* 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 DQoNCj4gLS0tLS1PcmlnaW5hbCBNZXNzYWdlLS0tLS0NCj4gDQo+IE1lc3NhZ2U6IDQNCj4gRGF0 ZTogU3VuLCA0IERlYyAyMDExIDEyOjMxOjM4ICswODAwDQo+IEZyb206IDxzaHVvLmxpdUBmcmVl c2NhbGUuY29tPg0KPiBUbzogPGR3bXcyQGluZnJhZGVhZC5vcmc+LCA8QXJ0ZW0uQml0eXV0c2tp eUBub2tpYS5jb20+LA0KPiAJPHNjb3R0d29vZEBmcmVlc2NhbGUuY29tPg0KPiBDYzogbGludXgt a2VybmVsQHZnZXIua2VybmVsLm9yZywgc2h1by5saXVAZnJlZXNjYWxlLmNvbSwNCj4gCWxpbnV4 LW10ZEBsaXN0cy5pbmZyYWRlYWQub3JnLCBha3BtQGxpbnV4LWZvdW5kYXRpb24ub3JnLA0KPiAJ bGludXhwcGMtZGV2QGxpc3RzLm96bGFicy5vcmcNCj4gU3ViamVjdDogW1BBVENIIDMvM10gbXRk L25hbmQgOiB3b3JrYXJvdW5kIGZvciBGcmVlc2NhbGUgRkNNIHRvDQo+IAlzdXBwb3J0IGxhcmdl 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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
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