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-rw-r--r--drivers/hid/usbhid/hid-quirks.c36
-rw-r--r--include/linux/hid.h1
2 files changed, 37 insertions, 0 deletions
diff --git a/drivers/hid/usbhid/hid-quirks.c b/drivers/hid/usbhid/hid-quirks.c
index 68b38fdb1203..30f63e9f93a3 100644
--- a/drivers/hid/usbhid/hid-quirks.c
+++ b/drivers/hid/usbhid/hid-quirks.c
@@ -341,6 +341,9 @@
#define USB_VENDOR_ID_SAITEK 0x06a3
#define USB_DEVICE_ID_SAITEK_RUMBLEPAD 0xff17
+#define USB_VENDOR_ID_SAMSUNG 0x0419
+#define USB_DEVICE_ID_SAMSUNG_IR_REMOTE 0x0001
+
#define USB_VENDOR_ID_SONY 0x054c
#define USB_DEVICE_ID_SONY_PS3_CONTROLLER 0x0268
@@ -673,6 +676,8 @@ static const struct hid_rdesc_blacklist {
{ USB_VENDOR_ID_PETALYNX, USB_DEVICE_ID_PETALYNX_MAXTER_REMOTE, HID_QUIRK_RDESC_PETALYNX },
+ { USB_VENDOR_ID_SAMSUNG, USB_DEVICE_ID_SAMSUNG_IR_REMOTE, HID_QUIRK_RDESC_SAMSUNG_REMOTE },
+
{ 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 },
@@ -947,6 +952,33 @@ static void usbhid_fixup_logitech_descriptor(unsigned char *rdesc, int rsize)
}
}
+/*
+ * Samsung IrDA remote controller (reports as Cypress USB Mouse).
+ *
+ * Vendor specific report #4 has a size of 48 bit,
+ * and therefore is not accepted when inspecting the descriptors.
+ * As a workaround we reinterpret the report as:
+ * Variable type, count 6, size 8 bit, log. maximum 255
+ * The burden to reconstruct the data is moved into user space.
+ */
+static void usbhid_fixup_samsung_irda_descriptor(unsigned char *rdesc,
+ int rsize)
+{
+ if (rsize >= 182 && rdesc[175] == 0x25
+ && rdesc[176] == 0x40
+ && rdesc[177] == 0x75
+ && rdesc[178] == 0x30
+ && rdesc[179] == 0x95
+ && rdesc[180] == 0x01
+ && rdesc[182] == 0x40) {
+ printk(KERN_INFO "Fixing up Samsung IrDA report descriptor\n");
+ rdesc[176] = 0xff;
+ rdesc[178] = 0x08;
+ rdesc[180] = 0x06;
+ rdesc[182] = 0x42;
+ }
+}
+
/* Petalynx Maxter Remote has maximum for consumer page set too low */
static void usbhid_fixup_petalynx_descriptor(unsigned char *rdesc, int rsize)
{
@@ -1026,6 +1058,10 @@ static void __usbhid_fixup_report_descriptor(__u32 quirks, char *rdesc, unsigned
if (quirks & HID_QUIRK_RDESC_BUTTON_CONSUMER)
usbhid_fixup_button_consumer_descriptor(rdesc, rsize);
+
+ if (quirks & HID_QUIRK_RDESC_SAMSUNG_REMOTE)
+ usbhid_fixup_samsung_irda_descriptor(rdesc, rsize);
+
}
/**
diff --git a/include/linux/hid.h b/include/linux/hid.h
index 6a70b788ee9c..3902690647b0 100644
--- a/include/linux/hid.h
+++ b/include/linux/hid.h
@@ -295,6 +295,7 @@ struct hid_item {
#define HID_QUIRK_RDESC_PETALYNX 0x00000008
#define HID_QUIRK_RDESC_MACBOOK_JIS 0x00000010
#define HID_QUIRK_RDESC_BUTTON_CONSUMER 0x00000020
+#define HID_QUIRK_RDESC_SAMSUNG_REMOTE 0x00000040
/*
* This is the global environment of the parser. This information is