HID: move ezkey quirks

Signed-off-by: Jiri Slaby <jirislaby@gmail.com>
Signed-off-by: Jiri Kosina <jkosina@suse.cz>

7 files changed, 107 insertions, 39 deletions

diff --git a/drivers/hid/Kconfig b/drivers/hid/Kconfig
index 85aabb5d9712..8098ad322b71 100644
--- a/drivers/hid/Kconfig
+++ b/drivers/hid/Kconfig
@@ -117,6 +117,13 @@ config HID_CYPRESS
         ---help---
         Support for Cypress mouse and barcodes.
 
+config HID_EZKEY
+        tristate "Ezkey"
+        default m
+        depends on USB_HID
+        ---help---
+        Support for Ezkey mouse and barcodes.
+
 config HID_LOGITECH
         tristate "Logitech"
         default m
diff --git a/drivers/hid/Makefile b/drivers/hid/Makefile
index cd6bd024767c..4790777f8435 100644
--- a/drivers/hid/Makefile
+++ b/drivers/hid/Makefile
@@ -16,6 +16,7 @@ obj-$(CONFIG_HID_A4TECH)	+= hid-a4tech.o
 obj-$(CONFIG_HID_APPLE)         += hid-apple.o
 obj-$(CONFIG_HID_CHERRY)        += hid-cherry.o
 obj-$(CONFIG_HID_CYPRESS)       += hid-cypress.o
+obj-$(CONFIG_HID_EZKEY)         += hid-ezkey.o
 obj-$(CONFIG_HID_LOGITECH)      += hid-logitech.o
 obj-$(CONFIG_HID_MICROSOFT)     += hid-microsoft.o
 obj-$(CONFIG_HID_SUNPLUS)       += hid-sunplus.o
diff --git a/drivers/hid/hid-core.c b/drivers/hid/hid-core.c
index 5acdc3742851..84e478df057c 100644
--- a/drivers/hid/hid-core.c
+++ b/drivers/hid/hid-core.c
@@ -1168,6 +1168,7 @@ static const struct hid_device_id hid_blacklist[] = {
         { HID_USB_DEVICE(USB_VENDOR_ID_CYPRESS, USB_DEVICE_ID_CYPRESS_BARCODE_1) },
         { HID_USB_DEVICE(USB_VENDOR_ID_CYPRESS, USB_DEVICE_ID_CYPRESS_BARCODE_2) },
         { HID_USB_DEVICE(USB_VENDOR_ID_CYPRESS, USB_DEVICE_ID_CYPRESS_MOUSE) },
+        { HID_USB_DEVICE(USB_VENDOR_ID_EZKEY, USB_DEVICE_ID_BTC_8193) },
         { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_MX3000_RECEIVER) },
         { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_S510_RECEIVER) },
         { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_S510_RECEIVER_2) },
diff --git a/drivers/hid/hid-dummy.c b/drivers/hid/hid-dummy.c
index 178344ea651b..0dbdbb73b73c 100644
--- a/drivers/hid/hid-dummy.c
+++ b/drivers/hid/hid-dummy.c
@@ -16,6 +16,9 @@ static int __init hid_dummy_init(void)
 #ifdef CONFIG_HID_CYPRESS_MODULE
         HID_COMPAT_CALL_DRIVER(cypress);
 #endif
+#ifdef CONFIG_HID_EZKEY_MODULE
+        HID_COMPAT_CALL_DRIVER(ezkey);
+#endif
 #ifdef CONFIG_HID_LOGITECH_MODULE
         HID_COMPAT_CALL_DRIVER(logitech);
 #endif
diff --git a/drivers/hid/hid-ezkey.c b/drivers/hid/hid-ezkey.c
new file mode 100644
index 000000000000..deb42f931b7e
--- /dev/null
+++ b/drivers/hid/hid-ezkey.c
@@ -0,0 +1,95 @@
+/*
+ *  HID driver for some ezkey "special" devices
+ *
+ *  Copyright (c) 1999 Andreas Gal
+ *  Copyright (c) 2000-2005 Vojtech Pavlik <vojtech@suse.cz>
+ *  Copyright (c) 2005 Michael Haboustak <mike-@cinci.rr.com> for Concept2, Inc
+ *  Copyright (c) 2006-2007 Jiri Kosina
+ *  Copyright (c) 2007 Paul Walmsley
+ *  Copyright (c) 2008 Jiri Slaby
+ */
+
+/*
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License as published by the Free
