From: Kalle Valo <kvalo@codeaurora.org>
To: linux-wireless@vger.kernel.org
Cc: ath11k@lists.infradead.org, devicetree@vger.kernel.org
Subject: [PATCH v3 40/49] ath11k: add testmode.c
Date: Fri, 15 Nov 2019 11:29:04 +0200 [thread overview]
Message-ID: <1573810153-29623-41-git-send-email-kvalo@codeaurora.org> (raw)
In-Reply-To: <1573810153-29623-1-git-send-email-kvalo@codeaurora.org>
(patches split for easier review, see the cover letter for more)
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
---
drivers/net/wireless/ath/ath11k/testmode.c | 199 +++++++++++++++++++++++++++++
1 file changed, 199 insertions(+)
diff --git a/drivers/net/wireless/ath/ath11k/testmode.c b/drivers/net/wireless/ath/ath11k/testmode.c
new file mode 100644
index 000000000000..932bee6d1740
--- /dev/null
+++ b/drivers/net/wireless/ath/ath11k/testmode.c
@@ -0,0 +1,199 @@
+// SPDX-License-Identifier: BSD-3-Clause-Clear
+/*
+ * Copyright (c) 2018-2019 The Linux Foundation. All rights reserved.
+ */
+
+#include "testmode.h"
+#include <net/netlink.h>
+#include "debug.h"
+#include "wmi.h"
+#include "hw.h"
+#include "core.h"
+#include "testmode_i.h"
+
+static const struct nla_policy ath11k_tm_policy[ATH11K_TM_ATTR_MAX + 1] = {
+ [ATH11K_TM_ATTR_CMD] = { .type = NLA_U32 },
+ [ATH11K_TM_ATTR_DATA] = { .type = NLA_BINARY,
+ .len = ATH11K_TM_DATA_MAX_LEN },
+ [ATH11K_TM_ATTR_WMI_CMDID] = { .type = NLA_U32 },
+ [ATH11K_TM_ATTR_VERSION_MAJOR] = { .type = NLA_U32 },
+ [ATH11K_TM_ATTR_VERSION_MINOR] = { .type = NLA_U32 },
+};
+
+/* Returns true if callee consumes the skb and the skb should be discarded.
+ * Returns false if skb is not used. Does not sleep.
+ */
+bool ath11k_tm_event_wmi(struct ath11k *ar, u32 cmd_id, struct sk_buff *skb)
+{
+ struct sk_buff *nl_skb;
+ bool consumed;
+ int ret;
+
+ ath11k_dbg(ar->ab, ATH11K_DBG_TESTMODE,
+ "testmode event wmi cmd_id %d skb %pK skb->len %d\n",
+ cmd_id, skb, skb->len);
+
+ ath11k_dbg_dump(ar->ab, ATH11K_DBG_TESTMODE, NULL, "", skb->data, skb->len);
+
+ spin_lock_bh(&ar->data_lock);
+
+ consumed = true;
+
+ nl_skb = cfg80211_testmode_alloc_event_skb(ar->hw->wiphy,
+ 2 * sizeof(u32) + skb->len,
+ GFP_ATOMIC);
+ if (!nl_skb) {
+ ath11k_warn(ar->ab,
+ "failed to allocate skb for testmode wmi event\n");
+ goto out;
+ }
+
+ ret = nla_put_u32(nl_skb, ATH11K_TM_ATTR_CMD, ATH11K_TM_CMD_WMI);
+ if (ret) {
+ ath11k_warn(ar->ab,
+ "failed to to put testmode wmi event cmd attribute: %d\n",
+ ret);
+ kfree_skb(nl_skb);
+ goto out;
+ }
+
+ ret = nla_put_u32(nl_skb, ATH11K_TM_ATTR_WMI_CMDID, cmd_id);
+ if (ret) {
+ ath11k_warn(ar->ab,
+ "failed to to put testmode wmi even cmd_id: %d\n",
+ ret);
+ kfree_skb(nl_skb);
+ goto out;
+ }
+
+ ret = nla_put(nl_skb, ATH11K_TM_ATTR_DATA, skb->len, skb->data);
+ if (ret) {
+ ath11k_warn(ar->ab,
+ "failed to copy skb to testmode wmi event: %d\n",
+ ret);
+ kfree_skb(nl_skb);
+ goto out;
+ }
+
+ cfg80211_testmode_event(nl_skb, GFP_ATOMIC);
+
+out:
+ spin_unlock_bh(&ar->data_lock);
+
+ return consumed;
+}
+
+static int ath11k_tm_cmd_get_version(struct ath11k *ar, struct nlattr *tb[])
