From: Jonathan Cameron <Jonathan.Cameron@huawei.com> To: Mark Rutland <mark.rutland@arm.com>, Peter Zijlstra <peterz@infradead.org>, Ingo Molnar <mingo@redhat.com>, Arnaldo Carvalho de Melo <acme@kernel.org>, Will Deacon <will@kernel.org>, <linux-kernel@vger.kernel.org>, <linux-arm-kernel@lists.infradead.org>, <gregkh@linuxfoundation.org> Cc: <linuxarm@huawei.com>, Shaokun Zhang <zhangshaokun@hisilicon.com>, Yicong Yang <yangyicong@hisilicon.com>, Jiucheng Xu <jiucheng.xu@amlogic.com>, Khuong Dinh <khuong@os.amperecomputing.com>, Atish Patra <atishp@atishpatra.org>, Anup Patel <anup@brainfault.org>, Andy Gross <agross@kernel.org>, Bjorn Andersson <andersson@kernel.org>, Frank Li <Frank.li@nxp.com>, Shuai Xue <xueshuai@linux.alibaba.com>, Vineet Gupta <vgupta@kernel.org>, Shawn Guo <shawnguo@kernel.org>, Fenghua Yu <fenghua.yu@intel.com>, Dave Jiang <dave.jiang@intel.com>, Wu Hao <hao.wu@intel.com>, Tom Rix <trix@redhat.com>, <linux-fpga@vger.kernel.org>, Suzuki K Poulose <suzuki.poulose@arm.com>, Liang Kan <kan.liang@linux.intel.com> Subject: [PATCH v2 16/30] perf/arm_pmu: Assign parents for event_source devices Date: Fri, 12 Apr 2024 17:10:43 +0100 [thread overview] Message-ID: <20240412161057.14099-17-Jonathan.Cameron@huawei.com> (raw) In-Reply-To: <20240412161057.14099-1-Jonathan.Cameron@huawei.com> Currently the PMU device appears directly under /sys/devices/ Only root busses should appear there, so instead assign the pmu->dev parent to be the platform device. Link: https://lore.kernel.org/linux-cxl/ZCLI9A40PJsyqAmq@kroah.com/ Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com> --- drivers/perf/arm_pmu_platform.c | 1 + 1 file changed, 1 insertion(+) diff --git a/drivers/perf/arm_pmu_platform.c b/drivers/perf/arm_pmu_platform.c index 3596db36cbff..4b1a9a92ea11 100644 --- a/drivers/perf/arm_pmu_platform.c +++ b/drivers/perf/arm_pmu_platform.c @@ -196,6 +196,7 @@ int arm_pmu_device_probe(struct platform_device *pdev, if (!pmu) return -ENOMEM; + pmu->pmu.parent = &pdev->dev; pmu->plat_device = pdev; ret = pmu_parse_irqs(pmu); -- 2.39.2
WARNING: multiple messages have this Message-ID (diff)
From: Jonathan Cameron <Jonathan.Cameron@huawei.com> To: Mark Rutland <mark.rutland@arm.com>, Peter Zijlstra <peterz@infradead.org>, Ingo Molnar <mingo@redhat.com>, Arnaldo Carvalho de Melo <acme@kernel.org>, Will Deacon <will@kernel.org>, <linux-kernel@vger.kernel.org>, <linux-arm-kernel@lists.infradead.org>, <gregkh@linuxfoundation.org> Cc: <linuxarm@huawei.com>, Shaokun Zhang <zhangshaokun@hisilicon.com>, Yicong Yang <yangyicong@hisilicon.com>, Jiucheng Xu <jiucheng.xu@amlogic.com>, Khuong Dinh <khuong@os.amperecomputing.com>, Atish Patra <atishp@atishpatra.org>, Anup Patel <anup@brainfault.org>, Andy Gross <agross@kernel.org>, Bjorn Andersson <andersson@kernel.org>, Frank Li <Frank.li@nxp.com>, Shuai Xue <xueshuai@linux.alibaba.com>, Vineet Gupta <vgupta@kernel.org>, Shawn Guo <shawnguo@kernel.org>, Fenghua Yu <fenghua.yu@intel.com>, Dave Jiang <dave.jiang@intel.com>, Wu