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-rw-r--r--drivers/mtd/devices/block2mtd.c8
-rw-r--r--drivers/mtd/devices/mchp23k256.c1
-rw-r--r--drivers/mtd/maps/sa1100-flash.c6
-rw-r--r--drivers/mtd/mtdcore.c11
-rw-r--r--drivers/mtd/nand/raw/brcmnand/brcmnand.c2
-rw-r--r--drivers/mtd/nand/raw/davinci_nand.c5
-rw-r--r--drivers/mtd/nand/raw/diskonchip.c4
-rw-r--r--drivers/mtd/nand/raw/nand_hynix.c2
-rw-r--r--drivers/mtd/nand/raw/qcom_nandc.c7
-rw-r--r--drivers/mtd/parsers/redboot.c2
-rw-r--r--drivers/mtd/spi-nor/core.c4
11 files changed, 29 insertions, 23 deletions
diff --git a/drivers/mtd/devices/block2mtd.c b/drivers/mtd/devices/block2mtd.c
index 97a00ec9a4d4..b06c8dd51562 100644
--- a/drivers/mtd/devices/block2mtd.c
+++ b/drivers/mtd/devices/block2mtd.c
@@ -209,7 +209,7 @@ static void block2mtd_free_device(struct block2mtd_dev *dev)
if (dev->bdev_file) {
invalidate_mapping_pages(dev->bdev_file->f_mapping, 0, -1);
- fput(dev->bdev_file);
+ bdev_fput(dev->bdev_file);
}
kfree(dev);
@@ -265,6 +265,7 @@ static struct block2mtd_dev *add_device(char *devname, int erase_size,
struct file *bdev_file;
struct block_device *bdev;
struct block2mtd_dev *dev;
+ loff_t size;
char *name;
if (!devname)
@@ -291,7 +292,8 @@ static struct block2mtd_dev *add_device(char *devname, int erase_size,
goto err_free_block2mtd;
}
- if ((long)bdev->bd_inode->i_size % erase_size) {
+ size = bdev_nr_bytes(bdev);
+ if ((long)size % erase_size) {
pr_err("erasesize must be a divisor of device size\n");
goto err_free_block2mtd;
}
@@ -309,7 +311,7 @@ static struct block2mtd_dev *add_device(char *devname, int erase_size,
dev->mtd.name = name;
- dev->mtd.size = bdev->bd_inode->i_size & PAGE_MASK;
+ dev->mtd.size = size & PAGE_MASK;
dev->mtd.erasesize = erase_size;
dev->mtd.writesize = 1;
dev->mtd.writebufsize = PAGE_SIZE;
diff --git a/drivers/mtd/devices/mchp23k256.c b/drivers/mtd/devices/mchp23k256.c
index d533475fda15..cef5f9677d39 100644
--- a/drivers/mtd/devices/mchp23k256.c
+++ b/drivers/mtd/devices/mchp23k256.c
@@ -257,4 +257,3 @@ module_spi_driver(mchp23k256_driver);
MODULE_DESCRIPTION("MTD SPI driver for MCHP23K256 RAM chips");
MODULE_AUTHOR("Andrew Lunn <andre@lunn.ch>");
MODULE_LICENSE("GPL v2");
-MODULE_ALIAS("spi:mchp23k256");
diff --git a/drivers/mtd/maps/sa1100-flash.c b/drivers/mtd/maps/sa1100-flash.c
index d4ce2376d33f..ac8a0a19a021 100644
--- a/drivers/mtd/maps/sa1100-flash.c
+++ b/drivers/mtd/maps/sa1100-flash.c
@@ -153,7 +153,7 @@ static struct sa_info *sa1100_setup_mtd(struct platform_device *pdev,
struct flash_platform_data *plat)
{
struct sa_info *info;
- int nr, size, i, ret = 0;
+ int nr, i, ret = 0;
/*
* Count number of devices.
@@ -167,12 +167,10 @@ static struct sa_info *sa1100_setup_mtd(struct platform_device *pdev,
goto out;
}
- size = sizeof(struct sa_info) + sizeof(struct sa_subdev_info) * nr;
-
/*
* Allocate the map_info structs in one go.
