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Message-Id: <1441309599-17421-1-git-send-email-gzmlke@gmail.com>
Date: Thu, 3 Sep 2015 21:46:39 +0200
From: Maciej Zuk <gzmlke@...il.com>
To: jikos@...nel.org
Cc: linux-input@...r.kernel.org, linux-kernel@...r.kernel.org,
Maciej Zuk <gzmlke@...il.com>
Subject: [PATCH 4.2] hid_dr: Fixed HID Descriptor
From: Maciej Zuk <gzmlke@...il.com>
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@...il.com>
---
drivers/hid/hid-dr.c | 58 ++++++++++++++++++++++++++++++++++++++++++++++++++++
1 file changed, 58 insertions(+)
diff --git a/drivers/hid/hid-dr.c b/drivers/hid/hid-dr.c
index ce06444..7d07690 100644
--- a/drivers/hid/hid-dr.c
+++ b/drivers/hid/hid-dr.c
@@ -234,6 +234,58 @@ 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)
{
@@ -244,6 +296,12 @@ static __u8 *dr_report_fixup(struct hid_device *hdev, __u8 *rdesc,
*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;
}
--
2.5.1
--
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