[PATCH v6] perf: arm_dsu: Support DSU ACPI devices

[Suzuki K Poulose]

On 09/14/2020 07:04 PM, Tuan Phan wrote:
> Add support for probing device from ACPI node.
> Each DSU ACPI node and its associated cpus are inside a cluster node.
> 
> Signed-off-by: Tuan Phan <tuanphan at os.amperecomputing.com>
  ---
> Changes in v6:
> - Fixed warning with no CONFIG_ACPI.
> 
> Changes in v5:
> - Used CONFIG_ACPI to fix compiling issue.
> 
> Changes in v4:
> - Addressed Will's comments.
> 
> Changes in v3:
> - Based on the latest ARM ACPI binding at: https://developer.arm.com/documentation/den0093/c/
> 
> Changes in v2:
> - Removed IRQF_SHARED.
> - Fixed ACPI runtime detection.
> 
>   drivers/perf/arm_dsu_pmu.c | 63 +++++++++++++++++++++++++++++++++++++++++-----
>   1 file changed, 57 insertions(+), 6 deletions(-)
> 
> diff --git a/drivers/perf/arm_dsu_pmu.c b/drivers/perf/arm_dsu_pmu.c
> index 96ed93c..98e68ed 100644
> --- a/drivers/perf/arm_dsu_pmu.c
> +++ b/drivers/perf/arm_dsu_pmu.c


Reviewed-by: Suzuki K Poulose <suzuki.poulose at arm.com>