From: andy.shevchenko@gmail.com (Andy Shevchenko)
To: linux-arm-kernel@lists.infradead.org
Subject: [PATCH 00/12] i2c: quirks: add zero length checks and update drivers
Date: Mon, 23 Jul 2018 23:47:57 +0300 [thread overview]
Message-ID: <CAHp75VcAzAtV0+Eu8TGPnrxSpAnPOXU9mvpeO1SaoBO3Rx=wRw@mail.gmail.com> (raw)
In-Reply-To: <20180723202617.15230-1-wsa+renesas@sang-engineering.com>
On Mon, Jul 23, 2018 at 11:26 PM, Wolfram Sang
<wsa+renesas@sang-engineering.com> wrote:
> I had this idea for quite some time on my todo list but a soon to be
> implemented refactoring in the i2c-rcar driver now finally made me do it. Add a
> 'can't do 0 length messages' quirk to the quirk infrastructure for and remove
> the manual handling from the drivers. This makes the quirk much more visible.
> (Quite some prominent vendors in that list) We also have a centralized place to
> handle updates to the quirk detection if that is ever needed.
>
> I have tested this with the i2c-rcar and i2c-sh_mobile driver on a Renesas
> SalvatorXS board equipped with M3-N (r8a77965).
>
> A git branch can be found here:
>
> git://git.kernel.org/pub/scm/linux/kernel/git/wsa/linux.git i2c/quirk-no-zero-len
>
> Looking forward to comments, reviews, tests...
Thanks!
Reviewed-by: Andy Shevchenko <andy.shevchenko@gmail.com>
for patches 1 and 2.
>
> Thanks,
>
> Wolfram
>
> Wolfram Sang (12):
> i2c: quirks: add zero length checks
> i2c: designware-master: use core to detect 'no zero length' quirk
> i2c: mxs: use core to detect 'no zero length' quirk
> i2c: omap: use core to detect 'no zero length' quirk
> i2c: pmcmsp: use core to detect 'no zero length' quirk
> i2c: qup: use core to detect 'no zero length' quirk
> i2c: stu300: use core to detect 'no zero length' quirk
> i2c: tegra: use core to detect 'no zero length' quirk
> i2c: zx2967: use core to detect 'no zero length' quirk
> i2c: rcar: use core to detect 'no zero length' quirk
> i2c: xlr: use core to detect 'no zero length' quirk
> i2c: sh_mobile: use core to detect 'no zero length read' quirk
>
> drivers/i2c/busses/i2c-designware-master.c | 12 +++++-------
> drivers/i2c/busses/i2c-mxs.c | 8 +++++---
> drivers/i2c/busses/i2c-omap.c | 8 +++++---
> drivers/i2c/busses/i2c-pmcmsp.c | 17 +----------------
> drivers/i2c/busses/i2c-qup.c | 14 ++++++--------
> drivers/i2c/busses/i2c-rcar.c | 13 ++++++-------
> drivers/i2c/busses/i2c-sh_mobile.c | 10 +++++-----
> drivers/i2c/busses/i2c-stu300.c | 12 ++++++------
> drivers/i2c/busses/i2c-tegra.c | 4 +---
> drivers/i2c/busses/i2c-xlr.c | 11 +++++------
> drivers/i2c/busses/i2c-zx2967.c | 8 +++++---
> drivers/i2c/i2c-core-base.c | 6 ++++++
> include/linux/i2c.h | 4 ++++
> 13 files changed, 60 insertions(+), 67 deletions(-)
>
> --
> 2.11.0
>
--
With Best Regards,
Andy Shevchenko
next prev parent reply other threads:[~2018-07-23 20:47 UTC|newest]
Thread overview: 11+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-07-23 20:26 [PATCH 00/12] i2c: quirks: add zero length checks and update drivers Wolfram Sang
2018-07-23 20:26 ` [PATCH 07/12] i2c: stu300: use core to detect 'no zero length' quirk Wolfram Sang
2018-07-25 20:52 ` Linus Walleij
2018-08-04 21:27 ` Wolfram Sang
2018-07-23 20:26 ` [PATCH 09/12] i2c: zx2967: " Wolfram Sang
2018-10-05 12:24 ` Wolfram Sang
2018-10-05 13:04 ` Shawn Guo
2018-10-05 16:08 ` Wolfram Sang
2018-07-23 20:47 ` Andy Shevchenko [this message]
2018-08-04 21:26 ` [PATCH 00/12] i2c: quirks: add zero length checks and update drivers Wolfram Sang
2018-08-04 21:23 ` Wolfram Sang
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