From: Simon South <simon@simonsouth.net>
To: "Uwe Kleine-König" <u.kleine-koenig@pengutronix.de>
Cc: tpiepho@gmail.com, thierry.reding@gmail.com,
robin.murphy@arm.com, lee.jones@linaro.org, heiko@sntech.de,
bbrezillon@kernel.org, linux-pwm@vger.kernel.org,
linux-arm-kernel@lists.infradead.org,
linux-rockchip@lists.infradead.org
Subject: Re: [PATCH v3 6/7] pwm: rockchip: Enable PWM clock of probed device only if running
Date: Thu, 14 Jan 2021 10:22:34 -0500 [thread overview]
Message-ID: <875z3ztuf9.fsf@simonsouth.net> (raw)
In-Reply-To: <20210113075005.jftwu4ohrfyqwxyq@pengutronix.de> ("Uwe \=\?utf-8\?Q\?Kleine-K\=C3\=B6nig\=22's\?\= message of "Wed, 13 Jan 2021 08:50:05 +0100")
Uwe Kleine-König <u.kleine-koenig@pengutronix.de> writes:
> I don't see the advantage of this patch. In my eyes the code
> complication doesn't justify the gain (i.e. prevent the PWM clock
> being enabled for a few instructions).
I was starting to feel the same way after I sent out this series, so
let's just drop this change.
Thanks for the feedback, Uwe. I'll get a v4 out shortly.
--
Simon South
simon@simonsouth.net
WARNING: multiple messages have this Message-ID (diff)
From: Simon South <simon@simonsouth.net>
To: "Uwe Kleine-König" <u.kleine-koenig@pengutronix.de>
Cc: linux-pwm@vger.kernel.org, heiko@sntech.de,
bbrezillon@kernel.org, lee.jones@linaro.org,
linux-rockchip@lists.infradead.org, thierry.reding@gmail.com,
tpiepho@gmail.com, robin.murphy@arm.com,
linux-arm-kernel@lists.infradead.org
Subject: Re: [PATCH v3 6/7] pwm: rockchip: Enable PWM clock of probed device only if running
Date: Thu, 14 Jan 2021 10:22:34 -0500 [thread overview]
Message-ID: <875z3ztuf9.fsf@simonsouth.net> (raw)
In-Reply-To: <20210113075005.jftwu4ohrfyqwxyq@pengutronix.de> ("Uwe \=\?utf-8\?Q\?Kleine-K\=C3\=B6nig\=22's\?\= message of "Wed, 13 Jan 2021 08:50:05 +0100")
Uwe Kleine-König <u.kleine-koenig@pengutronix.de> writes:
> I don't see the advantage of this patch. In my eyes the code
> complication doesn't justify the gain (i.e. prevent the PWM clock
> being enabled for a few instructions).
I was starting to feel the same way after I sent out this series, so
let's just drop this change.
Thanks for the feedback, Uwe. I'll get a v4 out shortly.
--
Simon South
simon@simonsouth.net
_______________________________________________
Linux-rockchip mailing list
Linux-rockchip@lists.infradead.org
http://lists.infradead.org/mailman/listinfo/linux-rockchip
WARNING: multiple messages have this Message-ID (diff)
From: Simon South <simon@simonsouth.net>
To: "Uwe Kleine-König" <u.kleine-koenig@pengutronix.de>
Cc: linux-pwm@vger.kernel.org, heiko@sntech.de,
bbrezillon@kernel.org, lee.jones@linaro.org,
linux-rockchip@lists.infradead.org, thierry.reding@gmail.com,
tpiepho@gmail.com, robin.murphy@arm.com,
linux-arm-kernel@lists.infradead.org
Subject: Re: [PATCH v3 6/7] pwm: rockchip: Enable PWM clock of probed device only if running
Date: Thu, 14 Jan 2021 10:22:34 -0500 [thread overview]
Message-ID: <875z3ztuf9.fsf@simonsouth.net> (raw)
In-Reply-To: <20210113075005.jftwu4ohrfyqwxyq@pengutronix.de> ("Uwe \=\?utf-8\?Q\?Kleine-K\=C3\=B6nig\=22's\?\= message of "Wed, 13 Jan 2021 08:50:05 +0100")
Uwe Kleine-König <u.kleine-koenig@pengutronix.de> writes:
> I don't see the advantage of this patch. In my eyes the code
> complication doesn't justify the gain (i.e. prevent the PWM clock
> being enabled for a few instructions).
I was starting to feel the same way after I sent out this series, so
let's just drop this change.
