linux-kernel - Re: [PATCH V2] Input: synaptics-rmi4

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Message-ID: <ZrEMhJ0neCDx5hij@google.com>
Date: Mon, 5 Aug 2024 10:31:48 -0700
From: Dmitry Torokhov <dmitry.torokhov@...il.com>
To: Marge Yang <marge.yang@...synaptics.com>
Cc: linux-input@...r.kernel.org, linux-kernel@...r.kernel.org,
	vincent.huang@...synaptics.com, david.chiu@...synaptics.com,
	derek.cheng@...synaptics.com, sam.tsai@...aptics.com
Subject: Re: [PATCH V2] Input: synaptics-rmi4 - Supports to query DPM value.

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@...synaptics.com>
> Signed-off-by: Vincent Huang <Vincent.Huang@...synaptics.com>

Applied, thank you.

-- 
Dmitry