Re: [Linux-fbdev-devel] [PATCH 1/2] fb: add support for foreign endianness

2008-02-20 Thread Paul Mackerras
Anton Vorontsov writes: > > I was wondering if it would be sufficient to provide alternative > > versions of fb_readl, fb_writel etc. that do byte-swapping. > > This is of course viable alternative. And I was considering this, but > later I abandoned the idea: that way we'll end up doing math in

Re: [Linux-fbdev-devel] [PATCH 1/2] fb: add support for foreign endianness

2008-02-20 Thread Benjamin Herrenschmidt
On Wed, 2008-02-20 at 15:18 +0300, Anton Vorontsov wrote: > On Wed, Feb 20, 2008 at 11:56:35AM +1100, Paul Mackerras wrote: > > Andrew Morton writes: > > > > > Bizarrely, the original author of the patch (Anton) has fallen off the > > > cc. > > > Could whoever did that please thwap himself? > >

Re: [Linux-fbdev-devel] [PATCH 1/2] fb: add support for foreign endianness

2008-02-20 Thread Clemens Koller
Paul Mackerras schrieb: Andrew Morton writes: Bizarrely, the original author of the patch (Anton) has fallen off the cc. Could whoever did that please thwap himself? Anyway, my head is now officially spinning. Did anyone actually have a reason why we shouldn't proceed with Anton's patch? I

Re: [Linux-fbdev-devel] [PATCH 1/2] fb: add support for foreign endianness

2008-02-20 Thread Anton Vorontsov
On Wed, Feb 20, 2008 at 11:56:35AM +1100, Paul Mackerras wrote: > Andrew Morton writes: > > > Bizarrely, the original author of the patch (Anton) has fallen off the cc. > > Could whoever did that please thwap himself? > > > > Anyway, my head is now officially spinning. Did anyone actually have

Re: [Linux-fbdev-devel] [PATCH 1/2] fb: add support for foreign endianness

2008-02-19 Thread Paul Mackerras
Andrew Morton writes: > Bizarrely, the original author of the patch (Anton) has fallen off the cc. > Could whoever did that please thwap himself? > > Anyway, my head is now officially spinning. Did anyone actually have a > reason why we shouldn't proceed with Anton's patch? I was wondering if

Re: [Linux-fbdev-devel] [PATCH 1/2] fb: add support for foreign endianness

2008-02-19 Thread Benjamin Herrenschmidt
On Tue, 2008-02-19 at 19:47 -0500, [EMAIL PROTECTED] wrote: > On Tue, 19 Feb 2008 04:05:30 PST, Andrew Morton said: > > On Tue, 19 Feb 2008 12:27:54 +0100 Clemens Koller <[EMAIL PROTECTED] > > wrote: > > > That's not an issue in my case. The SM50x can be connected to > > > either an PCI or some Lo

Re: [Linux-fbdev-devel] [PATCH 1/2] fb: add support for foreign endianness

2008-02-19 Thread Valdis . Kletnieks
On Tue, 19 Feb 2008 04:05:30 PST, Andrew Morton said: > On Tue, 19 Feb 2008 12:27:54 +0100 Clemens Koller <[EMAIL PROTECTED] > wrote: > > That's not an issue in my case. The SM50x can be connected to > > either an PCI or some Local/CPU-whateverbus IF. > > I.e. on the MPC85xx PowerPC, PCI and LocalB

Re: [Linux-fbdev-devel] [PATCH 1/2] fb: add support for foreign endianness

2008-02-19 Thread Clemens Koller
Andrew Morton schrieb: On Tue, 19 Feb 2008 12:27:54 +0100 Clemens Koller <[EMAIL PROTECTED]> wrote: Benjamin Herrenschmidt schrieb: On Tue, 2008-02-19 at 00:35 +0100, Clemens Koller wrote: [EMAIL PROTECTED] schrieb: On Mon, 18 Feb 2008 08:18:47 +0100, Krzysztof Helt said: I know two fb drive

