From: Alyssa Rosenzweig <alyssa@rosenzweig.io>
To: Jassi Brar <jassisinghbrar@gmail.com>
Cc: Sven Peter <sven@svenpeter.dev>, Rob Herring <robh+dt@kernel.org>,
Mark Kettenis <mark.kettenis@xs4all.nl>,
Hector Martin <marcan@marcan.st>,
Mohamed Mediouni <mohamed.mediouni@caramail.com>,
Stan Skowronek <stan@corellium.com>,
Devicetree List <devicetree@vger.kernel.org>,
linux-arm-kernel <linux-arm-kernel@lists.infradead.org>,
Linux Kernel Mailing List <linux-kernel@vger.kernel.org>
Subject: Re: [PATCH v2 2/2] mailbox: apple: Add driver for Apple mailboxes
Date: Sat, 16 Oct 2021 19:16:53 +0000 [thread overview]
Message-ID: <YWslJRVQLraWE+Mu@rosenzweig.io> (raw)
In-Reply-To: <CABb+yY2XxpQa-QqsVnzVsYb+msSiOiELE1R5UFjE02Diwww2Ew@mail.gmail.com>
> > +struct apple_mbox_msg {
> > + u64 msg0;
> > + u32 msg1;
> > +};
> > +
> Aren't msg0/1 the Tx and Rx channels? If so you may want to separate
> them out as such. But of course, I don't know the h/w details so I may
> be wrong.
AIUI -- It's a 96-bit message (msg0 is general purpose, msg1 is used for
dispatch). This goes for both RX and TX.
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WARNING: multiple messages have this Message-ID (diff)
From: Alyssa Rosenzweig <alyssa@rosenzweig.io>
To: Jassi Brar <jassisinghbrar@gmail.com>
Cc: Sven Peter <sven@svenpeter.dev>, Rob Herring <robh+dt@kernel.org>,
Mark Kettenis <mark.kettenis@xs4all.nl>,
Hector Martin <marcan@marcan.st>,
Mohamed Mediouni <mohamed.mediouni@caramail.com>,
Stan Skowronek <stan@corellium.com>,
Devicetree List <devicetree@vger.kernel.org>,
linux-arm-kernel <linux-arm-kernel@lists.infradead.org>,
Linux Kernel Mailing List <linux-kernel@vger.kernel.org>
Subject: Re: [PATCH v2 2/2] mailbox: apple: Add driver for Apple mailboxes
Date: Sat, 16 Oct 2021 19:16:53 +0000 [thread overview]
Message-ID: <YWslJRVQLraWE+Mu@rosenzweig.io> (raw)
In-Reply-To: <CABb+yY2XxpQa-QqsVnzVsYb+msSiOiELE1R5UFjE02Diwww2Ew@mail.gmail.com>
> > +struct apple_mbox_msg {
> > + u64 msg0;
> > + u32 msg1;
> > +};
> > +
> Aren't msg0/1 the Tx and Rx channels? If so you may want to separate
> them out as such. But of course, I don't know the h/w details so I may
> be wrong.
AIUI -- It's a 96-bit message (msg0 is general purpose, msg1 is used for
dispatch). This goes for both RX and TX.
next prev parent reply other threads:[~2021-10-16 19:18 UTC|newest]
Thread overview: 24+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-09-16 15:49 [PATCH v2 0/2] Apple Mailbox Controller support Sven Peter
2021-09-16 15:49 ` Sven Peter
2021-09-16 15:49 ` [PATCH v2 1/2] dt-bindings: mailbox: Add Apple mailbox bindings Sven Peter
2021-09-16 15:49 ` Sven Peter
2021-09-21 22:08 ` Rob Herring
2021-09-21 22:08 ` Rob Herring
2021-09-16 15:49 ` [PATCH v2 2/2] mailbox: apple: Add driver for Apple mailboxes Sven Peter
2021-09-16 15:49 ` Sven Peter
2021-09-19 11:51 ` Alyssa Rosenzweig
2021-09-19 11:51 ` Alyssa Rosenzweig
2021-10-16 19:04 ` Jassi Brar
2021-10-16 19:04 ` Jassi Brar
2021-10-16 19:16 ` Alyssa Rosenzweig [this message]
2021-10-16 19:16 ` Alyssa Rosenzweig
2021-10-16 19:17 ` Sven Peter
2021-10-16 19:17 ` Sven Peter
2021-10-17 11:25 ` Mark Kettenis
2021-10-17 11:25 ` Mark Kettenis
2021-10-17 11:27 ` Sven Peter
2021-10-17 11:27 ` Sven Peter
2021-09-19 11:47 ` [PATCH v2 0/2] Apple Mailbox Controller support Alyssa Rosenzweig
2021-09-19 11:47 ` Alyssa Rosenzweig
2021-10-16 9:21 ` Sven Peter
2021-10-16 9:21 ` Sven Peter
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