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V4L/DVB (3906): ZC0301 driver updates 

This is a patch fixing a small bug in zc0301_start_transfer()
introduced in the ZC0301 driver v1.04.

Signed-off-by: Luca Risolia <luca.risolia@studio.unibo.it>
Signed-off-by: Mauro Carvalho Chehab <mchehab@infradead.org>
This commit is contained in:
Luca Risolia 2006-04-26 10:19:49 -03:00 committed by Mauro Carvalho Chehab
parent 81ad342866
commit a87cde0bfb
1 changed files with 10 additions and 9 deletions
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19
drivers/media/video/zc0301/zc0301_core.c
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@ -1,5 +1,5 @@
/*************************************************************************** /***************************************************************************
* Video4Linux2 driver for ZC0301 Image Processor and Control Chip * * Video4Linux2 driver for ZC0301[P] Image Processor and Control Chip *
* * * *
* Copyright (C) 2006 by Luca Risolia <luca.risolia@studio.unibo.it> * * Copyright (C) 2006 by Luca Risolia <luca.risolia@studio.unibo.it> *
* * * *
@ -47,13 +47,13 @@
/*****************************************************************************/ /*****************************************************************************/
#define ZC0301_MODULE_NAME "V4L2 driver for ZC0301 " \ #define ZC0301_MODULE_NAME "V4L2 driver for ZC0301[P] " \
"Image Processor and Control Chip" "Image Processor and Control Chip"
#define ZC0301_MODULE_AUTHOR "(C) 2006 Luca Risolia" #define ZC0301_MODULE_AUTHOR "(C) 2006 Luca Risolia"
#define ZC0301_AUTHOR_EMAIL "<luca.risolia@studio.unibo.it>" #define ZC0301_AUTHOR_EMAIL "<luca.risolia@studio.unibo.it>"
#define ZC0301_MODULE_LICENSE "GPL" #define ZC0301_MODULE_LICENSE "GPL"
#define ZC0301_MODULE_VERSION "1:1.04" #define ZC0301_MODULE_VERSION "1:1.05"
#define ZC0301_MODULE_VERSION_CODE KERNEL_VERSION(1, 0, 4) #define ZC0301_MODULE_VERSION_CODE KERNEL_VERSION(1, 0, 5)
/*****************************************************************************/ /*****************************************************************************/
@ -427,10 +427,11 @@ static void zc0301_urb_complete(struct urb *urb, struct pt_regs* regs)
static int zc0301_start_transfer(struct zc0301_device* cam) static int zc0301_start_transfer(struct zc0301_device* cam)
{ {
struct usb_device *udev = cam->usbdev; struct usb_device *udev = cam->usbdev;
struct usb_host_interface* altsetting = usb_altnum_to_altsetting(
usb_ifnum_to_if(udev, 0),
ZC0301_ALTERNATE_SETTING);
const unsigned int psz = altsetting->endpoint[0].desc.wMaxPacketSize;
struct urb* urb; struct urb* urb;
const unsigned int wMaxPacketSize[] = {0, 128, 192, 256, 384,
512, 768, 1023};
const unsigned int psz = wMaxPacketSize[ZC0301_ALTERNATE_SETTING];
s8 i, j; s8 i, j;
int err = 0; int err = 0;
@ -1914,7 +1915,7 @@ zc0301_usb_probe(struct usb_interface* intf, const struct usb_device_id* id)
mutex_init(&cam->dev_mutex); mutex_init(&cam->dev_mutex);
DBG(2, "ZC0301 Image Processor and Control Chip detected " DBG(2, "ZC0301[P] Image Processor and Control Chip detected "
"(vid/pid 0x%04X/0x%04X)",id->idVendor, id->idProduct); "(vid/pid 0x%04X/0x%04X)",id->idVendor, id->idProduct);
for (i = 0; zc0301_sensor_table[i]; i++) { for (i = 0; zc0301_sensor_table[i]; i++) {
@ -1936,7 +1937,7 @@ zc0301_usb_probe(struct usb_interface* intf, const struct usb_device_id* id)
cam->state |= DEV_MISCONFIGURED; cam->state |= DEV_MISCONFIGURED;
} }
strcpy(cam->v4ldev->name, "ZC0301 PC Camera"); strcpy(cam->v4ldev->name, "ZC0301[P] PC Camera");
cam->v4ldev->owner = THIS_MODULE; cam->v4ldev->owner = THIS_MODULE;
cam->v4ldev->type = VID_TYPE_CAPTURE | VID_TYPE_SCALES; cam->v4ldev->type = VID_TYPE_CAPTURE | VID_TYPE_SCALES;
cam->v4ldev->hardware = 0; cam->v4ldev->hardware = 0;