2024-02-16 14:39:53

by Aditya Kumar Singh

[permalink] [raw]
Subject: [PATCH v2 2/2] wifi: mac80211_hwsim: add support for switch_vif_chanctx callback

Currently switch_vif_chanctx mac80211 callback is not supported for
MLO. Add it.

Signed-off-by: Aditya Kumar Singh <[email protected]>
---
drivers/net/wireless/virtual/mac80211_hwsim.c | 33 ++++++++++++++++++-
1 file changed, 32 insertions(+), 1 deletion(-)

diff --git a/drivers/net/wireless/virtual/mac80211_hwsim.c b/drivers/net/wireless/virtual/mac80211_hwsim.c
index 2ea11a86d920..ccc321898d6f 100644
--- a/drivers/net/wireless/virtual/mac80211_hwsim.c
+++ b/drivers/net/wireless/virtual/mac80211_hwsim.c
@@ -3215,6 +3215,36 @@ static void mac80211_hwsim_unassign_vif_chanctx(struct ieee80211_hw *hw,
}
}

+static int mac80211_hwsim_switch_vif_chanctx(struct ieee80211_hw *hw,
+ struct ieee80211_vif_chanctx_switch *vifs,
+ int n_vifs,
+ enum ieee80211_chanctx_switch_mode mode)
+{
+ int i;
+
+ if (n_vifs <= 0)
+ return -EINVAL;
+
+ wiphy_dbg(hw->wiphy,
+ "switch vif channel context mode: %u\n", mode);
+
+ for (i = 0; i < n_vifs; i++) {
+ hwsim_check_chanctx_magic(vifs[i].old_ctx);
+ wiphy_dbg(hw->wiphy,
+ "switch vif channel context: %d MHz/width: %d/cfreqs:%d/%d MHz -> %d MHz/width: %d/cfreqs:%d/%d MHz\n",
+ vifs[i].old_ctx->def.chan->center_freq,
+ vifs[i].old_ctx->def.width,
+ vifs[i].old_ctx->def.center_freq1,
+ vifs[i].old_ctx->def.center_freq2,
+ vifs[i].new_ctx->def.chan->center_freq,
+ vifs[i].new_ctx->def.width,
+ vifs[i].new_ctx->def.center_freq1,
+ vifs[i].new_ctx->def.center_freq2);
+ hwsim_set_chanctx_magic(vifs[i].new_ctx);
+ }
+ return 0;
+}
+
static const char mac80211_hwsim_gstrings_stats[][ETH_GSTRING_LEN] = {
"tx_pkts_nic",
"tx_bytes_nic",
@@ -3940,7 +3970,8 @@ static const struct ieee80211_ops mac80211_hwsim_ops = {
.remove_chanctx = mac80211_hwsim_remove_chanctx, \
.change_chanctx = mac80211_hwsim_change_chanctx, \
.assign_vif_chanctx = mac80211_hwsim_assign_vif_chanctx,\
- .unassign_vif_chanctx = mac80211_hwsim_unassign_vif_chanctx,
+ .unassign_vif_chanctx = mac80211_hwsim_unassign_vif_chanctx, \
+ .switch_vif_chanctx = mac80211_hwsim_switch_vif_chanctx,

static const struct ieee80211_ops mac80211_hwsim_mchan_ops = {
HWSIM_COMMON_OPS
--
2.25.1