" quirks=vendorID:productID:quirks"
" where vendorID, productID, and quirks are all in"
" 0x-prefixed hex");
+static char *rdesc_quirks_param[MAX_USBHID_BOOT_QUIRKS] = { [ 0 ... (MAX_USBHID_BOOT_QUIRKS - 1) ] = NULL };
+module_param_array_named(rdesc_quirks, rdesc_quirks_param, charp, NULL, 0444);
+MODULE_PARM_DESC(rdesc_quirks, "Add/modify report descriptor quirks by specifying "
+ " rdesc_quirks=vendorID:productID:rdesc_quirks"
+ " where vendorID, productID, and rdesc_quirks are all in"
+ " 0x-prefixed hex");
/*
* Input submission and I/O error handler.
*/
usb_buffer_free(dev, usbhid->bufsize, usbhid->ctrlbuf, usbhid->ctrlbuf_dma);
}
-/*
- * Cherry Cymotion keyboard have an invalid HID report descriptor,
- * that needs fixing before we can parse it.
- */
-
-static void hid_fixup_cymotion_descriptor(char *rdesc, int rsize)
-{
- if (rsize >= 17 && rdesc[11] == 0x3c && rdesc[12] == 0x02) {
- info("Fixing up Cherry Cymotion report descriptor");
- rdesc[11] = rdesc[16] = 0xff;
- rdesc[12] = rdesc[17] = 0x03;
- }
-}
-
/*
* Sending HID_REQ_GET_REPORT changes the operation mode of the ps3 controller
* to "operational". Without this, the ps3 controller will not report any
kfree(buf);
}
-/*
- * Certain Logitech keyboards send in report #3 keys which are far
- * above the logical maximum described in descriptor. This extends
- * the original value of 0x28c of logical maximum to 0x104d
- */
-static void hid_fixup_logitech_descriptor(unsigned char *rdesc, int rsize)
-{
- if (rsize >= 90 && rdesc[83] == 0x26
- && rdesc[84] == 0x8c
- && rdesc[85] == 0x02) {
- info("Fixing up Logitech keyboard report descriptor");
- rdesc[84] = rdesc[89] = 0x4d;
- rdesc[85] = rdesc[90] = 0x10;
- }
-}
-
-/* Petalynx Maxter Remote has maximum for consumer page set too low */
-static void hid_fixup_petalynx_descriptor(unsigned char *rdesc, int rsize)
-{
- if (rsize >= 60 && rdesc[39] == 0x2a
- && rdesc[40] == 0xf5
- && rdesc[41] == 0x00
- && rdesc[59] == 0x26
- && rdesc[60] == 0xf9
- && rdesc[61] == 0x00) {
- info("Fixing up Petalynx Maxter Remote report descriptor");
- rdesc[60] = 0xfa;
- rdesc[40] = 0xfa;
- }
-}
-
-/*
- * Some USB barcode readers from cypress have usage min and usage max in
- * the wrong order
- */
-static void hid_fixup_cypress_descriptor(unsigned char *rdesc, int rsize)
-{
- short fixed = 0;
- int i;
-
- for (i = 0; i < rsize - 4; i++) {
- if (rdesc[i] == 0x29 && rdesc [i+2] == 0x19) {
- unsigned char tmp;
-
- rdesc[i] = 0x19; rdesc[i+2] = 0x29;
- tmp = rdesc[i+3];
- rdesc[i+3] = rdesc[i+1];
- rdesc[i+1] = tmp;
- }
- }
-
- if (fixed)
- info("Fixing up Cypress report descriptor");
-}
-
static struct hid_device *usb_hid_configure(struct usb_interface *intf)
{
struct usb_host_interface *interface = intf->cur_altsetting;
return NULL;
}
- if ((quirks & HID_QUIRK_CYMOTION))
- hid_fixup_cymotion_descriptor(rdesc, rsize);
-
- if (quirks & HID_QUIRK_LOGITECH_DESCRIPTOR)
- hid_fixup_logitech_descriptor(rdesc, rsize);
-
- if (quirks & HID_QUIRK_SWAPPED_MIN_MAX)
- hid_fixup_cypress_descriptor(rdesc, rsize);
-
- if (quirks & HID_QUIRK_PETALYNX_DESCRIPTOR)
- hid_fixup_petalynx_descriptor(rdesc, rsize);
+ usbhid_fixup_report_descriptor(le16_to_cpu(dev->descriptor.idVendor),
+ le16_to_cpu(dev->descriptor.idProduct), rdesc,
+ rsize, rdesc_quirks_param);
#ifdef CONFIG_HID_DEBUG
printk(KERN_DEBUG __FILE__ ": report descriptor (size %u, read %d) = ", rsize, n);
