[PATCH V5 0/6] csky: Add pmu hardware sampling support

From: Mao Han
Date: Tue Jun 04 2019 - 07:00:02 EST

This patch set add hardware sampling support for csky-pmu, and
also add some properties to pmu node definition. perf can record
on hardware event with this patch applied.

Cc: Guo Ren <guoren@xxxxxxxxxx>

Changes since v4:
- remove some function hook registration

Changes since v3:
- change reg-io-width to count-width
- use macro sign_extend64
- update commit log

Changes since v2:
- update dt-binding(csky pmu use rising edge interrupt)
- use cpuhp_setup_state to enable irq(fix irq enable on smp)

Changes since v1:
- do not update hpcr when event type is invalid(fix option

Guo Ren (1):
csky: Fixup some error count in 810 & 860.

Mao Han (5):
csky: Init pmu as a device
csky: Add count-width property for csky pmu
csky: Add pmu interrupt support
dt-bindings: csky: Add csky PMU bindings
csky: Fix perf record in kernel/user space

Documentation/devicetree/bindings/csky/pmu.txt | 38 +++
arch/csky/kernel/perf_event.c | 422 +++++++++++++++++++++++--
2 files changed, 425 insertions(+), 35 deletions(-)
create mode 100644 Documentation/devicetree/bindings/csky/pmu.txt