| /kernel/linux/linux-5.10/drivers/mtd/ |
| D | mtdcore.c | 3 * Core registration and callback routines for MTD
32 #include <linux/mtd/mtd.h>
33 #include <linux/mtd/partitions.h>
43 struct mtd_info *mtd = dev_get_drvdata(dev); in mtd_cls_suspend() local
45 return mtd ? mtd_suspend(mtd) : 0; in mtd_cls_suspend()
50 struct mtd_info *mtd = dev_get_drvdata(dev); in mtd_cls_resume() local
52 if (mtd) in mtd_cls_resume()
53 mtd_resume(mtd); in mtd_cls_resume()
64 .name = "mtd",
102 pr_err("MTD:lock_owner is %s, but current is %s\n", in mtd_table_mutex_unlock()
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| D | mtdpstore.c | 8 #include <linux/mtd/mtd.h>
16 struct mtd_info *mtd; member
30 struct mtd_info *mtd = cxt->mtd; in mtdpstore_block_isbad() local
33 off = ALIGN_DOWN(off, mtd->erasesize); in mtdpstore_block_isbad()
34 blknum = div_u64(off, mtd->erasesize); in mtdpstore_block_isbad()
38 ret = mtd_block_isbad(mtd, off); in mtdpstore_block_isbad()
40 dev_err(&mtd->dev, "mtd_block_isbad failed, aborting\n"); in mtdpstore_block_isbad()
52 struct mtd_info *mtd = cxt->mtd; in mtdpstore_panic_block_isbad() local
55 off = ALIGN_DOWN(off, mtd->erasesize); in mtdpstore_panic_block_isbad()
56 blknum = div_u64(off, mtd->erasesize); in mtdpstore_panic_block_isbad()
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| D | mtdsuper.c | 2 /* MTD-based superblock management
11 #include <linux/mtd/super.h>
23 * - they are if the underlying MTD device is the same
27 struct mtd_info *mtd = fc->sget_key; in mtd_test_super() local
31 mtd->index, mtd->name); in mtd_test_super()
36 sb->s_mtd->index, sb->s_mtd->name, mtd->index, mtd->name); in mtd_test_super()
41 * mark the superblock by the MTD device it is using
42 * - set the device number to be the correct MTD block device for pesuperstence
54 * get a superblock on an MTD-backed filesystem
57 struct mtd_info *mtd, in mtd_get_sb() argument
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| /kernel/linux/linux-6.6/drivers/mtd/ |
| D | mtdcore.c | 3 * Core registration and callback routines for MTD
34 #include <linux/mtd/mtd.h>
35 #include <linux/mtd/partitions.h>
45 struct mtd_info *mtd = dev_get_drvdata(dev); in mtd_cls_suspend() local
47 return mtd ? mtd_suspend(mtd) : 0; in mtd_cls_suspend()
52 struct mtd_info *mtd = dev_get_drvdata(dev); in mtd_cls_resume() local
54 if (mtd) in mtd_cls_resume()
55 mtd_resume(mtd); in mtd_cls_resume()
66 .name = "mtd",
88 /* REVISIT once MTD uses the driver model better, whoever allocates
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| D | mtdpstore.c | 8 #include <linux/mtd/mtd.h>
16 struct mtd_info *mtd; member
30 struct mtd_info *mtd = cxt->mtd; in mtdpstore_block_isbad() local
33 off = ALIGN_DOWN(off, mtd->erasesize); in mtdpstore_block_isbad()
34 blknum = div_u64(off, mtd->erasesize); in mtdpstore_block_isbad()
38 ret = mtd_block_isbad(mtd, off); in mtdpstore_block_isbad()
40 dev_err(&mtd->dev, "mtd_block_isbad failed, aborting\n"); in mtdpstore_block_isbad()
52 struct mtd_info *mtd = cxt->mtd; in mtdpstore_panic_block_isbad() local
55 off = ALIGN_DOWN(off, mtd->erasesize); in mtdpstore_panic_block_isbad()
56 blknum = div_u64(off, mtd->erasesize); in mtdpstore_panic_block_isbad()
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| /kernel/linux/linux-6.6/include/linux/mtd/ |
| D | mtd.h | 17 #include <mtd/mtd-abi.h>
37 uint64_t offset; /* At which this region starts, from the beginning of the MTD */
64 * Note, some MTD drivers do not allow you to write more than one OOB area at
65 * one go. If you try to do that on such an MTD device, -EINVAL will be
66 * returned. If you want to make your implementation portable on all kind of MTD
107 int (*ecc)(struct mtd_info *mtd, int section,
