From: vitor <Vitor.Soares@synopsys.com>
To: Przemyslaw Gaj <pgaj@cadence.com>,
vitor <Vitor.Soares@synopsys.com>,
Boris Brezillon <boris.brezillon@bootlin.com>
Cc: "linux-gpio@vger.kernel.org" <linux-gpio@vger.kernel.org>,
Sekhar Nori <nsekhar@ti.com>, Wolfram Sang <wsa@the-dreams.de>,
"linux-i2c@vger.kernel.org" <linux-i2c@vger.kernel.org>,
Jonathan Corbet <corbet@lwn.net>,
"linux-doc@vger.kernel.org" <linux-doc@vger.kernel.org>,
Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
Arnd Bergmann <arnd@arndb.de>,
Przemyslaw Sroka <psroka@cadence.com>,
Arkadiusz Golec <agolec@cadence.com>,
Alan Douglas <adouglas@cadence.com>,
Bartosz Folta <bfolta@cadence.com>, Damian Kos <dkos@cadence.com>,
Alicja Jurasik-Urbaniak <alicja@cadence.com>,
Cyprian Wronka <cwronka@cadence.com>,
Suresh Punnoose <sureshp@cadence.com>,
Rafal Ciepiela <rafalc@cadence.com>,
Thomas Petazzoni <thomas.petazzoni@bootlin.com>,
Nishanth Menon <nm@ti.com>, Rob Herring <robh+dt@kernel.org>,
Pawel Moll <pawel.moll@arm.com>,
Mark Rutland <mark.rutland@arm.com>,
Ian Campbell <ijc+devicetree@hellion.org.uk>,
"Kumar Gala" <galak@codeaurora.org>,
"devicetree@vger.kernel.org" <devicetree@vger.kernel.org>,
"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>,
Geert Uytterhoeven <geert@linux-m68k.org>,
Linus Walleij <linus.walleij@linaro.org>,
Xiang Lin <Xiang.Lin@synaptics.com>,
Peter Rosin <peda@axentia.se>
Subject: Re: [PATCH v6 01/10] i3c: Add core I3C infrastructure
Date: Mon, 3 Sep 2018 10:33:11 +0100 [thread overview]
Message-ID: <9584757a-e7e2-5bfe-fc2c-e9bc14ad65a8@synopsys.com> (raw)
In-Reply-To: <3D2681D9-1ACC-42FF-9FAB-D86B3C689003@cadence.com>
Hi Przemek,
On 30-08-2018 20:00, Przemyslaw Gaj wrote:
> So, per my understanding since the Main master support the hand-off of
> the bus you accept all incoming MR, right? Or do you check all devices BCR?
>
> I'm not sure what do you mean here. Mastership request(MR) is from secondary master
> to current master. Current master can NACK this request if for example it comes from
> wrong device. If it's ok, current master sends GETACCMST command and secondary master
> may ACK or NACK this command. It it's acked, secondary master becomes current master.
>
> Best regards,
> Vitor Soares
>
> Please let me know if something is unclear.
>
> Regards,
> Przemek
>
Sorry, it s not clear yet.
For instances there is a bus with several secondary master. If each of
them request the bus mastership (one at a time), will you accept all by
default? Because you can only accept only some of them.
