From: Ajay kumar <ajaynumb@gmail.com>
To: linux-arm-kernel@lists.infradead.org
Subject: Re: [PATCH 1/3] include: fb: Add definiton for window positioning structure
Date: Tue, 20 Sep 2011 15:38:57 +0000 [thread overview]
Message-ID: <CAEC9eQOpwfmRfcxHoiA00xX0a=dxXj1xJDpW14DozGXKXPJ3Xg@mail.gmail.com> (raw)
In-Reply-To: <20110920112427.GB19695@sapphire.tkos.co.il>
Hi Baruch,
On Tue, Sep 20, 2011 at 4:54 PM, Baruch Siach <baruch@tkos.co.il> wrote:
> Hi Ajay,
>
> On Tue, Sep 20, 2011 at 11:30:39AM -0400, Ajay Kumar wrote:
>> This patch adds a data structure definiton to hold framebuffer windows/planes.
>> An ioctl number is also added to provide user access
>> to change window position dynamically.
>
> [snip]
>
>> +/* Window overlaying */
>> +struct fb_overlay_win_pos {
>> + __u32 win_pos_x; /* x-offset from LCD(0,0) where window starts */
>> + __u32 win_pos_y; /* y-offset from LCD(0,0) where window starts */
>> +};
>
> Why not allow negative offsets where the left or upper part of the framebuffer
> is hidden?
Thanks for pointing it out. Are there drivers which place the overlay
windows such that some part of the window is hidden from being
displayed on the screen?
> baruch
>
> --
> ~. .~ Tk Open Systems
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Ajay
next prev parent reply other threads:[~2011-09-20 15:38 UTC|newest]
Thread overview: 15+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-09-20 9:28 [PATCH 0/3] FB: Add window positioning support Ajay Kumar
2011-09-20 9:29 ` [PATCH 1/3] include: fb: Add definiton for window positioning structure Ajay Kumar
2011-09-20 11:10 ` [PATCH 1/3] include: fb: Add definiton for window positioning Tomi Valkeinen
2011-09-20 14:58 ` [PATCH 1/3] include: fb: Add definiton for window positioning structure Ajay kumar
2011-09-20 15:39 ` [PATCH 1/3] include: fb: Add definiton for window positioning Tomi Valkeinen
2011-09-20 16:55 ` Florian Tobias Schandinat
2011-09-20 18:57 ` Tomi Valkeinen
2011-09-21 7:27 ` [PATCH 1/3] include: fb: Add definiton for window positioning structure Ajay kumar
2011-09-20 11:24 ` [PATCH 1/3] include: fb: Add definiton for window positioning Baruch Siach
2011-09-20 15:38 ` Ajay kumar [this message]
2011-09-20 17:08 ` Baruch Siach
2011-09-21 6:25 ` Tomi Valkeinen
2011-09-21 7:30 ` [PATCH 1/3] include: fb: Add definiton for window positioning structure Ajay kumar
2011-09-20 9:29 ` [PATCH 2/3] ARM: SAMSUNG: Embed window positioning data structure in Ajay Kumar
2011-09-20 9:29 ` [PATCH 3/3] video: s3c-fb: Modify s3c-fb driver to support window Ajay Kumar
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