Merge "ARM: dts: msm: Add static rules to throttle CPU and GPU for msm8909" (2b9d66ed) · Commits · e / devices / android_kernel_sony_msm8994

Documentation/devicetree/bindings/arm/msm/msm_bus_rules.txt

+3 −2

Original line number	Diff line number	Diff line
		@@ -22,8 +22,9 @@ conditions to be monitored. The mandatory properties for the rules are
		- qcom,src-op: The operand to be used when evaluating a node's
		bandwidth vote with a threshold.Possible values
		are OP_LE/OP_LT/OP_GT/OP_GE.
		- qcom,thresh: The threshold in Kbytes/s to be used in vote
		evaluation.
		- qcom,thresh: The threshold in Kbytes/s (in FLD_IB/FLD_AB
		case) or KHz (in FLD_CLK case) to be used in
		vote evaluation.
		- qcom,mode: The QoS mode to be applied when this rule's
		criterion are satisfied. Possible values are
		THROTTLE_ON/THROTTLE_OFF

arch/arm/boot/dts/qcom/msm8909-bus.dtsi

+70 −0

Original line number	Diff line number	Diff line
		@@ -11,8 +11,72 @@
		*/

		#include <dt-bindings/msm/msm-bus-ids.h>
		#include <dt-bindings/msm/msm-bus-rule-ops.h>

		&soc {
		static-rules {
		compatible = "qcom,msm-bus-static-bw-rules";

		rule0 {
		qcom,src-nodes = <&mas_apps_proc>;
		qcom,src-field = <FLD_CLK>;
		qcom,src-op = <OP_LE>;
		qcom,thresh = <200000>;
		qcom,mode = <THROTTLE_ON>;
		qcom,dest-node = <&mas_apps_proc>;
		qcom,dest-bw = <600000>;
		};


		rule1 {
		qcom,src-nodes = <&mas_apps_proc>;
		qcom,src-field = <FLD_CLK>;
		qcom,src-op = <OP_LE>;
		qcom,thresh = <400000>;
		qcom,mode = <THROTTLE_ON>;
		qcom,dest-node = <&mas_apps_proc>;
		qcom,dest-bw = <1200000>;
		};

		rule2 {
		qcom,src-nodes = <&mas_apps_proc>;
		qcom,src-field = <FLD_CLK>;
		qcom,src-op = <OP_GT>;
		qcom,thresh = <400000>;
		qcom,mode = <THROTTLE_OFF>;
		qcom,dest-node = <&mas_apps_proc>;
		};

		rule3 {
		qcom,src-nodes = <&mas_oxili>;
		qcom,src-field = <FLD_CLK>;
		qcom,src-op = <OP_LE>;
		qcom,thresh = <200000>;
		qcom,mode = <THROTTLE_ON>;
		qcom,dest-node = <&mas_oxili>;
		qcom,dest-bw = <600000>;
		};

		rule4 {
		qcom,src-nodes = <&mas_oxili>;
		qcom,src-field = <FLD_CLK>;
		qcom,src-op = <OP_LE>;
		qcom,thresh = <400000>;
		qcom,mode = <THROTTLE_ON>;
		qcom,dest-node = <&mas_oxili>;
		qcom,dest-bw = <1200000>;
		};

		rule5 {
		qcom,src-nodes = <&mas_oxili>;
		qcom,src-field = <FLD_CLK>;
		qcom,src-op = <OP_GT>;
		qcom,thresh = <400000>;
		qcom,mode = <THROTTLE_OFF>;
		qcom,dest-node = <&mas_oxili>;
		};
		};

		/* Version = 2 */
		ad_hoc_bus: ad-hoc-bus {
		compatible = "qcom,msm-bus-device";
		@@ -109,6 +173,9 @@
		qcom,prio-lvl = <0>;
		qcom,prio-rd = <0>;
		qcom,prio-wr = <0>;
		qcom,ws = <10000>;
		qcom,gp = <5000>;
		qcom,thmp = <50>;
		qcom,bus-dev = <&fab_bimc>;
		qcom,mas-rpm-id = <ICBID_MASTER_APPSS_PROC>;
		};
		@@ -124,6 +191,9 @@
		qcom,prio-lvl = <0>;
		qcom,prio-rd = <0>;
		qcom,prio-wr = <0>;
		qcom,ws = <10000>;
		qcom,gp = <5000>;
		qcom,thmp = <50>;
		qcom,bus-dev = <&fab_bimc>;
		qcom,mas-rpm-id = <ICBID_MASTER_GFX3D>;
		};