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-rw-r--r--drivers/mtd/devices/docg3.c8
-rw-r--r--drivers/mtd/devices/mchp23k256.c2
-rw-r--r--drivers/mtd/devices/mchp48l640.c2
-rw-r--r--drivers/mtd/devices/mtd_dataflash.c1
-rw-r--r--drivers/mtd/devices/spear_smi.c5
-rw-r--r--drivers/mtd/devices/st_spi_fsm.c14
-rw-r--r--drivers/mtd/lpddr/lpddr2_nvm.c4
-rw-r--r--drivers/mtd/maps/lantiq-flash.c11
-rw-r--r--drivers/mtd/maps/physmap-bt1-rom.c1
-rw-r--r--drivers/mtd/maps/physmap-core.c3
-rw-r--r--drivers/mtd/maps/physmap-gemini.c2
-rw-r--r--drivers/mtd/maps/physmap-ixp4xx.c2
-rw-r--r--drivers/mtd/maps/physmap-ixp4xx.h1
-rw-r--r--drivers/mtd/maps/physmap-versatile.c4
-rw-r--r--drivers/mtd/maps/plat-ram.c3
-rw-r--r--drivers/mtd/maps/sun_uflash.c2
-rw-r--r--drivers/mtd/mtdblock.c2
-rw-r--r--drivers/mtd/mtdblock_ro.c2
-rw-r--r--drivers/mtd/mtdcore.c97
-rw-r--r--drivers/mtd/mtdcore.h1
-rw-r--r--drivers/mtd/mtdpart.c14
-rw-r--r--drivers/mtd/nand/ecc-mxic.c2
-rw-r--r--drivers/mtd/nand/ecc.c2
-rw-r--r--drivers/mtd/nand/onenand/onenand_omap2.c2
-rw-r--r--drivers/mtd/nand/raw/ams-delta.c2
-rw-r--r--drivers/mtd/nand/raw/davinci_nand.c1
-rw-r--r--drivers/mtd/nand/raw/denali_dt.c1
-rw-r--r--drivers/mtd/nand/raw/fsl_ifc_nand.c1
-rw-r--r--drivers/mtd/nand/raw/fsl_upm.c3
-rw-r--r--drivers/mtd/nand/raw/gpmi-nand/gpmi-nand.c2
-rw-r--r--drivers/mtd/nand/raw/ingenic/ingenic_ecc.c1
-rw-r--r--drivers/mtd/nand/raw/ingenic/ingenic_nand_drv.c1
-rw-r--r--drivers/mtd/nand/raw/marvell_nand.c3
-rw-r--r--drivers/mtd/nand/raw/meson_nand.c1
-rw-r--r--drivers/mtd/nand/raw/mpc5121_nfc.c4
-rw-r--r--drivers/mtd/nand/raw/mtk_nand.c1
-rw-r--r--drivers/mtd/nand/raw/mxc_nand.c1
-rw-r--r--drivers/mtd/nand/raw/ndfc.c3
-rw-r--r--drivers/mtd/nand/raw/omap2.c2
-rw-r--r--drivers/mtd/nand/raw/pl35x-nand-controller.c4
-rw-r--r--drivers/mtd/nand/raw/qcom_nandc.c2
-rw-r--r--drivers/mtd/nand/raw/rockchip-nand-controller.c1
-rw-r--r--drivers/mtd/nand/raw/s3c2410.c1
-rw-r--r--drivers/mtd/nand/raw/sh_flctl.c1
-rw-r--r--drivers/mtd/nand/raw/socrates_nand.c3
-rw-r--r--drivers/mtd/nand/raw/sunxi_nand.c1
-rw-r--r--drivers/mtd/nand/raw/xway_nand.c3
-rw-r--r--drivers/mtd/spi-nor/controllers/nxp-spifi.c1
48 files changed, 110 insertions, 121 deletions
diff --git a/drivers/mtd/devices/docg3.c b/drivers/mtd/devices/docg3.c
index a7714e3de887..22e73dd6118b 100644
--- a/drivers/mtd/devices/docg3.c
+++ b/drivers/mtd/devices/docg3.c
@@ -1599,7 +1599,7 @@ static void doc_unregister_sysfs(struct platform_device *pdev,
*/
static int flashcontrol_show(struct seq_file *s, void *p)
{
- struct docg3 *docg3 = (struct docg3 *)s->private;
+ struct docg3 *docg3 = s->private;
u8 fctrl;
@@ -1621,7 +1621,7 @@ DEFINE_SHOW_ATTRIBUTE(flashcontrol);
static int asic_mode_show(struct seq_file *s, void *p)
{
- struct docg3 *docg3 = (struct docg3 *)s->private;
+ struct docg3 *docg3 = s->private;
int pctrl, mode;
@@ -1658,7 +1658,7 @@ DEFINE_SHOW_ATTRIBUTE(asic_mode);
static int device_id_show(struct seq_file *s, void *p)
{
- struct docg3 *docg3 = (struct docg3 *)s->private;
+ struct docg3 *docg3 = s->private;
int id;
mutex_lock(&docg3->cascade->lock);
@@ -1672,7 +1672,7 @@ DEFINE_SHOW_ATTRIBUTE(device_id);
static int protection_show(struct seq_file *s, void *p)
{
- struct docg3 *docg3 = (struct docg3 *)s->private;
+ struct docg3 *docg3 = s->private;
int protect, dps0, dps0_low, dps0_high, dps1, dps1_low, dps1_high;
mutex_lock(&docg3->cascade->lock);
diff --git a/drivers/mtd/devices/mchp23k256.c b/drivers/mtd/devices/mchp23k256.c
index 3a6ea7a6a30c..d533475fda15 100644
--- a/drivers/mtd/devices/mchp23k256.c
+++ b/drivers/mtd/devices/mchp23k256.c
@@ -15,7 +15,7 @@
