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(parent: 35813fd) | patch
AXI performance monitor driver (#2222)
authorJames Hughes <JamesH65@users.noreply.github.com>
Tue, 14 Nov 2017 15:13:15 +0000 (15:13 +0000)
committerpopcornmix <popcornmix@gmail.com>
Wed, 1 Jul 2020 15:32:42 +0000 (16:32 +0100)
commitb2a3eff28ff2d28eae177c8f4fb443b002b01e4a
treee86c8485574fba666dadd7628979a9b76328d655tree | snapshot
parent35813fd20035335e21b1725b4778ca0f979d5c69commit | 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;