mirror of
https://github.com/LibreELEC/LibreELEC.tv.git
synced 2025-07-24 11:16:51 +00:00
Rebase valve xpad rework onto 3.19
This commit is contained in:
Lukas Rusak
parent
805bf0b8d7
commit
a9f0258775
468
packages/linux/patches/3.19/linux-061-valve-xpad-rework.patch
vendored
Normal file
468
packages/linux/patches/3.19/linux-061-valve-xpad-rework.patch
vendored
Normal file
@ -0,0 +1,468 @@
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diff -Naur linux-3.19.orig/drivers/input/joystick/xpad.c linux-3.19/drivers/input/joystick/xpad.c
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--- linux-3.19.orig/drivers/input/joystick/xpad.c 2015-02-08 18:54:22.000000000 -0800
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+++ linux-3.19/drivers/input/joystick/xpad.c 2015-02-20 20:52:06.873277014 -0800
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@@ -332,16 +332,20 @@
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struct urb *irq_out; /* urb for interrupt out report */
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unsigned char *odata; /* output data */
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dma_addr_t odata_dma;
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- struct mutex odata_mutex;
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+ spinlock_t odata_lock;
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#if defined(CONFIG_JOYSTICK_XPAD_LEDS)
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struct xpad_led *led;
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#endif
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+ int joydev_id;
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+
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char phys[64]; /* physical device path */
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int mapping; /* map d-pad to buttons or to axes */
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int xtype; /* type of xbox device */
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+
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+ const char *name;
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};
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/*
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@@ -413,6 +417,110 @@
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input_sync(dev);
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}
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+static void xpad_send_led_command(struct usb_xpad *xpad, int command);
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+static int xpad_open(struct input_dev *dev);
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+static void xpad_close(struct input_dev *dev);
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+static void xpad_set_up_abs(struct input_dev *input_dev, signed short abs);
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+static int xpad_init_ff(struct usb_xpad *xpad);
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+static int xpad_find_joydev(struct device *dev, void *data)
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+{
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+ if (strstr(dev_name(dev), "js"))
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+ return 1;
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+
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+ return 0;
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+}
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+
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+static struct workqueue_struct *my_wq;
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+
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+typedef struct {
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+ struct work_struct my_work;
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+ struct usb_xpad *xpad;
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+} my_work_t;
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+
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+static void my_wq_function( struct work_struct *work)
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+{
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+ my_work_t *my_work = (my_work_t *)work;
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+
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+ struct usb_xpad *xpad = my_work->xpad;
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+
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+ if (xpad->pad_present) {
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+
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+ struct input_dev *input_dev;
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+ int i;
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+
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+ input_dev = input_allocate_device();
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+
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+ xpad->dev = input_dev;
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+ input_dev->name = xpad->name;
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+ input_dev->phys = xpad->phys;
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+ usb_to_input_id(xpad->udev, &input_dev->id);
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+ input_dev->dev.parent = &xpad->intf->dev;
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+
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+ input_set_drvdata(input_dev, xpad);
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+
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+ input_dev->open = xpad_open;
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+ input_dev->close = xpad_close;
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+
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+ input_dev->evbit[0] = BIT_MASK(EV_KEY);
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+
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+ if (!(xpad->mapping & MAP_STICKS_TO_NULL)) {
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+ input_dev->evbit[0] |= BIT_MASK(EV_ABS);
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+ /* set up axes */
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+ for (i = 0; xpad_abs[i] >= 0; i++)
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+ xpad_set_up_abs(input_dev, xpad_abs[i]);
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+ }
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+
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+ /* set up standard buttons */
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+ for (i = 0; xpad_common_btn[i] >= 0; i++)
