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Commit bd9c35d0 authored by Stefan Achatz's avatar Stefan Achatz Committed by Jiri Kosina
Browse files

HID: roccat: cleaned up code for Kone and fixed wrong initialization value 



Introduced function kone_profile_activated() to reduce code duplication.
This by the way fixes a wrong initialization value.
Also fixes early mutex unlocks.

Signed-off-by: default avatarStefan Achatz <erazor_de@users.sourceforge.net>
Signed-off-by: default avatarJiri Kosina <jkosina@suse.cz>
parent 6b9a57b9

drivers/hid/hid-roccat-kone.c

+22 −21
Original line number Diff line number Diff line
@@ -37,6 +37,12 @@ 


static uint profile_numbers[5] = {0, 1, 2, 3, 4};



static void kone_profile_activated(struct kone_device *kone, uint new_profile)

{

	kone->actual_profile = new_profile;

	kone->actual_dpi = kone->profiles[new_profile - 1].startup_dpi;

}



static int kone_receive(struct usb_device *usb_dev, uint usb_command,

		void *data, uint size)

{
@@ -294,21 +300,16 @@ static ssize_t kone_sysfs_write_settings(struct file *fp, struct kobject *kobj, 
	if (difference) {

		retval = kone_set_settings(usb_dev,

				(struct kone_settings const *)buf);

		if (!retval)

			memcpy(&kone->settings, buf,

					sizeof(struct kone_settings));

	}

		if (retval) {

			mutex_unlock(&kone->kone_lock);



	if (retval)

			return retval;

		}



	/*

	 * If we get here, treat settings as okay and update actual values

	 * according to startup_profile

	 */

	kone->actual_profile = kone->settings.startup_profile;

	kone->actual_dpi = kone->profiles[kone->actual_profile - 1].startup_dpi;

		memcpy(&kone->settings, buf, sizeof(struct kone_settings));



		kone_profile_activated(kone, kone->settings.startup_profile);

	}

	mutex_unlock(&kone->kone_lock);



	return sizeof(struct kone_settings);

}
@@ -501,6 +502,8 @@ static ssize_t kone_sysfs_set_tcu(struct device *dev, 
				goto exit_no_settings;

			goto exit_unlock;

		}

		/* calibration resets profile */

		kone_profile_activated(kone, kone->settings.startup_profile);

	}



	retval = size;
@@ -544,16 +547,15 @@ static ssize_t kone_sysfs_set_startup_profile(struct device *dev, 
	kone_set_settings_checksum(&kone->settings);



	retval = kone_set_settings(usb_dev, &kone->settings);



	if (retval) {

		mutex_unlock(&kone->kone_lock);



	if (retval)

		return retval;

	}



	/* changing the startup profile immediately activates this profile */

	kone->actual_profile = new_startup_profile;

	kone->actual_dpi = kone->profiles[kone->actual_profile - 1].startup_dpi;

	kone_profile_activated(kone, new_startup_profile);



	mutex_unlock(&kone->kone_lock);

	return size;

}
@@ -665,8 +667,7 @@ static int kone_init_kone_device_struct(struct usb_device *usb_dev, 
	if (retval)

		return retval;



	kone->actual_profile = kone->settings.startup_profile;

	kone->actual_dpi = kone->profiles[kone->actual_profile].startup_dpi;

	kone_profile_activated(kone, kone->settings.startup_profile);



	return 0;

}