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-rw-r--r--drivers/mtd/maps/Kconfig7
-rw-r--r--drivers/mtd/maps/Makefile1
-rw-r--r--drivers/mtd/maps/sbc8240.c250
-rw-r--r--drivers/mtd/mtd_blkdevs.c6
-rw-r--r--drivers/mtd/mtdblock.c16
-rw-r--r--drivers/mtd/mtdcore.c7
-rw-r--r--drivers/mtd/nand/orion_nand.c2
-rw-r--r--drivers/mtd/onenand/omap2.c3
-rw-r--r--drivers/mtd/ubi/eba.c1
-rw-r--r--drivers/mtd/ubi/scan.c13
10 files changed, 38 insertions, 268 deletions
diff --git a/drivers/mtd/maps/Kconfig b/drivers/mtd/maps/Kconfig
index 0b98654d8eed..7a58bd5522fd 100644
--- a/drivers/mtd/maps/Kconfig
+++ b/drivers/mtd/maps/Kconfig
@@ -284,13 +284,6 @@ config MTD_L440GX
284 284
285 BE VERY CAREFUL. 285 BE VERY CAREFUL.
286 286
287config MTD_SBC8240
288 tristate "Flash device on SBC8240"
289 depends on MTD_JEDECPROBE && 8260
290 help
291 Flash access on the SBC8240 board from Wind River. See
292 <http://www.windriver.com/products/sbc8240/>
293
294config MTD_TQM8XXL 287config MTD_TQM8XXL
295 tristate "CFI Flash device mapped on TQM8XXL" 288 tristate "CFI Flash device mapped on TQM8XXL"
296 depends on MTD_CFI && TQM8xxL 289 depends on MTD_CFI && TQM8xxL
diff --git a/drivers/mtd/maps/Makefile b/drivers/mtd/maps/Makefile
index 8bae7f9850c0..5beb0662d724 100644
--- a/drivers/mtd/maps/Makefile
+++ b/drivers/mtd/maps/Makefile
@@ -50,7 +50,6 @@ obj-$(CONFIG_MTD_UCLINUX) += uclinux.o
50obj-$(CONFIG_MTD_NETtel) += nettel.o 50obj-$(CONFIG_MTD_NETtel) += nettel.o
51obj-$(CONFIG_MTD_SCB2_FLASH) += scb2_flash.o 51obj-$(CONFIG_MTD_SCB2_FLASH) += scb2_flash.o
52obj-$(CONFIG_MTD_H720X) += h720x-flash.o 52obj-$(CONFIG_MTD_H720X) += h720x-flash.o
53obj-$(CONFIG_MTD_SBC8240) += sbc8240.o
54obj-$(CONFIG_MTD_IXP4XX) += ixp4xx.o 53obj-$(CONFIG_MTD_IXP4XX) += ixp4xx.o
55obj-$(CONFIG_MTD_IXP2000) += ixp2000.o 54obj-$(CONFIG_MTD_IXP2000) += ixp2000.o
56obj-$(CONFIG_MTD_WRSBC8260) += wr_sbc82xx_flash.o 55obj-$(CONFIG_MTD_WRSBC8260) += wr_sbc82xx_flash.o
diff --git a/drivers/mtd/maps/sbc8240.c b/drivers/mtd/maps/sbc8240.c
deleted file mode 100644
index d5374cdcb163..000000000000
--- a/drivers/mtd/maps/sbc8240.c
+++ /dev/null
@@ -1,250 +0,0 @@
1/*
2 * Handle mapping of the flash memory access routines on the SBC8240 board.
3 *
4 * Carolyn Smith, Tektronix, Inc.
5 *
6 * This code is GPLed
7 */
8
9/*
10 * The SBC8240 has 2 flash banks.
11 * Bank 0 is a 512 KiB AMD AM29F040B; 8 x 64 KiB sectors.
12 * It contains the U-Boot code (7 sectors) and the environment (1 sector).
13 * Bank 1 is 4 x 1 MiB AMD AM29LV800BT; 15 x 64 KiB sectors, 1 x 32 KiB sector,
14 * 2 x 8 KiB sectors, 1 x 16 KiB sectors.
15 * Both parts are JEDEC compatible.
