From 733c028dd84193e857f780e66df2daabff0823ac Mon Sep 17 00:00:00 2001
From: H Hartley Sweeten <hsweeten@visionengravers.com>
Date: Wed, 20 Apr 2016 10:36:41 -0700
Subject: [PATCH] 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>
---
drivers/staging/comedi/drivers/mite.h | 1 +
1 file changed, 1 insertion(+)
diff --git a/drivers/staging/comedi/drivers/mite.h b/drivers/staging/comedi/drivers/mite.h
index 9ef51e8cfa508..bd54dd0864284 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;
};
--
2.39.5