linux-kernel - [PATCH] Staging: comedi: drivers: fixed errors warning coding style issue

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Date:   Sun, 16 Feb 2020 13:45:18 +0530
From:   sunnypranay <mpranay2017@...il.com>
To:     abbotti@....co.uk
Cc:     devel@...verdev.osuosl.org, linux-kernel@...r.kernel.org,
        sunnypranay <mpranay2017@...il.com>
Subject: [PATCH] Staging: comedi: drivers: fixed errors warning coding style issue

Fixed a coding style issue.

Signed-off-by: sunnypranay <mpranay2017@...il.com>
---
 drivers/staging/comedi/drivers.c | 18 +++++++++++++++---
 1 file changed, 15 insertions(+), 3 deletions(-)

diff --git a/drivers/staging/comedi/drivers.c b/drivers/staging/comedi/drivers.c
index 750a6ff3c03c..76395de100a6 100644
--- a/drivers/staging/comedi/drivers.c
+++ b/drivers/staging/comedi/drivers.c
@@ -133,7 +133,7 @@ EXPORT_SYMBOL_GPL(comedi_alloc_subdevices);
  * On success, @s->readback points to the first element of the array, which
  * is zero-filled.  The low-level driver is responsible for updating its
  * contents.  @s->insn_read will be set to comedi_readback_insn_read()
- * unless it is already non-NULL.
+ * Unless it is already non-NULL.
  *
  * Returns 0 on success, -EINVAL if the subdevice has no channels, or
  * -ENOMEM on allocation failure.
@@ -282,8 +282,20 @@ EXPORT_SYMBOL_GPL(comedi_readback_insn_read);
  * continue waiting or some other value to stop waiting (generally 0 if the
  * condition occurred, or some error value).
  *
- * Returns -ETIMEDOUT if timed out, otherwise the return value from the
- * callback function.
+ * Redback_insn_read() - A generic (*insn_read) for subdevice readback.
+ * @dev: COMEDI device.
+ * @s: COMEDI subdevice.
+ * @insn: COMEDI instruction.
+ * @data: Pointer to return the readback data.
+ * Handles the %INSN_READ instruction for subdevices that use the readback
+ * array allocated by comedi_alloc_subdev_readback().  It may be used
+ * directly as the subdevice's handler (@s->insn_read) or called via a
+ * wrapper.
+ * @insn->n is normally 1, which will read a single value.  If higher, the
+ * same element of the readback array will be read multiple times.
+ * Returns @insn->n on success,
+ * or -EINVAL if @s->readback is NULL.turns -ETIMEDOUT if timed out,
+ * otherwise the return value from the callback function.
  */
 int comedi_timeout(struct comedi_device *dev,
 		   struct comedi_subdevice *s,
-- 
2.17.1