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nl80211: add ability to report TX status for control port TX

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This adds the necessary capabilities in nl80211 to allow drivers to
assign a cookie to control port TX frames (returned via extack in
the netlink ACK message of the command) and then later report the
frame's status.

Signed-off-by: Markus Theil <markus.theil@tu-ilmenau.de>
Link: https://lore.kernel.org/r/20200508144202.7678-2-markus.theil@tu-ilmenau.de
[use extack cookie instead of explicit message, recombine patches]
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
This commit is contained in:
Markus Theil
2020-05-08 16:42:00 +02:00
committed by Johannes Berg
parent 3c23215ba8
commit dca9ca2d58
7 changed files with 91 additions and 14 deletions
Download Patch File Download Diff File Expand all files Collapse all files

9
net/wireless/rdev-ops.h
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@@ -748,14 +748,17 @@ static inline int rdev_tx_control_port(struct cfg80211_registered_device *rdev,
struct net_device *dev,
const void *buf, size_t len,
const u8 *dest, __be16 proto,
const bool noencrypt)
const bool noencrypt, u64 *cookie)
{
int ret;
trace_rdev_tx_control_port(&rdev->wiphy, dev, buf, len,
dest, proto, noencrypt);
ret = rdev->ops->tx_control_port(&rdev->wiphy, dev, buf, len,
dest, proto, noencrypt);
trace_rdev_return_int(&rdev->wiphy, ret);
dest, proto, noencrypt, cookie);
if (cookie)
trace_rdev_return_int_cookie(&rdev->wiphy, ret, *cookie);
else
trace_rdev_return_int(&rdev->wiphy, ret);
return ret;
}