hwmon: (it87) Add chassis intrusion detection support
[linux-2.6.git] / drivers / hid / hid-sony.c
index 6ced140..5cd25bd 100644 (file)
 #include <linux/device.h>
 #include <linux/hid.h>
 #include <linux/module.h>
+#include <linux/slab.h>
 #include <linux/usb.h>
 
 #include "hid-ids.h"
 
-#define VAIO_RDESC_CONSTANT 0x0001
+#define VAIO_RDESC_CONSTANT     (1 << 0)
+#define SIXAXIS_CONTROLLER_USB  (1 << 1)
+#define SIXAXIS_CONTROLLER_BT   (1 << 2)
+
+static const u8 sixaxis_rdesc_fixup[] = {
+       0x95, 0x13, 0x09, 0x01, 0x81, 0x02, 0x95, 0x0C,
+       0x81, 0x01, 0x75, 0x10, 0x95, 0x04, 0x26, 0xFF,
+       0x03, 0x46, 0xFF, 0x03, 0x09, 0x01, 0x81, 0x02
+};
 
 struct sony_sc {
        unsigned long quirks;
 };
 
 /* Sony Vaio VGX has wrongly mouse pointer declared as constant */
-static void sony_report_fixup(struct hid_device *hdev, __u8 *rdesc,
-               unsigned int rsize)
+static __u8 *sony_report_fixup(struct hid_device *hdev, __u8 *rdesc,
+               unsigned int *rsize)
 {
        struct sony_sc *sc = hid_get_drvdata(hdev);
 
        if ((sc->quirks & VAIO_RDESC_CONSTANT) &&
-                       rsize >= 56 && rdesc[54] == 0x81 && rdesc[55] == 0x07) {
-               dev_info(&hdev->dev, "Fixing up Sony Vaio VGX report "
-                               "descriptor\n");
+                       *rsize >= 56 && rdesc[54] == 0x81 && rdesc[55] == 0x07) {
+               hid_info(hdev, "Fixing up Sony Vaio VGX report descriptor\n");
                rdesc[55] = 0x06;
        }
+
+       /* The HID descriptor exposed over BT has a trailing zero byte */
+       if ((((sc->quirks & SIXAXIS_CONTROLLER_USB) && *rsize == 148) ||
+                       ((sc->quirks & SIXAXIS_CONTROLLER_BT) && *rsize == 149)) &&
+                       rdesc[83] == 0x75) {
+               hid_info(hdev, "Fixing up Sony Sixaxis report descriptor\n");
+               memcpy((void *)&rdesc[83], (void *)&sixaxis_rdesc_fixup,
+                       sizeof(sixaxis_rdesc_fixup));
+       }
+       return rdesc;
+}
+
+static int sony_raw_event(struct hid_device *hdev, struct hid_report *report,
+               __u8 *rd, int size)
+{
+       struct sony_sc *sc = hid_get_drvdata(hdev);
+
+       /* Sixaxis HID report has acclerometers/gyro with MSByte first, this
+        * has to be BYTE_SWAPPED before passing up to joystick interface
+        */
+       if ((sc->quirks & (SIXAXIS_CONTROLLER_USB | SIXAXIS_CONTROLLER_BT)) &&
+                       rd[0] == 0x01 && size == 49) {
+               swap(rd[41], rd[42]);
+               swap(rd[43], rd[44]);
+               swap(rd[45], rd[46]);
+               swap(rd[47], rd[48]);
+       }
+
+       return 0;
+}
+
+/*
+ * The Sony Sixaxis does not handle HID Output Reports on the Interrupt EP
+ * like it should according to usbhid/hid-core.c::usbhid_output_raw_report()
+ * so we need to override that forcing HID Output Reports on the Control EP.
+ *
+ * There is also another issue about HID Output Reports via USB, the Sixaxis
+ * does not want the report_id as part of the data packet, so we have to
+ * discard buf[0] when sending the actual control message, even for numbered
+ * reports, humpf!
+ */
+static int sixaxis_usb_output_raw_report(struct hid_device *hid, __u8 *buf,
+               size_t count, unsigned char report_type)
+{
+       struct usb_interface *intf = to_usb_interface(hid->dev.parent);
+       struct usb_device *dev = interface_to_usbdev(intf);
+       struct usb_host_interface *interface = intf->cur_altsetting;
+       int report_id = buf[0];
+       int ret;
+
+       if (report_type == HID_OUTPUT_REPORT) {
+               /* Don't send the Report ID */
+               buf++;
+               count--;
+       }
+
+       ret = usb_control_msg(dev, usb_sndctrlpipe(dev, 0),
+               HID_REQ_SET_REPORT,
+               USB_DIR_OUT | USB_TYPE_CLASS | USB_RECIP_INTERFACE,
+               ((report_type + 1) << 8) | report_id,
+               interface->desc.bInterfaceNumber, buf, count,
+               USB_CTRL_SET_TIMEOUT);
+
+       /* Count also the Report ID, in case of an Output report. */
+       if (ret > 0 && report_type == HID_OUTPUT_REPORT)
+               ret++;
+
+       return ret;
 }
 
