lkml.org 
[lkml]   [2016]   [Apr]   [19]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
Date
SubjectRe: [PATCH V2 05/15] coresight: tmc: splitting driver in ETB/ETF and ETR components
From
On 19 April 2016 at 06:20, Suzuki K Poulose <Suzuki.Poulose@arm.com> wrote:
> On 12/04/16 18:54, Mathieu Poirier wrote:
>>
>> The TMC block can operate in 3 modes (ETB, ETF and ETR) and accessed
>> via two interfaces (sysFS and Perf). That makes 6 mode to cover, which
>> is way too much coupling for a single file.
>>
>> This patch splits the original TMC driver in 2 halves, one for ETB/ETF
>> and another one for ETR mode. A common core is kept for functionality
>> common to all 3 modes.
>>
>> Signed-off-by: Mathieu Poirier <mathieu.poirier@linaro.org>
>
>
>
>> diff --git a/drivers/hwtracing/coresight/coresight-tmc.h
>> b/drivers/hwtracing/coresight/coresight-tmc.h
>> index 2d7d52747b4e..b99d4dfc1d0b 100644
>> --- a/drivers/hwtracing/coresight/coresight-tmc.h
>> +++ b/drivers/hwtracing/coresight/coresight-tmc.h
>> @@ -18,6 +18,8 @@
>> #ifndef _CORESIGHT_TMC_H
>> #define _CORESIGHT_TMC_H
>>
>> +#include <linux/miscdevice.h>
>> +
>
>
> What was this for ?

For the struct tmc_drvdata::miscdev field, used to generate the sink's
entry under /dev.

Thanks,
Mathieu

>
> Irrespective of that,
>
> Reviewed-by: Suzuki K Poulose <suzuki.poulose@arm.com>
>

\
 
 \ /
  Last update: 2016-04-19 17:41    [W:0.060 / U:5.428 seconds]
©2003-2018 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site