Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) client-ip=2620:137:e000::1:20;
Message-ID: <ff1dae7c-566b-63c6-bdb8-d62afa7c22b6@linux.alibaba.com>
Date:   Wed, 17 Aug 2022 16:19:02 +0800
MIME-Version: 1.0
User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10.15; rv:91.0)
 Gecko/20100101 Thunderbird/91.12.0
Subject: Re: [PATCH v3 0/3] drivers/perf: add DDR Sub-System Driveway PMU
 driver for Yitian 710 SoC
Content-Language: en-US
To:     Baolin Wang <baolin.wang@linux.alibaba.com>,
        Jonathan.Cameron@Huawei.com, rdunlap@infradead.org,
        linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org,
        will@kernel.org, mark.rutland@arm.com
Cc:     yaohongbo@linux.alibaba.com, nengchen@linux.alibaba.com,
        zhuo.song@linux.alibaba.com
References: <20220617111825.92911-1-xueshuai@linux.alibaba.com>
 <20220720065815.60772-1-xueshuai@linux.alibaba.com>
 <e0be2d37-3649-22c8-e597-8d9ca3b7e6fb@linux.alibaba.com>
From:   Shuai Xue <xueshuai@linux.alibaba.com>
In-Reply-To: <e0be2d37-3649-22c8-e597-8d9ca3b7e6fb@linux.alibaba.com>
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit
Precedence: bulk


在 2022/8/17 PM4:15, Baolin Wang 写道:
> 
> 
> On 7/20/2022 2:58 PM, Shuai Xue wrote:
>> This patchset adds support for Yitian 710 DDR Sub-System Driveway PMU driver,
>> which custom-built by Alibaba Group's chip development business, T-Head.
>>
>> Changes since v2:
>> - relaxe build constraints and add COMPILE_TEST
>> - explicitly include dependent headers
>> - add Reviewed-by, thanks Jonathan Cameron and Randy Dunlap for their valuable review and comments
>> - Link: https://lore.kernel.org/linux-arm-kernel/20220715151310.90091-4-xueshuai@linux.alibaba.com/T/#m1116abc4b0bda1943ab436a45d95359f9bbe0858
>>
>> Changes since v1:
>> - add high level workflow about DDRC so that user cloud better understand the
>>    PMU hardware mechanism
>> - rewrite patch description and add interrupt sharing constraints
>> - delete event perf prefix
>> - add a condition to fix bug in ali_drw_pmu_isr
>> - perfer CPU in the same Node when migrating irq
>> - use FIELD_PREP and FIELD_GET to make code more readable
>> - add T-Head HID and leave ARMHD700 as CID for compatibility
>> - Link: https://lore.kernel.org/linux-arm-kernel/eb50310d-d4a0-c7ff-7f1c-b4ffd919b10c@linux.alibaba.com/T/
>>
> 
> As I've reviewed the patch set internally before, please feel free to add:
> Reviewed-by: Baolin Wang <baolin.wang@linux.alibaba.com>

Thank you. :) I will add your Reviewed-by in next version.

Best Regards,
Shuai

> 
>> Shuai Xue (3):
>>    docs: perf: Add description for Alibaba's T-Head PMU driver
>>    drivers/perf: add DDR Sub-System Driveway PMU driver for Yitian 710
>>      SoC
>>    MAINTAINERS: add maintainers for Alibaba' T-Head PMU driver
>>
>>   .../admin-guide/perf/alibaba_pmu.rst          | 100 +++
>>   Documentation/admin-guide/perf/index.rst      |   1 +
>>   MAINTAINERS                                   |   7 +
>>   drivers/perf/Kconfig                          |   7 +
>>   drivers/perf/Makefile                         |   1 +
>>   drivers/perf/alibaba_uncore_drw_pmu.c         | 810 ++++++++++++++++++
>>   6 files changed, 926 insertions(+)
>>   create mode 100644 Documentation/admin-guide/perf/alibaba_pmu.rst
>>   create mode 100644 drivers/perf/alibaba_uncore_drw_pmu.c
>>