#include <linux/sizes.h>
#include <linux/spi/flash.h>
#include <linux/spi/spi.h>
-#include <linux/of_device.h>
+#include <linux/of.h>
#define MAX_CMD_SIZE 4
diff --git a/drivers/mtd/devices/mchp48l640.c b/drivers/mtd/devices/mchp48l640.c
index 40cd5041174c..f576e6a890e8 100644
--- a/drivers/mtd/devices/mchp48l640.c
+++ b/drivers/mtd/devices/mchp48l640.c
@@ -22,7 +22,7 @@
#include <linux/sizes.h>
#include <linux/spi/flash.h>
#include <linux/spi/spi.h>
-#include <linux/of_device.h>
+#include <linux/of.h>
struct mchp48_caps {
unsigned int size;
diff --git a/drivers/mtd/devices/mtd_dataflash.c b/drivers/mtd/devices/mtd_dataflash.c
index 1d3b2a94581f..0c1b93303618 100644
--- a/drivers/mtd/devices/mtd_dataflash.c
+++ b/drivers/mtd/devices/mtd_dataflash.c
@@ -13,7 +13,6 @@
#include <linux/err.h>
#include <linux/math64.h>
#include <linux/of.h>
-#include <linux/of_device.h>
#include <linux/spi/spi.h>
#include <linux/spi/flash.h>
diff --git a/drivers/mtd/devices/spear_smi.c b/drivers/mtd/devices/spear_smi.c
index cc17133be297..93bca5225116 100644
--- a/drivers/mtd/devices/spear_smi.c
+++ b/drivers/mtd/devices/spear_smi.c
@@ -937,7 +937,6 @@ static int spear_smi_probe(struct platform_device *pdev)
struct device_node *np = pdev->dev.of_node;
struct spear_smi_plat_data *pdata = NULL;
struct spear_smi *dev;
- struct resource *smi_base;
int irq, ret = 0;
int i;
@@ -975,9 +974,7 @@ static int spear_smi_probe(struct platform_device *pdev)
goto err;
}
- smi_base = platform_get_resource(pdev, IORESOURCE_MEM, 0);
-
- dev->io_base = devm_ioremap_resource(&pdev->dev, smi_base);
+ dev->io_base = devm_platform_ioremap_resource(pdev, 0);
if (IS_ERR(dev->io_base)) {
ret = PTR_ERR(dev->io_base);
goto err;
diff --git a/drivers/mtd/devices/st_spi_fsm.c b/drivers/mtd/devices/st_spi_fsm.c
index 3dbb1aa80bfa..95530cbbb1e0 100644
--- a/drivers/mtd/devices/st_spi_fsm.c
+++ b/drivers/mtd/devices/st_spi_fsm.c
@@ -2016,7 +2016,6 @@ static int stfsm_probe(struct platform_device *pdev)
{
struct device_node *np = pdev->dev.of_node;
struct flash_info *info;
- struct resource *res;
struct stfsm *fsm;
int ret;
@@ -2033,18 +2032,9 @@ static int stfsm_probe(struct platform_device *pdev)
platform_set_drvdata(pdev, fsm);
- res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
- if (!res) {
- dev_err(&pdev->dev, "Resource not found\n");
- return -ENODEV;
- }
-
- fsm->base = devm_ioremap_resource(&pdev->dev, res);
- if (IS_ERR(fsm->base)) {
- dev_err(&pdev->dev,
- "Failed to reserve memory region %pR\n", res);
+ fsm->base = devm_platform_ioremap_resource(pdev, 0);
+ if (IS_ERR(fsm->base))
return PTR_ERR(fsm->base);
- }
fsm->clk = devm_clk_get_enabled(&pdev->dev, NULL);
if (IS_ERR(fsm->clk)) {
diff --git a/drivers/mtd/lpddr/lpddr2_nvm.c b/drivers/mtd/lpddr/lpddr2_nvm.c
index e71af4c49096..f4e5174b2449 100644
--- a/drivers/mtd/lpddr/lpddr2_nvm.c
+++ b/drivers/mtd/lpddr/lpddr2_nvm.c
@@ -412,7 +412,6 @@ static int lpddr2_nvm_probe(struct platform_device *pdev)
struct map_info *map;
struct mtd_info *mtd;
struct resource *add_range;
- struct resource *control_regs;
struct pcm_int_data *pcm_data;
/* Allocate memory control_regs data structures */
@@ -452,8 +451,7 @@ static int lpddr2_nvm_probe(struct platform_device *pdev)
simple_map_init(map); /* fill with default methods */
- control_regs = platform_get_resource(pdev, IORESOURCE_MEM, 1);
- pcm_data->ctl_regs = devm_ioremap_resource(&pdev->dev, control_regs);
+ pcm_data->ctl_regs = devm_platform_ioremap_resource(pdev, 1);
if (IS_ERR(pcm_data->ctl_regs))
return PTR_ERR(pcm_data->ctl_regs);
diff --git a/drivers/mtd/maps/lantiq-flash.c b/drivers/mtd/maps/lantiq-flash.c
