2013-03-10 11:33:41

by Stefan Achatz

[permalink] [raw]
Subject: [PATCH 4/5] HID: roccat: Added support for IskuFX

Extending isku module with one additional and one changed sysfs attr. IskuFX has
larger light sysfs attr. Made the code size tolerant so both devices can be
handled.

Signed-off-by: Stefan Achatz <[email protected]>
---
.../ABI/testing/sysfs-driver-hid-roccat-isku | 12 +++++++++++-
drivers/hid/hid-ids.h | 1 +
drivers/hid/hid-roccat-isku.c | 17 ++++++++++-------
drivers/hid/hid-roccat-isku.h | 4 +++-
4 files changed, 25 insertions(+), 9 deletions(-)

diff --git a/Documentation/ABI/testing/sysfs-driver-hid-roccat-isku b/Documentation/ABI/testing/sysfs-driver-hid-roccat-isku
index 9eca5a1..c601d0f 100644
--- a/Documentation/ABI/testing/sysfs-driver-hid-roccat-isku
+++ b/Documentation/ABI/testing/sysfs-driver-hid-roccat-isku
@@ -101,7 +101,8 @@ Date: June 2011
Contact: Stefan Achatz <[email protected]>
Description: When written, this file lets one set the backlight intensity for
a specific profile. Profile number is included in written data.
- The data has to be 10 bytes long.
+ The data has to be 10 bytes long for Isku, IskuFX needs 16 bytes
+ of data.
Before reading this file, control has to be written to select
which profile to read.
Users: http://roccat.sourceforge.net
@@ -141,3 +142,12 @@ Description: When written, this file lets one trigger easyshift functionality
The data has to be 16 bytes long.
This file is writeonly.
Users: http://roccat.sourceforge.net
+
+What: /sys/bus/usb/devices/<busnum>-<devnum>:<config num>.<interface num>/<hid-bus>:<vendor-id>:<product-id>.<num>/isku/roccatisku<minor>/talkfx
+Date: February 2013
+Contact: Stefan Achatz <[email protected]>
+Description: When written, this file lets one trigger temporary color schemes
+ from the host.
+ The data has to be 16 bytes long.
+ This file is writeonly.
+Users: http://roccat.sourceforge.net
diff --git a/drivers/hid/hid-ids.h b/drivers/hid/hid-ids.h
index 007ee74..a2e767b 100644
--- a/drivers/hid/hid-ids.h
+++ b/drivers/hid/hid-ids.h
@@ -687,6 +687,7 @@
#define USB_VENDOR_ID_ROCCAT 0x1e7d
#define USB_DEVICE_ID_ROCCAT_ARVO 0x30d4
#define USB_DEVICE_ID_ROCCAT_ISKU 0x319c
+#define USB_DEVICE_ID_ROCCAT_ISKUFX 0x3264
#define USB_DEVICE_ID_ROCCAT_KONE 0x2ced
#define USB_DEVICE_ID_ROCCAT_KONEPLUS 0x2d51
#define USB_DEVICE_ID_ROCCAT_KONEPURE 0x2dbe
diff --git a/drivers/hid/hid-roccat-isku.c b/drivers/hid/hid-roccat-isku.c
index 8ac83bb..aea9280 100644
--- a/drivers/hid/hid-roccat-isku.c
+++ b/drivers/hid/hid-roccat-isku.c
@@ -122,14 +122,14 @@ static ssize_t isku_sysfs_read(struct file *fp, struct kobject *kobj,
if (off >= real_size)
return 0;

- if (off != 0 || count != real_size)
+ if (off != 0 || count > real_size)
return -EINVAL;

mutex_lock(&isku->isku_lock);
- retval = isku_receive(usb_dev, command, buf, real_size);
+ retval = isku_receive(usb_dev, command, buf, count);
mutex_unlock(&isku->isku_lock);

