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Commit 82810b7b authored by Artem Bityutskiy's avatar Artem Bityutskiy Committed by David Woodhouse
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[MTD] NAND: nandsim: support subpage write 



As flash cannot do 0->1 bit transitions when programming, do not do this in
the simulator too. This makes nandsim able to accept subpage writes.

Signed-off-by: default avatarArtem Bityutskiy <dedekind@infradead.org>
Signed-off-by: default avatarDavid Woodhouse <dwmw2@infradead.org>
parent a86aaa6d

drivers/mtd/nand/nandsim.c

+3 −1
Original line number Diff line number Diff line
@@ -852,6 +852,7 @@ static void erase_sector(struct nandsim *ns) 
 */

static int prog_page(struct nandsim *ns, int num)

{

	int i;

	union ns_mem *mypage;

	u_char *pg_off;
@@ -867,7 +868,8 @@ static int prog_page(struct nandsim *ns, int num) 
	}



	pg_off = NS_PAGE_BYTE_OFF(ns);

	memcpy(pg_off, ns->buf.byte, num);

	for (i = 0; i < num; i++)

		pg_off[i] &= ns->buf.byte[i];



	return 0;

}