From: Russell King - ARM Linux <linux@arm.linux.org.uk>
To: linux-arm-kernel@lists.infradead.org
Subject: Re: [PATCH 1/3] FB: Add some members for CPU Interface.
Date: Fri, 02 Jul 2010 07:30:01 +0000 [thread overview]
Message-ID: <20100702073001.GA25492@n2100.arm.linux.org.uk> (raw)
In-Reply-To: <AANLkTilgB3s8hy5Qg7IYpyBzwHCgK_GswVZqpxhryU5L@mail.gmail.com>
On Wed, Jun 30, 2010 at 08:02:31AM +0800, Jaya Kumar wrote:
> > diff --git a/include/linux/fb.h b/include/linux/fb.h
> > index 907ace3..73381c3 100644
> > --- a/include/linux/fb.h
> > +++ b/include/linux/fb.h
> > @@ -269,6 +269,12 @@ struct fb_var_screeninfo {
> > __u32 vmode; /* see FB_VMODE_* */
> > __u32 rotate; /* angle we rotate counter clockwise */
> > __u32 reserved[5]; /* Reserved for future compatibility */
> > +
> > + /* For cpu interface timing. */
> > + __u32 cs_setup;
> > + __u32 wr_setup;
> > + __u32 wr_act;
> > + __u32 wr_hold;
This changes the framebuffer userspace API, making it incompatible with
existing users. What this means is that stuff using the framebuffer API
in userspace has to be upgraded/downgraded in lock-step with this change
- which is not a good idea.
next prev parent reply other threads:[~2010-07-02 7:30 UTC|newest]
Thread overview: 17+ messages / expand[flat|nested] mbox.gz Atom feed top
2010-06-29 10:49 [PATCH 1/3] FB: Add some members for CPU Interface InKi Dae
2010-06-30 0:02 ` Jaya Kumar
2010-06-30 4:36 ` InKi Dae
2010-07-01 23:47 ` Jaya Kumar
2010-07-02 1:51 ` In-Ki Dae
2010-07-02 7:30 ` Russell King - ARM Linux [this message]
2010-07-02 7:50 ` In-Ki Dae
2010-07-06 16:09 ` James Simmons
2010-07-06 15:30 ` James Simmons
2010-07-06 15:33 ` James Simmons
2010-07-06 15:35 ` James Simmons
2010-07-06 20:23 ` Geert Uytterhoeven
2010-07-07 11:37 ` James Simmons
2010-07-08 0:52 ` In-Ki Dae
2010-07-05 8:42 ` Pawel Osciak
-- strict thread matches above, loose matches on Subject: below --
2010-07-02 1:21 In-Ki Dae
2010-07-02 1:46 ` Andrew Morton
2010-06-29 8:31 [PATCH 0/3] ARM: S5PV210: Add MIPI-DSI support InKi Dae
[not found] ` <4C29B1C1.2000209@samsung.com>
[not found] ` <4C29CABE.9020208@samsung.com>
2010-07-01 22:26 ` [PATCH 1/3] FB: Add some members for CPU Interface Andrew Morton
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=20100702073001.GA25492@n2100.arm.linux.org.uk \
--to=linux@arm.linux.org.uk \
--cc=linux-arm-kernel@lists.infradead.org \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).