linux-kernel - RE: [PATCH] thermal: intel: int340x: processor_thermal

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [day] [month] [year] [list]

Date:   Wed, 24 Apr 2019 11:19:03 +0000
From:   "Pawnikar, Sumeet R" <sumeet.r.pawnikar@...el.com>
To:     "Zhang, Rui" <rui.zhang@...el.com>,
        "Shevchenko, Andriy" <andriy.shevchenko@...el.com>
CC:     "edubezval@...il.com" <edubezval@...il.com>,
        "daniel.lezcano@...aro.org" <daniel.lezcano@...aro.org>,
        "srinivas.pandruvada@...ux.intel.com" 
        <srinivas.pandruvada@...ux.intel.com>,
        "linux-pm@...r.kernel.org" <linux-pm@...r.kernel.org>,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>
Subject: RE: [PATCH] thermal: intel: int340x: processor_thermal_device:
 simplify to get driver data



>-----Original Message-----
>From: linux-pm-owner@...r.kernel.org [mailto:linux-pm-
>owner@...r.kernel.org] On Behalf Of Zhang Rui
>Sent: Monday, April 22, 2019 2:26 PM
>To: Shevchenko, Andriy <andriy.shevchenko@...el.com>; Pawnikar, Sumeet R
><sumeet.r.pawnikar@...el.com>
>Cc: edubezval@...il.com; daniel.lezcano@...aro.org;
>srinivas.pandruvada@...ux.intel.com; linux-pm@...r.kernel.org; linux-
>kernel@...r.kernel.org
>Subject: Re: [PATCH] thermal: intel: int340x: processor_thermal_device:
>simplify to get driver data
>
>On 一, 2019-04-22 at 16:46 +0800, Zhang Rui wrote:
>> On 一, 2019-04-15 at 19:28 +0300, Andy Shevchenko wrote:
>> >
>> > On Mon, Apr 15, 2019 at 08:18:30PM +0530, Sumeet Pawnikar wrote:
>> > >
>> > >
>> > > From: "Pawnikar, Sumeet R" <sumeet.r.pawnikar@...el.com>
>> > >
>just one comment, the author name you used is not consistent with the name
>you used for your Signed-off-by 'Pawnikar, Sumeet R <sumeet.r.pawn
>ikar@...el.com>', and checkpatch complains about missing Signed-off-by from
>patch author.
>Please fix your gitconfig and run checkpatch before sending next time.
>
Sure, will fix this going forward. 

Thanks,
Sumeet. 

>thanks,
>rui
>
>> > > This simplifies getting the 'driver_data' from 'struct device'
>> > > directly.
>> > > Going through platform_device or pci_dev is not required. Also
>> > > removes condition check as the private data stored with dev
>> > > pointer, means irrespective of enumeration mode, we can use
>> > > dev_get_drvdata().
>> > > This removes the unnecessary step back and forth.
>> > >
>> > Indeed, good clean up!
>> > Reviewed-by: Andy Shevchenko <andriy.shevchenko@...el.com>
>> >
>> Thanks, patch applied.
>>
>> -rui
>> >
>> > >
>> > >
>> > > Signed-off-by: Sumeet Pawnikar <sumeet.r.pawnikar@...el.com>
>> > > ---
>> > >  .../int340x_thermal/processor_thermal_device.c     |   11 +-----
>> > > --
>> > > ---
>> > >  1 file changed, 1 insertion(+), 10 deletions(-)
>> > >
>> > > diff --git
>> > > a/drivers/thermal/intel/int340x_thermal/processor_thermal_device.
>> > > c
>> > > b/drivers/thermal/intel/int340x_thermal/processor_thermal_device.
>> > > c
>> > > index 8e1cf4d..2a7cbaa 100644
>> > > ---
>> > > a/drivers/thermal/intel/int340x_thermal/processor_thermal_device.
>> > > c
>> > > +++
>> > > b/drivers/thermal/intel/int340x_thermal/processor_thermal_device.
>> > > c
>> > > @@ -81,22 +81,13 @@ enum proc_thermal_emum_mode_type {
>> > >  					struct device_attribute
>> > > *attr, \
>> > >  					char *buf) \
>> > >  { \
>> > > -	struct pci_dev *pci_dev; \
>> > > -	struct platform_device *pdev; \
>> > > -	struct proc_thermal_device *proc_dev; \
>> > > +	struct proc_thermal_device *proc_dev =
>> > > dev_get_drvdata(dev); \
>> > >  	\
>> > >  	if (proc_thermal_emum_mode == PROC_THERMAL_NONE) { \
>> > >  		dev_warn(dev, "Attempted to get power limit before device
>was
>> > > initialized!\n"); \
>> > >  		return 0; \
>> > >  	} \
>> > >  	\
>> > > -	if (proc_thermal_emum_mode == PROC_THERMAL_PLATFORM_DEV)
>> > > {
>> > > \
>> > > -		pdev = to_platform_device(dev); \
>> > > -		proc_dev = platform_get_drvdata(pdev); \
>> > > -	} else { \
>> > > -		pci_dev = to_pci_dev(dev); \
>> > > -		proc_dev = pci_get_drvdata(pci_dev); \
>> > > -	} \
>> > >  	return sprintf(buf, "%lu\n",\
>> > >  	(unsigned long)proc_dev->power_limits[index].suffix * 1000); \
>> > >  }
>> > > --
>> > > 1.7.9.5