+// SPDX-License-Identifier: GPL-2.0+
/*
* (C) Copyright 2013
* Afzal Mohammed <afzal.mohd.ma@gmail.com>
* Reference: dfu_mmc.c
* Copyright (C) 2012 Samsung Electronics
* author: Lukasz Majewski <l.majewski@samsung.com>
- *
- * SPDX-License-Identifier: GPL-2.0+
*/
#include <common.h>
u64 offset, void *buf, long *len)
{
if (dfu->layout != DFU_RAM_ADDR) {
- error("unsupported layout: %s\n", dfu_get_layout(dfu->layout));
+ pr_err("unsupported layout: %s\n", dfu_get_layout(dfu->layout));
return -EINVAL;
}
if (offset > dfu->data.ram.size) {
- error("request exceeds allowed area\n");
+ pr_err("request exceeds allowed area\n");
return -EINVAL;
}
return dfu_transfer_medium_ram(DFU_OP_WRITE, dfu, offset, buf, len);
}
-long dfu_get_medium_size_ram(struct dfu_entity *dfu)
+int dfu_get_medium_size_ram(struct dfu_entity *dfu, u64 *size)
{
- return dfu->data.ram.size;
+ *size = dfu->data.ram.size;
+
+ return 0;
}
static int dfu_read_medium_ram(struct dfu_entity *dfu, u64 offset,
int dfu_fill_entity_ram(struct dfu_entity *dfu, char *devstr, char *s)
{
- char *st;
+ const char *argv[3];
+ const char **parg = argv;
+
+ for (; parg < argv + sizeof(argv) / sizeof(*argv); ++parg) {
+ *parg = strsep(&s, " ");
+ if (*parg == NULL) {
+ pr_err("Invalid number of arguments.\n");
+ return -ENODEV;
+ }
+ }
dfu->dev_type = DFU_DEV_RAM;
- st = strsep(&s, " ");
- if (strcmp(st, "ram")) {
- error("unsupported device: %s\n", st);
+ if (strcmp(argv[0], "ram")) {
+ pr_err("unsupported device: %s\n", argv[0]);
return -ENODEV;
}
dfu->layout = DFU_RAM_ADDR;
- dfu->data.ram.start = (void *)simple_strtoul(s, &s, 16);
- s++;
- dfu->data.ram.size = simple_strtoul(s, &s, 16);
+ dfu->data.ram.start = (void *)simple_strtoul(argv[1], NULL, 16);
+ dfu->data.ram.size = simple_strtoul(argv[2], NULL, 16);
dfu->write_medium = dfu_write_medium_ram;
dfu->get_medium_size = dfu_get_medium_size_ram;