index 67a1dbfdd72c..a1da1c8973c0 100644
--- a/drivers/mtd/maps/lantiq-flash.c
+++ b/drivers/mtd/maps/lantiq-flash.c
@@ -118,11 +118,9 @@ ltq_mtd_probe(struct platform_device *pdev)
platform_set_drvdata(pdev, ltq_mtd);
- ltq_mtd->res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
- if (!ltq_mtd->res) {
- dev_err(&pdev->dev, "failed to get memory resource\n");
- return -ENOENT;
- }
+ ltq_mtd->map->virt = devm_platform_get_and_ioremap_resource(pdev, 0, &ltq_mtd->res);
+ if (IS_ERR(ltq_mtd->map->virt))
+ return PTR_ERR(ltq_mtd->map->virt);
ltq_mtd->map = devm_kzalloc(&pdev->dev, sizeof(struct map_info),
GFP_KERNEL);
@@ -131,9 +129,6 @@ ltq_mtd_probe(struct platform_device *pdev)
ltq_mtd->map->phys = ltq_mtd->res->start;
ltq_mtd->map->size = resource_size(ltq_mtd->res);
- ltq_mtd->map->virt = devm_ioremap_resource(&pdev->dev, ltq_mtd->res);
- if (IS_ERR(ltq_mtd->map->virt))
- return PTR_ERR(ltq_mtd->map->virt);
ltq_mtd->map->name = ltq_map_name;
ltq_mtd->map->bankwidth = 2;
diff --git a/drivers/mtd/maps/physmap-bt1-rom.c b/drivers/mtd/maps/physmap-bt1-rom.c
index 58782cfaf71c..60dccc48f99e 100644
--- a/drivers/mtd/maps/physmap-bt1-rom.c
+++ b/drivers/mtd/maps/physmap-bt1-rom.c
@@ -14,7 +14,6 @@
#include <linux/mtd/xip.h>
#include <linux/mux/consumer.h>
#include <linux/of.h>
-#include <linux/of_device.h>
#include <linux/platform_device.h>
#include <linux/string.h>
#include <linux/types.h>
diff --git a/drivers/mtd/maps/physmap-core.c b/drivers/mtd/maps/physmap-core.c
index c73854da5136..78710fbc8e7f 100644
--- a/drivers/mtd/maps/physmap-core.c
+++ b/drivers/mtd/maps/physmap-core.c
@@ -508,8 +508,7 @@ static int physmap_flash_probe(struct platform_device *dev)
for (i = 0; i < info->nmaps; i++) {
struct resource *res;
- res = platform_get_resource(dev, IORESOURCE_MEM, i);
- info->maps[i].virt = devm_ioremap_resource(&dev->dev, res);
+ info->maps[i].virt = devm_platform_get_and_ioremap_resource(dev, i, &res);
if (IS_ERR(info->maps[i].virt)) {
err = PTR_ERR(info->maps[i].virt);
goto err_out;
diff --git a/drivers/mtd/maps/physmap-gemini.c b/drivers/mtd/maps/physmap-gemini.c
index d4a46e159d38..9d3b4bf84a1a 100644
--- a/drivers/mtd/maps/physmap-gemini.c
+++ b/drivers/mtd/maps/physmap-gemini.c
@@ -8,10 +8,10 @@
*/
#include <linux/export.h>
#include <linux/of.h>
-#include <linux/of_device.h>
#include <linux/mtd/map.h>
#include <linux/mtd/xip.h>
#include <linux/mfd/syscon.h>
+#include <linux/platform_device.h>
#include <linux/regmap.h>
#include <linux/bitops.h>
#include <linux/pinctrl/consumer.h>
diff --git a/drivers/mtd/maps/physmap-ixp4xx.c b/drivers/mtd/maps/physmap-ixp4xx.c
index 6a054229a8a0..c561468f95f6 100644
--- a/drivers/mtd/maps/physmap-ixp4xx.c
+++ b/drivers/mtd/maps/physmap-ixp4xx.c
@@ -11,7 +11,7 @@
*/
#include <linux/export.h>
#include <linux/of.h>
-#include <linux/of_device.h>
+#include <linux/platform_device.h>
#include <linux/mtd/map.h>
#include <linux/mtd/xip.h>
#include "physmap-ixp4xx.h"
diff --git a/drivers/mtd/maps/physmap-ixp4xx.h b/drivers/mtd/maps/physmap-ixp4xx.h
index b0fc49b7f3ed..46824c57e58a 100644
--- a/drivers/mtd/maps/physmap-ixp4xx.h
+++ b/drivers/mtd/maps/physmap-ixp4xx.h
@@ -1,5 +1,6 @@
/* SPDX-License-Identifier: GPL-2.0 */
#include <linux/of.h>
+#include <linux/platform_device.h>
#include <linux/mtd/map.h>
#ifdef CONFIG_MTD_PHYSMAP_IXP4XX
diff --git a/drivers/mtd/maps/physmap-versatile.c b/drivers/mtd/maps/physmap-versatile.c
index a1b8b7b25f88..2e779111bf79 100644
--- a/drivers/mtd/maps/physmap-versatile.c
+++ b/drivers/mtd/maps/physmap-versatile.c
@@ -9,9 +9,9 @@
#include <linux/io.h>
#include <linux/of.h>
#include <linux/of_address.h>