Hao <hao.wu@intel.com>, Tom Rix <trix@redhat.com>, <linux-fpga@vger.kernel.org>, Suzuki K Poulose <suzuki.poulose@arm.com>, Liang Kan <kan.liang@linux.intel.com> Subject: [PATCH v2 16/30] perf/arm_pmu: Assign parents for event_source devices Date: Fri, 12 Apr 2024 17:10:43 +0100 [thread overview] Message-ID: <20240412161057.14099-17-Jonathan.Cameron@huawei.com> (raw) In-Reply-To: <20240412161057.14099-1-Jonathan.Cameron@huawei.com> Currently the PMU device appears directly under /sys/devices/ Only root busses should appear there, so instead assign the pmu->dev parent to be the platform device. Link: https://lore.kernel.org/linux-cxl/ZCLI9A40PJsyqAmq@kroah.com/ Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com> --- drivers/perf/arm_pmu_platform.c | 1 + 1 file changed, 1 insertion(+) diff --git a/drivers/perf/arm_pmu_platform.c b/drivers/perf/arm_pmu_platform.c index 3596db36cbff..4b1a9a92ea11 100644 --- a/drivers/perf/arm_pmu_platform.c +++ b/drivers/perf/arm_pmu_platform.c @@ -196,6 +196,7 @@ int arm_pmu_device_probe(struct platform_device *pdev, if (!pmu) return -ENOMEM; + pmu->pmu.parent = &pdev->dev; pmu->plat_device = pdev; ret = pmu_parse_irqs(pmu); -- 2.39.2 _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel
next prev parent reply other threads:[~2024-04-12 16:19 UTC|newest] Thread overview: 76+ messages / expand[flat|nested] mbox.gz Atom feed top 2024-04-12 16:10 [PATCH v2 00/30] Add parents to struct pmu -> dev Jonathan Cameron 2024-04-12 16:10 ` Jonathan Cameron 2024-04-12 16:10 ` [PATCH v2 01/30] perf/hisi-pcie: Assign parent for event_source device Jonathan Cameron 2024-04-12 16:10 ` Jonathan Cameron 2024-04-12 16:10 ` [PATCH v2 02/30] Documentation: hisi-pmu: Drop reference to /sys/devices path Jonathan Cameron 2024-04-12 16:10 ` Jonathan Cameron 2024-04-12 16:10 ` [PATCH v2 03/30] perf/hisi-uncore: Assign parents for event_source devices Jonathan Cameron 2024-04-12 16:10 ` Jonathan Cameron 2024-04-12 16:10 ` [PATCH v2 04/30] Documentation: hns-pmu: Use /sys/bus/event_source/devices paths Jonathan Cameron 2024-04-12 16:10 ` Jonathan Cameron 2024-04-12 16:10 ` [PATCH v2 05/30] perf/hisi-hns3: Assign parents for event_source device Jonathan Cameron 2024-04-12 16:10 ` Jonathan Cameron 2024-04-12 16:10 ` [PATCH v2 06/30] perf/amlogic: Assign parents for event_source devices Jonathan Cameron 2024-04-12 16:10 ` Jonathan Cameron 2024-04-12 16:10 ` [PATCH v2 07/30] perf/arm_cspmu: " Jonathan Cameron 2024-04-12 16:10 ` Jonathan Cameron 2024-04-12 16:10 ` [PATCH v2 08/30] Documentation: xgene-pmu: Use /sys/bus/event_source/devices paths Jonathan Cameron 2024-04-12 16:10 ` Jonathan Cameron 2024-04-12 16:10 ` [PATCH v2 09/30] perf/xgene: Assign parents for event_source devices Jonathan Cameron 2024-04-12 16:10 ` Jonathan Cameron 2024-04-12 16:10 ` [PATCH v2 10/30] Documentation: thunderx2-pmu: Use /sys/bus/event_source/devices paths Jonathan Cameron 2024-04-12 16:10 ` Jonathan Cameron 2024-04-12 16:10 ` [PATCH v2 11/30] perf/thunderx2: