by Delcom
+
+ To compile this driver as a module, choose M here: the
+ module will be called usbsevseg.
+
config USB_RIO500
tristate "USB Diamond Rio500 support"
depends on USB
@@ -271,3 +280,18 @@ config USB_ISIGHTFW
The firmware for this driver must be extracted from the MacOS
driver beforehand. Tools for doing so are available at
http://bersace03.free.fr
+
+config USB_VST
+ tristate "USB VST driver"
+ depends on USB
+ help
+ This driver is intended for Vernier Software Technologies
+ bulk usb devices such as their Ocean-Optics spectrometers or
+ Labquest.
+ It is a bulk channel driver with configurable read and write
+ timeouts.
+
+ To compile this driver as a module, choose M here: the
+ module will be called vstusb.
+
+
diff --git a/drivers/usb/misc/Makefile b/drivers/usb/misc/Makefile
index 45b4e12afb08..1334f7bdd7be 100644
--- a/drivers/usb/misc/Makefile
+++ b/drivers/usb/misc/Makefile
@@ -26,6 +26,8 @@ obj-$(CONFIG_USB_RIO500) += rio500.o
obj-$(CONFIG_USB_TEST) += usbtest.o
obj-$(CONFIG_USB_TRANCEVIBRATOR) += trancevibrator.o
obj-$(CONFIG_USB_USS720) += uss720.o
+obj-$(CONFIG_USB_SEVSEG) += usbsevseg.o
+obj-$(CONFIG_USB_VST) += vstusb.o
obj-$(CONFIG_USB_SISUSBVGA) += sisusbvga/
diff --git a/drivers/usb/misc/adutux.c b/drivers/usb/misc/adutux.c
index 965f6eaea6a0..7b6922e08ed1 100644
--- a/drivers/usb/misc/adutux.c
+++ b/drivers/usb/misc/adutux.c
@@ -283,8 +283,8 @@ static int adu_open(struct inode *inode, struct file *file)
interface = usb_find_interface(&adu_driver, subminor);
if (!interface) {
- err("%s - error, can't find device for minor %d",
- __func__, subminor);
+ printk(KERN_ERR "adutux: %s - error, can't find device for "
+ "minor %d\n", __func__, subminor);
retval = -ENODEV;
goto exit_no_device;
}
@@ -416,7 +416,8 @@ static ssize_t adu_read(struct file *file, __user char *buffer, size_t count,
/* verify that the device wasn't unplugged */
if (dev->udev == NULL) {
retval = -ENODEV;
- err("No device or device unplugged %d", retval);
+ printk(KERN_ERR "adutux: No device or device unplugged %d\n",
+ retval);
goto exit;
}
@@ -576,7 +577,8 @@ static ssize_t adu_write(struct file *file, const __user char *buffer,
/* verify that the device wasn't unplugged */
if (dev->udev == NULL) {
retval = -ENODEV;
- err("No device or device unplugged %d", retval);
+ printk(KERN_ERR "adutux: No device or device unplugged %d\n",
+ retval);
goto exit;
}
@@ -645,7 +647,8 @@ static ssize_t adu_write(struct file *file, const __user char *buffer,
retval = usb_submit_urb(dev->interrupt_out_urb, GFP_KERNEL);
if (retval < 0) {
dev->out_urb_finished = 1;
- err("Couldn't submit interrupt_out_urb %d", retval);
+ dev_err(&dev->udev->dev, "Couldn't submit "
+ "interrupt_out_urb %d\n", retval);
goto exit;
}
@@ -890,13 +893,14 @@ static int __init adu_init(void)
/* register this driver with the USB subsystem */
result = usb_register(&adu_driver);
if (result < 0) {
- err("usb_register failed for the "__FILE__" driver. "
- "Error number %d", result);
+ printk(KERN_ERR "usb_register failed for the "__FILE__
+ " driver. Error number %d\n", result);
goto exit;
}
- info("adutux " DRIVER_DESC " " DRIVER_VERSION);
- info("adutux is an experimental driver. Use at your own risk");
+ printk(KERN_INFO "adutux " DRIVER_DESC " " DRIVER_VERSION "\n");
+ printk(KERN_INFO "adutux is an experimental driver. "
+ "Use at your own risk\n");
exit:
dbg(2," %s : leave, return value %d", __func__, result);
diff --git a/drivers/usb/misc/appledisplay.c b/drivers/usb/misc/appledisplay.c
index a076c24a312a..1d8e39a557d9 100644
--- a/drivers/usb/misc/appledisplay.c
+++ b/drivers/usb/misc/appledisplay.c
@@ -130,7 +130,8 @@ static void appledisplay_complete(struct urb *urb)
exit:
retval = usb_submit_urb(pdata->urb, GFP_ATOMIC);
if (retval) {
- err("%s - usb_submit_urb failed with result %d",
+ dev_err(&pdata->udev->dev,
+ "%s - usb_submit_urb failed with result %d\n",
__func__, retval);
}
}
@@ -220,7 +221,7 @@ static int appledisplay_probe(struct usb_interface *iface,
}
}
if (!int_in_endpointAddr) {
- err("Could not find int-in endpoint");
+ dev_err(&iface->dev, "Could not find int-in endpoint\n");
return -EIO;
}
@@ -228,7 +229,7 @@ static int appledisplay_probe(struct usb_interface *iface,
pdata = kzalloc(sizeof(struct appledisplay), GFP_KERNEL);
if (!pdata) {
retval = -ENOMEM;
- err("Out of memory");
+ dev_err(&iface->dev, "Out of memory\n");
goto error;
}
@@ -241,8 +242,8 @@ static int appledisplay_probe(struct usb_interface *iface,
pdata->msgdata = kmalloc(ACD_MSG_BUFFER_LEN, GFP_KERNEL);
if (!pdata->msgdata) {
retval = -ENOMEM;
- err("appledisplay: Allocating buffer for control messages "
- "failed");
+ dev_err(&iface->dev,
+ "Allocating buffer for control messages failed\n");
goto error;
}
@@ -250,7 +251,7 @@ static int appledisplay_probe(struct usb_interface *iface,
pdata->urb = usb_alloc_urb(0, GFP_KERNEL);
if (!pdata->urb) {
retval = -ENOMEM;
- err("appledisplay: Allocating URB failed");
+ dev_err(&iface->dev, "Allocating URB failed\n");
goto error;
}
@@ -259,7 +260,7 @@ static int appledisplay_probe(struct usb_interface *iface,
GFP_KERNEL, &pdata->urb->transfer_dma);
if (!pdata->urbdata) {
retval = -ENOMEM;
- err("appledisplay: Allocating URB buffer failed");
+ dev_err(&iface->dev, "Allocating URB buffer failed\n");
goto error;
}
@@ -270,7 +271,7 @@ static int appledisplay_probe(struct usb_interface *iface,
pdata, 1);
if (usb_submit_urb(pdata->urb, GFP_KERNEL)) {
retval = -EIO;
- err("appledisplay: Submitting URB failed");
+ dev_err(&iface->dev, "Submitting URB failed\n");
goto error;
}
@@ -280,7 +281,7 @@ static int appledisplay_probe(struct usb_interface *iface,
pdata->bd = backlight_device_register(bl_name, NULL, pdata,
&appledisplay_bl_data);
if (IS_ERR(pdata->bd)) {
- err("appledisplay: Backlight registration failed");
+ dev_err(&iface->dev, "Backlight registration failed\n");
goto error;
}
@@ -291,7 +292,8 @@ static int appledisplay_probe(struct usb_interface *iface,
if (brightness < 0) {
retval = brightness;
- err("appledisplay: Error while getting initial brightness: %d", retval);
+ dev_err(&iface->dev,
+ "Error while getting initial brightness: %d\n", retval);
goto error;
}
@@ -314,7 +316,7 @@ error:
pdata->urbdata, pdata->urb->transfer_dma);
usb_free_urb(pdata->urb);
}
- if (pdata->bd)
+ if (pdata->bd && !IS_ERR(pdata->bd))
backlight_device_unregister(pdata->bd);
kfree(pdata->msgdata);
}
@@ -352,7 +354,7 @@ static int __init appledisplay_init(void)
{
wq = create_singlethread_workqueue("appledisplay");
if (!wq) {
- err("Could not create work queue\n");
+ printk(KERN_ERR "appledisplay: Could not create work queue\n");
return -ENOMEM;
}
diff --git a/drivers/usb/misc/cypress_cy7c63.c b/drivers/usb/misc/cypress_cy7c63.c
index 937940404b7a..5720bfef6a38 100644
--- a/drivers/usb/misc/cypress_cy7c63.c
+++ b/drivers/usb/misc/cypress_cy7c63.c
@@ -278,9 +278,9 @@ static int __init cypress_init(void)
/* register this driver with the USB subsystem */
result = usb_register(&cypress_driver);
- if (result) {
