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-rw-r--r--drivers/mtd/devices/docg3.c49
-rw-r--r--drivers/mtd/devices/docg3.h2
-rw-r--r--drivers/mtd/devices/spear_smi.c2
-rw-r--r--drivers/mtd/maps/amd76xrom.c4
-rw-r--r--drivers/mtd/maps/ck804xrom.c4
-rw-r--r--drivers/mtd/maps/esb2rom.c4
-rw-r--r--drivers/mtd/maps/ichxrom.c4
-rw-r--r--drivers/mtd/maps/intel_vr_nor.c2
-rw-r--r--drivers/mtd/maps/pci.c2
-rw-r--r--drivers/mtd/maps/physmap_of_core.c8
-rw-r--r--drivers/mtd/maps/physmap_of_gemini.c16
-rw-r--r--drivers/mtd/maps/physmap_of_versatile.c2
-rw-r--r--drivers/mtd/maps/sun_uflash.c4
-rw-r--r--drivers/mtd/mtdcore.c18
-rw-r--r--drivers/mtd/mtdswap.c21
-rw-r--r--drivers/mtd/nand/nandsim.c49
-rw-r--r--drivers/mtd/ofpart.c23
-rw-r--r--drivers/mtd/spi-nor/hisi-sfc.c8
-rw-r--r--include/asm-generic/vmlinux.lds.h1
-rw-r--r--include/linux/mtd/mtd.h10
-rw-r--r--include/linux/mtd/xip.h10
21 files changed, 101 insertions, 142 deletions
diff --git a/drivers/mtd/devices/docg3.c b/drivers/mtd/devices/docg3.c
index b833e6cc684c..84b16133554b 100644
--- a/drivers/mtd/devices/docg3.c
+++ b/drivers/mtd/devices/docg3.c
@@ -1809,37 +1809,22 @@ static int dbg_protection_show(struct seq_file *s, void *p)
}
DEBUGFS_RO_ATTR(protection, dbg_protection_show);
-static int __init doc_dbg_register(struct docg3 *docg3)
-{
- struct dentry *root, *entry;
-
- root = debugfs_create_dir("docg3", NULL);
- if (!root)
- return -ENOMEM;
-
- entry = debugfs_create_file("flashcontrol", S_IRUSR, root, docg3,
- &flashcontrol_fops);
- if (entry)
- entry = debugfs_create_file("asic_mode", S_IRUSR, root,
- docg3, &asic_mode_fops);
- if (entry)
- entry = debugfs_create_file("device_id", S_IRUSR, root,
- docg3, &device_id_fops);
- if (entry)
- entry = debugfs_create_file("protection", S_IRUSR, root,
- docg3, &protection_fops);
- if (entry) {
- docg3->debugfs_root = root;
- return 0;
- } else {
- debugfs_remove_recursive(root);
- return -ENOMEM;
- }
-}
-
-static void doc_dbg_unregister(struct docg3 *docg3)
+static void __init doc_dbg_register(struct mtd_info *floor)
{
- debugfs_remove_recursive(docg3->debugfs_root);
+ struct dentry *root = floor->dbg.dfs_dir;
+ struct docg3 *docg3 = floor->priv;
+
+ if (IS_ERR_OR_NULL(root))
+ return;
+
+ debugfs_create_file("docg3_flashcontrol", S_IRUSR, root, docg3,
+ &flashcontrol_fops);
+ debugfs_create_file("docg3_asic_mode", S_IRUSR, root, docg3,
+ &asic_mode_fops);
+ debugfs_create_file("docg3_device_id", S_IRUSR, root, docg3,
+ &device_id_fops);
+ debugfs_create_file("docg3_protection", S_IRUSR, root, docg3,
+ &protection_fops);
}
/**
@@ -2114,6 +2099,8 @@ static int __init docg3_probe(struct platform_device *pdev)
0);
if (ret)
goto err_probe;
+
+ doc_dbg_register(cascade->floors[floor]);
}
ret = doc_register_sysfs(pdev, cascade);
