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-rw-r--r--debian/changelog9
-rw-r--r--debian/patches/0100-usb3-corrections.patch168
-rw-r--r--debian/patches/series1
-rw-r--r--debian/saned@.service2
4 files changed, 179 insertions, 1 deletions
diff --git a/debian/changelog b/debian/changelog
index 65c3fef..ef61ced 100644
--- a/debian/changelog
+++ b/debian/changelog
@@ -1,3 +1,12 @@
+sane-backends (1.0.24-8) unstable; urgency=medium
+
+ * New debian/patch/0100-usb3-corrections.patch:
+ - Backport of upstream Vcc to correct USB3/xhci problems (Closes: #738592).
+ * debian/saned@.service:
+ - Move Alias to section [Install] (Closes: #773371).
+
+ -- Jörg Frings-Fürst <debian@jff-webhosting.net> Fri, 26 Dec 2014 14:00:20 +0100
+
sane-backends (1.0.24-7) unstable; urgency=medium
* debian/rules:
diff --git a/debian/patches/0100-usb3-corrections.patch b/debian/patches/0100-usb3-corrections.patch
new file mode 100644
index 0000000..eb2d5a5
--- /dev/null
+++ b/debian/patches/0100-usb3-corrections.patch
@@ -0,0 +1,168 @@
+Description: work around USB3/xhci problems in Linux.
+ Backport from upstream.
+Author: m. allan noah <kitno455 at gmail dot com>
+Origin: upstream,http://anonscm.debian.org/cgit/sane/sane-backends.git/commit/?id=014b45d920f1fb630e1a31bb01f1da02ea2a6a87
+Bug-Debian: https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=738592
+Forwarded: not-needed
+Last-Update: 2014-12-26
+---
+This patch header follows DEP-3: http://dep.debian.net/deps/dep3/
+Index: trunk/sanei/sanei_usb.c
+===================================================================
+--- trunk.orig/sanei/sanei_usb.c
++++ trunk/sanei/sanei_usb.c
+@@ -154,6 +154,7 @@ typedef struct
+ SANE_Int control_in_ep;
+ SANE_Int control_out_ep;
+ SANE_Int interface_nr;
++ SANE_Int alt_setting;
+ SANE_Int missing;
+ #ifdef HAVE_LIBUSB
+ usb_dev_handle *libusb_handle;
+@@ -635,6 +636,7 @@ static void usbcall_scan_devices(void)
+ device.product = pDevDesc->idProduct;
+ device.method = sanei_usb_method_usbcalls;
+ device.interface_nr = interface;
++ device.alt_setting = 0;
+ DBG (4, "%s: found usbcalls device (0x%04x/0x%04x) as device number %s\n", __func__,
+ pDevDesc->idVendor, pDevDesc->idProduct,device.devname);
+ store_device(device);
+@@ -821,7 +823,7 @@ static void libusb_scan_devices(void)
+ "scanner (%d/%d)\n", __func__, dev->descriptor.idVendor,
+ dev->descriptor.idProduct, interface,
+ dev->descriptor.bDeviceClass,
+- dev->config[0].interface[interface].altsetting != 0
++ dev->config[0].interface[interface].num_altsetting != 0
+ ? dev->config[0].interface[interface].altsetting[0].
+ bInterfaceClass : -1);
+ }
+@@ -845,6 +847,7 @@ static void libusb_scan_devices(void)
+ device.product = dev->descriptor.idProduct;
+ device.method = sanei_usb_method_libusb;
+ device.interface_nr = interface;
++ device.alt_setting = 0;
+ DBG (4,
+ "%s: found libusb device (0x%04x/0x%04x) interface "
+ "%d at %s\n", __func__,
+@@ -991,7 +994,7 @@ static void libusb_scan_devices(void)
+ "%s: device 0x%04x/0x%04x, interface %d "
+ "doesn't look like a scanner (%d/%d)\n", __func__,
+ vid, pid, interface, desc.bDeviceClass,
+- (config0->interface[interface].altsetting != 0)
++ (config0->interface[interface].num_altsetting != 0)
+ ? config0->interface[interface].altsetting[0].bInterfaceClass : -1);
+ }
+
+@@ -1018,6 +1021,7 @@ static void libusb_scan_devices(void)
+ device.product = pid;
+ device.method = sanei_usb_method_libusb;
+ device.interface_nr = interface;
++ device.alt_setting = 0;
+ DBG (4,
+ "%s: found libusb-1.0 device (0x%04x/0x%04x) interface "
+ "%d at %s\n", __func__,
+@@ -2128,22 +2132,24 @@ sanei_usb_close (SANE_Int dn)
+ else
+ #ifdef HAVE_LIBUSB
+ {
+-#if 0
+- /* Should only be done in case of a stall */
+- usb_clear_halt (devices[dn].libusb_handle, devices[dn].bulk_in_ep);
+- usb_clear_halt (devices[dn].libusb_handle, devices[dn].bulk_out_ep);
+- usb_clear_halt (devices[dn].libusb_handle, devices[dn].iso_in_ep);
+- /* be careful, we don't know if we are in DATA0 stage now */
+- usb_resetep (devices[dn].libusb_handle, devices[dn].bulk_in_ep);
+- usb_resetep (devices[dn].libusb_handle, devices[dn].bulk_out_ep);
+- usb_resetep (devices[dn].libusb_handle, devices[dn].iso_in_ep);
+-#endif /* 0 */
++ /* This call seems to be required by Linux xhci driver
++ * even though it should be a no-op. Without it, the
++ * host or driver does not reset it's data toggle bit.
