Re: [PATCH] comedi: ni_6527: Fix coding style - use BIT macro

From: Ian Abbott
Date: Wed Nov 18 2015 - 11:02:56 EST


On 14/11/15 13:13, Ranjith Thangavel wrote:
BIT macro is used for defining BIT location instead of
shifting operator - coding style issue

Signed-off-by: Ranjith Thangavel <ranjithece24@xxxxxxxxx>
---
drivers/staging/comedi/drivers/ni_6527.c | 27 ++++++++++++++-------------
1 file changed, 14 insertions(+), 13 deletions(-)

diff --git a/drivers/staging/comedi/drivers/ni_6527.c b/drivers/staging/comedi/drivers/ni_6527.c
index b340b98..1903d64 100644
--- a/drivers/staging/comedi/drivers/ni_6527.c
+++ b/drivers/staging/comedi/drivers/ni_6527.c
@@ -32,6 +32,8 @@

#include "../comedi_pci.h"

+#include "comedi_fc.h"
+

That part seems to have been added in by mistake.

/*
* PCI BAR1 - Register memory map
*
@@ -52,13 +54,13 @@
#define NI6527_FILT_ENA_REG(x) (0x0c + (x))
#define NI6527_STATUS_REG 0x14
#define NI6527_STATUS_IRQ BIT(2)
-#define NI6527_STATUS_OVERFLOW BIT(1)
+#define NI6527_STATUS_OVERFLOW BIT(1)
#define NI6527_STATUS_EDGE BIT(0)
#define NI6527_CTRL_REG 0x15
#define NI6527_CTRL_FALLING BIT(4)
#define NI6527_CTRL_RISING BIT(3)
#define NI6527_CTRL_IRQ BIT(2)
-#define NI6527_CTRL_OVERFLOW BIT(1)
+#define NI6527_CTRL_OVERFLOW BIT(1)
#define NI6527_CTRL_EDGE BIT(0)
#define NI6527_CTRL_DISABLE_IRQS 0
#define NI6527_CTRL_ENABLE_IRQS (NI6527_CTRL_FALLING | \

That part seems to be based on top of your previous patch that had whitespace issues.

@@ -221,11 +223,11 @@ static int ni6527_intr_cmdtest(struct comedi_device *dev,

/* Step 1 : check if triggers are trivially valid */

- err |= comedi_check_trigger_src(&cmd->start_src, TRIG_NOW);
- err |= comedi_check_trigger_src(&cmd->scan_begin_src, TRIG_OTHER);
- err |= comedi_check_trigger_src(&cmd->convert_src, TRIG_FOLLOW);
- err |= comedi_check_trigger_src(&cmd->scan_end_src, TRIG_COUNT);
- err |= comedi_check_trigger_src(&cmd->stop_src, TRIG_COUNT);
+ err |= cfc_check_trigger_src(&cmd->start_src, TRIG_NOW);
+ err |= cfc_check_trigger_src(&cmd->scan_begin_src, TRIG_OTHER);
+ err |= cfc_check_trigger_src(&cmd->convert_src, TRIG_FOLLOW);
+ err |= cfc_check_trigger_src(&cmd->scan_end_src, TRIG_COUNT);
+ err |= cfc_check_trigger_src(&cmd->stop_src, TRIG_COUNT);

if (err)
return 1;
@@ -235,12 +237,11 @@ static int ni6527_intr_cmdtest(struct comedi_device *dev,

/* Step 3: check if arguments are trivially valid */

- err |= comedi_check_trigger_arg_is(&cmd->start_arg, 0);
- err |= comedi_check_trigger_arg_is(&cmd->scan_begin_arg, 0);
- err |= comedi_check_trigger_arg_is(&cmd->convert_arg, 0);
- err |= comedi_check_trigger_arg_is(&cmd->scan_end_arg,
- cmd->chanlist_len);
- err |= comedi_check_trigger_arg_is(&cmd->stop_arg, 0);
+ err |= cfc_check_trigger_arg_is(&cmd->start_arg, 0);
+ err |= cfc_check_trigger_arg_is(&cmd->scan_begin_arg, 0);
+ err |= cfc_check_trigger_arg_is(&cmd->convert_arg, 0);
+ err |= cfc_check_trigger_arg_is(&cmd->scan_end_arg, cmd->chanlist_len);
+ err |= cfc_check_trigger_arg_is(&cmd->stop_arg, 0);

if (err)
return 3;


As Dan Carpenter pointed out, this part has been added by mistake.

The parts added by mistake seem to be a throwback to an earlier kernel version.

--
-=( Ian Abbott @ MEV Ltd. E-mail: <abbotti@xxxxxxxxx> )=-
-=( Web: http://www.mev.co.uk/ )=-
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