+{
+ struct sk_buff *skb;
+ int ret;
+
+ ath11k_dbg(ar->ab, ATH11K_DBG_TESTMODE,
+ "testmode cmd get version_major %d version_minor %d\n",
+ ATH11K_TESTMODE_VERSION_MAJOR,
+ ATH11K_TESTMODE_VERSION_MINOR);
+
+ skb = cfg80211_testmode_alloc_reply_skb(ar->hw->wiphy,
+ nla_total_size(sizeof(u32)));
+ if (!skb)
+ return -ENOMEM;
+
+ ret = nla_put_u32(skb, ATH11K_TM_ATTR_VERSION_MAJOR,
+ ATH11K_TESTMODE_VERSION_MAJOR);
+ if (ret) {
+ kfree_skb(skb);
+ return ret;
+ }
+
+ ret = nla_put_u32(skb, ATH11K_TM_ATTR_VERSION_MINOR,
+ ATH11K_TESTMODE_VERSION_MINOR);
+ if (ret) {
+ kfree_skb(skb);
+ return ret;
+ }
+
+ return cfg80211_testmode_reply(skb);
+}
+
+static int ath11k_tm_cmd_wmi(struct ath11k *ar, struct nlattr *tb[])
+{
+ struct ath11k_pdev_wmi *wmi = ar->wmi;
+ struct sk_buff *skb;
+ u32 cmd_id, buf_len;
+ int ret;
+ void *buf;
+
+ mutex_lock(&ar->conf_mutex);
+
+ if (ar->state != ATH11K_STATE_ON) {
+ ret = -ENETDOWN;
+ goto out;
+ }
+
+ if (!tb[ATH11K_TM_ATTR_DATA]) {
+ ret = -EINVAL;
+ goto out;
+ }
+
+ if (!tb[ATH11K_TM_ATTR_WMI_CMDID]) {
+ ret = -EINVAL;
+ goto out;
+ }
+
+ buf = nla_data(tb[ATH11K_TM_ATTR_DATA]);
+ buf_len = nla_len(tb[ATH11K_TM_ATTR_DATA]);
+ cmd_id = nla_get_u32(tb[ATH11K_TM_ATTR_WMI_CMDID]);
+
+ ath11k_dbg(ar->ab, ATH11K_DBG_TESTMODE,
+ "testmode cmd wmi cmd_id %d buf %pK buf_len %d\n",
+ cmd_id, buf, buf_len);
+
+ ath11k_dbg_dump(ar->ab, ATH11K_DBG_TESTMODE, NULL, "", buf, buf_len);
+
+ skb = ath11k_wmi_alloc_skb(wmi->wmi_sc, buf_len);
+ if (!skb) {
+ ret = -ENOMEM;
+ goto out;
+ }
+
+ memcpy(skb->data, buf, buf_len);
+
+ ret = ath11k_wmi_cmd_send(wmi, skb, cmd_id);
+ if (ret) {
+ dev_kfree_skb(skb);
+ ath11k_warn(ar->ab, "failed to transmit wmi command (testmode): %d\n",
+ ret);
+ goto out;
+ }
+
+ ret = 0;
+
+out:
+ mutex_unlock(&ar->conf_mutex);
+ return ret;
+}
+
+int ath11k_tm_cmd(struct ieee80211_hw *hw, struct ieee80211_vif *vif,
+ void *data, int len)
+{
+ struct ath11k *ar = hw->priv;
+ struct nlattr *tb[ATH11K_TM_ATTR_MAX + 1];
+ int ret;
+
+ ret = nla_parse(tb, ATH11K_TM_ATTR_MAX, data, len, ath11k_tm_policy,
+ NULL);
+ if (ret)
+ return ret;
+
+ if (!tb[ATH11K_TM_ATTR_CMD])
+ return -EINVAL;
+
+ switch (nla_get_u32(tb[ATH11K_TM_ATTR_CMD])) {
+ case ATH11K_TM_CMD_GET_VERSION:
+ return ath11k_tm_cmd_get_version(ar, tb);
+ case ATH11K_TM_CMD_WMI:
+ return ath11k_tm_cmd_wmi(ar, tb);
+ default:
+ return -EOPNOTSUPP;
+ }
+}
next prev parent reply other threads:[~2019-11-15 9:31 UTC|newest]
Thread overview: 53+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-11-15 9:28 [PATCH v3 00/49] ath11k: driver for Qualcomm IEEE 802.11ax devices Kalle Valo
2019-11-15 9:28 ` [PATCH v3 01/49] dt: bindings: net: add qcom,ath11k.yaml Kalle Valo
2019-11-23 0:23 ` Rob Herring
2019-11-15 9:28 ` [PATCH v3 02/49] ath11k: add Kconfig Kalle Valo
2019-11-15 9:28 ` [PATCH v3 03/49] ath11k: add Makefile Kalle Valo
2019-11-15 9:28 ` [PATCH v3 04/49] ath11k: add ahb.c Kalle Valo
2019-11-15 9:28 ` [PATCH v3 05/49] ath11k: add ahb.h Kalle Valo