Re: [Linux-fbdev-devel] [PATCH 1/2] fb: add support for foreign endianness

2008-02-19 Thread Andrew Morton
On Tue, 19 Feb 2008 12:27:54 +0100 Clemens Koller <[EMAIL PROTECTED]> wrote: > Benjamin Herrenschmidt schrieb: > > On Tue, 2008-02-19 at 00:35 +0100, Clemens Koller wrote: > >> [EMAIL PROTECTED] schrieb: > >>> On Mon, 18 Feb 2008 08:18:47 +0100, Krzysztof Helt said: > I know two fb drivers wh

Re: [Linux-fbdev-devel] [PATCH 1/2] fb: add support for foreign endianness

2008-02-19 Thread Clemens Koller
Benjamin Herrenschmidt schrieb: On Tue, 2008-02-19 at 00:35 +0100, Clemens Koller wrote: [EMAIL PROTECTED] schrieb: On Mon, 18 Feb 2008 08:18:47 +0100, Krzysztof Helt said: I know two fb drivers which use endianess information (pm2fb and s3c2410fb). Both resolve endianess at driver level. Actu

Re: [Linux-fbdev-devel] [PATCH 1/2] fb: add support for foreign endianness

2008-02-18 Thread Benjamin Herrenschmidt
On Tue, 2008-02-19 at 00:35 +0100, Clemens Koller wrote: > [EMAIL PROTECTED] schrieb: > > On Mon, 18 Feb 2008 08:18:47 +0100, Krzysztof Helt said: > >> I know two fb drivers which use endianess information (pm2fb and > >> s3c2410fb). > >> Both resolve endianess at driver level. Actually, both han

Re: [Linux-fbdev-devel] [PATCH 1/2] fb: add support for foreign endianness

2008-02-18 Thread Clemens Koller
[EMAIL PROTECTED] schrieb: On Mon, 18 Feb 2008 08:18:47 +0100, Krzysztof Helt said: I know two fb drivers which use endianess information (pm2fb and s3c2410fb). Both resolve endianess at driver level. Actually, both handle it by setting special bits so the graphics chip itself reorder bytes to

Re: [Linux-fbdev-devel] [PATCH 1/2] fb: add support for foreign endianness

2008-02-18 Thread Anton Vorontsov
On Mon, Feb 18, 2008 at 12:30:11PM -0500, [EMAIL PROTECTED] wrote: > On Mon, 18 Feb 2008 08:18:47 +0100, Krzysztof Helt said: > > I know two fb drivers which use endianess information (pm2fb and s3c2410fb). > > Both resolve endianess at driver level. Actually, both handle it by setting > > special

Re: [Linux-fbdev-devel] [PATCH 1/2] fb: add support for foreign endianness

2008-02-18 Thread Valdis . Kletnieks
On Mon, 18 Feb 2008 08:18:47 +0100, Krzysztof Helt said: > I know two fb drivers which use endianess information (pm2fb and s3c2410fb). > Both resolve endianess at driver level. Actually, both handle it by setting > special > bits so the graphics chip itself reorder bytes to transform foreign > e

Re: [Linux-fbdev-devel] [PATCH 1/2] fb: add support for foreign endianness

2008-02-17 Thread Krzysztof Helt
On Sun, 17 Feb 2008 10:44:32 +0100 (CET) Geert Uytterhoeven <[EMAIL PROTECTED]> wrote: > On Fri, 15 Feb 2008, Anton Vorontsov wrote: > > On Thu, Feb 14, 2008 at 10:49:42PM -0800, Andrew Morton wrote: > > > On Tue, 5 Feb 2008 18:44:32 +0300 Anton Vorontsov <[EMAIL PROTECTED]> > > > wrote: > > > A

Re: [Linux-fbdev-devel] [PATCH 1/2] fb: add support for foreign endianness

2008-02-17 Thread Geert Uytterhoeven
On Fri, 15 Feb 2008, Anton Vorontsov wrote: > On Thu, Feb 14, 2008 at 10:49:42PM -0800, Andrew Morton wrote: > > On Tue, 5 Feb 2008 18:44:32 +0300 Anton Vorontsov <[EMAIL PROTECTED]> wrote: > > > This patch adds support for the framebuffers with non-native > > > endianness. This is done via FBINFO_