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-rw-r--r--drivers/fwu-mdata/fwu-mdata-uclass.c10
-rw-r--r--drivers/fwu-mdata/gpt_blk.c23
-rw-r--r--drivers/fwu-mdata/raw_mtd.c10
-rw-r--r--include/fwu.h14
4 files changed, 35 insertions, 22 deletions
diff --git a/drivers/fwu-mdata/fwu-mdata-uclass.c b/drivers/fwu-mdata/fwu-mdata-uclass.c
index 0a8edaa..145479b 100644
--- a/drivers/fwu-mdata/fwu-mdata-uclass.c
+++ b/drivers/fwu-mdata/fwu-mdata-uclass.c
@@ -20,7 +20,8 @@
*
* Return: 0 if OK, -ve on error
*/
-int fwu_read_mdata(struct udevice *dev, struct fwu_mdata *mdata, bool primary)
+int fwu_read_mdata(struct udevice *dev, struct fwu_mdata *mdata, bool primary,
+ uint32_t size)
{
const struct fwu_mdata_ops *ops = device_get_ops(dev);
@@ -29,7 +30,7 @@ int fwu_read_mdata(struct udevice *dev, struct fwu_mdata *mdata, bool primary)
return -ENOSYS;
}
- return ops->read_mdata(dev, mdata, primary);
+ return ops->read_mdata(dev, mdata, primary, size);
}
/**
@@ -37,7 +38,8 @@ int fwu_read_mdata(struct udevice *dev, struct fwu_mdata *mdata, bool primary)
*
* Return: 0 if OK, -ve on error
*/
-int fwu_write_mdata(struct udevice *dev, struct fwu_mdata *mdata, bool primary)
+int fwu_write_mdata(struct udevice *dev, struct fwu_mdata *mdata, bool primary,
+ uint32_t size)
{
const struct fwu_mdata_ops *ops = device_get_ops(dev);
@@ -46,7 +48,7 @@ int fwu_write_mdata(struct udevice *dev, struct fwu_mdata *mdata, bool primary)
return -ENOSYS;
}
- return ops->write_mdata(dev, mdata, primary);
+ return ops->write_mdata(dev, mdata, primary, size);
}
UCLASS_DRIVER(fwu_mdata) = {
diff --git a/drivers/fwu-mdata/gpt_blk.c b/drivers/fwu-mdata/gpt_blk.c
index c728491..97eac36 100644
--- a/drivers/fwu-mdata/gpt_blk.c
+++ b/drivers/fwu-mdata/gpt_blk.c
@@ -81,15 +81,14 @@ static int gpt_get_mdata_disk_part(struct blk_desc *desc,
return -ENOENT;
}
-static int gpt_read_write_mdata(struct blk_desc *desc,
- struct fwu_mdata *mdata,
- u8 access, u32 part_num)
+static int gpt_read_write_mdata(struct blk_desc *desc, struct fwu_mdata *mdata,
+ u8 access, u32 part_num, u32 size)
{
int ret;
u32 len, blk_start, blkcnt;
struct disk_partition info;
- ALLOC_CACHE_ALIGN_BUFFER_PAD(struct fwu_mdata, mdata_aligned, 1,
+ ALLOC_CACHE_ALIGN_BUFFER_PAD(u8, mdata_aligned, size,
desc->blksz);
if (!mdata)
@@ -101,7 +100,7 @@ static int gpt_read_write_mdata(struct blk_desc *desc,
return -ENOENT;
}
- len = sizeof(*mdata);
+ len = size;
blkcnt = BLOCK_CNT(len, desc);
if (blkcnt > info.size) {
log_debug("Block count exceeds FWU metadata partition size\n");
@@ -114,7 +113,7 @@ static int gpt_read_write_mdata(struct blk_desc *desc,
log_debug("Error reading FWU metadata from the device\n");
return -EIO;
}
- memcpy(mdata, mdata_aligned, sizeof(struct fwu_mdata));
+ memcpy(mdata, mdata_aligned, size);
} else {
if (blk_dwrite(desc, blk_start, blkcnt, mdata) != blkcnt) {
log_debug("Error writing FWU metadata to the device\n");
@@ -164,7 +163,7 @@ static int fwu_mdata_gpt_blk_probe(struct udevice *dev)
}
static int fwu_gpt_read_mdata(struct udevice *dev, struct fwu_mdata *mdata,
- bool primary)
+ bool primary, u32 size)
{
struct fwu_mdata_gpt_blk_priv *priv = dev_get_priv(dev);
struct blk_desc *desc = dev_get_uclass_plat(priv->blk_dev);
@@ -177,11 +176,13 @@ static int fwu_gpt_read_mdata(struct udevice *dev, struct fwu_mdata *mdata,
}
return gpt_read_write_mdata(desc, mdata, MDATA_READ,
- primary ? g_mdata_part[0] : g_mdata_part[1]);
+ primary ?
