dm: ide: Adjust the 'ide' command to use blk_common_cmd()

Instead of having separate code in the 'ide' command, adjust it to use
the common function.

Signed-off-by: Simon Glass <sjg@chromium.org>
Reviewed-by: Bin Meng <bmeng.cn@gmail.com>

cmd/ide.c

@@ -34,116 +34,15 @@ static int curr_device = -1;
 
 int do_ide(cmd_tbl_t *cmdtp, int flag, int argc, char *const argv[])
 {
-	int rcode = 0;
-
-	switch (argc) {
-	case 0:
-	case 1:
-		return CMD_RET_USAGE;
-	case 2:
+	if (argc == 2) {
 		if (strncmp(argv[1], "res", 3) == 0) {
 			puts("\nReset IDE: ");
 			ide_init();
 			return 0;
-		} else if (strncmp(argv[1], "inf", 3) == 0) {
-			blk_list_devices(IF_TYPE_IDE);
-			return 0;
-
-		} else if (strncmp(argv[1], "dev", 3) == 0) {
-			if (blk_print_device_num(IF_TYPE_IDE, curr_device)) {
-				printf("\nno IDE devices available\n");
-				return CMD_RET_FAILURE;
-			}
-
-			return 0;
-		} else if (strncmp(argv[1], "part", 4) == 0) {
-			if (blk_list_part(IF_TYPE_IDE))
-				printf("\nno IDE devices available\n");
-			return 1;
 		}
-		return CMD_RET_USAGE;
-	case 3:
-		if (strncmp(argv[1], "dev", 3) == 0) {
-			int dev = (int)simple_strtoul(argv[2], NULL, 10);
-
-			if (!blk_show_device(IF_TYPE_IDE, dev)) {
-				curr_device = dev;
-				printf("... is now current device\n");
-			} else {
-				return CMD_RET_FAILURE;
-			}
-			return 0;
-		} else if (strncmp(argv[1], "part", 4) == 0) {
-			int dev = (int)simple_strtoul(argv[2], NULL, 10);
-
-			if (blk_print_part_devnum(IF_TYPE_IDE, dev)) {
-				printf("\nIDE device %d not available\n", dev);
-				return CMD_RET_FAILURE;
-			}
-			return 1;
-		}
-
-		return CMD_RET_USAGE;
-	default:
-		/* at least 4 args */
-
-		if (strcmp(argv[1], "read") == 0) {
-			ulong addr = simple_strtoul(argv[2], NULL, 16);
-			ulong cnt = simple_strtoul(argv[4], NULL, 16);
-			ulong n;
-
-#ifdef CONFIG_SYS_64BIT_LBA
-			lbaint_t blk = simple_strtoull(argv[3], NULL, 16);
-
-			printf("\nIDE read: device %d block # %lld, count %ld...",
-			       curr_device, blk, cnt);
-#else
-			lbaint_t blk = simple_strtoul(argv[3], NULL, 16);
-
-			printf("\nIDE read: device %d block # %ld, count %ld...",
-			       curr_device, blk, cnt);
-#endif
-
-			n = blk_read_devnum(IF_TYPE_IDE, curr_device, blk, cnt,
-					    (ulong *)addr);
-
-			printf("%ld blocks read: %s\n",
-			       n, (n == cnt) ? "OK" : "ERROR");
-			if (n == cnt)
-				return 0;
-			else
-				return 1;
-		} else if (strcmp(argv[1], "write") == 0) {
-			ulong addr = simple_strtoul(argv[2], NULL, 16);
-			ulong cnt = simple_strtoul(argv[4], NULL, 16);
-			ulong n;
-
-#ifdef CONFIG_SYS_64BIT_LBA
-			lbaint_t blk = simple_strtoull(argv[3], NULL, 16);
-
-			printf("\nIDE write: device %d block # %lld, count %ld...",
-			       curr_device, blk, cnt);
-#else
-			lbaint_t blk = simple_strtoul(argv[3], NULL, 16);
-
-			printf("\nIDE write: device %d block # %ld, count %ld...",
-			       curr_device, blk, cnt);
-#endif
-			n = blk_write_devnum(IF_TYPE_IDE, curr_device, blk, cnt,
-					     (ulong *)addr);
-
-			printf("%ld blocks written: %s\n", n,
-			       n == cnt ? "OK" : "ERROR");
-			if (n == cnt)
-				return 0;
-			else
-				return 1;
-		} else {
-			return CMD_RET_USAGE;
-		}
-
-		return rcode;
 	}
+
+	return blk_common_cmd(argc, argv, IF_TYPE_IDE, &curr_device);
 }
 
 int do_diskboot(cmd_tbl_t *cmdtp, int flag, int argc, char *const argv[])