[PATCH v2 01/13] spl: usb: Create an API spl_usb_load()

[Faiz Abbas]

Create a new API spl_usb_load() that takes the filename as a parameter
instead of taking the default U-boot PAYLOAD_NAME

Signed-off-by: Faiz Abbas <faiz_abbas at ti.com>
---
 common/spl/spl_usb.c | 20 +++++++++++++-------
 include/spl.h        | 14 ++++++++++++++
 2 files changed, 27 insertions(+), 7 deletions(-)

diff --git a/common/spl/spl_usb.c b/common/spl/spl_usb.c
index 08837b38fc..92ae96f66e 100644
--- a/common/spl/spl_usb.c
+++ b/common/spl/spl_usb.c
@@ -18,8 +18,9 @@
 
 static int usb_stor_curr_dev = -1; /* current device */
 
-static int spl_usb_load_image(struct spl_image_info *spl_image,
-			      struct spl_boot_device *bootdev)
+int spl_usb_load(struct spl_image_info *spl_image,
+		 struct spl_boot_device *bootdev, int partition,
+		 const char *filename)
 {
 	int err;
 	struct blk_desc *stor_dev;
@@ -43,13 +44,10 @@ static int spl_usb_load_image(struct spl_image_info *spl_image,
 
 #ifdef CONFIG_SPL_OS_BOOT
 	if (spl_start_uboot() ||
-	    spl_load_image_fat_os(spl_image, stor_dev,
-				  CONFIG_SYS_USB_FAT_BOOT_PARTITION))
+	    spl_load_image_fat_os(spl_image, stor_dev, partition))
 #endif
 	{
-		err = spl_load_image_fat(spl_image, stor_dev,
-					CONFIG_SYS_USB_FAT_BOOT_PARTITION,
-					CONFIG_SPL_FS_LOAD_PAYLOAD_NAME);
+		err = spl_load_image_fat(spl_image, stor_dev, partition, filename);
 	}
 
 	if (err) {
@@ -59,4 +57,12 @@ static int spl_usb_load_image(struct spl_image_info *spl_image,
 
 	return 0;
 }
+
+static int spl_usb_load_image(struct spl_image_info *spl_image,
+			      struct spl_boot_device *bootdev)
+{
+	return spl_usb_load(spl_image, bootdev,
+			    CONFIG_SYS_USB_FAT_BOOT_PARTITION,
+			    CONFIG_SPL_FS_LOAD_PAYLOAD_NAME);
+}
 SPL_LOAD_IMAGE_METHOD("USB", 0, BOOT_DEVICE_USB, spl_usb_load_image);
diff --git a/include/spl.h b/include/spl.h
index 580e4e024f..b72dfc7e3d 100644
--- a/include/spl.h
+++ b/include/spl.h
@@ -503,6 +503,20 @@ int spl_mmc_load(struct spl_image_info *spl_image,
 		 int raw_part,
 		 unsigned long raw_sect);
 
+/**
+ * spl_usb_load() - Load an image file from USB mass storage
+ *
+ * @param spl_image	Image data filled in by loading process
+ * @param bootdev	Describes which device to load from
+ * @param raw_part	Fat partition to load from
+ * @param filename	Name of file to load
+ *
+ * @return 0 on success, otherwise error code
+ */
+int spl_usb_load(struct spl_image_info *spl_image,
+		 struct spl_boot_device *bootdev,
+		 int partition, const char *filename);
+
 int spl_ymodem_load_image(struct spl_image_info *spl_image,
 			  struct spl_boot_device *bootdev);
 
-- 
2.17.1