Regards,
Vitor Soares
next prev parent reply other threads:[~2018-09-03 9:33 UTC|newest]
Thread overview: 71+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-07-19 15:29 [PATCH v6 00/10] Add the I3C subsystem Boris Brezillon
2018-07-19 15:29 ` [PATCH v6 01/10] i3c: Add core I3C infrastructure Boris Brezillon
2018-08-03 21:38 ` mshettel
2018-08-04 5:33 ` Boris Brezillon
2018-08-22 16:43 ` vitor
2018-08-24 12:39 ` Boris Brezillon
2018-08-24 17:52 ` vitor
2018-08-24 18:16 ` Boris Brezillon
2018-08-28 11:50 ` vitor
2018-08-28 12:02 ` Boris Brezillon
2018-08-28 12:55 ` Przemyslaw Gaj
2018-08-28 13:01 ` Boris Brezillon
2018-08-29 7:41 ` Przemyslaw Gaj
2018-08-28 13:03 ` Boris Brezillon
2018-08-30 13:57 ` vitor
2018-08-30 19:00 ` Przemyslaw Gaj
2018-09-03 9:33 ` vitor [this message]
2018-09-04 11:03 ` Przemyslaw Gaj
2018-09-06 12:43 ` Przemyslaw Gaj
2018-09-06 12:59 ` Arnd Bergmann
2018-09-06 13:14 ` Boris Brezillon
2018-09-06 13:20 ` Boris Brezillon
2018-09-06 13:45 ` Arnd Bergmann
2018-09-06 13:50 ` vitor
2018-09-06 14:14 ` Boris Brezillon
2018-09-06 15:17 ` vitor
2018-09-06 16:06 ` Boris Brezillon
2018-09-06 16:17 ` Przemyslaw Gaj
2018-09-10 16:16 ` vitor
2018-09-07 7:51 ` Przemyslaw Gaj
2018-09-06 13:47 ` Przemyslaw Gaj
2018-09-06 14:09 ` Boris Brezillon
2018-09-06 14:20 ` Przemyslaw Gaj
2018-07-19 15:29 ` [PATCH v6 02/10] docs: driver-api: Add I3C documentation Boris Brezillon
2018-07-19 15:29 ` [PATCH v6 03/10] i3c: Add sysfs ABI spec Boris Brezillon
2018-07-19 15:29 ` [PATCH v6 04/10] dt-bindings: i3c: Document core bindings Boris Brezillon
2018-07-19 15:29 ` [PATCH v6 05/10] dt-bindings: i3c: Add macros to help fill I3C/I2C device's reg property Boris Brezillon
2018-07-19 15:29 ` [PATCH v6 06/10] MAINTAINERS: Add myself as the I3C subsystem maintainer Boris Brezillon
2018-07-19 15:29 ` [PATCH v6 07/10] i3c: master: Add driver for Cadence IP Boris Brezillon
2018-07-19 15:29 ` [PATCH v6 08/10] dt-bindings: i3c: Document Cadence I3C master bindings Boris Brezillon
2018-07-19 15:29 ` [PATCH v6 09/10] gpio: Add a driver for Cadence I3C GPIO expander Boris Brezillon
2018-07-19 15:29 ` [PATCH v6 10/10] dt-bindings: gpio: Add bindings for Cadence I3C gpio expander Boris Brezillon
2018-07-20 8:52 ` [PATCH v6 00/10] Add the I3C subsystem Arnd Bergmann
2018-07-20 9:57 ` Peter Rosin
2018-07-20 10:05 ` Boris Brezillon
2018-07-20 10:39 ` Peter Rosin
2018-07-20 10:12 ` Wolfram Sang
2018-07-20 10:57 ` Arnd Bergmann
2018-07-20 11:05 ` Wolfram Sang
2018-07-20 11:13 ` Peter Rosin
2018-07-20 11:28 ` Arnd Bergmann
2018-07-20 13:16 ` Peter Rosin
2018-07-20 15:41 ` Wolfram Sang
2018-07-24 14:14 ` Arnd Bergmann
2018-07-24 15:57 ` Wolfram Sang
2018-07-24 16:04 ` Arnd Bergmann
2018-07-24 20:22 ` Wolfram Sang
2018-07-24 16:07 ` Boris Brezillon
2018-07-20 13:17 ` Boris Brezillon
2018-07-24 14:03 ` Arnd Bergmann
2018-07-24 14:28 ` Boris Brezillon
2018-07-24 15:05 ` Arnd Bergmann
2018-07-24 15:15 ` Geert Uytterhoeven
2018-07-24 15:40 ` Arnd Bergmann
2018-07-24 15:46 ` Geert Uytterhoeven
2018-07-24 15:58 ` Arnd Bergmann
2018-07-24 16:14 ` Boris Brezillon
2018-07-24 16:25 ` Arnd Bergmann
2018-07-24 16:54 ` Boris Brezillon
2018-07-24 20:21 ` Arnd Bergmann
2018-07-24 16:04 ` Wolfram Sang
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