+ * Software Foundation; either version 2 of the License, or (at your option)
+ * any later version.
+ */
+
+#include <linux/device.h>
+#include <linux/input.h>
+#include <linux/hid.h>
+#include <linux/module.h>
+
+#include "hid-ids.h"
+
+#define ez_map_rel(c)   hid_map_usage(hi, usage, bit, max, EV_REL, (c))
+#define ez_map_key(c)   hid_map_usage(hi, usage, bit, max, EV_KEY, (c))
+
+static int ez_input_mapping(struct hid_device *hdev, struct hid_input *hi,
+                struct hid_field *field, struct hid_usage *usage,
+                unsigned long **bit, int *max)
+{
+        if ((usage->hid & HID_USAGE_PAGE) != HID_UP_CONSUMER)
+                return 0;
+
+        switch (usage->hid & HID_USAGE) {
+        case 0x230: ez_map_key(BTN_MOUSE);      break;
+        case 0x231: ez_map_rel(REL_WHEEL);      break;
+        /*
+         * this keyboard has a scrollwheel implemented in
+         * totally broken way. We map this usage temporarily
+         * to HWHEEL and handle it in the event quirk handler
+         */
+        case 0x232: ez_map_rel(REL_HWHEEL);     break;
+        default:
+                return 0;
+        }
+        return 1;
+}
+
+static int ez_event(struct hid_device *hdev, struct hid_field *field,
+                struct hid_usage *usage, __s32 value)
+{
+        if (!(hdev->claimed & HID_CLAIMED_INPUT) || !field->hidinput ||
+                        !usage->type)
+                return 0;
+
+        /* handle the temporary quirky mapping to HWHEEL */
+        if (usage->type == EV_REL && usage->code == REL_HWHEEL) {
+                struct input_dev *input = field->hidinput->input;
+                input_event(input, usage->type, REL_WHEEL, -value);
+                return 1;
+        }
+
+        return 0;
+}
+
+static const struct hid_device_id ez_devices[] = {
+        { HID_USB_DEVICE(USB_VENDOR_ID_EZKEY, USB_DEVICE_ID_BTC_8193) },
+        { }
+};
+MODULE_DEVICE_TABLE(hid, ez_devices);
+
+static struct hid_driver ez_driver = {
+        .name = "ezkey",
+        .id_table = ez_devices,
+        .input_mapping = ez_input_mapping,
+        .event = ez_event,
+};
+
+static int ez_init(void)
+{
+        return hid_register_driver(&ez_driver);
+}
+
+static void ez_exit(void)
+{
+        hid_unregister_driver(&ez_driver);
+}
+
+module_init(ez_init);
+module_exit(ez_exit);
+MODULE_LICENSE("GPL");
+
+HID_COMPAT_LOAD_DRIVER(ezkey);
diff --git a/drivers/hid/hid-input-quirks.c b/drivers/hid/hid-input-quirks.c
index 97ee75064a0e..4cd585b64ae0 100644
--- a/drivers/hid/hid-input-quirks.c
+++ b/drivers/hid/hid-input-quirks.c
@@ -16,9 +16,6 @@
 #include <linux/input.h>
 #include <linux/hid.h>
 
-#define map_rel(c)      hid_map_usage(hidinput, usage, bit, max, EV_REL, (c))
-#define map_key(c)      hid_map_usage(hidinput, usage, bit, max, EV_KEY, (c))
-
 #define map_key_clear(c)        hid_map_usage_clear(hidinput, usage, bit, \
                 max, EV_KEY, (c))
 
@@ -132,37 +129,12 @@ static int quirk_cherry_genius_29e(struct hid_usage *usage,
         return 1;
 }
 
