From: Sinan Kaya <okaya-sgV2jX0FEOL9JmXXK+q4OQ@public.gmane.org>
To: Vinod Koul <vinod.koul-ral2JQCrhuEAvxtiuMwx3w@public.gmane.org>
Cc: dmaengine-u79uwXL29TY76Z2rM5mHXA@public.gmane.org,
timur-sgV2jX0FEOL9JmXXK+q4OQ@public.gmane.org,
devicetree-u79uwXL29TY76Z2rM5mHXA@public.gmane.org,
cov-sgV2jX0FEOL9JmXXK+q4OQ@public.gmane.org,
jcm-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org,
agross-sgV2jX0FEOL9JmXXK+q4OQ@public.gmane.org,
arnd-r2nGTMty4D4@public.gmane.org,
linux-arm-msm-u79uwXL29TY76Z2rM5mHXA@public.gmane.org,
linux-arm-kernel-IAPFreCvJWM7uuMidbF8XUB+6BGkLq7r@public.gmane.org,
Dan Williams
<dan.j.williams-ral2JQCrhuEAvxtiuMwx3w@public.gmane.org>,
Wei Yongjun
<yongjun_wei-zrsr2BFq86L20UzCJQGyNP8+0UxHXcjY@public.gmane.org>,
Andy Shevchenko
<andy.shevchenko-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>,
linux-kernel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org
Subject: Re: [PATCH V4 04/10] dmaengine: qcom_hidma: configure DMA and MSI for OF
Date: Mon, 3 Oct 2016 09:39:25 -0400 [thread overview]
Message-ID: <a36242e2-99a4-b519-094e-b6d2bcdd27da@codeaurora.org> (raw)
In-Reply-To: <20161003033851.GP2467@localhost>
On 10/2/2016 11:38 PM, Vinod Koul wrote:
>> I followed the pattern in of_platform_device_create_pdata function. of_msi_configure does
>> > nothing if MSI is not enabled as irq_find_matching_host returns NULL. It didn't have any
>> > side effects on my testing either.
> yeah later on I did look up the of_msi_configure() and I suspected this. I
> think it would be worthwhile to document this assumption here.
Sure, let me do that.
--
Sinan Kaya
Qualcomm Datacenter Technologies, Inc. as an affiliate of Qualcomm Technologies, Inc.
Qualcomm Technologies, Inc. is a member of the Code Aurora Forum, a Linux Foundation Collaborative Project.
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WARNING: multiple messages have this Message-ID (diff)
From: okaya@codeaurora.org (Sinan Kaya)
To: linux-arm-kernel@lists.infradead.org
Subject: [PATCH V4 04/10] dmaengine: qcom_hidma: configure DMA and MSI for OF
Date: Mon, 3 Oct 2016 09:39:25 -0400 [thread overview]
Message-ID: <a36242e2-99a4-b519-094e-b6d2bcdd27da@codeaurora.org> (raw)
In-Reply-To: <20161003033851.GP2467@localhost>
On 10/2/2016 11:38 PM, Vinod Koul wrote:
>> I followed the pattern in of_platform_device_create_pdata function. of_msi_configure does
>> > nothing if MSI is not enabled as irq_find_matching_host returns NULL. It didn't have any
>> > side effects on my testing either.
> yeah later on I did look up the of_msi_configure() and I suspected this. I
> think it would be worthwhile to document this assumption here.
Sure, let me do that.
--
Sinan Kaya
Qualcomm Datacenter Technologies, Inc. as an affiliate of Qualcomm Technologies, Inc.
Qualcomm Technologies, Inc. is a member of the Code Aurora Forum, a Linux Foundation Collaborative Project.
WARNING: multiple messages have this Message-ID (diff)
From: Sinan Kaya <okaya@codeaurora.org>
To: Vinod Koul <vinod.koul@intel.com>
Cc: dmaengine@vger.kernel.org, timur@codeaurora.org,
devicetree@vger.kernel.org, cov@codeaurora.org, jcm@redhat.com,
agross@codeaurora.org, arnd@arndb.de,
linux-arm-msm@vger.kernel.org,
linux-arm-kernel@lists.infradead.org,
Dan Williams <dan.j.williams@intel.com>,
Wei Yongjun <yongjun_wei@trendmicro.com.cn>,
Andy Shevchenko <andy.shevchenko@gmail.com>,
linux-kernel@vger.kernel.org
Subject: Re: [PATCH V4 04/10] dmaengine: qcom_hidma: configure DMA and MSI for OF
Date: Mon, 3 Oct 2016 09:39:25 -0400 [thread overview]
Message-ID: <a36242e2-99a4-b519-094e-b6d2bcdd27da@codeaurora.org> (raw)
In-Reply-To: <20161003033851.GP2467@localhost>
On 10/2/2016 11:38 PM, Vinod Koul wrote:
>> I followed the pattern in of_platform_device_create_pdata function. of_msi_configure does
>> > nothing if MSI is not enabled as irq_find_matching_host returns NULL. It didn't have any
>> > side effects on my testing either.
