fat/fs: remove a bunch of dead code

Spotted by chance, when trying to remove file_fat_ls(), I noticed there
were some dead users of the API.

Signed-off-by: Rob Clark <robdclark@gmail.com>
Acked-by: Stefan Brüns <stefan.bruens@rwth-aachen.de>
Reviewed-by: Simon Glass <sjg@chromium.org>

2 files changed, 0 insertions, 187 deletions

diff --git a/fs/fat/Makefile b/fs/fat/Makefile
index b60e8486c4..3e2a6b01a8 100644
--- a/fs/fat/Makefile
+++ b/fs/fat/Makefile
@@ -5,7 +5,3 @@
 
 obj-$(CONFIG_FS_FAT)	:= fat.o
 obj-$(CONFIG_FAT_WRITE):= fat_write.o
-
-ifndef CONFIG_SPL_BUILD
-obj-$(CONFIG_FS_FAT)	+= file.o
-endif
diff --git a/fs/fat/file.c b/fs/fat/file.c
deleted file mode 100644
index 89706117b9..0000000000
--- a/fs/fat/file.c
+++ /dev/null
@@ -1,183 +0,0 @@
-/*
- * file.c
- *
- * Mini "VFS" by Marcus Sundberg
- *
- * 2002-07-28 - rjones@nexus-tech.net - ported to ppcboot v1.1.6
- * 2003-03-10 - kharris@nexus-tech.net - ported to uboot
- *
- * SPDX-License-Identifier:	GPL-2.0+
- */
-
-#include <common.h>
-#include <config.h>
-#include <malloc.h>
-#include <fat.h>
-#include <linux/stat.h>
-#include <linux/time.h>
-
-/* Supported filesystems */
-static const struct filesystem filesystems[] = {
-	{ file_fat_detectfs,  file_fat_ls,  file_fat_read,  "FAT" },
-};
-#define NUM_FILESYS	(sizeof(filesystems)/sizeof(struct filesystem))
-
-/* The filesystem which was last detected */
-static int current_filesystem = FSTYPE_NONE;
-
-/* The current working directory */
-#define CWD_LEN		511
-char file_cwd[CWD_LEN+1] = "/";
-
-const char *
-file_getfsname(int idx)
-{
-	if (idx < 0 || idx >= NUM_FILESYS)
-		return NULL;
-
-	return filesystems[idx].name;
-}
-
-static void
-pathcpy(char *dest, const char *src)
-{
-	char *origdest = dest;
-
-	do {
-		if (dest-file_cwd >= CWD_LEN) {
-			*dest = '\0';
-			return;
-		}
-		*(dest) = *(src);
-		if (*src == '\0') {
-			if (dest-- != origdest && ISDIRDELIM(*dest)) {
-				*dest = '\0';
-			}
-			return;
-		}
-		++dest;
-
-		if (ISDIRDELIM(*src))
-			while (ISDIRDELIM(*src)) src++;
-		else
-			src++;
-	} while (1);
-}
-
-int
-file_cd(const char *path)
-{
-	if (ISDIRDELIM(*path)) {
-		while (ISDIRDELIM(*path)) path++;
-		strncpy(file_cwd+1, path, CWD_LEN-1);
-	} else {
-		const char *origpath = path;
-		char *tmpstr = file_cwd;
-		int back = 0;
-
-		while (*tmpstr != '\0') tmpstr++;
-		do {
-			tmpstr--;
-		} while (ISDIRDELIM(*tmpstr));
-
-		while (*path == '.') {
-			path++;
-			while (*path == '.') {
-				path++;
-				back++;
-			}
-			if (*path != '\0' && !ISDIRDELIM(*path)) {
-				path = origpath;
-				back = 0;
-				break;
-			}
-			while (ISDIRDELIM(*path)) path++;
-			origpath = path;
-		}
-
-		while (back--) {
-			/* Strip off path component */
-			while (!ISDIRDELIM(*tmpstr)) {
-				tmpstr--;
-			}
-			if (tmpstr == file_cwd) {
-				/* Incremented again right after the loop. */
-				tmpstr--;
-				break;
-			}
-			/* Skip delimiters */
-			while (ISDIRDELIM(*tmpstr)) tmpstr--;
-		}
-		tmpstr++;
-		if (*path == '\0') {
-			if (tmpstr == file_cwd) {
-				*tmpstr = '/';
-				tmpstr++;
-			}
-			*tmpstr = '\0';
-			return 0;
-		}
-		*tmpstr = '/';
-		pathcpy(tmpstr+1, path);
-	}
-
-	return 0;
-}
-
-int
-file_detectfs(void)
-{
-	int i;
-
-	current_filesystem = FSTYPE_NONE;
-
-	for (i = 0; i < NUM_FILESYS; i++) {
-		if (filesystems[i].detect() == 0) {
-			strcpy(file_cwd, "/");
-			current_filesystem = i;
-			break;
-		}
-	}
-
-	return current_filesystem;
-}
-
-int
-file_ls(const char *dir)
-{
-	char fullpath[1024];
-	const char *arg;
-
-	if (current_filesystem == FSTYPE_NONE) {
-		printf("Can't list files without a filesystem!\n");
-		return -1;
-	}
-
-	if (ISDIRDELIM(*dir)) {
-		arg = dir;
-	} else {
-		sprintf(fullpath, "%s/%s", file_cwd, dir);
-		arg = fullpath;
-	}
-	return filesystems[current_filesystem].ls(arg);
-}
-
-int file_read(const char *filename, void *buffer, int maxsize)
-{
-	char fullpath[1024];
-	const char *arg;
-
-	if (current_filesystem == FSTYPE_NONE) {
-		printf("Can't load file without a filesystem!\n");
-		return -1;
-	}
-
-	if (ISDIRDELIM(*filename)) {
-		arg = filename;
-	} else {
-		sprintf(fullpath, "%s/%s", file_cwd, filename);
-		arg = fullpath;
-	}
-
-	return filesystems[current_filesystem].read(arg, buffer, maxsize);
-}