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+ __set_bit(xpad_common_btn[i], input_dev->keybit);
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+
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+ /* set up model-specific ones */
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+ if (xpad->xtype == XTYPE_XBOX360 || xpad->xtype == XTYPE_XBOX360W) {
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+ for (i = 0; xpad360_btn[i] >= 0; i++)
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+ __set_bit(xpad360_btn[i], input_dev->keybit);
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+ } else {
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+ for (i = 0; xpad_btn[i] >= 0; i++)
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+ __set_bit(xpad_btn[i], input_dev->keybit);
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+ }
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+
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+ if (xpad->mapping & MAP_DPAD_TO_BUTTONS) {
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+ for (i = 0; xpad_btn_pad[i] >= 0; i++)
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+ __set_bit(xpad_btn_pad[i], input_dev->keybit);
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+ } else {
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+ for (i = 0; xpad_abs_pad[i] >= 0; i++)
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+ xpad_set_up_abs(input_dev, xpad_abs_pad[i]);
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+ }
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+
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+ if (xpad->mapping & MAP_TRIGGERS_TO_BUTTONS) {
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+ for (i = 0; xpad_btn_triggers[i] >= 0; i++)
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+ __set_bit(xpad_btn_triggers[i], input_dev->keybit);
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+ } else {
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+ for (i = 0; xpad_abs_triggers[i] >= 0; i++)
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+ xpad_set_up_abs(input_dev, xpad_abs_triggers[i]);
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+ }
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+
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+ input_register_device(xpad->dev);
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+
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+ {
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+ struct device* joydev_dev = device_find_child(&xpad->dev->dev, NULL, xpad_find_joydev);
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+
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+ if (joydev_dev) {
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+// printk("found joydev child with minor %i\n", MINOR(joydev_dev->devt));
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+ xpad->joydev_id = MINOR(joydev_dev->devt);
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+ xpad_send_led_command(xpad, (xpad->joydev_id % 4) + 2);
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+ }
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+ }
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+
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+ xpad_init_ff(xpad);
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+ } else {
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+ input_unregister_device(xpad->dev);
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+ }
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+
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+ kfree( (void *)work );
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+
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+ return;
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+}
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+
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/*
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* xpad360_process_packet
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@@ -506,10 +614,34 @@
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/* Presence change */
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if (data[0] & 0x08) {
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if (data[1] & 0x80) {
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- xpad->pad_present = 1;
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- usb_submit_urb(xpad->bulk_out, GFP_ATOMIC);
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- } else
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- xpad->pad_present = 0;
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+
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+ if (!xpad->pad_present)
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+ {
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+ my_work_t * work;
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+ xpad->pad_present = 1;
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+ usb_submit_urb(xpad->bulk_out, GFP_ATOMIC);
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+
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+ work = (my_work_t *)kmalloc(sizeof(my_work_t), GFP_KERNEL);
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+ INIT_WORK( (struct work_struct *)work, my_wq_function );
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+ work->xpad = xpad;
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+ queue_work( my_wq, (struct work_struct *)work );
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+ }
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+
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+ } else {
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+ if (xpad->pad_present)
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+ {
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+ my_work_t * work;
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+ xpad->pad_present = 0;
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+
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+ work = (my_work_t *)kmalloc(sizeof(my_work_t), GFP_KERNEL);
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+ INIT_WORK( (struct work_struct *)work, my_wq_function );
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+ work->xpad = xpad;
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+ queue_work( my_wq, (struct work_struct *)work );
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+ }
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+// printk("got kill packet for id %i\n", xpad->joydev_id);
