From: Ben Gardiner <bengardiner@nanometrics.ca>
To: Dmitry Torokhov <dmitry.torokhov@gmail.com>
Cc: "Nori, Sekhar" <nsekhar@ti.com>,
Kevin Hilman <khilman@deeprootsystems.com>,
"davinci-linux-open-source@linux.davincidsp.com"
<davinci-linux-open-source@linux.davincidsp.com>,
"linux-input@vger.kernel.org" <linux-input@vger.kernel.org>,
"Govindarajan, Sriramakrishnan" <srk@ti.com>,
Paul Mundt <lethal@linux-sh.org>,
"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>,
Alexander Clouter <alex@digriz.org.uk>,
Chris Cordahi <christophercordahi@nanometrics.ca>
Subject: Re: [PATCH v2 4/4] da850-evm: add baseboard UI expander buttons, switches and LEDs
Date: Fri, 19 Nov 2010 12:15:32 -0500 [thread overview]
Message-ID: <AANLkTiniSAbRUkDROyaa9jD28iBd423e3=hqP4+R4uB4@mail.gmail.com> (raw)
In-Reply-To: <20101119170232.GB6236@core.coreip.homeip.net>
Hi Dmitry,
On Fri, Nov 19, 2010 at 12:02 PM, Dmitry Torokhov
<dmitry.torokhov@gmail.com> wrote:
> Another question is why do you want to poll the same device at
> different intervals? The processor is already woken up so it makes sense
> to do as much as possible instead of going to sleep. In your case
> 200/700 for every 1400ms interval you wake an extra time to poll
> switches so unless polling switches takes very long time it is better to
> combine them together (and into one input device, probably).
I see. That is a good question :)
I didn't realize that splitting into two separate input devices with
different polling intervals would have the opposite effect than what I
intended. Thank you for pointing this out. I will definitely integrate
them into one input device polled at 200ms.
Best Regards,
Ben Gardiner
---
Nanometrics Inc.
http://www.nanometrics.ca
next prev parent reply other threads:[~2010-11-19 17:15 UTC|newest]
Thread overview: 104+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <cover.1289835508.git.bengardiner@nanometrics.ca>
[not found] ` <8891d088e9a16122c780f737b1b1ec35f9517c36.1289835508.git.bengardiner@nanometrics.ca>
2010-11-16 9:36 ` [PATCH 1/4] input: gpio_keys: polling mode support Paul Mundt
2010-11-16 18:28 ` Ben Gardiner
2010-11-16 19:39 ` [PATCH v2 0/4] da850-evm: add gpio-{keys,leds} for UI and BB expanders Ben Gardiner
2010-11-16 19:39 ` [PATCH v2 0/4] da850-evm: add gpio-{keys, leds} " Ben Gardiner
2010-11-16 19:39 ` [PATCH v2 1/4] input: gpio_keys: polling mode support Ben Gardiner
2010-11-16 19:39 ` [PATCH v2 2/4] da850-evm: add UI Expander pushbuttons Ben Gardiner
2010-11-19 9:58 ` Nori, Sekhar
2010-11-19 9:58 ` Nori, Sekhar
2010-11-19 15:38 ` Ben Gardiner
2010-11-19 15:38 ` Ben Gardiner
2010-11-22 11:49 ` Nori, Sekhar
2010-11-22 11:49 ` Nori, Sekhar
2010-11-22 13:50 ` Ben Gardiner
2010-11-22 13:50 ` Ben Gardiner
2010-11-23 12:38 ` Nori, Sekhar
2010-11-23 12:38 ` Nori, Sekhar
2010-11-23 13:29 ` Ben Gardiner
2010-11-23 13:29 ` Ben Gardiner
2010-11-23 15:48 ` Kevin Hilman
2010-11-23 15:48 ` Kevin Hilman
2010-11-23 17:58 ` Ben Gardiner
2010-11-23 17:58 ` Ben Gardiner
2010-11-24 6:09 ` Paul Mundt
2010-11-24 6:09 ` Paul Mundt
2010-11-24 17:17 ` Ben Gardiner
2010-11-24 17:17 ` Ben Gardiner
2010-11-16 19:39 ` [PATCH v2 3/4] da850-evm: extract defines for SEL{A,B,C} pins in UI expander Ben Gardiner
2010-11-16 19:39 ` [PATCH v2 3/4] da850-evm: extract defines for SEL{A, B, C} " Ben Gardiner
2010-11-19 11:19 ` Nori, Sekhar
2010-11-19 11:19 ` Nori, Sekhar
2010-11-19 15:38 ` Ben Gardiner
2010-11-19 15:38 ` Ben Gardiner
2010-11-16 19:39 ` [PATCH v2 4/4] da850-evm: add baseboard UI expander buttons, switches and LEDs Ben Gardiner
2010-11-19 12:14 ` Nori, Sekhar
2010-11-19 12:14 ` Nori, Sekhar
2010-11-19 15:40 ` Ben Gardiner
2010-11-19 15:40 ` Ben Gardiner
2010-11-19 17:02 ` Dmitry Torokhov
2010-11-19 17:02 ` Dmitry Torokhov
2010-11-19 17:15 ` Ben Gardiner [this message]
2010-11-19 17:15 ` Ben Gardiner
2010-11-22 12:00 ` Nori, Sekhar