@@ -2121,7 +2108,6 @@ static int __init docg3_probe(struct platform_device *pdev)
goto err_probe;
platform_set_drvdata(pdev, cascade);
- doc_dbg_register(cascade->floors[0]->priv);
return 0;
notfound:
@@ -2148,7 +2134,6 @@ static int docg3_release(struct platform_device *pdev)
int floor;
doc_unregister_sysfs(pdev, cascade);
- doc_dbg_unregister(docg3);
for (floor = 0; floor < DOC_MAX_NBFLOORS; floor++)
if (cascade->floors[floor])
doc_release_device(cascade->floors[floor]);
diff --git a/drivers/mtd/devices/docg3.h b/drivers/mtd/devices/docg3.h
index 19fb93f96a3a..e99946575398 100644
--- a/drivers/mtd/devices/docg3.h
+++ b/drivers/mtd/devices/docg3.h
@@ -299,7 +299,6 @@ struct docg3_cascade {
* @oob_autoecc: if 1, use only bytes 0-7, 15, and fill the others with HW ECC
* if 0, use all the 16 bytes.
* @oob_write_buf: prepared OOB for next page_write
- * @debugfs_root: debugfs root node
*/
struct docg3 {
struct device *dev;
@@ -312,7 +311,6 @@ struct docg3 {
loff_t oob_write_ofs;
int oob_autoecc;
u8 oob_write_buf[DOC_LAYOUT_OOB_SIZE];
- struct dentry *debugfs_root;
};
#define doc_err(fmt, arg...) dev_err(docg3->dev, (fmt), ## arg)
diff --git a/drivers/mtd/devices/spear_smi.c b/drivers/mtd/devices/spear_smi.c
index dd5069876537..ddf478976013 100644
--- a/drivers/mtd/devices/spear_smi.c
+++ b/drivers/mtd/devices/spear_smi.c
@@ -775,6 +775,8 @@ static int spear_smi_probe_config_dt(struct platform_device *pdev,
pdata->board_flash_info = devm_kzalloc(&pdev->dev,
sizeof(*pdata->board_flash_info),
GFP_KERNEL);
+ if (!pdata->board_flash_info)
+ return -ENOMEM;
/* Fill structs for each subnode (flash device) */
while ((pp = of_get_next_child(np, pp))) {
diff --git a/drivers/mtd/maps/amd76xrom.c b/drivers/mtd/maps/amd76xrom.c
index f2b68667ea59..26de0a1d08cf 100644
--- a/drivers/mtd/maps/amd76xrom.c
+++ b/drivers/mtd/maps/amd76xrom.c
@@ -296,7 +296,7 @@ static void amd76xrom_remove_one(struct pci_dev *pdev)
amd76xrom_cleanup(window);
}
-static struct pci_device_id amd76xrom_pci_tbl[] = {
+static const struct pci_device_id amd76xrom_pci_tbl[] = {
{ PCI_VENDOR_ID_AMD, PCI_DEVICE_ID_AMD_VIPER_7410,
PCI_ANY_ID, PCI_ANY_ID, },
{ PCI_VENDOR_ID_AMD, PCI_DEVICE_ID_AMD_VIPER_7440,
@@ -319,7 +319,7 @@ static struct pci_driver amd76xrom_driver = {
static int __init init_amd76xrom(void)
{
struct pci_dev *pdev;
- struct pci_device_id *id;
+ const struct pci_device_id *id;
pdev = NULL;
for(id = amd76xrom_pci_tbl; id->vendor; id++) {
pdev = pci_get_device(id->vendor, id->device, NULL);
diff --git a/drivers/mtd/maps/ck804xrom.c b/drivers/mtd/maps/ck804xrom.c
index 4f206a99164c..584962ec49f8 100644
--- a/drivers/mtd/maps/ck804xrom.c
+++ b/drivers/mtd/maps/ck804xrom.c
@@ -326,7 +326,7 @@ static void ck804xrom_remove_one(struct pci_dev *pdev)
ck804xrom_cleanup(window);
}
-static struct pci_device_id ck804xrom_pci_tbl[] = {