+ g_mdata_part[0] : g_mdata_part[1],
+ size);
}
static int fwu_gpt_write_mdata(struct udevice *dev, struct fwu_mdata *mdata,
- bool primary)
+ bool primary, u32 size)
{
struct fwu_mdata_gpt_blk_priv *priv = dev_get_priv(dev);
struct blk_desc *desc = dev_get_uclass_plat(priv->blk_dev);
@@ -194,7 +195,9 @@ static int fwu_gpt_write_mdata(struct udevice *dev, struct fwu_mdata *mdata,
}
return gpt_read_write_mdata(desc, mdata, MDATA_WRITE,
- primary ? g_mdata_part[0] : g_mdata_part[1]);
+ primary ?
+ g_mdata_part[0] : g_mdata_part[1],
+ size);
}
static const struct fwu_mdata_ops fwu_gpt_blk_ops = {
diff --git a/drivers/fwu-mdata/raw_mtd.c b/drivers/fwu-mdata/raw_mtd.c
index 17e4517..9f3f1dc 100644
--- a/drivers/fwu-mdata/raw_mtd.c
+++ b/drivers/fwu-mdata/raw_mtd.c
@@ -97,22 +97,24 @@ lock:
return ret;
}
-static int fwu_mtd_read_mdata(struct udevice *dev, struct fwu_mdata *mdata, bool primary)
+static int fwu_mtd_read_mdata(struct udevice *dev, struct fwu_mdata *mdata,
+ bool primary, u32 size)
{
struct fwu_mdata_mtd_priv *mtd_priv = dev_get_priv(dev);
struct mtd_info *mtd = mtd_priv->mtd;
u32 offs = primary ? mtd_priv->pri_offset : mtd_priv->sec_offset;
- return mtd_io_data(mtd, offs, sizeof(struct fwu_mdata), mdata, FWU_MTD_READ);
+ return mtd_io_data(mtd, offs, size, mdata, FWU_MTD_READ);
}
-static int fwu_mtd_write_mdata(struct udevice *dev, struct fwu_mdata *mdata, bool primary)
+static int fwu_mtd_write_mdata(struct udevice *dev, struct fwu_mdata *mdata,
+ bool primary, u32 size)
{
struct fwu_mdata_mtd_priv *mtd_priv = dev_get_priv(dev);
struct mtd_info *mtd = mtd_priv->mtd;
u32 offs = primary ? mtd_priv->pri_offset : mtd_priv->sec_offset;
- return mtd_io_data(mtd, offs, sizeof(struct fwu_mdata), mdata, FWU_MTD_WRITE);
+ return mtd_io_data(mtd, offs, size, mdata, FWU_MTD_WRITE);
}
static int flash_partition_offset(struct udevice *dev, const char *part_name, fdt_addr_t *offset)
diff --git a/include/fwu.h b/include/fwu.h
index eb5638f..1815bd0 100644
--- a/include/fwu.h
+++ b/include/fwu.h
@@ -32,20 +32,24 @@ struct fwu_mdata_ops {
* @dev: FWU metadata device
* @mdata: Output FWU mdata read
* @primary: If primary or secondary copy of metadata is to be read
+ * @size: Size in bytes of the metadata to be read
*
* Return: 0 if OK, -ve on error
*/
- int (*read_mdata)(struct udevice *dev, struct fwu_mdata *mdata, bool primary);
+ int (*read_mdata)(struct udevice *dev, struct fwu_mdata *mdata,
+ bool primary, uint32_t size);
/**
* write_mdata() - Write the given FWU metadata copy
* @dev: FWU metadata device
* @mdata: Copy of the FWU metadata to write
* @primary: If primary or secondary copy of metadata is to be written
+ * @size: Size in bytes of the metadata to be written
*
* Return: 0 if OK, -ve on error
*/
- int (*write_mdata)(struct udevice *dev, struct fwu_mdata *mdata, bool primary);
+ int (*write_mdata)(struct udevice *dev, struct fwu_mdata *mdata,
+ bool primary, uint32_t size);
};
#define FWU_MDATA_VERSION 0x1
@@ -80,12 +84,14 @@ struct fwu_mdata_ops {
/**
* fwu_read_mdata() - Wrapper around fwu_mdata_ops.read_mdata()
*/
-int fwu_read_mdata(struct udevice *dev, struct fwu_mdata *mdata, bool primary);
+int fwu_read_mdata(struct udevice *dev, struct fwu_mdata *mdata,
+ bool primary, uint32_t size);
/**
* fwu_write_mdata() - Wrapper around fwu_mdata_ops.write_mdata()
*/
-int fwu_write_mdata(struct udevice *dev, struct fwu_mdata *mdata, bool primary);
+int fwu_write_mdata(struct udevice *dev, struct fwu_mdata *mdata,
+ bool primary, uint32_t size);
/**
* fwu_get_mdata() - Read, verify and return the FWU metadata
generated by cgit v1.1 at 2024-08-16 03:31:08 +0000