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devlink: collect flash notify params into a struct 

The dev flash status notify function parameter lists are getting
rather long, so add a struct to be filled and passed rather than
continuously changing the function signatures.

Signed-off-by: Shannon Nelson <snelson@pensando.io>
Reviewed-by: Jacob Keller <jacob.e.keller@intel.com>
Reviewed-by: Jakub Kicinski <kuba@kernel.org>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Shannon Nelson 2020-09-17 18:13:24 -07:00 committed by David S. Miller
parent f92970c694
commit 6700acc5f1
2 changed files with 50 additions and 23 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

19
include/net/devlink.h
View File

@ -391,6 +391,25 @@ struct devlink_param_gset_ctx {
enum devlink_param_cmode cmode;
};
/**
* struct devlink_flash_notify - devlink dev flash notify data
* @status_msg: current status string
* @component: firmware component being updated
* @done: amount of work completed of total amount
* @total: amount of work expected to be done
* @timeout: expected max timeout in seconds
*
* These are values to be given to userland to be displayed in order
* to show current activity in a firmware update process.
*/
struct devlink_flash_notify {
const char *status_msg;
const char *component;
unsigned long done;
unsigned long total;
unsigned long timeout;
};
/**
* struct devlink_param - devlink configuration parameter data
* @name: name of the parameter

54
net/core/devlink.c
View File

@ -3022,11 +3022,7 @@ static int devlink_nl_cmd_reload(struct sk_buff *skb, struct genl_info *info)
static int devlink_nl_flash_update_fill(struct sk_buff *msg,
struct devlink *devlink,
enum devlink_command cmd,
const char *status_msg,
const char *component,
unsigned long done,
unsigned long total,
unsigned long timeout)
struct devlink_flash_notify *params)
{
void *hdr;
@ -3040,22 +3036,22 @@ static int devlink_nl_flash_update_fill(struct sk_buff *msg,
if (cmd != DEVLINK_CMD_FLASH_UPDATE_STATUS)
goto out;
if (status_msg &&
if (params->status_msg &&
nla_put_string(msg, DEVLINK_ATTR_FLASH_UPDATE_STATUS_MSG,
status_msg))
params->status_msg))
goto nla_put_failure;
if (component &&
if (params->component &&
nla_put_string(msg, DEVLINK_ATTR_FLASH_UPDATE_COMPONENT,
component))
params->component))
goto nla_put_failure;
if (nla_put_u64_64bit(msg, DEVLINK_ATTR_FLASH_UPDATE_STATUS_DONE,
done, DEVLINK_ATTR_PAD))
params->done, DEVLINK_ATTR_PAD))
goto nla_put_failure;
if (nla_put_u64_64bit(msg, DEVLINK_ATTR_FLASH_UPDATE_STATUS_TOTAL,
total, DEVLINK_ATTR_PAD))
params->total, DEVLINK_ATTR_PAD))
goto nla_put_failure;
if (nla_put_u64_64bit(msg, DEVLINK_ATTR_FLASH_UPDATE_STATUS_TIMEOUT,
timeout, DEVLINK_ATTR_PAD))
params->timeout, DEVLINK_ATTR_PAD))
goto nla_put_failure;
out:
@ -3069,11 +3065,7 @@ nla_put_failure:
static void __devlink_flash_update_notify(struct devlink *devlink,
enum devlink_command cmd,
const char *status_msg,
const char *component,
unsigned long done,
unsigned long total,
unsigned long timeout)
struct devlink_flash_notify *params)
{
struct sk_buff *msg;
int err;
@ -3086,8 +3078,7 @@ static void __devlink_flash_update_notify(struct devlink *devlink,
if (!msg)
return;
err = devlink_nl_flash_update_fill(msg, devlink, cmd, status_msg,
component, done, total, timeout);
err = devlink_nl_flash_update_fill(msg, devlink, cmd, params);
if (err)
goto out_free_msg;
@ -3101,17 +3092,21 @@ out_free_msg:
void devlink_flash_update_begin_notify(struct devlink *devlink)
{
struct devlink_flash_notify params = { 0 };
__devlink_flash_update_notify(devlink,
DEVLINK_CMD_FLASH_UPDATE,
NULL, NULL, 0, 0, 0);
&params);
}
EXPORT_SYMBOL_GPL(devlink_flash_update_begin_notify);
void devlink_flash_update_end_notify(struct devlink *devlink)
{
struct devlink_flash_notify params = { 0 };
__devlink_flash_update_notify(devlink,
DEVLINK_CMD_FLASH_UPDATE_END,
NULL, NULL, 0, 0, 0);
&params);
}
EXPORT_SYMBOL_GPL(devlink_flash_update_end_notify);
@ -3121,9 +3116,16 @@ void devlink_flash_update_status_notify(struct devlink *devlink,
unsigned long done,
unsigned long total)
{
struct devlink_flash_notify params = {
.status_msg = status_msg,
.component = component,
.done = done,
.total = total,
};
__devlink_flash_update_notify(devlink,
DEVLINK_CMD_FLASH_UPDATE_STATUS,
status_msg, component, done, total, 0);
&params);
}
EXPORT_SYMBOL_GPL(devlink_flash_update_status_notify);
@ -3132,9 +3134,15 @@ void devlink_flash_update_timeout_notify(struct devlink *devlink,
const char *component,
unsigned long timeout)
{
struct devlink_flash_notify params = {
.status_msg = status_msg,
.component = component,
.timeout = timeout,
};
__devlink_flash_update_notify(devlink,
DEVLINK_CMD_FLASH_UPDATE_STATUS,
status_msg, component, 0, 0, timeout);
&params);
}
EXPORT_SYMBOL_GPL(devlink_flash_update_timeout_notify);