Re: [PATCH v2 26/30] dmaengine: idxd: Assign parent for event_source device

[Fenghua Yu]

Hi, Jonathan,


On 4/12/24 09:10, Jonathan Cameron wrote:
> Currently the PMU device appears directly under /sys/devices/
> Only root busses should appear there, so instead assign the pmu->dev
          s/busses/buses/

> parent to be the iDXD PCI Device.
                  s/iDXD/IDXD/
> Link: https://lore.kernel.org/linux-cxl/ZCLI9A40PJsyqAmq@xxxxxxxxx/
> Cc: Fenghua Yu <fenghua.yu@xxxxxxxxx>
> Cc: Dave Jiang <dave.jiang@xxxxxxxxx>
> Signed-off-by: Jonathan Cameron <Jonathan.Cameron@xxxxxxxxxx>

Other than the typos,

Reviewed-by: Fenghua Yu <fenghua.yu@xxxxxxxxx>

> ---
>   drivers/dma/idxd/perfmon.c | 1 +
>   1 file changed, 1 insertion(+)
>
> diff --git a/drivers/dma/idxd/perfmon.c b/drivers/dma/idxd/perfmon.c
> index fdda6d604262..fbb586eed0b3 100644
> --- a/drivers/dma/idxd/perfmon.c
> +++ b/drivers/dma/idxd/perfmon.c
> @@ -477,6 +477,7 @@ static void idxd_pmu_init(struct idxd_pmu *idxd_pmu)
>   	}
>   
>   	idxd_pmu->pmu.name		= idxd_pmu->name;
> +	idxd_pmu->pmu.parent		= &idxd_pmu->idxd->pdev->dev;
>   	idxd_pmu->pmu.attr_groups	= perfmon_attr_groups;
>   	idxd_pmu->pmu.task_ctx_nr	= perf_invalid_context;
>   	idxd_pmu->pmu.event_init	= perfmon_pmu_event_init;

Thanks.

-Fenghua