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	On systems without usb gadget dfu core fails which was reported by error
but command itself returns pass which breaks any usage in a script.
That's why propagate error from run_usb_dnl_gadget().
Fixes: 16297cfb2a20 ("usb: new board-specific USB init interface")
Signed-off-by: Michal Simek <michal.simek@xilinx.com>
		
	
			
		
			
				
	
	
		
			116 lines
		
	
	
		
			2.6 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
			
		
		
	
	
			116 lines
		
	
	
		
			2.6 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
// SPDX-License-Identifier: GPL-2.0+
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/*
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 * cmd_dfu.c -- dfu command
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 *
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 * Copyright (C) 2015
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 * Lukasz Majewski <l.majewski@majess.pl>
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 *
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 * Copyright (C) 2012 Samsung Electronics
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 * authors: Andrzej Pietrasiewicz <andrzej.p@samsung.com>
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 *	    Lukasz Majewski <l.majewski@samsung.com>
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 */
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#include <common.h>
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#include <command.h>
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#include <watchdog.h>
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#include <dfu.h>
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#include <console.h>
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#include <g_dnl.h>
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#include <usb.h>
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#include <net.h>
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static int do_dfu(struct cmd_tbl *cmdtp, int flag, int argc, char *const argv[])
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{
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	if (argc < 2)
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		return CMD_RET_USAGE;
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#ifdef CONFIG_DFU_OVER_USB
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	char *usb_controller = argv[1];
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#endif
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#if defined(CONFIG_DFU_OVER_USB) || defined(CONFIG_DFU_OVER_TFTP)
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	char *interface = NULL;
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	char *devstring = NULL;
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#if defined(CONFIG_DFU_TIMEOUT) || defined(CONFIG_DFU_OVER_TFTP)
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	unsigned long value = 0;
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#endif
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	if (argc >= 4) {
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		interface = argv[2];
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		devstring = argv[3];
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	}
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#if defined(CONFIG_DFU_TIMEOUT) || defined(CONFIG_DFU_OVER_TFTP)
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	if (argc == 5 || argc == 3)
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		value = simple_strtoul(argv[argc - 1], NULL, 0);
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#endif
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#endif
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	int ret = 0;
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#ifdef CONFIG_DFU_OVER_TFTP
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	if (!strcmp(argv[1], "tftp"))
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		return update_tftp(value, interface, devstring);
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#endif
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#ifdef CONFIG_DFU_OVER_USB
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	ret = dfu_init_env_entities(interface, devstring);
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	if (ret)
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		goto done;
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#ifdef CONFIG_DFU_TIMEOUT
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	dfu_set_timeout(value * 1000);
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#endif
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	ret = CMD_RET_SUCCESS;
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	if (strcmp(argv[argc - 1], "list") == 0) {
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		dfu_show_entities();
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		goto done;
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	}
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	int controller_index = simple_strtoul(usb_controller, NULL, 0);
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	bool retry = false;
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	do {
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		ret = run_usb_dnl_gadget(controller_index, "usb_dnl_dfu");
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		if (dfu_reinit_needed) {
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			dfu_free_entities();
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			ret = dfu_init_env_entities(interface, devstring);
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			if (ret)
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				goto done;
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			retry = true;
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		}
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	} while (retry);
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done:
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	dfu_free_entities();
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#endif
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	return ret;
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}
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U_BOOT_CMD(dfu, CONFIG_SYS_MAXARGS, 1, do_dfu,
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	"Device Firmware Upgrade",
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	""
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#ifdef CONFIG_DFU_OVER_USB
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#ifdef CONFIG_DFU_TIMEOUT
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	"<USB_controller> [<interface> <dev>] [<timeout>] [list]\n"
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#else
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	"<USB_controller> [<interface> <dev>] [list]\n"
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#endif
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	"  - device firmware upgrade via <USB_controller>\n"
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	"    on device <dev>, attached to interface\n"
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	"    <interface>\n"
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#ifdef CONFIG_DFU_TIMEOUT
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	"    [<timeout>] - specify inactivity timeout in seconds\n"
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#endif
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	"    [list] - list available alt settings\n"
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#endif
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#ifdef CONFIG_DFU_OVER_TFTP
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#ifdef CONFIG_DFU_OVER_USB
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	"dfu "
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#endif
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	"tftp [<interface> <dev>] [<addr>]\n"
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	"  - device firmware upgrade via TFTP\n"
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	"    on device <dev>, attached to interface\n"
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	"    <interface>\n"
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	"    [<addr>] - address where FIT image has been stored\n"
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#endif
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);
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