On Mon, Jun 22, 2015 at 03:25:09PM +0530, [email protected] wrote: > From: Sourab Gupta <[email protected]> > > This patch adds support for retrieving MMIO register values through Gen Perf > PMU > interface. Through this interface, now the userspace can request upto 8 MMIO > register values to be dumped, alongwith the timestamp values which were dumped > earlier across the batchbuffer boundaries. > Userspace can pass the addresses of upto 8 MMIO registers through perf attr > config. The commands to dump the values of these MMIO registers are then > inserted into the ring alongwith commands to dump the timestamps.
I don't see any whitelisting of allowed register targets... -Chris -- Chris Wilson, Intel Open Source Technology Centre _______________________________________________ Intel-gfx mailing list [email protected] http://lists.freedesktop.org/mailman/listinfo/intel-gfx