2019-11-15 9:28 ` [PATCH v3 06/49] ath11k: add ce.c Kalle Valo
2019-11-15 9:28 ` [PATCH v3 07/49] ath11k: add ce.h Kalle Valo
2019-11-15 9:28 ` [PATCH v3 08/49] ath11k: add core.c Kalle Valo
2019-11-15 9:28 ` [PATCH v3 09/49] ath11k: add core.h Kalle Valo
2019-11-15 9:28 ` [PATCH v3 10/49] ath11k: add debug.c Kalle Valo
2019-11-15 9:28 ` [PATCH v3 11/49] ath11k: add debug.h Kalle Valo
2019-11-15 9:28 ` [PATCH v3 12/49] ath11k: add debug_htt_stats.c Kalle Valo
2019-11-15 9:28 ` [PATCH v3 13/49] ath11k: add debug_htt_stats.h Kalle Valo
2019-11-15 9:28 ` [PATCH v3 14/49] ath11k: add debugfs_sta.c Kalle Valo
2019-11-15 9:28 ` [PATCH v3 15/49] ath11k: add dp.c Kalle Valo
2019-11-15 9:28 ` [PATCH v3 16/49] ath11k: add dp.h Kalle Valo
2019-11-15 9:28 ` [PATCH v3 17/49] ath11k: add dp_rx.c Kalle Valo
2019-11-15 9:28 ` [PATCH v3 18/49] ath11k: add dp_rx.h Kalle Valo
2019-11-15 9:28 ` [PATCH v3 19/49] ath11k: add dp_tx.c Kalle Valo
2019-11-15 9:28 ` [PATCH v3 20/49] ath11k: add dp_tx.h Kalle Valo
2019-11-15 9:28 ` [PATCH v3 21/49] ath11k: add hal.c Kalle Valo
2019-11-15 9:28 ` [PATCH v3 22/49] ath11k: add hal.h Kalle Valo
2019-11-15 9:28 ` [PATCH v3 23/49] ath11k: add hal_desc.h Kalle Valo
2019-11-15 9:28 ` [PATCH v3 24/49] ath11k: add hal_rx.c Kalle Valo
2019-11-15 9:28 ` [PATCH v3 25/49] ath11k: add hal_rx.h Kalle Valo
2019-11-15 9:28 ` [PATCH v3 26/49] ath11k: add hal_tx.c Kalle Valo
2019-11-15 9:28 ` [PATCH v3 27/49] ath11k: add hal_tx.h Kalle Valo
2019-11-15 9:28 ` [PATCH v3 28/49] ath11k: add htc.c Kalle Valo
2019-11-15 9:28 ` [PATCH v3 29/49] ath11k: add htc.h Kalle Valo
2019-11-15 9:28 ` [PATCH v3 30/49] ath11k: add hw.h Kalle Valo
2019-11-15 9:28 ` [PATCH v3 31/49] ath11k: add mac.c Kalle Valo
2019-11-15 9:28 ` [PATCH v3 32/49] ath11k: add mac.h Kalle Valo
2019-11-15 9:28 ` [PATCH v3 33/49] ath11k: add peer.c Kalle Valo
2019-11-15 9:28 ` [PATCH v3 34/49] ath11k: add peer.h Kalle Valo
2019-11-15 9:28 ` [PATCH v3 35/49] ath11k: add qmi.c Kalle Valo
2019-11-15 9:29 ` [PATCH v3 36/49] ath11k: add qmi.h Kalle Valo
2019-11-15 9:29 ` [PATCH v3 37/49] ath11k: add reg.c Kalle Valo
2019-11-15 9:29 ` [PATCH v3 38/49] ath11k: add reg.h Kalle Valo
2019-11-15 9:29 ` [PATCH v3 39/49] ath11k: add rx_desc.h Kalle Valo
2019-11-15 9:29 ` Kalle Valo [this message]
2019-11-15 9:29 ` [PATCH v3 41/49] ath11k: add testmode.h Kalle Valo
2019-11-15 9:29 ` [PATCH v3 42/49] ath11k: add testmode_i.h Kalle Valo
2019-11-15 9:29 ` [PATCH v3 43/49] ath11k: add trace.c Kalle Valo
2019-11-15 9:29 ` [PATCH v3 44/49] ath11k: add trace.h Kalle Valo
2019-11-15 9:29 ` [PATCH v3 45/49] ath11k: add wmi.c Kalle Valo
2019-11-15 9:29 ` [PATCH v3 46/49] ath11k: add wmi.h Kalle Valo
2019-11-15 9:29 ` [PATCH v3 47/49] ath: add ath11k to Makefile Kalle Valo
2019-11-15 9:29 ` [PATCH v3 48/49] ath: add ath11k to Kconfig Kalle Valo
2019-11-15 9:29 ` [PATCH v3 49/49] MAINTAINERS: add ath11k Kalle Valo
2019-11-23 8:26 ` [PATCH v3 00/49] ath11k: driver for Qualcomm IEEE 802.11ax devices Kalle Valo
2019-11-25 12:31 ` Kalle Valo
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