From: "Jonas Mark (ST-FIR/ENG1)" <Mark.Jonas@de.bosch.com>
To: Andri Yngvason <andri.yngvason@marel.com>,
"ZHU Yi (ST-FIR/ENG1-Zhu)" <Yi.Zhu5@cn.bosch.com>,
"linux-can@vger.kernel.org" <linux-can@vger.kernel.org>,
"mkl@pengutronix.de" <mkl@pengutronix.de>,
"wg@grandegger.com" <wg@grandegger.com>
Cc: "hs@denx.de" <hs@denx.de>,
"RUAN Tingquan (ST-FIR/ENG1-Zhu)" <Tingquan.Ruan@cn.bosch.com>
Subject: AW: flexcan missing error state transitions
Date: Mon, 21 Aug 2017 17:13:34 +0000 [thread overview]
Message-ID: <8e8b90f72f374fb1ab82bc29b8cfc108@SI-MBX1030.de.bosch.com> (raw)
In-Reply-To: <150333230375.13890.2773067532209799515@maxwell>
Hello Andri,
> I am not sure that I like the userspace polling idea. I think it would be better to have
> the polling implemented within the driver because it keeps the interface "simple"
> and there will be fewer differences between different platforms. I.e.
> the same userpspace code should work for flexcan, sja1000, mscan, etc..
Which polling interval do you think would be appropriate? It somehow has to be a reasonable trade-off between latency and CPU usage.
Would it make sense to make the polling interval configurable via device tree?
Regards,
Mark
next prev parent reply other threads:[~2017-08-21 17:13 UTC|newest]
Thread overview: 28+ messages / expand[flat|nested] mbox.gz Atom feed top
2017-08-18 7:47 flexcan missing error state transitions ZHU Yi (ST-FIR/ENG1-Zhu)
2017-08-21 16:18 ` Andri Yngvason
2017-08-21 17:13 ` Jonas Mark (ST-FIR/ENG1) [this message]
2017-08-21 18:21 ` AW: " Andri Yngvason
2017-08-22 13:50 ` AW: " Jonas Mark (ST-FIR/ENG1)
2017-08-22 14:06 ` Marc Kleine-Budde
2017-08-22 19:03 ` AW: " Jonas Mark (ST-FIR/ENG1)
2017-08-24 9:40 ` ZHU Yi (ST-FIR/ENG1-Zhu)
2017-08-25 17:16 ` Andri Yngvason
2017-08-27 10:57 ` Wolfgang Grandegger
2017-08-28 4:21 ` ZHU Yi (ST-FIR/ENG1-Zhu)
2017-08-28 8:33 ` Wolfgang Grandegger
2017-08-29 8:49 ` ZHU Yi (ST-FIR/ENG1-Zhu)
2017-08-29 9:38 ` Wolfgang Grandegger
2017-08-30 1:39 ` ZHU Yi (ST-FIR/ENG1-Zhu)
2017-08-29 11:17 ` Wolfgang Grandegger
2017-08-30 4:22 ` ZHU Yi (ST-FIR/ENG1-Zhu)
2017-08-30 6:25 ` Wolfgang Grandegger
2017-08-30 6:50 ` ZHU Yi (ST-FIR/ENG1-Zhu)
2017-08-30 7:15 ` Wolfgang Grandegger
2017-08-30 9:05 ` ZHU Yi (ST-FIR/ENG1-Zhu)
2017-08-30 10:59 ` Wolfgang Grandegger
2017-08-31 8:33 ` ZHU Yi (ST-FIR/ENG1-Zhu)
2017-08-31 9:53 ` Wolfgang Grandegger
2017-09-01 8:24 ` ZHU Yi (ST-FIR/ENG1-Zhu)
2017-08-29 13:41 ` Andri Yngvason
2017-08-22 14:14 ` AW: AW: " Andri Yngvason
2017-08-27 12:55 ` Wolfgang Grandegger
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