{ USB_VENDOR_ID_SAITEK, USB_DEVICE_ID_SAITEK_RUMBLEPAD, HID_QUIRK_BADPAD },
{ USB_VENDOR_ID_TOPMAX, USB_DEVICE_ID_TOPMAX_COBRAPAD, HID_QUIRK_BADPAD },
- { USB_VENDOR_ID_CHERRY, USB_DEVICE_ID_CHERRY_CYMOTION, HID_QUIRK_CYMOTION },
-
{ USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_DINOVO_EDGE, HID_QUIRK_DUPLICATE_USAGES },
{ USB_VENDOR_ID_BELKIN, USB_DEVICE_ID_FLIP_KVM, HID_QUIRK_HIDDEV },
{ USB_VENDOR_ID_ACECAD, USB_DEVICE_ID_ACECAD_FLAIR, HID_QUIRK_IGNORE },
{ USB_VENDOR_ID_ACECAD, USB_DEVICE_ID_ACECAD_302, HID_QUIRK_IGNORE },
- { USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_MX3000_RECEIVER, HID_QUIRK_LOGITECH_DESCRIPTOR },
- { USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_S510_RECEIVER, HID_QUIRK_LOGITECH_DESCRIPTOR },
- { USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_S510_RECEIVER_2, HID_QUIRK_LOGITECH_DESCRIPTOR },
-
{ USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_MIGHTYMOUSE, HID_QUIRK_MIGHTYMOUSE | HID_QUIRK_INVERT_HWHEEL },
{ USB_VENDOR_ID_PANTHERLORD, USB_DEVICE_ID_PANTHERLORD_TWIN_USB_JOYSTICK, HID_QUIRK_MULTI_INPUT | HID_QUIRK_SKIP_OUTPUT_REPORTS },
{ USB_VENDOR_ID_PLAYDOTCOM, USB_DEVICE_ID_PLAYDOTCOM_EMS_USBII, HID_QUIRK_MULTI_INPUT },
- { USB_VENDOR_ID_PETALYNX, USB_DEVICE_ID_PETALYNX_MAXTER_REMOTE, HID_QUIRK_PETALYNX_DESCRIPTOR | HID_QUIRK_NOGET },
-
{ USB_VENDOR_ID_SONY, USB_DEVICE_ID_SONY_PS3_CONTROLLER, HID_QUIRK_SONY_PS3_CONTROLLER },
{ USB_VENDOR_ID_ATEN, USB_DEVICE_ID_ATEN_UC100KM, HID_QUIRK_NOGET },
{ USB_VENDOR_ID_ATEN, USB_DEVICE_ID_ATEN_4PORTKVM, HID_QUIRK_NOGET },
{ USB_VENDOR_ID_ATEN, USB_DEVICE_ID_ATEN_4PORTKVMC, HID_QUIRK_NOGET },
{ USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_WHEEL, HID_QUIRK_NOGET },
+ { USB_VENDOR_ID_PETALYNX, USB_DEVICE_ID_PETALYNX_MAXTER_REMOTE, HID_QUIRK_NOGET },
{ USB_VENDOR_ID_SUN, USB_DEVICE_ID_RARITAN_KVM_DONGLE, HID_QUIRK_NOGET },
{ USB_VENDOR_ID_TURBOX, USB_DEVICE_ID_TURBOX_KEYBOARD, HID_QUIRK_NOGET },
{ USB_VENDOR_ID_WISEGROUP, USB_DEVICE_ID_DUAL_USB_JOYPAD, HID_QUIRK_NOGET | HID_QUIRK_MULTI_INPUT },
{ USB_VENDOR_ID_DELL, USB_DEVICE_ID_DELL_W7658, HID_QUIRK_RESET_LEDS },
- { USB_VENDOR_ID_CYPRESS, USB_DEVICE_ID_CYPRESS_BARCODE_1, HID_QUIRK_SWAPPED_MIN_MAX },
- { USB_VENDOR_ID_CYPRESS, USB_DEVICE_ID_CYPRESS_BARCODE_2, HID_QUIRK_SWAPPED_MIN_MAX },
+ { 0, 0 }
+};
+
+/* Quirks for devices which require report descriptor fixup go here */
+static const struct hid_rdesc_blacklist {
+ __u16 idVendor;
+ __u16 idProduct;
+ __u32 quirks;
+} hid_rdesc_blacklist[] = {
+
+ { USB_VENDOR_ID_CHERRY, USB_DEVICE_ID_CHERRY_CYMOTION, HID_QUIRK_RDESC_CYMOTION },
+
+ { USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_MX3000_RECEIVER, HID_QUIRK_RDESC_LOGITECH },
+ { USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_S510_RECEIVER, HID_QUIRK_RDESC_LOGITECH },
+ { USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_S510_RECEIVER_2, HID_QUIRK_RDESC_LOGITECH },
+
+ { USB_VENDOR_ID_PETALYNX, USB_DEVICE_ID_PETALYNX_MAXTER_REMOTE, HID_QUIRK_RDESC_PETALYNX },
+
+ { USB_VENDOR_ID_CYPRESS, USB_DEVICE_ID_CYPRESS_BARCODE_1, HID_QUIRK_RDESC_SWAPPED_MIN_MAX },
+ { USB_VENDOR_ID_CYPRESS, USB_DEVICE_ID_CYPRESS_BARCODE_2, HID_QUIRK_RDESC_SWAPPED_MIN_MAX },
{ 0, 0 }
};
return 0;
}
-
/**
* usbhid_remove_all_dquirks: remove all runtime HID quirks from memory
*
return quirks;
}
+/*
+ * Cherry Cymotion keyboard have an invalid HID report descriptor,
+ * that needs fixing before we can parse it.
