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[RDC] - Add gfx and mem activity accumulated#6487

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[RDC] - Add gfx and mem activity accumulated#6487
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Add 2 new metrics

FLD_DESC_ENT(RDC_FI_GPU_MEMORY_MAX_BANDWIDTH, "Memory max bandwidth", "GPU_MEM_MAX_BANDWIDTH", true)
FLD_DESC_ENT(RDC_FI_GPU_MEMORY_CUR_BANDWIDTH, "Memory current bandwidth", "GPU_MEM_CUR_BANDWIDTH", true)
FLD_DESC_ENT(RDC_FI_GPU_BUSY_PERCENT, "GPU busy percentage", "GPU_BUSY_PERCENT", true)
FLD_DESC_ENT(RDC_FI_GFX_ACTIVITY_ACC, "GFX activity accumulated (%)", "GFX_ACTIVITY_ACC", true)
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@bill-shuzhou-liu bill-shuzhou-liu May 27, 2026

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do we also expose the accumulation_counter as we may use that to calculate utilization:

((gfx_activity_accₙ - gfx_activity_accₙ₋₁) / (accumulation_counterₙ - accumulation_counterₙ₋₁)) × 100

Also it is just a counter and may not in (%) format.

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