[U-Boot] [PATCH v4 15/21] sf: Use flash function pointers in dm_spi_flash_ops

[Jagan Teki <jteki@openedev.com>]

flash operations are defined as static and reuse them with
function-pointers so call them with generic function pounters
instead of calling like normal functions.

Signed-off-by: Jagan Teki <jteki@openedev.com>
---
Changes for v4, v3, v2:
	- none

 drivers/mtd/spi/sf_ops.c   |  2 --
 drivers/mtd/spi/sf_probe.c | 15 +++------------
 include/spi_flash.h        | 13 -------------
 3 files changed, 3 insertions(+), 27 deletions(-)

diff --git a/drivers/mtd/spi/sf_ops.c b/drivers/mtd/spi/sf_ops.c
index 97e644d..f63ce7a 100644
--- a/drivers/mtd/spi/sf_ops.c
+++ b/drivers/mtd/spi/sf_ops.c
@@ -761,7 +761,6 @@ int spi_flash_scan(struct spi_slave *spi, struct spi_flash *flash)
 	flash->dual_flash = flash->spi->option;
 
 	/* Assign spi_flash ops */
-#ifndef CONFIG_DM_SPI_FLASH
 	flash->write = spi_flash_cmd_write_ops;
 #if defined(CONFIG_SPI_FLASH_SST)
 	if (params->flags & SST_WR)
@@ -776,7 +775,6 @@ int spi_flash_scan(struct spi_slave *spi, struct spi_flash *flash)
 #endif
 	flash->erase = spi_flash_cmd_erase_ops;
 	flash->read = spi_flash_cmd_read_ops;
-#endif
 
 	/* Compute the flash size */
 	flash->shift = (flash->dual_flash & SF_DUAL_PARALLEL_FLASH) ? 1 : 0;
diff --git a/drivers/mtd/spi/sf_probe.c b/drivers/mtd/spi/sf_probe.c
index a712792..e2dac7e 100644
--- a/drivers/mtd/spi/sf_probe.c
+++ b/drivers/mtd/spi/sf_probe.c
@@ -120,7 +120,7 @@ static int spi_flash_std_read(struct udevice *dev, u32 offset, size_t len,
 {
 	struct spi_flash *flash = dev_get_uclass_priv(dev);
 
-	return spi_flash_cmd_read_ops(flash, offset, len, buf);
+	return flash->read(flash, offset, len, buf);
 }
 
 int spi_flash_std_write(struct udevice *dev, u32 offset, size_t len,
@@ -128,23 +128,14 @@ int spi_flash_std_write(struct udevice *dev, u32 offset, size_t len,
 {
 	struct spi_flash *flash = dev_get_uclass_priv(dev);
 
-#if defined(CONFIG_SPI_FLASH_SST)
-	if (flash->flags & SNOR_F_SST_WR) {
-		if (flash->spi->op_mode_tx & SPI_OPM_TX_BP)
-			return sst_write_bp(flash, offset, len, buf);
-		else
-			return sst_write_wp(flash, offset, len, buf);
-	}
-#endif
-
-	return spi_flash_cmd_write_ops(flash, offset, len, buf);
+	return flash->write(flash, offset, len, buf);
 }
 
 int spi_flash_std_erase(struct udevice *dev, u32 offset, size_t len)
 {
 	struct spi_flash *flash = dev_get_uclass_priv(dev);
 
-	return spi_flash_cmd_erase_ops(flash, offset, len);
+	return flash->erase(flash, offset, len);
 }
 
 int spi_flash_std_probe(struct udevice *dev)
diff --git a/include/spi_flash.h b/include/spi_flash.h
index 4312d3d..0732172 100644
--- a/include/spi_flash.h
+++ b/include/spi_flash.h
@@ -87,23 +87,10 @@ struct spi_flash {
 	u8 dummy_byte;
 
 	void *memory_map;
-#ifndef CONFIG_DM_SPI_FLASH
-	/*
-	 * These are not strictly needed for driver model, but keep them here
-	 * while the transition is in progress.
-	 *
-	 * Normally each driver would provide its own operations, but for
-	 * SPI flash most chips use the same algorithms. One approach is
-	 * to create a 'common' SPI flash device which knows how to talk
-	 * to most devices, and then allow other drivers to be used instead
-	 * if required, perhaps with a way of scanning through the list to
-	 * find the driver that matches the device.
-	 */
 	int (*read)(struct spi_flash *flash, u32 offset, size_t len, void *buf);
 	int (*write)(struct spi_flash *flash, u32 offset, size_t len,
 			const void *buf);
 	int (*erase)(struct spi_flash *flash, u32 offset, size_t len);
-#endif
 };
 
 struct dm_spi_flash_ops {
-- 
1.9.1