- err("Function usb_register failed! Error number: %d\n", result);
- }
+ if (result)
+ printk(KERN_ERR KBUILD_MODNAME ": usb_register failed! "
+ "Error number: %d\n", result);
return result;
}
diff --git a/drivers/usb/misc/cytherm.c b/drivers/usb/misc/cytherm.c
index 1cd9e7eba93b..4fb3c38b924b 100644
--- a/drivers/usb/misc/cytherm.c
+++ b/drivers/usb/misc/cytherm.c
@@ -422,13 +422,14 @@ static int __init usb_cytherm_init(void)
int result;
result = usb_register(&cytherm_driver);
- if (result)
- {
- err("usb_register failed. Error number %d", result);
+ if (result) {
+ printk(KERN_ERR KBUILD_MODNAME ": usb_register failed! "
+ "Error number: %d\n", result);
return result;
}
- info(DRIVER_VERSION ":" DRIVER_DESC);
+ printk(KERN_INFO KBUILD_MODNAME ": " DRIVER_VERSION ":"
+ DRIVER_DESC "\n");
return 0;
}
diff --git a/drivers/usb/misc/emi26.c b/drivers/usb/misc/emi26.c
index 4b994a0cd272..e762beb5f3c6 100644
--- a/drivers/usb/misc/emi26.c
+++ b/drivers/usb/misc/emi26.c
@@ -50,7 +50,7 @@ static int emi26_writememory (struct usb_device *dev, int address,
unsigned char *buffer = kmemdup(data, length, GFP_KERNEL);
if (!buffer) {
- err("emi26: kmalloc(%d) failed.", length);
+ dev_err(&dev->dev, "kmalloc(%d) failed.\n", length);
return -ENOMEM;
}
/* Note: usb_control_msg returns negative value on error or length of the
@@ -64,11 +64,11 @@ static int emi26_writememory (struct usb_device *dev, int address,
static int emi26_set_reset (struct usb_device *dev, unsigned char reset_bit)
{
int response;
- info("%s - %d", __func__, reset_bit);
+ dev_info(&dev->dev, "%s - %d\n", __func__, reset_bit);
/* printk(KERN_DEBUG "%s - %d", __func__, reset_bit); */
response = emi26_writememory (dev, CPUCS_REG, &reset_bit, 1, 0xa0);
if (response < 0) {
- err("emi26: set_reset (%d) failed", reset_bit);
+ dev_err(&dev->dev, "set_reset (%d) failed\n", reset_bit);
}
return response;
}
@@ -88,7 +88,8 @@ static int emi26_load_firmware (struct usb_device *dev)
buf = kmalloc(FW_LOAD_SIZE, GFP_KERNEL);
if (!buf) {
- err( "%s - error loading firmware: error = %d", __func__, -ENOMEM);
+ dev_err(&dev->dev, "%s - error loading firmware: error = %d\n",
+ __func__, -ENOMEM);
err = -ENOMEM;
goto wraperr;
}
@@ -106,14 +107,16 @@ static int emi26_load_firmware (struct usb_device *dev)
&dev->dev);
if (err) {
nofw:
- err( "%s - request_firmware() failed", __func__);
+ dev_err(&dev->dev, "%s - request_firmware() failed\n",
+ __func__);
goto wraperr;
}
/* Assert reset (stop the CPU in the EMI) */
err = emi26_set_reset(dev,1);
if (err < 0) {
- err( "%s - error loading firmware: error = %d", __func__, err);
+ dev_err(&dev->dev,"%s - error loading firmware: error = %d\n",
+ __func__, err);
goto wraperr;
}
@@ -254,7 +257,7 @@ static int emi26_probe(struct usb_interface *intf, const struct usb_device_id *i
{
struct usb_device *dev = interface_to_usbdev(intf);
- info("%s start", __func__);
+ dev_info(&intf->dev, "%s start\n", __func__);
emi26_load_firmware(dev);
diff --git a/drivers/usb/misc/emi62.c b/drivers/usb/misc/emi62.c
index 5d859ded5bbf..602ee05ba9ff 100644
--- a/drivers/usb/misc/emi62.c
+++ b/drivers/usb/misc/emi62.c
@@ -73,7 +73,7 @@ static int emi62_writememory(struct usb_device *dev, int address,
static int emi62_set_reset (struct usb_device *dev, unsigned char reset_bit)
{
int response;
- info("%s - %d", __func__, reset_bit);
+ dev_info(&dev->dev, "%s - %d\n", __func__, reset_bit);
response = emi62_writememory (dev, CPUCS_REG, &reset_bit, 1, 0xa0);
if (response < 0) {
@@ -271,7 +271,7 @@ static int emi62_probe(struct usb_interface *intf, const struct usb_device_id *i
struct usb_device *dev = interface_to_usbdev(intf);
dev_dbg(&intf->dev, "emi62_probe\n");
- info("%s start", __func__);
+ dev_info(&intf->dev, "%s start\n", __func__);
emi62_load_firmware(dev);
diff --git a/drivers/usb/misc/ftdi-elan.c b/drivers/usb/misc/ftdi-elan.c
index 97c280971532..79a7668ef264 100644
--- a/drivers/usb/misc/ftdi-elan.c
+++ b/drivers/usb/misc/ftdi-elan.c
@@ -698,7 +698,7 @@ static ssize_t ftdi_elan_read(struct file *file, char __user *buffer,
int retval = usb_bulk_msg(ftdi->udev,
usb_rcvbulkpipe(ftdi->udev, ftdi->bulk_in_endpointAddr),
ftdi->bulk_in_buffer, ftdi->bulk_in_size,
- &packet_bytes, msecs_to_jiffies(50));
+ &packet_bytes, 50);
if (packet_bytes > 2) {
ftdi->bulk_in_left = packet_bytes - 2;
ftdi->bulk_in_last = 1;
@@ -960,7 +960,7 @@ static int ftdi_elan_respond_engine(struct usb_ftdi *ftdi)
int retval = usb_bulk_msg(ftdi->udev,
usb_rcvbulkpipe(ftdi->udev, ftdi->bulk_in_endpointAddr),
ftdi->bulk_in_buffer, ftdi->bulk_in_size,
- &packet_bytes, msecs_to_jiffies(500));
+ &packet_bytes, 500);
char diag[30 *3 + 4];
char *d = diag;
int m = packet_bytes;
@@ -1880,7 +1880,7 @@ static int ftdi_elan_flush_input_fifo(struct usb_ftdi *ftdi)
int retval = usb_bulk_msg(ftdi->udev,
usb_rcvbulkpipe(ftdi->udev, ftdi->bulk_in_endpointAddr),
ftdi->bulk_in_buffer, ftdi->bulk_in_size,
- &packet_bytes, msecs_to_jiffies(100));
+ &packet_bytes, 100);
if (packet_bytes > 2) {
char diag[30 *3 + 4];
char *d = diag;
@@ -2067,7 +2067,7 @@ static int ftdi_elan_synchronize(struct usb_ftdi *ftdi)
usb_rcvbulkpipe(ftdi->udev,
ftdi->bulk_in_endpointAddr),
ftdi->bulk_in_buffer, ftdi->bulk_in_size,
- &packet_bytes, msecs_to_jiffies(500));
+ &packet_bytes, 500);
if (packet_bytes > 2) {
char diag[30 *3 + 4];
char *d = diag;
@@ -2176,7 +2176,7 @@ static int ftdi_elan_stuck_waiting(struct usb_ftdi *ftdi)
int retval = usb_bulk_msg(ftdi->udev,
usb_rcvbulkpipe(ftdi->udev, ftdi->bulk_in_endpointAddr),
ftdi->bulk_in_buffer, ftdi->bulk_in_size,
- &packet_bytes, msecs_to_jiffies(1000));
+ &packet_bytes, 1000);
if (packet_bytes > 2) {
char diag[30 *3 + 4];
char *d = diag;
diff --git a/drivers/usb/misc/idmouse.c b/drivers/usb/misc/idmouse.c
index 4bcf7fb4e5da..6da8887538c7 100644
--- a/drivers/usb/misc/idmouse.c
+++ b/drivers/usb/misc/idmouse.c
@@ -403,14 +403,15 @@ static void idmouse_disconnect(struct usb_interface *interface)
mutex_unlock(&dev->lock);
}
- info("%s disconnected", DRIVER_DESC);
+ dev_info(&interface->dev, "disconnected\n");
}
static int __init usb_idmouse_init(void)
{
int result;
- info(DRIVER_DESC " " DRIVER_VERSION);
+ printk(KERN_INFO KBUILD_MODNAME ": " DRIVER_VERSION ":"
+ DRIVER_DESC "\n");
/* register this driver with the USB subsystem */
result = usb_register(&idmouse_driver);
diff --git a/drivers/usb/misc/legousbtower.c b/drivers/usb/misc/legousbtower.c
index 9370326a5940..ab0f3226158b 100644
--- a/drivers/usb/misc/legousbtower.c
+++ b/drivers/usb/misc/legousbtower.c
@@ -851,9 +851,8 @@ static int tower_probe (struct usb_interface *interface, const struct usb_device
dbg(2, "%s: enter", __func__);
- if (udev == NULL) {
- info ("udev is NULL.");
- }
+ if (udev == NULL)
+ dev_info(&interface->dev, "udev is NULL.\n");
/* allocate memory for our device state and initialize it */
@@ -954,7 +953,9 @@ static int tower_probe (struct usb_interface *interface, const struct usb_device
dev->minor = interface->minor;
/* let the user know what node this device is now attached to */
