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authorJohannes Berg <johannes.berg@intel.com>2024-03-20 10:14:00 +0300
committerJohannes Berg <johannes.berg@intel.com>2024-03-25 17:39:28 +0300
commit21e29016d5d25a2dcee2e30108f5f0d87bdb398d (patch)
tree92a7b6635f24a41d898062eed41160491f892e84
parent3c9ff1a1e1d5e58f0610d408e07e372f5cf15740 (diff)
downloadlinux-21e29016d5d25a2dcee2e30108f5f0d87bdb398d.tar.xz
wifi: mac80211: clarify IEEE80211_STATUS_SUBDATA_MASK
We have 13 bits for the status_data, so restricting type to 4 and subdata to 8 bits is confusing, even if we don't need more bits now. Change subdata mask to be 9 bits instead, just to make things match up. If we actually need more types or more subdata bits we can later also reshuffle the bits between these, but we should probably keep them at 13 bits together. Signed-off-by: Johannes Berg <johannes.berg@intel.com> Reviewed-by: Ayala Beker <ayala.beker@intel.com> Signed-off-by: Miri Korenblit <miriam.rachel.korenblit@intel.com> Link: https://msgid.link/20240320091155.28ac7b665039.I1abbb13e90f016cab552492e05f5cb5b52de6463@changeid Signed-off-by: Johannes Berg <johannes.berg@intel.com>
-rw-r--r--net/mac80211/ht.c2
-rw-r--r--net/mac80211/ieee80211_i.h2
2 files changed, 2 insertions, 2 deletions
diff --git a/net/mac80211/ht.c b/net/mac80211/ht.c
index c3330aea4da3..d7e8cf8e48b7 100644
--- a/net/mac80211/ht.c
+++ b/net/mac80211/ht.c
@@ -580,7 +580,7 @@ int ieee80211_send_smps_action(struct ieee80211_sub_if_data *sdata,
/* we'll do more on status of this frame */
info = IEEE80211_SKB_CB(skb);
info->flags |= IEEE80211_TX_CTL_REQ_TX_STATUS;
- /* we have 12 bits, and need 6: link_id 4, smps 2 */
+ /* we have 13 bits, and need 6: link_id 4, smps 2 */
info->status_data = IEEE80211_STATUS_TYPE_SMPS |
u16_encode_bits(status_link_id << 2 | smps,
IEEE80211_STATUS_SUBDATA_MASK);
diff --git a/net/mac80211/ieee80211_i.h b/net/mac80211/ieee80211_i.h
index c2212363dad3..fe81ab641620 100644
--- a/net/mac80211/ieee80211_i.h
+++ b/net/mac80211/ieee80211_i.h
@@ -90,7 +90,7 @@ enum ieee80211_status_data {
IEEE80211_STATUS_TYPE_INVALID = 0,
IEEE80211_STATUS_TYPE_SMPS = 1,
IEEE80211_STATUS_TYPE_NEG_TTLM = 2,
- IEEE80211_STATUS_SUBDATA_MASK = 0xff0,
+ IEEE80211_STATUS_SUBDATA_MASK = 0x1ff0,
};
static inline bool