 /*
@@ -48,7 +124,7 @@ static void sony_report_fixup(struct hid_device *hdev, __u8 *rdesc,
  * to "operational".  Without this, the ps3 controller will not report any
  * events.
  */
-static int sony_set_operational_usb(struct hid_device *hdev)
+static int sixaxis_set_operational_usb(struct hid_device *hdev)
 {
        struct usb_interface *intf = to_usb_interface(hdev->dev.parent);
        struct usb_device *dev = interface_to_usbdev(intf);
@@ -66,16 +142,16 @@ static int sony_set_operational_usb(struct hid_device *hdev)
                                 (3 << 8) | 0xf2, ifnum, buf, 17,
                                 USB_CTRL_GET_TIMEOUT);
        if (ret < 0)
-               dev_err(&hdev->dev, "can't set operational mode\n");
+               hid_err(hdev, "can't set operational mode\n");
 
        kfree(buf);
 
        return ret;
 }
 
-static int sony_set_operational_bt(struct hid_device *hdev)
+static int sixaxis_set_operational_bt(struct hid_device *hdev)
 {
-       unsigned char buf[] = { 0x53, 0xf4,  0x42, 0x03, 0x00, 0x00 };
+       unsigned char buf[] = { 0xf4,  0x42, 0x03, 0x00, 0x00 };
        return hdev->hid_output_raw_report(hdev, buf, sizeof(buf), HID_FEATURE_REPORT);
 }
 
@@ -87,7 +163,7 @@ static int sony_probe(struct hid_device *hdev, const struct hid_device_id *id)
 
        sc = kzalloc(sizeof(*sc), GFP_KERNEL);
        if (sc == NULL) {
-               dev_err(&hdev->dev, "can't alloc apple descriptor\n");
+               hid_err(hdev, "can't alloc sony descriptor\n");
                return -ENOMEM;
        }
 
@@ -96,27 +172,25 @@ static int sony_probe(struct hid_device *hdev, const struct hid_device_id *id)
 
        ret = hid_parse(hdev);
        if (ret) {
-               dev_err(&hdev->dev, "parse failed\n");
+               hid_err(hdev, "parse failed\n");
                goto err_free;
        }
 
        ret = hid_hw_start(hdev, HID_CONNECT_DEFAULT |
                        HID_CONNECT_HIDDEV_FORCE);
        if (ret) {
-               dev_err(&hdev->dev, "hw start failed\n");
+               hid_err(hdev, "hw start failed\n");
                goto err_free;
        }
 
-       switch (hdev->bus) {
-       case BUS_USB:
-               ret = sony_set_operational_usb(hdev);
-               break;
-       case BUS_BLUETOOTH:
-               ret = sony_set_operational_bt(hdev);
-               break;
-       default:
-               ret = 0;
+       if (sc->quirks & SIXAXIS_CONTROLLER_USB) {
+               hdev->hid_output_raw_report = sixaxis_usb_output_raw_report;
+               ret = sixaxis_set_operational_usb(hdev);
        }
+       else if (sc->quirks & SIXAXIS_CONTROLLER_BT)
+               ret = sixaxis_set_operational_bt(hdev);
+       else
+               ret = 0;
 
        if (ret < 0)
                goto err_stop;
@@ -136,8 +210,12 @@ static void sony_remove(struct hid_device *hdev)
 }
 
 static const struct hid_device_id sony_devices[] = {
-       { HID_USB_DEVICE(USB_VENDOR_ID_SONY, USB_DEVICE_ID_SONY_PS3_CONTROLLER) },
-       { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_SONY, USB_DEVICE_ID_SONY_PS3_CONTROLLER) },
+       { HID_USB_DEVICE(USB_VENDOR_ID_SONY, USB_DEVICE_ID_SONY_PS3_CONTROLLER),
+               .driver_data = SIXAXIS_CONTROLLER_USB },
+       { HID_USB_DEVICE(USB_VENDOR_ID_SONY, USB_DEVICE_ID_SONY_NAVIGATION_CONTROLLER),
+               .driver_data = SIXAXIS_CONTROLLER_USB },
+       { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_SONY, USB_DEVICE_ID_SONY_PS3_CONTROLLER),
+               .driver_data = SIXAXIS_CONTROLLER_BT },
        { HID_USB_DEVICE(USB_VENDOR_ID_SONY, USB_DEVICE_ID_SONY_VAIO_VGX_MOUSE),
                .driver_data = VAIO_RDESC_CONSTANT },
        { }
@@ -150,6 +228,7 @@ static struct hid_driver sony_driver = {
        .probe = sony_probe,
        .remove = sony_remove,
        .report_fixup = sony_report_fixup,
+       .raw_event = sony_raw_event
 };
 
 static int __init sony_init(void)