- info ("LEGO USB Tower #%d now attached to major %d minor %d", (dev->minor - LEGO_USB_TOWER_MINOR_BASE), USB_MAJOR, dev->minor);
+ dev_info(&interface->dev, "LEGO USB Tower #%d now attached to major "
+ "%d minor %d\n", (dev->minor - LEGO_USB_TOWER_MINOR_BASE),
+ USB_MAJOR, dev->minor);
/* get the firmware version and log it */
result = usb_control_msg (udev,
@@ -971,10 +972,10 @@ static int tower_probe (struct usb_interface *interface, const struct usb_device
retval = result;
goto error;
}
- info("LEGO USB Tower firmware version is %d.%d build %d",
- get_version_reply.major,
- get_version_reply.minor,
- le16_to_cpu(get_version_reply.build_no));
+ dev_info(&interface->dev, "LEGO USB Tower firmware version is %d.%d "
+ "build %d\n", get_version_reply.major,
+ get_version_reply.minor,
+ le16_to_cpu(get_version_reply.build_no));
exit:
@@ -1021,7 +1022,8 @@ static void tower_disconnect (struct usb_interface *interface)
mutex_unlock(&dev->lock);
}
- info("LEGO USB Tower #%d now disconnected", (minor - LEGO_USB_TOWER_MINOR_BASE));
+ dev_info(&interface->dev, "LEGO USB Tower #%d now disconnected\n",
+ (minor - LEGO_USB_TOWER_MINOR_BASE));
dbg(2, "%s: leave", __func__);
}
@@ -1046,7 +1048,8 @@ static int __init lego_usb_tower_init(void)
goto exit;
}
- info(DRIVER_DESC " " DRIVER_VERSION);
+ printk(KERN_INFO KBUILD_MODNAME ": " DRIVER_VERSION ":"
+ DRIVER_DESC "\n");
exit:
dbg(2, "%s: leave, return value %d", __func__, retval);
diff --git a/drivers/usb/misc/phidgetkit.c b/drivers/usb/misc/phidgetkit.c
index 4cfa25b0f44e..cc8e0a926f99 100644
--- a/drivers/usb/misc/phidgetkit.c
+++ b/drivers/usb/misc/phidgetkit.c
@@ -595,9 +595,8 @@ static int interfacekit_probe(struct usb_interface *intf, const struct usb_devic
} while(value);
kit->dev_no = bit;
- kit->dev = device_create_drvdata(phidget_class, &kit->udev->dev,
- MKDEV(0, 0), kit,
- "interfacekit%d", kit->dev_no);
+ kit->dev = device_create(phidget_class, &kit->udev->dev, MKDEV(0, 0),
+ kit, "interfacekit%d", kit->dev_no);
if (IS_ERR(kit->dev)) {
rc = PTR_ERR(kit->dev);
kit->dev = NULL;
diff --git a/drivers/usb/misc/phidgetmotorcontrol.c b/drivers/usb/misc/phidgetmotorcontrol.c
index 9b4696f21b22..38088b44349e 100644
--- a/drivers/usb/misc/phidgetmotorcontrol.c
+++ b/drivers/usb/misc/phidgetmotorcontrol.c
@@ -365,9 +365,8 @@ static int motorcontrol_probe(struct usb_interface *intf, const struct usb_devic
} while(value);
mc->dev_no = bit;
- mc->dev = device_create_drvdata(phidget_class, &mc->udev->dev,
- MKDEV(0, 0), mc,
- "motorcontrol%d", mc->dev_no);
+ mc->dev = device_create(phidget_class, &mc->udev->dev, MKDEV(0, 0), mc,
+ "motorcontrol%d", mc->dev_no);
if (IS_ERR(mc->dev)) {
rc = PTR_ERR(mc->dev);
mc->dev = NULL;
diff --git a/drivers/usb/misc/phidgetservo.c b/drivers/usb/misc/phidgetservo.c
index 1ca7ddb41d4d..bef6fe16364b 100644
--- a/drivers/usb/misc/phidgetservo.c
+++ b/drivers/usb/misc/phidgetservo.c
@@ -275,9 +275,8 @@ servo_probe(struct usb_interface *interface, const struct usb_device_id *id)
} while (value);
dev->dev_no = bit;
- dev->dev = device_create_drvdata(phidget_class, &dev->udev->dev,
- MKDEV(0, 0), dev,
- "servo%d", dev->dev_no);
+ dev->dev = device_create(phidget_class, &dev->udev->dev, MKDEV(0, 0),
+ dev, "servo%d", dev->dev_no);
if (IS_ERR(dev->dev)) {
rc = PTR_ERR(dev->dev);
dev->dev = NULL;
diff --git a/drivers/usb/misc/rio500.c b/drivers/usb/misc/rio500.c
index 248a12aacef6..deb95bb49fd1 100644
--- a/drivers/usb/misc/rio500.c
+++ b/drivers/usb/misc/rio500.c
@@ -89,7 +89,7 @@ static int open_rio(struct inode *inode, struct file *file)
mutex_unlock(&(rio->lock));
- info("Rio opened.");
+ dev_info(&rio->rio_dev->dev, "Rio opened.\n");
return 0;
}
@@ -100,7 +100,7 @@ static int close_rio(struct inode *inode, struct file *file)
rio->isopen = 0;
- info("Rio closed.");
+ dev_info(&rio->rio_dev->dev, "Rio closed.\n");
return 0;
}
@@ -451,7 +451,7 @@ static int probe_rio(struct usb_interface *intf,
struct rio_usb_data *rio = &rio_instance;
int retval;
- info("USB Rio found at address %d", dev->devnum);
+ dev_info(&intf->dev, "USB Rio found at address %d\n", dev->devnum);
retval = usb_register_dev(intf, &usb_rio_class);
if (retval) {
@@ -503,7 +503,7 @@ static void disconnect_rio(struct usb_interface *intf)
kfree(rio->ibuf);
kfree(rio->obuf);
- info("USB Rio disconnected.");
+ dev_info(&intf->dev, "USB Rio disconnected.\n");
rio->present = 0;
mutex_unlock(&(rio->lock));
@@ -531,7 +531,8 @@ static int __init usb_rio_init(void)
if (retval)
goto out;
- info(DRIVER_VERSION ":" DRIVER_DESC);
+ printk(KERN_INFO KBUILD_MODNAME ": " DRIVER_VERSION ":"
+ DRIVER_DESC "\n");
out:
return retval;
diff --git a/drivers/usb/misc/trancevibrator.c b/drivers/usb/misc/trancevibrator.c
index 03368edf3f22..2e14102955c5 100644
--- a/drivers/usb/misc/trancevibrator.c
+++ b/drivers/usb/misc/trancevibrator.c
@@ -144,7 +144,8 @@ static int __init tv_init(void)
return retval;
}
- info(DRIVER_VERSION ":" DRIVER_DESC);
+ printk(KERN_INFO KBUILD_MODNAME ": " DRIVER_VERSION ":"
+ DRIVER_DESC "\n");
return 0;
}
diff --git a/drivers/usb/misc/usblcd.c b/drivers/usb/misc/usblcd.c
index 2db4228fbb01..e0ff9ccd866b 100644
--- a/drivers/usb/misc/usblcd.c
+++ b/drivers/usb/misc/usblcd.c
@@ -311,7 +311,7 @@ static int lcd_probe(struct usb_interface *interface, const struct usb_device_id
dev->interface = interface;
if (le16_to_cpu(dev->udev->descriptor.idProduct) != 0x0001) {
- warn(KERN_INFO "USBLCD model not supported.");
+ dev_warn(&interface->dev, "USBLCD model not supported.\n");
return -ENODEV;
}
@@ -359,12 +359,13 @@ static int lcd_probe(struct usb_interface *interface, const struct usb_device_id
i = le16_to_cpu(dev->udev->descriptor.bcdDevice);
- info("USBLCD Version %1d%1d.%1d%1d found at address %d",
- (i & 0xF000)>>12,(i & 0xF00)>>8,(i & 0xF0)>>4,(i & 0xF),
- dev->udev->devnum);
+ dev_info(&interface->dev, "USBLCD Version %1d%1d.%1d%1d found "
+ "at address %d\n", (i & 0xF000)>>12, (i & 0xF00)>>8,
+ (i & 0xF0)>>4,(i & 0xF), dev->udev->devnum);
/* let the user know what node this device is now attached to */
- info("USB LCD device now attached to USBLCD-%d", interface->minor);
+ dev_info(&interface->dev, "USB LCD device now attached to USBLCD-%d\n",
+ interface->minor);
return 0;
error:
@@ -413,7 +414,7 @@ static void lcd_disconnect(struct usb_interface *interface)
/* decrement our usage count */
kref_put(&dev->kref, lcd_delete);
- info("USB LCD #%d now disconnected", minor);
+ dev_info(&interface->dev, "USB LCD #%d now disconnected\n", minor);
}
static struct usb_driver lcd_driver = {
diff --git a/drivers/usb/misc/usbsevseg.c b/drivers/usb/misc/usbsevseg.c
new file mode 100644
index 000000000000..28a6a3a09538
--- /dev/null
+++ b/drivers/usb/misc/usbsevseg.c
@@ -0,0 +1,394 @@
+/*
+ * USB 7 Segment Driver
+ *
+ * Copyright (C) 2008 Harrison Metzger <harrisonmetz@gmail.com>
+ * Based on usbled.c by Greg Kroah-Hartman (greg@kroah.com)
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License as
+ * published by the Free Software Foundation, version 2.
