From: Simon Glass <sjg@chromium.org>
Date: Sun, 1 May 2016 19:52:32 +0000 (-0600)
Subject: dm: part: Drop the block_drvr table
X-Git-Tag: v2016.07-rc1~203^2~12
X-Git-Url: https://git.sur5r.net/?a=commitdiff_plain;h=6dd9faf8f97e1aad9961a480775612f6cbde27de;p=u-boot

dm: part: Drop the block_drvr table

This is not needed since we can use the functions provided by the legacy
block device support.

Signed-off-by: Simon Glass <sjg@chromium.org>
---

diff --git a/disk/part.c b/disk/part.c
index db5dd5d2f9..3039f5f235 100644
--- a/disk/part.c
+++ b/disk/part.c
@@ -21,34 +21,6 @@
 #define PRINTF(fmt,args...)
 #endif
 
-const struct block_drvr block_drvr[] = {
-#if defined(CONFIG_CMD_IDE)
-	{ .name = "ide", },
-#endif
-#if defined(CONFIG_CMD_SATA)
-	{.name = "sata", },
-#endif
-#if defined(CONFIG_SCSI)
-	{ .name = "scsi", },
-#endif
-#if defined(CONFIG_CMD_USB) && defined(CONFIG_USB_STORAGE)
-	{ .name = "usb", },
-#endif
-#if defined(CONFIG_MMC)
-	{
-		.name = "mmc",
-		.select_hwpart = mmc_select_hwpart,
-	},
-#endif
-#if defined(CONFIG_SYSTEMACE)
-	{ .name = "ace", },
-#endif
-#if defined(CONFIG_SANDBOX)
-	{ .name = "host", },
-#endif
-	{ },
-};
-
 DECLARE_GLOBAL_DATA_PTR;
 
 #ifdef HAVE_BLOCK_DEVICE
@@ -70,34 +42,23 @@ static struct part_driver *part_driver_lookup_type(int part_type)
 
 static struct blk_desc *get_dev_hwpart(const char *ifname, int dev, int hwpart)
 {
-	const struct block_drvr *drvr = block_drvr;
-	char *name;
+	struct blk_desc *dev_desc;
+	int ret;
 
-	if (!ifname)
+	dev_desc = blk_get_devnum_by_typename(ifname, dev);
+	if (!dev_desc) {
+		debug("%s: No device for iface '%s', dev %d\n", __func__,
+		      ifname, dev);
 		return NULL;
-
-	name = drvr->name;
-#ifdef CONFIG_NEEDS_MANUAL_RELOC
-	name += gd->reloc_off;
-#endif
-	while (drvr->name) {
-		name = drvr->name;
-#ifdef CONFIG_NEEDS_MANUAL_RELOC
-		name += gd->reloc_off;
-#endif
-		if (strncmp(ifname, name, strlen(name)) == 0) {
-			struct blk_desc *dev_desc;
-
-			dev_desc = blk_get_devnum_by_typename(name, dev);
-			if (!dev_desc)
-				return NULL;
-			if (blk_dselect_hwpart(dev_desc, hwpart))
-				return NULL;
-			return dev_desc;
-		}
-		drvr++;
 	}
-	return NULL;
+	ret = blk_dselect_hwpart(dev_desc, hwpart);
+	if (ret) {
+		debug("%s: Failed to select h/w partition: err-%d\n", __func__,
+		      ret);
+		return NULL;
+	}
+
+	return dev_desc;
 }
 
 struct blk_desc *blk_get_dev(const char *ifname, int dev)
diff --git a/lib/efi_loader/efi_disk.c b/lib/efi_loader/efi_disk.c
index 28e5b7fce5..075fd34014 100644
--- a/lib/efi_loader/efi_disk.c
+++ b/lib/efi_loader/efi_disk.c
@@ -7,6 +7,7 @@
  */
 
 #include <common.h>
+#include <blk.h>
 #include <efi_loader.h>
 #include <inttypes.h>
 #include <part.h>
@@ -142,7 +143,7 @@ static const struct efi_block_io block_io_disk_template = {
 };
 
 static void efi_disk_add_dev(char *name,
-			     const struct block_drvr *cur_drvr,
+			     const struct blk_driver *cur_drvr,
 			     const struct blk_desc *desc,
 			     int dev_index,
 			     lbaint_t offset)
@@ -160,7 +161,7 @@ static void efi_disk_add_dev(char *name,
 	diskobj->parent.protocols[1].open = efi_disk_open_dp;
 	diskobj->parent.handle = diskobj;
 	diskobj->ops = block_io_disk_template;
-	diskobj->ifname = cur_drvr->name;
+	diskobj->ifname = cur_drvr->if_typename;
 	diskobj->dev_index = dev_index;
 	diskobj->offset = offset;
 
@@ -189,7 +190,7 @@ static void efi_disk_add_dev(char *name,
 }
 
 static int efi_disk_create_eltorito(struct blk_desc *desc,
-				    const struct block_drvr *cur_drvr,
+				    const struct blk_driver *cur_drvr,
 				    int diskid)
 {
 	int disks = 0;
@@ -202,8 +203,8 @@ static int efi_disk_create_eltorito(struct blk_desc *desc,
 		return 0;
 
 	while (!part_get_info(desc, part, &info)) {
-		snprintf(devname, sizeof(devname), "%s%d:%d", cur_drvr->name,
-			 diskid, part);
+		snprintf(devname, sizeof(devname), "%s%d:%d",
+			 cur_drvr->if_typename, diskid, part);
 		efi_disk_add_dev(devname, cur_drvr, desc, diskid, info.start);
 		part++;
 		disks++;
@@ -222,25 +223,29 @@ static int efi_disk_create_eltorito(struct blk_desc *desc,
  */
 int efi_disk_register(void)
 {
-	const struct block_drvr *cur_drvr;
-	int i;
+	const struct blk_driver *cur_drvr;
+	int i, if_type;
 	int disks = 0;
 
 	/* Search for all available disk devices */
-	for (cur_drvr = block_drvr; cur_drvr->name; cur_drvr++) {
-		printf("Scanning disks on %s...\n", cur_drvr->name);
+	for (if_type = 0; if_type < IF_TYPE_COUNT; if_type++) {
+		cur_drvr = blk_driver_lookup_type(if_type);
+		if (!cur_drvr)
+			continue;
+
+		printf("Scanning disks on %s...\n", cur_drvr->if_typename);
 		for (i = 0; i < 4; i++) {
 			struct blk_desc *desc;
 			char devname[32] = { 0 }; /* dp->str is u16[32] long */
 
-			desc = blk_get_dev(cur_drvr->name, i);
+			desc = blk_get_devnum_by_type(if_type, i);
 			if (!desc)
 				continue;
 			if (desc->type == DEV_TYPE_UNKNOWN)
 				continue;
 
 			snprintf(devname, sizeof(devname), "%s%d",
-				 cur_drvr->name, i);
+				 cur_drvr->if_typename, i);
 			efi_disk_add_dev(devname, cur_drvr, desc, i, 0);
 			disks++;