-#include <linux/of_device.h>
#include <linux/mtd/map.h>
#include <linux/mfd/syscon.h>
+#include <linux/platform_device.h>
#include <linux/regmap.h>
#include <linux/bitops.h>
#include "physmap-versatile.h"
@@ -206,7 +206,7 @@ int of_flash_probe_versatile(struct platform_device *pdev,
if (!sysnp)
return -ENODEV;
- versatile_flashprot = (enum versatile_flashprot)devid->data;
+ versatile_flashprot = (uintptr_t)devid->data;
rmap = syscon_node_to_regmap(sysnp);
of_node_put(sysnp);
if (IS_ERR(rmap))
diff --git a/drivers/mtd/maps/plat-ram.c b/drivers/mtd/maps/plat-ram.c
index cedd8ef9a6bf..4c921dce7396 100644
--- a/drivers/mtd/maps/plat-ram.c
+++ b/drivers/mtd/maps/plat-ram.c
@@ -123,8 +123,7 @@ static int platram_probe(struct platform_device *pdev)
info->pdata = pdata;
/* get the resource for the memory mapping */
- res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
- info->map.virt = devm_ioremap_resource(&pdev->dev, res);
+ info->map.virt = devm_platform_get_and_ioremap_resource(pdev, 0, &res);
if (IS_ERR(info->map.virt)) {
err = PTR_ERR(info->map.virt);
goto exit_free;
diff --git a/drivers/mtd/maps/sun_uflash.c b/drivers/mtd/maps/sun_uflash.c
index 860b19f77090..2bfdf1b7e18a 100644
--- a/drivers/mtd/maps/sun_uflash.c
+++ b/drivers/mtd/maps/sun_uflash.c
@@ -14,7 +14,7 @@
#include <linux/errno.h>
#include <linux/ioport.h>
#include <linux/of.h>
-#include <linux/of_device.h>
+#include <linux/platform_device.h>
#include <linux/slab.h>
#include <asm/prom.h>
#include <linux/uaccess.h>
diff --git a/drivers/mtd/mtdblock.c b/drivers/mtd/mtdblock.c
index fa476fb4dffb..9751416c2a91 100644
--- a/drivers/mtd/mtdblock.c
+++ b/drivers/mtd/mtdblock.c
@@ -262,7 +262,7 @@ static int mtdblock_open(struct mtd_blktrans_dev *mbd)
}
if (mtd_type_is_nand(mbd->mtd))
- pr_warn("%s: MTD device '%s' is NAND, please consider using UBI block devices instead.\n",
+ pr_warn_ratelimited("%s: MTD device '%s' is NAND, please consider using UBI block devices instead.\n",
mbd->tr->name, mbd->mtd->name);
/* OK, it's not open. Create cache info for it */
diff --git a/drivers/mtd/mtdblock_ro.c b/drivers/mtd/mtdblock_ro.c
index 66ffc9f1ead2..ef6299af60e4 100644
--- a/drivers/mtd/mtdblock_ro.c
+++ b/drivers/mtd/mtdblock_ro.c
@@ -49,7 +49,7 @@ static void mtdblock_add_mtd(struct mtd_blktrans_ops *tr, struct mtd_info *mtd)
dev->readonly = 1;
if (mtd_type_is_nand(mtd))
- pr_warn("%s: MTD device '%s' is NAND, please consider using UBI block devices instead.\n",
+ pr_warn_ratelimited("%s: MTD device '%s' is NAND, please consider using UBI block devices instead.\n",
tr->name, mtd->name);
if (add_mtd_blktrans_dev(dev))
diff --git a/drivers/mtd/mtdcore.c b/drivers/mtd/mtdcore.c
index e00b12aa5ec9..9bd661be3ae9 100644
--- a/drivers/mtd/mtdcore.c
+++ b/drivers/mtd/mtdcore.c
@@ -93,10 +93,39 @@ static void mtd_release(struct device *dev)
struct mtd_info *mtd = dev_get_drvdata(dev);
dev_t index = MTD_DEVT(mtd->index);
+ idr_remove(&mtd_idr, mtd->index);
+ of_node_put(mtd_get_of_node(mtd));
+
+ if (mtd_is_partition(mtd))
+ release_mtd_partition(mtd);
+
/* remove /dev/mtdXro node */
device_destroy(&mtd_class, index + 1);
}
+static void mtd_device_release(struct kref *kref)
+{
+ struct mtd_info *mtd = container_of(kref, struct mtd_info, refcnt);
+ bool is_partition = mtd_is_partition(mtd);
+
+ debugfs_remove_recursive(mtd->dbg.dfs_dir);
+
+ /* Try to remove the NVMEM provider */
+ nvmem_unregister(mtd->nvmem);
+
+ device_unregister(&mtd->dev);
+
+ /*
+ * Clear dev so mtd can be safely re-registered later if desired.
+ * Should not be done for partition,
+ * as it was already destroyed in device_unregister().