+ *
+ */
+
+#include <linux/kernel.h>
+#include <linux/errno.h>
+#include <linux/init.h>
+#include <linux/slab.h>
+#include <linux/module.h>
+#include <linux/string.h>
+#include <linux/usb.h>
+
+
+#define DRIVER_AUTHOR "Harrison Metzger <harrisonmetz@gmail.com>"
+#define DRIVER_DESC "USB 7 Segment Driver"
+
+#define VENDOR_ID 0x0fc5
+#define PRODUCT_ID 0x1227
+#define MAXLEN 6
+
+/* table of devices that work with this driver */
+static struct usb_device_id id_table[] = {
+ { USB_DEVICE(VENDOR_ID, PRODUCT_ID) },
+ { },
+};
+MODULE_DEVICE_TABLE(usb, id_table);
+
+/* the different text display modes the device is capable of */
+static char *display_textmodes[] = {"raw", "hex", "ascii", NULL};
+
+struct usb_sevsegdev {
+ struct usb_device *udev;
+
+ u8 powered;
+ u8 mode_msb;
+ u8 mode_lsb;
+ u8 decimals[MAXLEN];
+ u8 textmode;
+ u8 text[MAXLEN];
+ u16 textlength;
+};
+
+/* sysfs_streq can't replace this completely
+ * If the device was in hex mode, and the user wanted a 0,
+ * if str commands are used, we would assume the end of string
+ * so mem commands are used.
+ */
+inline size_t my_memlen(const char *buf, size_t count)
+{
+ if (count > 0 && buf[count-1] == '\n')
+ return count - 1;
+ else
+ return count;
+}
+
+static void update_display_powered(struct usb_sevsegdev *mydev)
+{
+ int rc;
+
+ rc = usb_control_msg(mydev->udev,
+ usb_sndctrlpipe(mydev->udev, 0),
+ 0x12,
+ 0x48,
+ (80 * 0x100) + 10, /* (power mode) */
+ (0x00 * 0x100) + (mydev->powered ? 1 : 0),
+ NULL,
+ 0,
+ 2000);
+ if (rc < 0)
+ dev_dbg(&mydev->udev->dev, "power retval = %d\n", rc);
+}
+
+static void update_display_mode(struct usb_sevsegdev *mydev)
+{
+ int rc;
+
+ rc = usb_control_msg(mydev->udev,
+ usb_sndctrlpipe(mydev->udev, 0),
+ 0x12,
+ 0x48,
+ (82 * 0x100) + 10, /* (set mode) */
+ (mydev->mode_msb * 0x100) + mydev->mode_lsb,
+ NULL,
+ 0,
+ 2000);
+
+ if (rc < 0)
+ dev_dbg(&mydev->udev->dev, "mode retval = %d\n", rc);
+}
+
+static void update_display_visual(struct usb_sevsegdev *mydev)
+{
+ int rc;
+ int i;
+ unsigned char *buffer;
+ u8 decimals = 0;
+
+ buffer = kzalloc(MAXLEN, GFP_KERNEL);
+ if (!buffer) {
+ dev_err(&mydev->udev->dev, "out of memory\n");
+ return;
+ }
+
+ /* The device is right to left, where as you write left to right */
+ for (i = 0; i < mydev->textlength; i++)
+ buffer[i] = mydev->text[mydev->textlength-1-i];
+
+ rc = usb_control_msg(mydev->udev,
+ usb_sndctrlpipe(mydev->udev, 0),
+ 0x12,
+ 0x48,
+ (85 * 0x100) + 10, /* (write text) */
+ (0 * 0x100) + mydev->textmode, /* mode */
+ buffer,
+ mydev->textlength,
+ 2000);
+
+ if (rc < 0)
+ dev_dbg(&mydev->udev->dev, "write retval = %d\n", rc);
+
+ kfree(buffer);
+
+ /* The device is right to left, where as you write left to right */
+ for (i = 0; i < sizeof(mydev->decimals); i++)
+ decimals |= mydev->decimals[i] << i;
+
+ rc = usb_control_msg(mydev->udev,
+ usb_sndctrlpipe(mydev->udev, 0),
+ 0x12,
+ 0x48,
+ (86 * 0x100) + 10, /* (set decimal) */
+ (0 * 0x100) + decimals, /* decimals */
+ NULL,
+ 0,
+ 2000);
+
+ if (rc < 0)
+ dev_dbg(&mydev->udev->dev, "decimal retval = %d\n", rc);
+}
+
+#define MYDEV_ATTR_SIMPLE_UNSIGNED(name, update_fcn) \
+static ssize_t show_attr_##name(struct device *dev, \
+ struct device_attribute *attr, char *buf) \
+{ \
+ struct usb_interface *intf = to_usb_interface(dev); \
+ struct usb_sevsegdev *mydev = usb_get_intfdata(intf); \
+ \
+ return sprintf(buf, "%u\n", mydev->name); \
+} \
+ \
+static ssize_t set_attr_##name(struct device *dev, \
+ struct device_attribute *attr, const char *buf, size_t count) \
+{ \
+ struct usb_interface *intf = to_usb_interface(dev); \
+ struct usb_sevsegdev *mydev = usb_get_intfdata(intf); \
+ \
+ mydev->name = simple_strtoul(buf, NULL, 10); \
+ update_fcn(mydev); \
+ \
+ return count; \
+} \
+static DEVICE_ATTR(name, S_IWUGO | S_IRUGO, show_attr_##name, set_attr_##name);
+
+static ssize_t show_attr_text(struct device *dev,
+ struct device_attribute *attr, char *buf)
+{
+ struct usb_interface *intf = to_usb_interface(dev);
+ struct usb_sevsegdev *mydev = usb_get_intfdata(intf);
+
+ return snprintf(buf, mydev->textlength, "%s\n", mydev->text);
+}
+
+static ssize_t set_attr_text(struct device *dev,
+ struct device_attribute *attr, const char *buf, size_t count)
+{
+ struct usb_interface *intf = to_usb_interface(dev);
+ struct usb_sevsegdev *mydev = usb_get_intfdata(intf);
+ size_t end = my_memlen(buf, count);
+
+ if (end > sizeof(mydev->text))
+ return -EINVAL;
+
+ memset(mydev->text, 0, sizeof(mydev->text));
+ mydev->textlength = end;
+
+ if (end > 0)
+ memcpy(mydev->text, buf, end);
+
+ update_display_visual(mydev);
+ return count;
+}
+
+static DEVICE_ATTR(text, S_IWUGO | S_IRUGO, show_attr_text, set_attr_text);
+
+static ssize_t show_attr_decimals(struct device *dev,
+ struct device_attribute *attr, char *buf)
+{
+ struct usb_interface *intf = to_usb_interface(dev);
+ struct usb_sevsegdev *mydev = usb_get_intfdata(intf);
+ int i;
+ int pos;
+
+ for (i = 0; i < sizeof(mydev->decimals); i++) {
+ pos = sizeof(mydev->decimals) - 1 - i;
+ if (mydev->decimals[i] == 0)
+ buf[pos] = '0';
+ else if (mydev->decimals[i] == 1)
+ buf[pos] = '1';
+ else
+ buf[pos] = 'x';
+ }
+
+ buf[sizeof(mydev->decimals)] = '\n';
+ return sizeof(mydev->decimals) + 1;
+}
+
+static ssize_t set_attr_decimals(struct device *dev,
+ struct device_attribute *attr, const char *buf, size_t count)
+{
+ struct usb_interface *intf = to_usb_interface(dev);
+ struct usb_sevsegdev *mydev = usb_get_intfdata(intf);
+ size_t end = my_memlen(buf, count);
+ int i;
+
+ if (end > sizeof(mydev->decimals))
+ return -EINVAL;
+
+ for (i = 0; i < end; i++)
+ if (buf[i] != '0' && buf[i] != '1')
+ return -EINVAL;
+
+ memset(mydev->decimals, 0, sizeof(mydev->decimals));
+ for (i = 0; i < end; i++)
+ if (buf[i] == '1')
+ mydev->decimals[end-1-i] = 1;
