diff options
author | Simon Wood <simon@mungewell.org> | 2013-10-10 16:20:12 +0200 |
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committer | Jiri Kosina <jkosina@suse.cz> | 2013-10-14 20:51:05 +0200 |
commit | 7f50547059bd55ac6a98c29fd1989421bdc36ec9 (patch) | |
tree | 04ad3e0538b8f5d04b9f90ca32d955e0f1c25a9a /drivers/hid/hid-lg.c | |
parent | HID: logitech - lg2ff: Add IDs for Formula Vibration Feedback Wheel (diff) | |
download | linux-7f50547059bd55ac6a98c29fd1989421bdc36ec9.tar.xz linux-7f50547059bd55ac6a98c29fd1989421bdc36ec9.zip |
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>
Diffstat (limited to 'drivers/hid/hid-lg.c')
-rw-r--r-- | drivers/hid/hid-lg.c | 77 |
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, |