109 int (*free)(struct mtd_info *mtd, int section,
168 * write-unit <-> (pair + group) conversions, we ask the MTD drivers to
171 * MTD users will then be able to query these information by using the
174 * @ngroups is here to help MTD users iterating over all the pages in a
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| /kernel/linux/linux-5.10/include/linux/mtd/ |
| D | mtd.h | 17 #include <mtd/mtd-abi.h>
37 uint64_t offset; /* At which this region starts, from the beginning of the MTD */
58 * Note, some MTD drivers do not allow you to write more than one OOB area at
59 * one go. If you try to do that on such an MTD device, -EINVAL will be
60 * returned. If you want to make your implementation portable on all kind of MTD
102 int (*ecc)(struct mtd_info *mtd, int section,
104 int (*free)(struct mtd_info *mtd, int section,
163 * write-unit <-> (pair + group) conversions, we ask the MTD drivers to
166 * MTD users will then be able to query these information by using the
169 * @ngroups is here to help MTD users iterating over all the pages in a
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| /kernel/linux/linux-6.6/drivers/mtd/nand/onenand/ |
| D | onenand_base.c | 26 #include <linux/mtd/mtd.h>
27 #include <linux/mtd/onenand.h>
28 #include <linux/mtd/partitions.h>
66 static int flexonenand_ooblayout_ecc(struct mtd_info *mtd, int section, in flexonenand_ooblayout_ecc() argument
78 static int flexonenand_ooblayout_free(struct mtd_info *mtd, int section, in flexonenand_ooblayout_free() argument
102 static int onenand_ooblayout_128_ecc(struct mtd_info *mtd, int section, in onenand_ooblayout_128_ecc() argument
114 static int onenand_ooblayout_128_free(struct mtd_info *mtd, int section, in onenand_ooblayout_128_free() argument
138 static int onenand_ooblayout_32_64_ecc(struct mtd_info *mtd, int section, in onenand_ooblayout_32_64_ecc() argument
150 static int onenand_ooblayout_32_64_free(struct mtd_info *mtd, int section, in onenand_ooblayout_32_64_free() argument
153 int sections = (mtd->oobsize / 32) * 2; in onenand_ooblayout_32_64_free()
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| /kernel/linux/linux-5.10/drivers/mtd/nand/onenand/ |
| D | onenand_base.c | 26 #include <linux/mtd/mtd.h>
27 #include <linux/mtd/onenand.h>
28 #include <linux/mtd/partitions.h>
66 static int flexonenand_ooblayout_ecc(struct mtd_info *mtd, int section, in flexonenand_ooblayout_ecc() argument
78 static int flexonenand_ooblayout_free(struct mtd_info *mtd, int section, in flexonenand_ooblayout_free() argument
102 static int onenand_ooblayout_128_ecc(struct mtd_info *mtd, int section, in onenand_ooblayout_128_ecc() argument
114 static int onenand_ooblayout_128_free(struct mtd_info *mtd, int section, in onenand_ooblayout_128_free() argument
138 static int onenand_ooblayout_32_64_ecc(struct mtd_info *mtd, int section, in onenand_ooblayout_32_64_ecc() argument
150 static int onenand_ooblayout_32_64_free(struct mtd_info *mtd, int section, in onenand_ooblayout_32_64_free() argument
153 int sections = (mtd->oobsize / 32) * 2; in onenand_ooblayout_32_64_free()
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| /kernel/linux/linux-5.10/drivers/mtd/ubi/ |
| D | gluebi.c | 9 * This is a small driver which implements fake MTD devices on top of UBI
11 * MTD-oriented software (including all the legacy software) work on top of
14 * Gluebi emulates MTD devices of "MTD_UBIVOLUME" type. Their minimal I/O unit
15 * size (@mtd->writesize) is equivalent to the UBI minimal I/O unit. The
26 #include <linux/mtd/ubi.h>
27 #include <linux/mtd/mtd.h>
36 * @mtd: emulated MTD device description object
44 struct mtd_info mtd; member
77 * gluebi_get_device - get MTD device reference.