+
+ update_display_visual(mydev);
+
+ return count;
+}
+
+static DEVICE_ATTR(decimals, S_IWUGO | S_IRUGO,
+ show_attr_decimals, set_attr_decimals);
+
+static ssize_t show_attr_textmode(struct device *dev,
+ struct device_attribute *attr, char *buf)
+{
+ struct usb_interface *intf = to_usb_interface(dev);
+ struct usb_sevsegdev *mydev = usb_get_intfdata(intf);
+ int i;
+
+ buf[0] = 0;
+
+ for (i = 0; display_textmodes[i]; i++) {
+ if (mydev->textmode == i) {
+ strcat(buf, " [");
+ strcat(buf, display_textmodes[i]);
+ strcat(buf, "] ");
+ } else {
+ strcat(buf, " ");
+ strcat(buf, display_textmodes[i]);
+ strcat(buf, " ");
+ }
+ }
+ strcat(buf, "\n");
+
+
+ return strlen(buf);
+}
+
+static ssize_t set_attr_textmode(struct device *dev,
+ struct device_attribute *attr, const char *buf, size_t count)
+{
+ struct usb_interface *intf = to_usb_interface(dev);
+ struct usb_sevsegdev *mydev = usb_get_intfdata(intf);
+ int i;
+
+ for (i = 0; display_textmodes[i]; i++) {
+ if (sysfs_streq(display_textmodes[i], buf)) {
+ mydev->textmode = i;
+ update_display_visual(mydev);
+ return count;
+ }
+ }
+
+ return -EINVAL;
+}
+
+static DEVICE_ATTR(textmode, S_IWUGO | S_IRUGO,
+ show_attr_textmode, set_attr_textmode);
+
+
+MYDEV_ATTR_SIMPLE_UNSIGNED(powered, update_display_powered);
+MYDEV_ATTR_SIMPLE_UNSIGNED(mode_msb, update_display_mode);
+MYDEV_ATTR_SIMPLE_UNSIGNED(mode_lsb, update_display_mode);
+
+static struct attribute *dev_attrs[] = {
+ &dev_attr_powered.attr,
+ &dev_attr_text.attr,
+ &dev_attr_textmode.attr,
+ &dev_attr_decimals.attr,
+ &dev_attr_mode_msb.attr,
+ &dev_attr_mode_lsb.attr,
+ NULL
+};
+
+static struct attribute_group dev_attr_grp = {
+ .attrs = dev_attrs,
+};
+
+static int sevseg_probe(struct usb_interface *interface,
+ const struct usb_device_id *id)
+{
+ struct usb_device *udev = interface_to_usbdev(interface);
+ struct usb_sevsegdev *mydev = NULL;
+ int rc = -ENOMEM;
+
+ mydev = kzalloc(sizeof(struct usb_sevsegdev), GFP_KERNEL);
+ if (mydev == NULL) {
+ dev_err(&interface->dev, "Out of memory\n");
+ goto error_mem;
+ }
+
+ mydev->udev = usb_get_dev(udev);
+ usb_set_intfdata(interface, mydev);
+
+ /*set defaults */
+ mydev->textmode = 0x02; /* ascii mode */
+ mydev->mode_msb = 0x06; /* 6 characters */
+ mydev->mode_lsb = 0x3f; /* scanmode for 6 chars */
+
+ rc = sysfs_create_group(&interface->dev.kobj, &dev_attr_grp);
+ if (rc)
+ goto error;
+
+ dev_info(&interface->dev, "USB 7 Segment device now attached\n");
+ return 0;
+
+error:
+ usb_set_intfdata(interface, NULL);
+ usb_put_dev(mydev->udev);
+ kfree(mydev);
+error_mem:
+ return rc;
+}
+
+static void sevseg_disconnect(struct usb_interface *interface)
+{
+ struct usb_sevsegdev *mydev;
+
+ mydev = usb_get_intfdata(interface);
+ sysfs_remove_group(&interface->dev.kobj, &dev_attr_grp);
+ usb_set_intfdata(interface, NULL);
+ usb_put_dev(mydev->udev);
+ kfree(mydev);
+ dev_info(&interface->dev, "USB 7 Segment now disconnected\n");
+}
+
+static struct usb_driver sevseg_driver = {
+ .name = "usbsevseg",
+ .probe = sevseg_probe,
+ .disconnect = sevseg_disconnect,
+ .id_table = id_table,
+};
+
+static int __init usb_sevseg_init(void)
+{
+ int rc = 0;
+
+ rc = usb_register(&sevseg_driver);
+ if (rc)
+ err("usb_register failed. Error number %d", rc);
+ return rc;
+}
+
+static void __exit usb_sevseg_exit(void)
+{
+ usb_deregister(&sevseg_driver);
+}
+
+module_init(usb_sevseg_init);
+module_exit(usb_sevseg_exit);
+
+MODULE_AUTHOR(DRIVER_AUTHOR);
+MODULE_DESCRIPTION(DRIVER_DESC);
+MODULE_LICENSE("GPL");
diff --git a/drivers/usb/misc/uss720.c b/drivers/usb/misc/uss720.c
index f1255b0a182d..9a6c27a01793 100644
--- a/drivers/usb/misc/uss720.c
+++ b/drivers/usb/misc/uss720.c
@@ -228,11 +228,12 @@ static int get_1284_register(struct parport *pp, unsigned char reg, unsigned cha
ret = rq->urb->status;
*val = priv->reg[(reg >= 9) ? 0 : regindex[reg]];
if (ret)
- warn("get_1284_register: usb error %d", ret);
+ printk(KERN_WARNING "get_1284_register: "
+ "usb error %d\n", ret);
kref_put(&rq->ref_count, destroy_async);
return ret;
}
- warn("get_1284_register timeout");
+ printk(KERN_WARNING "get_1284_register timeout\n");
kill_all_async_requests_priv(priv);
return -EIO;
}
@@ -716,7 +717,7 @@ static int uss720_probe(struct usb_interface *intf,
spin_lock_init(&priv->asynclock);
INIT_LIST_HEAD(&priv->asynclist);
if (!(pp = parport_register_port(0, PARPORT_IRQ_NONE, PARPORT_DMA_NONE, &parport_uss720_ops))) {
- warn("could not register parport");
+ printk(KERN_WARNING "uss720: could not register parport\n");
goto probe_abort;
}
@@ -800,10 +801,14 @@ static int __init uss720_init(void)
if (retval)
goto out;
- info(DRIVER_VERSION ":" DRIVER_DESC);
- info("NOTE: this is a special purpose driver to allow nonstandard");
- info("protocols (eg. bitbang) over USS720 usb to parallel cables");
- info("If you just want to connect to a printer, use usblp instead");
+ printk(KERN_INFO KBUILD_MODNAME ": " DRIVER_VERSION ":"
+ DRIVER_DESC "\n");
+ printk(KERN_INFO KBUILD_MODNAME ": NOTE: this is a special purpose "
+ "driver to allow nonstandard\n");
+ printk(KERN_INFO KBUILD_MODNAME ": protocols (eg. bitbang) over "
+ "USS720 usb to parallel cables\n");
+ printk(KERN_INFO KBUILD_MODNAME ": If you just want to connect to a "
+ "printer, use usblp instead\n");
out:
return retval;
}
diff --git a/drivers/usb/misc/vstusb.c b/drivers/usb/misc/vstusb.c
new file mode 100644
index 000000000000..8648470c81ca
--- /dev/null
+++ b/drivers/usb/misc/vstusb.c
@@ -0,0 +1,782 @@
+/*****************************************************************************
+ * File: drivers/usb/misc/vstusb.c
+ *
+ * Purpose: Support for the bulk USB Vernier Spectrophotometers
+ *
+ * Author: Johnnie Peters
+ * Axian Consulting
+ * Beaverton, OR, USA 97005
+ *
+ * Modified by: EQware Engineering, Inc.
