From 0f37cd0306463ad35f958d8f74a2b00e5b190b4b Mon Sep 17 00:00:00 2001 From: Jiri Kosina Date: Wed, 20 Aug 2008 19:13:52 +0200 Subject: [PATCH] HID: introduce list for hiddev creation forcing Introduce a list of devices for which there is need to force a creation of the hiddev interface, but still they are operated by generic driver (i.e. certain UPS). Signed-off-by: Jiri Kosina --- drivers/hid/hid-core.c | 47 ++++++++++++++++++++++++++---------------- 1 file changed, 29 insertions(+), 18 deletions(-) diff --git a/drivers/hid/hid-core.c b/drivers/hid/hid-core.c index 6a730df336b4..ec299f56c58b 100644 --- a/drivers/hid/hid-core.c +++ b/drivers/hid/hid-core.c @@ -1113,6 +1113,33 @@ int hid_input_report(struct hid_device *hid, int type, u8 *data, int size, int i } EXPORT_SYMBOL_GPL(hid_input_report); +static bool hid_match_one_id(struct hid_device *hdev, + const struct hid_device_id *id) +{ + return id->bus == hdev->bus && + (id->vendor == HID_ANY_ID || id->vendor == hdev->vendor) && + (id->product == HID_ANY_ID || id->product == hdev->product); +} + +static const struct hid_device_id *hid_match_id(struct hid_device *hdev, + const struct hid_device_id *id) +{ + for (; id->bus; id++) + if (hid_match_one_id(hdev, id)) + return id; + + return NULL; +} + +static const struct hid_device_id hid_hiddev_list[] = { + { } +}; + +static bool hid_hiddev(struct hid_device *hdev) +{ + return !!hid_match_id(hdev, hid_hiddev_list); +} + int hid_connect(struct hid_device *hdev, unsigned int connect_mask) { static const char *types[] = { "Device", "Pointer", "Mouse", "Device", @@ -1126,6 +1153,8 @@ int hid_connect(struct hid_device *hdev, unsigned int connect_mask) if (hdev->bus != BUS_USB) connect_mask &= ~HID_CONNECT_HIDDEV; + if (hid_hiddev(hdev)) + connect_mask |= HID_CONNECT_HIDDEV_FORCE; if ((connect_mask & HID_CONNECT_HIDINPUT) && !hidinput_connect(hdev, connect_mask & HID_CONNECT_HIDINPUT_FORCE)) @@ -1187,24 +1216,6 @@ int hid_connect(struct hid_device *hdev, unsigned int connect_mask) } EXPORT_SYMBOL_GPL(hid_connect); -static bool hid_match_one_id(struct hid_device *hdev, - const struct hid_device_id *id) -{ - return id->bus == hdev->bus && - (id->vendor == HID_ANY_ID || id->vendor == hdev->vendor) && - (id->product == HID_ANY_ID || id->product == hdev->product); -} - -static const struct hid_device_id *hid_match_id(struct hid_device *hdev, - const struct hid_device_id *id) -{ - for (; id->bus; id++) - if (hid_match_one_id(hdev, id)) - return id; - - return NULL; -} - static const struct hid_device_id hid_blacklist[] = { { HID_USB_DEVICE(USB_VENDOR_ID_A4TECH, USB_DEVICE_ID_A4TECH_WCP32PU) }, { HID_USB_DEVICE(USB_VENDOR_ID_A4TECH, USB_DEVICE_ID_A4TECH_X5_005D) }, -- 2.20.1