2010-11-22 12:00 ` Nori, Sekhar
2010-11-22 14:15 ` Ben Gardiner
2010-11-22 14:15 ` Ben Gardiner
2010-11-23 12:42 ` Nori, Sekhar
2010-11-23 12:42 ` Nori, Sekhar
2010-11-23 13:32 ` Ben Gardiner
2010-11-23 13:32 ` Ben Gardiner
2010-11-19 21:37 ` [PATCH v3 0/4] da850-evm: add gpio-{keys,leds} for UI and BB expanders Ben Gardiner
2010-11-19 21:37 ` [PATCH v3 1/4] input: gpio_keys: polling mode support Ben Gardiner
2010-11-19 21:37 ` [PATCH v3 2/4] da850-evm: add UI Expander pushbuttons Ben Gardiner
2010-11-19 21:37 ` [PATCH v3 3/4] da850-evm: extract defines for SEL{A,B,C} pins in UI expander Ben Gardiner
2010-11-19 21:41 ` [PATCH v3 3/4] da850-evm: extract defines for SEL{A, B, C} " Victor Rodriguez
2010-11-19 21:41 ` Victor Rodriguez
2010-11-19 22:25 ` Ben Gardiner
2010-11-19 22:25 ` Ben Gardiner
2010-11-19 21:37 ` [PATCH v3 4/4] da850-evm: add baseboard GPIO expander buttons, switches and LEDs Ben Gardiner
2010-11-23 19:40 ` [PATCH v4 0/5] da850-evm: add gpio-{keys,leds} for UI and BB expanders Ben Gardiner
2010-11-23 19:40 ` [PATCH v4 1/5] input: gpio_keys: polling mode support Ben Gardiner
2010-11-23 19:40 ` Ben Gardiner
2010-11-23 19:40 ` [PATCH v4 2/5] da850-evm: add UI Expander pushbuttons Ben Gardiner
2010-11-23 19:40 ` Ben Gardiner
2010-11-24 13:16 ` Nori, Sekhar
2010-11-24 13:16 ` Nori, Sekhar
2010-11-24 17:16 ` Ben Gardiner
2010-11-24 17:16 ` Ben Gardiner
2010-11-23 19:40 ` [PATCH v4 3/5] da850-evm: extract defines for SEL{A,B,C} pins in UI expander Ben Gardiner
2010-11-23 19:40 ` [PATCH v4 4/5] da850-evm: add baseboard GPIO expander buttons, switches and LEDs Ben Gardiner
2010-11-23 19:41 ` [PATCH v4 5/5] da850-evm: KEYBOARD_GPIO and INPUT_POLLDEV Kconfig conditionals Ben Gardiner
2010-11-23 19:41 ` Ben Gardiner
2010-11-24 21:59 ` [PATCH v5 0/5] da850-evm: add gpio-{keys,leds} for UI and BB expanders Ben Gardiner
2010-11-24 21:59 ` [PATCH v5 1/5] [WIP] input: add input driver for polled GPIO buttons Ben Gardiner
2010-11-24 21:59 ` Ben Gardiner
2010-11-24 21:59 ` [PATCH v5 2/5] da850-evm: add UI Expander pushbuttons Ben Gardiner
2010-11-24 21:59 ` Ben Gardiner
2010-11-24 21:59 ` [PATCH v5 3/5] da850-evm: extract defines for SEL{A,B,C} pins in UI expander Ben Gardiner
2010-11-24 21:59 ` [PATCH v5 4/5] da850-evm: add baseboard GPIO expander buttons, switches and LEDs Ben Gardiner
2010-11-24 21:59 ` [PATCH v5 5/5] da850-evm: KEYBOARD_GPIO_POLLED Kconfig conditional Ben Gardiner
2010-11-24 21:59 ` Ben Gardiner
2010-12-09 21:51 ` [PATCH v6 0/5] da850-evm: add gpio-{keys,leds} for UI and BB expanders Ben Gardiner
2010-12-09 21:51 ` [PATCH v6 1/5] Input: add input driver for polled GPIO buttons Ben Gardiner
2010-12-09 21:51 ` Ben Gardiner
2010-12-10 15:50 ` Kevin Hilman
2010-12-09 21:51 ` [PATCH v6 2/5] da850-evm: add UI Expander pushbuttons Ben Gardiner
2010-12-09 21:51 ` Ben Gardiner
2010-12-09 21:51 ` [PATCH v6 3/5] da850-evm: extract defines for SEL{A,B,C} pins in UI expander Ben Gardiner
2010-12-09 21:51 ` [PATCH v6 4/5] da850-evm: add baseboard GPIO expander buttons, switches and LEDs Ben Gardiner
2010-12-09 21:51 ` [PATCH v6 5/5] da850-evm: KEYBOARD_GPIO_POLLED Kconfig conditional Ben Gardiner
2010-12-09 21:51 ` Ben Gardiner
2010-12-10 16:16 ` [PATCH v6 0/5] da850-evm: add gpio-{keys,leds} for UI and BB expanders Kevin Hilman
2010-12-10 16:33 ` Ben Gardiner
2010-12-10 16:33 ` Ben Gardiner
2010-12-11 0:04 ` Kevin Hilman
2010-12-11 0:04 ` Kevin Hilman
2010-12-13 17:02 ` Ben Gardiner
2010-12-13 17:02 ` Ben Gardiner
2010-12-13 21:53 ` Kevin Hilman
2010-12-13 21:53 ` [PATCH v6 0/5] da850-evm: add gpio-{keys, leds} " Kevin Hilman
2010-12-14 4:31 ` [PATCH v6 0/5] da850-evm: add gpio-{keys,leds} " Ben Gardiner
2010-12-14 4:31 ` Ben Gardiner
2010-12-14 16:17 ` Ben Gardiner
2010-12-14 17:10 ` Kevin Hilman
2010-12-17 15:15 ` Ben Gardiner
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