linux-kernel - RE: [PATCH v4 0/14] input: cyapa: re-architecture driver to support multi-trackpads in one driver

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Message-ID: <77BC725C9062764F874D79F51E1F1A8F4C940AAC@S04-MBX01-01.s04.local>
Date:	Thu, 21 Aug 2014 01:36:24 +0000
From:	Dudley Du <dudl@...ress.com>
To:	Dudley Du <dudley.dulixin@...il.com>,
	Dmitry Torokhov <dmitry.torokhov@...il.com>,
	"Rafael J. Wysocki" <rjw@...ysocki.net>
CC:	Benson Leung <bleung@...gle.com>,
	Patrik Fimml <patrikf@...gle.com>,
	"linux-input@...r.kernel.org" <linux-input@...r.kernel.org>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>
Subject: RE: [PATCH v4 0/14] input: cyapa: re-architecture driver to support
 multi-trackpads in one driver

Hi Dmitry, Patrik,

Is there any update or feedback on the re-submitted v4 cyapa driver patches?

Thanks,
Dudley

> -----Original Message-----
> From: linux-input-owner@...r.kernel.org [mailto:linux-input-
> owner@...r.kernel.org] On Behalf Of Dudley Du
> Sent: Thursday, July 17, 2014 2:45 PM
> To: Dmitry Torokhov; Rafael J. Wysocki
> Cc: Benson Leung; Patrik Fimml; linux-input@...r.kernel.org; linux-
> kernel@...r.kernel.org
> Subject: [PATCH v4 0/14] input: cyapa: re-architecture driver to support
> multi-trackpads in one driver
>
> This patch set is made based on kernel 3.16.0-rc5.
> It's aimed to re-architecture the cyapa driver to support
> old gen3 trackpad device and new gen5 trackpad device in one
> cyapa driver for easily productions support based on
> customers' requirements, and add sysfs functions and interfaces
> supported that required by users and customers.
> Because the earlier gen3 and the latest gen5 trackpad devies using
> two different chipsets, and have different protocol and interfaces.
> If supported these two trackpad devices in two different drivers, then
> it will be difficult to manage productions and later firmware updates.
> it will cause customer don't know which one to use and update
> because these two trackpad devices have been used and integrated
> in same one productions at a time, so must to support these two trackpad
> devices in same on driver.
>
> Compare to v3, it has below changes:
> 1) Eliminate irq-state-remembering logic, remove irq help functions;
> 2) Remove state sync help functions instead of mutex_lock/mutex_unlock;
> 3) Fix comments and charaters errors and not consistent issues.
> 4) Fix other issues that pointed out in the review.
>
>
> The new architecture is made of:
> cyapa.c - the core of the architecture, supply interfaces and
> functions to system and read trackpad devices.
> cyapa_gen3.c - functions support for gen3 trackpad devices,
> cyapa_gen5.c - functions support for gen5 trackpad devices.
>
> Beside this introduction patch, it has 14 patches listed as below.
> For these patches each one is patched based on previous one.
>
> patch 1/14: re-architecture cyapa driver with core functions,
> and applying the device detecting function in async thread to speed
> up system boot time.
>
> patch 2/14: add cyapa driver power management interfaces support.
>
> patch 3/14: add cyapa driver runtime power management interfaces support.
>
> patch 4/14: add cyapa key function interfaces in sysfs system.
> Including read firmware version, get production ID, read baseline,
> re-calibrate trackpad baselines and do trackpad firmware update.
>
> patch 5/14: add read firmware image and read raw trackpad device'
> sensors' raw data interface in debugfs system.
>
> patch 6/14: add gen3 trackpad device basic functions support.
>
> patch 7/14: add gen3 trackpad device firmware update function support.
>
> patch 8/14: add gen3 trackpad device report baseline and do force
> re-calibrate functions support.
>
> patch 9/14: add gen3 trackpad device read firmware image function support.
>
> patch 10/14: add gen5 trackpad device basic functions support.
>
> patch 11/14: add gen5 trackpad device firmware update function support.
>
> patch 12/14: add gen5 trackpad device report baseline and do force
> re-calibrate functions support.
>
> patch 13/14: add gen5 trackpad device read firmware image and report
> sensors' raw data values functions support.
>
> patch 14/14: add function to monitor LID close event to off trackpad device.
>
> --
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