diff options
Diffstat (limited to 'drivers')
93 files changed, 3075 insertions, 1631 deletions
diff --git a/drivers/mtd/Kconfig b/drivers/mtd/Kconfig index a03ad2951c7b..42cc953309f1 100644 --- a/drivers/mtd/Kconfig +++ b/drivers/mtd/Kconfig @@ -112,7 +112,7 @@ config MTD_CMDLINE_PARTS config MTD_AFS_PARTS tristate "ARM Firmware Suite partition parsing" - depends on ARM + depends on (ARM || ARM64) ---help--- The ARM Firmware Suite allows the user to divide flash devices into multiple 'images'. Each such image has a header containing its name diff --git a/drivers/mtd/afs.c b/drivers/mtd/afs.c index 96a33e3f7b00..d61b7edfc938 100644 --- a/drivers/mtd/afs.c +++ b/drivers/mtd/afs.c @@ -34,7 +34,9 @@ #include <linux/mtd/map.h> #include <linux/mtd/partitions.h> -struct footer_struct { +#define AFSV1_FOOTER_MAGIC 0xA0FFFF9F + +struct footer_v1 { u32 image_info_base; /* Address of first word of ImageFooter */ u32 image_start; /* Start of area reserved by this footer */ u32 signature; /* 'Magic' number proves it's a footer */ @@ -42,7 +44,7 @@ struct footer_struct { u32 checksum; /* Just this structure */ }; -struct image_info_struct { +struct image_info_v1 { u32 bootFlags; /* Boot flags, compression etc. */ u32 imageNumber; /* Unique number, selects for boot etc. */ u32 loadAddress; /* Address program should be loaded to */ @@ -67,10 +69,10 @@ static u32 word_sum(void *words, int num) } static int -afs_read_footer(struct mtd_info *mtd, u_int *img_start, u_int *iis_start, - u_int off, u_int mask) +afs_read_footer_v1(struct mtd_info *mtd, u_int *img_start, u_int *iis_start, + u_int off, u_int mask) { - struct footer_struct fs; + struct footer_v1 fs; u_int ptr = off + mtd->erasesize - sizeof(fs); size_t sz; int ret; @@ -85,25 +87,23 @@ afs_read_footer(struct mtd_info *mtd, u_int *img_start, u_int *iis_start, return ret; } - ret = 1; - /* * Does it contain the magic number? */ - if (fs.signature != 0xa0ffff9f) - ret = 0; + if (fs.signature != AFSV1_FOOTER_MAGIC) + return 0; /* * Check the checksum. */ if (word_sum(&fs, sizeof(fs) / sizeof(u32)) != 0xffffffff) - ret = 0; + return 0; /* * Don't touch the SIB. */ if (fs.type == 2) - ret = 0; + return 0; *iis_start = fs.image_info_base & mask; *img_start = fs.image_start & mask; @@ -113,20 +113,20 @@ afs_read_footer(struct mtd_info *mtd, u_int *img_start, u_int *iis_start, * be located after the footer structure. */ if (*iis_start >= ptr) - ret = 0; + return 0; /* * Check the start of this image. The image * data can not be located after this block. */ if (*img_start > off) - ret = 0; + return 0; - return ret; + return 1; } static int -afs_read_iis(struct mtd_info *mtd, struct image_info_struct *iis, u_int ptr) +afs_read_iis_v1(struct mtd_info *mtd, struct image_info_v1 *iis, u_int ptr) { size_t sz; int ret, i; @@ -162,7 +162,7 @@ afs_read_iis(struct mtd_info *mtd, struct image_info_struct *iis, u_int ptr) } static int parse_afs_partitions(struct mtd_info *mtd, - struct mtd_partition **pparts, + const struct mtd_partition **pparts, struct mtd_part_parser_data *data) { struct mtd_partition *parts; @@ -182,24 +182,23 @@ static int parse_afs_partitions(struct mtd_info *mtd, * the strings. */ for (idx = off = sz = 0; off < mtd->size; off += mtd->erasesize) { - struct image_info_struct iis; + struct image_info_v1 iis; u_int iis_ptr, img_ptr; - ret = afs_read_footer(mtd, &img_ptr, &iis_ptr, off, mask); - if (ret < 0) - break; - if (ret == 0) - continue; - - ret = afs_read_iis(mtd, &iis, iis_ptr); + ret = afs_read_footer_v1(mtd, &img_ptr, &iis_ptr, off, mask); if (ret < 0) break; - if (ret == 0) - continue; - - sz += sizeof(struct mtd_partition); - sz += strlen(iis.name) + 1; - idx += 1; + if (ret) { + ret = afs_read_iis_v1(mtd, &iis, iis_ptr); + if (ret < 0) + break; + if (ret == 0) + continue; + + sz += sizeof(struct mtd_partition); + sz += strlen(iis.name) + 1; + idx += 1; + } } if (!sz) @@ -215,18 +214,18 @@ static int parse_afs_partitions(struct mtd_info *mtd, * Identify the partitions */ for (idx = off = 0; off < mtd->size; off += mtd->erasesize) { - struct image_info_struct iis; + struct image_info_v1 iis; u_int iis_ptr, img_ptr; /* Read the footer. */ - ret = afs_read_footer(mtd, &img_ptr, &iis_ptr, off, mask); + ret = afs_read_footer_v1(mtd, &img_ptr, &iis_ptr, off, mask); if (ret < 0) break; if (ret == 0) continue; /* Read the image info block */ - ret = afs_read_iis(mtd, &iis, iis_ptr); + ret = afs_read_iis_v1(mtd, &iis, iis_ptr); if (ret < 0) break; if (ret == 0) @@ -257,25 +256,10 @@ static int parse_afs_partitions(struct mtd_info *mtd, } static struct mtd_part_parser afs_parser = { - .owner = THIS_MODULE, .parse_fn = parse_afs_partitions, .name = "afs", }; - -static int __init afs_parser_init(void) -{ - register_mtd_parser(&afs_parser); - return 0; -} - -static void __exit afs_parser_exit(void) -{ - deregister_mtd_parser(&afs_parser); -} - -module_init(afs_parser_init); -module_exit(afs_parser_exit); - +module_mtd_part_parser(afs_parser); MODULE_AUTHOR("ARM Ltd"); MODULE_DESCRIPTION("ARM Firmware Suite partition parser"); diff --git a/drivers/mtd/ar7part.c b/drivers/mtd/ar7part.c index 7c9172ad2621..90575deff0ae 100644 --- a/drivers/mtd/ar7part.c +++ b/drivers/mtd/ar7part.c @@ -43,7 +43,7 @@ struct ar7_bin_rec { }; static int create_mtd_partitions(struct mtd_info *master, - struct mtd_partition **pparts, + const struct mtd_partition **pparts, struct mtd_part_parser_data *data) { struct ar7_bin_rec header; @@ -132,24 +132,10 @@ static int create_mtd_partitions(struct mtd_info *master, } static struct mtd_part_parser ar7_parser = { - .owner = THIS_MODULE, .parse_fn = create_mtd_partitions, .name = "ar7part", }; - -static int __init ar7_parser_init(void) -{ - register_mtd_parser(&ar7_parser); - return 0; -} - -static void __exit ar7_parser_exit(void) -{ - deregister_mtd_parser(&ar7_parser); -} - -module_init(ar7_parser_init); -module_exit(ar7_parser_exit); +module_mtd_part_parser(ar7_parser); MODULE_LICENSE("GPL"); MODULE_AUTHOR( "Felix Fietkau <nbd@openwrt.org>, " diff --git a/drivers/mtd/bcm47xxpart.c b/drivers/mtd/bcm47xxpart.c index c0720c1ee4c9..8282f47bcf5d 100644 --- a/drivers/mtd/bcm47xxpart.c +++ b/drivers/mtd/bcm47xxpart.c @@ -82,7 +82,7 @@ out_default: } static int bcm47xxpart_parse(struct mtd_info *master, - struct mtd_partition **pparts, + const struct mtd_partition **pparts, struct mtd_part_parser_data *data) { struct mtd_partition *parts; @@ -313,24 +313,10 @@ static int bcm47xxpart_parse(struct mtd_info *master, }; static struct mtd_part_parser bcm47xxpart_mtd_parser = { - .owner = THIS_MODULE, .parse_fn = bcm47xxpart_parse, .name = "bcm47xxpart", }; - -static int __init bcm47xxpart_init(void) -{ - register_mtd_parser(&bcm47xxpart_mtd_parser); - return 0; -} - -static void __exit bcm47xxpart_exit(void) -{ - deregister_mtd_parser(&bcm47xxpart_mtd_parser); -} - -module_init(bcm47xxpart_init); -module_exit(bcm47xxpart_exit); +module_mtd_part_parser(bcm47xxpart_mtd_parser); MODULE_LICENSE("GPL"); MODULE_DESCRIPTION("MTD partitioning for BCM47XX flash memories"); diff --git a/drivers/mtd/bcm63xxpart.c