Commit d4602a9f authored by Andrew Lunn's avatar Andrew Lunn Committed by David S. Miller

net: devlink: region: Pass the region ops to the snapshot function

Pass the region to be snapshotted to the function performing the
snapshot. This allows one function to operate on numerous regions.

v4:
Add missing kerneldoc for ICE
Signed-off-by: default avatarAndrew Lunn <andrew@lunn.ch>
Reviewed-by: default avatarFlorian Fainelli <f.fainelli@gmail.com>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent e14e05e7
......@@ -401,6 +401,7 @@ void ice_devlink_destroy_port(struct ice_pf *pf)
/**
* ice_devlink_nvm_snapshot - Capture a snapshot of the Shadow RAM contents
* @devlink: the devlink instance
* @ops: the devlink region being snapshotted
* @extack: extended ACK response structure
* @data: on exit points to snapshot data buffer
*
......@@ -413,6 +414,7 @@ void ice_devlink_destroy_port(struct ice_pf *pf)
* error code on failure.
*/
static int ice_devlink_nvm_snapshot(struct devlink *devlink,
const struct devlink_region_ops *ops,
struct netlink_ext_ack *extack, u8 **data)
{
struct ice_pf *pf = devlink_priv(devlink);
......@@ -456,6 +458,7 @@ static int ice_devlink_nvm_snapshot(struct devlink *devlink,
/**
* ice_devlink_devcaps_snapshot - Capture snapshot of device capabilities
* @devlink: the devlink instance
* @ops: the devlink region being snapshotted
* @extack: extended ACK response structure
* @data: on exit points to snapshot data buffer
*
......@@ -468,6 +471,7 @@ static int ice_devlink_nvm_snapshot(struct devlink *devlink,
*/
static int
ice_devlink_devcaps_snapshot(struct devlink *devlink,
const struct devlink_region_ops *ops,
struct netlink_ext_ack *extack, u8 **data)
{
struct ice_pf *pf = devlink_priv(devlink);
......
......@@ -40,7 +40,9 @@ static struct dentry *nsim_dev_ddir;
#define NSIM_DEV_DUMMY_REGION_SIZE (1024 * 32)
static int
nsim_dev_take_snapshot(struct devlink *devlink, struct netlink_ext_ack *extack,
nsim_dev_take_snapshot(struct devlink *devlink,
const struct devlink_region_ops *ops,
struct netlink_ext_ack *extack,
u8 **data)
{
void *dummy_data;
......@@ -68,7 +70,7 @@ static ssize_t nsim_dev_take_snapshot_write(struct file *file,
devlink = priv_to_devlink(nsim_dev);
err = nsim_dev_take_snapshot(devlink, NULL, &dummy_data);
err = nsim_dev_take_snapshot(devlink, NULL, NULL, &dummy_data);
if (err)
return err;
......
......@@ -566,7 +566,9 @@ struct devlink_info_req;
struct devlink_region_ops {
const char *name;
void (*destructor)(const void *data);
int (*snapshot)(struct devlink *devlink, struct netlink_ext_ack *extack,
int (*snapshot)(struct devlink *devlink,
const struct devlink_region_ops *ops,
struct netlink_ext_ack *extack,
u8 **data);
void *priv;
};
......
......@@ -4347,7 +4347,7 @@ devlink_nl_cmd_region_new(struct sk_buff *skb, struct genl_info *info)
}
}
err = region->ops->snapshot(devlink, info->extack, &data);
err = region->ops->snapshot(devlink, region->ops, info->extack, &data);
if (err)
goto err_snapshot_capture;
......
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