From 0d7d6c8183aadb1dcc13f415941404a7913b46b3 Mon Sep 17 00:00:00 2001 From: Piotr Sroka Date: Mon, 10 Feb 2020 10:55:28 +0100 Subject: [PATCH] mtd: rawnand: cadence: reinit completion before executing a new command Reing the completion object before executing CDMA command to make sure the 'done' flag is OK. Fixes: ec4ba01e894d ("mtd: rawnand: Add new Cadence NAND driver to MTD subsystem") Cc: stable@vger.kernel.org Signed-off-by: Piotr Sroka Signed-off-by: Miquel Raynal Link: https://lore.kernel.org/linux-mtd/1581328530-29966-4-git-send-email-piotrs@cadence.com --- drivers/mtd/nand/raw/cadence-nand-controller.c | 1 + 1 file changed, 1 insertion(+) diff --git a/drivers/mtd/nand/raw/cadence-nand-controller.c b/drivers/mtd/nand/raw/cadence-nand-controller.c index 5c1bbb05ab51..efddc5c68afb 100644 --- a/drivers/mtd/nand/raw/cadence-nand-controller.c +++ b/drivers/mtd/nand/raw/cadence-nand-controller.c @@ -998,6 +998,7 @@ static int cadence_nand_cdma_send(struct cdns_nand_ctrl *cdns_ctrl, return status; cadence_nand_reset_irq(cdns_ctrl); + reinit_completion(&cdns_ctrl->complete); writel_relaxed((u32)cdns_ctrl->dma_cdma_desc, cdns_ctrl->reg + CMD_REG2);