16 */
17
18#include <linux/module.h>
19#include <linux/types.h>
20#include <linux/kernel.h>
21#include <asm/io.h>
22
23#include <linux/mtd/mtd.h>
24#include <linux/mtd/map.h>
25#include <linux/mtd/cfi.h>
26
27#ifdef CONFIG_MTD_PARTITIONS
28#include <linux/mtd/partitions.h>
29#endif
30
31#define DEBUG
32
33#ifdef DEBUG
34# define debugk(fmt,args...) printk(fmt ,##args)
35#else
36# define debugk(fmt,args...)
37#endif
38
39
40#define WINDOW_ADDR0 0xFFF00000 /* 512 KiB */
41#define WINDOW_SIZE0 0x00080000
42#define BUSWIDTH0 1
43
44#define WINDOW_ADDR1 0xFF000000 /* 4 MiB */
45#define WINDOW_SIZE1 0x00400000
46#define BUSWIDTH1 8
47
48#define MSG_PREFIX "sbc8240:" /* prefix for our printk()'s */
49#define MTDID "sbc8240-%d" /* for mtdparts= partitioning */
50
51
52static struct map_info sbc8240_map[2] = {
53 {
54 .name = "sbc8240 Flash Bank #0",
55 .size = WINDOW_SIZE0,
56 .bankwidth = BUSWIDTH0,
57 },
58 {
59 .name = "sbc8240 Flash Bank #1",
60 .size = WINDOW_SIZE1,
61 .bankwidth = BUSWIDTH1,
62 }
63};
64
65#define NUM_FLASH_BANKS ARRAY_SIZE(sbc8240_map)
66
67/*
68 * The following defines the partition layout of SBC8240 boards.
69 *
70 * See include/linux/mtd/partitions.h for definition of the
71 * mtd_partition structure.
72 *
73 * The *_max_flash_size is the maximum possible mapped flash size
74 * which is not necessarily the actual flash size. It must correspond
75 * to the value specified in the mapping definition defined by the
76 * "struct map_desc *_io_desc" for the corresponding machine.
77 */
78
79#ifdef CONFIG_MTD_PARTITIONS
80
81static struct mtd_partition sbc8240_uboot_partitions [] = {
82 /* Bank 0 */
83 {
84 .name = "U-boot", /* U-Boot Firmware */
85 .offset = 0,
86 .size = 0x00070000, /* 7 x 64 KiB sectors */
87 .mask_flags = MTD_WRITEABLE, /* force read-only */
88 },
89 {
90 .name = "environment", /* U-Boot environment */
91 .offset = 0x00070000,
92 .size = 0x00010000, /* 1 x 64 KiB sector */
93 },
94};
95
96static struct mtd_partition sbc8240_fs_partitions [] = {
97 {
98 .name = "jffs", /* JFFS filesystem */
99 .offset = 0,
100 .size = 0x003C0000, /* 4 * 15 * 64KiB */
101 },
102 {
103 .name = "tmp32",
104 .offset = 0x003C0000,
105 .size = 0x00020000, /* 4 * 32KiB */
106 },
107 {
108 .name = "tmp8a",
109 .offset = 0x003E0000,
110 .size = 0x00008000, /* 4 * 8KiB */
111 },
112 {
113 .name = "tmp8b",
114 .offset = 0x003E8000,
115 .size = 0x00008000, /* 4 * 8KiB */
116 },
117 {
118 .name = "tmp16",
119 .offset = 0x003F0000,
120 .size = 0x00010000, /* 4 * 16KiB */
121 }
122};
123
124/* trivial struct to describe partition information */
125struct mtd_part_def
126{
127 int nums;
128 unsigned char *type;
129 struct mtd_partition* mtd_part;
130};
131
132static struct mtd_info *sbc8240_mtd[NUM_FLASH_BANKS];
133static struct mtd_part_def sbc8240_part_banks[NUM_FLASH_BANKS];
134
135
136#endif /* CONFIG_MTD_PARTITIONS */
137
138
139static int __init init_sbc8240_mtd (void)
140{
141 static struct _cjs {
142 u_long addr;
