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From: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
To: lakshmi.sowjanya.d@intel.com
Cc: tglx@linutronix.de, jstultz@google.com, giometti@enneenne.com,
	corbet@lwn.net, linux-kernel@vger.kernel.org, x86@kernel.org,
	netdev@vger.kernel.org, linux-doc@vger.kernel.org,
	intel-wired-lan@lists.osuosl.org, eddie.dong@intel.com,
	christopher.s.hall@intel.com, jesse.brandeburg@intel.com,
	davem@davemloft.net, alexandre.torgue@foss.st.com,
	joabreu@synopsys.com, mcoquelin.stm32@gmail.com, perex@perex.cz,
	linux-sound@vger.kernel.org, anthony.l.nguyen@intel.com,
	peter.hilber@opensynergy.com, pandith.n@intel.com,
	subramanian.mohan@intel.com, thejesh.reddy.t.r@intel.com
Subject: Re: [PATCH v8 10/12] pps: generators: Add PPS Generator TIO Driver
Date: Mon, 13 May 2024 14:20:09 +0300	[thread overview]
Message-ID: <ZkH3aUDaFMR-8Mlo@smile.fi.intel.com> (raw)
In-Reply-To: <ZkH3GP2b9WTz9W3W@smile.fi.intel.com>

On Mon, May 13, 2024 at 02:18:49PM +0300, Andy Shevchenko wrote:
> On Mon, May 13, 2024 at 04:08:11PM +0530, lakshmi.sowjanya.d@intel.com wrote:

> > +	pps_tio_disable(tio);
> 
> This...

> > +	tio->enabled = false;
> 
> ...and this should go together, which makes me look at the enabled flag over
> the code and it seems there are a few places where you missed to sync it with
> the reality.
> 
> I would think of something like this:
> 
> 	pps_tio_direction_output() ==> true
> 	pps_tio_disable(tio) ==> false
> 
> where "==> X" means assignment of enabled flag.
> 
> And perhaps this:
> 
> 	tio->enabled = pps_generate_next_pulse(tio, expires + SAFE_TIME_NS);
> 	if (!tio->enabled)
> 		...
> 
> But the above is just thinking out loudly, you may find the better approach(es).

You might need to introduce pps_tio_enable() counterpart, in such case it would
be more natural to have enabled be assigned accordingly.

-- 
With Best Regards,
Andy Shevchenko



  reply	other threads:[~2024-05-13 11:20 UTC|newest]

Thread overview: 23+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2024-05-13 10:38 [PATCH v8 00/12] Add support for Intel PPS Generator lakshmi.sowjanya.d
2024-05-13 10:38 ` [PATCH v8 01/12] timekeeping: Add base clock properties in clocksource structure lakshmi.sowjanya.d
2024-05-13 10:38 ` [PATCH v8 02/12] x86/tsc: Update tsc/art values in the base clock structure lakshmi.sowjanya.d
2024-05-13 10:38 ` [PATCH v8 03/12] e1000e: remove convert_art_to_tsc() lakshmi.sowjanya.d
2024-05-13 10:38 ` [PATCH v8 04/12] igc: remove convert_art_ns_to_tsc() lakshmi.sowjanya.d
2024-05-13 10:38 ` [PATCH v8 05/12] stmmac: intel: remove convert_art_to_tsc() lakshmi.sowjanya.d
2024-05-13 10:38 ` [PATCH v8 06/12] ALSA: hda: " lakshmi.sowjanya.d
2024-05-13 10:38 ` [PATCH v8 07/12] ice/ptp: " lakshmi.sowjanya.d
2024-05-13 10:38 ` [PATCH v8 08/12] x86/tsc: Remove art to tsc conversion functions which are obsolete lakshmi.sowjanya.d
2024-05-13 10:38 ` [PATCH v8 09/12] timekeeping: Add function to convert realtime to base clock lakshmi.sowjanya.d
2024-05-13 10:38 ` [PATCH v8 10/12] pps: generators: Add PPS Generator TIO Driver lakshmi.sowjanya.d
2024-05-13 11:18   ` Andy Shevchenko
2024-05-13 11:20     ` Andy Shevchenko [this message]
2024-05-27 11:48     ` D, Lakshmi Sowjanya
2024-05-27 14:34       ` Andy Shevchenko
2024-05-30  5:52         ` D, Lakshmi Sowjanya
2024-05-30  8:38           ` Andy Shevchenko
2024-05-13 10:38 ` [PATCH v8 11/12] Documentation: driver-api: pps: Add Intel Timed I/O PPS generator lakshmi.sowjanya.d
2024-05-15 11:16   ` Bagas Sanjaya
2024-05-13 10:38 ` [PATCH v8 12/12] ABI: pps: Add ABI documentation for Intel TIO lakshmi.sowjanya.d
2024-05-13 11:22   ` Andy Shevchenko
2024-05-27 11:53     ` D, Lakshmi Sowjanya
2024-05-27 14:37       ` Andy Shevchenko

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