+ * Oregon City, OR, USA 97045
+ *
+ * Copyright: 2007, 2008
+ * Vernier Software & Technology
+ * Beaverton, OR, USA 97005
+ *
+ * Web: www.vernier.com
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ *
+ *****************************************************************************/
+#include <linux/kernel.h>
+#include <linux/errno.h>
+#include <linux/init.h>
+#include <linux/slab.h>
+#include <linux/module.h>
+#include <linux/mutex.h>
+#include <linux/uaccess.h>
+#include <linux/usb.h>
+
+#include <linux/usb/vstusb.h>
+
+#define DRIVER_VERSION "VST USB Driver Version 1.5"
+#define DRIVER_DESC "Vernier Software Technology Bulk USB Driver"
+
+#ifdef CONFIG_USB_DYNAMIC_MINORS
+ #define VSTUSB_MINOR_BASE 0
+#else
+ #define VSTUSB_MINOR_BASE 199
+#endif
+
+#define USB_VENDOR_OCEANOPTICS 0x2457
+#define USB_VENDOR_VERNIER 0x08F7 /* Vernier Software & Technology */
+
+#define USB_PRODUCT_USB2000 0x1002
+#define USB_PRODUCT_ADC1000_FW 0x1003 /* firmware download (renumerates) */
+#define USB_PRODUCT_ADC1000 0x1004
+#define USB_PRODUCT_HR2000_FW 0x1009 /* firmware download (renumerates) */
+#define USB_PRODUCT_HR2000 0x100A
+#define USB_PRODUCT_HR4000_FW 0x1011 /* firmware download (renumerates) */
+#define USB_PRODUCT_HR4000 0x1012
+#define USB_PRODUCT_USB650 0x1014 /* "Red Tide" */
+#define USB_PRODUCT_QE65000 0x1018
+#define USB_PRODUCT_USB4000 0x1022
+#define USB_PRODUCT_USB325 0x1024 /* "Vernier Spectrometer" */
+
+#define USB_PRODUCT_LABPRO 0x0001
+#define USB_PRODUCT_LABQUEST 0x0005
+
+#define VST_MAXBUFFER (64*1024)
+
+static struct usb_device_id id_table[] = {
+ { USB_DEVICE(USB_VENDOR_OCEANOPTICS, USB_PRODUCT_USB2000)},
+ { USB_DEVICE(USB_VENDOR_OCEANOPTICS, USB_PRODUCT_HR4000)},
+ { USB_DEVICE(USB_VENDOR_OCEANOPTICS, USB_PRODUCT_USB650)},
+ { USB_DEVICE(USB_VENDOR_OCEANOPTICS, USB_PRODUCT_USB4000)},
+ { USB_DEVICE(USB_VENDOR_OCEANOPTICS, USB_PRODUCT_USB325)},
+ { USB_DEVICE(USB_VENDOR_VERNIER, USB_PRODUCT_LABQUEST)},
+ { USB_DEVICE(USB_VENDOR_VERNIER, USB_PRODUCT_LABPRO)},
+ {},
+};
+
+MODULE_DEVICE_TABLE(usb, id_table);
+
+struct vstusb_device {
+ struct kref kref;
+ struct mutex lock;
+ struct usb_device *usb_dev;
+ char present;
+ char isopen;
+ struct usb_anchor submitted;
+ int rd_pipe;
+ int rd_timeout_ms;
+ int wr_pipe;
+ int wr_timeout_ms;
+};
+#define to_vst_dev(d) container_of(d, struct vstusb_device, kref)
+
+static struct usb_driver vstusb_driver;
+
+static void vstusb_delete(struct kref *kref)
+{
+ struct vstusb_device *vstdev = to_vst_dev(kref);
+
+ usb_put_dev(vstdev->usb_dev);
+ kfree(vstdev);
+}
+
+static int vstusb_open(struct inode *inode, struct file *file)
+{
+ struct vstusb_device *vstdev;
+ struct usb_interface *interface;
+
+ interface = usb_find_interface(&vstusb_driver, iminor(inode));
+
+ if (!interface) {
+ printk(KERN_ERR KBUILD_MODNAME
+ ": %s - error, can't find device for minor %d\n",
+ __func__, iminor(inode));
+ return -ENODEV;
+ }
+
+ vstdev = usb_get_intfdata(interface);
+
+ if (!vstdev)
+ return -ENODEV;
+
+ /* lock this device */
+ mutex_lock(&vstdev->lock);
+
+ /* can only open one time */
+ if ((!vstdev->present) || (vstdev->isopen)) {
+ mutex_unlock(&vstdev->lock);
+ return -EBUSY;
+ }
+
+ /* increment our usage count */
+ kref_get(&vstdev->kref);
+
+ vstdev->isopen = 1;
+
+ /* save device in the file's private structure */
+ file->private_data = vstdev;
+
+ dev_dbg(&vstdev->usb_dev->dev, "%s: opened\n", __func__);
+
+ mutex_unlock(&vstdev->lock);
+
+ return 0;
+}
+
+static int vstusb_release(struct inode *inode, struct file *file)
+{
+ struct vstusb_device *vstdev;
+
+ vstdev = file->private_data;
+
+ if (vstdev == NULL)
+ return -ENODEV;
+
+ mutex_lock(&vstdev->lock);
+
+ vstdev->isopen = 0;
+
+ dev_dbg(&vstdev->usb_dev->dev, "%s: released\n", __func__);
+
+ mutex_unlock(&vstdev->lock);
+
+ kref_put(&vstdev->kref, vstusb_delete);
+
+ return 0;
+}
+
+static void usb_api_blocking_completion(struct urb *urb)
+{
+ struct completion *completeit = urb->context;
+
+ complete(completeit);
+}
+
+static int vstusb_fill_and_send_urb(struct urb *urb,
+ struct usb_device *usb_dev,
+ unsigned int pipe, void *data,
+ unsigned int len, struct completion *done)
+{
+ struct usb_host_endpoint *ep;
+ struct usb_host_endpoint **hostep;
+ unsigned int pipend;
+
+ int status;
+
+ hostep = usb_pipein(pipe) ? usb_dev->ep_in : usb_dev->ep_out;
+ pipend = usb_pipeendpoint(pipe);
+ ep = hostep[pipend];
+
+ if (!ep || (len == 0))
+ return -EINVAL;
+
+ if ((ep->desc.bmAttributes & USB_ENDPOINT_XFERTYPE_MASK)
+ == USB_ENDPOINT_XFER_INT) {
+ pipe = (pipe & ~(3 << 30)) | (PIPE_INTERRUPT << 30);
+ usb_fill_int_urb(urb, usb_dev, pipe, data, len,
+ (usb_complete_t)usb_api_blocking_completion,
+ NULL, ep->desc.bInterval);
+ } else
+ usb_fill_bulk_urb(urb, usb_dev, pipe, data, len,
+ (usb_complete_t)usb_api_blocking_completion,
+ NULL);
+
+ init_completion(done);
+ urb->context = done;
+ urb->actual_length = 0;
+ status = usb_submit_urb(urb, GFP_KERNEL);
+
+ return status;
+}
+
+static int vstusb_complete_urb(struct urb *urb, struct completion *done,
+ int timeout, int *actual_length)
+{
+ unsigned long expire;
+ int status;
+
+ expire = timeout ? msecs_to_jiffies(timeout) : MAX_SCHEDULE_TIMEOUT;
+ if (!wait_for_completion_interruptible_timeout(done, expire)) {
+ usb_kill_urb(urb);
+ status = urb->status == -ENOENT ? -ETIMEDOUT : urb->status;
+
+ dev_dbg(&urb->dev->dev,
+ "%s timed out on ep%d%s len=%d/%d, urb status = %d\n",
+ current->comm,
+ usb_pipeendpoint(urb->pipe),
+ usb_pipein(urb->pipe) ? "in" : "out",
+ urb->actual_length,
+ urb->transfer_buffer_length,
+ urb->status);
+
+ } else {
+ if (signal_pending(current)) {
+ /* if really an error */
+ if (urb->status && !((urb->status == -ENOENT) ||
+ (urb->status == -ECONNRESET) ||
+ (urb->status == -ESHUTDOWN))) {
+ status = -EINTR;
+ usb_kill_urb(urb);
+ } else {
+ status = 0;
+ }
+
+ dev_dbg(&urb->dev->dev,
+ "%s: signal pending on ep%d%s len=%d/%d,"
+ "urb status = %d\n",
+ current->comm,
+ usb_pipeendpoint(urb->pipe),
+ usb_pipein(urb->pipe) ? "in" : "out",
+ urb->actual_length,
+ urb->transfer_buffer_length,
