50 lines
1.5 KiB
Plaintext
50 lines
1.5 KiB
Plaintext
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* Qualcomm Technologies Inc MSM VIDC BUS
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Required properties:
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- compatible : "qcom,msm-vidc,governor,table"
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- name : name of the governor.
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- qcom,bus-table : node containing individual domain nodes, each with:
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- qcom,codec-mask: a bitmap of supported codec types, every two bits
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represents a codec type.
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- qcom,load-busfreq-tbl: load (in macroblocks/sec) and the corresponding
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bus frequency (in KBps) table.
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Optional properties:
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- qcom,low-power-mode: a boolean which indicates whether bus profile need
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to be used when client enables low-power mode.
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- qcom,ubwc-mode: a boolean which indicates whether the bus profile need
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to be used when client enables UBWC mode.
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Example:
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venus-bus-gov {
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compatible = "qcom,msm-vidc,governor,table";
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name = "qcom,venus-gov";
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qcom,bus-freq-table {
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qcom,profile-dec {
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qcom,codec-mask = <0xffffffff>;
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qcom,ubwc-mode;
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qcom,load-busfreq-tbl =
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<489600 1205248>, /* 1080p60D */
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<244800 618496>, /* 1080p30D */
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<216000 618496>, /* 720p60D */
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<108000 314368>, /* 720p30D */
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<72000 233472>, /* VGA60D */
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<36000 118784>, /* VGA30D */
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<0 0>;
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};
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qcom,profile-enc {
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qcom,codec-mask = <0x55555555>;
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qcom,low-power-mode;
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qcom,load-busfreq-tbl =
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<244800 787456>, /* 1080p30E */
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<216000 350208>, /* 720p60E */
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<108000 350208>, /* 720p30E */
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<72000 350208>, /* VGA60E */
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<36000 136806>, /* VGA30E */
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<0 0>;
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};
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};
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};
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