openocd: fix SPDX tag format for files .c

[fw/openocd] / src / flash / nand / tcl.c

diff --git a/src/flash/nand/tcl.c b/src/flash/nand/tcl.c
index ca8b9dad4d191d624bdaa5644458b7c0e27ce70e..4bb15faae7cf1d563540ace9ffcccf8ed3a8795a 100644 (file)
--- a/src/flash/nand/tcl.c
+++ b/src/flash/nand/tcl.c
@@ -1,22 +1,11 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
+
 /***************************************************************************
  *   Copyright (C) 2007 by Dominic Rath <Dominic.Rath@gmx.de>              *
  *   Copyright (C) 2002 Thomas Gleixner <tglx@linutronix.de>               *
  *   Copyright (C) 2009 Zachary T Welch <zw@superlucidity.net>             *
  *                                                                         *
  *   Partially based on drivers/mtd/nand_ids.c from Linux.                 *
- *                                                                         *
- *   This program is free software; you can redistribute it and/or modify  *
- *   it under the terms of the GNU General Public License as published by  *
- *   the Free Software Foundation; either version 2 of the License, or     *
- *   (at your option) any later version.                                   *
- *                                                                         *
- *   This program is distributed in the hope that it will be useful,       *
- *   but WITHOUT ANY WARRANTY; without even the implied warranty of        *
- *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the         *
- *   GNU General Public License for more details.                          *
- *                                                                         *
- *   You should have received a copy of the GNU General Public License     *
- *   along with this program.  If not, see <http://www.gnu.org/licenses/>. *
  ***************************************************************************/
 
 #ifdef HAVE_CONFIG_H
@@ -83,10 +72,10 @@ COMMAND_HANDLER(handle_nand_info_command)
 
        struct nand_device *p;
        int retval = CALL_COMMAND_HANDLER(nand_command_get_device, 0, &p);
-       if (ERROR_OK != retval)
+       if (retval != ERROR_OK)
                return retval;
 
-       if (NULL == p->device) {
+       if (!p->device) {
                command_print(CMD, "#%s: not probed", CMD_ARGV[0]);
                return ERROR_OK;
        }
@@ -142,7 +131,7 @@ COMMAND_HANDLER(handle_nand_probe_command)
 
        struct nand_device *p;
        int retval = CALL_COMMAND_HANDLER(nand_command_get_device, 0, &p);
-       if (ERROR_OK != retval)
+       if (retval != ERROR_OK)
                return retval;
 
        retval = nand_probe(p);
@@ -161,7 +150,7 @@ COMMAND_HANDLER(handle_nand_erase_command)
 
        struct nand_device *p;
        int retval = CALL_COMMAND_HANDLER(nand_command_get_device, 0, &p);
-       if (ERROR_OK != retval)
+       if (retval != ERROR_OK)
                return retval;
 
        unsigned long offset;
@@ -208,7 +197,7 @@ COMMAND_HANDLER(handle_nand_check_bad_blocks_command)
 
        struct nand_device *p;
        int retval = CALL_COMMAND_HANDLER(nand_command_get_device, 0, &p);
-       if (ERROR_OK != retval)
+       if (retval != ERROR_OK)
                return retval;
 
        if (CMD_ARGC == 3) {
@@ -246,7 +235,7 @@ COMMAND_HANDLER(handle_nand_write_command)
        struct nand_fileio_state s;
        int retval = CALL_COMMAND_HANDLER(nand_fileio_parse_args,
                        &s, &nand, FILEIO_READ, false, true);
-       if (ERROR_OK != retval)
+       if (retval != ERROR_OK)
                return retval;
 
        uint32_t total_bytes = s.size;
@@ -261,7 +250,7 @@ COMMAND_HANDLER(handle_nand_write_command)
 
                retval = nand_write_page(nand, s.address / nand->page_size,
                                s.page, s.page_size, s.oob, s.oob_size);
-               if (ERROR_OK != retval) {
+               if (retval != ERROR_OK) {
                        command_print(CMD, "failed writing file %s "
                                "to NAND flash %s at offset 0x%8.8" PRIx32,
                                CMD_ARGV[1], CMD_ARGV[0], s.address);
@@ -286,7 +275,7 @@ COMMAND_HANDLER(handle_nand_verify_command)
        struct nand_fileio_state file;
        int retval = CALL_COMMAND_HANDLER(nand_fileio_parse_args,
                        &file, &nand, FILEIO_READ, false, true);
-       if (ERROR_OK != retval)
+       if (retval != ERROR_OK)
                return retval;
 
