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[77.113.114.198]) by mx.google.com with ESMTPSA id w9sm156480lae.35.2015.02.26.04.25.22 (version=TLSv1.2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Thu, 26 Feb 2015 04:25:23 -0800 (PST) From: Michal Kazior To: ath10k@lists.infradead.org Subject: [PATCH 2/2] ath10k: implement handling of p2p noa event Date: Thu, 26 Feb 2015 13:23:18 +0100 Message-Id: <1424953398-18809-2-git-send-email-michal.kazior@tieto.com> X-Mailer: git-send-email 1.8.5.3 In-Reply-To: <1424953398-18809-1-git-send-email-michal.kazior@tieto.com> References: <1424953398-18809-1-git-send-email-michal.kazior@tieto.com> X-DomainID: tieto.com X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20150226_042551_338676_8C439688 X-CRM114-Status: GOOD ( 11.90 ) X-Spam-Score: -0.8 (/) Cc: linux-wireless@vger.kernel.org, Michal Kazior X-BeenThere: ath10k@lists.infradead.org X-Mailman-Version: 2.1.18-1 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , MIME-Version: 1.0 Sender: "ath10k" Errors-To: ath10k-bounces+patchwork-ath10k=patchwork.kernel.org@lists.infradead.org X-Spam-Status: No, score=-4.1 required=5.0 tests=BAYES_00,DKIM_SIGNED, RCVD_IN_DNSWL_MED, T_DKIM_INVALID, T_RP_MATCHES_RCVD, UNPARSEABLE_RELAY autolearn=unavailable version=3.3.1 X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on mail.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP Since new wmi-tlv firmware doesn't have SWBA event the only way to deliver P2P NoA information is through a new dedicated event. This fixes P2P GO Probe Responses to include P2P NoA when appropriate on the new firmware. Signed-off-by: Michal Kazior --- drivers/net/wireless/ath/ath10k/p2p.c | 32 ++++++++++++++++++++++++ drivers/net/wireless/ath/ath10k/p2p.h | 2 ++ drivers/net/wireless/ath/ath10k/wmi-tlv.c | 41 +++++++++++++++++++++++++++++++ drivers/net/wireless/ath/ath10k/wmi-tlv.h | 4 +++ 4 files changed, 79 insertions(+) diff --git a/drivers/net/wireless/ath/ath10k/p2p.c b/drivers/net/wireless/ath/ath10k/p2p.c index 79d7485..c0b6ffa 100644 --- a/drivers/net/wireless/ath/ath10k/p2p.c +++ b/drivers/net/wireless/ath/ath10k/p2p.c @@ -16,6 +16,7 @@ #include "core.h" #include "wmi.h" +#include "mac.h" #include "p2p.h" static void ath10k_p2p_noa_ie_fill(u8 *data, size_t len, @@ -122,3 +123,34 @@ void ath10k_p2p_noa_update(struct ath10k_vif *arvif, __ath10k_p2p_noa_update(arvif, noa); spin_unlock_bh(&ar->data_lock); } + +struct ath10k_p2p_noa_arg { + u32 vdev_id; + const struct wmi_p2p_noa_info *noa; +}; + +static void ath10k_p2p_noa_update_vdev_iter(void *data, u8 *mac, + struct ieee80211_vif *vif) +{ + struct ath10k_vif *arvif = ath10k_vif_to_arvif(vif); + struct ath10k_p2p_noa_arg *arg = data; + + if (arvif->vdev_id != arg->vdev_id) + return; + + ath10k_p2p_noa_update(arvif, arg->noa); +} + +void