[PATCH 11/12] mtd: add parent support
Jean-Christophe PLAGNIOL-VILLARD
plagnioj at jcrosoft.com
Sun Oct 14 17:01:17 EDT 2012
Signed-off-by: Jean-Christophe PLAGNIOL-VILLARD <plagnioj at jcrosoft.com>
---
drivers/mtd/core.c | 4 ++++
drivers/mtd/devices/docg3.c | 1 +
drivers/mtd/nand/atmel_nand.c | 1 +
drivers/mtd/nand/nand_imx.c | 2 +-
drivers/mtd/nand/nand_mxs.c | 1 +
drivers/mtd/nand/nand_omap_gpmc.c | 1 +
drivers/mtd/nand/nand_s3c24xx.c | 1 +
drivers/mtd/nand/nomadik_nand.c | 1 +
include/linux/mtd/mtd.h | 2 +-
9 files changed, 12 insertions(+), 2 deletions(-)
diff --git a/drivers/mtd/core.c b/drivers/mtd/core.c
index a91ef04..94b7171 100644
--- a/drivers/mtd/core.c
+++ b/drivers/mtd/core.c
@@ -225,6 +225,10 @@ int add_mtd_device(struct mtd_info *mtd, char *devname)
devname = "mtd";
strcpy(mtd->class_dev.name, devname);
mtd->class_dev.id = DEVICE_ID_DYNAMIC;
+ if (mtd->parent) {
+ mtd->class_dev.parent = mtd->parent;
+ dev_add_child(mtd->class_dev.parent, &mtd->class_dev);
+ }
register_device(&mtd->class_dev);
mtd->cdev.ops = &mtd_ops;
diff --git a/drivers/mtd/devices/docg3.c b/drivers/mtd/devices/docg3.c
index 0fe6799..2f89900 100644
--- a/drivers/mtd/devices/docg3.c
+++ b/drivers/mtd/devices/docg3.c
@@ -1172,6 +1172,7 @@ static int __init docg3_probe(struct device_d *dev)
continue;
}
docg3_floors[floor] = mtd;
+ mtd->parent = dev;
ret = add_mtd_device(mtd, NULL);
if (ret)
goto err_probe;
diff --git a/drivers/mtd/nand/atmel_nand.c b/drivers/mtd/nand/atmel_nand.c
index aa01124..2784e39 100644
--- a/drivers/mtd/nand/atmel_nand.c
+++ b/drivers/mtd/nand/atmel_nand.c
@@ -363,6 +363,7 @@ static int __init atmel_nand_probe(struct device_d *dev)
nand_chip->priv = host; /* link the private data structures */
mtd->priv = nand_chip;
+ mtd->parent = dev;
/* Set address of NAND IO lines */
nand_chip->IO_ADDR_R = host->io_base;
diff --git a/drivers/mtd/nand/nand_imx.c b/drivers/mtd/nand/nand_imx.c
index b1b7f55..0dcf34a 100644
--- a/drivers/mtd/nand/nand_imx.c
+++ b/drivers/mtd/nand/nand_imx.c
@@ -1182,7 +1182,7 @@ static int __init imxnd_probe(struct device_d *dev)
this = &host->nand;
mtd = &host->mtd;
mtd->priv = this;
- mtd->dev = dev;
+ mtd->parent = dev;
/* 50 us command delay time */
this->chip_delay = 5;
diff --git a/drivers/mtd/nand/nand_mxs.c b/drivers/mtd/nand/nand_mxs.c
index 8aeb14d..d71983a 100644
--- a/drivers/mtd/nand/nand_mxs.c
+++ b/drivers/mtd/nand/nand_mxs.c
@@ -1201,6 +1201,7 @@ static int mxs_nand_probe(struct device_d *dev)
nand = &nand_info->nand_chip;
mtd = &nand_info->mtd;
mtd->priv = nand;
+ mtd->parent = dev;
nand->priv = nand_info;
nand->options |= NAND_NO_SUBPAGE_WRITE;
diff --git a/drivers/mtd/nand/nand_omap_gpmc.c b/drivers/mtd/nand/nand_omap_gpmc.c
index cc356f7..f4f5335 100644
--- a/drivers/mtd/nand/nand_omap_gpmc.c
+++ b/drivers/mtd/nand/nand_omap_gpmc.c
@@ -929,6 +929,7 @@ static int gpmc_nand_probe(struct device_d *pdev)
minfo = &oinfo->minfo;
minfo->priv = (void *)nand;
+ minfo->parent = dev;
if (pdata->cs >= GPMC_NUM_CS) {
dev_dbg(pdev, "Invalid CS!\n");
diff --git a/drivers/mtd/nand/nand_s3c24xx.c b/drivers/mtd/nand/nand_s3c24xx.c
index 12db692..aef7fa9 100644
--- a/drivers/mtd/nand/nand_s3c24xx.c
+++ b/drivers/mtd/nand/nand_s3c24xx.c
@@ -425,6 +425,7 @@ static int s3c24x0_nand_probe(struct device_d *dev)
chip = &host->nand;
mtd = &host->mtd;
mtd->priv = chip;
+ mtd->parent = dev;
/* init the default settings */
diff --git a/drivers/mtd/nand/nomadik_nand.c b/drivers/mtd/nand/nomadik_nand.c
index 6fc9398..d7e4ae5 100644
--- a/drivers/mtd/nand/nomadik_nand.c
+++ b/drivers/mtd/nand/nomadik_nand.c
@@ -197,6 +197,7 @@ static int nomadik_nand_probe(struct device_d *dev)
nand = &host->nand;
mtd->priv = nand;
nand->priv = host;
+ mtd->parent = dev;
nand->IO_ADDR_W = nand->IO_ADDR_R = dev_request_mem_region(dev, 2);
nand->cmd_ctrl = nomadik_cmd_ctrl;
diff --git a/include/linux/mtd/mtd.h b/include/linux/mtd/mtd.h
index 71d3c6f..8114967 100644
--- a/include/linux/mtd/mtd.h
+++ b/include/linux/mtd/mtd.h
@@ -200,7 +200,7 @@ struct mtd_info {
void (*put_device) (struct mtd_info *mtd);
struct device_d class_dev;
- struct device_d *dev;
+ struct device_d *parent;
struct cdev cdev;
struct param_d param_size;
--
1.7.10.4
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