+static const struct pci_device_id ck804xrom_pci_tbl[] = {
{ PCI_DEVICE(PCI_VENDOR_ID_NVIDIA, 0x0051), .driver_data = DEV_CK804 },
{ PCI_DEVICE(PCI_VENDOR_ID_NVIDIA, 0x0360), .driver_data = DEV_MCP55 },
{ PCI_DEVICE(PCI_VENDOR_ID_NVIDIA, 0x0361), .driver_data = DEV_MCP55 },
@@ -353,7 +353,7 @@ static struct pci_driver ck804xrom_driver = {
static int __init init_ck804xrom(void)
{
struct pci_dev *pdev;
- struct pci_device_id *id;
+ const struct pci_device_id *id;
int retVal;
pdev = NULL;
diff --git a/drivers/mtd/maps/esb2rom.c b/drivers/mtd/maps/esb2rom.c
index 9646b0766ce0..da9f6d76ce1d 100644
--- a/drivers/mtd/maps/esb2rom.c
+++ b/drivers/mtd/maps/esb2rom.c
@@ -384,7 +384,7 @@ static void esb2rom_remove_one(struct pci_dev *pdev)
esb2rom_cleanup(window);
}
-static struct pci_device_id esb2rom_pci_tbl[] = {
+static const struct pci_device_id esb2rom_pci_tbl[] = {
{ PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_82801BA_0,
PCI_ANY_ID, PCI_ANY_ID, },
{ PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_82801CA_0,
@@ -414,7 +414,7 @@ static struct pci_driver esb2rom_driver = {
static int __init init_esb2rom(void)
{
struct pci_dev *pdev;
- struct pci_device_id *id;
+ const struct pci_device_id *id;
int retVal;
pdev = NULL;
diff --git a/drivers/mtd/maps/ichxrom.c b/drivers/mtd/maps/ichxrom.c
index 976d42f63aef..1888c5bf13f8 100644
--- a/drivers/mtd/maps/ichxrom.c
+++ b/drivers/mtd/maps/ichxrom.c
@@ -323,7 +323,7 @@ static void ichxrom_remove_one(struct pci_dev *pdev)
ichxrom_cleanup(window);
}
-static struct pci_device_id ichxrom_pci_tbl[] = {
+static const struct pci_device_id ichxrom_pci_tbl[] = {
{ PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_82801BA_0,
PCI_ANY_ID, PCI_ANY_ID, },
{ PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_82801CA_0,
@@ -351,7 +351,7 @@ static struct pci_driver ichxrom_driver = {
static int __init init_ichxrom(void)
{
struct pci_dev *pdev;
- struct pci_device_id *id;
+ const struct pci_device_id *id;
pdev = NULL;
for (id = ichxrom_pci_tbl; id->vendor; id++) {
diff --git a/drivers/mtd/maps/intel_vr_nor.c b/drivers/mtd/maps/intel_vr_nor.c
index 8bf79775e7c1..dd5d6855f543 100644
--- a/drivers/mtd/maps/intel_vr_nor.c
+++ b/drivers/mtd/maps/intel_vr_nor.c
@@ -170,7 +170,7 @@ static int vr_nor_init_maps(struct vr_nor_mtd *p)
return err;
}
-static struct pci_device_id vr_nor_pci_ids[] = {
+static const struct pci_device_id vr_nor_pci_ids[] = {
{PCI_DEVICE(PCI_VENDOR_ID_INTEL, 0x500D)},
{0,}
};
diff --git a/drivers/mtd/maps/pci.c b/drivers/mtd/maps/pci.c
index eb0242e0b2d9..7b3bb40aff72 100644
--- a/drivers/mtd/maps/pci.c
+++ b/drivers/mtd/maps/pci.c
@@ -228,7 +228,7 @@ static struct mtd_pci_info intel_dc21285_info = {
* PCI device ID table
*/
-static struct pci_device_id mtd_pci_ids[] = {
+static const struct pci_device_id mtd_pci_ids[] = {
