mtd: rawnand: Create a nand_chip operations structure

And move nand_chip hooks there.

While moving entries from one structure to the other, adapt the
documentation style.

Signed-off-by: Miquel Raynal <miquel.raynal@bootlin.com>
Reviewed-by: Boris Brezillon <boris.brezillon@collabora.com>
Link: https://lore.kernel.org/linux-mtd/20200529111322.7184-4-miquel.raynal@bootlin.com

4 files changed, 17 insertions, 17 deletions

diff --git a/drivers/mtd/nand/raw/nand_base.c b/drivers/mtd/nand/raw/nand_base.c
index 45124dbb1835..d9cb71e7c0ed 100644
--- a/drivers/mtd/nand/raw/nand_base.c
+++ b/drivers/mtd/nand/raw/nand_base.c
@@ -3215,10 +3215,10 @@ static int nand_setup_read_retry(struct nand_chip *chip, int retry_mode)
 	if (retry_mode >= chip->read_retries)
 		return -EINVAL;
 
-	if (!chip->setup_read_retry)
+	if (!chip->ops.setup_read_retry)
 		return -EOPNOTSUPP;
 
-	return chip->setup_read_retry(chip, retry_mode);
+	return chip->ops.setup_read_retry(chip, retry_mode);
 }
 
 static void nand_wait_readrdy(struct nand_chip *chip)
@@ -4462,8 +4462,8 @@ static int nand_suspend(struct mtd_info *mtd)
 	int ret = 0;
 
 	mutex_lock(&chip->lock);
-	if (chip->suspend)
-		ret = chip->suspend(chip);
+	if (chip->ops.suspend)
+		ret = chip->ops.suspend(chip);
 	if (!ret)
 		chip->suspended = 1;
 	mutex_unlock(&chip->lock);
@@ -4481,8 +4481,8 @@ static void nand_resume(struct mtd_info *mtd)
 
 	mutex_lock(&chip->lock);
 	if (chip->suspended) {
-		if (chip->resume)
-			chip->resume(chip);
+		if (chip->ops.resume)
+			chip->ops.resume(chip);
 		chip->suspended = 0;
 	} else {
 		pr_err("%s called for a chip which is not in suspended state\n",
@@ -4511,10 +4511,10 @@ static int nand_lock(struct mtd_info *mtd, loff_t ofs, uint64_t len)
 {
 	struct nand_chip *chip = mtd_to_nand(mtd);
 
-	if (!chip->lock_area)
+	if (!chip->ops.lock_area)
 		return -ENOTSUPP;
 
-	return chip->lock_area(chip, ofs, len);
+	return chip->ops.lock_area(chip, ofs, len);
 }
 
 /**
@@ -4527,10 +4527,10 @@ static int nand_unlock(struct mtd_info *mtd, loff_t ofs, uint64_t len)
 {
 	struct nand_chip *chip = mtd_to_nand(mtd);
 
-	if (!chip->unlock_area)
+	if (!chip->ops.unlock_area)
 		return -ENOTSUPP;
 
-	return chip->unlock_area(chip, ofs, len);
+	return chip->ops.unlock_area(chip, ofs, len);
 }
 
 /* Set default functions */
diff --git a/drivers/mtd/nand/raw/nand_hynix.c b/drivers/mtd/nand/raw/nand_hynix.c
index 7caedaa5b9e5..7d1be53f27f3 100644
--- a/drivers/mtd/nand/raw/nand_hynix.c
+++ b/drivers/mtd/nand/raw/nand_hynix.c
@@ -337,7 +337,7 @@ static int hynix_mlc_1xnm_rr_init(struct nand_chip *chip,
 	rr->nregs = nregs;
 	rr->regs = hynix_1xnm_mlc_read_retry_regs;
 	hynix->read_retry = rr;
-	chip->setup_read_retry = hynix_nand_setup_read_retry;
+	chip->ops.setup_read_retry = hynix_nand_setup_read_retry;
 	chip->read_retries = nmodes;
 
 out:
diff --git a/drivers/mtd/nand/raw/nand_macronix.c b/drivers/mtd/nand/raw/nand_macronix.c
index 09c254c97b5c..1472f925f386 100644
--- a/drivers/mtd/nand/raw/nand_macronix.c
+++ b/drivers/mtd/nand/raw/nand_macronix.c
@@ -130,7 +130,7 @@ static void macronix_nand_onfi_init(struct nand_chip *chip)
 		return;
 
 	chip->read_retries = MACRONIX_NUM_READ_RETRY_MODES;
-	chip->setup_read_retry = macronix_nand_setup_read_retry;
+	chip->ops.setup_read_retry = macronix_nand_setup_read_retry;
 
 	if (p->supports_set_get_features) {
 		bitmap_set(p->set_feature_list,
@@ -242,8 +242,8 @@ static void macronix_nand_block_protection_support(struct nand_chip *chip)
 	bitmap_set(chip->parameters.set_feature_list,
 		   ONFI_FEATURE_ADDR_MXIC_PROTECTION, 1);
 
-	chip->lock_area = mxic_nand_lock;
-	chip->unlock_area = mxic_nand_unlock;
+	chip->ops.lock_area = mxic_nand_lock;
+	chip->ops.unlock_area = mxic_nand_unlock;
 }
 
 static int nand_power_down_op(struct nand_chip *chip)
@@ -312,8 +312,8 @@ static void macronix_nand_deep_power_down_support(struct nand_chip *chip)
 	if (i < 0)
 		return;
 
-	chip->suspend = mxic_nand_suspend;
-	chip->resume = mxic_nand_resume;
+	chip->ops.suspend = mxic_nand_suspend;
+	chip->ops.resume = mxic_nand_resume;
 }
 
 static int macronix_nand_init(struct nand_chip *chip)
diff --git a/drivers/mtd/nand/raw/nand_micron.c b/drivers/mtd/nand/raw/nand_micron.c
index 3589b4fce0d4..4385092a9325 100644
--- a/drivers/mtd/nand/raw/nand_micron.c
+++ b/drivers/mtd/nand/raw/nand_micron.c
@@ -84,7 +84,7 @@ static int micron_nand_onfi_init(struct nand_chip *chip)
 		struct nand_onfi_vendor_micron *micron = (void *)p->onfi->vendor;
 
 		chip->read_retries = micron->read_retry_options;
-		chip->setup_read_retry = micron_nand_setup_read_retry;
+		chip->ops.setup_read_retry = micron_nand_setup_read_retry;
 	}
 
 	if (p->supports_set_get_features) {