+ urb->status);
+
+ } else {
+ status = urb->status;
+ }
+ }
+
+ if (actual_length)
+ *actual_length = urb->actual_length;
+
+ return status;
+}
+
+static ssize_t vstusb_read(struct file *file, char __user *buffer,
+ size_t count, loff_t *ppos)
+{
+ struct vstusb_device *vstdev;
+ int cnt = -1;
+ void *buf;
+ int retval = 0;
+
+ struct urb *urb;
+ struct usb_device *dev;
+ unsigned int pipe;
+ int timeout;
+
+ DECLARE_COMPLETION_ONSTACK(done);
+
+ vstdev = file->private_data;
+
+ if (vstdev == NULL)
+ return -ENODEV;
+
+ /* verify that we actually want to read some data */
+ if ((count == 0) || (count > VST_MAXBUFFER))
+ return -EINVAL;
+
+ /* lock this object */
+ if (mutex_lock_interruptible(&vstdev->lock))
+ return -ERESTARTSYS;
+
+ /* anyone home */
+ if (!vstdev->present) {
+ mutex_unlock(&vstdev->lock);
+ printk(KERN_ERR KBUILD_MODNAME
+ ": %s: device not present\n", __func__);
+ return -ENODEV;
+ }
+
+ /* pull out the necessary data */
+ dev = vstdev->usb_dev;
+ pipe = usb_rcvbulkpipe(dev, vstdev->rd_pipe);
+ timeout = vstdev->rd_timeout_ms;
+
+ buf = kmalloc(count, GFP_KERNEL);
+ if (buf == NULL) {
+ mutex_unlock(&vstdev->lock);
+ return -ENOMEM;
+ }
+
+ urb = usb_alloc_urb(0, GFP_KERNEL);
+ if (!urb) {
+ kfree(buf);
+ mutex_unlock(&vstdev->lock);
+ return -ENOMEM;
+ }
+
+ usb_anchor_urb(urb, &vstdev->submitted);
+ retval = vstusb_fill_and_send_urb(urb, dev, pipe, buf, count, &done);
+ mutex_unlock(&vstdev->lock);
+ if (retval) {
+ usb_unanchor_urb(urb);
+ dev_err(&dev->dev, "%s: error %d filling and sending urb %d\n",
+ __func__, retval, pipe);
+ goto exit;
+ }
+
+ retval = vstusb_complete_urb(urb, &done, timeout, &cnt);
+ if (retval) {
+ dev_err(&dev->dev, "%s: error %d completing urb %d\n",
+ __func__, retval, pipe);
+ goto exit;
+ }
+
+ if (copy_to_user(buffer, buf, cnt)) {
+ dev_err(&dev->dev, "%s: can't copy_to_user\n", __func__);
+ retval = -EFAULT;
+ } else {
+ retval = cnt;
+ dev_dbg(&dev->dev, "%s: read %d bytes from pipe %d\n",
+ __func__, cnt, pipe);
+ }
+
+exit:
+ usb_free_urb(urb);
+ kfree(buf);
+ return retval;
+}
+
+static ssize_t vstusb_write(struct file *file, const char __user *buffer,
+ size_t count, loff_t *ppos)
+{
+ struct vstusb_device *vstdev;
+ int cnt = -1;
+ void *buf;
+ int retval = 0;
+
+ struct urb *urb;
+ struct usb_device *dev;
+ unsigned int pipe;
+ int timeout;
+
+ DECLARE_COMPLETION_ONSTACK(done);
+
+ vstdev = file->private_data;
+
+ if (vstdev == NULL)
+ return -ENODEV;
+
+ /* verify that we actually have some data to write */
+ if ((count == 0) || (count > VST_MAXBUFFER))
+ return retval;
+
+ /* lock this object */
+ if (mutex_lock_interruptible(&vstdev->lock))
+ return -ERESTARTSYS;
+
+ /* anyone home */
+ if (!vstdev->present) {
+ mutex_unlock(&vstdev->lock);
+ printk(KERN_ERR KBUILD_MODNAME
+ ": %s: device not present\n", __func__);
+ return -ENODEV;
+ }
+
+ /* pull out the necessary data */
+ dev = vstdev->usb_dev;
+ pipe = usb_sndbulkpipe(dev, vstdev->wr_pipe);
+ timeout = vstdev->wr_timeout_ms;
+
+ buf = kmalloc(count, GFP_KERNEL);
+ if (buf == NULL) {
+ mutex_unlock(&vstdev->lock);
+ return -ENOMEM;
+ }
+
+ urb = usb_alloc_urb(0, GFP_KERNEL);
+ if (!urb) {
+ kfree(buf);
+ mutex_unlock(&vstdev->lock);
+ return -ENOMEM;
+ }
+
+ if (copy_from_user(buf, buffer, count)) {
+ dev_err(&dev->dev, "%s: can't copy_from_user\n", __func__);
+ retval = -EFAULT;
+ goto exit;
+ }
+
+ usb_anchor_urb(urb, &vstdev->submitted);
+ retval = vstusb_fill_and_send_urb(urb, dev, pipe, buf, count, &done);
+ mutex_unlock(&vstdev->lock);
+ if (retval) {
+ usb_unanchor_urb(urb);
+ dev_err(&dev->dev, "%s: error %d filling and sending urb %d\n",
+ __func__, retval, pipe);
+ goto exit;
+ }
+
+ retval = vstusb_complete_urb(urb, &done, timeout, &cnt);
+ if (retval) {
+ dev_err(&dev->dev, "%s: error %d completing urb %d\n",
+ __func__, retval, pipe);
+ goto exit;
+ } else {
+ retval = cnt;
+ dev_dbg(&dev->dev, "%s: sent %d bytes to pipe %d\n",
+ __func__, cnt, pipe);
+ }
+
+exit:
+ usb_free_urb(urb);
+ kfree(buf);
+ return retval;
+}
+
+static long vstusb_ioctl(struct file *file, unsigned int cmd, unsigned long arg)
+{
+ int retval = 0;
+ int cnt = -1;
+ void __user *data = (void __user *)arg;
+ struct vstusb_args usb_data;
+
+ struct vstusb_device *vstdev;
+ void *buffer = NULL; /* must be initialized. buffer is
+ * referenced on exit but not all
+ * ioctls allocate it */
+
+ struct urb *urb = NULL; /* must be initialized. urb is
+ * referenced on exit but not all
+ * ioctls allocate it */
+ struct usb_device *dev;
+ unsigned int pipe;
+ int timeout;
+
+ DECLARE_COMPLETION_ONSTACK(done);
+
+ vstdev = file->private_data;
+
+ if (_IOC_TYPE(cmd) != VST_IOC_MAGIC) {
+ dev_warn(&vstdev->usb_dev->dev,
+ "%s: ioctl command %x, bad ioctl magic %x, "
+ "expected %x\n", __func__, cmd,
+ _IOC_TYPE(cmd), VST_IOC_MAGIC);
+ return -EINVAL;
+ }
+
+ if (vstdev == NULL)
+ return -ENODEV;
+
+ if (copy_from_user(&usb_data, data, sizeof(struct vstusb_args))) {
+ dev_err(&vstdev->usb_dev->dev, "%s: can't copy_from_user\n",
+ __func__);
+ return -EFAULT;
+ }
+
+ /* lock this object */
+ if (mutex_lock_interruptible(&vstdev->lock)) {
+ retval = -ERESTARTSYS;
+ goto exit;
+ }
+
+ /* anyone home */
+ if (!vstdev->present) {
+ mutex_unlock(&vstdev->lock);
+ dev_err(&vstdev->usb_dev->dev, "%s: device not present\n",
+ __func__);
+ retval = -ENODEV;
+ goto exit;
+ }
+
+ /* pull out the necessary data */
+ dev = vstdev->usb_dev;
+
+ switch (cmd) {
+
+ case IOCTL_VSTUSB_CONFIG_RW:
+
+ vstdev->rd_pipe = usb_data.rd_pipe;
+ vstdev->rd_timeout_ms = usb_data.rd_timeout_ms;
+ vstdev->wr_pipe = usb_data.wr_pipe;
+ vstdev->wr_timeout_ms = usb_data.wr_timeout_ms;
+
+ mutex_unlock(&vstdev->lock);
+
+ dev_dbg(&dev->dev, "%s: setting pipes/timeouts, "
+ "rdpipe = %d, rdtimeout = %d, "
+ "wrpipe = %d, wrtimeout = %d\n", __func__,
+ vstdev->rd_pipe, vstdev->rd_timeout_ms,
+ vstdev->wr_pipe, vstdev->wr_timeout_ms);
+ break;
+
+ case IOCTL_VSTUSB_SEND_PIPE:
+
+ if ((usb_data.count == 0) || (usb_data.count > VST_MAXBUFFER)) {
+ mutex_unlock(&vstdev->lock);
+ retval = -EINVAL;
+ goto exit;
+ }
+