78 * @mtd: the MTD device description object
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| /kernel/linux/linux-6.6/drivers/mtd/ubi/ |
| D | gluebi.c | 9 * This is a small driver which implements fake MTD devices on top of UBI
11 * MTD-oriented software (including all the legacy software) work on top of
14 * Gluebi emulates MTD devices of "MTD_UBIVOLUME" type. Their minimal I/O unit
15 * size (@mtd->writesize) is equivalent to the UBI minimal I/O unit. The
26 #include <linux/mtd/ubi.h>
27 #include <linux/mtd/mtd.h>
36 * @mtd: emulated MTD device description object
44 struct mtd_info mtd; member
77 * gluebi_get_device - get MTD device reference.
78 * @mtd: the MTD device description object
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| /kernel/linux/linux-5.10/drivers/mtd/nand/raw/ |
| D | mpc5121_nfc.c | 21 #include <linux/mtd/mtd.h>
22 #include <linux/mtd/rawnand.h>
23 #include <linux/mtd/partitions.h>
119 static void mpc5121_nfc_done(struct mtd_info *mtd);
122 static inline u16 nfc_read(struct mtd_info *mtd, uint reg) in nfc_read() argument
124 struct nand_chip *chip = mtd_to_nand(mtd); in nfc_read()
131 static inline void nfc_write(struct mtd_info *mtd, uint reg, u16 val) in nfc_write() argument
133 struct nand_chip *chip = mtd_to_nand(mtd); in nfc_write()
140 static inline void nfc_set(struct mtd_info *mtd, uint reg, u16 bits) in nfc_set() argument
142 nfc_write(mtd, reg, nfc_read(mtd, reg) | bits); in nfc_set()
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| /kernel/linux/linux-6.6/drivers/mtd/nand/raw/ |
| D | mpc5121_nfc.c | 21 #include <linux/mtd/mtd.h>
22 #include <linux/mtd/rawnand.h>
23 #include <linux/mtd/partitions.h>
119 static void mpc5121_nfc_done(struct mtd_info *mtd);
122 static inline u16 nfc_read(struct mtd_info *mtd, uint reg) in nfc_read() argument
124 struct nand_chip *chip = mtd_to_nand(mtd); in nfc_read()
131 static inline void nfc_write(struct mtd_info *mtd, uint reg, u16 val) in nfc_write() argument
133 struct nand_chip *chip = mtd_to_nand(mtd); in nfc_write()
140 static inline void nfc_set(struct mtd_info *mtd, uint reg, u16 bits) in nfc_set() argument
142 nfc_write(mtd, reg, nfc_read(mtd, reg) | bits); in nfc_set()
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| /kernel/linux/linux-5.10/drivers/mtd/chips/ |
| D | map_rom.c | 15 #include <linux/mtd/mtd.h>
16 #include <linux/mtd/map.h>
22 static int maprom_erase (struct mtd_info *mtd, struct erase_info *info);
23 static int maprom_point (struct mtd_info *mtd, loff_t from, size_t len,
25 static int maprom_unpoint(struct mtd_info *mtd, loff_t from, size_t len);
45 struct mtd_info *mtd; in map_rom_probe() local
47 mtd = kzalloc(sizeof(*mtd), GFP_KERNEL); in map_rom_probe()
48 if (!mtd) in map_rom_probe()
52 mtd->priv = map; in map_rom_probe()
53 mtd->name = map->name; in map_rom_probe()
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| D | map_ram.c | 14 #include <linux/mtd/mtd.h>
15 #include <linux/mtd/map.h>
23 static int mapram_point (struct mtd_info *mtd, loff_t from, size_t len,
25 static int mapram_unpoint(struct mtd_info *mtd, loff_t from, size_t len);
36 struct mtd_info *mtd; in map_ram_probe() local
59 mtd = kzalloc(sizeof(*mtd), GFP_KERNEL); in map_ram_probe()
60 if (!mtd) in map_ram_probe()
64 mtd->priv = map; in map_ram_probe()
65 mtd->name = map->name; in map_ram_probe()
66 mtd->type = MTD_RAM; in map_ram_probe()
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| D | map_absent.c | 6 * This map driver is used to allocate "placeholder" MTD
9 * registration of MTD device nodes regardless of probe outcome.