        struct nand_fileio_state dev;
@@ -295,13 +284,13 @@ COMMAND_HANDLER(handle_nand_verify_command)
        dev.size = file.size;
        dev.oob_format = file.oob_format;
        retval = nand_fileio_start(CMD, nand, NULL, FILEIO_NONE, &dev);
-       if (ERROR_OK != retval)
+       if (retval != ERROR_OK)
                return retval;
 
        while (file.size > 0) {
                retval = nand_read_page(nand, dev.address / dev.page_size,
                                dev.page, dev.page_size, dev.oob, dev.oob_size);
-               if (ERROR_OK != retval) {
+               if (retval != ERROR_OK) {
                        command_print(CMD, "reading NAND flash page failed");
                        nand_fileio_cleanup(&dev);
                        nand_fileio_cleanup(&file);
@@ -346,23 +335,23 @@ COMMAND_HANDLER(handle_nand_dump_command)
        struct nand_fileio_state s;
        int retval = CALL_COMMAND_HANDLER(nand_fileio_parse_args,
                        &s, &nand, FILEIO_WRITE, true, false);
-       if (ERROR_OK != retval)
+       if (retval != ERROR_OK)
                return retval;
 
        while (s.size > 0) {
                size_t size_written;
                retval = nand_read_page(nand, s.address / nand->page_size,
                                s.page, s.page_size, s.oob, s.oob_size);
-               if (ERROR_OK != retval) {
+               if (retval != ERROR_OK) {
                        command_print(CMD, "reading NAND flash page failed");
                        nand_fileio_cleanup(&s);
                        return retval;
                }
 
-               if (NULL != s.page)
+               if (s.page)
                        fileio_write(s.fileio, s.page_size, s.page, &size_written);
 
-               if (NULL != s.oob)
+               if (s.oob)
                        fileio_write(s.fileio, s.oob_size, s.oob, &size_written);
 
                s.size -= nand->page_size;
@@ -388,10 +377,10 @@ COMMAND_HANDLER(handle_nand_raw_access_command)
 
        struct nand_device *p;
        int retval = CALL_COMMAND_HANDLER(nand_command_get_device, 0, &p);
-       if (ERROR_OK != retval)
+       if (retval != ERROR_OK)
                return retval;
 
-       if (NULL == p->device) {
+       if (!p->device) {
                command_print(CMD, "#%s: not probed", CMD_ARGV[0]);
                return ERROR_OK;
        }
@@ -479,8 +468,8 @@ static int nand_init(struct command_context *cmd_ctx)
 {
        if (!nand_devices)
                return ERROR_OK;
-       struct command *parent = command_find_in_context(cmd_ctx, "nand");
-       return register_commands(cmd_ctx, parent, nand_exec_command_handlers);
+
+       return register_commands(cmd_ctx, "nand", nand_exec_command_handlers);
 }
 
 COMMAND_HANDLER(handle_nand_init_command)
@@ -527,14 +516,13 @@ static COMMAND_HELPER(create_nand_device, const char *bank_name,
                return ERROR_COMMAND_ARGUMENT_INVALID;
        }
 
-       if (NULL != controller->commands) {
-               retval = register_commands(CMD_CTX, NULL,
-                               controller->commands);
-               if (ERROR_OK != retval)
+       if (controller->commands) {
+               retval = register_commands(CMD_CTX, NULL, controller->commands);
+               if (retval != ERROR_OK)
                        return retval;
        }
        c = malloc(sizeof(struct nand_device));
-       if (c == NULL) {
+       if (!c) {
                LOG_ERROR("End of memory");
                return ERROR_FAIL;
        }
@@ -552,7 +540,7 @@ static COMMAND_HELPER(create_nand_device, const char *bank_name,
        c->next = NULL;
 
        retval = CALL_COMMAND_HANDLER(controller->nand_device_command, c);
-       if (ERROR_OK != retval) {
+       if (retval != ERROR_OK) {
                LOG_ERROR("'%s' driver rejected nand flash. Usage: %s",
                        controller->name,
                        controller->usage);
@@ -560,7 +548,7 @@ static COMMAND_HELPER(create_nand_device, const char *bank_name,
                return retval;
        }
 
-       if (controller->usage == NULL)
+       if (!controller->usage)
                LOG_DEBUG("'%s' driver usage field missing", controller->name);
 
        nand_device_add(c);
@@ -580,7 +568,7 @@ COMMAND_HANDLER(handle_nand_device_command)
        const char *driver_name = CMD_ARGV[0];
        struct nand_flash_controller *controller;
        controller = nand_driver_find_by_name(CMD_ARGV[0]);
-       if (NULL == controller) {
+       if (!controller) {
                LOG_ERROR("No valid NAND flash driver found (%s)", driver_name);
                return CALL_COMMAND_HANDLER(handle_nand_list_drivers);
        }