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qtnfmac: add support for scan flush

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Notify firmware to flush cache before scanning when needed.

Signed-off-by: Sergey Matyukevich <sergey.matyukevich.os@quantenna.com>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
This commit is contained in:
Sergey Matyukevich 2018-10-05 10:11:41 +00:00 committed by Kalle Valo
parent 35da3fe63b
commit 6d85930f26
3 changed files with 15 additions and 0 deletions
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6
drivers/net/wireless/quantenna/qtnfmac/commands.c
View File

@ -2197,6 +2197,12 @@ int qtnf_cmd_send_scan(struct qtnf_wmac *mac)
scan_req->mac_addr_mask);
}
if (scan_req->flags & NL80211_SCAN_FLAG_FLUSH) {
pr_debug("MAC%u: flush cache before scan\n", mac->macid);
qtnf_cmd_skb_put_tlv_tag(cmd_skb, QTN_TLV_ID_SCAN_FLUSH);
}
ret = qtnf_cmd_send(mac->bus, cmd_skb);
if (ret)
goto out;

1
drivers/net/wireless/quantenna/qtnfmac/qlink.h
View File

@ -1151,6 +1151,7 @@ enum qlink_tlv_id {
QTN_TLV_ID_MAX_SCAN_SSIDS = 0x0409,
QTN_TLV_ID_WOWLAN_CAPAB = 0x0410,
QTN_TLV_ID_WOWLAN_PATTERN = 0x0411,
QTN_TLV_ID_SCAN_FLUSH = 0x0412,
};
struct qlink_tlv_hdr {

8
drivers/net/wireless/quantenna/qtnfmac/qlink_util.h
View File

@ -40,6 +40,14 @@ static inline void qtnf_cmd_skb_put_tlv_arr(struct sk_buff *skb,
memcpy(hdr->val, arr, arr_len);
}
static inline void qtnf_cmd_skb_put_tlv_tag(struct sk_buff *skb, u16 tlv_id)
{
struct qlink_tlv_hdr *hdr = skb_put(skb, sizeof(*hdr));
hdr->type = cpu_to_le16(tlv_id);
hdr->len = cpu_to_le16(0);
}
static inline void qtnf_cmd_skb_put_tlv_u8(struct sk_buff *skb, u16 tlv_id,
u8 value)
{