From: Heiko Stuebner <heiko@sntech.de>
To: Douglas Anderson <dianders@chromium.org>
Cc: Shawn Lin <shawn.lin@rock-chips.com>,
hal@halemmerich.com, linux-rockchip@lists.infradead.org,
mka@chromium.org, Michael Turquette <mturquette@baylibre.com>,
Stephen Boyd <sboyd@kernel.org>,
linux-kernel@vger.kernel.org, linux-clk@vger.kernel.org,
linux-arm-kernel@lists.infradead.org
Subject: Re: [PATCH] clk: rockchip: Don't yell about bad mmc phases when getting
Date: Thu, 09 May 2019 10:46:49 +0200 [thread overview]
Message-ID: <3109854.2nZ1kdONIi@phil> (raw)
In-Reply-To: <20190503212208.223232-1-dianders@chromium.org>
Am Freitag, 3. Mai 2019, 23:22:08 CEST schrieb Douglas Anderson:
> At boot time, my rk3288-veyron devices yell with 8 lines that look
> like this:
> [ 0.000000] rockchip_mmc_get_phase: invalid clk rate
>
> This is because the clock framework at clk_register() time tries to
> get the phase but we don't have a parent yet.
>
> While the errors appear to be harmless they are still ugly and, in
> general, we don't want yells like this in the log unless they are
> important.
>
> There's no real reason to be yelling here. We can still return
> -EINVAL to indicate that the phase makes no sense without a parent.
> If someone really tries to do tuning and the clock is reported as 0
> then we'll see the yells in rockchip_mmc_set_phase().
>
> Fixes: 4bf59902b500 ("clk: rockchip: Prevent calculating mmc phase if clock rate is zero")
> Signed-off-by: Douglas Anderson <dianders@chromium.org>
applied for 5.3
Thanks
Heiko
WARNING: multiple messages have this Message-ID (diff)
From: Heiko Stuebner <heiko@sntech.de>
To: Douglas Anderson <dianders@chromium.org>
Cc: hal@halemmerich.com, Stephen Boyd <sboyd@kernel.org>,
Shawn Lin <shawn.lin@rock-chips.com>,
linux-kernel@vger.kernel.org, linux-clk@vger.kernel.org,
linux-rockchip@lists.infradead.org, mka@chromium.org,
Michael Turquette <mturquette@baylibre.com>,
linux-arm-kernel@lists.infradead.org
Subject: Re: [PATCH] clk: rockchip: Don't yell about bad mmc phases when getting
Date: Thu, 09 May 2019 10:46:49 +0200 [thread overview]
Message-ID: <3109854.2nZ1kdONIi@phil> (raw)
In-Reply-To: <20190503212208.223232-1-dianders@chromium.org>
Am Freitag, 3. Mai 2019, 23:22:08 CEST schrieb Douglas Anderson:
> At boot time, my rk3288-veyron devices yell with 8 lines that look
> like this:
> [ 0.000000] rockchip_mmc_get_phase: invalid clk rate
>
> This is because the clock framework at clk_register() time tries to
> get the phase but we don't have a parent yet.
>
> While the errors appear to be harmless they are still ugly and, in
> general, we don't want yells like this in the log unless they are
> important.
>
> There's no real reason to be yelling here. We can still return
> -EINVAL to indicate that the phase makes no sense without a parent.
> If someone really tries to do tuning and the clock is reported as 0
> then we'll see the yells in rockchip_mmc_set_phase().
>
> Fixes: 4bf59902b500 ("clk: rockchip: Prevent calculating mmc phase if clock rate is zero")
> Signed-off-by: Douglas Anderson <dianders@chromium.org>
applied for 5.3
Thanks
Heiko
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next prev parent reply other threads:[~2019-05-09 8:46 UTC|newest]
Thread overview: 9+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-05-03 21:22 [PATCH] clk: rockchip: Don't yell about bad mmc phases when getting Douglas Anderson
2019-05-03 21:22 ` Douglas Anderson
2019-05-03 21:51 ` Heiko Stuebner
2019-05-03 21:51 ` Heiko Stuebner
2019-05-03 22:11 ` Stephen Boyd
2019-05-03 22:11 ` Stephen Boyd
2019-05-03 22:11 ` Stephen Boyd
2019-05-09 8:46 ` Heiko Stuebner [this message]
2019-05-09 8:46 ` Heiko Stuebner
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