Assign parents for event_source devices Jonathan Cameron 2024-04-12 16:10 ` Jonathan Cameron 2024-04-12 16:10 ` [PATCH v2 12/30] perf/riscv: " Jonathan Cameron 2024-04-12 16:10 ` Jonathan Cameron 2024-04-12 16:10 ` [PATCH v2 13/30] Documentation: qcom-pmu: Use /sys/bus/event_source/devices paths Jonathan Cameron 2024-04-12 16:10 ` Jonathan Cameron 2024-04-12 16:10 ` [PATCH v2 14/30] perf/qcom: Assign parents for event_source devices Jonathan Cameron 2024-04-12 16:10 ` Jonathan Cameron 2024-04-12 16:10 ` [PATCH v2 15/30] perf/imx_ddr: " Jonathan Cameron 2024-04-12 16:10 ` Jonathan Cameron 2024-04-12 16:10 ` Jonathan Cameron [this message] 2024-04-12 16:10 ` [PATCH v2 16/30] perf/arm_pmu: " Jonathan Cameron 2024-04-16 9:36 ` Suzuki K Poulose 2024-04-16 9:36 ` Suzuki K Poulose 2024-04-12 16:10 ` [PATCH v2 17/30] perf/alibaba_uncore: Assign parents for event_source device Jonathan Cameron 2024-04-12 16:10 ` Jonathan Cameron 2024-04-12 16:10 ` [PATCH v2 18/30] perf/arm-cci: " Jonathan Cameron 2024-04-12 16:10 ` Jonathan Cameron 2024-04-12 16:10 ` [PATCH v2 19/30] perf/arm-ccn: " Jonathan Cameron 2024-04-12 16:10 ` Jonathan Cameron 2024-04-12 16:10 ` [PATCH v2 20/30] perf/arm-dmc620: " Jonathan Cameron 2024-04-12 16:10 ` Jonathan Cameron 2024-04-12 16:10 ` [PATCH v2 21/30] perf/arm-dsu: " Jonathan Cameron 2024-04-12 16:10 ` Jonathan Cameron 2024-04-12 16:10 ` [PATCH v2 22/30] perf/arm-smmuv3: " Jonathan Cameron 2024-04-12 16:10 ` Jonathan Cameron 2024-04-12 16:10 ` [PATCH v2 23/30] perf/arm-spe: " Jonathan Cameron 2024-04-12 16:10 ` Jonathan Cameron 2024-04-12 16:10 ` [PATCH v2 24/30] arc: Assign parents for event_source devices Jonathan Cameron 2024-04-12 16:10 ` Jonathan Cameron 2024-04-12 16:10 ` [PATCH v2 25/30] ARM: imx: Assign parents for mmdc " Jonathan Cameron 2024-04-12 16:10 ` Jonathan Cameron 2024-04-22 5:42 ` Shawn Guo 2024-04-22 5:42 ` Shawn Guo 2024-04-12 16:10 ` [PATCH v2 26/30] dmaengine: idxd: Assign parent for event_source device Jonathan Cameron 2024-04-12 16:10 ` Jonathan Cameron 2024-04-12 16:27 ` Dave Jiang 2024-04-12 16:27 ` Dave Jiang 2024-04-15 19:05 ` Fenghua Yu 2024-04-15 19:05 ` Fenghua Yu 2024-04-12 16:10 ` [PATCH v2 27/30] fpga: dfl: " Jonathan Cameron 2024-04-12 16:10 ` Jonathan Cameron 2024-04-12 16:10 ` [PATCH v2 28/30] drivers/nvdimm: " Jonathan Cameron 2024-04-12 16:10 ` Jonathan Cameron 2024-04-12 16:10 ` [PATCH v2 29/30] Documentation: ABI + trace: hisi_ptt: update paths to bus/event_source Jonathan Cameron 2024-04-12 16:10 ` Jonathan Cameron 2024-04-12 16:10 ` [PATCH v2 30/30] hwtracing: hisi_ptt: Assign parent for event_source device Jonathan Cameron 2024-04-12 16:10 ` Jonathan Cameron 2024-04-16 9:38 ` Suzuki K Poulose 2024-04-16 9:38 ` Suzuki K Poulose 2024-04-19 15:33 ` [PATCH v2 00/30] Add parents to struct pmu -> dev Will Deacon 2024-04-19 15:33 ` Will Deacon 2024-05-02 11:09 ` [PATCH v2 00/30] (subset) " Suzuki K Poulose 2024-05-02 11:09 ` Suzuki K Poulose
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