HID: lg: fix ReportDescriptor for Logitech Formula Vibration

By default the Logitech Formula Vibration presents a combined accel/brake axis ('Y'). This patch modifies the HID descriptor to present seperate accel/brake axes ('Y' and 'Z'). Signed-off-by: Simon Wood <simon@mungewell.org> Signed-off-by: Jiri Kosina <jkosina@suse.cz>
author: Simon Wood <simon@mungewell.org> 2013-10-10 10:20:12 -0400
committer: Jiri Kosina <jkosina@suse.cz> 2013-10-14 14:51:05 -0400
commit: 7f50547059bd55ac6a98c29fd1989421bdc36ec9 (patch)
tree: 04ad3e0538b8f5d04b9f90ca32d955e0f1c25a9a /drivers/hid/hid-lg.c
parent: bd04363d3990c0727b7512a79a08c68436878bb0 (diff)
1 files changed, 77 insertions, 0 deletions
diff --git a/drivers/hid/hid-lg.c b/drivers/hid/hid-lg.c
index c2c7dab7d2c4..1bfd292cac8f 100644
--- a/drivers/hid/hid-lg.c
+++ b/drivers/hid/hid-lg.c
@@ -45,6 +45,7 @@
 /* Size of the original descriptors of the Driving Force (and Pro) wheels */
 #define DF_RDESC_ORIG_SIZE      130
 #define DFP_RDESC_ORIG_SIZE     97
+#define FV_RDESC_ORIG_SIZE      130
 #define MOMO_RDESC_ORIG_SIZE    87
 /* Fixed report descriptors for Logitech Driving Force (and Pro)
@@ -170,6 +171,73 @@ static __u8 dfp_rdesc_fixed[] = {
 0xC0                /*  End Collection                          */
 };
+static __u8 fv_rdesc_fixed[] = {
+0x05, 0x01,         /*  Usage Page (Desktop),                   */
+0x09, 0x04,         /*  Usage (Joystik),                        */
+0xA1, 0x01,         /*  Collection (Application),               */
+0xA1, 0x02,         /*      Collection (Logical),               */
+0x95, 0x01,         /*          Report Count (1),               */
+0x75, 0x0A,         /*          Report Size (10),               */
+0x15, 0x00,         /*          Logical Minimum (0),            */
+0x26, 0xFF, 0x03,   /*          Logical Maximum (1023),         */
+0x35, 0x00,         /*          Physical Minimum (0),           */
+0x46, 0xFF, 0x03,   /*          Physical Maximum (1023),        */
+0x09, 0x30,         /*          Usage (X),                      */
+0x81, 0x02,         /*          Input (Variable),               */
+0x95, 0x0C,         /*          Report Count (12),              */
+0x75, 0x01,         /*          Report Size (1),                */
+0x25, 0x01,         /*          Logical Maximum (1),            */
+0x45, 0x01,         /*          Physical Maximum (1),           */
+0x05, 0x09,         /*          Usage Page (Button),            */
+0x19, 0x01,         /*          Usage Minimum (01h),            */
+0x29, 0x0C,         /*          Usage Maximum (0Ch),            */
+0x81, 0x02,         /*          Input (Variable),               */
+0x95, 0x02,         /*          Report Count (2),               */
+0x06, 0x00, 0xFF,   /*          Usage Page (FF00h),             */
+0x09, 0x01,         /*          Usage (01h),                    */
+0x81, 0x02,         /*          Input (Variable),               */
+0x09, 0x02,         /*          Usage (02h),                    */
+0x26, 0xFF, 0x00,   /*          Logical Maximum (255),          */
+0x46, 0xFF, 0x00,   /*          Physical Maximum (255),         */
+0x95, 0x01,         /*          Report Count (1),               */
+0x75, 0x08,         /*          Report Size (8),                */
+0x81, 0x02,         /*          Input (Variable),               */
+0x05, 0x01,         /*          Usage Page (Desktop),           */
+0x25, 0x07,         /*          Logical Maximum (7),            */
+0x46, 0x3B, 0x01,   /*          Physical Maximum (315),         */
+0x75, 0x04,         /*          Report Size (4),                */
+0x65, 0x14,         /*          Unit (Degrees),                 */
+0x09, 0x39,         /*          Usage (Hat Switch),             */