+ buffer = kmalloc(usb_data.count, GFP_KERNEL);
+ if (buffer == NULL) {
+ mutex_unlock(&vstdev->lock);
+ retval = -ENOMEM;
+ goto exit;
+ }
+
+ urb = usb_alloc_urb(0, GFP_KERNEL);
+ if (!urb) {
+ mutex_unlock(&vstdev->lock);
+ retval = -ENOMEM;
+ goto exit;
+ }
+
+ timeout = usb_data.timeout_ms;
+
+ pipe = usb_sndbulkpipe(dev, usb_data.pipe);
+
+ if (copy_from_user(buffer, usb_data.buffer, usb_data.count)) {
+ dev_err(&dev->dev, "%s: can't copy_from_user\n",
+ __func__);
+ mutex_unlock(&vstdev->lock);
+ retval = -EFAULT;
+ goto exit;
+ }
+
+ usb_anchor_urb(urb, &vstdev->submitted);
+ retval = vstusb_fill_and_send_urb(urb, dev, pipe, buffer,
+ usb_data.count, &done);
+ mutex_unlock(&vstdev->lock);
+ if (retval) {
+ usb_unanchor_urb(urb);
+ dev_err(&dev->dev,
+ "%s: error %d filling and sending urb %d\n",
+ __func__, retval, pipe);
+ goto exit;
+ }
+
+ retval = vstusb_complete_urb(urb, &done, timeout, &cnt);
+ if (retval) {
+ dev_err(&dev->dev, "%s: error %d completing urb %d\n",
+ __func__, retval, pipe);
+ }
+
+ break;
+ case IOCTL_VSTUSB_RECV_PIPE:
+
+ if ((usb_data.count == 0) || (usb_data.count > VST_MAXBUFFER)) {
+ mutex_unlock(&vstdev->lock);
+ retval = -EINVAL;
+ goto exit;
+ }
+
+ buffer = kmalloc(usb_data.count, GFP_KERNEL);
+ if (buffer == NULL) {
+ mutex_unlock(&vstdev->lock);
+ retval = -ENOMEM;
+ goto exit;
+ }
+
+ urb = usb_alloc_urb(0, GFP_KERNEL);
+ if (!urb) {
+ mutex_unlock(&vstdev->lock);
+ retval = -ENOMEM;
+ goto exit;
+ }
+
+ timeout = usb_data.timeout_ms;
+
+ pipe = usb_rcvbulkpipe(dev, usb_data.pipe);
+
+ usb_anchor_urb(urb, &vstdev->submitted);
+ retval = vstusb_fill_and_send_urb(urb, dev, pipe, buffer,
+ usb_data.count, &done);
+ mutex_unlock(&vstdev->lock);
+ if (retval) {
+ usb_unanchor_urb(urb);
+ dev_err(&dev->dev,
+ "%s: error %d filling and sending urb %d\n",
+ __func__, retval, pipe);
+ goto exit;
+ }
+
+ retval = vstusb_complete_urb(urb, &done, timeout, &cnt);
+ if (retval) {
+ dev_err(&dev->dev, "%s: error %d completing urb %d\n",
+ __func__, retval, pipe);
+ goto exit;
+ }
+
+ if (copy_to_user(usb_data.buffer, buffer, cnt)) {
+ dev_err(&dev->dev, "%s: can't copy_to_user\n",
+ __func__);
+ retval = -EFAULT;
+ goto exit;
+ }
+
+ usb_data.count = cnt;
+ if (copy_to_user(data, &usb_data, sizeof(struct vstusb_args))) {
+ dev_err(&dev->dev, "%s: can't copy_to_user\n",
+ __func__);
+ retval = -EFAULT;
+ } else {
+ dev_dbg(&dev->dev, "%s: recv %d bytes from pipe %d\n",
+ __func__, usb_data.count, usb_data.pipe);
+ }
+
+ break;
+
+ default:
+ mutex_unlock(&vstdev->lock);
+ dev_warn(&dev->dev, "ioctl_vstusb: invalid ioctl cmd %x\n",
+ cmd);
+ return -EINVAL;
+ break;
+ }
+exit:
+ usb_free_urb(urb);
+ kfree(buffer);
+ return retval;
+}
+
+static const struct file_operations vstusb_fops = {
+ .owner = THIS_MODULE,
+ .read = vstusb_read,
+ .write = vstusb_write,
+ .unlocked_ioctl = vstusb_ioctl,
+ .compat_ioctl = vstusb_ioctl,
+ .open = vstusb_open,
+ .release = vstusb_release,
+};
+
+static struct usb_class_driver usb_vstusb_class = {
+ .name = "usb/vstusb%d",
+ .fops = &vstusb_fops,
+ .minor_base = VSTUSB_MINOR_BASE,
+};
+
+static int vstusb_probe(struct usb_interface *intf,
+ const struct usb_device_id *id)
+{
+ struct usb_device *dev = interface_to_usbdev(intf);
+ struct vstusb_device *vstdev;
+ int i;
+ int retval = 0;
+
+ /* allocate memory for our device state and intialize it */
+
+ vstdev = kzalloc(sizeof(*vstdev), GFP_KERNEL);
+ if (vstdev == NULL)
+ return -ENOMEM;
+
+ /* must do usb_get_dev() prior to kref_init() since the kref_put()
+ * release function will do a usb_put_dev() */
+ usb_get_dev(dev);
+ kref_init(&vstdev->kref);
+ mutex_init(&vstdev->lock);
+
+ i = dev->descriptor.bcdDevice;
+
+ dev_dbg(&intf->dev, "Version %1d%1d.%1d%1d found at address %d\n",
+ (i & 0xF000) >> 12, (i & 0xF00) >> 8,
+ (i & 0xF0) >> 4, (i & 0xF), dev->devnum);
+
+ vstdev->present = 1;
+ vstdev->isopen = 0;
+ vstdev->usb_dev = dev;
+ init_usb_anchor(&vstdev->submitted);
+
+ usb_set_intfdata(intf, vstdev);
+ retval = usb_register_dev(intf, &usb_vstusb_class);
+ if (retval) {
+ dev_err(&intf->dev,
+ "%s: Not able to get a minor for this device.\n",
+ __func__);
+ usb_set_intfdata(intf, NULL);
+ kref_put(&vstdev->kref, vstusb_delete);
+ return retval;
+ }
+
+ /* let the user know what node this device is now attached to */
+ dev_info(&intf->dev,
+ "VST USB Device #%d now attached to major %d minor %d\n",
+ (intf->minor - VSTUSB_MINOR_BASE), USB_MAJOR, intf->minor);
+
+ dev_info(&intf->dev, "%s, %s\n", DRIVER_DESC, DRIVER_VERSION);
+
+ return retval;
+}
+
+static void vstusb_disconnect(struct usb_interface *intf)
+{
+ struct vstusb_device *vstdev = usb_get_intfdata(intf);
+
+ usb_deregister_dev(intf, &usb_vstusb_class);
+ usb_set_intfdata(intf, NULL);
+
+ if (vstdev) {
+
+ mutex_lock(&vstdev->lock);
+ vstdev->present = 0;
+
+ usb_kill_anchored_urbs(&vstdev->submitted);
+
+ mutex_unlock(&vstdev->lock);
+
+ kref_put(&vstdev->kref, vstusb_delete);
+ }
+
+}
+
+static int vstusb_suspend(struct usb_interface *intf, pm_message_t message)
+{
+ struct vstusb_device *vstdev = usb_get_intfdata(intf);
+ int time;
+ if (!vstdev)
+ return 0;
+
+ mutex_lock(&vstdev->lock);
+ time = usb_wait_anchor_empty_timeout(&vstdev->submitted, 1000);
+ if (!time)
+ usb_kill_anchored_urbs(&vstdev->submitted);
+ mutex_unlock(&vstdev->lock);
+
+ return 0;
+}
+
+static int vstusb_resume(struct usb_interface *intf)
+{
+ return 0;
+}
+
+static struct usb_driver vstusb_driver = {
+ .name = "vstusb",
+ .probe = vstusb_probe,
+ .disconnect = vstusb_disconnect,
+ .suspend = vstusb_suspend,
+ .resume = vstusb_resume,
+ .id_table = id_table,
+};
+
+static int __init vstusb_init(void)
+{
+ int rc;
+
+ rc = usb_register(&vstusb_driver);
+ if (rc)
+ printk(KERN_ERR "%s: failed to register (%d)", __func__, rc);
+
+ return rc;
+}
+
+static void __exit vstusb_exit(void)
+{
+ usb_deregister(&vstusb_driver);
+}
+
+module_init(vstusb_init);
+module_exit(vstusb_exit);
+
+MODULE_AUTHOR("Dennis O'Brien/Stephen Ware");
+MODULE_DESCRIPTION(DRIVER_VERSION);
+MODULE_LICENSE("GPL");
generated by cgit v1.2.3 (git 2.39.0) at 2024-12-12 17:46:03 +0300