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[v3,2/2] wifi: mac80211_hwsim: add support for switch_vif_chanctx callback

Message ID 20240216144621.514385-3-quic_adisi@quicinc.com
State Superseded
Headers show
Series wifi: mac80211/mac80211_hwsim: support MLO CSA test case | expand

Commit Message

Aditya Kumar Singh Feb. 16, 2024, 2:46 p.m. UTC
Currently switch_vif_chanctx mac80211 callback is not supported for
MLO. Add it.

Signed-off-by: Aditya Kumar Singh <quic_adisi@quicinc.com>
---
 drivers/net/wireless/virtual/mac80211_hwsim.c | 44 ++++++++++++++++++-
 1 file changed, 43 insertions(+), 1 deletion(-)
diff mbox series

Patch

diff --git a/drivers/net/wireless/virtual/mac80211_hwsim.c b/drivers/net/wireless/virtual/mac80211_hwsim.c
index 2ea11a86d920..b55fe320633c 100644
--- a/drivers/net/wireless/virtual/mac80211_hwsim.c
+++ b/drivers/net/wireless/virtual/mac80211_hwsim.c
@@ -3215,6 +3215,47 @@  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);
+
+		switch (mode) {
+		case CHANCTX_SWMODE_REASSIGN_VIF:
+			hwsim_check_chanctx_magic(vifs[i].new_ctx);
+			break;
+		case CHANCTX_SWMODE_SWAP_CONTEXTS:
+			hwsim_set_chanctx_magic(vifs[i].new_ctx);
+			hwsim_clear_chanctx_magic(vifs[i].old_ctx);
+			break;
+		default:
+			WARN_ON("Invalid mode");
+		}
+	}
+	return 0;
+}
+
 static const char mac80211_hwsim_gstrings_stats[][ETH_GSTRING_LEN] = {
 	"tx_pkts_nic",
 	"tx_bytes_nic",
@@ -3940,7 +3981,8 @@  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