mtd: rawnand: brcmnand: remove unused parameters

last_cmd and last_byte are now unused brcmnand_host members.
last_addr is only written and never read so we can remove it too.

Signed-off-by: Álvaro Fernández Rojas <noltari@gmail.com>
Reviewed-by: Florian Fainelli <florian.fainelli@broadcom.com>
Reviewed-by: William Zhang <william.zhang@broadcom.com>
Signed-off-by: Miquel Raynal <miquel.raynal@bootlin.com>

diff --git a/drivers/mtd/nand/raw/brcmnand/brcmnand.c b/drivers/mtd/nand/raw/brcmnand/brcmnand.c
index 17f6d9723df9f56f333fb511ac29975ef89cb94b..299dd2bca5b427055f4803a4ed1cc07d47d4c27e 100644 (file)
--- a/drivers/mtd/nand/raw/brcmnand/brcmnand.c
+++ b/drivers/mtd/nand/raw/brcmnand/brcmnand.c
@@ -310,9 +310,6 @@ struct brcmnand_host {
        struct platform_device  *pdev;
        int                     cs;
 
-       unsigned int            last_cmd;
-       unsigned int            last_byte;
-       u64                     last_addr;
        struct brcmnand_cfg     hwcfg;
        struct brcmnand_controller *ctrl;
 };
@@ -2233,14 +2230,11 @@ static int brcmnand_read_page(struct nand_chip *chip, uint8_t *buf,
                              int oob_required, int page)
 {
        struct mtd_info *mtd = nand_to_mtd(chip);
-       struct brcmnand_host *host = nand_get_controller_data(chip);
        u8 *oob = oob_required ? (u8 *)chip->oob_poi : NULL;
        u64 addr = (u64)page << chip->page_shift;
 
-       host->last_addr = addr;
-
-       return brcmnand_read(mtd, chip, host->last_addr,
-                       mtd->writesize >> FC_SHIFT, (u32 *)buf, oob);
+       return brcmnand_read(mtd, chip, addr, mtd->writesize >> FC_SHIFT,
+                            (u32 *)buf, oob);
 }
 
 static int brcmnand_read_page_raw(struct nand_chip *chip, uint8_t *buf,
@@ -2252,11 +2246,9 @@ static int brcmnand_read_page_raw(struct nand_chip *chip, uint8_t *buf,
        int ret;
        u64 addr = (u64)page << chip->page_shift;
 
-       host->last_addr = addr;
-
        brcmnand_set_ecc_enabled(host, 0);
-       ret = brcmnand_read(mtd, chip, host->last_addr,
-                       mtd->writesize >> FC_SHIFT, (u32 *)buf, oob);
+       ret = brcmnand_read(mtd, chip, addr, mtd->writesize >> FC_SHIFT,
+                           (u32 *)buf, oob);
        brcmnand_set_ecc_enabled(host, 1);
        return ret;
 }
@@ -2363,13 +2355,10 @@ static int brcmnand_write_page(struct nand_chip *chip, const uint8_t *buf,
                               int oob_required, int page)
 {
        struct mtd_info *mtd = nand_to_mtd(chip);
-       struct brcmnand_host *host = nand_get_controller_data(chip);
        void *oob = oob_required ? chip->oob_poi : NULL;
        u64 addr = (u64)page << chip->page_shift;
 
-       host->last_addr = addr;
-
-       return brcmnand_write(mtd, chip, host->last_addr, (const u32 *)buf, oob);
+       return brcmnand_write(mtd, chip, addr, (const u32 *)buf, oob);
 }
 
 static int brcmnand_write_page_raw(struct nand_chip *chip, const uint8_t *buf,
@@ -2381,9 +2370,8 @@ static int brcmnand_write_page_raw(struct nand_chip *chip, const uint8_t *buf,
        u64 addr = (u64)page << chip->page_shift;
        int ret = 0;
 
-       host->last_addr = addr;
        brcmnand_set_ecc_enabled(host, 0);
-       ret = brcmnand_write(mtd, chip, host->last_addr, (const u32 *)buf, oob);
+       ret = brcmnand_write(mtd, chip, addr, (const u32 *)buf, oob);
        brcmnand_set_ecc_enabled(host, 1);
 
        return ret;