On Fri, Mar 22, 2002 at 03:59:32PM -0800, Greg KH wrote:
> [EMAIL PROTECTED], 2002-03-22 14:47:54-08:00, [EMAIL PROTECTED]
> USB HID driver
>
> Workaround for the ATEN keyboard switches
>
> drivers/usb/hid-core.c | 34 ++++++++++++++++++++++++++--------
> drivers/usb/hid.h | 2 ++
> 2 files changed, 28 insertions(+), 8 deletions(-)
# This is a BitKeeper generated patch for the following project:
# Project Name: Linux kernel tree
# This patch format is intended for GNU patch command version 2.5 or higher.
# This patch includes the following deltas:
# ChangeSet 1.229 -> 1.230
# drivers/usb/hid.h 1.6 -> 1.7
# drivers/usb/hid-core.c 1.8 -> 1.9
#
# The following is the BitKeeper ChangeSet Log
# --------------------------------------------
# 02/03/22 [EMAIL PROTECTED] 1.230
# USB HID driver
#
# Workaround for the ATEN keyboard switches
# --------------------------------------------
#
diff -Nru a/drivers/usb/hid-core.c b/drivers/usb/hid-core.c
--- a/drivers/usb/hid-core.c Fri Mar 22 15:47:57 2002
+++ b/drivers/usb/hid-core.c Fri Mar 22 15:47:57 2002
@@ -897,6 +897,9 @@
u8 data[len];
int read;
+ if (hid->quirks & HID_QUIRK_NOGET)
+ return;
+
if ((read = usb_get_report(hid->dev, hid->ifnum, report->type + 1, report->id,
data, len)) != len) {
dbg("reading report type %d id %d failed len %d read %d", report->type
+ 1, report->id, len, read);
return;
@@ -1076,16 +1079,25 @@
#define USB_DEVICE_ID_WACOM_GRAPHIRE 0x0010
#define USB_DEVICE_ID_WACOM_INTUOS 0x0020
+#define USB_VENDOR_ID_ATEN 0x0557
+#define USB_DEVICE_ID_ATEN_UC100KM 0x2004
+#define USB_DEVICE_ID_ATEN_CS124U 0x2202
+#define USB_DEVICE_ID_ATEN_2PORTKVM 0x2204
+
struct hid_blacklist {
__u16 idVendor;
__u16 idProduct;
+ unsigned quirks;
} hid_blacklist[] = {
- { USB_VENDOR_ID_WACOM, USB_DEVICE_ID_WACOM_GRAPHIRE },
- { USB_VENDOR_ID_WACOM, USB_DEVICE_ID_WACOM_INTUOS },
- { USB_VENDOR_ID_WACOM, USB_DEVICE_ID_WACOM_INTUOS + 1},
- { USB_VENDOR_ID_WACOM, USB_DEVICE_ID_WACOM_INTUOS + 2},
- { USB_VENDOR_ID_WACOM, USB_DEVICE_ID_WACOM_INTUOS + 3},
- { USB_VENDOR_ID_WACOM, USB_DEVICE_ID_WACOM_INTUOS + 4},
+ { USB_VENDOR_ID_WACOM, USB_DEVICE_ID_WACOM_GRAPHIRE, HID_QUIRK_IGNORE },
+ { USB_VENDOR_ID_WACOM, USB_DEVICE_ID_WACOM_INTUOS, HID_QUIRK_IGNORE },
+ { USB_VENDOR_ID_WACOM, USB_DEVICE_ID_WACOM_INTUOS + 1, HID_QUIRK_IGNORE },
+ { USB_VENDOR_ID_WACOM, USB_DEVICE_ID_WACOM_INTUOS + 2, HID_QUIRK_IGNORE },
+ { USB_VENDOR_ID_WACOM, USB_DEVICE_ID_WACOM_INTUOS + 3, HID_QUIRK_IGNORE },
+ { USB_VENDOR_ID_WACOM, USB_DEVICE_ID_WACOM_INTUOS + 4, HID_QUIRK_IGNORE },
+ { USB_VENDOR_ID_ATEN, USB_DEVICE_ID_ATEN_UC100KM, HID_QUIRK_NOGET },
+ { USB_VENDOR_ID_ATEN, USB_DEVICE_ID_ATEN_CS124U, HID_QUIRK_NOGET },
+ { USB_VENDOR_ID_ATEN, USB_DEVICE_ID_ATEN_2PORTKVM, HID_QUIRK_NOGET },
{ 0, 0 }
};
@@ -1094,13 +1106,17 @@
struct usb_interface_descriptor *interface =
dev->actconfig->interface[ifnum].altsetting + 0;
struct hid_descriptor *hdesc;
struct hid_device *hid;
- unsigned rsize = 0;
+ unsigned quirks = 0, rsize = 0;
char *buf;
int n;
for (n = 0; hid_blacklist[n].idVendor; n++)
if ((hid_blacklist[n].idVendor == dev->descriptor.idVendor) &&
- (hid_blacklist[n].idProduct == dev->descriptor.idProduct))
return NULL;
+ (hid_blacklist[n].idProduct == dev->descriptor.idProduct))
+ quirks = hid_blacklist[n].quirks;
+
+ if (quirks & HID_QUIRK_IGNORE)
+ return NULL;
if (usb_get_extra_descriptor(interface, USB_DT_HID, &hdesc) &&
((!interface->bNumEndpoints) ||
usb_get_extra_descriptor(&interface->endpoint[0], USB_DT_HID,
&hdesc))) {
@@ -1137,6 +1153,8 @@
return NULL;
}
}
+
+ hid->quirks = quirks;
for (n = 0; n < interface->bNumEndpoints; n++) {
diff -Nru a/drivers/usb/hid.h b/drivers/usb/hid.h
--- a/drivers/usb/hid.h Fri Mar 22 15:47:57 2002
+++ b/drivers/usb/hid.h Fri Mar 22 15:47:57 2002
@@ -184,6 +184,8 @@
#define HID_QUIRK_INVERT 0x01
#define HID_QUIRK_NOTOUCH 0x02
+#define HID_QUIRK_IGNORE 0x04
+#define HID_QUIRK_NOGET 0x08
/*
* This is the global enviroment of the parser. This information is
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