From: Jordan Crouse <jcrouse-sgV2jX0FEOL9JmXXK+q4OQ@public.gmane.org> To: freedreno-PD4FTy7X32lNgt0PjOBp9y5qC8QIuHrW@public.gmane.org, georgi.djakov-QSEj5FYQhm4dnm+yROfE0A@public.gmane.org Cc: nm-l0cyMroinI0@public.gmane.org, devicetree-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, linux-pm-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, sboyd-DgEjT+Ai2ygdnm+yROfE0A@public.gmane.org, linux-arm-msm-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, dri-devel-PD4FTy7X32lNgt0PjOBp9y5qC8QIuHrW@public.gmane.org, bjorn.andersson-QSEj5FYQhm4dnm+yROfE0A@public.gmane.org, vireshk-DgEjT+Ai2ygdnm+yROfE0A@public.gmane.org, linux-arm-kernel-IAPFreCvJWM7uuMidbF8XUB+6BGkLq7r@public.gmane.org Subject: [PATCH 6/9] PM / OPP: dt-bindings: Add opp-interconnect-bw Date: Mon, 27 Aug 2018 09:11:09 -0600 [thread overview] Message-ID: <20180827151112.25211-7-jcrouse@codeaurora.org> (raw) In-Reply-To: <20180827151112.25211-1-jcrouse-sgV2jX0FEOL9JmXXK+q4OQ@public.gmane.org> Add the "opp-interconnect-bw" property to specify the average and peak bandwidth for an interconnect path for a specific operating power point. A separate bandwidth pair can be specified for each of the interconnects defined for the device by appending the interconnect name to the property. Signed-off-by: Jordan Crouse <jcrouse@codeaurora.org> --- Documentation/devicetree/bindings/opp/opp.txt | 36 +++++++++++++++++++ 1 file changed, 36 insertions(+) diff --git a/Documentation/devicetree/bindings/opp/opp.txt b/Documentation/devicetree/bindings/opp/opp.txt index c396c4c0af92..d714c084f36d 100644 --- a/Documentation/devicetree/bindings/opp/opp.txt +++ b/Documentation/devicetree/bindings/opp/opp.txt @@ -170,6 +170,11 @@ Optional properties: functioning of the current device at the current OPP (where this property is present). +- opp-interconnect-bw-<name>: This is an array of pairs specifying the average + and peak bandwidth in bytes per second for the interconnect path known by + 'name'. This should match the name(s) specified by interconnect-names in the + device definition. + Example 1: Single cluster Dual-core ARM cortex A9, switch DVFS states together. / { @@ -543,3 +548,34 @@ Example 6: opp-microvolt-<name>, opp-microamp-<name>: }; }; }; + +Example 7: opp-interconnect-bw: +(example: leaf device with frequency and BW quotas) + +/ { + soc { + gpu@5000000 { + ... + interconnects = <&qnoc 26 &qnoc 512>; + interconnect-names = "port0"; + ... + operating-points-v2 = <&gpu_opp_table>; + }; + }; + + gpu_opp_table: opp_table0 { + compatible = "operating-points-v2"; + + opp-710000000 { + op-hz = /bits/ 64 <710000000>; + /* Set peak bandwidth @ 7216000 KB/s */ + opp-interconnect-bw-port0 = /bits/ 64 <0 7216000000>; + }; + + opp-210000000 { + op-hz = /bits/ 64 <210000000>; + /* Set peak bandwidth @ 1200000 KB/s */ + opp-interconnect-bw-port0 = /bits/ 64 <0 1200000000>; + }; + }; +}; -- 2.18.0 _______________________________________________ Freedreno mailing list Freedreno@lists.freedesktop.org https://lists.freedesktop.org/mailman/listinfo/freedreno
