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From: Neil Leeder <neil.m.leeder@gmail.com>
To: Yisheng Xie <xieyisheng1@huawei.com>,
	Will Deacon <will.deacon@arm.com>,
	Mark Rutland <mark.rutland@arm.com>
Cc: linux-kernel@vger.kernel.org,
	linux-arm-kernel@lists.infradead.org,
	Mark Langsdorf <mlangsdo@redhat.com>,
	Mark Salter <msalter@redhat.com>, Jon Masters <jcm@redhat.com>,
	Timur Tabi <timur@codeaurora.org>,
	Mark Brown <broonie@kernel.org>,
	Agustin Vega-Frias <agustinv@codeaurora.org>,
	Neil Leeder <neil.m.leeder@gmail.com>
Subject: Re: [PATCH 2/2] perf: add arm64 smmuv3 pmu driver
Date: Sun, 1 Apr 2018 01:44:41 -0400	[thread overview]
Message-ID: <14f90cc6-f2c1-5a63-67c6-a5c8ddb4799e@gmail.com> (raw)
In-Reply-To: <e55ab4404143ea0b3cc4795a93e37480@codeaurora.org>

Hi Yisheng Xie,

On 3/29/2018 03:03 AM, Yisheng Xie wrote:
> 
> Hi Neil,
> 
> On 2017/8/5 3:59, Neil Leeder wrote:
>> +    mem_resource_0 = platform_get_resource(pdev, IORESOURCE_MEM, 0);
>> +    mem_map_0 = devm_ioremap_resource(&pdev->dev, mem_resource_0);
>> +
> Can we use devm_ioremap instead? for the reg_base of smmu_pmu is
> IMPLEMENTATION DEFINED. If the reg of smmu_pmu is inside smmu,
> devm_ioremap_resource will failed and return -EBUSY, eg.:
> 
>   smmu reg ranges:        0x180000000 ~ 0x1801fffff
>   its smmu_pmu reg ranges:    0x180001000 ~ 0x180001fff
> 
Just to let you know that I no longer work at Qualcomm and I won't be 
able to provide updates to this patchset. I expect that others from my 
former team at Qualcomm will pick up ownership.

Neil

WARNING: multiple messages have this Message-ID (diff)
From: neil.m.leeder@gmail.com (Neil Leeder)
To: linux-arm-kernel@lists.infradead.org
Subject: [PATCH 2/2] perf: add arm64 smmuv3 pmu driver
Date: Sun, 1 Apr 2018 01:44:41 -0400	[thread overview]
Message-ID: <14f90cc6-f2c1-5a63-67c6-a5c8ddb4799e@gmail.com> (raw)
In-Reply-To: <e55ab4404143ea0b3cc4795a93e37480@codeaurora.org>

Hi Yisheng Xie,

On 3/29/2018 03:03 AM, Yisheng Xie wrote:
> 
> Hi Neil,
> 
> On 2017/8/5 3:59, Neil Leeder wrote:
>> +??? mem_resource_0 = platform_get_resource(pdev, IORESOURCE_MEM, 0);
>> +??? mem_map_0 = devm_ioremap_resource(&pdev->dev, mem_resource_0);
>> +
> Can we use devm_ioremap instead? for the reg_base of smmu_pmu is
> IMPLEMENTATION DEFINED. If the reg of smmu_pmu is inside smmu,
> devm_ioremap_resource will failed and return -EBUSY, eg.:
> 
>  ?smmu reg ranges:??????? 0x180000000 ~ 0x1801fffff
>  ?its smmu_pmu reg ranges:??? 0x180001000 ~ 0x180001fff
> 
Just to let you know that I no longer work at Qualcomm and I won't be 
able to provide updates to this patchset. I expect that others from my 
former team at Qualcomm will pick up ownership.

Neil

  parent reply	other threads:[~2018-04-01  5:44 UTC|newest]

