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-rw-r--r--drivers/hid/hid-pl.c50
1 files changed, 38 insertions, 12 deletions
diff --git a/drivers/hid/hid-pl.c b/drivers/hid/hid-pl.c
index 46941f979b9..9ad76bf7118 100644
--- a/drivers/hid/hid-pl.c
+++ b/drivers/hid/hid-pl.c
@@ -9,9 +9,12 @@
* - contains two reports, one for each port (HID_QUIRK_MULTI_INPUT)
*
* 0e8f:0003 "GreenAsia Inc. USB Joystick "
- * - tested with K??ng Gaming gamepad
+ * - tested with König Gaming gamepad
*
- * Copyright (c) 2007 Anssi Hannula <anssi.hannula@gmail.com>
+ * 0e8f:0003 "GASIA USB Gamepad"
+ * - another version of the König gamepad
+ *
+ * Copyright (c) 2007, 2009 Anssi Hannula <anssi.hannula@gmail.com>
*/
/*
@@ -46,6 +49,8 @@
struct plff_device {
struct hid_report *report;
+ s32 *strong;
+ s32 *weak;
};
static int hid_plff_play(struct input_dev *dev, void *data,
@@ -62,8 +67,8 @@ static int hid_plff_play(struct input_dev *dev, void *data,
left = left * 0x7f / 0xffff;
right = right * 0x7f / 0xffff;
- plff->report->field[0]->value[2] = left;
- plff->report->field[0]->value[3] = right;
+ *plff->strong = left;
+ *plff->weak = right;
debug("running with 0x%02x 0x%02x", left, right);
usbhid_submit_report(hid, plff->report, USB_DIR_OUT);
@@ -80,6 +85,8 @@ static int plff_init(struct hid_device *hid)
struct list_head *report_ptr = report_list;
struct input_dev *dev;
int error;
+ s32 *strong;
+ s32 *weak;
/* The device contains one output report per physical device, all
containing 1 field, which contains 4 ff00.0002 usages and 4 16bit
@@ -87,7 +94,12 @@ static int plff_init(struct hid_device *hid)
The input reports also contain a field which contains
8 ff00.0001 usages and 8 boolean values. Their meaning is
- currently unknown. */
+ currently unknown.
+
+ A version of the 0e8f:0003 exists that has all the values in
+ separate fields and misses the extra input field, thus resembling
+ Zeroplus (hid-zpff) devices.
+ */
if (list_empty(report_list)) {
dev_err(&hid->dev, "no output reports found\n");
@@ -110,8 +122,21 @@ static int plff_init(struct hid_device *hid)
return -ENODEV;
}
- if (report->field[0]->report_count < 4) {
- dev_err(&hid->dev, "not enough values in the field\n");
+ if (report->field[0]->report_count >= 4) {
+ report->field[0]->value[0] = 0x00;
+ report->field[0]->value[1] = 0x00;
+ strong = &report->field[0]->value[2];
+ weak = &report->field[0]->value[3];
+ debug("detected single-field device");
+ } else if (report->maxfield >= 4 && report->field[0]->maxusage == 1 &&
+ report->field[0]->usage[0].hid == (HID_UP_LED | 0x43)) {
+ report->field[0]->value[0] = 0x00;
+ report->field[1]->value[0] = 0x00;
+ strong = &report->field[2]->value[0];
+ weak = &report->field[3]->value[0];
+ debug("detected 4-field device");
+ } else {
+ dev_err(&hid->dev, "not enough fields or values\n");
return -ENODEV;
}
@@ -130,10 +155,11 @@ static int plff_init(struct hid_device *hid)
}
plff->report = report;
- plff->report->field[0]->value[0] = 0x00;
- plff->report->field[0]->value[1] = 0x00;
- plff->report->field[0]->value[2] = 0x00;
- plff->report->field[0]->value[3] = 0x00;
+ plff->strong = strong;
+ plff->weak = weak;
+
+ *strong = 0x00;
+ *weak = 0x00;
usbhid_submit_report(hid, plff->report, USB_DIR_OUT);
}
@@ -180,7 +206,7 @@ static const struct hid_device_id pl_devices[] = {
.driver_data = 1 }, /* Twin USB Joystick */
{ HID_USB_DEVICE(USB_VENDOR_ID_GAMERON, USB_DEVICE_ID_GAMERON_DUAL_PCS_ADAPTOR),
.driver_data = 1 }, /* Twin USB Joystick */
- { HID_USB_DEVICE(USB_VENDOR_ID_GREENASIA, 0x0003), }, /* GreenAsia Inc. USB Joystick */
+ { HID_USB_DEVICE(USB_VENDOR_ID_GREENASIA, 0x0003), },
{ }
};
MODULE_DEVICE_TABLE(hid, pl_devices);