From: Suzuki K Poulose <suzuki.poulose@arm.com>
To: Besar Wicaksono <bwicaksono@nvidia.com>,
"will@kernel.org" <will@kernel.org>,
"robin.murphy@arm.com" <robin.murphy@arm.com>,
"ilkka@os.amperecomputing.com" <ilkka@os.amperecomputing.com>
Cc: "linux-arm-kernel@lists.infradead.org"
<linux-arm-kernel@lists.infradead.org>,
"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>,
"linux-tegra@vger.kernel.org" <linux-tegra@vger.kernel.org>,
"mark.rutland@arm.com" <mark.rutland@arm.com>,
Thierry Reding <treding@nvidia.com>,
Jon Hunter <jonathanh@nvidia.com>,
Vikram Sethi <vsethi@nvidia.com>, Rich Wiley <rwiley@nvidia.com>,
Shanker Donthineni <sdonthineni@nvidia.com>
Subject: Re: [PATCH v2 1/5] perf/arm_cspmu: Add arm_cspmu_acpi_dev_get
Date: Fri, 26 Sep 2025 11:01:22 +0100 [thread overview]
Message-ID: <f8ce489b-e4dc-47d5-b66b-b0dbc8bc92b3@arm.com> (raw)
In-Reply-To: <SJ0PR12MB56769D95623AA45135F113A8A01FA@SJ0PR12MB5676.namprd12.prod.outlook.com>
On 25/09/2025 18:13, Besar Wicaksono wrote:
>
>
>> -----Original Message-----
>> From: Suzuki K Poulose <suzuki.poulose@arm.com>
>> Sent: Thursday, September 25, 2025 3:31 AM
>> To: Besar Wicaksono <bwicaksono@nvidia.com>; will@kernel.org;
>> robin.murphy@arm.com; ilkka@os.amperecomputing.com
>> Cc: linux-arm-kernel@lists.infradead.org; linux-kernel@vger.kernel.org; linux-
>> tegra@vger.kernel.org; mark.rutland@arm.com; Thierry Reding
>> <treding@nvidia.com>; Jon Hunter <jonathanh@nvidia.com>; Vikram Sethi
>> <vsethi@nvidia.com>; Rich Wiley <rwiley@nvidia.com>; Shanker Donthineni
>> <sdonthineni@nvidia.com>
>> Subject: Re: [PATCH v2 1/5] perf/arm_cspmu: Add arm_cspmu_acpi_dev_get
>>
>> External email: Use caution opening links or attachments
>>
>>
>> On 23/09/2025 01:18, Besar Wicaksono wrote:
>>> Add interface to get ACPI device associated with the
>>> PMU. This ACPI device may contain additional properties
>>> not covered by the standard properties.
>>>
>>
>> Ok, but who needs this ? I couldn't see any users in the series.
>> Did I miss something ?
>
> NVIDIA will need it to support upcoming PMU devices.
> I am still preparing the follow up patch series containing the use case
> on these new devices.
Thanks for the explanation. It would be good to post something with a
user. You could post this patch, with the future series then.
Suzuki
next prev parent reply other threads:[~2025-09-26 10:01 UTC|newest]
Thread overview: 15+ messages / expand[flat|nested] mbox.gz Atom feed top
2025-09-23 0:18 [PATCH v2 0/5] perf/arm_cspmu: Preparatory patches for NVIDIA T410 PMU Besar Wicaksono
2025-09-23 0:18 ` [PATCH v2 1/5] perf/arm_cspmu: Add arm_cspmu_acpi_dev_get Besar Wicaksono
2025-09-24 20:05 ` Ilkka Koskinen
2025-09-25 8:30 ` Suzuki K Poulose
2025-09-25 17:13 ` Besar Wicaksono
2025-09-26 10:01 ` Suzuki K Poulose [this message]
2025-09-23 0:18 ` [PATCH v2 2/5] perf/arm_cspmu: Add callback to reset filter config Besar Wicaksono
2025-09-24 20:06 ` Ilkka Koskinen
2025-09-25 9:23 ` Suzuki K Poulose
2025-09-23 0:18 ` [PATCH v2 3/5] perf/arm_cspmu: Add pmpidr support Besar Wicaksono
2025-09-23 0:18 ` [PATCH v2 4/5] perf/arm_cspmu: nvidia: Add revision id matching Besar Wicaksono
2025-09-23 0:18 ` [PATCH v2 5/5] perf/arm_cspmu: nvidia: Add pmevfiltr2 support Besar Wicaksono
2025-09-24 20:10 ` Ilkka Koskinen
2025-09-26 10:32 ` Robin Murphy
2025-09-26 16:35 ` Besar Wicaksono
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