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From: Richard Cochran <richardcochran-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>
To: Sekhar Nori <nsekhar-l0cyMroinI0@public.gmane.org>
Cc: Dmitry Torokhov
	<dmitry.torokhov-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>,
	Lee Jones <lee.jones-QSEj5FYQhm4dnm+yROfE0A@public.gmane.org>,
	Vignesh R <vigneshr-l0cyMroinI0@public.gmane.org>,
	Rob Herring <robh+dt-DgEjT+Ai2ygdnm+yROfE0A@public.gmane.org>,
	Pawel Moll <pawel.moll-5wv7dgnIgG8@public.gmane.org>,
	Mark Rutland <mark.rutland-5wv7dgnIgG8@public.gmane.org>,
	Ian Campbell
	<ijc+devicetree-KcIKpvwj1kUDXYZnReoRVg@public.gmane.org>,
	Kumar Gala <galak-sgV2jX0FEOL9JmXXK+q4OQ@public.gmane.org>,
	Benoit Cousson <bcousson-rdvid1DuHRBWk0Htik3J/w@public.gmane.org>,
	Tony Lindgren <tony-4v6yS6AI5VpBDgjK7y7TUQ@public.gmane.org>,
	Russell King <linux-lFZ/pmaqli7XmaaqVzeoHQ@public.gmane.org>,
	Jonathan Cameron <jic23-DgEjT+Ai2ygdnm+yROfE0A@public.gmane.org>,
	Hartmut Knaack <knaack.h-Mmb7MZpHnFY@public.gmane.org>,
	Sebastian Andrzej Siewior
	<bigeasy-hfZtesqFncYOwBW4kG4KsQ@public.gmane.org>,
	Lars-Peter Clausen <lars-Qo5EllUWu/uELgA04lAiVw@public.gmane.org>,
	Peter Meerwald <pmeerw-jW+XmwGofnusTnJN9+BGXg@public.gmane.org>,
	Samuel Ortiz <sameo-VuQAYsv1563Yd54FQh9/CA@public.gmane.org>,
	Felipe Balbi <balbi-l0cyMroinI0@public.gmane.org>,
	Brad Griffis <bgriffis-l0cyMroinI0@public.gmane.org>,
	Sanjeev Sharma
	<sanjeev_sharma-nmGgyN9QBj3QT0dZR+AlfA@public.gmane.org>,
	Paul Gortmaker
	<paul.gortmaker-CWA4WttNNZF54TAoqtyWWQ@public.gmane.org>,
	Jan Kardell <jan.kardell-KSZdJiTw9mzQT0dZR+AlfA@public.gmane.org>,
	devicetree-u79uwXL29TY76Z2rM5mHXA@public.gmane.org,
	linux-kernel@vger.
Subject: Re: [PATCH v4 3/6] mfd: ti_am335x_tscadc: Remove unwanted reg_se_cache save
Date: Thu, 20 Nov 2014 15:40:28 +0100	[thread overview]
Message-ID: <20141120144028.GB5809@localhost.localdomain> (raw)
In-Reply-To: <546DF2F0.9080405-l0cyMroinI0@public.gmane.org>

On Thu, Nov 20, 2014 at 07:26:00PM +0530, Sekhar Nori wrote:
> I tested this using lcd7 cape connected to beaglebone black. The latest
> kernel I could find on this board was a TI BSP based v3.14 kernel. So I
> had to port these patches to that kernel. Cc Robert Nelson to see if he
> knows about a more recent kernel supporting that cape.

What is missing from mainline for the black?

(I thought it was fully supported by now.)
 
> I did not see any breakage with these patches applied although I did not
> see any noticeable performance improvement as well.

So, the jumping on pen-up persists, right?  That means the patch
series does not provide a general fix for that issue.
 
> I also tested this series on AM335x EVM using the v3.18-rc5 kernel.
> Again, no breakage but no improvement as well.

You still have jumps on a pen up event?

Thanks,
Richard

  parent reply	other threads:[~2014-11-20 14:40 UTC|newest]

