linux-kernel - Re: [PATCH v2 0/4] add support for MBIGEN generating message based SPIs

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Message-ID: <08646b86-8228-4920-00cb-6c3f44c4484b@huawei.com>
Date:   Wed, 9 Jan 2019 18:18:10 +0800
From:   Hanjun Guo <guohanjun@...wei.com>
To:     Yang Yingliang <yangyingliang@...wei.com>,
        <linux-arm-kernel@...ts.infradead.org>,
        <linux-kernel@...r.kernel.org>
CC:     <marc.zyngier@....com>, <tglx@...utronix.de>,
        Linuxarm <linuxarm@...wei.com>
Subject: Re: [PATCH v2 0/4] add support for MBIGEN generating message based
 SPIs

Hi Marc,

Sorry for ping you...

On 2018/10/26 15:51, Yang Yingliang wrote:
> Now MBIGENs have pins that used to generate SPIs,
> with
> 5052875 ("irqchip/gic-v3: Add support for Message Based Interrupts as an MSI controller"),
> we can support MBIGEN to generate message based SPIs by writing
> GICD_SETSPIR. This patchset add support for MBIGEN generating
> message based SPIs and a bugfix for MBI driver.

What's you suggestion for this patch set? We would like your input
for next steps.

> 
> 
> Patch #1 is a bugfix for MBI driver.

At least this patch can be merged first as it's an obvious bug,
without this patch, the MBI dirver can't work I think because
the mutex lock is not initialized.

Thanks
Hanjun