+ */
+ if (!is_partition)
+ memset(&mtd->dev, 0, sizeof(mtd->dev));
+
+ module_put(THIS_MODULE);
+}
+
#define MTD_DEVICE_ATTR_RO(name) \
static DEVICE_ATTR(name, 0444, mtd_##name##_show, NULL)
@@ -666,7 +695,7 @@ int add_mtd_device(struct mtd_info *mtd)
}
mtd->index = i;
- mtd->usecount = 0;
+ kref_init(&mtd->refcnt);
/* default value if not set by driver */
if (mtd->bitflip_threshold == 0)
@@ -779,7 +808,6 @@ int del_mtd_device(struct mtd_info *mtd)
{
int ret;
struct mtd_notifier *not;
- struct device_node *mtd_of_node;
mutex_lock(&mtd_table_mutex);
@@ -793,28 +821,8 @@ int del_mtd_device(struct mtd_info *mtd)
list_for_each_entry(not, &mtd_notifiers, list)
not->remove(mtd);
- if (mtd->usecount) {
- printk(KERN_NOTICE "Removing MTD device #%d (%s) with use count %d\n",
- mtd->index, mtd->name, mtd->usecount);
- ret = -EBUSY;
- } else {
- mtd_of_node = mtd_get_of_node(mtd);
- debugfs_remove_recursive(mtd->dbg.dfs_dir);
-
- /* Try to remove the NVMEM provider */
- nvmem_unregister(mtd->nvmem);
-
- device_unregister(&mtd->dev);
-
- /* Clear dev so mtd can be safely re-registered later if desired */
- memset(&mtd->dev, 0, sizeof(mtd->dev));
-
- idr_remove(&mtd_idr, mtd->index);
- of_node_put(mtd_of_node);
-
- module_put(THIS_MODULE);
- ret = 0;
- }
+ kref_put(&mtd->refcnt, mtd_device_release);
+ ret = 0;
out_error:
mutex_unlock(&mtd_table_mutex);
@@ -1227,25 +1235,27 @@ int __get_mtd_device(struct mtd_info *mtd)
struct mtd_info *master = mtd_get_master(mtd);
int err;
- if (!try_module_get(master->owner))
- return -ENODEV;
-
if (master->_get_device) {
err = master->_get_device(mtd);
-
- if (err) {
- module_put(master->owner);
+ if (err)
return err;
- }
}
- master->usecount++;
+ if (!try_module_get(master->owner)) {
+ if (master->_put_device)
+ master->_put_device(master);
+ return -ENODEV;
+ }
- while (mtd->parent) {
- mtd->usecount++;
+ while (mtd) {
+ if (mtd != master)
+ kref_get(&mtd->refcnt);
mtd = mtd->parent;
}
+ if (IS_ENABLED(CONFIG_MTD_PARTITIONED_MASTER))
+ kref_get(&master->refcnt);
+
return 0;
}
EXPORT_SYMBOL_GPL(__get_mtd_device);
@@ -1329,18 +1339,23 @@ void __put_mtd_device(struct mtd_info *mtd)
{
struct mtd_info *master = mtd_get_master(mtd);
- while (mtd->parent) {
- --mtd->usecount;
- BUG_ON(mtd->usecount < 0);
- mtd = mtd->parent;
+ while (mtd) {
+ /* kref_put() can relese mtd, so keep a reference mtd->parent */
+ struct mtd_info *parent = mtd->parent;
+
+ if (mtd != master)
+ kref_put(&mtd->refcnt, mtd_device_release);
+ mtd = parent;
}
- master->usecount--;
+ if (IS_ENABLED(CONFIG_MTD_PARTITIONED_MASTER))
+ kref_put(&master->refcnt, mtd_device_release);
+
+ module_put(master->owner);
+ /* must be the last as master can be freed in the _put_device */
if (master->_put_device)
master->_put_device(master);
-
- module_put(master->owner);
}
EXPORT_SYMBOL_GPL(__put_mtd_device);
diff --git a/drivers/mtd/mtdcore.h b/drivers/mtd/mtdcore.h
index b5eefeabf310..b014861a06a6 100644
--- a/drivers/mtd/mtdcore.h
+++ b/drivers/mtd/mtdcore.h
@@ -12,6 +12,7 @@ int __must_check add_mtd_device(struct mtd_info *mtd);
int del_mtd_device(struct mtd_info *mtd);
int add_mtd_partitions(struct mtd_info *, const struct mtd_partition *, int);
int del_mtd_partitions(struct mtd_info *);
+void release_mtd_partition(struct mtd_info *mtd);
struct mtd_partitions;
diff --git a/drivers/mtd/mtdpart.c b/drivers/mtd/mtdpart.c
index a46affbb037d..23483db8f30c 100644
--- a/drivers/mtd/mtdpart.c
+++ b/drivers/mtd/mtdpart.c
@@ -32,6 +32,12 @@ static inline void free_partition(struct mtd_info *mtd)
kfree(mtd);
}
+void release_mtd_partition(struct mtd_info *mtd)
+{
+ WARN_ON(!list_empty(&mtd->part.node));
+ free_partition(mtd);
+}
+
static struct mtd_info *allocate_partition(struct mtd_info *parent,
const struct mtd_partition *part,
int partno, uint64_t cur_offset)
@@ -309,13 +315,11 @@ static int __mtd_del_partition(struct mtd_info *mtd)
sysfs_remove_files(&mtd->dev.kobj, mtd_partition_attrs);
+ list_del_init(&mtd->part.node);
err = del_mtd_device(mtd);
if (err)
return err;
- list_del(&mtd->part.node);
- free_partition(mtd);
-
return 0;
}
@@ -333,6 +337,7 @@ static int __del_mtd_partitions(struct mtd_info *mtd)
__del_mtd_partitions(child);
pr_info("Deleting %s MTD partition\n", child->name);
+ list_del_init(&child->part.node);
ret = del_mtd_device(child);
if (ret < 0) {
pr_err("Error when deleting partition \"%s\" (%d)\n",
