Messages in this thread | | | Date | Thu, 23 Nov 2023 14:45:59 +0000 | From | Conor Dooley <> | Subject | Re: [PATCH v4 07/13] RISC-V: Move T-Head PMU to CPU feature alternative framework |
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> drivers/perf/riscv_pmu_sbi.c | 19 ++++++++++++++-----
> +config THEAD_CUSTOM_PMU > + bool "T-Head custom PMU support" > + depends on RISCV_ALTERNATIVE && RISCV_PMU_SBI > + default y > + help > + The T-Head C9xx cores implement a PMU overflow extension very > + similar to the core SSCOFPMF extension. > + > + This will patch the overflow CSR and handle the non-standard > + behaviour via the regular SBI PMU driver and interface. > + > + If you don't know what to do here, say "Y".
This is a < 20 line diff to the pmu driver, is it really worth adding having config options for these two non standard PMU implementations? [unhandled content-type:application/pgp-signature]
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