[PATCH 5/9] ps3: Preallocate bootmem memory for ps3fb

Michael Ellerman michael at ellerman.id.au
Tue Jan 30 13:29:17 EST 2007


On Thu, 2007-01-25 at 18:50 +0100, Geert Uytterhoeven wrote:
> Preallocate bootmem memory for the PS3 frame buffer device, which needs a
> large block of physically-contiguous memory. The size of this memory block is
> configurable:
>   - The config option CONFIG_FB_PS3_DEFAULT_SIZE_M allows to specify the
>     default amount of memory (in MiB) allocated to the virtual frame buffer.
>   - The early boot parameter `ps3fb=xxx' allows to override the default value.
>     It will be rounded up to a multiple of 1 MiB, if needed.
> 
> Signed-off-by: Geert Uytterhoeven <Geert.Uytterhoeven at sonycom.com>
> Signed-off-by: Geoff Levand <geoffrey.levand at am.sony.com>

Rather than doing the alloc in setup.c, defining a structure to the hold
the params, and then exporting the structure - why don't you just do the
alloc in the ps3 fb driver code, and have it all private in there?

cheers

-- 
Michael Ellerman
OzLabs, IBM Australia Development Lab

wwweb: http://michael.ellerman.id.au
phone: +61 2 6212 1183 (tie line 70 21183)

We do not inherit the earth from our ancestors,
we borrow it from our children. - S.M.A.R.T Person
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