Thanks for the feedback, Uwe. I'll get a v4 out shortly.
--
Simon South
simon@simonsouth.net
_______________________________________________
linux-arm-kernel mailing list
linux-arm-kernel@lists.infradead.org
http://lists.infradead.org/mailman/listinfo/linux-arm-kernel
next prev parent reply other threads:[~2021-01-14 15:29 UTC|newest]
Thread overview: 59+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-12-23 16:01 [PATCH v3 0/7] pwm: rockchip: Eliminate potential race condition when probing Simon South
2020-12-23 16:01 ` Simon South
2020-12-23 16:01 ` Simon South
2020-12-23 16:01 ` [PATCH v3 1/7] pwm: rockchip: Enable APB clock during register access while probing Simon South
2020-12-23 16:01 ` Simon South
2020-12-23 16:01 ` Simon South
2020-12-25 7:11 ` Kever Yang
2021-01-13 7:23 ` Uwe Kleine-König
2021-01-13 7:23 ` Uwe Kleine-König
2021-01-13 7:23 ` Uwe Kleine-König
2020-12-23 16:01 ` [PATCH v3 2/7] pwm: rockchip: rockchip_pwm_probe(): Remove superfluous clk_unprepare() Simon South
2020-12-23 16:01 ` Simon South
2020-12-23 16:01 ` Simon South
2021-01-13 7:31 ` Uwe Kleine-König
2021-01-13 7:31 ` Uwe Kleine-König
2021-01-13 7:31 ` Uwe Kleine-König
2020-12-23 16:01 ` [PATCH v3 3/7] pwm: rockchip: Replace "bus clk" with "PWM clk" Simon South
2020-12-23 16:01 ` Simon South
2020-12-23 16:01 ` Simon South
2020-12-25 7:13 ` Kever Yang
2021-01-13 7:33 ` Uwe Kleine-König
2021-01-13 7:33 ` Uwe Kleine-König
2021-01-13 7:33 ` Uwe Kleine-König
2020-12-23 16:01 ` [PATCH v3 4/7] pwm: rockchip: Eliminate potential race condition when probing Simon South
2020-12-23 16:01 ` Simon South
2020-12-23 16:01 ` Simon South
2021-01-13 7:37 ` Uwe Kleine-König
2021-01-13 7:37 ` Uwe Kleine-König
2021-01-13 7:37 ` Uwe Kleine-König
2020-12-23 16:01 ` [PATCH v3 5/7] pwm: rockchip: rockchip_pwm_probe(): Remove unneeded goto target Simon South
2020-12-23 16:01 ` Simon South
2020-12-23 16:01 ` Simon South
2020-12-25 7:14 ` Kever Yang
2021-01-13 7:38 ` Uwe Kleine-König
2021-01-13 7:38 ` Uwe Kleine-König
2021-01-13 7:38 ` Uwe Kleine-König
2020-12-23 16:01 ` [PATCH v3 6/7] pwm: rockchip: Enable PWM clock of probed device only if running Simon South
2020-12-23 16:01 ` Simon South
2020-12-23 16:01 ` Simon South
2020-12-25 7:14 ` Kever Yang
2021-01-13 7:50 ` Uwe Kleine-König
2021-01-13 7:50 ` Uwe Kleine-König
2021-01-13 7:50 ` Uwe Kleine-König
2021-01-14 15:22 ` Simon South [this message]
2021-01-14 15:22 ` Simon South
2021-01-14 15:22 ` Simon South
2020-12-23 16:01 ` [PATCH v3 7/7] pwm: rockchip: Enable clock before calling clk_get_rate() Simon South
2020-12-23 16:01 ` Simon South
2020-12-23 16:01 ` Simon South
2021-01-13 7:54 ` Uwe Kleine-König
2021-01-13 7:54 ` Uwe Kleine-König
2021-01-13 7:54 ` Uwe Kleine-König
2020-12-25 7:10 ` [PATCH v3 0/7] pwm: rockchip: Eliminate potential race condition when probing Kever Yang
2021-01-05 11:26 ` [PATCH v3 0/7] pwm: rockchip: Eliminate potential race condition when probing【请注意，邮件由kever.yang@gmail.com代发】 David Wu
2021-01-05 11:26 ` David Wu
2021-01-05 11:26 ` David Wu
2021-01-13 9:19 ` Uwe Kleine-König
2021-01-13 9:19 ` Uwe Kleine-König
2021-01-13 9:19 ` Uwe Kleine-König
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