@@ -340,9 +345,6 @@ static int __del_mtd_partitions(struct mtd_info *mtd)
err = ret;
continue;
}
-
- list_del(&child->part.node);
- free_partition(child);
}
return err;
diff --git a/drivers/mtd/nand/ecc-mxic.c b/drivers/mtd/nand/ecc-mxic.c
index 22a760e6024e..47e10945b8d2 100644
--- a/drivers/mtd/nand/ecc-mxic.c
+++ b/drivers/mtd/nand/ecc-mxic.c
@@ -18,7 +18,7 @@
#include <linux/mtd/nand.h>
#include <linux/mtd/nand-ecc-mxic.h>
#include <linux/mutex.h>
-#include <linux/of_device.h>
+#include <linux/of.h>
#include <linux/of_platform.h>
#include <linux/platform_device.h>
#include <linux/slab.h>
diff --git a/drivers/mtd/nand/ecc.c b/drivers/mtd/nand/ecc.c
index 5250764cedee..8f996e8d61b8 100644
--- a/drivers/mtd/nand/ecc.c
+++ b/drivers/mtd/nand/ecc.c
@@ -95,9 +95,9 @@
#include <linux/module.h>
#include <linux/mtd/nand.h>
+#include <linux/platform_device.h>
#include <linux/slab.h>
#include <linux/of.h>
-#include <linux/of_device.h>
#include <linux/of_platform.h>
static LIST_HEAD(on_host_hw_engines);
diff --git a/drivers/mtd/nand/onenand/onenand_omap2.c b/drivers/mtd/nand/onenand/onenand_omap2.c
index ff7af98604df..7db53b59605d 100644
--- a/drivers/mtd/nand/onenand/onenand_omap2.c
+++ b/drivers/mtd/nand/onenand/onenand_omap2.c
@@ -13,7 +13,7 @@
#include <linux/mtd/mtd.h>
#include <linux/mtd/onenand.h>
#include <linux/mtd/partitions.h>
-#include <linux/of_device.h>
+#include <linux/of.h>
#include <linux/omap-gpmc.h>
#include <linux/platform_device.h>
#include <linux/interrupt.h>
diff --git a/drivers/mtd/nand/raw/ams-delta.c b/drivers/mtd/nand/raw/ams-delta.c
index fa621ffa6490..919816a7aca7 100644
--- a/drivers/mtd/nand/raw/ams-delta.c
+++ b/drivers/mtd/nand/raw/ams-delta.c
@@ -22,7 +22,7 @@
#include <linux/mtd/nand-gpio.h>
#include <linux/mtd/rawnand.h>
#include <linux/mtd/partitions.h>
-#include <linux/of_device.h>
+#include <linux/of.h>
#include <linux/platform_device.h>
#include <linux/sizes.h>
diff --git a/drivers/mtd/nand/raw/davinci_nand.c b/drivers/mtd/nand/raw/davinci_nand.c
index 415d6aaa8255..e75d81cf8c21 100644
--- a/drivers/mtd/nand/raw/davinci_nand.c
+++ b/drivers/mtd/nand/raw/davinci_nand.c
@@ -18,7 +18,6 @@
#include <linux/mtd/rawnand.h>
#include <linux/mtd/partitions.h>
#include <linux/slab.h>
-#include <linux/of_device.h>
#include <linux/of.h>
#include <linux/platform_data/mtd-davinci.h>
diff --git a/drivers/mtd/nand/raw/denali_dt.c b/drivers/mtd/nand/raw/denali_dt.c
index 915047e3fbc2..edac8749bb93 100644
--- a/drivers/mtd/nand/raw/denali_dt.c
+++ b/drivers/mtd/nand/raw/denali_dt.c
@@ -13,7 +13,6 @@
#include <linux/kernel.h>
#include <linux/module.h>
#include <linux/of.h>
-#include <linux/of_device.h>
#include <linux/platform_device.h>
#include <linux/reset.h>
diff --git a/drivers/mtd/nand/raw/fsl_ifc_nand.c b/drivers/mtd/nand/raw/fsl_ifc_nand.c
index fa537fee6701..20bb1e0cb5eb 100644
--- a/drivers/mtd/nand/raw/fsl_ifc_nand.c
+++ b/drivers/mtd/nand/raw/fsl_ifc_nand.c
@@ -8,6 +8,7 @@
*/
#include <linux/module.h>
+#include <linux/platform_device.h>
#include <linux/types.h>
#include <linux/kernel.h>
#include <linux/of_address.h>
diff --git a/drivers/mtd/nand/raw/fsl_upm.c b/drivers/mtd/nand/raw/fsl_upm.c
index 086426139173..5bf73efe42e7 100644
--- a/drivers/mtd/nand/raw/fsl_upm.c
+++ b/drivers/mtd/nand/raw/fsl_upm.c
@@ -13,7 +13,8 @@
#include <linux/mtd/rawnand.h>
#include <linux/mtd/partitions.h>
#include <linux/mtd/mtd.h>
-#include <linux/of_platform.h>
+#include <linux/of.h>
+#include <linux/platform_device.h>
#include <linux/io.h>
#include <linux/slab.h>
#include <asm/fsl_lbc.h>
diff --git a/drivers/mtd/nand/raw/gpmi-nand/gpmi-nand.c b/drivers/mtd/nand/raw/gpmi-nand/gpmi-nand.c
index 500e7a28d2e4..e71ad2fcec23 100644
--- a/drivers/mtd/nand/raw/gpmi-nand/gpmi-nand.c
+++ b/drivers/mtd/nand/raw/gpmi-nand/gpmi-nand.c
@@ -13,7 +13,7 @@
#include <linux/module.h>
#include <linux/mtd/partitions.h>
#include <linux/of.h>
-#include <linux/of_device.h>
+#include <linux/platform_device.h>
#include <linux/pm_runtime.h>
#include <linux/dma/mxs-dma.h>
#include "gpmi-nand.h"
diff --git a/drivers/mtd/nand/raw/ingenic/ingenic_ecc.c b/drivers/mtd/nand/raw/ingenic/ingenic_ecc.c
index 9054559e52dd..525c34c281b6 100644
--- a/drivers/mtd/nand/raw/ingenic/ingenic_ecc.c
+++ b/drivers/mtd/nand/raw/ingenic/ingenic_ecc.c
@@ -9,6 +9,7 @@
#include <linux/clk.h>
#include <linux/init.h>
#include <linux/module.h>
+#include <linux/of.h>