27 #include <linux/mtd/mtd.h>
28 #include <linux/mtd/map.h>
47 struct mtd_info *mtd; in map_absent_probe() local
49 mtd = kzalloc(sizeof(*mtd), GFP_KERNEL); in map_absent_probe()
50 if (!mtd) { in map_absent_probe()
55 mtd->priv = map; in map_absent_probe()
56 mtd->name = map->name; in map_absent_probe()
57 mtd->type = MTD_ABSENT; in map_absent_probe()
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| /kernel/linux/linux-5.10/Documentation/ABI/testing/ |
| D | sysfs-class-mtd | 1 What: /sys/class/mtd/
4 Contact: linux-mtd@lists.infradead.org
6 The mtd/ class subdirectory belongs to the MTD subsystem
7 (MTD core).
9 What: /sys/class/mtd/mtdX/
12 Contact: linux-mtd@lists.infradead.org
14 The /sys/class/mtd/mtd{0,1,2,3,...} directories correspond
19 What: /sys/class/mtd/mtdXro/
22 Contact: linux-mtd@lists.infradead.org
25 nodes for /sys/class/mtd/mtdX/ .
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| /kernel/linux/linux-6.6/Documentation/ABI/testing/ |
| D | sysfs-class-mtd | 1 What: /sys/class/mtd/
4 Contact: linux-mtd@lists.infradead.org
6 The mtd/ class subdirectory belongs to the MTD subsystem
7 (MTD core).
9 What: /sys/class/mtd/mtdX/
12 Contact: linux-mtd@lists.infradead.org
14 The /sys/class/mtd/mtd{0,1,2,3,...} directories correspond
19 What: /sys/class/mtd/mtdXro/
22 Contact: linux-mtd@lists.infradead.org
25 nodes for /sys/class/mtd/mtdX/ .
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| /kernel/linux/linux-6.6/drivers/mtd/chips/ |
| D | map_ram.c | 15 #include <linux/mtd/mtd.h>
16 #include <linux/mtd/map.h>
24 static int mapram_point (struct mtd_info *mtd, loff_t from, size_t len,
26 static int mapram_unpoint(struct mtd_info *mtd, loff_t from, size_t len);
37 struct mtd_info *mtd; in map_ram_probe() local
60 mtd = kzalloc(sizeof(*mtd), GFP_KERNEL); in map_ram_probe()
61 if (!mtd) in map_ram_probe()
65 mtd->priv = map; in map_ram_probe()
66 mtd->name = map->name; in map_ram_probe()
67 mtd->type = MTD_RAM; in map_ram_probe()
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| D | map_rom.c | 16 #include <linux/mtd/mtd.h>
17 #include <linux/mtd/map.h>
23 static int maprom_erase (struct mtd_info *mtd, struct erase_info *info);
24 static int maprom_point (struct mtd_info *mtd, loff_t from, size_t len,
26 static int maprom_unpoint(struct mtd_info *mtd, loff_t from, size_t len);
46 struct mtd_info *mtd; in map_rom_probe() local
48 mtd = kzalloc(sizeof(*mtd), GFP_KERNEL); in map_rom_probe()
49 if (!mtd) in map_rom_probe()
53 mtd->priv = map; in map_rom_probe()
54 mtd->name = map->name; in map_rom_probe()
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| D | map_absent.c | 6 * This map driver is used to allocate "placeholder" MTD
9 * registration of MTD device nodes regardless of probe outcome.