ath10k_p2p_noa_update_by_vdev_id(struct ath10k *ar, u32 vdev_id, + const struct wmi_p2p_noa_info *noa) +{ + struct ath10k_p2p_noa_arg arg = { + .vdev_id = vdev_id, + .noa = noa, + }; + + ieee80211_iterate_active_interfaces_atomic(ar->hw, + IEEE80211_IFACE_ITER_NORMAL, + ath10k_p2p_noa_update_vdev_iter, + &arg); +} diff --git a/drivers/net/wireless/ath/ath10k/p2p.h b/drivers/net/wireless/ath/ath10k/p2p.h index 171d30d6..7be616e2 100644 --- a/drivers/net/wireless/ath/ath10k/p2p.h +++ b/drivers/net/wireless/ath/ath10k/p2p.h @@ -22,5 +22,7 @@ struct wmi_p2p_noa_info; void ath10k_p2p_noa_update(struct ath10k_vif *arvif, const struct wmi_p2p_noa_info *noa); +void ath10k_p2p_noa_update_by_vdev_id(struct ath10k *ar, u32 vdev_id, + const struct wmi_p2p_noa_info *noa); #endif diff --git a/drivers/net/wireless/ath/ath10k/wmi-tlv.c b/drivers/net/wireless/ath/ath10k/wmi-tlv.c index f34baa0..15728e0 100644 --- a/drivers/net/wireless/ath/ath10k/wmi-tlv.c +++ b/drivers/net/wireless/ath/ath10k/wmi-tlv.c @@ -20,6 +20,7 @@ #include "wmi.h" #include "wmi-ops.h" #include "wmi-tlv.h" +#include "p2p.h" /***************/ /* TLV helpers */ @@ -62,6 +63,8 @@ static const struct wmi_tlv_policy wmi_tlv_policies[] = { = { .min_len = sizeof(struct wmi_tlv_bcn_tx_status_ev) }, [WMI_TLV_TAG_STRUCT_DIAG_DATA_CONTAINER_EVENT] = { .min_len = sizeof(struct wmi_tlv_diag_data_ev) }, + [WMI_TLV_TAG_STRUCT_P2P_NOA_EVENT] + = { .min_len = sizeof(struct wmi_tlv_p2p_noa_ev) }, }; static int @@ -296,6 +299,41 @@ static int ath10k_wmi_tlv_event_diag(struct ath10k *ar, return 0; } +static int ath10k_wmi_tlv_event_p2p_noa(struct ath10k *ar, + struct sk_buff *skb) +{ + const void **tb; + const struct wmi_tlv_p2p_noa_ev *ev; + const struct wmi_p2p_noa_info *noa; + int ret, vdev_id; + + 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_P2P_NOA_EVENT]; + noa = tb[WMI_TLV_TAG_STRUCT_P2P_NOA_INFO]; + + if (!ev || !noa) { + kfree(tb); + return -EPROTO; + } + + vdev_id = __le32_to_cpu(ev->vdev_id); + + ath10k_dbg(ar, ATH10K_DBG_WMI, + "wmi tlv p2p noa vdev_id %i descriptors %hhu\n", + vdev_id, noa->num_descriptors); + + ath10k_p2p_noa_update_by_vdev_id(ar, vdev_id, noa); + + kfree(tb); + return 0; +} + /***********/ /* TLV ops */ /***********/ @@ -417,6 +455,9 @@ static void ath10k_wmi_tlv_op_rx(struct ath10k *ar, struct sk_buff *skb) case WMI_TLV_DIAG_EVENTID: ath10k_wmi_tlv_event_diag(ar, skb); break; + case WMI_TLV_P2P_NOA_EVENTID: + ath10k_wmi_tlv_event_p2p_noa(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 d7a31e1..352becb 100644 --- a/drivers/net/wireless/ath/ath10k/wmi-tlv.h +++ b/drivers/net/wireless/ath/ath10k/wmi-tlv.h @@ -1448,6 +1448,10 @@ struct wmi_tlv_stats_ev { __le32 num_chan_stats; } __packed; +struct wmi_tlv_p2p_noa_ev { + __le32 vdev_id; +} __packed; + void ath10k_wmi_tlv_attach(struct ath10k *ar); #endif