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| author | Michal Kazior <michal.kazior@tieto.com> | 2015-01-24 13:14:47 +0300 |
|---|---|---|
| committer | Kalle Valo <kvalo@qca.qualcomm.com> | 2015-01-27 16:50:59 +0300 |
| commit | c3113c393e81feb2193e000794498625fe4a7d5d (patch) | |
| tree | 9848c82d07926b22ef0558b0641bab6fe05dbeab /drivers/net/wireless/ath/ath10k/wmi-tlv.c | |
| parent | 04de6c6ce612ad159d44572b6ed566e57ecefcab (diff) | |
| download | linux-c3113c393e81feb2193e000794498625fe4a7d5d.tar.xz | |
ath10k: implement diag event
Some firmware revisions may report this event as
part of their diagnostics.
This avoids `unknown event` warnings and adds
tracing for the event.
Signed-off-by: Michal Kazior <michal.kazior@tieto.com>
Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
Diffstat (limited to 'drivers/net/wireless/ath/ath10k/wmi-tlv.c')
| -rw-r--r-- | drivers/net/wireless/ath/ath10k/wmi-tlv.c | 31 |
1 files changed, 31 insertions, 0 deletions
diff --git a/drivers/net/wireless/ath/ath10k/wmi-tlv.c b/drivers/net/wireless/ath/ath10k/wmi-tlv.c index 56cd51d0ac93..a6c634a585dd 100644 --- a/drivers/net/wireless/ath/ath10k/wmi-tlv.c +++ b/drivers/net/wireless/ath/ath10k/wmi-tlv.c @@ -268,6 +268,34 @@ static int ath10k_wmi_tlv_event_diag_data(struct ath10k *ar, return 0; } +static int ath10k_wmi_tlv_event_diag(struct ath10k *ar, + struct sk_buff *skb) +{ + const void **tb; + const void *data; + int ret, len; + + tb = ath10k_wmi_tlv_parse_alloc(ar, skb->data, skb->len, GFP_ATOMIC); + if (IS_ERR(tb)) { + ret = PTR_ERR(tb); + ath10k_warn(ar, "failed to parse tlv: %d\n", ret); + return ret; + } + + data = tb[WMI_TLV_TAG_ARRAY_BYTE]; + if (!data) { + kfree(tb); + return -EPROTO; + } + len = ath10k_wmi_tlv_len(data); + + ath10k_dbg(ar, ATH10K_DBG_WMI, "wmi tlv diag event len %d\n", len); + trace_ath10k_wmi_diag(ar, data, len); + + kfree(tb); + return 0; +} + /***********/ /* TLV ops */ /***********/ @@ -386,6 +414,9 @@ static void ath10k_wmi_tlv_op_rx(struct ath10k *ar, struct sk_buff *skb) case WMI_TLV_DIAG_DATA_CONTAINER_EVENTID: ath10k_wmi_tlv_event_diag_data(ar, skb); break; + case WMI_TLV_DIAG_EVENTID: + ath10k_wmi_tlv_event_diag(ar, skb); + break; default: ath10k_warn(ar, "Unknown eventid: %d\n", id); break; |