{
.vendor = PCI_VENDOR_ID_INTEL,
.device = 0x530d,
diff --git a/drivers/mtd/maps/physmap_of_core.c b/drivers/mtd/maps/physmap_of_core.c
index 62fa6836f218..b1bd4faecfb2 100644
--- a/drivers/mtd/maps/physmap_of_core.c
+++ b/drivers/mtd/maps/physmap_of_core.c
@@ -178,8 +178,8 @@ static int of_flash_probe(struct platform_device *dev)
*/
p = of_get_property(dp, "reg", &count);
if (!p || count % reg_tuple_size != 0) {
- dev_err(&dev->dev, "Malformed reg property on %s\n",
- dev->dev.of_node->full_name);
+ dev_err(&dev->dev, "Malformed reg property on %pOF\n",
+ dev->dev.of_node);
err = -EINVAL;
goto err_flash_remove;
}
@@ -235,10 +235,10 @@ static int of_flash_probe(struct platform_device *dev)
err = of_flash_probe_gemini(dev, dp, &info->list[i].map);
if (err)
- return err;
+ goto err_out;
err = of_flash_probe_versatile(dev, dp, &info->list[i].map);
if (err)
- return err;
+ goto err_out;
err = -ENOMEM;
info->list[i].map.virt = ioremap(info->list[i].map.phys,
diff --git a/drivers/mtd/maps/physmap_of_gemini.c b/drivers/mtd/maps/physmap_of_gemini.c
index 05b286b5289f..4ed1a6bb4d3c 100644
--- a/drivers/mtd/maps/physmap_of_gemini.c
+++ b/drivers/mtd/maps/physmap_of_gemini.c
@@ -43,13 +43,6 @@
#define FLASH_PARALLEL_HIGH_PIN_CNT (1 << 20) /* else low pin cnt */
-/* Miscellaneous Control Register */
-#define GLOBAL_MISC_CTRL 0x30
-#define FLASH_PADS_MASK 0x07
-#define NAND_PADS_DISABLE BIT(2)
-#define PFLASH_PADS_DISABLE BIT(1)
-#define SFLASH_PADS_DISABLE BIT(0)
-
static const struct of_device_id syscon_match[] = {
{ .compatible = "cortina,gemini-syscon" },
{ },
@@ -102,15 +95,6 @@ int of_flash_probe_gemini(struct platform_device *pdev,
map->bankwidth * 8);
}
- /* Activate parallel (NOR flash) mode */
- ret = regmap_update_bits(rmap, GLOBAL_MISC_CTRL,
- FLASH_PADS_MASK,
- SFLASH_PADS_DISABLE | NAND_PADS_DISABLE);
- if (ret) {
- dev_err(dev, "unable to set up physmap pads\n");
- return -ENODEV;
- }
-
dev_info(&pdev->dev, "initialized Gemini-specific physmap control\n");
return 0;
diff --git a/drivers/mtd/maps/physmap_of_versatile.c b/drivers/mtd/maps/physmap_of_versatile.c
index 8c6ccded9be8..03f2b6e7bc7e 100644
--- a/drivers/mtd/maps/physmap_of_versatile.c
+++ b/drivers/mtd/maps/physmap_of_versatile.c
@@ -97,7 +97,7 @@ static const struct of_device_id ebi_match[] = {
static int ap_flash_init(struct platform_device *pdev)
{
struct device_node *ebi;
- static void __iomem *ebi_base;
+ void __iomem *ebi_base;
u32 val;
int ret;
diff --git a/drivers/mtd/maps/sun_uflash.c b/drivers/mtd/maps/sun_uflash.c
index 414956eca0c9..1e73bba6e286 100644
--- a/drivers/mtd/maps/sun_uflash.c
+++ b/drivers/mtd/maps/sun_uflash.c
@@ -55,8 +55,8 @@ int uflash_devinit(struct platform_device *op, struct device_node *dp)
/* Non-CFI userflash device-- once I find one we
* can work on supporting it.
