From: Quan Nguyen <quan@os.amperecomputing.com>
To: Mark Brown <broonie@kernel.org>
Cc: linux-aspeed@lists.ozlabs.org, linux-doc@vger.kernel.org,
Dragan Cvetic <dragan.cvetic@xilinx.com>,
Phong Vo <phong@os.amperecomputing.com>,
Lee Jones <lee.jones@linaro.org>,
Jonathan Corbet <corbet@lwn.net>,
openbmc@lists.ozlabs.org,
"Rafael J . Wysocki" <rafael@kernel.org>,
Joel Stanley <joel@jms.id.au>,
Derek Kiernan <derek.kiernan@xilinx.com>,
Guenter Roeck <linux@roeck-us.net>,
devicetree@vger.kernel.org, Jean Delvare <jdelvare@suse.com>,
Arnd Bergmann <arnd@arndb.de>,
"Thang Q . Nguyen" <thang@os.amperecomputing.com>,
Rob Herring <robh+dt@kernel.org>,
Open Source Submission <patches@amperecomputing.com>,
linux-hwmon@vger.kernel.org, Andrew Jeffery <andrew@aj.id.au>,
Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
linux-kernel@vger.kernel.org,
Gustavo Pimentel <Gustavo.Pimentel@synopsys.com>
Subject: Re: [PATCH v6 5/9] regmap: Introduces regmap lock helpers
Date: Mon, 7 Mar 2022 15:31:13 +0700 [thread overview]
Message-ID: <b5976993-aee0-b5f3-2762-8066d7f083d1@os.amperecomputing.com> (raw)
In-Reply-To: <YcXI73GKNdx/gvUb@sirena.org.uk>
On 24/12/2021 20:19, Mark Brown wrote:
> On Fri, Dec 24, 2021 at 11:13:48AM +0700, Quan Nguyen wrote:
>> This commit introduces regmap_acquire/release_lock() functions and makes
>> them available for drivers that need atomic access of regmap registers
>
> You've not explained what something would need this for and how
> it's expected to work - we don't provide unlocked access to the
> regmap to client drivers so I don't see how one could safely use
> this. It's unclear to me what this would mean or why it's not
> better implemented in the client driver.
Thanks a lot for the review, Mark.
As per my comment in the other email, this code will be removed in my
next version.
Thanks,
- Quan
next prev parent reply other threads:[~2022-03-07 8:33 UTC|newest]
Thread overview: 23+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-12-24 4:13 [PATCH v6 0/9] Add Ampere's Altra SMPro MFD and its child drivers Quan Nguyen
2021-12-24 4:13 ` [PATCH v6 1/9] dt-bindings: mfd: Add bindings for Ampere Altra SMPro MFD driver Quan Nguyen
2021-12-24 4:13 ` [PATCH v6 2/9] mfd: smpro-mfd: Adds Ampere's Altra SMpro " Quan Nguyen
2022-02-08 9:12 ` Lee Jones
2022-03-07 8:31 ` Quan Nguyen
2021-12-24 4:13 ` [PATCH v6 3/9] hwmon: smpro: Add Ampere's Altra smpro-hwmon driver Quan Nguyen
2021-12-24 4:13 ` [PATCH v6 4/9] docs: hwmon: (smpro-hwmon) Add documentation Quan Nguyen
2021-12-24 4:13 ` [PATCH v6 5/9] regmap: Introduces regmap lock helpers Quan Nguyen
2021-12-24 13:19 ` Mark Brown
2022-03-07 8:31 ` Quan Nguyen [this message]
2021-12-24 4:13 ` [PATCH v6 6/9] misc: smpro-errmon: Add Ampere's SMpro error monitor driver Quan Nguyen
2021-12-24 8:32 ` Greg Kroah-Hartman
2022-03-07 8:32 ` Quan Nguyen
2021-12-24 13:28 ` Mark Brown
2022-03-07 8:30 ` Quan Nguyen
2021-12-29 10:16 ` Lee Jones
2022-03-07 8:31 ` Quan Nguyen
2021-12-24 4:13 ` [PATCH v6 7/9] docs: misc-devices: (smpro-errmon) Add documentation Quan Nguyen
2021-12-24 4:13 ` [PATCH v6 8/9] misc: smpro-misc: Add Ampere's Altra SMpro misc driver Quan Nguyen
2021-12-29 10:18 ` Lee Jones
2022-03-07 8:32 ` Quan Nguyen
2022-03-07 13:16 ` Arnd Bergmann
2021-12-24 4:13 ` [PATCH v6 9/9] docs: misc-devices: (smpro-misc) Add documentation Quan Nguyen
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