void-packages/srcpkgs/cups/patches/usb-backend-reset-after-job-only-for-specific-devices.patch

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--- cups/backend/usb-libusb.c.orig 2012-07-16 19:10:55.000000000 +0200
+++ cups/backend/usb-libusb.c 2012-08-06 11:01:58.034150159 +0200
@@ -70,7 +70,7 @@
read_endp, /* Read endpoint */
protocol, /* Protocol: 1 = Uni-di, 2 = Bi-di. */
usblp_attached, /* "usblp" kernel module attached? */
- opened_for_job; /* Set to 1 by print_device() */
+ reset_after_job; /* Set to 1 by print_device() */
unsigned int quirks; /* Quirks flags */
struct libusb_device_handle *handle; /* Open handle to device */
} usb_printer_t;
@@ -122,6 +122,8 @@
#define USBLP_QUIRK_USB_INIT 0x2 /* needs vendor USB init string */
#define USBLP_QUIRK_BAD_CLASS 0x4 /* descriptor uses vendor-specific
Class or SubClass */
+#define USBLP_QUIRK_RESET 0x4000 /* After printing do a reset
+ for clean-up */
#define USBLP_QUIRK_NO_REATTACH 0x8000 /* After printing we cannot re-attach
the usblp kernel module */
@@ -147,9 +149,11 @@
{ 0x04b8, 0x0202, USBLP_QUIRK_BAD_CLASS }, /* Seiko Epson Receipt
Printer M129C */
{ 0x067b, 0x2305, USBLP_QUIRK_BIDIR |
- USBLP_QUIRK_NO_REATTACH },
+ USBLP_QUIRK_NO_REATTACH |
+ USBLP_QUIRK_RESET },
/* Prolific Technology, Inc. PL2305 Parallel Port
(USB -> Parallel adapter) */
+ { 0x04e8, 0x0000, USBLP_QUIRK_RESET }, /* All Samsung devices */
{ 0, 0 }
};
@@ -256,7 +260,12 @@
}
g.print_fd = print_fd;
- g.printer->opened_for_job = 1;
+
+ /*
+ * Some devices need a reset after finishing a job, these devices are
+ * marked with the USBLP_QUIRK_RESET quirk.
+ */
+ g.printer->reset_after_job = (g.printer->quirks & USBLP_QUIRK_RESET ? 1 : 0);
/*
* If we are printing data from a print driver on stdin, ignore SIGTERM
@@ -772,7 +781,7 @@
* Reset the device to clean up after the job
*/
- if (printer->opened_for_job == 1)
+ if (printer->reset_after_job == 1)
{
if ((errcode = libusb_reset_device(printer->handle)) < 0)
fprintf(stderr,
@@ -1288,7 +1297,7 @@
}
printer->usblp_attached = 0;
- printer->opened_for_job = 0;
+ printer->reset_after_job = 0;
if (verbose)
fputs("STATE: +connecting-to-device\n", stderr);
@@ -1586,7 +1595,7 @@
for (i = 0; quirk_printers[i].vendorId; i++)
{
if (vendor == quirk_printers[i].vendorId &&
- product == quirk_printers[i].productId)
+ (product == 0x0000 || product == quirk_printers[i].productId))
return quirk_printers[i].quirks;
}
return 0;