*/
- printk(KERN_ERR PFX "Unsupported device at %s, 0x%llx\n",
- dp->full_name, (unsigned long long)op->resource[0].start);
+ printk(KERN_ERR PFX "Unsupported device at %pOF, 0x%llx\n",
+ dp, (unsigned long long)op->resource[0].start);
return -ENODEV;
}
diff --git a/drivers/mtd/mtdcore.c b/drivers/mtd/mtdcore.c
index 956382cea256..e7ea842ba3db 100644
--- a/drivers/mtd/mtdcore.c
+++ b/drivers/mtd/mtdcore.c
@@ -40,6 +40,7 @@
#include <linux/slab.h>
#include <linux/reboot.h>
#include <linux/leds.h>
+#include <linux/debugfs.h>
#include <linux/mtd/mtd.h>
#include <linux/mtd/partitions.h>
@@ -339,7 +340,7 @@ static struct attribute *mtd_attrs[] = {
};
ATTRIBUTE_GROUPS(mtd);
-static struct device_type mtd_devtype = {
+static const struct device_type mtd_devtype = {
.name = "mtd",
.groups = mtd_groups,
.release = mtd_release,
@@ -477,6 +478,8 @@ int mtd_pairing_groups(struct mtd_info *mtd)
}
EXPORT_SYMBOL_GPL(mtd_pairing_groups);
+static struct dentry *dfs_dir_mtd;
+
/**
* add_mtd_device - register an MTD device
* @mtd: pointer to new MTD device info structure
@@ -552,6 +555,14 @@ int add_mtd_device(struct mtd_info *mtd)
if (error)
goto fail_added;
+ if (!IS_ERR_OR_NULL(dfs_dir_mtd)) {
+ mtd->dbg.dfs_dir = debugfs_create_dir(dev_name(&mtd->dev), dfs_dir_mtd);
+ if (IS_ERR_OR_NULL(mtd->dbg.dfs_dir)) {
+ pr_debug("mtd device %s won't show data in debugfs\n",
+ dev_name(&mtd->dev));
+ }
+ }
+
device_create(&mtd_class, mtd->dev.parent, MTD_DEVT(i) + 1, NULL,
"mtd%dro", i);
@@ -594,6 +605,8 @@ int del_mtd_device(struct mtd_info *mtd)
mutex_lock(&mtd_table_mutex);
+ debugfs_remove_recursive(mtd->dbg.dfs_dir);
+
if (idr_find(&mtd_idr, mtd->index) != mtd) {
ret = -ENODEV;
goto out_error;
@@ -1811,6 +1824,8 @@ static int __init init_mtd(void)
if (ret)
goto out_procfs;
+ dfs_dir_mtd = debugfs_create_dir("mtd", NULL);
+
return 0;
out_procfs:
@@ -1826,6 +1841,7 @@ err_reg:
static void __exit cleanup_mtd(void)
{
+ debugfs_remove_recursive(dfs_dir_mtd);
cleanup_mtdchar();
if (proc_mtd)
remove_proc_entry("mtd", NULL);
diff --git a/drivers/mtd/mtdswap.c b/drivers/mtd/mtdswap.c
index f12879a3d4ff..7d9080e33865 100644
--- a/drivers/mtd/mtdswap.c
+++ b/drivers/mtd/mtdswap.c
@@ -138,8 +138,6 @@ struct mtdswap_dev {
char *page_buf;
char *oob_buf;
-
- struct dentry *debugfs_root;
};
struct mtdswap_oobdata {
@@ -1315,29 +1313,19 @@ static const struct file_operations mtdswap_fops = {
static int mtdswap_add_debugfs(struct mtdswap_dev *d)
{
- struct gendisk *gd = d->mbd_dev->disk;
- struct device *dev = disk_to_dev(gd);
-
- struct dentry *root;
+ struct dentry *root = d->mtd->dbg.dfs_dir;
struct dentry *dent;
- root = debugfs_create_dir(gd->disk_name, NULL);
- if (IS_ERR(root))
+ if (!IS_ENABLED(CONFIG_DEBUG_FS))
return 0;
