From: H Hartley Sweeten <hsweeten@visionengravers.com>
Date: Wed, 20 Apr 2016 17:36:41 +0000 (-0700)
Subject: staging: comedi: mite: document the mite_struct spinlock_t
X-Git-Tag: v4.14-rc1~3181^2~165
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=43d667243c734fe7de39a586a095ea8fec9a873a;p=platform%2Fkernel%2Flinux-rpi.git

staging: comedi: mite: document the mite_struct spinlock_t

Add a comment to fix the checkpatch.pl issue:
CHECK: spinlock_t definition without comment

Signed-off-by: H Hartley Sweeten <hsweeten@visionengravers.com>
Reviewed-by: Ian Abbott <abbotti@mev.co.uk>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
---

diff --git a/drivers/staging/comedi/drivers/mite.h b/drivers/staging/comedi/drivers/mite.h
index 9ef51e8..bd54dd0 100644
--- a/drivers/staging/comedi/drivers/mite.h
+++ b/drivers/staging/comedi/drivers/mite.h
@@ -57,6 +57,7 @@ struct mite_struct {
 	short channel_allocated[MAX_MITE_DMA_CHANNELS];
 	int num_channels;
 	unsigned int fifo_size;
+	/* protects mite_channel from being released by the driver */
 	spinlock_t lock;
 };