linux-kernel - [PATCH 14/16] mtd: nand: sunxi: fix ->dev

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Message-Id: <1457367695-26420-5-git-send-email-boris.brezillon@free-electrons.com>
Date:	Mon,  7 Mar 2016 17:21:33 +0100
From:	Boris Brezillon <boris.brezillon@...e-electrons.com>
To:	David Woodhouse <dwmw2@...radead.org>,
	Brian Norris <computersforpeace@...il.com>,
	linux-mtd@...ts.infradead.org
Cc:	linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org,
	Maxime Ripard <maxime.ripard@...e-electrons.com>,
	Chen-Yu Tsai <wens@...e.org>, linux-sunxi@...glegroups.com,
	Boris Brezillon <boris.brezillon@...e-electrons.com>
Subject: [PATCH 14/16] mtd: nand: sunxi: fix ->dev_ready() implementation

->dev_ready() is not supposed to wait for busy to ready solution (this is
the role of ->waitfunc()).

Signed-off-by: Boris Brezillon <boris.brezillon@...e-electrons.com>
---
 drivers/mtd/nand/sunxi_nand.c | 7 -------
 1 file changed, 7 deletions(-)

diff --git a/drivers/mtd/nand/sunxi_nand.c b/drivers/mtd/nand/sunxi_nand.c
index 9816cda..79c90fd 100644
--- a/drivers/mtd/nand/sunxi_nand.c
+++ b/drivers/mtd/nand/sunxi_nand.c
@@ -358,7 +358,6 @@ static int sunxi_nfc_dev_ready(struct mtd_info *mtd)
 	struct sunxi_nand_chip *sunxi_nand = to_sunxi_nand(nand);
 	struct sunxi_nfc *nfc = to_sunxi_nfc(sunxi_nand->nand.controller);
 	struct sunxi_nand_rb *rb;
-	unsigned long timeo = (sunxi_nand->nand.state == FL_ERASING ? 400 : 20);
 	int ret;
 
 	if (sunxi_nand->selected < 0)
@@ -370,12 +369,6 @@ static int sunxi_nfc_dev_ready(struct mtd_info *mtd)
 	case RB_NATIVE:
 		ret = !!(readl(nfc->regs + NFC_REG_ST) &
 			 NFC_RB_STATE(rb->info.nativeid));
-		if (ret)
-			break;
-
-		sunxi_nfc_wait_int(nfc, NFC_RB_B2R, timeo);
-		ret = !!(readl(nfc->regs + NFC_REG_ST) &
-			 NFC_RB_STATE(rb->info.nativeid));
 		break;
 	case RB_GPIO:
 		ret = gpio_get_value(rb->info.gpio);
-- 
2.1.4