Re: [PATCH v3 05/12] s3c-fb: Add support for display panning

2010-07-02 Thread Maurus Cuelenaere
Op 02-07-10 13:25, Ben Dooks schreef: On 28/06/10 12:28, Maurus Cuelenaere wrote: Op 28-06-10 10:08, Pawel Osciak schreef: Supports all bpp modes. The PRTCON register is used to disable in-hardware updates of registers that store start and end addresses of framebuffer memory. This prevents

Re: [PATCH v3 05/12] s3c-fb: Add support for display panning

2010-07-02 Thread Mark Brown
On Fri, Jul 02, 2010 at 12:25:33PM +0100, Ben Dooks wrote: On 28/06/10 12:28, Maurus Cuelenaere wrote: No need for the '? 1 : 0' I tihnk there is, IIRC there is no neccessity for a compiler to produce one for true, just that the result be !0 The compiler will *produce* 1 for true, but it

RE: [PATCH v3 05/12] s3c-fb: Add support for display panning

2010-07-02 Thread Pawel Osciak
Ben Dooks b...@simtec.co.uk wrote: On 28/06/10 09:08, Pawel Osciak wrote: diff --git a/arch/arm/plat-samsung/include/plat/regs-fb.h b/arch/arm/plat- samsung/include/plat/regs-fb.h index ac10013..f454e32 100644 --- a/arch/arm/plat-samsung/include/plat/regs-fb.h +++

[PATCH v3 05/12] s3c-fb: Add support for display panning

2010-06-28 Thread Pawel Osciak
Supports all bpp modes. The PRTCON register is used to disable in-hardware updates of registers that store start and end addresses of framebuffer memory. This prevents display corruption in case we do not make it before VSYNC with updating them atomically. With this feature there is no need to