Return-path: Received: from mail-wi0-f173.google.com ([209.85.212.173]:34479 "EHLO mail-wi0-f173.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1750996AbaLQPWQ (ORCPT ); Wed, 17 Dec 2014 10:22:16 -0500 Received: by mail-wi0-f173.google.com with SMTP id r20so16131375wiv.0 for ; Wed, 17 Dec 2014 07:22:15 -0800 (PST) From: Bartosz Markowski To: ath10k@lists.infradead.org Cc: linux-wireless@vger.kernel.org, Michal Kazior Subject: [PATCH 1/5] ath10k: implement new beacon tx status event Date: Wed, 17 Dec 2014 16:21:47 +0100 Message-Id: <1418829711-19713-2-git-send-email-bartosz.markowski@tieto.com> (sfid-20141217_162220_464817_3E2F6731) In-Reply-To: <1418829711-19713-1-git-send-email-bartosz.markowski@tieto.com> References: <1418829711-19713-1-git-send-email-bartosz.markowski@tieto.com> Sender: linux-wireless-owner@vger.kernel.org List-ID: From: Michal Kazior This event is delivered to host by firmware if it supports beacon templates only. Signed-off-by: Michal Kazior --- drivers/net/wireless/ath/ath10k/wmi-tlv.c | 50 +++++++++++++++++++++++++++++++ drivers/net/wireless/ath/ath10k/wmi-tlv.h | 12 ++++++++ 2 files changed, 62 insertions(+) diff --git a/drivers/net/wireless/ath/ath10k/wmi-tlv.c b/drivers/net/wireless/ath/ath10k/wmi-tlv.c index 1627ec5..0f7a3ae 100644 --- a/drivers/net/wireless/ath/ath10k/wmi-tlv.c +++ b/drivers/net/wireless/ath/ath10k/wmi-tlv.c @@ -58,6 +58,8 @@ static const struct wmi_tlv_policy wmi_tlv_policies[] = { = { .min_len = sizeof(struct wlan_host_mem_req) }, [WMI_TLV_TAG_STRUCT_READY_EVENT] = { .min_len = sizeof(struct wmi_tlv_rdy_ev) }, + [WMI_TLV_TAG_STRUCT_OFFLOAD_BCN_TX_STATUS_EVENT] + = { .min_len = sizeof(struct wmi_tlv_bcn_tx_status_ev) }, }; static int @@ -156,6 +158,51 @@ static u16 ath10k_wmi_tlv_len(const void *ptr) return __le16_to_cpu((((const struct wmi_tlv *)ptr) - 1)->len); } +/**************/ +/* TLV events */ +/**************/ +static int ath10k_wmi_tlv_event_bcn_tx_status(struct ath10k *ar, + struct sk_buff *skb) +{ + const void **tb; + const struct wmi_tlv_bcn_tx_status_ev *ev; + u32 vdev_id, tx_status; + int ret; + + 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; + } + + ev = tb[WMI_TLV_TAG_STRUCT_OFFLOAD_BCN_TX_STATUS_EVENT]; + if (!ev) { + kfree(tb); + return -EPROTO; + } + + tx_status = __le32_to_cpu(ev->tx_status); + vdev_id = __le32_to_cpu(ev->vdev_id); + + switch (tx_status) { + case WMI_TLV_BCN_TX_STATUS_OK: + break; + case WMI_TLV_BCN_TX_STATUS_XRETRY: + case WMI_TLV_BCN_TX_STATUS_DROP: + case WMI_TLV_BCN_TX_STATUS_FILTERED: + /* FIXME: It's probably worth telling mac80211 to stop the + * interface as it is crippled. + */ + ath10k_warn(ar, "received bcn tmpl tx status on vdev %i: %d", + vdev_id, tx_status); + break; + } + + kfree(tb); + return 0; +} + /***********/ /* TLV ops */ /***********/ @@ -268,6 +315,9 @@ static void ath10k_wmi_tlv_op_rx(struct ath10k *ar, struct sk_buff *skb) case WMI_TLV_READY_EVENTID: ath10k_wmi_event_ready(ar, skb); break; + case WMI_TLV_OFFLOAD_BCN_TX_STATUS_EVENTID: + ath10k_wmi_tlv_event_bcn_tx_status(ar, skb); + break; default: ath10k_warn(ar, "Unknown eventid: %d\n", id); break; diff --git a/drivers/net/wireless/ath/ath10k/wmi-tlv.h b/drivers/net/wireless/ath/ath10k/wmi-tlv.h index 54ffa12..ee19353 100644 --- a/drivers/net/wireless/ath/ath10k/wmi-tlv.h +++ b/drivers/net/wireless/ath/ath10k/wmi-tlv.h @@ -1375,6 +1375,18 @@ struct wmi_tlv_pktlog_disable { __le32 reserved; } __packed; +enum wmi_tlv_bcn_tx_status { + WMI_TLV_BCN_TX_STATUS_OK, + WMI_TLV_BCN_TX_STATUS_XRETRY, + WMI_TLV_BCN_TX_STATUS_DROP, + WMI_TLV_BCN_TX_STATUS_FILTERED, +}; + +struct wmi_tlv_bcn_tx_status_ev { + __le32 vdev_id; + __le32 tx_status; +} __packed; + void ath10k_wmi_tlv_attach(struct ath10k *ar); #endif -- 1.8.2