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+ }
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+ }
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+
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+// printk("xpad packet %hhX %hhX %hhX %hhX %hhX %hhX\n", data[0], data[1], data[2], data[3], data[4], data[5]);
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- }
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/* Valid pad data */
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@@ -625,6 +758,8 @@
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int retval, status;
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status = urb->status;
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+
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+// printk("xpad_irq_in %i\n", status);
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switch (status) {
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case 0:
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@@ -736,8 +871,6 @@
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goto fail1;
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}
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- mutex_init(&xpad->odata_mutex);
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-
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xpad->irq_out = usb_alloc_urb(0, GFP_KERNEL);
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if (!xpad->irq_out) {
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error = -ENOMEM;
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@@ -864,15 +997,38 @@
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static void xpad_send_led_command(struct usb_xpad *xpad, int command)
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{
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- if (command >= 0 && command < 14) {
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- mutex_lock(&xpad->odata_mutex);
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- xpad->odata[0] = 0x01;
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- xpad->odata[1] = 0x03;
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- xpad->odata[2] = command;
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- xpad->irq_out->transfer_buffer_length = 3;
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- usb_submit_urb(xpad->irq_out, GFP_KERNEL);
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- mutex_unlock(&xpad->odata_mutex);
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- }
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+ if ((unsigned)command > 15)
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+ return;
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+
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+ spin_lock(&xpad->odata_lock);
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+
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+ switch (xpad->xtype) {
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+
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+ case XTYPE_XBOX360:
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+ xpad->odata[0] = 0x01;
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+ xpad->odata[1] = 0x03;
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+ xpad->odata[2] = command;
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+ xpad->irq_out->transfer_buffer_length = 3;
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+ break;
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+ case XTYPE_XBOX360W:
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+ xpad->odata[0] = 0x00;
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+ xpad->odata[1] = 0x00;
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+ xpad->odata[2] = 0x08;
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+ xpad->odata[3] = 0x40 + (command % 0x0e);
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+ xpad->odata[4] = 0x00;
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+ xpad->odata[5] = 0x00;
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+ xpad->odata[6] = 0x00;
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+ xpad->odata[7] = 0x00;
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+ xpad->odata[8] = 0x00;
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+ xpad->odata[9] = 0x00;
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+ xpad->odata[10] = 0x00;
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+ xpad->odata[11] = 0x00;
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+ xpad->irq_out->transfer_buffer_length = 12;
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+ break;
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+ }
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+
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+ usb_submit_urb(xpad->irq_out, GFP_KERNEL);
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+ spin_unlock(&xpad->odata_lock);
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}
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static void xpad_led_set(struct led_classdev *led_cdev,
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@@ -892,7 +1048,9 @@
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struct led_classdev *led_cdev;
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int error;
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- if (xpad->xtype != XTYPE_XBOX360)
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+// printk("xpad_led_probe\n");
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+
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+ if (xpad->xtype != XTYPE_XBOX360 && xpad->xtype != XTYPE_XBOX360W)
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return 0;
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xpad->led = led = kzalloc(sizeof(struct xpad_led), GFP_KERNEL);
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@@ -915,11 +1073,6 @@
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return error;
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}
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- /*
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- * Light up the segment corresponding to controller number
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- */
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- xpad_send_led_command(xpad, (led_no % 4) + 2);
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-
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return 0;
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}
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@@ -941,6 +1094,7 @@
