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mtd: rawnand: brcmnand: move to polling in pio mode on oops write 

This change makes sure that Broadcom NAND driver moves to interrupt
polling on the first brcmnand_write() call.

Signed-off-by: Kamal Dasu <kdasu.kdev@gmail.com>
Signed-off-by: Miquel Raynal <miquel.raynal@bootlin.com>
Link: https://lore.kernel.org/linux-mtd/20210311170909.9031-2-kdasu.kdev@gmail.com
This commit is contained in:
Kamal Dasu 2021-03-11 12:09:09 -05:00 committed by Miquel Raynal
parent a071912636
commit 22ca05b82d
1 changed files with 4 additions and 0 deletions
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4
drivers/mtd/nand/raw/brcmnand/brcmnand.c
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@ -2341,6 +2341,10 @@ static int brcmnand_write(struct mtd_info *mtd, struct nand_chip *chip,
for (i = 0; i < ctrl->max_oob; i += 4)
oob_reg_write(ctrl, i, 0xffffffff);
if (mtd->oops_panic_write)
/* switch to interrupt polling and PIO mode */
disable_ctrl_irqs(ctrl);
if (use_dma(ctrl) && (has_edu(ctrl) || !oob) && flash_dma_buf_ok(buf)) {
if (ctrl->dma_trans(host, addr, (u32 *)buf, oob, mtd->writesize,
CMD_PROGRAM_PAGE))