From: Brian Norris <computersforpeace@gmail.com>
To: <linux-mtd@lists.infradead.org>
Cc: Brian Norris <computersforpeace@gmail.com>
Subject: [PATCH 02/12] mtd: nand: lpc32xx_slc: don't call nand_default_bbt directly
Date: Wed, 4 Sep 2013 11:25:16 -0700 [thread overview]
Message-ID: <1378319126-24473-3-git-send-email-computersforpeace@gmail.com> (raw)
In-Reply-To: <1378319126-24473-1-git-send-email-computersforpeace@gmail.com>
This driver is doing some strange logic here. If it doesn't have
flash-based BBT enabled, it allows nand_scan_tail() to scan the BBT. But
if it is using flash-based BBT, it tells nand_scan_tail() to skip
scanning, then it immediately calls the default BBT scanning function
itself.
As I read it, this logic is equivalent to the default nand_scan_tail()
behavior without interfering with NAND_SKIP_BBTSCAN or calling
nand_default_bbt() directly at all.
Signed-off-by: Brian Norris <computersforpeace@gmail.com>
---
drivers/mtd/nand/lpc32xx_slc.c | 8 --------
1 file changed, 8 deletions(-)
diff --git a/drivers/mtd/nand/lpc32xx_slc.c b/drivers/mtd/nand/lpc32xx_slc.c
index add7570..6d5f8c5 100644
--- a/drivers/mtd/nand/lpc32xx_slc.c
+++ b/drivers/mtd/nand/lpc32xx_slc.c
@@ -893,7 +893,6 @@ static int lpc32xx_nand_probe(struct platform_device *pdev)
/* Avoid extra scan if using BBT, setup BBT support */
if (host->ncfg->use_bbt) {
- chip->options |= NAND_SKIP_BBTSCAN;
chip->bbt_options |= NAND_BBT_USE_FLASH;
/*
@@ -915,13 +914,6 @@ static int lpc32xx_nand_probe(struct platform_device *pdev)
goto err_exit3;
}
- /* Standard layout in FLASH for bad block tables */
- if (host->ncfg->use_bbt) {
- if (nand_default_bbt(mtd) < 0)
- dev_err(&pdev->dev,
- "Error initializing default bad block tables\n");
- }
-
mtd->name = "nxp_lpc3220_slc";
ppdata.of_node = pdev->dev.of_node;
res = mtd_device_parse_register(mtd, NULL, &ppdata, host->ncfg->parts,
--
1.8.4
next prev parent reply other threads:[~2013-09-04 18:26 UTC|newest]
Thread overview: 18+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-09-04 18:25 [PATCH 00/12] mtd: miscellaneous fixes Brian Norris
2013-09-04 18:25 ` [PATCH 01/12] nand: docg4: use nand_base's default BBT scan Brian Norris
2013-09-05 20:09 ` Mike Dunn
2013-09-04 18:25 ` Brian Norris [this message]
2013-09-04 18:25 ` [PATCH 03/12] mtd: nandsim: don't call nand_default_bbt() directly Brian Norris
2013-09-04 18:25 ` [PATCH 04/12] mtd: nand: stop exporting nand_default_bbt Brian Norris
2013-09-04 18:25 ` [PATCH 05/12] mtd: dataflash: remove unused field Brian Norris
2013-09-04 18:25 ` [PATCH 06/12] mtd: denali: make init function static Brian Norris
2013-09-04 18:25 ` [PATCH 07/12] mtd: nand: return failure when failing to get ECC from ONFI Brian Norris
2013-09-05 2:34 ` Huang Shijie
2013-09-11 21:43 ` Brian Norris
2013-09-11 23:02 ` Ezequiel Garcia
2013-09-04 18:25 ` [PATCH 08/12] mtd: nand: don't print ONFI buswidth errors unless we need to Brian Norris
2013-09-04 18:25 ` [PATCH 09/12] mtd: onenand: remove redundant offset check Brian Norris
2013-09-04 18:25 ` [PATCH 10/12] mtd: nand: remove obsolete 'ecclayout' field Brian Norris
2013-09-04 18:25 ` [PATCH 11/12] mtd: onenand: remove unused variable assignments Brian Norris
2013-09-04 18:25 ` [PATCH 12/12] mtd: lpddr_cmds: make function static Brian Norris
2013-09-11 22:27 ` [PATCH 00/12] mtd: miscellaneous fixes Brian Norris
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