[PATCH 3.2 70/70] HID: dragonrise: fix HID Descriptor for 0x0006 PID

Ben Hutchings
2016-01-18T03:35:07Z

From: Maciej Zuk <gzmlke@gmail.com>

commit 18339f59c3a6698ee17d32970c9e1e450b16e7c3 upstream.

Fixed HID descriptor for DragonRise Joystick. Replaced default descriptor
which doubles Z axis and causes mixing values of X and Z axes.

Signed-off-by: Maciej Zuk <gzmlke@gmail.com>
Signed-off-by: Jiri Kosina <jkosina@suse.cz>
Signed-off-by: Ben Hutchings <ben@decadent.org.uk>
---
drivers/hid/hid-dr.c | 58 ++++++++++++++++++++++++++++++++++++++++++++++++++++
1 file changed, 58 insertions(+)

--- a/drivers/hid/hid-dr.c
+++ b/drivers/hid/hid-dr.c
@@ -236,6 +236,58 @@ static __u8 pid0011_rdesc_fixed[] = {
0xC0 /* End Collection */
};

+static __u8 pid0006_rdesc_fixed[] = {
+ 0x05, 0x01, /* Usage Page (Generic Desktop) */
+ 0x09, 0x04, /* Usage (Joystick) */
+ 0xA1, 0x01, /* Collection (Application) */
+ 0xA1, 0x02, /* Collection (Logical) */
+ 0x75, 0x08, /* Report Size (8) */
+ 0x95, 0x05, /* Report Count (5) */
+ 0x15, 0x00, /* Logical Minimum (0) */
+ 0x26, 0xFF, 0x00, /* Logical Maximum (255) */
+ 0x35, 0x00, /* Physical Minimum (0) */
+ 0x46, 0xFF, 0x00, /* Physical Maximum (255) */
+ 0x09, 0x30, /* Usage (X) */
+ 0x09, 0x33, /* Usage (Ry) */
+ 0x09, 0x32, /* Usage (Z) */
+ 0x09, 0x31, /* Usage (Y) */
+ 0x09, 0x34, /* Usage (Ry) */
+ 0x81, 0x02, /* Input (Variable) */
+ 0x75, 0x04, /* Report Size (4) */
+ 0x95, 0x01, /* Report Count (1) */
+ 0x25, 0x07, /* Logical Maximum (7) */
+ 0x46, 0x3B, 0x01, /* Physical Maximum (315) */
+ 0x65, 0x14, /* Unit (Centimeter) */
+ 0x09, 0x39, /* Usage (Hat switch) */
+ 0x81, 0x42, /* Input (Variable) */
+ 0x65, 0x00, /* Unit (None) */
+ 0x75, 0x01, /* Report Size (1) */
+ 0x95, 0x0C, /* Report Count (12) */
+ 0x25, 0x01, /* Logical Maximum (1) */
+ 0x45, 0x01, /* Physical Maximum (1) */
+ 0x05, 0x09, /* Usage Page (Button) */
+ 0x19, 0x01, /* Usage Minimum (0x01) */
+ 0x29, 0x0C, /* Usage Maximum (0x0C) */
+ 0x81, 0x02, /* Input (Variable) */
+ 0x06, 0x00, 0xFF, /* Usage Page (Vendor Defined) */
+ 0x75, 0x01, /* Report Size (1) */
+ 0x95, 0x08, /* Report Count (8) */
+ 0x25, 0x01, /* Logical Maximum (1) */
+ 0x45, 0x01, /* Physical Maximum (1) */
+ 0x09, 0x01, /* Usage (0x01) */
+ 0x81, 0x02, /* Input (Variable) */
+ 0xC0, /* End Collection */
+ 0xA1, 0x02, /* Collection (Logical) */
+ 0x75, 0x08, /* Report Size (8) */
+ 0x95, 0x07, /* Report Count (7) */
+ 0x46, 0xFF, 0x00, /* Physical Maximum (255) */
+ 0x26, 0xFF, 0x00, /* Logical Maximum (255) */
+ 0x09, 0x02, /* Usage (0x02) */
+ 0x91, 0x02, /* Output (Variable) */
+ 0xC0, /* End Collection */
+ 0xC0 /* End Collection */
+};
+
static __u8 *dr_report_fixup(struct hid_device *hdev, __u8 *rdesc,
unsigned int *rsize)
{
@@ -246,6 +298,12 @@ static __u8 *dr_report_fixup(struct hid_
*rsize = sizeof(pid0011_rdesc_fixed);
}
break;
+ case 0x0006:
+ if (*rsize == sizeof(pid0006_rdesc_fixed)) {
+ rdesc = pid0006_rdesc_fixed;
+ *rsize = sizeof(pid0006_rdesc_fixed);
+ }
+ break;
}
return rdesc;
}