#include <linux/of_platform.h>
#include <linux/platform_device.h>
diff --git a/drivers/mtd/nand/raw/ingenic/ingenic_nand_drv.c b/drivers/mtd/nand/raw/ingenic/ingenic_nand_drv.c
index b9f135297aa0..6748226b8bd1 100644
--- a/drivers/mtd/nand/raw/ingenic/ingenic_nand_drv.c
+++ b/drivers/mtd/nand/raw/ingenic/ingenic_nand_drv.c
@@ -13,7 +13,6 @@
#include <linux/module.h>
#include <linux/of.h>
#include <linux/of_address.h>
-#include <linux/of_device.h>
#include <linux/gpio/consumer.h>
#include <linux/platform_device.h>
#include <linux/slab.h>
diff --git a/drivers/mtd/nand/raw/marvell_nand.c b/drivers/mtd/nand/raw/marvell_nand.c
index 30c15e4e1cc0..7d0204ea305b 100644
--- a/drivers/mtd/nand/raw/marvell_nand.c
+++ b/drivers/mtd/nand/raw/marvell_nand.c
@@ -77,9 +77,10 @@
#include <linux/module.h>
#include <linux/clk.h>
#include <linux/mtd/rawnand.h>
-#include <linux/of_platform.h>
+#include <linux/of.h>
#include <linux/iopoll.h>
#include <linux/interrupt.h>
+#include <linux/platform_device.h>
#include <linux/slab.h>
#include <linux/mfd/syscon.h>
#include <linux/regmap.h>
diff --git a/drivers/mtd/nand/raw/meson_nand.c b/drivers/mtd/nand/raw/meson_nand.c
index d3faf8086631..ef821b43b3d4 100644
--- a/drivers/mtd/nand/raw/meson_nand.c
+++ b/drivers/mtd/nand/raw/meson_nand.c
@@ -19,7 +19,6 @@
#include <linux/module.h>
#include <linux/iopoll.h>
#include <linux/of.h>
-#include <linux/of_device.h>
#include <linux/sched/task_stack.h>
#define NFC_REG_CMD 0x00
diff --git a/drivers/mtd/nand/raw/mpc5121_nfc.c b/drivers/mtd/nand/raw/mpc5121_nfc.c
index ab05ee65702c..6e8e790f84e7 100644
--- a/drivers/mtd/nand/raw/mpc5121_nfc.c
+++ b/drivers/mtd/nand/raw/mpc5121_nfc.c
@@ -21,10 +21,10 @@
#include <linux/mtd/mtd.h>
#include <linux/mtd/rawnand.h>
#include <linux/mtd/partitions.h>
+#include <linux/of.h>
#include <linux/of_address.h>
-#include <linux/of_device.h>
#include <linux/of_irq.h>
-#include <linux/of_platform.h>
+#include <linux/platform_device.h>
#include <asm/mpc5121.h>
diff --git a/drivers/mtd/nand/raw/mtk_nand.c b/drivers/mtd/nand/raw/mtk_nand.c
index b2fa6b2074ab..b6eb8cb6b5e9 100644
--- a/drivers/mtd/nand/raw/mtk_nand.c
+++ b/drivers/mtd/nand/raw/mtk_nand.c
@@ -16,7 +16,6 @@
#include <linux/module.h>
#include <linux/iopoll.h>
#include <linux/of.h>
-#include <linux/of_device.h>
#include <linux/mtd/nand-ecc-mtk.h>
/* NAND controller register definition */
diff --git a/drivers/mtd/nand/raw/mxc_nand.c b/drivers/mtd/nand/raw/mxc_nand.c
index 3d4b2e8294ea..0cd98d5714fc 100644
--- a/drivers/mtd/nand/raw/mxc_nand.c
+++ b/drivers/mtd/nand/raw/mxc_nand.c
@@ -20,7 +20,6 @@
#include <linux/irq.h>
#include <linux/completion.h>
#include <linux/of.h>
-#include <linux/of_device.h>
#define DRIVER_NAME "mxc_nand"
diff --git a/drivers/mtd/nand/raw/ndfc.c b/drivers/mtd/nand/raw/ndfc.c
index 57f3db32122d..3bb32a7c6d67 100644
--- a/drivers/mtd/nand/raw/ndfc.c
+++ b/drivers/mtd/nand/raw/ndfc.c
@@ -22,8 +22,9 @@
#include <linux/mtd/ndfc.h>
#include <linux/slab.h>
#include <linux/mtd/mtd.h>
+#include <linux/of.h>
#include <linux/of_address.h>
-#include <linux/of_platform.h>
+#include <linux/platform_device.h>
#include <asm/io.h>
#define NDFC_MAX_CS 4
diff --git a/drivers/mtd/nand/raw/omap2.c b/drivers/mtd/nand/raw/omap2.c
index db22b3af16d8..e057c03a197d 100644
--- a/drivers/mtd/nand/raw/omap2.c
+++ b/drivers/mtd/nand/raw/omap2.c
@@ -22,7 +22,7 @@
#include <linux/iopoll.h>
#include <linux/slab.h>
#include <linux/of.h>
-#include <linux/of_device.h>
+#include <linux/of_platform.h>
#include <linux/platform_data/elm.h>
diff --git a/drivers/mtd/nand/raw/pl35x-nand-controller.c b/drivers/mtd/nand/raw/pl35x-nand-controller.c
index 28b7bd7e22eb..8da5fee321b5 100644
--- a/drivers/mtd/nand/raw/pl35x-nand-controller.c
+++ b/drivers/mtd/nand/raw/pl35x-nand-controller.c
@@ -23,9 +23,7 @@
#include <linux/mtd/mtd.h>
#include <linux/mtd/rawnand.h>
#include <linux/mtd/partitions.h>
-#include <linux/of_address.h>
-#include <linux/of_device.h>
-#include <linux/of_platform.h>
+#include <linux/of.h>
#include <linux/platform_device.h>
#include <linux/slab.h>
#include <linux/clk.h>
diff --git a/drivers/mtd/nand/raw/qcom_nandc.c b/drivers/mtd/nand/raw/qcom_nandc.c
index 72d6168d8a1b..df245353b12b 100644
--- a/drivers/mtd/nand/raw/qcom_nandc.c
+++ b/drivers/mtd/nand/raw/qcom_nandc.c
@@ -3,6 +3,7 @@
* Copyright (c) 2016, The Linux Foundation. All rights reserved.
