linux-kernel - Re: [PATCH v8 00/15] ACPI platform MSI support and its example mbigen

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Date:   Fri, 3 Feb 2017 10:57:44 -0500
From:   Sinan Kaya <okaya@...eaurora.org>
To:     Marc Zyngier <marc.zyngier@....com>,
        Hanjun Guo <guohanjun@...wei.com>,
        "Rafael J. Wysocki" <rafael@...nel.org>,
        Lorenzo Pieralisi <lorenzo.pieralisi@....com>
Cc:     linux-acpi@...r.kernel.org, linux-arm-kernel@...ts.infradead.org,
        linux-kernel@...r.kernel.org, Thomas Gleixner <tglx@...utronix.de>,
        Greg KH <gregkh@...uxfoundation.org>,
        Tomasz Nowicki <tn@...ihalf.com>, Ma Jun <majun258@...wei.com>,
        Kefeng Wang <wangkefeng.wang@...wei.com>,
        Agustin Vega-Frias <agustinv@...eaurora.org>,
        huxinwei@...wei.com, yimin@...wei.com, linuxarm@...wei.com,
        Matthias Brugger <mbrugger@...e.com>,
        Wei Xu <xuwei5@...ilicon.com>,
        Ming Lei <tom.leiming@...il.com>,
        Hanjun Guo <hanjun.guo@...aro.org>
Subject: Re: [PATCH v8 00/15] ACPI platform MSI support and its example mbigen

On 2/3/2017 10:49 AM, Marc Zyngier wrote:
>> Patches 13-15 are specific for MBIGEN. 00-12 are for the base functionality.
> Is that to support SMMUv3's own MSI generation? It would be helpful if
> you explained why you want this code to be merged beforehand,
> potentially without any in-tree user.

Sure, I'm more interested in supporting MSI on my HIDMA code rather than
MSI on SMMUv3.

HIDMA MSI patches were merged November 2016.

https://github.com/torvalds/linux/commits/master/drivers/dma/qcom/hidma.c

Commits on Nov 3, 2016
 @vinodkoul
dmaengine: qcom_hidma: add MSI support for interrupts  …
Sinan Kaya committed with vinodkoul on Oct 21, 2016

I tested the first 12 patches of this series against HIDMA and provided
my tested-by.


-- 
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.