From: santosh.shilimkar@oracle.com
To: Lokesh Vutla <lokeshvutla@ti.com>, Nishanth Menon <nm@ti.com>,
Tero Kristo <t-kristo@ti.com>,
Santosh Shilimkar <ssantosh@kernel.org>,
Rob Herring <robh+dt@kernel.org>
Cc: Device Tree Mailing List <devicetree@vger.kernel.org>,
Sekhar Nori <nsekhar@ti.com>,
Linux ARM Mailing List <linux-arm-kernel@lists.infradead.org>
Subject: Re: [PATCH v5 0/3] soc: ti: k3: Allow for exclusive and shared device requests
Date: Wed, 21 Aug 2019 10:06:32 +0200 [thread overview]
Message-ID: <226a7b55-8a4d-aa25-9392-004d5ea097e4@oracle.com> (raw)
In-Reply-To: <05218f41-9601-9a6c-8ac1-3bf1482e1c3d@ti.com>
On 8/20/19 2:48 PM, Lokesh Vutla wrote:
>
>
> On 29/07/19 5:54 PM, Lokesh Vutla wrote:
>> Sysfw provides an option for requesting exclusive access for a
>> device using the flags MSG_FLAG_DEVICE_EXCLUSIVE. If this flag is
>> not used, the device is meant to be shared across hosts. Once a device
>> is requested from a host with this flag set, any request to this
>> device from a different host will be nacked by sysfw.
>>
>> Current tisci firmware and pm drivers always requests for device with
>> exclusive permissions set. But this is not be true for certain devices
>> that are expcted to be shared across different host contexts.
>> So add support for getting the shared or exclusive permissions from DT
>> and request firmware accordingly.
>
> Gentle Ping on this series.
>
I can queue this up.
next prev parent reply other threads:[~2019-08-21 8:06 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-07-29 12:24 [PATCH v5 0/3] soc: ti: k3: Allow for exclusive and shared device requests Lokesh Vutla
2019-07-29 12:24 ` [PATCH v5 1/3] firmware: ti_sci: Allow for device shared and exclusive requests Lokesh Vutla
2019-07-29 12:24 ` [PATCH v5 2/3] dt-bindings: ti_sci_pm_domains: Add support for exclusive and shared access Lokesh Vutla
2019-07-29 12:24 ` [PATCH v5 3/3] soc: ti: " Lokesh Vutla
2019-08-20 12:48 ` [PATCH v5 0/3] soc: ti: k3: Allow for exclusive and shared device requests Lokesh Vutla
2019-08-21 8:06 ` santosh.shilimkar [this message]
2019-08-26 10:11 ` Lokesh Vutla
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