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static int xpad_open(struct input_dev *dev)
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{
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struct usb_xpad *xpad = input_get_drvdata(dev);
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+// printk("xpad open driver data %x\n", (unsigned int)xpad);
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/* URB was submitted in probe */
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if (xpad->xtype == XTYPE_XBOX360W)
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@@ -1001,10 +1155,14 @@
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{
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struct usb_device *udev = interface_to_usbdev(intf);
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struct usb_xpad *xpad;
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- struct input_dev *input_dev;
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struct usb_endpoint_descriptor *ep_irq_in;
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int ep_irq_in_idx;
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int i, error;
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+ struct input_dev *input_dev;
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+
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+ if (!my_wq) {
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+ my_wq = create_workqueue("xpad_queue");
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+ }
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for (i = 0; xpad_device[i].idVendor; i++) {
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if ((le16_to_cpu(udev->descriptor.idVendor) == xpad_device[i].idVendor) &&
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@@ -1023,11 +1181,8 @@
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}
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xpad = kzalloc(sizeof(struct usb_xpad), GFP_KERNEL);
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- input_dev = input_allocate_device();
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- if (!xpad || !input_dev) {
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- error = -ENOMEM;
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- goto fail1;
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- }
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+
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+ xpad->name = xpad_device[i].name;
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xpad->idata = usb_alloc_coherent(udev, XPAD_PKT_LEN,
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GFP_KERNEL, &xpad->idata_dma);
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@@ -1064,66 +1219,12 @@
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xpad->mapping |= MAP_STICKS_TO_NULL;
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}
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- xpad->dev = input_dev;
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- usb_make_path(udev, xpad->phys, sizeof(xpad->phys));
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- strlcat(xpad->phys, "/input0", sizeof(xpad->phys));
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-
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- input_dev->name = xpad_device[i].name;
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- input_dev->phys = xpad->phys;
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- usb_to_input_id(udev, &input_dev->id);
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- input_dev->dev.parent = &intf->dev;
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-
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- input_set_drvdata(input_dev, xpad);
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-
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- input_dev->open = xpad_open;
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- input_dev->close = xpad_close;
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-
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- input_dev->evbit[0] = BIT_MASK(EV_KEY);
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-
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- if (!(xpad->mapping & MAP_STICKS_TO_NULL)) {
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- input_dev->evbit[0] |= BIT_MASK(EV_ABS);
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- /* set up axes */
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- for (i = 0; xpad_abs[i] >= 0; i++)
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- xpad_set_up_abs(input_dev, xpad_abs[i]);
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- }
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-
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- /* set up standard buttons */
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- for (i = 0; xpad_common_btn[i] >= 0; i++)
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- __set_bit(xpad_common_btn[i], input_dev->keybit);
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-
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- /* set up model-specific ones */
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- if (xpad->xtype == XTYPE_XBOX360 || xpad->xtype == XTYPE_XBOX360W ||
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- xpad->xtype == XTYPE_XBOXONE) {
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- for (i = 0; xpad360_btn[i] >= 0; i++)
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- __set_bit(xpad360_btn[i], input_dev->keybit);
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- } else {
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- for (i = 0; xpad_btn[i] >= 0; i++)
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- __set_bit(xpad_btn[i], input_dev->keybit);
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- }
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-
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- if (xpad->mapping & MAP_DPAD_TO_BUTTONS) {
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- for (i = 0; xpad_btn_pad[i] >= 0; i++)
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- __set_bit(xpad_btn_pad[i], input_dev->keybit);
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- } else {
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- for (i = 0; xpad_abs_pad[i] >= 0; i++)
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- xpad_set_up_abs(input_dev, xpad_abs_pad[i]);
|
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- }
|
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-
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- if (xpad->mapping & MAP_TRIGGERS_TO_BUTTONS) {