- if (!root) {
- dev_err(dev, "failed to initialize debugfs\n");
+ if (IS_ERR_OR_NULL(root))
return -1;
- }
-
- d->debugfs_root = root;
- dent = debugfs_create_file("stats", S_IRUSR, root, d,
+ dent = debugfs_create_file("mtdswap_stats", S_IRUSR, root, d,
&mtdswap_fops);
if (!dent) {
dev_err(d->dev, "debugfs_create_file failed\n");
- debugfs_remove_recursive(root);
- d->debugfs_root = NULL;
return -1;
}
@@ -1540,7 +1528,6 @@ static void mtdswap_remove_dev(struct mtd_blktrans_dev *dev)
{
struct mtdswap_dev *d = MTDSWAP_MBD_TO_MTDSWAP(dev);
- debugfs_remove_recursive(d->debugfs_root);
del_mtd_blktrans_dev(dev);
mtdswap_cleanup(d);
kfree(d);
diff --git a/drivers/mtd/nand/nandsim.c b/drivers/mtd/nand/nandsim.c
index e4211c3cc49b..1ddf0b73c246 100644
--- a/drivers/mtd/nand/nandsim.c
+++ b/drivers/mtd/nand/nandsim.c
@@ -287,11 +287,6 @@ MODULE_PARM_DESC(bch, "Enable BCH ecc and set how many bits should "
/* Maximum page cache pages needed to read or write a NAND page to the cache_file */
#define NS_MAX_HELD_PAGES 16
-struct nandsim_debug_info {
- struct dentry *dfs_root;
- struct dentry *dfs_wear_report;
-};
-
/*
* A union to represent flash memory contents and flash buffer.
*/
@@ -370,8 +365,6 @@ struct nandsim {
void *file_buf;
struct page *held_pages[NS_MAX_HELD_PAGES];
int held_cnt;
-
- struct nandsim_debug_info dbg;
};
/*
@@ -524,39 +517,23 @@ static const struct file_operations dfs_fops = {
*/
static int nandsim_debugfs_create(struct nandsim *dev)
{
- struct nandsim_debug_info *dbg = &dev->dbg;
+ struct dentry *root = nsmtd->dbg.dfs_dir;
struct dentry *dent;
if (!IS_ENABLED(CONFIG_DEBUG_FS))
return 0;
- dent = debugfs_create_dir("nandsim", NULL);
- if (!dent) {
- NS_ERR("cannot create \"nandsim\" debugfs directory\n");
- return -ENODEV;
- }
- dbg->dfs_root = dent;
+ if (IS_ERR_OR_NULL(root))
+ return -1;
- dent = debugfs_create_file("wear_report", S_IRUSR,
- dbg->dfs_root, dev, &dfs_fops);
- if (!dent)
- goto out_remove;
- dbg->dfs_wear_report = dent;
+ dent = debugfs_create_file("nandsim_wear_report", S_IRUSR,
+ root, dev, &dfs_fops);
+ if (IS_ERR_OR_NULL(dent)) {
+ NS_ERR("cannot create \"nandsim_wear_report\" debugfs entry\n");
+ return -1;
+ }
return 0;
-
-out_remove:
- debugfs_remove_recursive(dbg->dfs_root);
- return -ENODEV;
-}
-
-/**
- * nandsim_debugfs_remove - destroy all debugfs files
- */
-static void nandsim_debugfs_remove(struct nandsim *ns)
-{
- if (IS_ENABLED(CONFIG_DEBUG_FS))
- debugfs_remove_recursive(ns->dbg.dfs_root);
}
/*
@@ -2352,9 +2329,6 @@ static int __init ns_init_module(void)
if ((retval = setup_wear_reporting(nsmtd)) != 0)
goto err_exit;
- if ((retval = nandsim_debugfs_create(nand)) != 0)
- goto err_exit;
-
if ((retval = init_nandsim(nsmtd)) != 0)