+ */
+static void usbhid_fixup_cymotion_descriptor(char *rdesc, int rsize)
+{
+ if (rsize >= 17 && rdesc[11] == 0x3c && rdesc[12] == 0x02) {
+ printk(KERN_INFO "Fixing up Cherry Cymotion report descriptor\n");
+ rdesc[11] = rdesc[16] = 0xff;
+ rdesc[12] = rdesc[17] = 0x03;
+ }
+}
+
+
+/*
+ * Certain Logitech keyboards send in report #3 keys which are far
+ * above the logical maximum described in descriptor. This extends
+ * the original value of 0x28c of logical maximum to 0x104d
+ */
+static void usbhid_fixup_logitech_descriptor(unsigned char *rdesc, int rsize)
+{
+ if (rsize >= 90 && rdesc[83] == 0x26
+ && rdesc[84] == 0x8c
+ && rdesc[85] == 0x02) {
+ printk(KERN_INFO "Fixing up Logitech keyboard report descriptor\n");
+ rdesc[84] = rdesc[89] = 0x4d;
+ rdesc[85] = rdesc[90] = 0x10;
+ }
+}
+
+/* Petalynx Maxter Remote has maximum for consumer page set too low */
+static void usbhid_fixup_petalynx_descriptor(unsigned char *rdesc, int rsize)
+{
+ if (rsize >= 60 && rdesc[39] == 0x2a
+ && rdesc[40] == 0xf5
+ && rdesc[41] == 0x00
+ && rdesc[59] == 0x26
+ && rdesc[60] == 0xf9
+ && rdesc[61] == 0x00) {
+ printk(KERN_INFO "Fixing up Petalynx Maxter Remote report descriptor\n");
+ rdesc[60] = 0xfa;
+ rdesc[40] = 0xfa;
+ }
+}
+
+/*
+ * Some USB barcode readers from cypress have usage min and usage max in
+ * the wrong order
+ */
+static void usbhid_fixup_cypress_descriptor(unsigned char *rdesc, int rsize)
+{
+ short fixed = 0;
+ int i;
+
+ for (i = 0; i < rsize - 4; i++) {
+ if (rdesc[i] == 0x29 && rdesc [i+2] == 0x19) {
+ unsigned char tmp;
+
+ rdesc[i] = 0x19; rdesc[i+2] = 0x29;
+ tmp = rdesc[i+3];
+ rdesc[i+3] = rdesc[i+1];
+ rdesc[i+1] = tmp;
+ }
+ }
+
+ if (fixed)
+ printk(KERN_INFO "Fixing up Cypress report descriptor\n");
+}
+
+
+static void __usbhid_fixup_report_descriptor(__u32 quirks, char *rdesc, unsigned rsize)
+{
+ if ((quirks & HID_QUIRK_RDESC_CYMOTION))
+ usbhid_fixup_cymotion_descriptor(rdesc, rsize);
+
+ if (quirks & HID_QUIRK_RDESC_LOGITECH)
+ usbhid_fixup_logitech_descriptor(rdesc, rsize);
+
+ if (quirks & HID_QUIRK_RDESC_SWAPPED_MIN_MAX)
+ usbhid_fixup_cypress_descriptor(rdesc, rsize);
+
+ if (quirks & HID_QUIRK_RDESC_PETALYNX)
+ usbhid_fixup_petalynx_descriptor(rdesc, rsize);
+}
+
+/**
+ * usbhid_fixup_report_descriptor: check if report descriptor needs fixup
+ *
+ * Description:
+ * Walks the hid_rdesc_blacklist[] array and checks whether the device
+ * is known to have broken report descriptor that needs to be fixed up
+ * prior to entering the HID parser
+ *
+ * Returns: nothing
+ */
+void usbhid_fixup_report_descriptor(const u16 idVendor, const u16 idProduct,
+ char *rdesc, unsigned rsize, char **quirks_param)
+{
+ int n, m;
+ u16 paramVendor, paramProduct;
+ u32 quirks;
+