27 #include <linux/mtd/mtd.h>
28 #include <linux/mtd/map.h>
47 struct mtd_info *mtd; in map_absent_probe() local
49 mtd = kzalloc(sizeof(*mtd), GFP_KERNEL); in map_absent_probe()
50 if (!mtd) { in map_absent_probe()
55 mtd->priv = map; in map_absent_probe()
56 mtd->name = map->name; in map_absent_probe()
57 mtd->type = MTD_ABSENT; in map_absent_probe()
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| /kernel/linux/linux-6.6/drivers/mtd/devices/ |
| D | mtdram.c | 2 * mtdram - a test mtd device
18 #include <linux/mtd/mtd.h>
19 #include <linux/mtd/mtdram.h>
34 // We could store these in the mtd structure, but we only support 1 device..
37 static int check_offs_len(struct mtd_info *mtd, loff_t ofs, uint64_t len) in check_offs_len() argument
42 if (mtd_mod_by_eb(ofs, mtd)) { in check_offs_len()
48 if (mtd_mod_by_eb(len, mtd)) { in check_offs_len()
56 static int ram_erase(struct mtd_info *mtd, struct erase_info *instr) in ram_erase() argument
58 if (check_offs_len(mtd, instr->addr, instr->len)) in ram_erase()
60 memset((char *)mtd->priv + instr->addr, 0xff, instr->len); in ram_erase()
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| /kernel/linux/linux-5.10/drivers/mtd/devices/ |
| D | mtdram.c | 2 * mtdram - a test mtd device
18 #include <linux/mtd/mtd.h>
19 #include <linux/mtd/mtdram.h>
34 // We could store these in the mtd structure, but we only support 1 device..
37 static int check_offs_len(struct mtd_info *mtd, loff_t ofs, uint64_t len) in check_offs_len() argument
42 if (mtd_mod_by_eb(ofs, mtd)) { in check_offs_len()
48 if (mtd_mod_by_eb(len, mtd)) { in check_offs_len()
56 static int ram_erase(struct mtd_info *mtd, struct erase_info *instr) in ram_erase() argument
58 if (check_offs_len(mtd, instr->addr, instr->len)) in ram_erase()
60 memset((char *)mtd->priv + instr->addr, 0xff, instr->len); in ram_erase()
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| /kernel/linux/linux-6.6/drivers/mtd/tests/ |
| D | stresstest.c | 5 * Test random reads, writes and erases on MTD device.
16 #include <linux/mtd/mtd.h>
26 MODULE_PARM_DESC(dev, "MTD device number to use");
32 static struct mtd_info *mtd; variable
73 if (offs >= mtd->erasesize) in do_read()
74 offs -= mtd->erasesize; in do_read()
75 if (offs + len > mtd->erasesize) in do_read()
76 len = mtd->erasesize - offs; in do_read()
78 addr = (loff_t)eb * mtd->erasesize + offs; in do_read()
79 return mtdtest_read(mtd, addr, len, readbuf); in do_read()
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| /kernel/linux/linux-5.10/drivers/mtd/tests/ |
| D | stresstest.c | 5 * Test random reads, writes and erases on MTD device.
16 #include <linux/mtd/mtd.h>
26 MODULE_PARM_DESC(dev, "MTD device number to use");
32 static struct mtd_info *mtd; variable
82 if (offs >= mtd->erasesize) in do_read()
83 offs -= mtd->erasesize; in do_read()
84 if (offs + len > mtd->erasesize) in do_read()
85 len = mtd->erasesize - offs; in do_read()
87 addr = (loff_t)eb * mtd->erasesize + offs; in do_read()
88 return mtdtest_read(mtd, addr, len, readbuf); in do_read()
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