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comparison dmx_usb_module/dmx_usb.c @ 875:2b2ad8e7cb9f

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update dmx_usb. ok on kernel 3.5.0 Ignore-this: 207b5a346c5e1e781d46ddcb44d510bf
author Drew Perttula <drewp@bigasterisk.com>
date Fri, 07 Jun 2013 06:40:07 +0000
parents 01d330152a18
children f9aab7275d4e
comparison
equal deleted inserted replaced
874:167a61d3cfbf 875:2b2ad8e7cb9f
46 #undef dbg 46 #undef dbg
47 #define dbg(format, arg...) do { if (debug) printk(KERN_DEBUG __FILE__ ": " format "\n" , ## arg); } while (0) 47 #define dbg(format, arg...) do { if (debug) printk(KERN_DEBUG __FILE__ ": " format "\n" , ## arg); } while (0)
48 48
49 #ifndef info 49 #ifndef info
50 #define info(format, arg...) do { printk(KERN_INFO __FILE__ ": " format "\n" , ## arg); } while (0) 50 #define info(format, arg...) do { printk(KERN_INFO __FILE__ ": " format "\n" , ## arg); } while (0)
51 #endif
52
53 #ifndef err
54 #define err(format, arg...) do { printk(KERN_INFO __FILE__ ": (error) " format "\n" , ## arg); } while (0)
51 #endif 55 #endif
52 56
53 /* Version Information */ 57 /* Version Information */
54 #define DRIVER_VERSION "v0.1.20111215" 58 #define DRIVER_VERSION "v0.1.20111215"
55 #define DRIVER_AUTHOR "Erwin Rol, erwin@erwinrol.com" 59 #define DRIVER_AUTHOR "Erwin Rol, erwin@erwinrol.com"
629 size_t buffer_size; 633 size_t buffer_size;
630 int i; 634 int i;
631 int retval = -ENOMEM; 635 int retval = -ENOMEM;
632 636
633 /* See if the device offered us matches what we can accept */ 637 /* See if the device offered us matches what we can accept */
634 if ((udev->descriptor.idVendor != FTDI_VID) || 638 if ((le16_to_cpu(udev->descriptor.idVendor) != FTDI_VID) ||
635 (udev->descriptor.idProduct != FTDI_8U232AM_PID)) { 639 (le16_to_cpu(udev->descriptor.idProduct) != FTDI_8U232AM_PID)) {
636 return -ENODEV; 640 return -ENODEV;
637 } 641 }
638 642
639 /* allocate memory for our device state and initialize it */ 643 /* allocate memory for our device state and initialize it */
640 dev = kmalloc (sizeof(struct dmx_usb_device), GFP_KERNEL); 644 dev = kmalloc (sizeof(struct dmx_usb_device), GFP_KERNEL);