Messages in this thread | | | Date | Tue, 10 Jan 2017 17:43:11 +0000 | From | Mark Rutland <> | Subject | Re: [PATCH v3 00/10] perf: arm64: Support for Hisilicon SoC Hardware event counters |
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Hi,
On Mon, Jan 02, 2017 at 01:47:52AM -0500, Anurup M wrote: > ToDo: > 1) The counter overflow handling is currently unsupported in this > patch series.
From a quick scan of the patches, I see mention of an interrupt in a comment the driver, but there's noething in the DT binding.
Is there an overflow interrupt at all?
Or do you need to implement polling to avoid overflow?
This is a prerequisite for merging the driver.
Thanks, Mark.
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