+0x81, 0x42,         /*          Input (Variable, Null State),   */
+0x75, 0x01,         /*          Report Size (1),                */
+0x95, 0x04,         /*          Report Count (4),               */
+0x65, 0x00,         /*          Unit,                           */
+0x06, 0x00, 0xFF,   /*          Usage Page (FF00h),             */
+0x09, 0x01,         /*          Usage (01h),                    */
+0x25, 0x01,         /*          Logical Maximum (1),            */
+0x45, 0x01,         /*          Physical Maximum (1),           */
+0x81, 0x02,         /*          Input (Variable),               */
+0x05, 0x01,         /*          Usage Page (Desktop),           */
+0x95, 0x01,         /*          Report Count (1),               */
+0x75, 0x08,         /*          Report Size (8),                */
+0x26, 0xFF, 0x00,   /*          Logical Maximum (255),          */
+0x46, 0xFF, 0x00,   /*          Physical Maximum (255),         */
+0x09, 0x31,         /*          Usage (Y),                      */
+0x81, 0x02,         /*          Input (Variable),               */
+0x09, 0x32,         /*          Usage (Z),                      */
+0x81, 0x02,         /*          Input (Variable),               */
+0xC0,               /*      End Collection,                     */
+0xA1, 0x02,         /*      Collection (Logical),               */
+0x26, 0xFF, 0x00,   /*          Logical Maximum (255),          */
+0x46, 0xFF, 0x00,   /*          Physical Maximum (255),         */
+0x95, 0x07,         /*          Report Count (7),               */
+0x75, 0x08,         /*          Report Size (8),                */
+0x09, 0x03,         /*          Usage (03h),                    */
+0x91, 0x02,         /*          Output (Variable),              */
+0xC0,               /*      End Collection,                     */
+0xC0                /*  End Collection                          */
+};
 static __u8 momo_rdesc_fixed[] = {
 0x05, 0x01,         /*  Usage Page (Desktop),               */
 0x09, 0x04,         /*  Usage (Joystik),                    */
@@ -275,6 +343,15 @@ static __u8 *lg_report_fixup(struct hid_device *hdev, __u8 *rdesc,
                }
                break;
+        case USB_DEVICE_ID_LOGITECH_VIBRATION_WHEEL:
+                if (*rsize == FV_RDESC_ORIG_SIZE) {
+                        hid_info(hdev,
+                                "fixing up Logitech Formula Vibration report descriptor\n");
+                        rdesc = fv_rdesc_fixed;
+                        *rsize = sizeof(fv_rdesc_fixed);
+                }
+                break;
        case USB_DEVICE_ID_LOGITECH_DFP_WHEEL:
                if (*rsize == DFP_RDESC_ORIG_SIZE) {
                        hid_info(hdev,
author	Simon Wood <simon@mungewell.org>	2013-10-10 10:20:12 -0400
committer	Jiri Kosina <jkosina@suse.cz>	2013-10-14 14:51:05 -0400
commit	7f50547059bd55ac6a98c29fd1989421bdc36ec9 (patch)
tree	04ad3e0538b8f5d04b9f90ca32d955e0f1c25a9a /drivers/hid/hid-lg.c
parent	bd04363d3990c0727b7512a79a08c68436878bb0 (diff)

diff --git a/drivers/hid/hid-lg.c b/drivers/hid/hid-lg.c index c2c7dab7d2c4..1bfd292cac8f 100644 --- a/drivers/hid/hid-lg.c +++ b/drivers/hid/hid-lg.c
@@ -45,6 +45,7 @@
45	/* Size of the original descriptors of the Driving Force (and Pro) wheels */	45	/* Size of the original descriptors of the Driving Force (and Pro) wheels */
46	#define DF_RDESC_ORIG_SIZE 130	46	#define DF_RDESC_ORIG_SIZE 130
47	#define DFP_RDESC_ORIG_SIZE 97	47	#define DFP_RDESC_ORIG_SIZE 97
		48	#define FV_RDESC_ORIG_SIZE 130
48	#define MOMO_RDESC_ORIG_SIZE 87	49	#define MOMO_RDESC_ORIG_SIZE 87
49		50
50	/* Fixed report descriptors for Logitech Driving Force (and Pro)	51	/* Fixed report descriptors for Logitech Driving Force (and Pro)
@@ -170,6 +171,73 @@ static __u8 dfp_rdesc_fixed[] = {
