From: Marc Kleine-Budde <mkl@pengutronix.de>
To: Bhupesh SHARMA <bhupesh.sharma@st.com>
Cc: Wolfgang Grandegger <wg@grandegger.com>,
Alexander Stein <alexander.stein@systec-electronic.com>,
"linux-can@vger.kernel.org" <linux-can@vger.kernel.org>,
"tomoya.rohm@gmail.com" <tomoya.rohm@gmail.com>
Subject: Re: [RFC v2 0/7] pch_can/c_can: fix races and add PCH support to c_can
Date: Fri, 07 Dec 2012 11:09:12 +0100 [thread overview]
Message-ID: <50C1C048.4080708@pengutronix.de> (raw)
In-Reply-To: <D5ECB3C7A6F99444980976A8C6D896384FB4B25519@EAPEX1MAIL1.st.com>
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On 12/07/2012 11:00 AM, Bhupesh SHARMA wrote:
>> We have at least 3 drivers with the same algorithm. I'm thinking if
>> it is possible to create a library helper for this.
>>
>
> A library helper seems sensible, but don't forget that different
> cores have different priority schemes (higher to lower and lower to
> higher) when they service RX packets, so the library helper should
> also accommodate this.
Sure. There are some quite sophisticated abstractions in the kernel,
like irq chips, that I should look at.
Marc
--
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prev parent reply other threads:[~2012-12-07 10:09 UTC|newest]
Thread overview: 38+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-11-29 14:39 [RFC v2 0/7] pch_can/c_can: fix races and add PCH support to c_can Wolfgang Grandegger
2012-11-29 14:39 ` [RFC v2 1/7] pch_can: add spinlocks to protect tx objects Wolfgang Grandegger
2012-11-29 14:39 ` [RFC v2 2/7] c_can: rename callback "initram" to "init" to more general usage Wolfgang Grandegger
2012-12-03 14:20 ` Alexander Stein
2012-12-03 14:32 ` Wolfgang Grandegger
2012-11-29 14:39 ` [RFC v2 3/7] c_can: use different sets of interface registers for rx and tx Wolfgang Grandegger
2012-11-30 8:39 ` Marc Kleine-Budde
2012-11-30 9:15 ` Wolfgang Grandegger
2012-11-29 14:39 ` [RFC v2 4/7] c_can_pci: introduce board specific PCI bar Wolfgang Grandegger
2012-11-30 8:45 ` Marc Kleine-Budde
2012-11-30 9:11 ` Wolfgang Grandegger
2012-11-30 9:19 ` Marc Kleine-Budde
2012-11-29 14:39 ` [RFC v2 5/7] c_can_pci: enable PCI bus master only for MSI Wolfgang Grandegger
2012-11-30 8:54 ` Marc Kleine-Budde
2012-11-29 14:39 ` [RFC v2 6/7] c_can_pci: add support for PCH CAN on Intel EG20T PCH Wolfgang Grandegger
2012-11-29 14:39 ` [RFC v2 7/7] c_can: add spinlock to protect tx and rx objects Wolfgang Grandegger
2012-12-05 12:09 ` [RFC v2 0/7] pch_can/c_can: fix races and add PCH support to c_can Alexander Stein
2012-12-05 12:50 ` Wolfgang Grandegger
2012-12-05 14:46 ` Alexander Stein
2012-12-05 17:35 ` Wolfgang Grandegger
2012-12-05 21:52 ` Marc Kleine-Budde
2012-12-06 7:09 ` Wolfgang Grandegger
2012-12-06 8:35 ` Marc Kleine-Budde
2012-12-06 8:17 ` Wolfgang Grandegger
2012-12-06 13:38 ` Alexander Stein
2012-12-06 14:02 ` Marc Kleine-Budde
2012-12-06 14:31 ` Wolfgang Grandegger
2012-12-06 14:37 ` Marc Kleine-Budde
2012-12-06 14:56 ` Alexander Stein
2012-12-06 15:15 ` Wolfgang Grandegger
2012-12-06 15:27 ` Wolfgang Grandegger
2012-12-06 15:55 ` Alexander Stein
2012-12-06 17:14 ` Alexander Stein
2012-12-06 23:34 ` Marc Kleine-Budde
2012-12-07 9:26 ` Wolfgang Grandegger
2012-12-07 9:55 ` Marc Kleine-Budde
2012-12-07 10:00 ` Bhupesh SHARMA
2012-12-07 10:09 ` Marc Kleine-Budde [this message]
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