Thread overview: 44+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2014-11-14  5:07 [PATCH v4 0/6] Touchscreen performance related fixes Vignesh R
2014-11-14  5:07 ` [PATCH v4 1/6] input: touchscreen: ti_am335x_tsc Interchange touchscreen and ADC steps Vignesh R
     [not found] ` <1415941651-28962-1-git-send-email-vigneshr-l0cyMroinI0@public.gmane.org>
2014-11-14  5:07   ` [PATCH v4 2/6] input: touchscreen: ti_am335x_tsc: Remove udelay in interrupt handler Vignesh R
     [not found]     ` <1415941651-28962-3-git-send-email-vigneshr-l0cyMroinI0@public.gmane.org>
2014-11-15 19:27       ` Richard Cochran
     [not found]         ` <20141115192739.GA18766-bi+AKbBUZKY6gyzm1THtWbp2dZbC/Bob@public.gmane.org>
2014-11-17  4:27           ` Vignesh R
     [not found]             ` <54697919.5030302-l0cyMroinI0@public.gmane.org>
2014-11-17  8:23               ` Richard Cochran
     [not found]                 ` <20141117082337.GA3946-bi+AKbBUZKY6gyzm1THtWbp2dZbC/Bob@public.gmane.org>
2014-11-17 12:18                   ` Vignesh R
2014-11-14  5:07   ` [PATCH v4 3/6] mfd: ti_am335x_tscadc: Remove unwanted reg_se_cache save Vignesh R
2014-11-18 14:30     ` Lee Jones
2014-11-18 17:12       ` Dmitry Torokhov
2014-11-20 13:56         ` Sekhar Nori
     [not found]           ` <546DF2F0.9080405-l0cyMroinI0@public.gmane.org>
2014-11-20 14:23             ` Griffis, Brad
2014-11-20 14:34               ` Richard Cochran
2014-11-20 14:40             ` Richard Cochran [this message]
     [not found]               ` <20141120144028.GB5809-bi+AKbBUZKY6gyzm1THtWbp2dZbC/Bob@public.gmane.org>
2014-11-21 12:10                 ` Sekhar Nori
2014-11-21 13:10                   ` Richard Cochran
2014-11-21 15:11                     ` Johannes Pointner
     [not found]                       ` <CAJKbBDDVTA+=priRu7sCD=vHrC8AUg4DM3kycuGrqbpF-5FGAA-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2014-11-21 15:37                         ` Sekhar Nori
2014-11-21 18:17                           ` Johannes Pointner
2014-11-21 21:40                             ` Richard Cochran
2014-11-21 22:25                               ` Griffis, Brad
2014-11-24  8:32                                 ` Johannes Pointner
     [not found]                     ` <20141121131036.GA18931-bi+AKbBUZKY6gyzm1THtWbp2dZbC/Bob@public.gmane.org>
2014-11-24  8:57                       ` Sebastian Andrzej Siewior
2014-11-24 10:01                         ` Richard Cochran
2014-11-14  5:07 ` [PATCH v4 4/6] ARM: dts: AM335x: Make charge delay a DT parameter for TSC Vignesh R
2014-11-14 18:03   ` Tony Lindgren
2014-11-14  5:07 ` [PATCH v4 5/6] input: touchscreen: ti_am335x_tsc: Use charge delay DT parameter Vignesh R
2014-11-14  5:07 ` [PATCH v4 6/6] input: touchscreen: ti_am335x_tsc: Replace delta filtering with median filtering Vignesh R
2014-11-24 11:51 ` [PATCH v4 0/6] Touchscreen performance related fixes Sebastian Andrzej Siewior
2014-11-24 12:16   ` Vignesh R
2014-11-24 12:35     ` Sebastian Andrzej Siewior
     [not found]       ` <547325FA.6020004-hfZtesqFncYOwBW4kG4KsQ@public.gmane.org>
2014-11-27  4:29         ` Vignesh R
     [not found]   ` <20141124115116.GA14997-hfZtesqFncYOwBW4kG4KsQ@public.gmane.org>
2014-12-01  9:53     ` Vignesh R
     [not found]       ` <547C3A95.30605-l0cyMroinI0@public.gmane.org>
2014-12-01  9:59         ` Sebastian Andrzej Siewior
2014-12-01 10:29           ` Vignesh R
     [not found]             ` <547C42FF.5010700-l0cyMroinI0@public.gmane.org>
2014-12-11 20:34               ` Nicolae Rosia
2014-12-11 20:40                 ` Sebastian Andrzej Siewior
2014-12-12 13:48                   ` Vignesh R
2014-12-12 13:55                   ` Catalin Crenguta
2014-12-12 14:16                     ` Griffis, Brad
2014-12-15  7:55                       ` Catalin Crenguta
     [not found]                       ` <912A29987EAE174BA6CF187D7CDFA9CE26FA135A-YmePFLaaepqIQmiDNMet8wC/G2K4zDHf@public.gmane.org>
2014-12-15 12:45                         ` Catalin Crenguta
2014-12-16  8:31                         ` Catalin Crenguta
     [not found]                           ` <CABH3fy8S1Hb9LK=ZceWgJsNvLbq8pwu00Tcj_0vE4j6QzcO+kg-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2014-12-16 15:30                             ` Richard Cochran

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