aboutsummaryrefslogtreecommitdiff
path: root/drivers/hid/usbhid
diff options
context:
space:
mode:
Diffstat (limited to 'drivers/hid/usbhid')
-rw-r--r--drivers/hid/usbhid/hid-quirks.c17
1 files changed, 17 insertions, 0 deletions
diff --git a/drivers/hid/usbhid/hid-quirks.c b/drivers/hid/usbhid/hid-quirks.c
index 91abac6a30c..a0d6f081ee5 100644
--- a/drivers/hid/usbhid/hid-quirks.c
+++ b/drivers/hid/usbhid/hid-quirks.c
@@ -624,6 +624,8 @@ static const struct hid_rdesc_blacklist {
{ 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_APPLE, USB_DEVICE_ID_APPLE_GEYSER4_JIS, HID_QUIRK_RDESC_MACBOOK_JIS },
+
{ 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 },
@@ -937,6 +939,18 @@ static void usbhid_fixup_cypress_descriptor(unsigned char *rdesc, int rsize)
printk(KERN_INFO "Fixing up Cypress report descriptor\n");
}
+/*
+ * MacBook JIS keyboard has wrong logical maximum
+ */
+static void usbhid_fixup_macbook_descriptor(unsigned char *rdesc, int rsize)
+{
+ if (rsize >= 60 && rdesc[53] == 0x65
+ && rdesc[59] == 0x65) {
+ printk(KERN_INFO "Fixing up MacBook JIS keyboard report descriptor\n");
+ rdesc[53] = rdesc[59] = 0xe7;
+ }
+}
+
static void __usbhid_fixup_report_descriptor(__u32 quirks, char *rdesc, unsigned rsize)
{
@@ -951,6 +965,9 @@ static void __usbhid_fixup_report_descriptor(__u32 quirks, char *rdesc, unsigned
if (quirks & HID_QUIRK_RDESC_PETALYNX)
usbhid_fixup_petalynx_descriptor(rdesc, rsize);
+
+ if (quirks & HID_QUIRK_RDESC_MACBOOK_JIS)
+ usbhid_fixup_macbook_descriptor(rdesc, rsize);
}
/**