- return retval ? retval : real_size;
+ return retval ? retval : count;
}

static ssize_t isku_sysfs_write(struct file *fp, struct kobject *kobj,
@@ -142,15 +142,15 @@ static ssize_t isku_sysfs_write(struct file *fp, struct kobject *kobj,
struct usb_device *usb_dev = interface_to_usbdev(to_usb_interface(dev));
int retval;

- if (off != 0 || count != real_size)
+ if (off != 0 || count > real_size)
return -EINVAL;

mutex_lock(&isku->isku_lock);
retval = roccat_common2_send_with_status(usb_dev, command,
- (void *)buf, real_size);
+ (void *)buf, count);
mutex_unlock(&isku->isku_lock);

- return retval ? retval : real_size;
+ return retval ? retval : count;
}

#define ISKU_SYSFS_W(thingy, THINGY) \
@@ -208,6 +208,7 @@ ISKU_SYSFS_RW(light, LIGHT)
ISKU_SYSFS_RW(key_mask, KEY_MASK)
ISKU_SYSFS_RW(last_set, LAST_SET)
ISKU_SYSFS_W(talk, TALK)
+ISKU_SYSFS_W(talkfx, TALKFX)
ISKU_SYSFS_R(info, INFO)
ISKU_SYSFS_W(control, CONTROL)
ISKU_SYSFS_W(reset, RESET)
@@ -224,6 +225,7 @@ static struct bin_attribute isku_bin_attributes[] = {
ISKU_BIN_ATTR_RW(key_mask, KEY_MASK),
ISKU_BIN_ATTR_RW(last_set, LAST_SET),
ISKU_BIN_ATTR_W(talk, TALK),
+ ISKU_BIN_ATTR_W(talkfx, TALKFX),
ISKU_BIN_ATTR_R(info, INFO),
ISKU_BIN_ATTR_W(control, CONTROL),
ISKU_BIN_ATTR_W(reset, RESET),
@@ -369,6 +371,7 @@ static int isku_raw_event(struct hid_device *hdev,

static const struct hid_device_id isku_devices[] = {
{ HID_USB_DEVICE(USB_VENDOR_ID_ROCCAT, USB_DEVICE_ID_ROCCAT_ISKU) },
+ { HID_USB_DEVICE(USB_VENDOR_ID_ROCCAT, USB_DEVICE_ID_ROCCAT_ISKUFX) },
{ }
};

@@ -407,5 +410,5 @@ module_init(isku_init);
module_exit(isku_exit);

MODULE_AUTHOR("Stefan Achatz");
-MODULE_DESCRIPTION("USB Roccat Isku driver");
+MODULE_DESCRIPTION("USB Roccat Isku/FX driver");
MODULE_LICENSE("GPL v2");
diff --git a/drivers/hid/hid-roccat-isku.h b/drivers/hid/hid-roccat-isku.h
index 102cb1e..35de150 100644
--- a/drivers/hid/hid-roccat-isku.h
+++ b/drivers/hid/hid-roccat-isku.h
@@ -25,10 +25,11 @@ enum {
ISKU_SIZE_KEYS_MACRO = 0x23,
ISKU_SIZE_KEYS_CAPSLOCK = 0x06,
ISKU_SIZE_LAST_SET = 0x14,
- ISKU_SIZE_LIGHT = 0x0a,
+ ISKU_SIZE_LIGHT = 0x10,
ISKU_SIZE_MACRO = 0x823,
ISKU_SIZE_RESET = 0x03,
ISKU_SIZE_TALK = 0x10,
+ ISKU_SIZE_TALKFX = 0x10,
};

enum {
@@ -59,6 +60,7 @@ enum isku_commands {
ISKU_COMMAND_LAST_SET = 0x14,
ISKU_COMMAND_15 = 0x15,
ISKU_COMMAND_TALK = 0x16,
+ ISKU_COMMAND_TALKFX = 0x17,
ISKU_COMMAND_FIRMWARE_WRITE = 0x1b,
ISKU_COMMAND_FIRMWARE_WRITE_CONTROL = 0x1c,
};
--
1.7.3.4