mtd: rawnand: Rename nand_has_setup_data_iface()

This is really a NAND controller hook so call it
nand_controller_can_setup_data_iface(), which makes much more sense.
Signed-off-by: Miquel Raynal <miquel.raynal@bootlin.com>
Reviewed-by: Boris Brezillon <boris.brezillon@collabora.com>
Link: https://lore.kernel.org/linux-mtd/20200529111322.7184-10-miquel.raynal@bootlin.com

drivers/mtd/nand/raw/internals.h

@@ -130,7 +130,7 @@ static inline int nand_exec_op(struct nand_chip *chip,
 	return chip->controller->ops->exec_op(chip, op, false);
 }
 
-static inline bool nand_has_setup_data_iface(struct nand_chip *chip)
+static inline bool nand_controller_can_setup_data_iface(struct nand_chip *chip)
 {
 	if (!chip->controller || !chip->controller->ops ||
 	    !chip->controller->ops->setup_data_interface)

drivers/mtd/nand/raw/nand_base.c

@@ -910,7 +910,7 @@ static int nand_reset_data_interface(struct nand_chip *chip, int chipnr)
 {
 	int ret;
 
-	if (!nand_has_setup_data_iface(chip))
+	if (!nand_controller_can_setup_data_iface(chip))
 		return 0;
 
 	/*
@@ -955,7 +955,7 @@ static int nand_setup_data_interface(struct nand_chip *chip, int chipnr)
 	u8 tmode_param[ONFI_SUBFEATURE_PARAM_LEN] = { mode, };
 	int ret;
 
-	if (!nand_has_setup_data_iface(chip))
+	if (!nand_controller_can_setup_data_iface(chip))
 		return 0;
 
 	/* Change the mode on the chip side (if supported by the NAND chip) */
@@ -1025,7 +1025,7 @@ static int nand_init_data_interface(struct nand_chip *chip)
 {
 	int modes, mode, ret;
 
-	if (!nand_has_setup_data_iface(chip))
+	if (!nand_controller_can_setup_data_iface(chip))
 		return 0;
 
 	/*

drivers/mtd/nand/raw/nand_legacy.c

@@ -365,7 +365,7 @@ static void nand_ccs_delay(struct nand_chip *chip)
 	 * Wait tCCS_min if it is correctly defined, otherwise wait 500ns
 	 * (which should be safe for all NANDs).
 	 */
-	if (nand_has_setup_data_iface(chip))
+	if (nand_controller_can_setup_data_iface(chip))
 		ndelay(chip->data_interface.timings.sdr.tCCS_min / 1000);
 	else
 		ndelay(500);