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(parent: 0cd483d) | patch
AXI performance monitor driver (#2222)
authorJames Hughes <JamesH65@users.noreply.github.com>
Tue, 14 Nov 2017 15:13:15 +0000 (15:13 +0000)
committerDom Cobley <popcornmix@gmail.com>
Mon, 19 Feb 2024 11:32:47 +0000 (11:32 +0000)
commita86691afaa0b7278f8023e88622e86ebd3c69d39
tree522c9755d665daf3eef66a277278f6d25fe41155tree | snapshot
parent0cd483df710e7206c1c1c540ebe2d7451b80534dcommit | diff
AXI performance monitor driver (#2222)

Uses the debugfs I/F to provide access to the AXI
bus performance monitors.

Requires the new mailbox peripheral access for access
to the VPU performance registers, system bus access
is done using direct register reads.

Signed-off-by: James Hughes <james.hughes@raspberrypi.org>
raspberrypi_axi_monitor: suppress warning

Suppress the following warning by casting the pointer to and uintptr_t
before to u32:

Signed-off-by: Matteo Croce <mcroce@redhat.com>
drivers/perf/Kconfig diff | blob | history
drivers/perf/Makefile diff | blob | history
drivers/perf/raspberrypi_axi_monitor.c [new file with mode: 0644] blob
Domain: System / Kernel;