diff options
| author | Raymond Mao <[email protected]> | 2024-12-06 14:54:19 -0800 |
|---|---|---|
| committer | Tom Rini <[email protected]> | 2025-01-14 14:29:29 -0600 |
| commit | dc8053eaee7be64ef17d1bdbcb169af2e611b966 (patch) | |
| tree | f2dab47f41a743628b13161d5e141081712f1ab9 /drivers/sysinfo | |
| parent | 8aa5f8e02f7869d2d4131b04eb35b6ea948da80c (diff) | |
sysinfo: Add sysinfo API for accessing data area
Add interface for sysinfo to access a data area from the platform.
This is useful to save/read a memory region of platform-specific
data.
Signed-off-by: Raymond Mao <[email protected]>
Diffstat (limited to 'drivers/sysinfo')
| -rw-r--r-- | drivers/sysinfo/sysinfo-uclass.c | 20 |
1 files changed, 20 insertions, 0 deletions
diff --git a/drivers/sysinfo/sysinfo-uclass.c b/drivers/sysinfo/sysinfo-uclass.c index d77d1e3ee44..3c0cd51273e 100644 --- a/drivers/sysinfo/sysinfo-uclass.c +++ b/drivers/sysinfo/sysinfo-uclass.c @@ -99,6 +99,26 @@ int sysinfo_get_str(struct udevice *dev, int id, size_t size, char *val) return ops->get_str(dev, id, size, val); } +int sysinfo_get_data(struct udevice *dev, int id, void **data, size_t *size) +{ + struct sysinfo_priv *priv; + struct sysinfo_ops *ops; + + if (!dev) + return -ENOSYS; + + priv = dev_get_uclass_priv(dev); + ops = sysinfo_get_ops(dev); + + if (!priv->detected) + return -EPERM; + + if (!ops->get_data) + return -ENOSYS; + + return ops->get_data(dev, id, data, size); +} + UCLASS_DRIVER(sysinfo) = { .id = UCLASS_SYSINFO, .name = "sysinfo", |