*/
- info = kzalloc(size, GFP_KERNEL);
+ info = kzalloc(struct_size(info, subdev, nr), GFP_KERNEL);
if (!info) {
ret = -ENOMEM;
goto out;
diff --git a/drivers/mtd/mtdcore.c b/drivers/mtd/mtdcore.c
index 5887feb347a4..724f917f91ba 100644
--- a/drivers/mtd/mtdcore.c
+++ b/drivers/mtd/mtdcore.c
@@ -900,7 +900,7 @@ static struct nvmem_device *mtd_otp_nvmem_register(struct mtd_info *mtd,
config.name = compatible;
config.id = NVMEM_DEVID_AUTO;
config.owner = THIS_MODULE;
- config.add_legacy_fixed_of_cells = true;
+ config.add_legacy_fixed_of_cells = !mtd_type_is_nand(mtd);
config.type = NVMEM_TYPE_OTP;
config.root_only = true;
config.ignore_wp = true;
@@ -956,8 +956,10 @@ static int mtd_otp_nvmem_add(struct mtd_info *mtd)
if (mtd->_get_user_prot_info && mtd->_read_user_prot_reg) {
size = mtd_otp_size(mtd, true);
- if (size < 0)
- return size;
+ if (size < 0) {
+ err = size;
+ goto err;
+ }
if (size > 0) {
nvmem = mtd_otp_nvmem_register(mtd, "user-otp", size,
@@ -1012,6 +1014,9 @@ static int mtd_otp_nvmem_add(struct mtd_info *mtd)
err:
nvmem_unregister(mtd->otp_user_nvmem);
+ /* Don't report error if OTP is not supported. */
+ if (err == -EOPNOTSUPP)
+ return 0;
return dev_err_probe(dev, err, "Failed to register OTP NVMEM device\n");
}
diff --git a/drivers/mtd/nand/raw/brcmnand/brcmnand.c b/drivers/mtd/nand/raw/brcmnand/brcmnand.c
index a8d12c71f987..1b2ec0fec60c 100644
--- a/drivers/mtd/nand/raw/brcmnand/brcmnand.c
+++ b/drivers/mtd/nand/raw/brcmnand/brcmnand.c
@@ -857,7 +857,7 @@ static inline void brcmnand_read_data_bus(struct brcmnand_controller *ctrl,
struct brcmnand_soc *soc = ctrl->soc;
int i;
- if (soc->read_data_bus) {
+ if (soc && soc->read_data_bus) {
soc->read_data_bus(soc, flash_cache, buffer, fc_words);
} else {
for (i = 0; i < fc_words; i++)
diff --git a/drivers/mtd/nand/raw/davinci_nand.c b/drivers/mtd/nand/raw/davinci_nand.c
index e75d81cf8c21..051deea768db 100644
--- a/drivers/mtd/nand/raw/davinci_nand.c
+++ b/drivers/mtd/nand/raw/davinci_nand.c
@@ -671,8 +671,11 @@ static int davinci_nand_exec_instr(struct davinci_nand_info *info,
break;
}
- if (instr->delay_ns)
+ if (instr->delay_ns) {
+ /* Dummy read to be sure that command is sent before ndelay starts */
+ davinci_nand_readl(info, 0);
ndelay(instr->delay_ns);
+ }
return 0;
}
diff --git a/drivers/mtd/nand/raw/diskonchip.c b/drivers/mtd/nand/raw/diskonchip.c
index 5243fab9face..8db7fc424571 100644
--- a/drivers/mtd/nand/raw/diskonchip.c
+++ b/drivers/mtd/nand/raw/diskonchip.c
@@ -53,7 +53,7 @@ static unsigned long doc_locations[] __initdata = {
0xe8000, 0xea000, 0xec000, 0xee000,
#endif
#endif
- 0xffffffff };
+};
static struct mtd_info *doclist = NULL;
@@ -1554,7 +1554,7 @@ static int __init init_nanddoc(void)
if (ret < 0)
return ret;
} else {
- for (i = 0; (doc_locations[i] != 0xffffffff); i++) {
+ for (i = 0; i < ARRAY_SIZE(doc_locations); i++) {
