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From: Brian Norris <computersforpeace@gmail.com>
To: <linux-mtd@lists.infradead.org>, <bcm-kernel-feedback-list@broadcom.com>
Cc: Brian Norris <computersforpeace@gmail.com>
Subject: [PATCH] mtd: brcmnand: drop unused subpage_read() support
Date: Mon, 16 Nov 2015 17:04:08 -0800	[thread overview]
Message-ID: <1447722248-135635-1-git-send-email-computersforpeace@gmail.com> (raw)

AFAIR this driver was never tested with subpage read support, and this
code is currently unused because we don't set the NAND_SUBPAGE_READ
flag. It can be resurrected if someone tests it properly.

Signed-off-by: Brian Norris <computersforpeace@gmail.com>
---
 drivers/mtd/nand/brcmnand/brcmnand.c | 11 -----------
 1 file changed, 11 deletions(-)

diff --git a/drivers/mtd/nand/brcmnand/brcmnand.c b/drivers/mtd/nand/brcmnand/brcmnand.c
index 2a437c7ed175..569d57b5a180 100644
--- a/drivers/mtd/nand/brcmnand/brcmnand.c
+++ b/drivers/mtd/nand/brcmnand/brcmnand.c
@@ -1546,16 +1546,6 @@ static int brcmnand_read_oob_raw(struct mtd_info *mtd, struct nand_chip *chip,
 	return 0;
 }
 
-static int brcmnand_read_subpage(struct mtd_info *mtd, struct nand_chip *chip,
-				 uint32_t data_offs, uint32_t readlen,
-				 uint8_t *bufpoi, int page)
-{
-	struct brcmnand_host *host = chip->priv;
-
-	return brcmnand_read(mtd, chip, host->last_addr + data_offs,
-			readlen >> FC_SHIFT, (u32 *)bufpoi, NULL);
-}
-
 static int brcmnand_write(struct mtd_info *mtd, struct nand_chip *chip,
 			  u64 addr, const u32 *buf, u8 *oob)
 {
@@ -1944,7 +1934,6 @@ static int brcmnand_init_cs(struct brcmnand_host *host)
 
 	chip->ecc.mode = NAND_ECC_HW;
 	chip->ecc.read_page = brcmnand_read_page;
-	chip->ecc.read_subpage = brcmnand_read_subpage;
 	chip->ecc.write_page = brcmnand_write_page;
 	chip->ecc.read_page_raw = brcmnand_read_page_raw;
 	chip->ecc.write_page_raw = brcmnand_write_page_raw;
-- 
2.6.0.rc2.230.g3dd15c0

             reply	other threads:[~2015-11-17  1:04 UTC|newest]

Thread overview: 3+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2015-11-17  1:04 Brian Norris [this message]
2015-11-18  1:11 ` [PATCH] mtd: brcmnand: drop unused subpage_read() support Ray Jui
2015-11-18 22:30 ` Brian Norris

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