143 u_long size;
144 } pt[NUM_FLASH_BANKS] = {
145 {
146 .addr = WINDOW_ADDR0,
147 .size = WINDOW_SIZE0
148 },
149 {
150 .addr = WINDOW_ADDR1,
151 .size = WINDOW_SIZE1
152 },
153 };
154
155 int devicesfound = 0;
156 int i,j;
157
158 for (i = 0; i < NUM_FLASH_BANKS; i++) {
159 printk (KERN_NOTICE MSG_PREFIX
160 "Probing 0x%08lx at 0x%08lx\n", pt[i].size, pt[i].addr);
161
162 sbc8240_map[i].map_priv_1 =
163 (unsigned long) ioremap (pt[i].addr, pt[i].size);
164 if (!sbc8240_map[i].map_priv_1) {
165 printk (MSG_PREFIX "failed to ioremap\n");
166 for (j = 0; j < i; j++) {
167 iounmap((void *) sbc8240_map[j].map_priv_1);
168 sbc8240_map[j].map_priv_1 = 0;
169 }
170 return -EIO;
171 }
172 simple_map_init(&sbc8240_mtd[i]);
173
174 sbc8240_mtd[i] = do_map_probe("jedec_probe", &sbc8240_map[i]);
175
176 if (sbc8240_mtd[i]) {
177 sbc8240_mtd[i]->module = THIS_MODULE;
178 devicesfound++;
179 } else {
180 if (sbc8240_map[i].map_priv_1) {
181 iounmap((void *) sbc8240_map[i].map_priv_1);
182 sbc8240_map[i].map_priv_1 = 0;
183 }
184 }
185 }
186
187 if (!devicesfound) {
188 printk(KERN_NOTICE MSG_PREFIX
189 "No suppported flash chips found!\n");
190 return -ENXIO;
191 }
192
193#ifdef CONFIG_MTD_PARTITIONS
194 sbc8240_part_banks[0].mtd_part = sbc8240_uboot_partitions;
195 sbc8240_part_banks[0].type = "static image";
196 sbc8240_part_banks[0].nums = ARRAY_SIZE(sbc8240_uboot_partitions);
197 sbc8240_part_banks[1].mtd_part = sbc8240_fs_partitions;
198 sbc8240_part_banks[1].type = "static file system";
199 sbc8240_part_banks[1].nums = ARRAY_SIZE(sbc8240_fs_partitions);
200
201 for (i = 0; i < NUM_FLASH_BANKS; i++) {
202
203 if (!sbc8240_mtd[i]) continue;
204 if (sbc8240_part_banks[i].nums == 0) {
205 printk (KERN_NOTICE MSG_PREFIX
206 "No partition info available, registering whole device\n");
207 add_mtd_device(sbc8240_mtd[i]);
208 } else {
209 printk (KERN_NOTICE MSG_PREFIX
210 "Using %s partition definition\n", sbc8240_part_banks[i].mtd_part->name);
211 add_mtd_partitions (sbc8240_mtd[i],
212 sbc8240_part_banks[i].mtd_part,
213 sbc8240_part_banks[i].nums);
214 }
215 }
216#else
217 printk(KERN_NOTICE MSG_PREFIX
218 "Registering %d flash banks at once\n", devicesfound);
219
220 for (i = 0; i < devicesfound; i++) {
221 add_mtd_device(sbc8240_mtd[i]);
222 }
223#endif /* CONFIG_MTD_PARTITIONS */
224
225 return devicesfound == 0 ? -ENXIO : 0;
226}
227
228static void __exit cleanup_sbc8240_mtd (void)
229{
230 int i;
231
232 for (i = 0; i < NUM_FLASH_BANKS; i++) {
233 if (sbc8240_mtd[i]) {
234 del_mtd_device (sbc8240_mtd[i]);
235 map_destroy (sbc8240_mtd[i]);
236 }
237 if (sbc8240_map[i].map_priv_1) {
238 iounmap ((void *) sbc8240_map[i].map_priv_1);
239 sbc8240_map[i].map_priv_1 = 0;
240 }
241 }
242}
243
244module_init (init_sbc8240_mtd);
245module_exit (cleanup_sbc8240_mtd);
246
247MODULE_LICENSE ("GPL");
248MODULE_AUTHOR ("Carolyn Smith <carolyn.smith@tektronix.com>");
249MODULE_DESCRIPTION ("MTD map driver for SBC8240 boards");
250