> yeah later on I did look up the of_msi_configure() and I suspected this. I
> think it would be worthwhile to document this assumption here.
Sure, let me do that.
--
Sinan Kaya
Qualcomm Datacenter Technologies, Inc. as an affiliate of Qualcomm Technologies, Inc.
Qualcomm Technologies, Inc. is a member of the Code Aurora Forum, a Linux Foundation Collaborative Project.
next prev parent reply other threads:[~2016-10-03 13:39 UTC|newest]
Thread overview: 43+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-09-29 2:12 [PATCH V4 00/10] dmaengine: qcom_hidma: add MSI interrupt support Sinan Kaya
2016-09-29 2:12 ` Sinan Kaya
2016-09-29 2:12 ` [PATCH V4 02/10] Documentation: DT: qcom_hidma: correct spelling mistakes Sinan Kaya
2016-09-29 2:12 ` Sinan Kaya
[not found] ` <1475115167-5898-1-git-send-email-okaya-sgV2jX0FEOL9JmXXK+q4OQ@public.gmane.org>
2016-09-29 2:12 ` [PATCH V4 01/10] Documentation: DT: qcom_hidma: update binding for MSI Sinan Kaya
2016-09-29 2:12 ` Sinan Kaya
2016-09-29 2:12 ` Sinan Kaya
2016-09-29 2:12 ` [PATCH V4 03/10] of: irq: make of_msi_configure accessible from modules Sinan Kaya
2016-09-29 2:12 ` Sinan Kaya
2016-09-29 2:12 ` Sinan Kaya
2016-09-29 2:12 ` [PATCH V4 04/10] dmaengine: qcom_hidma: configure DMA and MSI for OF Sinan Kaya
2016-09-29 2:12 ` Sinan Kaya
2016-09-29 2:12 ` Sinan Kaya
2016-10-01 6:17 ` Vinod Koul
2016-10-01 6:17 ` Vinod Koul
2016-10-01 15:15 ` Sinan Kaya
2016-10-01 15:15 ` Sinan Kaya
2016-10-03 3:38 ` Vinod Koul
2016-10-03 3:38 ` Vinod Koul
2016-10-03 13:39 ` Sinan Kaya [this message]
2016-10-03 13:39 ` Sinan Kaya
2016-10-03 13:39 ` Sinan Kaya
2016-09-29 2:12 ` [PATCH V4 05/10] dmaengine: qcom_hidma: make pending_tre_count atomic Sinan Kaya
2016-09-29 2:12 ` Sinan Kaya
2016-09-29 2:12 ` Sinan Kaya
2016-10-01 6:19 ` Vinod Koul
2016-10-01 6:19 ` Vinod Koul
2016-10-01 15:19 ` Sinan Kaya
2016-10-01 15:19 ` Sinan Kaya
2016-10-03 3:39 ` Vinod Koul
2016-10-03 3:39 ` Vinod Koul
2016-09-29 2:12 ` [PATCH V4 08/10] dmaengine: qcom_hidma: add a common API to setup the interrupt Sinan Kaya
2016-09-29 2:12 ` Sinan Kaya
2016-09-29 2:12 ` Sinan Kaya
2016-09-29 2:12 ` [PATCH V4 09/10] dmaengine: qcom_hidma: protect common data structures Sinan Kaya
2016-09-29 2:12 ` Sinan Kaya
2016-09-29 2:12 ` Sinan Kaya
2016-09-29 2:12 ` [PATCH V4 06/10] dmaengine: qcom_hidma: make error and success path common Sinan Kaya
2016-09-29 2:12 ` Sinan Kaya
2016-09-29 2:12 ` [PATCH V4 07/10] dmaengine: qcom_hidma: bring out interrupt cause Sinan Kaya
2016-09-29 2:12 ` Sinan Kaya
2016-09-29 2:12 ` [PATCH V4 10/10] dmaengine: qcom_hidma: add MSI support for interrupts Sinan Kaya
2016-09-29 2:12 ` Sinan Kaya
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