From: Dmitry Torokhov <dmitry.torokhov@gmail.com>
To: Marge Yang <marge.yang@tw.synaptics.com>
Cc: linux-input@vger.kernel.org, linux-kernel@vger.kernel.org,
vincent.huang@tw.synaptics.com, david.chiu@tw.synaptics.com,
derek.cheng@tw.synaptics.com, sam.tsai@synaptics.com
Subject: Re: [PATCH V2] Input: synaptics-rmi4 - Supports to query DPM value.
Date: Mon, 5 Aug 2024 10:31:48 -0700 [thread overview]
Message-ID: <ZrEMhJ0neCDx5hij@google.com> (raw)
In-Reply-To: <20240805083636.1381205-1-marge.yang@tw.synaptics.com>
On Mon, Aug 05, 2024 at 08:36:36AM +0000, Marge Yang wrote:
> Newer firmware allows to query touchpad resolution
> information by reading from resolution register.
> Presence of resolution register is signalled via bit
> 29 of the "register presence" register.
> On devices that lack this resolution register
> we fall back to using pitch and number of receivers
> data to calculate size of the sensor.
>
> RMI4 F12 will support to query DPM value on Touchpad.
> When TP firmware doesn't support to report logical and
> physical value within the Touchpad's HID report.
> We can directly query the DPM value through RMI.
>
> Signed-off-by: Marge Yang <marge.yang@tw.synaptics.com>
> Signed-off-by: Vincent Huang <Vincent.Huang@tw.synaptics.com>
Applied, thank you.
--
Dmitry
next prev parent reply other threads:[~2024-08-05 17:31 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
2024-08-05 8:36 [PATCH V2] Input: synaptics-rmi4 - Supports to query DPM value Marge Yang
2024-08-05 17:31 ` Dmitry Torokhov [this message]
2024-08-06 0:56 ` Derek Cheng
2024-09-03 18:07 ` Richard Acayan
2024-09-03 18:40 ` Dmitry Torokhov
2024-09-03 21:33 ` Richard Acayan
2024-09-03 22:03 ` Dmitry Torokhov
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