goto err_exit;
@@ -2370,10 +2344,12 @@ static int __init ns_init_module(void)
if (retval != 0)
goto err_exit;
+ if ((retval = nandsim_debugfs_create(nand)) != 0)
+ goto err_exit;
+
return 0;
err_exit:
- nandsim_debugfs_remove(nand);
free_nandsim(nand);
nand_release(nsmtd);
for (i = 0;i < ARRAY_SIZE(nand->partitions); ++i)
@@ -2396,7 +2372,6 @@ static void __exit ns_cleanup_module(void)
struct nandsim *ns = nand_get_controller_data(chip);
int i;
- nandsim_debugfs_remove(ns);
free_nandsim(ns); /* Free nandsim private resources */
nand_release(nsmtd); /* Unregister driver */
for (i = 0;i < ARRAY_SIZE(ns->partitions); ++i)
diff --git a/drivers/mtd/ofpart.c b/drivers/mtd/ofpart.c
index 2861c7079d7b..6bdf4e525677 100644
--- a/drivers/mtd/ofpart.c
+++ b/drivers/mtd/ofpart.c
@@ -50,8 +50,8 @@ static int parse_ofpart_partitions(struct mtd_info *master,
* when using another parser), so don't be louder than
* KERN_DEBUG
*/
- pr_debug("%s: 'partitions' subnode not found on %s. Trying to parse direct subnodes as partitions.\n",
- master->name, mtd_node->full_name);
+ pr_debug("%s: 'partitions' subnode not found on %pOF. Trying to parse direct subnodes as partitions.\n",
+ master->name, mtd_node);
ofpart_node = mtd_node;
dedicated = false;
} else if (!of_device_is_compatible(ofpart_node, "fixed-partitions")) {
@@ -87,9 +87,9 @@ static int parse_ofpart_partitions(struct mtd_info *master,
reg = of_get_property(pp, "reg", &len);
if (!reg) {
if (dedicated) {
- pr_debug("%s: ofpart partition %s (%s) missing reg property.\n",
- master->name, pp->full_name,
- mtd_node->full_name);
+ pr_debug("%s: ofpart partition %pOF (%pOF) missing reg property.\n",
+ master->name, pp,
+ mtd_node);
goto ofpart_fail;
} else {
nr_parts--;
@@ -100,9 +100,9 @@ static int parse_ofpart_partitions(struct mtd_info *master,
a_cells = of_n_addr_cells(pp);
s_cells = of_n_size_cells(pp);
if (len / 4 != a_cells + s_cells) {
- pr_debug("%s: ofpart partition %s (%s) error parsing reg property.\n",
- master->name, pp->full_name,
- mtd_node->full_name);
+ pr_debug("%s: ofpart partition %pOF (%pOF) error parsing reg property.\n",
+ master->name, pp,
+ mtd_node);
goto ofpart_fail;
}
@@ -131,8 +131,8 @@ static int parse_ofpart_partitions(struct mtd_info *master,
return nr_parts;
ofpart_fail:
- pr_err("%s: error parsing ofpart partition %s (%s)\n",
- master->name, pp->full_name, mtd_node->full_name);
+ pr_err("%s: error parsing ofpart partition %pOF (%pOF)\n",
+ master->name, pp, mtd_node);
ret = -EINVAL;
ofpart_none:
of_node_put(pp);
@@ -166,8 +166,7 @@ static int parse_ofoldpart_partitions(struct mtd_info *master,
if (!part)
return 0; /* No partitions found */
- pr_warn("Device tree uses obsolete partition map binding: %s\n",
- dp->full_name);