diff --git a/drivers/mtd/mtd_blkdevs.c b/drivers/mtd/mtd_blkdevs.c
index c3f62654b6df..7baba40c1ed2 100644
--- a/drivers/mtd/mtd_blkdevs.c
+++ b/drivers/mtd/mtd_blkdevs.c
@@ -144,7 +144,7 @@ static int blktrans_open(struct block_device *bdev, fmode_t mode)
144 struct mtd_blktrans_ops *tr = dev->tr; 144 struct mtd_blktrans_ops *tr = dev->tr;
145 int ret = -ENODEV; 145 int ret = -ENODEV;
146 146
147 if (!try_module_get(dev->mtd->owner)) 147 if (!get_mtd_device(NULL, dev->mtd->index))
148 goto out; 148 goto out;
149 149
150 if (!try_module_get(tr->owner)) 150 if (!try_module_get(tr->owner))
@@ -158,7 +158,7 @@ static int blktrans_open(struct block_device *bdev, fmode_t mode)
158 ret = 0; 158 ret = 0;
159 if (tr->open && (ret = tr->open(dev))) { 159 if (tr->open && (ret = tr->open(dev))) {
160 dev->mtd->usecount--; 160 dev->mtd->usecount--;
161 module_put(dev->mtd->owner); 161 put_mtd_device(dev->mtd);
162 out_tr: 162 out_tr:
163 module_put(tr->owner); 163 module_put(tr->owner);
164 } 164 }
@@ -177,7 +177,7 @@ static int blktrans_release(struct gendisk *disk, fmode_t mode)
177 177
178 if (!ret) { 178 if (!ret) {
179 dev->mtd->usecount--; 179 dev->mtd->usecount--;
180 module_put(dev->mtd->owner); 180 put_mtd_device(dev->mtd);
181 module_put(tr->owner); 181 module_put(tr->owner);
182 } 182 }
183 183
diff --git a/drivers/mtd/mtdblock.c b/drivers/mtd/mtdblock.c
index 208c6faa0358..77db5ce24d92 100644
--- a/drivers/mtd/mtdblock.c
+++ b/drivers/mtd/mtdblock.c
@@ -29,6 +29,8 @@ static struct mtdblk_dev {
29 enum { STATE_EMPTY, STATE_CLEAN, STATE_DIRTY } cache_state; 29 enum { STATE_EMPTY, STATE_CLEAN, STATE_DIRTY } cache_state;
30} *mtdblks[MAX_MTD_DEVICES]; 30} *mtdblks[MAX_MTD_DEVICES];
31 31
32static struct mutex mtdblks_lock;
33
32/* 34/*
33 * Cache stuff... 35 * Cache stuff...
34 * 36 *
@@ -270,15 +272,19 @@ static int mtdblock_open(struct mtd_blktrans_dev *mbd)
270 272
271 DEBUG(MTD_DEBUG_LEVEL1,"mtdblock_open\n"); 273 DEBUG(MTD_DEBUG_LEVEL1,"mtdblock_open\n");
272 274
275 mutex_lock(&mtdblks_lock);
273 if (mtdblks[dev]) { 276 if (mtdblks[dev]) {
274 mtdblks[dev]->count++; 277 mtdblks[dev]->count++;
278 mutex_unlock(&mtdblks_lock);
275 return 0; 279 return 0;
276 } 280 }
277 281
278 /* OK, it's not open. Create cache info for it */ 282 /* OK, it's not open. Create cache info for it */
279 mtdblk = kzalloc(sizeof(struct mtdblk_dev), GFP_KERNEL); 283 mtdblk = kzalloc(sizeof(struct mtdblk_dev), GFP_KERNEL);
280 if (!mtdblk) 284 if (!mtdblk) {
285 mutex_unlock(&mtdblks_lock);
281 return -ENOMEM; 286 return -ENOMEM;
287 }
282 288
283 mtdblk->count = 1; 289 mtdblk->count = 1;
284 mtdblk->mtd = mtd; 290 mtdblk->mtd = mtd;
@@ -291,6 +297,7 @@ static int mtdblock_open(struct mtd_blktrans_dev *mbd)
291 } 297 }
292 298
293 mtdblks[dev] = mtdblk; 299 mtdblks[dev] = mtdblk;
300 mutex_unlock(&mtdblks_lock);
294 301
295 DEBUG(MTD_DEBUG_LEVEL1, "ok\n"); 302 DEBUG(MTD_DEBUG_LEVEL1, "ok\n");
296 303
@@ -304,6 +311,8 @@ static int mtdblock_release(struct mtd_blktrans_dev *mbd)