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From: jcrouse@codeaurora.org (Jordan Crouse) To: linux-arm-kernel@lists.infradead.org Subject: [PATCH 6/9] PM / OPP: dt-bindings: Add opp-interconnect-bw Date: Mon, 27 Aug 2018 09:11:09 -0600 [thread overview] Message-ID: <20180827151112.25211-7-jcrouse@codeaurora.org> (raw) In-Reply-To: <20180827151112.25211-1-jcrouse@codeaurora.org> Add the "opp-interconnect-bw" property to specify the average and peak bandwidth for an interconnect path for a specific operating power point. A separate bandwidth pair can be specified for each of the interconnects defined for the device by appending the interconnect name to the property. Signed-off-by: Jordan Crouse <jcrouse@codeaurora.org> --- Documentation/devicetree/bindings/opp/opp.txt | 36 +++++++++++++++++++ 1 file changed, 36 insertions(+) diff --git a/Documentation/devicetree/bindings/opp/opp.txt b/Documentation/devicetree/bindings/opp/opp.txt index c396c4c0af92..d714c084f36d 100644 --- a/Documentation/devicetree/bindings/opp/opp.txt +++ b/Documentation/devicetree/bindings/opp/opp.txt @@ -170,6 +170,11 @@ Optional properties: functioning of the current device at the current OPP (where this property is present). +- opp-interconnect-bw-<name>: This is an array of pairs specifying the average + and peak bandwidth in bytes per second for the interconnect path known by + 'name'. This should match the name(s) specified by interconnect-names in the + device definition. + Example 1: Single cluster Dual-core ARM cortex A9, switch DVFS states together. / { @@ -543,3 +548,34 @@ Example 6: opp-microvolt-<name>, opp-microamp-<name>: }; }; }; + +Example 7: opp-interconnect-bw: +(example: leaf device with frequency and BW quotas) + +/ { + soc { + gpu at 5000000 { + ... + interconnects = <&qnoc 26 &qnoc 512>; + interconnect-names = "port0"; + ... + operating-points-v2 = <&gpu_opp_table>; + }; + }; + + gpu_opp_table: opp_table0 { + compatible = "operating-points-v2"; + + opp-710000000 { + op-hz = /bits/ 64 <710000000>; + /* Set peak bandwidth @ 7216000 KB/s */ + opp-interconnect-bw-port0 = /bits/ 64 <0 7216000000>; + }; + + opp-210000000 { + op-hz = /bits/ 64 <210000000>; + /* Set peak bandwidth @ 1200000 KB/s */ + opp-interconnect-bw-port0 = /bits/ 64 <0 1200000000>; + }; + }; +}; -- 2.18.0
next prev parent reply other threads:[~2018-08-27 15:11 UTC|newest] Thread overview: 72+ messages / expand[flat|nested] mbox.gz Atom feed top 2018-08-27 15:11 [PATCH 0/9] Add interconnect support + bindings for A630 GPU Jordan Crouse 2018-08-27 15:11 ` Jordan Crouse 2018-08-27 15:11 ` [PATCH 2/9] drm/msm/a6xx: Fix PDC register overlap Jordan Crouse 2018-08-27 15:11 ` Jordan Crouse 2018-08-27 15:11 ` [PATCH 4/9] dt-bindings: Document qcom,adreno-gmu Jordan Crouse 2018-08-27 15:11 ` Jordan Crouse [not found] ` <20180827151112.25211-1-jcrouse-sgV2jX0FEOL9JmXXK+q4OQ@public.gmane.org> 2018-08-27 15:11 ` [PATCH 1/9] drm/msm/a6xx: rnndb updates for a6xx Jordan Crouse 2018-08-27 15:11 ` Jordan Crouse 2018-08-27 15:11 ` [PATCH 3/9] drm/msm/a6xx: Rename gmu phandle to qcom, gmu Jordan Crouse 2018-08-27 15:11 ` [PATCH 3/9] drm/msm/a6xx: Rename gmu phandle to qcom,gmu Jordan Crouse 2018-08-27 15:11 ` [PATCH 5/9] arm64: dts: sdm845: Add gpu and gmu device nodes Jordan Crouse 2018-08-27 15:11 ` Jordan Crouse [not found] ` <20180827151112.25211-6-jcrouse-sgV2jX0FEOL9JmXXK+q4OQ@public.gmane.org> 2018-08-28 10:30 ` Vivek Gautam 2018-08-28 10:30 ` Vivek Gautam 2018-10-10 9:46 ` Viresh Kumar 2018-10-10 9:46 ` Viresh Kumar 2018-10-10 14:29 ` Jordan Crouse 2018-10-10 14:29 ` Jordan Crouse [not found] ` <20181010142905.GB9977-9PYrDHPZ2Orvke4nUoYGnHL1okKdlPRT@public.gmane.org> 2018-10-10 14:31 ` Viresh Kumar 2018-10-10 14:31 ` Viresh Kumar 2018-10-10 14:48 ` Jordan Crouse 2018-10-10 14:48 ` [Freedreno] " Jordan Crouse [not found] ` <20181010144856.GC9977-9PYrDHPZ2Orvke4nUoYGnHL1okKdlPRT@public.gmane.org> 2018-10-10 14:51 ` Viresh Kumar 2018-10-10 14:51 ` [Freedreno] " Viresh Kumar 2018-10-10 15:10 ` Jordan Crouse 2018-10-10 15:10 ` [Freedreno] " Jordan Crouse [not found] ` <20181010151006.GD9977-9PYrDHPZ2Orvke4nUoYGnHL1okKdlPRT@public.gmane.org> 2018-10-11 5:02 ` Viresh Kumar 2018-10-11 5:02 ` [Freedreno] " Viresh Kumar 2018-10-11 14:54 ` Jordan Crouse 2018-10-11 14:54 ` [Freedreno] " Jordan Crouse [not found] ` <20181011145456.GG9977-9PYrDHPZ2Orvke4nUoYGnHL1okKdlPRT@public.gmane.org> 2018-10-15 10:03 ` Viresh Kumar 2018-10-15 10:03 ` [Freedreno] " Viresh Kumar 2018-10-15 14:34 ` Jordan Crouse 2018-10-15 14:34 ` [Freedreno] " Jordan Crouse [not found] ` <20181015143444.GA4751-9PYrDHPZ2Orvke4nUoYGnHL1okKdlPRT@public.gmane.org> 2018-10-22 10:38 ` Viresh Kumar 2018-10-22 10:38 ` [Freedreno] " Viresh Kumar 2018-10-22 13:20 ` Niklas Cassel 2018-10-22 13:20 ` Niklas Cassel 2018-10-22 14:37 ` Jordan Crouse 2018-10-22 14:37 ` Jordan Crouse 2018-10-22 14:34 ` Jordan Crouse 2018-10-22 14:34 ` Jordan Crouse 2018-10-17 18:28 ` Doug Anderson 2018-10-17 18:28 ` Doug Anderson 2018-08-27 15:11 ` Jordan Crouse [this message] 2018-08-27 15:11 ` [PATCH 6/9] PM / OPP: dt-bindings: Add opp-interconnect-bw Jordan Crouse 2018-09-27 8:23 ` Georgi Djakov 2018-09-27 8:23 ` Georgi Djakov [not found] ` <0998a374-6cb0-9218-d2e3-92f8ee9861ed-QSEj5FYQhm4dnm+yROfE0A@public.gmane.org> 2018-10-10 9:59 ` Viresh Kumar 2018-10-10 9:59 ` Viresh Kumar 2018-10-10 14:27 ` Jordan Crouse 2018-10-10 14:27 ` Jordan Crouse [not found] ` <20181010142723.GA9977-9PYrDHPZ2Orvke4nUoYGnHL1okKdlPRT@public.gmane.org> 2018-10-10 14:29 ` Viresh Kumar 2018-10-10 14:29 ` Viresh Kumar [not found] ` <20180827151112.25211-7-jcrouse-sgV2jX0FEOL9JmXXK+q4OQ@public.gmane.org> 2018-10-15 14:34 ` Rob Herring 2018-10-15 14:34 ` Rob Herring 2018-10-15 15:12 ` Jordan Crouse 2018-10-15 15:12 ` Jordan Crouse 2018-08-27 15:11 ` [PATCH 7/9] OPP: Add dev_pm_opp_get_interconnect_bw() Jordan Crouse 2018-08-27 15:11 ` Jordan Crouse [not found] ` <20180827151112.25211-8-jcrouse-sgV2jX0FEOL9JmXXK+q4OQ@public.gmane.org> 2018-10-05 6:36 ` Sharat Masetty 2018-10-05 6:36 ` Sharat Masetty [not found] ` <49858ede-66db-b58f-e586-411896efad4b-sgV2jX0FEOL9JmXXK+q4OQ@public.gmane.org> 2018-10-05 17:13 ` Jordan Crouse 2018-10-05 17:13 ` Jordan Crouse 2018-08-27 15:11 ` [PATCH 8/9] drm/msm/a6xx: Add support for an interconnect path Jordan Crouse 2018-08-27 15:11 ` Jordan Crouse [not found] ` <20180827151112.25211-9-jcrouse-sgV2jX0FEOL9JmXXK+q4OQ@public.gmane.org> 2018-08-28 1:23 ` kbuild test robot 2018-08-28 1:23 ` kbuild test robot 2018-08-27 15:11 ` [PATCH 9/9] arm64: dts: Add interconnect for the GPU on SDM845 Jordan Crouse 2018-08-27 15:11 ` Jordan Crouse [not found] ` <20180827151112.25211-10-jcrouse-sgV2jX0FEOL9JmXXK+q4OQ@public.gmane.org> 2018-08-28 18:16 ` Jordan Crouse 2018-08-28 18:16 ` [Freedreno] " Jordan Crouse
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