Merging upstream version 6.7.7.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 43 insertions, 0 deletions

diff --git a/drivers/net/wireless/silabs/wfx/hif_tx.c b/drivers/net/wireless/silabs/wfx/hif_tx.c
index 9402503fbd..9f403d275c 100644
--- a/drivers/net/wireless/silabs/wfx/hif_tx.c
+++ b/drivers/net/wireless/silabs/wfx/hif_tx.c
@@ -45,6 +45,24 @@ static void *wfx_alloc_hif(size_t body_len, struct wfx_hif_msg **hif)
 		return NULL;
 }
 
+static u32 wfx_rate_mask_to_hw(struct wfx_dev *wdev, u32 rates)
+{
+	int i;
+	u32 ret = 0;
+	/* The device only supports 2GHz */
+	struct ieee80211_supported_band *sband = wdev->hw->wiphy->bands[NL80211_BAND_2GHZ];
+
+	for (i = 0; i < sband->n_bitrates; i++) {
+		if (rates & BIT(i)) {
+			if (i >= sband->n_bitrates)
+				dev_warn(wdev->dev, "unsupported basic rate\n");
+			else
+				ret |= BIT(sband->bitrates[i].hw_value);
+		}
+	}
+	return ret;
+}
+
 int wfx_cmd_send(struct wfx_dev *wdev, struct wfx_hif_msg *request,
 		 void *reply, size_t reply_len, bool no_reply)
 {
@@ -220,6 +238,31 @@ int wfx_hif_write_mib(struct wfx_dev *wdev, int vif_id, u16 mib_id, void *val, s
 	return ret;
 }
 
+/* Hijack scan request to implement Remain-On-Channel */
+int wfx_hif_scan_uniq(struct wfx_vif *wvif, struct ieee80211_channel *chan, int duration)
+{
+	int ret;
+	struct wfx_hif_msg *hif;
+	size_t buf_len = sizeof(struct wfx_hif_req_start_scan_alt) + sizeof(u8);
+	struct wfx_hif_req_start_scan_alt *body = wfx_alloc_hif(buf_len, &hif);
+
+	if (!hif)
+		return -ENOMEM;
+	body->num_of_ssids = HIF_API_MAX_NB_SSIDS;
+	body->maintain_current_bss = 1;
+	body->disallow_ps = 1;
+	body->tx_power_level = cpu_to_le32(chan->max_power);
+	body->num_of_channels = 1;
+	body->channel_list[0] = chan->hw_value;
+	body->max_transmit_rate = API_RATE_INDEX_B_1MBPS;
+	body->min_channel_time = cpu_to_le32(duration);
+	body->max_channel_time = cpu_to_le32(duration * 110 / 100);
+	wfx_fill_header(hif, wvif->id, HIF_REQ_ID_START_SCAN, buf_len);
+	ret = wfx_cmd_send(wvif->wdev, hif, NULL, 0, false);
+	kfree(hif);
+	return ret;
+}
+
 int wfx_hif_scan(struct wfx_vif *wvif, struct cfg80211_scan_request *req,
 		 int chan_start_idx, int chan_num)
 {