+ pr_warn("Device tree uses obsolete partition map binding: %pOF\n", dp);
nr_parts = plen / sizeof(part[0]);
diff --git a/drivers/mtd/spi-nor/hisi-sfc.c b/drivers/mtd/spi-nor/hisi-sfc.c
index d1106832b9d5..04f9fb5cd9b6 100644
--- a/drivers/mtd/spi-nor/hisi-sfc.c
+++ b/drivers/mtd/spi-nor/hisi-sfc.c
@@ -355,16 +355,16 @@ static int hisi_spi_nor_register(struct device_node *np,
ret = of_property_read_u32(np, "reg", &priv->chipselect);
if (ret) {
- dev_err(dev, "There's no reg property for %s\n",
- np->full_name);
+ dev_err(dev, "There's no reg property for %pOF\n",
+ np);
return ret;
}
ret = of_property_read_u32(np, "spi-max-frequency",
&priv->clkrate);
if (ret) {
- dev_err(dev, "There's no spi-max-frequency property for %s\n",
- np->full_name);
+ dev_err(dev, "There's no spi-max-frequency property for %pOF\n",
+ np);
return ret;
}
priv->host = host;
diff --git a/include/asm-generic/vmlinux.lds.h b/include/asm-generic/vmlinux.lds.h
index 9623d78f8494..969ee1078ada 100644
--- a/include/asm-generic/vmlinux.lds.h
+++ b/include/asm-generic/vmlinux.lds.h
@@ -216,6 +216,7 @@
* .data section
*/
#define DATA_DATA \
+ *(.xiptext) \
*(DATA_MAIN) \
*(.ref.data) \
*(.data..shared_aligned) /* percpu related */ \
diff --git a/include/linux/mtd/mtd.h b/include/linux/mtd/mtd.h
index f8a2ef239c60..6cd0f6b7658b 100644
--- a/include/linux/mtd/mtd.h
+++ b/include/linux/mtd/mtd.h
@@ -206,6 +206,15 @@ struct mtd_pairing_scheme {
struct module; /* only needed for owner field in mtd_info */
+/**
+ * struct mtd_debug_info - debugging information for an MTD device.
+ *
+ * @dfs_dir: direntry object of the MTD device debugfs directory
+ */
+struct mtd_debug_info {
+ struct dentry *dfs_dir;
+};
+
struct mtd_info {
u_char type;
uint32_t flags;
@@ -346,6 +355,7 @@ struct mtd_info {
struct module *owner;
struct device dev;
int usecount;
+ struct mtd_debug_info dbg;
};
int mtd_ooblayout_ecc(struct mtd_info *mtd, int section,
diff --git a/include/linux/mtd/xip.h b/include/linux/mtd/xip.h
index abed4dec5c2f..e373690cce0a 100644
--- a/include/linux/mtd/xip.h
+++ b/include/linux/mtd/xip.h
@@ -30,7 +30,9 @@
* obviously not be running from flash. The __xipram is therefore marking
* those functions so they get relocated to ram.
*/
-#define __xipram noinline __attribute__ ((__section__ (".data")))
+#ifdef CONFIG_XIP_KERNEL
+#define __xipram noinline __attribute__ ((__section__ (".xiptext")))
+#endif
/*
* Each architecture has to provide the following macros. They must access
@@ -90,10 +92,10 @@
#define xip_cpu_idle() do { } while (0)
#endif
-#else
+#endif /* CONFIG_MTD_XIP */
+#ifndef __xipram
#define __xipram
-
-#endif /* CONFIG_MTD_XIP */
+#endif
#endif /* __LINUX_MTD_XIP_H__ */
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