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- for (i = 0; xpad_btn_triggers[i] >= 0; i++)
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- __set_bit(xpad_btn_triggers[i], input_dev->keybit);
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- } else {
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- for (i = 0; xpad_abs_triggers[i] >= 0; i++)
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- xpad_set_up_abs(input_dev, xpad_abs_triggers[i]);
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- }
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-
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error = xpad_init_output(intf, xpad);
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if (error)
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goto fail3;
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- error = xpad_init_ff(xpad);
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- if (error)
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- goto fail4;
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+ usb_make_path(xpad->udev, xpad->phys, sizeof(xpad->phys));
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+ strlcat(xpad->phys, "/input0", sizeof(xpad->phys));
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|
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error = xpad_led_probe(xpad);
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if (error)
|
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@@ -1140,10 +1241,6 @@
|
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xpad->irq_in->transfer_dma = xpad->idata_dma;
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xpad->irq_in->transfer_flags |= URB_NO_TRANSFER_DMA_MAP;
|
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- error = input_register_device(xpad->dev);
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- if (error)
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- goto fail6;
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-
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usb_set_intfdata(intf, xpad);
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if (xpad->xtype == XTYPE_XBOX360W) {
|
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@@ -1151,6 +1248,7 @@
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* Setup the message to set the LEDs on the
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* controller when it shows up
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*/
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+ spin_lock(&xpad->odata_lock);
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xpad->bulk_out = usb_alloc_urb(0, GFP_KERNEL);
|
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if (!xpad->bulk_out) {
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error = -ENOMEM;
|
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@@ -1202,23 +1300,55 @@
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*/
|
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xpad->irq_in->dev = xpad->udev;
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error = usb_submit_urb(xpad->irq_in, GFP_KERNEL);
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+
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+ spin_unlock(&xpad->odata_lock);
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if (error)
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goto fail9;
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+
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+ // I don't know how to check controller state on driver load so just slam them
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+ // off so that people have to turn them on, triggering a state update
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+
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+ // got the power off packet from an OSX reverse-engineered driver:
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+ // http://tattiebogle.net/index.php/ProjectRoot/Xbox360Controller/OsxDriver#toc1
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+ spin_lock(&xpad->odata_lock);
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+ xpad->odata[0] = 0x00;
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+ xpad->odata[1] = 0x00;
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+ xpad->odata[2] = 0x08;
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+ xpad->odata[3] = 0xC0;
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+ xpad->odata[4] = 0x00;
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+ xpad->odata[5] = 0x00;
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+ xpad->odata[6] = 0x00;
|
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+ xpad->odata[7] = 0x00;
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+ xpad->odata[8] = 0x00;
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+ xpad->odata[9] = 0x00;
|
||||
+ xpad->odata[10] = 0x00;
|
||||
+ xpad->odata[11] = 0x00;
|
||||
+ xpad->irq_out->transfer_buffer_length = 12;
|
||||
+ usb_submit_urb(xpad->irq_out, GFP_KERNEL);
|
||||
+ spin_unlock(&xpad->odata_lock);
|
||||
+ } else {
|
||||
+ my_work_t *work;
|
||||
+ xpad->pad_present = 1;
|
||||
+
|
||||
+ work = (my_work_t *)kmalloc(sizeof(my_work_t), GFP_KERNEL);
|
||||
+ INIT_WORK( (struct work_struct *)work, my_wq_function );
|
||||
+ work->xpad = xpad;
|
||||
+ queue_work( my_wq, (struct work_struct *)work );
|
||||
}
|
||||
|
||||
return 0;
|
||||
|
||||
fail9: kfree(xpad->bdata);
|
||||
fail8: usb_free_urb(xpad->bulk_out);
|
||||
- fail7: input_unregister_device(input_dev);
|
||||
- input_dev = NULL;
|
||||
+ fail7: //input_unregister_device(input_dev);
|
||||
+ //input_dev = NULL;
|
||||
fail6: xpad_led_disconnect(xpad);
|
||||
- fail5: if (input_dev)
|
||||
- input_ff_destroy(input_dev);
|
||||
+ fail5: //if (input_dev)
|
||||
+ //input_ff_destroy(input_dev);
|
||||
fail4: xpad_deinit_output(xpad);
|
||||
fail3: usb_free_urb(xpad->irq_in);
|
||||
fail2: usb_free_coherent(udev, XPAD_PKT_LEN, xpad->idata, xpad->idata_dma);
|
||||
- fail1: input_free_device(input_dev);
|
||||
+ fail1: //input_free_device(input_dev);
|
||||
kfree(xpad);
|
||||
return error;
|
||||
|
||||
@@ -1228,8 +1358,14 @@
|
||||
{
|
||||
struct usb_xpad *xpad = usb_get_intfdata (intf);
|
||||
|
||||
+// printk("xpad_disconnect\n");
|
||||
xpad_led_disconnect(xpad);
|
||||
- input_unregister_device(xpad->dev);
|
||||
+
|
||||
+ if (xpad->pad_present)
|
||||
+ {
|
||||
+ xpad->pad_present = 0;
|
||||
+ input_unregister_device(xpad->dev);
|
||||
+ }
|
||||
xpad_deinit_output(xpad);
|
||||
|
||||
if (xpad->xtype == XTYPE_XBOX360W) {
|
||||
Loading…
x
Reference in New Issue
Block a user