linux-kernel - Re: [PATCH v2 3/9] drivers/perf: hisi: Simplify the probe process of each L3C PMU version

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Message-ID: <20250826140612.00005287@huawei.com>
Date: Tue, 26 Aug 2025 14:06:12 +0100
From: Jonathan Cameron <Jonathan.Cameron@...wei.com>
To: Yushan Wang <wangyushan12@...wei.com>
CC: <will@...nel.org>, <mark.rutland@....com>,
	<linux-arm-kernel@...ts.infradead.org>, <linux-kernel@...r.kernel.org>,
	<robin.murphy@....com>, <yangyicong@...wei.com>, <liuyonglong@...wei.com>,
	<wanghuiqiang@...wei.com>, <prime.zeng@...ilicon.com>,
	<hejunhao3@...artners.com>
Subject: Re: [PATCH v2 3/9] drivers/perf: hisi: Simplify the probe process
 of each L3C PMU version

On Thu, 21 Aug 2025 21:50:43 +0800
Yushan Wang <wangyushan12@...wei.com> wrote:

> From: Yicong Yang <yangyicong@...ilicon.com>
> 
> Version 1 and 2 of L3C PMU also use different HID. Make use of
> struct acpi_device_id::driver_data for version specific information
> rather than judge the version register. This will help to
> simplify the probe process and also a bit easier for extension.
> 
> Signed-off-by: Yicong Yang <yangyicong@...ilicon.com>
> Signed-off-by: Yushan Wang <wangyushan12@...wei.com>
Acked-by: Jonathan Cameron <jonathan.cameron@...wei.com>