*/
#include <linux/clk.h>
+#include <linux/platform_device.h>
#include <linux/slab.h>
#include <linux/bitops.h>
#include <linux/dma/qcom_adm.h>
@@ -12,7 +13,6 @@
#include <linux/mtd/rawnand.h>
#include <linux/mtd/partitions.h>
#include <linux/of.h>
-#include <linux/of_device.h>
#include <linux/delay.h>
#include <linux/dma/qcom_bam_dma.h>
diff --git a/drivers/mtd/nand/raw/rockchip-nand-controller.c b/drivers/mtd/nand/raw/rockchip-nand-controller.c
index 2312e27362cb..0ec03ffb4846 100644
--- a/drivers/mtd/nand/raw/rockchip-nand-controller.c
+++ b/drivers/mtd/nand/raw/rockchip-nand-controller.c
@@ -15,7 +15,6 @@
#include <linux/mtd/mtd.h>
#include <linux/mtd/rawnand.h>
#include <linux/of.h>
-#include <linux/of_device.h>
#include <linux/platform_device.h>
#include <linux/slab.h>
diff --git a/drivers/mtd/nand/raw/s3c2410.c b/drivers/mtd/nand/raw/s3c2410.c
index ac80aaf5b4e3..3d3d5c9814ff 100644
--- a/drivers/mtd/nand/raw/s3c2410.c
+++ b/drivers/mtd/nand/raw/s3c2410.c
@@ -26,7 +26,6 @@
#include <linux/clk.h>
#include <linux/cpufreq.h>
#include <linux/of.h>
-#include <linux/of_device.h>
#include <linux/mtd/mtd.h>
#include <linux/mtd/rawnand.h>
diff --git a/drivers/mtd/nand/raw/sh_flctl.c b/drivers/mtd/nand/raw/sh_flctl.c
index 63bf20c41719..08211e96ce64 100644
--- a/drivers/mtd/nand/raw/sh_flctl.c
+++ b/drivers/mtd/nand/raw/sh_flctl.c
@@ -17,7 +17,6 @@
#include <linux/interrupt.h>
#include <linux/io.h>
#include <linux/of.h>
-#include <linux/of_device.h>
#include <linux/platform_device.h>
#include <linux/pm_runtime.h>
#include <linux/sh_dma.h>
diff --git a/drivers/mtd/nand/raw/socrates_nand.c b/drivers/mtd/nand/raw/socrates_nand.c
index a8b720ffe9e8..76d50eb9f1db 100644
--- a/drivers/mtd/nand/raw/socrates_nand.c
+++ b/drivers/mtd/nand/raw/socrates_nand.c
@@ -8,8 +8,9 @@
#include <linux/mtd/mtd.h>
#include <linux/mtd/rawnand.h>
#include <linux/mtd/partitions.h>
+#include <linux/of.h>
#include <linux/of_address.h>
-#include <linux/of_platform.h>
+#include <linux/platform_device.h>
#include <linux/io.h>
#define FPGA_NAND_CMD_MASK (0x7 << 28)
diff --git a/drivers/mtd/nand/raw/sunxi_nand.c b/drivers/mtd/nand/raw/sunxi_nand.c
index 9884304634f6..c6cd7713bee7 100644
--- a/drivers/mtd/nand/raw/sunxi_nand.c
+++ b/drivers/mtd/nand/raw/sunxi_nand.c
@@ -19,7 +19,6 @@
#include <linux/moduleparam.h>
#include <linux/platform_device.h>
#include <linux/of.h>
-#include <linux/of_device.h>
#include <linux/mtd/mtd.h>
#include <linux/mtd/rawnand.h>
#include <linux/mtd/partitions.h>
diff --git a/drivers/mtd/nand/raw/xway_nand.c b/drivers/mtd/nand/raw/xway_nand.c
index 6b1e2a2bba15..51d802a165ed 100644
--- a/drivers/mtd/nand/raw/xway_nand.c
+++ b/drivers/mtd/nand/raw/xway_nand.c
@@ -7,7 +7,8 @@
#include <linux/mtd/rawnand.h>
#include <linux/of_gpio.h>
-#include <linux/of_platform.h>
+#include <linux/of.h>
+#include <linux/platform_device.h>
#include <lantiq_soc.h>
diff --git a/drivers/mtd/spi-nor/controllers/nxp-spifi.c b/drivers/mtd/spi-nor/controllers/nxp-spifi.c
index 0c21b76adbcc..5d8f47ab146f 100644
--- a/drivers/mtd/spi-nor/controllers/nxp-spifi.c
+++ b/drivers/mtd/spi-nor/controllers/nxp-spifi.c
@@ -17,7 +17,6 @@
#include <linux/mtd/partitions.h>
#include <linux/mtd/spi-nor.h>
#include <linux/of.h>
-#include <linux/of_device.h>
#include <linux/platform_device.h>
#include <linux/spi/spi.h>