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Diffstat (limited to 'hid-tmff2.c')
-rw-r--r--hid-tmff2.c84
1 files changed, 46 insertions, 38 deletions
diff --git a/hid-tmff2.c b/hid-tmff2.c
index 2bfc38f..b26185f 100644
--- a/hid-tmff2.c
+++ b/hid-tmff2.c
@@ -265,12 +265,13 @@ static inline int tmff_scale_s8(int in, int minimum, int maximum)
return maximum;
return ret;
}
-
+bool transferred = true;
static void tmff_ctrl(struct urb *urb){
if(urb->status){
hid_warn(urb->dev, "urb status %d received\n", urb->status);
}
usb_free_urb(urb);
+ transferred = true;
}
static void tmff_init_ctrl(struct urb *urb){
@@ -326,57 +327,43 @@ out:
return retval;
}
+bool last_stop = false;
+
static int tmff_play(struct input_dev *dev, void *data,
struct ff_effect *effect)
{
//spin_lock_irqsave(report_lock, flags);
struct hid_device *hid = input_get_drvdata(dev);
- struct tmff_device *tmff = data;
- struct hid_field *ff_field = tmff->ff_field;
- int x, y;
- int left, right; /* Rumbling */
- int trans, b_ep, err;
- unsigned long flags;
struct device *d_dev = &hid->dev;
struct usb_interface *usbif = to_usb_interface(d_dev->parent);
struct usb_device *usbdev = interface_to_usbdev(usbif);
struct usb_host_endpoint *ep;
-
- if((ktime_get_ns() - last) < 4000000){
- return 0;
- }
-
- last = ktime_get_ns();
-
+ struct tmff_device *tmff = data;
+ struct hid_field *ff_field = tmff->ff_field;
struct urb *urb = usb_alloc_urb(0, GFP_ATOMIC);
-
u8 *send_buf = kmalloc(1024, GFP_ATOMIC);
+ __s16 x;
+
+ if(!transferred){
+ return 0;
+ }
+
+
memcpy(send_buf, ff_constant_array, ARRAY_SIZE(ff_constant_array));
ep = &usbif->cur_altsetting->endpoint[1];
- b_ep = ep->desc.bEndpointAddress;
-
- switch (effect->type) {
+
+ switch (effect->type) {
case FF_CONSTANT:
+ // this only works with input_ff_create_memless, which clamps
+ // constant forces to s8 for some reason
+ x = tmff_scale_s8(effect->u.constant.level,
+ ff_field->logical_minimum,
+ ff_field->logical_maximum);
- x = tmff_scale_s8((tmff_gain * effect->u.constant.level) / ((u16)0xffff),
- ff_field->logical_minimum,
- ff_field->logical_maximum);
-
- if(x == 128){
- memcpy(send_buf, ff_stop_array, ARRAY_SIZE(ff_stop_array));
- } else {
-
- if(x < 128){
- x = 128 + x;
- } else if(x > 128){
- x = 256 - x;
- }
-
- send_buf[5] = x;
-
- }
+ send_buf[4] = x & 0xff;
+ send_buf[5] = x >> 8;
usb_fill_int_urb(
urb,
@@ -388,6 +375,7 @@ static int tmff_play(struct input_dev *dev, void *data,
hid,
ep->desc.bInterval
);
+ transferred = false;
usb_submit_urb(urb, GFP_ATOMIC);
@@ -666,7 +654,8 @@ static int tmff_init(struct hid_device *hid, const signed short *ff_bits)
tmff = kzalloc(sizeof(struct tmff_device), GFP_KERNEL);
if (!tmff)
return -ENOMEM;
-
+
+ hid_info(hid, "what is going ong here???");