+ /* static rdesc quirk entries */
+ for (n = 0; hid_rdesc_blacklist[n].idVendor; n++)
+ if (hid_rdesc_blacklist[n].idVendor == idVendor &&
+ hid_rdesc_blacklist[n].idProduct == idProduct)
+ __usbhid_fixup_report_descriptor(hid_rdesc_blacklist[n].quirks,
+ rdesc, rsize);
+
+ /* runtime rdesc quirk entries handling */
+ for (n = 0; quirks_param[n] && n < MAX_USBHID_BOOT_QUIRKS; n++) {
+ m = sscanf(quirks_param[n], "0x%hx:0x%hx:0x%x",
+ ¶mVendor, ¶mProduct, &quirks);
+
+ if (m != 3)
+ printk(KERN_WARNING
+ "Could not parse HID quirk module param %s\n",
+ quirks_param[n]);
+ else if (paramVendor == idVendor && paramProduct == idProduct)
+ __usbhid_fixup_report_descriptor(quirks, rdesc, rsize);
+ }
+
+}
#define HID_QUIRK_2WHEEL_MOUSE_HACK_5 0x00000100
#define HID_QUIRK_2WHEEL_MOUSE_HACK_ON 0x00000200
#define HID_QUIRK_MIGHTYMOUSE 0x00000400
-#define HID_QUIRK_CYMOTION 0x00000800
-#define HID_QUIRK_POWERBOOK_HAS_FN 0x00001000
-#define HID_QUIRK_POWERBOOK_FN_ON 0x00002000
-#define HID_QUIRK_INVERT_HWHEEL 0x00004000
-#define HID_QUIRK_POWERBOOK_ISO_KEYBOARD 0x00008000
-#define HID_QUIRK_BAD_RELATIVE_KEYS 0x00010000
-#define HID_QUIRK_SKIP_OUTPUT_REPORTS 0x00020000
-#define HID_QUIRK_IGNORE_MOUSE 0x00040000
-#define HID_QUIRK_SONY_PS3_CONTROLLER 0x00080000
-#define HID_QUIRK_LOGITECH_DESCRIPTOR 0x00100000
-#define HID_QUIRK_DUPLICATE_USAGES 0x00200000
-#define HID_QUIRK_RESET_LEDS 0x00400000
-#define HID_QUIRK_SWAPPED_MIN_MAX 0x00800000
-#define HID_QUIRK_HIDINPUT 0x01000000
-#define HID_QUIRK_PETALYNX_DESCRIPTOR 0x02000000
+#define HID_QUIRK_POWERBOOK_HAS_FN 0x00000800
+#define HID_QUIRK_POWERBOOK_FN_ON 0x00001000
+#define HID_QUIRK_INVERT_HWHEEL 0x00002000
+#define HID_QUIRK_POWERBOOK_ISO_KEYBOARD 0x00004000
+#define HID_QUIRK_BAD_RELATIVE_KEYS 0x00008000
+#define HID_QUIRK_SKIP_OUTPUT_REPORTS 0x00010000
+#define HID_QUIRK_IGNORE_MOUSE 0x00020000
+#define HID_QUIRK_SONY_PS3_CONTROLLER 0x00040000
+#define HID_QUIRK_DUPLICATE_USAGES 0x00080000
+#define HID_QUIRK_RESET_LEDS 0x00100000
+#define HID_QUIRK_HIDINPUT 0x00200000
+
+/*
+ * Separate quirks for runtime report descriptor fixup
+ */
+
+#define HID_QUIRK_RDESC_CYMOTION 0x00000001
+#define HID_QUIRK_RDESC_LOGITECH 0x00000002
+#define HID_QUIRK_RDESC_SWAPPED_MIN_MAX 0x00000004
+#define HID_QUIRK_RDESC_PETALYNX 0x00000008
/*
* This is the global environment of the parser. This information is
int usbhid_modify_dquirk(const u16 idVendor, const u16 idProduct, const u32 quirks);
int usbhid_quirks_init(char **quirks_param);
void usbhid_quirks_exit(void);
+void usbhid_fixup_report_descriptor(const u16, const u16, char *, unsigned, char **);
#ifdef CONFIG_HID_FF
int hid_ff_init(struct hid_device *hid);
projects / GitHub / MotorolaMobilityLLC / kernel-slsi.git / commitdiff