Thread overview: 80+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2017-08-04 19:59 [PATCH 0/2] arm64 SMMUv3 PMU driver with IORT support Neil Leeder
2017-08-04 19:59 ` Neil Leeder
2017-08-04 19:59 ` [PATCH 1/2] acpi: arm64: add iort support for PMCG Neil Leeder
2017-08-04 19:59   ` Neil Leeder
2017-08-07 11:17   ` Robin Murphy
2017-08-07 11:17     ` Robin Murphy
2017-08-07 20:52     ` Leeder, Neil
2017-08-07 20:52       ` Leeder, Neil
2017-08-07 16:44   ` Lorenzo Pieralisi
2017-08-07 16:44     ` Lorenzo Pieralisi
2017-08-07 21:00     ` Leeder, Neil
2017-08-07 21:00       ` Leeder, Neil
2018-01-30 10:39   ` Shameerali Kolothum Thodi
2018-01-30 10:39     ` Shameerali Kolothum Thodi
2018-01-30 18:00     ` Lorenzo Pieralisi
2018-01-30 18:00       ` Lorenzo Pieralisi
2018-01-31 12:10       ` Shameerali Kolothum Thodi
2018-01-31 12:10         ` Shameerali Kolothum Thodi
2018-01-31 12:34         ` Lorenzo Pieralisi
2018-01-31 12:34           ` Lorenzo Pieralisi
2017-08-04 19:59 ` [PATCH 2/2] perf: add arm64 smmuv3 pmu driver Neil Leeder
2017-08-04 19:59   ` Neil Leeder
2017-08-07 14:31   ` Robin Murphy
2017-08-07 14:31     ` Robin Murphy
2017-08-07 21:18     ` Leeder, Neil
2017-08-07 21:18       ` Leeder, Neil
2017-12-05  5:01     ` Linu Cherian
2017-12-05  5:01       ` Linu Cherian
2018-03-29  7:03   ` Yisheng Xie
2018-03-29  7:03     ` Yisheng Xie
     [not found]     ` <e55ab4404143ea0b3cc4795a93e37480@codeaurora.org>
2018-04-01  5:44       ` Neil Leeder [this message]
2018-04-01  5:44         ` Neil Leeder
2018-04-02  6:37         ` Yisheng Xie
2018-04-02  6:37           ` Yisheng Xie
2018-04-02 14:24           ` Hanjun Guo
2018-04-02 14:24             ` Hanjun Guo
2018-04-02 17:59             ` Neil Leeder
2018-04-02 17:59               ` Neil Leeder
2018-04-03  1:15               ` Hanjun Guo
2018-04-03  1:15                 ` Hanjun Guo
2018-04-04 11:35                 ` Lorenzo Pieralisi
2018-04-04 11:35                   ` Lorenzo Pieralisi
2018-05-02 14:20           ` Agustin Vega-Frias
2018-05-02 14:20             ` Agustin Vega-Frias
2018-05-03  9:22             ` Shameerali Kolothum Thodi
2018-05-03  9:22               ` Shameerali Kolothum Thodi
2018-04-18 11:05     ` Shameerali Kolothum Thodi
2018-04-18 11:05       ` Shameerali Kolothum Thodi
2018-04-19  1:17       ` Yisheng Xie
2018-04-19  1:17         ` Yisheng Xie
2017-08-09  7:56 ` [PATCH 0/2] arm64 SMMUv3 PMU driver with IORT support Hanjun Guo
2017-08-09  7:56   ` Hanjun Guo
2017-08-09 15:48   ` Leeder, Neil
2017-08-09 15:48     ` Leeder, Neil
2017-08-10  1:26     ` Hanjun Guo
2017-08-10  1:26       ` Hanjun Guo
2017-08-11  3:28       ` Leeder, Neil
2017-08-11  3:28         ` Leeder, Neil
2017-10-12 10:58         ` Hanjun Guo
2017-10-12 10:58           ` Hanjun Guo
2017-10-12 11:05           ` Lorenzo Pieralisi
2017-10-12 11:05             ` Lorenzo Pieralisi
2017-10-12 11:11             ` Hanjun Guo
2017-10-12 11:11               ` Hanjun Guo
2017-10-31 23:33 ` Yury Norov
2017-10-31 23:33   ` Yury Norov
2017-11-02 20:38   ` Leeder, Neil
2017-11-02 20:38     ` Leeder, Neil
2017-12-10  2:35 ` Linu Cherian
2017-12-10  2:35   ` Linu Cherian
2017-12-18 14:48   ` Robin Murphy
2017-12-18 14:48     ` Robin Murphy
2017-12-18 15:39     ` Marc Zyngier
2017-12-18 15:39       ` Marc Zyngier
2017-12-19  6:55       ` Linu Cherian
2017-12-19  6:55         ` Linu Cherian
2017-12-19 12:11         ` Marc Zyngier
2017-12-19 12:11           ` Marc Zyngier
2017-12-19  6:36     ` Linu Cherian
2017-12-19  6:36       ` Linu Cherian

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