spin_lock_init(&tmff->report_lock);
report_lock = &tmff->report_lock;
@@ -677,6 +666,7 @@ static int tmff_init(struct hid_device *hid, const signed short *ff_bits)
for (fieldnum = 0; fieldnum < report->maxfield; ++fieldnum) {
struct hid_field *field = report->field[fieldnum];
+ printk("found field at fieldnum %i\n", fieldnum);
if (field->maxusage <= 0)
continue;
@@ -707,7 +697,7 @@ static int tmff_init(struct hid_device *hid, const signed short *ff_bits)
tmff->report = report;
tmff->ff_field = field;
-
+
for (i = 0; ff_bits[i] >= 0; i++)
set_bit(ff_bits[i], input_dev->ffbit);
@@ -738,6 +728,7 @@ static int tmff_init(struct hid_device *hid, const signed short *ff_bits)
return 0;
fail:
+ hid_err(hid, "We have failed creating a force feedback memless device!!!\n");
kfree(tmff);
return error;
}
@@ -754,7 +745,6 @@ static int tmff_afterthought_t300rs(struct hid_device *hid){
struct usb_interface *usbif = to_usb_interface(dev->parent);
struct usb_device *usbdev = interface_to_usbdev(usbif);
struct usb_host_endpoint *ep;
- struct urb *urb;
ep = &usbif->cur_altsetting->endpoint[0];
bb_ep = ep->desc.bEndpointAddress;
@@ -844,6 +834,23 @@ static void tm_remove(struct hid_device *hdev){
hid_hw_stop(hdev);
}
+static __u8 t300rs_rdesc_fixed[] = {0x05, 0x01, 0x09, 0x04, 0xa1, 0x01, 0x09, 0x01, 0xa1, 0x00, 0x85, 0x07, 0x09, 0x30, 0x15, 0x00, 0x27, 0xff, 0xff, 0x00, 0x00, 0x35, 0x00, 0x47, 0xff, 0xff, 0x00, 0x00, 0x75, 0x10, 0x95, 0x01, 0x81, 0x02, 0x09, 0x31, 0x26, 0xff, 0x03, 0x46, 0xff, 0x03, 0x81, 0x02, 0x09, 0x35, 0x81, 0x02, 0x09, 0x36, 0x81, 0x02, 0x81, 0x03, 0x05, 0x09, 0x19, 0x01, 0x29, 0x0d, 0x25, 0x01, 0x45, 0x01, 0x75, 0x01, 0x95, 0x0d, 0x81, 0x02, 0x75, 0x0b, 0x95, 0x01, 0x81, 0x03, 0x05, 0x01, 0x09, 0x39, 0x25, 0x07, 0x46, 0x3b, 0x01, 0x55, 0x00, 0x65, 0x14, 0x75, 0x04, 0x81, 0x42, 0x65, 0x00, 0x81, 0x03, 0x85, 0x0a, 0x06, 0x00, 0xff, 0x09, 0x0a, 0x75, 0x08, 0x95, 0x3f,
+ 0x26, 0xff, 0x7f,
+ 0x16, 0x00, 0x80,
+ 0x46, 0xff, 0x7f,
+ 0x36, 0x00, 0x80,
+ 0x91, 0x02, 0x85, 0x02, 0x09, 0x02, 0x81, 0x02, 0x09, 0x14, 0x85, 0x14, 0x81, 0x02, 0xc0, 0xc0,};
+
+static __u8 *tmff_t300rs_report_fixup(struct hid_device *hdev, __u8 *rdesc, unsigned int *rsize){
+ if(hdev->product != 0xb66e){
+ return rdesc;
+ }
+ printk("wahey");
+ rdesc = t300rs_rdesc_fixed;
+ *rsize = sizeof(t300rs_rdesc_fixed);
+ return rdesc;
+};
+
static const struct hid_device_id tm_devices[] = {
{ HID_USB_DEVICE(USB_VENDOR_ID_THRUSTMASTER, 0xb65d),
.driver_data = (unsigned long)ff_constant }, /* die */
@@ -858,6 +865,7 @@ static struct hid_driver tm_driver = {
.id_table = tm_devices,
.probe = tm_probe,
.remove = tm_remove,
+ .report_fixup = tmff_t300rs_report_fixup,
};
module_hid_driver(tm_driver);
generated by cgit v1.3 (git 2.53.0) at 2026-08-27 01:57:21 +0000