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Date: Sun, 21 Jun 2015 21:25:30 +0100
From: Luis de Bethencourt <luis@...ethencourt.com>
To: linux-kernel@...r.kernel.org
Cc: Ian Abbott <abbotti@....co.uk>,
H Hartley Sweeten <hsweeten@...ionengravers.com>,
Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
Jaime Arrocha <jarr@...neldev.net>
Subject: [PATCH] staging: comedi: coding style fixes
Warnings found by checkpatch.pl
WARNING: please, no space before tabs
/drivers/staging/comedi/drivers/das16m1.c:83
+ 404-407 ^I8254$
WARNING: line over 80 characters
/drivers/staging/comedi/drivers/das16m1.c:414
+ if (devpriv->adc_count == 0 && hw_counter == devpriv->initial_hw_count) {
/drivers/staging/comedi/drivers/das16m1.c:417
/drivers/staging/comedi/drivers/das16m1.c:418
/drivers/staging/comedi/drivers/das16m1.c:419
/drivers/staging/comedi/drivers/das16m1.c:420
/drivers/staging/comedi/drivers/das16m1.c:421
Signed-off-by: Luis de Bethencourt <luis@...ethencourt.com>
---
drivers/staging/comedi/drivers/das16m1.c | 41 +++++++++++++++++---------------
1 file changed, 22 insertions(+), 19 deletions(-)
diff --git a/drivers/staging/comedi/drivers/das16m1.c b/drivers/staging/comedi/drivers/das16m1.c
index a18a887..3a37373 100644
--- a/drivers/staging/comedi/drivers/das16m1.c
+++ b/drivers/staging/comedi/drivers/das16m1.c
@@ -69,18 +69,18 @@ irq can be omitted, although the cmd interface will not work without it.
"cio-das16/m1"
- 0 a/d bits 0-3, mux start 12 bit
- 1 a/d bits 4-11 unused
- 2 status control
- 3 di 4 bit do 4 bit
- 4 unused clear interrupt
- 5 interrupt, pacer
- 6 channel/gain queue address
- 7 channel/gain queue data
- 89ab 8254
- cdef 8254
- 400 8255
- 404-407 8254
+ 0 a/d bits 0-3, mux start 12 bit
+ 1 a/d bits 4-11 unused
+ 2 status control
+ 3 di 4 bit do 4 bit
+ 4 unused clear interrupt
+ 5 interrupt, pacer
+ 6 channel/gain queue address
+ 7 channel/gain queue data
+ 89ab 8254
+ cdef 8254
+ 400 8255
+ 404-407 8254
*/
@@ -411,15 +411,18 @@ static void das16m1_handler(struct comedi_device *dev, unsigned int status)
hw_counter = comedi_8254_read(devpriv->counter, 1);
/* make sure hardware counter reading is not bogus due to initial value
* not having been loaded yet */
- if (devpriv->adc_count == 0 && hw_counter == devpriv->initial_hw_count) {
+ if (devpriv->adc_count == 0 &&
+ hw_counter == devpriv->initial_hw_count) {
num_samples = 0;
} else {
- /* The calculation of num_samples looks odd, but it uses the following facts.
- * 16 bit hardware counter is initialized with value of zero (which really
- * means 0x1000). The counter decrements by one on each conversion
- * (when the counter decrements from zero it goes to 0xffff). num_samples
- * is a 16 bit variable, so it will roll over in a similar fashion to the
- * hardware counter. Work it out, and this is what you get. */
+ /* The calculation of num_samples looks odd, but it uses the
+ * following facts. 16 bit hardware counter is initialized with
+ * value of zero (which really means 0x1000). The counter
+ * decrements by one on each conversion (when the counter
+ * decrements from zero it goes to 0xffff). num_samples is a
+ * 16 bit variable, so it will roll over in a similar fashion
+ * to the hardware counter. Work it out, and this is what you
+ * get. */
num_samples = -hw_counter - devpriv->adc_count;
}
/* check if we only need some of the points */
--
2.1.0
--
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