From: Parshuram Raju Thombare <pthombar@cadence.com>
To: Alexandre Belloni <alexandre.belloni@bootlin.com>
Cc: "slongerbeam@gmail.com" <slongerbeam@gmail.com>,
"vitor.soares@synopsys.com" <vitor.soares@synopsys.com>,
"linux-i3c@lists.infradead.org" <linux-i3c@lists.infradead.org>,
"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>,
Milind Parab <mparab@cadence.com>,
"praneeth@ti.com" <praneeth@ti.com>
Subject: RE: [PATCH v10 6/7] i3c: master: sysfs key for acquire bus
Date: Thu, 17 Jun 2021 09:13:02 +0000 [thread overview]
Message-ID: <CY4PR07MB27573869D366E84DBD1BF854C10E9@CY4PR07MB2757.namprd07.prod.outlook.com> (raw)
In-Reply-To: <YL/+RvUEqniqcwRt@piout.net>
>I'm wondering whether we should allow userspace to actually control
>that. Shouldn't we simply request mastership when a driver needs to talk
>to a device on the bus? Is it really useful to have that until there is
>an i3c-dev userspace interface?
Yes, for now it is useful for nothing more than triggering mastership request
from user space. It can be dropped and added later if needed for i3c-dev
user space interface.
WARNING: multiple messages have this Message-ID (diff)
From: Parshuram Raju Thombare <pthombar@cadence.com>
To: Alexandre Belloni <alexandre.belloni@bootlin.com>
Cc: "slongerbeam@gmail.com" <slongerbeam@gmail.com>,
"vitor.soares@synopsys.com" <vitor.soares@synopsys.com>,
"linux-i3c@lists.infradead.org" <linux-i3c@lists.infradead.org>,
"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>,
Milind Parab <mparab@cadence.com>,
"praneeth@ti.com" <praneeth@ti.com>
Subject: RE: [PATCH v10 6/7] i3c: master: sysfs key for acquire bus
Date: Thu, 17 Jun 2021 09:13:02 +0000 [thread overview]
Message-ID: <CY4PR07MB27573869D366E84DBD1BF854C10E9@CY4PR07MB2757.namprd07.prod.outlook.com> (raw)
In-Reply-To: <YL/+RvUEqniqcwRt@piout.net>
>I'm wondering whether we should allow userspace to actually control
>that. Shouldn't we simply request mastership when a driver needs to talk
>to a device on the bus? Is it really useful to have that until there is
>an i3c-dev userspace interface?
Yes, for now it is useful for nothing more than triggering mastership request
from user space. It can be dropped and added later if needed for i3c-dev
user space interface.
--
linux-i3c mailing list
linux-i3c@lists.infradead.org
http://lists.infradead.org/mailman/listinfo/linux-i3c
next prev parent reply other threads:[~2021-06-17 9:13 UTC|newest]
Thread overview: 38+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-11-30 6:16 [PATCH v10 0/7] I3C mastership handover support Parshuram Thombare
2020-11-30 6:16 ` Parshuram Thombare
2020-11-30 6:16 ` [PATCH v10 1/7] i3c: master: master initialization flow document Parshuram Thombare
2020-11-30 6:16 ` Parshuram Thombare
2020-11-30 6:17 ` [PATCH v10 2/7] i3c: master: use i3c_master_register only for main master Parshuram Thombare
2020-11-30 6:17 ` Parshuram Thombare
2020-12-04 4:24 ` Nicolas Pitre
2020-12-04 4:24 ` Nicolas Pitre
2020-12-08 5:47 ` Parshuram Raju Thombare
2020-12-08 5:47 ` Parshuram Raju Thombare
2021-06-08 23:21 ` Alexandre Belloni
2021-06-08 23:21 ` Alexandre Belloni
2021-06-17 8:42 ` Parshuram Raju Thombare
2021-06-17 8:42 ` Parshuram Raju Thombare
2020-11-30 6:18 ` [PATCH v10 3/7] i3c: master: add i3c_secondary_master_register Parshuram Thombare
2020-11-30 6:18 ` Parshuram Thombare
2020-12-04 4:42 ` Nicolas Pitre
2020-12-04 4:42 ` Nicolas Pitre
2020-12-08 6:00 ` Parshuram Raju Thombare
2020-12-08 6:00 ` Parshuram Raju Thombare
2020-11-30 6:18 ` [PATCH v10 4/7] i3c: master: add mastership handover support Parshuram Thombare
2020-11-30 6:18 ` Parshuram Thombare
2020-11-30 6:19 ` [PATCH v10 5/7] i3c: master: add defslvs processing Parshuram Thombare
2020-11-30 6:19 ` Parshuram Thombare
2020-11-30 6:20 ` [PATCH v10 6/7] i3c: master: sysfs key for acquire bus Parshuram Thombare
2020-11-30 6:20 ` Parshuram Thombare
2021-06-08 23:33 ` Alexandre Belloni
2021-06-08 23:33 ` Alexandre Belloni
2021-06-17 9:13 ` Parshuram Raju Thombare [this message]
2021-06-17 9:13 ` Parshuram Raju Thombare
2020-11-30 6:20 ` [PATCH v10 7/7] i3c: master: mastership handover, defslvs processing in cdns controller driver Parshuram Thombare
2020-11-30 6:20 ` Parshuram Thombare
2021-06-08 23:47 ` Alexandre Belloni
2021-06-08 23:47 ` Alexandre Belloni
2021-06-17 10:28 ` Parshuram Raju Thombare
2021-06-17 10:28 ` Parshuram Raju Thombare
2021-03-04 10:06 ` [PATCH v10 0/7] I3C mastership handover support Parshuram Raju Thombare
2021-03-04 10:06 ` Parshuram Raju Thombare
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