++ * We intentionally ignore the return val */
++ sanei_usb_set_altinterface (dn, devices[dn].alt_setting);
++
+ usb_release_interface (devices[dn].libusb_handle,
+ devices[dn].interface_nr);
+ usb_close (devices[dn].libusb_handle);
+ }
+ #elif defined(HAVE_LIBUSB_1_0)
+ {
++ /* This call seems to be required by Linux xhci driver
++ * even though it should be a no-op. Without it, the
++ * host or driver does not reset it's data toggle bit.
++ * We intentionally ignore the return val */
++ sanei_usb_set_altinterface (dn, devices[dn].alt_setting);
++
+ libusb_release_interface (devices[dn].lu_handle,
+ devices[dn].interface_nr);
+ libusb_close (devices[dn].lu_handle);
+@@ -2168,7 +2174,6 @@ sanei_usb_set_timeout (SANE_Int timeout)
+ SANE_Status
+ sanei_usb_clear_halt (SANE_Int dn)
+ {
+-#ifdef HAVE_LIBUSB
+ int ret;
+
+ if (dn >= device_number || dn < 0)
+@@ -2177,6 +2182,14 @@ sanei_usb_clear_halt (SANE_Int dn)
+ return SANE_STATUS_INVAL;
+ }
+
++#ifdef HAVE_LIBUSB
++
++ /* This call seems to be required by Linux xhci driver
++ * even though it should be a no-op. Without it, the
++ * host or driver does not send the clear to the device.
++ * We intentionally ignore the return val */
++ sanei_usb_set_altinterface (dn, devices[dn].alt_setting);
++
+ ret = usb_clear_halt (devices[dn].libusb_handle, devices[dn].bulk_in_ep);
+ if (ret){
+ DBG (1, "sanei_usb_clear_halt: BULK_IN ret=%d\n", ret);
+@@ -2189,18 +2202,13 @@ sanei_usb_clear_halt (SANE_Int dn)
+ return SANE_STATUS_INVAL;
+ }
+
+- /* be careful, we don't know if we are in DATA0 stage now
+- ret = usb_resetep (devices[dn].libusb_handle, devices[dn].bulk_in_ep);
+- ret = usb_resetep (devices[dn].libusb_handle, devices[dn].bulk_out_ep);
+- */
+ #elif defined(HAVE_LIBUSB_1_0)
+- int ret;
+
+- if (dn >= device_number || dn < 0)
+- {
+- DBG (1, "sanei_usb_clear_halt: dn >= device number || dn < 0\n");
+- return SANE_STATUS_INVAL;
+- }
++ /* This call seems to be required by Linux xhci driver
++ * even though it should be a no-op. Without it, the
++ * host or driver does not send the clear to the device.
++ * We intentionally ignore the return val */
++ sanei_usb_set_altinterface (dn, devices[dn].alt_setting);
+
+ ret = libusb_clear_halt (devices[dn].lu_handle, devices[dn].bulk_in_ep);
+ if (ret){
+@@ -3038,6 +3046,8 @@ sanei_usb_set_altinterface (SANE_Int dn,
+
+ DBG (5, "sanei_usb_set_altinterface: alternate = %d\n", alternate);
+
++ devices[dn].alt_setting = alternate;
++
+ if (devices[dn].method == sanei_usb_method_scanner_driver)
+ {
+ #if defined(__linux__)
+Index: trunk/ChangeLog
+===================================================================
+--- trunk.orig/ChangeLog
++++ trunk/ChangeLog
+@@ -1,3 +1,9 @@
++2014-12-16 m. allan noah <kitno455 at gmail dot com>
++ * sanei/sanei_usb.c: add calls to sanei_usb_set_altinterface in
++ sanei_usb_close and sanei_usb_clear_halt- hopefully work around
++ USB3/xhci problems in Linux.
++
++
+ ****** Release of sane-backends 1.0.24. End of code freeze ******
+
+ 2013-09-30 m. allan noah <kitno455 at gmail dot com>
diff --git a/debian/patches/series b/debian/patches/series
index e081d43..5586d9d 100644
--- a/debian/patches/series
+++ b/debian/patches/series
@@ -21,3 +21,4 @@ ppc64el.patch
hp5370c.patch
out_of_bounds.patch
0500-systemd_configure.patch
+0100-usb3-corrections.patch
diff --git a/debian/saned@.service b/debian/saned@.service
index 8b406eb..c477210 100644
--- a/debian/saned@.service
+++ b/debian/saned@.service
@@ -1,7 +1,6 @@
[Unit]
Description=Scanner Service
Requires=saned.socket
-Alias=saned
[Service]
ExecStart=/usr/sbin/saned
@@ -15,3 +14,4 @@ Environment=SANE_CONFIG_DIR=/etc/sane.d
[Install]
Also=saned.socket
+Alias=saned
generated by cgit v1.2.3 (git 2.25.1) at 2025-10-31 23:07:56 +0000