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authorJiri Slaby <jirislaby@gmail.com>2008-06-25 22:31:48 +0200
committerJiri Kosina <jkosina@suse.cz>2008-10-14 23:50:54 +0200
commit980a3da6acdd577ee3ae192e868dc52fe4b7f2e5 (patch)
tree420ca3c79bdca00967afe3683ff8acf11196174c
parent949f8fef77186c7361d22e1ea6f42c76ceda42b0 (diff)
downloadlinux-linaro-stable-980a3da6acdd577ee3ae192e868dc52fe4b7f2e5.tar.gz
HID: move samsung quirks
Signed-off-by: Jiri Slaby <jirislaby@gmail.com> Signed-off-by: Jiri Kosina <jkosina@suse.cz>
-rw-r--r--drivers/hid/Kconfig7
-rw-r--r--drivers/hid/Makefile1
-rw-r--r--drivers/hid/hid-core.c1
-rw-r--r--drivers/hid/hid-dummy.c3
-rw-r--r--drivers/hid/hid-samsung.c101
-rw-r--r--drivers/hid/usbhid/hid-quirks.c33
-rw-r--r--include/linux/hid.h6
7 files changed, 113 insertions, 39 deletions
diff --git a/drivers/hid/Kconfig b/drivers/hid/Kconfig
index 4dcb92ac887a..52b617bf2b93 100644
--- a/drivers/hid/Kconfig
+++ b/drivers/hid/Kconfig
@@ -175,6 +175,13 @@ config HID_PETALYNX
---help---
Support for Petalynx Maxter remote.
+config HID_SAMSUNG
+ tristate "Samsung"
+ default m
+ depends on USB_HID
+ ---help---
+ Support for Samsung IR remote.
+
config HID_SUNPLUS
tristate "Sunplus"
default m
diff --git a/drivers/hid/Makefile b/drivers/hid/Makefile
index 50a06f71b48a..735c371ca02e 100644
--- a/drivers/hid/Makefile
+++ b/drivers/hid/Makefile
@@ -24,6 +24,7 @@ obj-$(CONFIG_HID_LOGITECH) += hid-logitech.o
obj-$(CONFIG_HID_MICROSOFT) += hid-microsoft.o
obj-$(CONFIG_HID_MONTEREY) += hid-monterey.o
obj-$(CONFIG_HID_PETALYNX) += hid-petalynx.o
+obj-$(CONFIG_HID_SAMSUNG) += hid-samsung.o
obj-$(CONFIG_HID_SUNPLUS) += hid-sunplus.o
obj-$(CONFIG_USB_HID) += usbhid/
diff --git a/drivers/hid/hid-core.c b/drivers/hid/hid-core.c
index 53f30560b930..1b43af072ce0 100644
--- a/drivers/hid/hid-core.c
+++ b/drivers/hid/hid-core.c
@@ -1194,6 +1194,7 @@ static const struct hid_device_id hid_blacklist[] = {
{ HID_USB_DEVICE(USB_VENDOR_ID_MICROSOFT, USB_DEVICE_ID_WIRELESS_OPTICAL_DESKTOP_3_0) },
{ HID_USB_DEVICE(USB_VENDOR_ID_MONTEREY, USB_DEVICE_ID_GENIUS_KB29E) },
{ HID_USB_DEVICE(USB_VENDOR_ID_PETALYNX, USB_DEVICE_ID_PETALYNX_MAXTER_REMOTE) },
+ { HID_USB_DEVICE(USB_VENDOR_ID_SAMSUNG, USB_DEVICE_ID_SAMSUNG_IR_REMOTE) },
{ HID_USB_DEVICE(USB_VENDOR_ID_SUNPLUS, USB_DEVICE_ID_SUNPLUS_WDESKTOP) },
{ HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_APPLE, 0x030c) },
diff --git a/drivers/hid/hid-dummy.c b/drivers/hid/hid-dummy.c
index 1c9e7c2814a5..cd21dcc41816 100644
--- a/drivers/hid/hid-dummy.c
+++ b/drivers/hid/hid-dummy.c
@@ -40,6 +40,9 @@ static int __init hid_dummy_init(void)
#ifdef CONFIG_HID_PETALYNX_MODULE
HID_COMPAT_CALL_DRIVER(petalynx);
#endif
+#ifdef CONFIG_HID_SAMSUNG_MODULE
+ HID_COMPAT_CALL_DRIVER(samsung);
+#endif
#ifdef CONFIG_HID_SUNPLUS_MODULE
HID_COMPAT_CALL_DRIVER(sunplus);
#endif
diff --git a/drivers/hid/hid-samsung.c b/drivers/hid/hid-samsung.c
new file mode 100644
index 000000000000..8771bfae02f5
--- /dev/null
+++ b/drivers/hid/hid-samsung.c
@@ -0,0 +1,101 @@
+/*
+ * HID driver for some samsung "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/hid.h>
+#include <linux/module.h>
+
+#include "hid-ids.h"
+
+/*
+ * Samsung IrDA remote controller (reports as Cypress USB Mouse).
+ *
+ * Vendor specific report #4 has a size of 48 bit,
+ * and therefore is not accepted when inspecting the descriptors.
+ * As a workaround we reinterpret the report as:
+ * Variable type, count 6, size 8 bit, log. maximum 255
+ * The burden to reconstruct the data is moved into user space.