170	0xC0 /* End Collection */	171	0xC0 /* End Collection */
171	};	172	};
172		173
		174	static __u8 fv_rdesc_fixed[] = {
		175	0x05, 0x01, /* Usage Page (Desktop), */
		176	0x09, 0x04, /* Usage (Joystik), */
		177	0xA1, 0x01, /* Collection (Application), */
		178	0xA1, 0x02, /* Collection (Logical), */
		179	0x95, 0x01, /* Report Count (1), */
		180	0x75, 0x0A, /* Report Size (10), */
		181	0x15, 0x00, /* Logical Minimum (0), */
		182	0x26, 0xFF, 0x03, /* Logical Maximum (1023), */
		183	0x35, 0x00, /* Physical Minimum (0), */
		184	0x46, 0xFF, 0x03, /* Physical Maximum (1023), */
		185	0x09, 0x30, /* Usage (X), */
		186	0x81, 0x02, /* Input (Variable), */
		187	0x95, 0x0C, /* Report Count (12), */
		188	0x75, 0x01, /* Report Size (1), */
		189	0x25, 0x01, /* Logical Maximum (1), */
		190	0x45, 0x01, /* Physical Maximum (1), */
		191	0x05, 0x09, /* Usage Page (Button), */
		192	0x19, 0x01, /* Usage Minimum (01h), */
		193	0x29, 0x0C, /* Usage Maximum (0Ch), */
		194	0x81, 0x02, /* Input (Variable), */
		195	0x95, 0x02, /* Report Count (2), */
		196	0x06, 0x00, 0xFF, /* Usage Page (FF00h), */
		197	0x09, 0x01, /* Usage (01h), */
		198	0x81, 0x02, /* Input (Variable), */
		199	0x09, 0x02, /* Usage (02h), */
		200	0x26, 0xFF, 0x00, /* Logical Maximum (255), */
		201	0x46, 0xFF, 0x00, /* Physical Maximum (255), */
		202	0x95, 0x01, /* Report Count (1), */
		203	0x75, 0x08, /* Report Size (8), */
		204	0x81, 0x02, /* Input (Variable), */
		205	0x05, 0x01, /* Usage Page (Desktop), */
		206	0x25, 0x07, /* Logical Maximum (7), */
		207	0x46, 0x3B, 0x01, /* Physical Maximum (315), */
		208	0x75, 0x04, /* Report Size (4), */
		209	0x65, 0x14, /* Unit (Degrees), */
		210	0x09, 0x39, /* Usage (Hat Switch), */
		211	0x81, 0x42, /* Input (Variable, Null State), */
		212	0x75, 0x01, /* Report Size (1), */
		213	0x95, 0x04, /* Report Count (4), */
		214	0x65, 0x00, /* Unit, */
		215	0x06, 0x00, 0xFF, /* Usage Page (FF00h), */
		216	0x09, 0x01, /* Usage (01h), */
		217	0x25, 0x01, /* Logical Maximum (1), */
		218	0x45, 0x01, /* Physical Maximum (1), */
		219	0x81, 0x02, /* Input (Variable), */
		220	0x05, 0x01, /* Usage Page (Desktop), */
		221	0x95, 0x01, /* Report Count (1), */
		222	0x75, 0x08, /* Report Size (8), */
		223	0x26, 0xFF, 0x00, /* Logical Maximum (255), */
		224	0x46, 0xFF, 0x00, /* Physical Maximum (255), */
		225	0x09, 0x31, /* Usage (Y), */
		226	0x81, 0x02, /* Input (Variable), */
		227	0x09, 0x32, /* Usage (Z), */
		228	0x81, 0x02, /* Input (Variable), */
		229	0xC0, /* End Collection, */
		230	0xA1, 0x02, /* Collection (Logical), */
		231	0x26, 0xFF, 0x00, /* Logical Maximum (255), */
		232	0x46, 0xFF, 0x00, /* Physical Maximum (255), */
		233	0x95, 0x07, /* Report Count (7), */
		234	0x75, 0x08, /* Report Size (8), */
		235	0x09, 0x03, /* Usage (03h), */
		236	0x91, 0x02, /* Output (Variable), */
		237	0xC0, /* End Collection, */
		238	0xC0 /* End Collection */
		239	};
		240
173	static __u8 momo_rdesc_fixed[] = {	241	static __u8 momo_rdesc_fixed[] = {
174	0x05, 0x01, /* Usage Page (Desktop), */	242	0x05, 0x01, /* Usage Page (Desktop), */
175	0x09, 0x04, /* Usage (Joystik), */	243	0x09, 0x04, /* Usage (Joystik), */
@@ -275,6 +343,15 @@ static __u8 lg_report_fixup(struct hid_device hdev, __u8 *rdesc,
275	}	343	}
276	break;	344	break;
277		345
		346	case USB_DEVICE_ID_LOGITECH_VIBRATION_WHEEL:
		347	if (*rsize == FV_RDESC_ORIG_SIZE) {
		348	hid_info(hdev,
		349	"fixing up Logitech Formula Vibration report descriptor\n");
		350	rdesc = fv_rdesc_fixed;
		351	*rsize = sizeof(fv_rdesc_fixed);
		352	}
		353	break;
		354
278	case USB_DEVICE_ID_LOGITECH_DFP_WHEEL:	355	case USB_DEVICE_ID_LOGITECH_DFP_WHEEL:
279	if (*rsize == DFP_RDESC_ORIG_SIZE) {	356	if (*rsize == DFP_RDESC_ORIG_SIZE) {
280	hid_info(hdev,	357	hid_info(hdev,