* RE: Linuxppc-dev Digest, Vol 88, Issue 24
[not found] <mailman.5273.1323013984.15294.linuxppc-dev@lists.ozlabs.org>
@ 2011-12-09 9:27 ` Liu Shengzhou-B36685
2011-12-09 18:41 ` Scott Wood
0 siblings, 1 reply; 2+ messages in thread
From: Liu Shengzhou-B36685 @ 2011-12-09 9:27 UTC (permalink / raw)
To: Liu Shuo-B35362; +Cc: Liu Shengzhou-B36685, linuxppc-dev@lists.ozlabs.org
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^ permalink raw reply [flat|nested] 2+ messages in thread* Re: Linuxppc-dev Digest, Vol 88, Issue 24
2011-12-09 9:27 ` Linuxppc-dev Digest, Vol 88, Issue 24 Liu Shengzhou-B36685
@ 2011-12-09 18:41 ` Scott Wood
0 siblings, 0 replies; 2+ messages in thread
From: Scott Wood @ 2011-12-09 18:41 UTC (permalink / raw)
To: Liu Shengzhou-B36685; +Cc: linuxppc-dev@lists.ozlabs.org, Liu Shuo-B35362
On 12/09/2011 03:27 AM, Liu Shengzhou-B36685 wrote:
> Before calling nand_scan_ident(), we can still use 2k FCM RAM, not need=
a buffer greater than 2k=A3=AC
> After nand_scan_ident(), if writesize > 2048, then allocate a large bu=
ffer.
> We can do it in fsl_elbc_chip_init_tail()
> if (mtd->writesize > 2048)
> ctrl->buffer =3D kmalloc(mtd->writesize + mtd->oobsize, GFP_KERNE=
L);
As we discussed elsewhere in the thread, the buffer is a controller-wide
resource. It is not associated with any one NAND chip.
-Scott
^ permalink raw reply [flat|nested] 2+ messages in thread
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2011-12-09 9:27 ` Linuxppc-dev Digest, Vol 88, Issue 24 Liu Shengzhou-B36685
2011-12-09 18:41 ` Scott Wood
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