+ */
+static void samsung_report_fixup(struct hid_device *hdev, __u8 *rdesc,
+ unsigned int rsize)
+{
+ if (rsize >= 182 && rdesc[175] == 0x25 && rdesc[176] == 0x40 &&
+ rdesc[177] == 0x75 && rdesc[178] == 0x30 &&
+ rdesc[179] == 0x95 && rdesc[180] == 0x01 &&
+ rdesc[182] == 0x40) {
+ dev_info(&hdev->dev, "fixing up Samsung IrDA report "
+ "descriptor\n");
+ rdesc[176] = 0xff;
+ rdesc[178] = 0x08;
+ rdesc[180] = 0x06;
+ rdesc[182] = 0x42;
+ }
+}
+
+static int samsung_probe(struct hid_device *hdev,
+ const struct hid_device_id *id)
+{
+ int ret;
+
+ hdev->quirks |= HID_QUIRK_HIDDEV | HID_QUIRK_IGNORE_HIDINPUT;
+
+ ret = hid_parse(hdev);
+ if (ret) {
+ dev_err(&hdev->dev, "parse failed\n");
+ goto err_free;
+ }
+
+ ret = hid_hw_start(hdev);
+ if (ret) {
+ dev_err(&hdev->dev, "hw start failed\n");
+ goto err_free;
+ }
+
+ return 0;
+err_free:
+ return ret;
+}
+
+static const struct hid_device_id samsung_devices[] = {
+ { HID_USB_DEVICE(USB_VENDOR_ID_SAMSUNG, USB_DEVICE_ID_SAMSUNG_IR_REMOTE) },
+ { }
+};
+MODULE_DEVICE_TABLE(hid, samsung_devices);
+
+static struct hid_driver samsung_driver = {
+ .name = "samsung",
+ .id_table = samsung_devices,
+ .report_fixup = samsung_report_fixup,
+ .probe = samsung_probe,
+};
+
+static int samsung_init(void)
+{
+ return hid_register_driver(&samsung_driver);
+}
+
+static void samsung_exit(void)
+{
+ hid_unregister_driver(&samsung_driver);
+}
+
+module_init(samsung_init);
+module_exit(samsung_exit);
+MODULE_LICENSE("GPL");
+
+HID_COMPAT_LOAD_DRIVER(samsung);
diff --git a/drivers/hid/usbhid/hid-quirks.c b/drivers/hid/usbhid/hid-quirks.c
index cc1927b1b88a..d57a37997f9a 100644
--- a/drivers/hid/usbhid/hid-quirks.c
+++ b/drivers/hid/usbhid/hid-quirks.c
@@ -43,8 +43,6 @@ static const struct hid_blacklist {
{ USB_VENDOR_ID_AFATECH, USB_DEVICE_ID_AFATECH_AF9016, HID_QUIRK_FULLSPEED_INTERVAL },
- { USB_VENDOR_ID_SAMSUNG, USB_DEVICE_ID_SAMSUNG_IR_REMOTE, HID_QUIRK_HIDDEV | HID_QUIRK_IGNORE_HIDINPUT },
-
{ 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 },
@@ -75,8 +73,6 @@ static const struct hid_rdesc_blacklist {
__u16 idProduct;
__u32 quirks;
} hid_rdesc_blacklist[] = {
- { USB_VENDOR_ID_SAMSUNG, USB_DEVICE_ID_SAMSUNG_IR_REMOTE, HID_QUIRK_RDESC_SAMSUNG_REMOTE },
-
{ 0, 0 }
};
@@ -308,37 +304,8 @@ u32 usbhid_lookup_quirk(const u16 idVendor, const u16 idProduct)
EXPORT_SYMBOL_GPL(usbhid_lookup_quirk);
-/*
- * Samsung IrDA remote controller (reports as Cypress USB Mouse).
- *
- * Vendor specific report #4 has a size of 48 bit,
- * and therefore is not accepted when inspecting the descriptors.
- * As a workaround we reinterpret the report as:
- * Variable type, count 6, size 8 bit, log. maximum 255
- * The burden to reconstruct the data is moved into user space.
- */
-static void usbhid_fixup_samsung_irda_descriptor(unsigned char *rdesc,
- int rsize)
-{
- if (rsize >= 182 && rdesc[175] == 0x25
- && rdesc[176] == 0x40
- && rdesc[177] == 0x75
- && rdesc[178] == 0x30
- && rdesc[179] == 0x95
- && rdesc[180] == 0x01
- && rdesc[182] == 0x40) {
- printk(KERN_INFO "Fixing up Samsung IrDA report descriptor\n");
- rdesc[176] = 0xff;
- rdesc[178] = 0x08;
- rdesc[180] = 0x06;
- rdesc[182] = 0x42;
- }
-}
-
static void __usbhid_fixup_report_descriptor(__u32 quirks, char *rdesc, unsigned rsize)
{
- if (quirks & HID_QUIRK_RDESC_SAMSUNG_REMOTE)
- usbhid_fixup_samsung_irda_descriptor(rdesc, rsize);
}
/**
diff --git a/include/linux/hid.h b/include/linux/hid.h
index 3a639bff4ab2..5b47feecc101 100644
--- a/include/linux/hid.h
+++ b/include/linux/hid.h
@@ -269,12 +269,6 @@ struct hid_item {
#define HID_QUIRK_FULLSPEED_INTERVAL 0x10000000
/*
- * Separate quirks for runtime report descriptor fixup
- */
-
-#define HID_QUIRK_RDESC_SAMSUNG_REMOTE 0x00000040
-
-/*
* This is the global environment of the parser. This information is
* persistent for main-items. The global environment can be saved and
* restored with PUSH/POP statements.