-static int quirk_btc_8193(struct hid_usage *usage, struct hid_input *hidinput,
-                              unsigned long **bit, int *max)
-{
-        if ((usage->hid & HID_USAGE_PAGE) != HID_UP_CONSUMER)
-                return 0;
-
-        switch (usage->hid & HID_USAGE) {
-                case 0x230: map_key(BTN_MOUSE);                 break;
-                case 0x231: map_rel(REL_WHEEL);                 break;
-                /* 
-                 * this keyboard has a scrollwheel implemented in
-                 * totally broken way. We map this usage temporarily
-                 * to HWHEEL and handle it in the event quirk handler
-                 */
-                case 0x232: map_rel(REL_HWHEEL);                break;
-
-                default:
-                        return 0;
-        }
-        return 1;
-}
-
 #define VENDOR_ID_BELKIN                        0x1020
 #define DEVICE_ID_BELKIN_WIRELESS_KEYBOARD      0x0006
 
 #define VENDOR_ID_CHICONY                       0x04f2
 #define DEVICE_ID_CHICONY_TACTICAL_PAD          0x0418
 
-#define VENDOR_ID_EZKEY                         0x0518
-#define DEVICE_ID_BTC_8193                      0x0002
-
 #define VENDOR_ID_GYRATION                      0x0c16
 #define DEVICE_ID_GYRATION_REMOTE               0x0002
 
@@ -182,8 +154,6 @@ static const struct hid_input_blacklist {
 
         { VENDOR_ID_CHICONY, DEVICE_ID_CHICONY_TACTICAL_PAD, quirk_chicony_tactical_pad },
 
-        { VENDOR_ID_EZKEY, DEVICE_ID_BTC_8193, quirk_btc_8193 },
-
         { VENDOR_ID_GYRATION, DEVICE_ID_GYRATION_REMOTE, quirk_gyration_remote },
 
         { VENDOR_ID_MONTEREY, DEVICE_ID_GENIUS_KB29E, quirk_cherry_genius_29e },
@@ -215,13 +185,6 @@ int hidinput_event_quirks(struct hid_device *hid, struct hid_field *field, struc
 
         input = field->hidinput->input;
 
-        /* handle the temporary quirky mapping to HWHEEL */
-        if (hid->quirks & HID_QUIRK_HWHEEL_WHEEL_INVERT &&
-                        usage->type == EV_REL && usage->code == REL_HWHEEL) {
-                input_event(input, usage->type, REL_WHEEL, -value);
-                return 1;
-        }
-
         /* Gyration MCE remote "Sleep" key */
         if (hid->vendor == VENDOR_ID_GYRATION &&
             hid->product == DEVICE_ID_GYRATION_REMOTE &&
diff --git a/drivers/hid/usbhid/hid-quirks.c b/drivers/hid/usbhid/hid-quirks.c
index 0cc6e4223cd1..ddc16ea159a3 100644
--- a/drivers/hid/usbhid/hid-quirks.c
+++ b/drivers/hid/usbhid/hid-quirks.c
@@ -46,8 +46,6 @@ static const struct hid_blacklist {
         { USB_VENDOR_ID_BELKIN, USB_DEVICE_ID_FLIP_KVM, HID_QUIRK_HIDDEV },
         { USB_VENDOR_ID_SAMSUNG, USB_DEVICE_ID_SAMSUNG_IR_REMOTE, HID_QUIRK_HIDDEV | HID_QUIRK_IGNORE_HIDINPUT },
 
-        { USB_VENDOR_ID_EZKEY, USB_DEVICE_ID_BTC_8193, HID_QUIRK_HWHEEL_WHEEL_INVERT },
-
         { USB_VENDOR_ID_PANTHERLORD, USB_DEVICE_ID_PANTHERLORD_TWIN_USB_JOYSTICK, HID_QUIRK_MULTI_INPUT | HID_QUIRK_SKIP_OUTPUT_REPORTS },
         { USB_VENDOR_ID_PLAYDOTCOM, USB_DEVICE_ID_PLAYDOTCOM_EMS_USBII, HID_QUIRK_MULTI_INPUT },