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Diffstat (limited to 'include/linux/hid.h')
-rw-r--r--include/linux/hid.h37
1 files changed, 30 insertions, 7 deletions
diff --git a/include/linux/hid.h b/include/linux/hid.h
index 43aa51a7fa9..043209f7bfc 100644
--- a/include/linux/hid.h
+++ b/include/linux/hid.h
@@ -247,6 +247,19 @@ struct hid_item {
#define HID_FEATURE_REPORT 2
/*
+ * HID connect requests
+ */
+
+#define HID_CONNECT_HIDINPUT 0x01
+#define HID_CONNECT_HIDINPUT_FORCE 0x02
+#define HID_CONNECT_HIDRAW 0x04
+#define HID_CONNECT_HIDDEV 0x08
+#define HID_CONNECT_HIDDEV_FORCE 0x10
+#define HID_CONNECT_FF 0x20
+#define HID_CONNECT_DEFAULT (HID_CONNECT_HIDINPUT|HID_CONNECT_HIDRAW| \
+ HID_CONNECT_HIDDEV|HID_CONNECT_FF)
+
+/*
* HID device quirks.
*/
@@ -258,13 +271,10 @@ struct hid_item {
#define HID_QUIRK_INVERT 0x00000001
#define HID_QUIRK_NOTOUCH 0x00000002
#define HID_QUIRK_NOGET 0x00000008
-#define HID_QUIRK_HIDDEV 0x00000010
#define HID_QUIRK_BADPAD 0x00000020
#define HID_QUIRK_MULTI_INPUT 0x00000040
#define HID_QUIRK_SKIP_OUTPUT_REPORTS 0x00010000
#define HID_QUIRK_RESET_LEDS 0x00100000
-#define HID_QUIRK_HIDINPUT 0x00200000
-#define HID_QUIRK_IGNORE_HIDINPUT 0x01000000
#define HID_QUIRK_FULLSPEED_INTERVAL 0x10000000
/*
@@ -439,7 +449,11 @@ struct hid_device { /* device report descriptor */
void *driver_data;
+ /* temporary hid_ff handling (until moved to the drivers) */
+ int (*ff_init)(struct hid_device *);
+
/* hiddev event handler */
+ int (*hiddev_connect)(struct hid_device *, unsigned int);
void (*hiddev_hid_event) (struct hid_device *, struct hid_field *field,
struct hid_usage *, __s32);
void (*hiddev_report_event) (struct hid_device *, struct hid_report *);
@@ -610,7 +624,7 @@ extern void hid_unregister_driver(struct hid_driver *);
extern void hidinput_hid_event(struct hid_device *, struct hid_field *, struct hid_usage *, __s32);
extern void hidinput_report_event(struct hid_device *hid, struct hid_report *report);
-extern int hidinput_connect(struct hid_device *);
+extern int hidinput_connect(struct hid_device *hid, unsigned int force);
extern void hidinput_disconnect(struct hid_device *);
int hid_set_field(struct hid_field *, unsigned, __s32);
@@ -619,6 +633,7 @@ int hidinput_find_field(struct hid_device *hid, unsigned int type, unsigned int
void hid_output_report(struct hid_report *report, __u8 *data);
struct hid_device *hid_allocate_device(void);
int hid_parse_report(struct hid_device *hid, __u8 *start, unsigned size);
+int hid_connect(struct hid_device *hid, unsigned int connect_mask);
/**
* hid_map_usage - map usage input bits
@@ -700,14 +715,22 @@ static inline int __must_check hid_parse(struct hid_device *hdev)
* hid_hw_start - start underlaying HW
*
* @hdev: hid device
+ * @connect_mask: which outputs to connect, see HID_CONNECT_*
*
* Call this in probe function *after* hid_parse. This will setup HW buffers
* and start the device (if not deffered to device open). hid_hw_stop must be
* called if this was successfull.
*/
-static inline int __must_check hid_hw_start(struct hid_device *hdev)
+static inline int __must_check hid_hw_start(struct hid_device *hdev,
+ unsigned int connect_mask)
{
- return hdev->ll_driver->start(hdev);
+ int ret = hdev->ll_driver->start(hdev);
+ if (ret || !connect_mask)
+ return ret;
+ ret = hid_connect(hdev, connect_mask);
+ if (ret)
+ hdev->ll_driver->stop(hdev);
+ return ret;
}
/**
@@ -749,7 +772,7 @@ static inline int hid_pidff_init(struct hid_device *hid) { return -ENODEV; }
#endif
#else
-static inline int hid_ff_init(struct hid_device *hid) { return -1; }
+#define hid_ff_init NULL
#endif
#ifdef CONFIG_HID_DEBUG