From: Krzysztof Kozlowski <krzysztof.kozlowski@canonical.com>
To: Brian Norris <briannorris@chromium.org>,
MyungJoo Ham <myungjoo.ham@samsung.com>,
Kyungmin Park <kyungmin.park@samsung.com>,
Chanwoo Choi <cw00.choi@samsung.com>,
Rob Herring <robh+dt@kernel.org>
Cc: Lin Huang <hl@rock-chips.com>, Heiko Stuebner <heiko@sntech.de>,
Derek Basehore <dbasehore@chromium.org>,
linux-rockchip@lists.infradead.org, linux-kernel@vger.kernel.org,
linux-pm@vger.kernel.org, devicetree@vger.kernel.org,
linux-arm-kernel@lists.infradead.org,
Rob Herring <robh@kernel.org>
Subject: Re: [PATCH v3 05/15] dt-bindings: devfreq: rk3399_dmc: Add more disable-freq properties
Date: Tue, 8 Mar 2022 19:10:07 +0100 [thread overview]
Message-ID: <e80dd94a-633c-b1be-64c4-1c8fbdfd677f@canonical.com> (raw)
In-Reply-To: <20220307160918.v3.5.I382d4de737198ea52deb118c9bdc4d93d76e009e@changeid>
On 08/03/2022 01:09, Brian Norris wrote:
> DDR DVFS tuning has found that several power-saving features don't have
> good tradeoffs at higher frequencies -- at higher frequencies, we'll see
> glitches or other errors. Provide tuning controls so these can be
> disabled at higher OPPs, and left active only at the lower ones.
>
> Signed-off-by: Brian Norris <briannorris@chromium.org>
> Reviewed-by: Rob Herring <robh@kernel.org>
> ---
>
> Changes in v3:
> * Add Reviewed-by
>
> Changes in v2:
> * hyphens, not underscores
> * *-hz units, and drop the types definition
>
> .../bindings/devfreq/rk3399_dmc.yaml | 37 +++++++++++++++++++
> 1 file changed, 37 insertions(+)
>
Reviewed-by: Krzysztof Kozlowski <krzysztof.kozlowski@canonical.com>
Best regards,
Krzysztof
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next prev parent reply other threads:[~2022-03-08 18:11 UTC|newest]
Thread overview: 22+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-03-08 0:09 [PATCH v3 00/15] rk3399: Clean up and enable DDR DVFS Brian Norris
2022-03-08 0:09 ` [PATCH v3 01/15] dt-bindings: devfreq: rk3399_dmc: Convert to YAML Brian Norris
2022-03-08 18:03 ` Krzysztof Kozlowski
2022-03-08 19:06 ` Brian Norris
2022-03-08 0:09 ` [PATCH v3 02/15] dt-bindings: devfreq: rk3399_dmc: Deprecate unused/redundant properties Brian Norris
2022-03-08 18:04 ` Krzysztof Kozlowski
2022-03-08 0:09 ` [PATCH v3 03/15] dt-bindings: devfreq: rk3399_dmc: Fix Hz units Brian Norris
2022-03-08 18:05 ` Krzysztof Kozlowski
2022-03-08 0:09 ` [PATCH v3 04/15] dt-bindings: devfreq: rk3399_dmc: Specify idle params in nanoseconds Brian Norris
2022-03-08 18:09 ` Krzysztof Kozlowski
2022-03-08 0:09 ` [PATCH v3 05/15] dt-bindings: devfreq: rk3399_dmc: Add more disable-freq properties Brian Norris
2022-03-08 18:10 ` Krzysztof Kozlowski [this message]
2022-03-08 0:09 ` [PATCH v3 06/15] PM / devfreq: rk3399_dmc: Drop undocumented ondemand DT props Brian Norris
2022-03-08 0:09 ` [PATCH v3 07/15] PM / devfreq: rk3399_dmc: Drop excess timing properties Brian Norris
2022-03-08 0:09 ` [PATCH v3 08/15] PM / devfreq: rk3399_dmc: Use bitfield macro definitions for ODT_PD Brian Norris
2022-03-08 0:09 ` [PATCH v3 09/15] PM / devfreq: rk3399_dmc: Support new disable-freq properties Brian Norris
2022-03-08 0:09 ` [PATCH v3 10/15] PM / devfreq: rk3399_dmc: Support new *-ns properties Brian Norris
2022-03-08 0:09 ` [PATCH v3 11/15] arm64: dts: rk3399: Add dfi and dmc nodes Brian Norris
2022-03-08 0:09 ` [PATCH v3 12/15] arm64: dts: rockchip: Enable dmc and dfi nodes on gru Brian Norris
2022-03-08 0:09 ` [PATCH v3 13/15] PM / devfreq: rk3399_dmc: Disable edev on remove() Brian Norris
2022-03-08 0:09 ` [PATCH v3 14/15] PM / devfreq: rk3399_dmc: Use devm_pm_opp_of_add_table() Brian Norris
2022-03-08 0:09 ` [PATCH v3 15/15] PM / devfreq: rk3399_dmc: Avoid static (reused) profile Brian Norris
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