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[MTD] NAND: Add suspend/resume functionality

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The changes introduced allow to suspend/resume NAND flash.
A new state (FL_PM_SUSPENDED) is introduced, as well as
routines for mtd->suspend and mtd->resume to put the flash in
suspended state from software pov.

Signed-off-by: Vitaly Wool <vwool@ru.mvista.com>
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
This commit is contained in:
Vitaly Wool 2005-09-15 14:58:53 +01:00 • committed by Thomas Gleixner
commit 962034f439
2 changed files with 42 additions and 7 deletions
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3
include/linux/mtd/nand.h
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@ -5,7 +5,7 @@
* Steven J. Hill <sjhill@realitydiluted.com>
* Thomas Gleixner <tglx@linutronix.de>
*
* $Id: nand.h,v 1.73 2005/05/31 19:39:17 gleixner Exp $
* $Id: nand.h,v 1.74 2005/09/15 13:58:50 vwool Exp $
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2 as
@ -244,6 +244,7 @@ typedef enum {
FL_ERASING,
FL_SYNCING,
FL_CACHEDPRG,
FL_PM_SUSPENDED,
} nand_state_t;
/* Keep gcc happy */