304 311
305 DEBUG(MTD_DEBUG_LEVEL1, "mtdblock_release\n"); 312 DEBUG(MTD_DEBUG_LEVEL1, "mtdblock_release\n");
306 313
314 mutex_lock(&mtdblks_lock);
315
307 mutex_lock(&mtdblk->cache_mutex); 316 mutex_lock(&mtdblk->cache_mutex);
308 write_cached_data(mtdblk); 317 write_cached_data(mtdblk);
309 mutex_unlock(&mtdblk->cache_mutex); 318 mutex_unlock(&mtdblk->cache_mutex);
@@ -316,6 +325,9 @@ static int mtdblock_release(struct mtd_blktrans_dev *mbd)
316 vfree(mtdblk->cache_data); 325 vfree(mtdblk->cache_data);
317 kfree(mtdblk); 326 kfree(mtdblk);
318 } 327 }
328
329 mutex_unlock(&mtdblks_lock);
330
319 DEBUG(MTD_DEBUG_LEVEL1, "ok\n"); 331 DEBUG(MTD_DEBUG_LEVEL1, "ok\n");
320 332
321 return 0; 333 return 0;
@@ -376,6 +388,8 @@ static struct mtd_blktrans_ops mtdblock_tr = {
376 388
377static int __init init_mtdblock(void) 389static int __init init_mtdblock(void)
378{ 390{
391 mutex_init(&mtdblks_lock);
392
379 return register_mtd_blktrans(&mtdblock_tr); 393 return register_mtd_blktrans(&mtdblock_tr);
380} 394}
381 395
diff --git a/drivers/mtd/mtdcore.c b/drivers/mtd/mtdcore.c
index fac54a3fa3f1..00ebf7af7467 100644
--- a/drivers/mtd/mtdcore.c
+++ b/drivers/mtd/mtdcore.c
@@ -65,8 +65,8 @@ static void mtd_release(struct device *dev)
65static int mtd_cls_suspend(struct device *dev, pm_message_t state) 65static int mtd_cls_suspend(struct device *dev, pm_message_t state)
66{ 66{
67 struct mtd_info *mtd = dev_to_mtd(dev); 67 struct mtd_info *mtd = dev_to_mtd(dev);
68 68
69 if (mtd->suspend) 69 if (mtd && mtd->suspend)
70 return mtd->suspend(mtd); 70 return mtd->suspend(mtd);
71 else 71 else
72 return 0; 72 return 0;
@@ -76,7 +76,7 @@ static int mtd_cls_resume(struct device *dev)
76{ 76{
77 struct mtd_info *mtd = dev_to_mtd(dev); 77 struct mtd_info *mtd = dev_to_mtd(dev);
78 78
79 if (mtd->resume) 79 if (mtd && mtd->resume)
80 mtd->resume(mtd); 80 mtd->resume(mtd);
81 return 0; 81 return 0;
82} 82}
@@ -298,6 +298,7 @@ int add_mtd_device(struct mtd_info *mtd)
298 mtd->dev.class = &mtd_class; 298 mtd->dev.class = &mtd_class;
299 mtd->dev.devt = MTD_DEVT(i); 299 mtd->dev.devt = MTD_DEVT(i);
300 dev_set_name(&mtd->dev, "mtd%d", i); 300 dev_set_name(&mtd->dev, "mtd%d", i);
301 dev_set_drvdata(&mtd->dev, mtd);
301 if (device_register(&mtd->dev) != 0) { 302 if (device_register(&mtd->dev) != 0) {
302 mtd_table[i] = NULL; 303 mtd_table[i] = NULL;
303 break; 304 break;
diff --git a/drivers/mtd/nand/orion_nand.c b/drivers/mtd/nand/orion_nand.c
index 7ad972229db4..0d9d4bc9c762 100644
--- a/drivers/mtd/nand/orion_nand.c
+++ b/drivers/mtd/nand/orion_nand.c
@@ -61,7 +61,7 @@ static void orion_nand_read_buf(struct mtd_info *mtd, uint8_t *buf, int len)
61 buf64 = (uint64_t *)buf; 61 buf64 = (uint64_t *)buf;
62 while (i < len/8) { 62 while (i < len/8) {
63 uint64_t x; 63 uint64_t x;
64 asm ("ldrd\t%0, [%1]" : "=r" (x) : "r" (io_base)); 64 asm volatile ("ldrd\t%0, [%1]" : "=&r" (x) : "r" (io_base));
65 buf64[i++] = x; 65 buf64[i++] = x;