b/drivers/mtd/bcm63xxpart.c index b2443f7031c9..440936998593 100644 --- a/drivers/mtd/bcm63xxpart.c +++ b/drivers/mtd/bcm63xxpart.c @@ -68,7 +68,7 @@ static int bcm63xx_detect_cfe(struct mtd_info *master) } static int bcm63xx_parse_cfe_partitions(struct mtd_info *master, - struct mtd_partition **pparts, + const struct mtd_partition **pparts, struct mtd_part_parser_data *data) { /* CFE, NVRAM and global Linux are always present */ @@ -214,24 +214,10 @@ static int bcm63xx_parse_cfe_partitions(struct mtd_info *master, }; static struct mtd_part_parser bcm63xx_cfe_parser = { - .owner = THIS_MODULE, .parse_fn = bcm63xx_parse_cfe_partitions, .name = "bcm63xxpart", }; - -static int __init bcm63xx_cfe_parser_init(void) -{ - register_mtd_parser(&bcm63xx_cfe_parser); - return 0; -} - -static void __exit bcm63xx_cfe_parser_exit(void) -{ - deregister_mtd_parser(&bcm63xx_cfe_parser); -} - -module_init(bcm63xx_cfe_parser_init); -module_exit(bcm63xx_cfe_parser_exit); +module_mtd_part_parser(bcm63xx_cfe_parser); MODULE_LICENSE("GPL"); MODULE_AUTHOR("Daniel Dickinson <openwrt@cshore.neomailbox.net>"); diff --git a/drivers/mtd/chips/Kconfig b/drivers/mtd/chips/Kconfig index 54479c481a7a..3b3dabce58de 100644 --- a/drivers/mtd/chips/Kconfig +++ b/drivers/mtd/chips/Kconfig @@ -67,6 +67,10 @@ endchoice config MTD_CFI_GEOMETRY bool "Specific CFI Flash geometry selection" depends on MTD_CFI_ADV_OPTIONS + select MTD_MAP_BANK_WIDTH_1 if !(MTD_MAP_BANK_WIDTH_2 || \ + MTD_MAP_BANK_WIDTH_4 || MTD_MAP_BANK_WIDTH_8 || \ + MTD_MAP_BANK_WIDTH_16 || MTD_MAP_BANK_WIDTH_32) + select MTD_CFI_I1 if !(MTD_CFI_I2 || MTD_CFI_I4 || MTD_CFI_I8) help This option does not affect the code directly, but will enable some other configuration options which would allow you to reduce diff --git a/drivers/mtd/chips/cfi_cmdset_0001.c b/drivers/mtd/chips/cfi_cmdset_0001.c index 286b97a304cf..5e1b68cbcd0a 100644 --- a/drivers/mtd/chips/cfi_cmdset_0001.c +++ b/drivers/mtd/chips/cfi_cmdset_0001.c @@ -596,7 +596,7 @@ static struct mtd_info *cfi_intelext_setup(struct mtd_info *mtd) mtd->size = devsize * cfi->numchips; mtd->numeraseregions = cfi->cfiq->NumEraseRegions * cfi->numchips; - mtd->eraseregions = kmalloc(sizeof(struct mtd_erase_region_info) + mtd->eraseregions = kzalloc(sizeof(struct mtd_erase_region_info) * mtd->numeraseregions, GFP_KERNEL); if (!mtd->eraseregions) goto setup_err; @@ -614,6 +614,8 @@ static struct mtd_info *cfi_intelext_setup(struct mtd_info *mtd) mtd->eraseregions[(j*cfi->cfiq->NumEraseRegions)+i].erasesize = ersize; mtd->eraseregions[(j*cfi->cfiq->NumEraseRegions)+i].numblocks = ernum; mtd->eraseregions[(j*cfi->cfiq->NumEraseRegions)+i].lockmap = kmalloc(ernum / 8 + 1, GFP_KERNEL); + if (!mtd->eraseregions[(j*cfi->cfiq->NumEraseRegions)+i].lockmap) + goto setup_err; } offset += (ersize * ernum); } @@ -650,6 +652,10 @@ static struct mtd_info *cfi_intelext_setup(struct mtd_info *mtd) return mtd; setup_err: + if (mtd->eraseregions) + for (i=0; i<cfi->cfiq->NumEraseRegions; i++) + for (j=0; j<cfi->numchips; j++) + kfree(mtd->eraseregions[(j*cfi->cfiq->NumEraseRegions)+i].lockmap); kfree(mtd->eraseregions); kfree(mtd); kfree(cfi->cmdset_priv); diff --git a/drivers/mtd/chips/cfi_cmdset_0002.c b/drivers/mtd/chips/cfi_cmdset_0002.c index c3624eb571d1..9dca881bb378 100644 --- a/drivers/mtd/chips/cfi_cmdset_0002.c +++ b/drivers/mtd/chips/cfi_cmdset_0002.c @@ -615,11 +615,9 @@ struct mtd_info *cfi_cmdset_0002(struct map_info *map, int primary) for (i=0; i<cfi->cfiq->NumEraseRegions / 2; i++) { int j = (cfi->cfiq->NumEraseRegions-1)-i |