linux-kernel - Re: [PATCH v2 0/3] HID: intel-ish-hid: support s2idle and s3 in ish

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Date:   Mon, 19 Aug 2019 14:06:37 +0200 (CEST)
From:   Jiri Kosina <jikos@...nel.org>
To:     Zhang Lixu <lixu.zhang@...el.com>
cc:     linux-input@...r.kernel.org, benjamin.tissoires@...hat.com,
        srinivas.pandruvada@...ux.intel.com, linux-kernel@...r.kernel.org
Subject: Re: [PATCH v2 0/3] HID: intel-ish-hid: support s2idle and s3 in
 ish_suspend()

On Thu, 8 Aug 2019, Zhang Lixu wrote:

> Currently, the NO_D3 flag is set in ish_probe(), the intel-ish-ipc driver
> puts the ISH into D0i3 when system enter both suspend-to-idle(S0ix) and
> suspend-to-mem(S3). These patches are to put the ISH into D3 when system
> enter S3 and put the ISH into D0i3 when system enter S0ix.
> 
> I tested these patches on the following platforms:
> ISH 5.2: ICL
> ISH 5.0: CNL CFL WHL CML
> ISH 4.0: GLK
> ISH 3.0: KBL
> 
> Test steps:
> * Run the IIO Sensor tool to read the accel_3d sensor data
> * Run cmd "echo mem > /sys/power/state" to suspend-to-mem
> * Press the keyboard to wake up OS.
> * Check if the tool can get the sensor data after OS resume.
> * Run cmd "echo freeze > /sys/power/state" to suspend-to-idle
> * Press the keyboard to wake up OS.
> * Check if the tool can get the sensor data after OS resume.
> 
> Test results:
> The tool can get the accel_3d sensor data after resuming from both
> suspend-to-mem and suspend-to-idle.
> 
> Changes from v1:
> * Fix the indentation issue
> * Elaborate the reason to remove the NO_D3 flag
> * Split the PATCH v1 to three changes, and try to minimize the lines change

Applied to for-5.4/ish. Thanks,

-- 
Jiri Kosina
SUSE Labs