66 } 66 }
67 i *= 8; 67 i *= 8;
diff --git a/drivers/mtd/onenand/omap2.c b/drivers/mtd/onenand/omap2.c
index 38d656b9b2ee..0108ed42e877 100644
--- a/drivers/mtd/onenand/omap2.c
+++ b/drivers/mtd/onenand/omap2.c
@@ -266,7 +266,7 @@ static inline int omap2_onenand_bufferram_offset(struct mtd_info *mtd, int area)
266 266
267 if (ONENAND_CURRENT_BUFFERRAM(this)) { 267 if (ONENAND_CURRENT_BUFFERRAM(this)) {
268 if (area == ONENAND_DATARAM) 268 if (area == ONENAND_DATARAM)
269 return mtd->writesize; 269 return this->writesize;
270 if (area == ONENAND_SPARERAM) 270 if (area == ONENAND_SPARERAM)
271 return mtd->oobsize; 271 return mtd->oobsize;
272 } 272 }
@@ -770,6 +770,7 @@ static int __devexit omap2_onenand_remove(struct platform_device *pdev)
770 } 770 }
771 iounmap(c->onenand.base); 771 iounmap(c->onenand.base);
772 release_mem_region(c->phys_base, ONENAND_IO_SIZE); 772 release_mem_region(c->phys_base, ONENAND_IO_SIZE);
773 gpmc_cs_free(c->gpmc_cs);
773 kfree(c); 774 kfree(c);
774 775
775 return 0; 776 return 0;
diff --git a/drivers/mtd/ubi/eba.c b/drivers/mtd/ubi/eba.c
index 0f2034c3ed2f..e4d9ef0c965a 100644
--- a/drivers/mtd/ubi/eba.c
+++ b/drivers/mtd/ubi/eba.c
@@ -1254,6 +1254,7 @@ out_free:
1254 if (!ubi->volumes[i]) 1254 if (!ubi->volumes[i])
1255 continue; 1255 continue;
1256 kfree(ubi->volumes[i]->eba_tbl); 1256 kfree(ubi->volumes[i]->eba_tbl);
1257 ubi->volumes[i]->eba_tbl = NULL;
1257 } 1258 }
1258 return err; 1259 return err;
1259} 1260}
diff --git a/drivers/mtd/ubi/scan.c b/drivers/mtd/ubi/scan.c
index a423131b6171..b847745394b4 100644
--- a/drivers/mtd/ubi/scan.c
+++ b/drivers/mtd/ubi/scan.c
@@ -781,11 +781,22 @@ static int process_eb(struct ubi_device *ubi, struct ubi_scan_info *si,
781 return -EINVAL; 781 return -EINVAL;
782 } 782 }
783 783
784 /*
785 * Make sure that all PEBs have the same image sequence number.
786 * This allows us to detect situations when users flash UBI
787 * images incorrectly, so that the flash has the new UBI image
788 * and leftovers from the old one. This feature was added
789 * relatively recently, and the sequence number was always
790 * zero, because old UBI implementations always set it to zero.
791 * For this reasons, we do not panic if some PEBs have zero
792 * sequence number, while other PEBs have non-zero sequence
793 * number.
794 */
784 image_seq = be32_to_cpu(ech->image_seq); 795 image_seq = be32_to_cpu(ech->image_seq);
785 if (!si->image_seq_set) { 796 if (!si->image_seq_set) {
786 ubi->image_seq = image_seq; 797 ubi->image_seq = image_seq;
787 si->image_seq_set = 1; 798 si->image_seq_set = 1;
788 } else if (ubi->image_seq != image_seq) { 799 } else if (ubi->image_seq && ubi->image_seq != image_seq) {
789 ubi_err("bad image sequence number %d in PEB %d, " 800 ubi_err("bad image sequence number %d in PEB %d, "
790 "expected %d", image_seq, pnum, ubi->image_seq); 801 "expected %d", image_seq, pnum, ubi->image_seq);
791 ubi_dbg_dump_ec_hdr(ech); 802 ubi_dbg_dump_ec_hdr(ech);