bool chain_rssi_done;
};
+struct wmi_tlv_mgmt_rx_parse {
+ const struct wmi_mgmt_rx_hdr *fixed;
+ const u8 *frame_buf;
+ bool frame_buf_done;
+};
+
static const struct wmi_tlv_policy wmi_tlv_policies[] = {
[WMI_TAG_ARRAY_BYTE]
= { .min_len = 0 },
return 0;
}
+static int ath11k_wmi_tlv_mgmt_rx_parse(struct ath11k_base *ab,
+ u16 tag, u16 len,
+ const void *ptr, void *data)
+{
+ struct wmi_tlv_mgmt_rx_parse *parse = data;
+
+ switch (tag) {
+ case WMI_TAG_MGMT_RX_HDR:
+ parse->fixed = ptr;
+ break;
+ case WMI_TAG_ARRAY_BYTE:
+ if (!parse->frame_buf_done) {
+ parse->frame_buf = ptr;
+ parse->frame_buf_done = true;
+ }
+ break;
+ }
+ return 0;
+}
+
static int ath11k_pull_mgmt_rx_params_tlv(struct ath11k_base *ab,
struct sk_buff *skb,
struct mgmt_rx_event_params *hdr)
{
- const void **tb;
+ struct wmi_tlv_mgmt_rx_parse parse = { };
const struct wmi_mgmt_rx_hdr *ev;
const u8 *frame;
int ret;
- tb = ath11k_wmi_tlv_parse_alloc(ab, skb->data, skb->len, GFP_ATOMIC);
- if (IS_ERR(tb)) {
- ret = PTR_ERR(tb);
- ath11k_warn(ab, "failed to parse tlv: %d\n", ret);
+ ret = ath11k_wmi_tlv_iter(ab, skb->data, skb->len,
+ ath11k_wmi_tlv_mgmt_rx_parse,
+ &parse);
+ if (ret) {
+ ath11k_warn(ab, "failed to parse mgmt rx tlv %d\n",
+ ret);
return ret;
}
- ev = tb[WMI_TAG_MGMT_RX_HDR];
- frame = tb[WMI_TAG_ARRAY_BYTE];
+ ev = parse.fixed;
+ frame = parse.frame_buf;
if (!ev || !frame) {
ath11k_warn(ab, "failed to fetch mgmt rx hdr");
- kfree(tb);
return -EPROTO;
}
if (skb->len < (frame - skb->data) + hdr->buf_len) {
ath11k_warn(ab, "invalid length in mgmt rx hdr ev");
- kfree(tb);
return -EPROTO;
}
ath11k_ce_byte_swap(skb->data, hdr->buf_len);
- kfree(tb);
return 0;
}