HID: roccat: Add "Roccat Talk" support for koneplus

Added binary sysfs attribute to support new functionality the manufacturer
added to koneplus.

Signed-off-by: Stefan Achatz <erazor_de@users.sourceforge.net>
Signed-off-by: Jiri Kosina <jkosina@suse.cz>

1 files changed, 13 insertions, 0 deletions

diff --git a/drivers/hid/hid-roccat-koneplus.c b/drivers/hid/hid-roccat-koneplus.c
index 5b640a7a15a7..23cdb449d88e 100644
--- a/drivers/hid/hid-roccat-koneplus.c
+++ b/drivers/hid/hid-roccat-koneplus.c
@@ -240,6 +240,14 @@ static ssize_t koneplus_sysfs_write(struct file *fp, struct kobject *kobj,
         return real_size;
 }
 
+static ssize_t koneplus_sysfs_write_talk(struct file *fp,
+                struct kobject *kobj, struct bin_attribute *attr, char *buf,
+                loff_t off, size_t count)
+{
+        return koneplus_sysfs_write(fp, kobj, buf, off, count,
+                        sizeof(struct koneplus_talk), KONEPLUS_USB_COMMAND_TALK);
+}
+
 static ssize_t koneplus_sysfs_write_macro(struct file *fp,
                 struct kobject *kobj, struct bin_attribute *attr, char *buf,
                 loff_t off, size_t count)
@@ -557,6 +565,11 @@ static struct bin_attribute koneplus_bin_attributes[] = {
                 .size = sizeof(struct koneplus_macro),
                 .write = koneplus_sysfs_write_macro
         },
+        {
+                .attr = { .name = "talk", .mode = 0220 },
+                .size = sizeof(struct koneplus_talk),
+                .write = koneplus_sysfs_write_talk
+        },
         __ATTR_NULL
 };