doc_probe(doc_locations[i]);
}
}
diff --git a/drivers/mtd/nand/raw/nand_hynix.c b/drivers/mtd/nand/raw/nand_hynix.c
index a74e64e0cfa3..c02e50608816 100644
--- a/drivers/mtd/nand/raw/nand_hynix.c
+++ b/drivers/mtd/nand/raw/nand_hynix.c
@@ -401,7 +401,7 @@ static int hynix_nand_rr_init(struct nand_chip *chip)
if (ret)
pr_warn("failed to initialize read-retry infrastructure");
- return 0;
+ return ret;
}
static void hynix_nand_extract_oobsize(struct nand_chip *chip,
diff --git a/drivers/mtd/nand/raw/qcom_nandc.c b/drivers/mtd/nand/raw/qcom_nandc.c
index b079605c84d3..b8cff9240b28 100644
--- a/drivers/mtd/nand/raw/qcom_nandc.c
+++ b/drivers/mtd/nand/raw/qcom_nandc.c
@@ -2815,7 +2815,7 @@ static int qcom_misc_cmd_type_exec(struct nand_chip *chip, const struct nand_sub
host->cfg0_raw & ~(7 << CW_PER_PAGE));
nandc_set_reg(chip, NAND_DEV0_CFG1, host->cfg1_raw);
instrs = 3;
- } else {
+ } else if (q_op.cmd_reg != OP_RESET_DEVICE) {
return 0;
}
@@ -2830,9 +2830,8 @@ static int qcom_misc_cmd_type_exec(struct nand_chip *chip, const struct nand_sub
nandc_set_reg(chip, NAND_EXEC_CMD, 1);
write_reg_dma(nandc, NAND_FLASH_CMD, instrs, NAND_BAM_NEXT_SGL);
- (q_op.cmd_reg == OP_BLOCK_ERASE) ? write_reg_dma(nandc, NAND_DEV0_CFG0,
- 2, NAND_BAM_NEXT_SGL) : read_reg_dma(nandc,
- NAND_FLASH_STATUS, 1, NAND_BAM_NEXT_SGL);
+ if (q_op.cmd_reg == OP_BLOCK_ERASE)
+ write_reg_dma(nandc, NAND_DEV0_CFG0, 2, NAND_BAM_NEXT_SGL);
write_reg_dma(nandc, NAND_EXEC_CMD, 1, NAND_BAM_NEXT_SGL);
read_reg_dma(nandc, NAND_FLASH_STATUS, 1, NAND_BAM_NEXT_SGL);
diff --git a/drivers/mtd/parsers/redboot.c b/drivers/mtd/parsers/redboot.c
index a16b42a88581..3b55b676ca6b 100644
--- a/drivers/mtd/parsers/redboot.c
+++ b/drivers/mtd/parsers/redboot.c
@@ -102,7 +102,7 @@ nogood:
offset -= master->erasesize;
}
} else {
- offset = directory * master->erasesize;
+ offset = (unsigned long) directory * master->erasesize;
while (mtd_block_isbad(master, offset)) {
offset += master->erasesize;
if (offset == master->size)
diff --git a/drivers/mtd/spi-nor/core.c b/drivers/mtd/spi-nor/core.c
index 3e1f1913536b..028514c6996f 100644
--- a/drivers/mtd/spi-nor/core.c
+++ b/drivers/mtd/spi-nor/core.c
@@ -2893,7 +2893,7 @@ static int spi_nor_late_init_params(struct spi_nor *nor)
spi_nor_init_default_locking_ops(nor);
if (params->n_banks > 1)
- params->bank_size = div64_u64(params->size, params->n_banks);
+ params->bank_size = div_u64(params->size, params->n_banks);
return 0;
}
@@ -3406,7 +3406,7 @@ static int spi_nor_set_mtd_eraseregions(struct spi_nor *nor)
return -EINVAL;
mtd_region[i].erasesize = erasesize;
- mtd_region[i].numblocks = div64_ul(region[i].size, erasesize);
+ mtd_region[i].numblocks = div_u64(region[i].size, erasesize);
mtd_region[i].offset = region[i].offset;
}
generated by cgit (git 2.34.1) at 2024-06-08 05:21:30 +0000