linux-kernel - [PATCH 4/4] mtd: rawnand: cadence: reinit complete before execute command

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Date:   Mon, 10 Feb 2020 10:55:28 +0100
From:   Piotr Sroka <piotrs@...ence.com>
To:     unlisted-recipients:; (no To-header on input)
CC:     Kazuhiro Kasai <kasai.kazuhiro@...ionext.com>,
        Piotr Sroka <piotrs@...ence.com>,
        Miquel Raynal <miquel.raynal@...tlin.com>,
        Richard Weinberger <richard@....at>,
        David Woodhouse <dwmw2@...radead.org>,
        Brian Norris <computersforpeace@...il.com>,
        Marek Vasut <marek.vasut@...il.com>,
        Vignesh Raghavendra <vigneshr@...com>,
        <linux-mtd@...ts.infradead.org>, <linux-kernel@...r.kernel.org>
Subject: [PATCH 4/4] mtd: rawnand: cadence: reinit complete before execute command

Reinitilaize complete object before executing CDMA command to make sure
that done flag is ok.

Signed-off-by: Piotr Sroka <piotrs@...ence.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);
-- 
2.17.1