ASR_BASE
Change-Id: Icf3719cc0afe3eeb3edc7fa80a2eb5199ca9dda1
diff --git a/marvell/linux/drivers/net/wireless/intel/iwlwifi/iwl-devtrace.h b/marvell/linux/drivers/net/wireless/intel/iwlwifi/iwl-devtrace.h
new file mode 100644
index 0000000..fc8bc21
--- /dev/null
+++ b/marvell/linux/drivers/net/wireless/intel/iwlwifi/iwl-devtrace.h
@@ -0,0 +1,100 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
+/******************************************************************************
+ *
+ * Copyright(c) 2009 - 2014 Intel Corporation. All rights reserved.
+ * Copyright(C) 2016 Intel Deutschland GmbH
+ * Copyright(c) 2018 Intel Corporation
+ *
+ * Contact Information:
+ * Intel Linux Wireless <linuxwifi@intel.com>
+ * Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497
+ *
+ *****************************************************************************/
+
+#ifndef __IWLWIFI_DEVICE_TRACE
+#include <linux/skbuff.h>
+#include <linux/ieee80211.h>
+#include <net/cfg80211.h>
+#include "iwl-trans.h"
+#if !defined(__IWLWIFI_DEVICE_TRACE)
+static inline bool iwl_trace_data(struct sk_buff *skb)
+{
+ struct ieee80211_hdr *hdr = (void *)skb->data;
+ __le16 fc = hdr->frame_control;
+ int offs = 24; /* start with normal header length */
+
+ if (!ieee80211_is_data(fc))
+ return false;
+
+ /* Try to determine if the frame is EAPOL. This might have false
+ * positives (if there's no RFC 1042 header and we compare to some
+ * payload instead) but since we're only doing tracing that's not
+ * a problem.
+ */
+
+ if (ieee80211_has_a4(fc))
+ offs += 6;
+ if (ieee80211_is_data_qos(fc))
+ offs += 2;
+ /* don't account for crypto - these are unencrypted */
+
+ /* also account for the RFC 1042 header, of course */
+ offs += 6;
+
+ return skb->len <= offs + 2 ||
+ *(__be16 *)(skb->data + offs) != cpu_to_be16(ETH_P_PAE);
+}
+
+static inline size_t iwl_rx_trace_len(const struct iwl_trans *trans,
+ void *rxbuf, size_t len,
+ size_t *out_hdr_offset)
+{
+ struct iwl_cmd_header *cmd = (void *)((u8 *)rxbuf + sizeof(__le32));
+ struct ieee80211_hdr *hdr = NULL;
+ size_t hdr_offset;
+
+ if (cmd->cmd != trans->rx_mpdu_cmd)
+ return len;
+
+ hdr_offset = sizeof(struct iwl_cmd_header) +
+ trans->rx_mpdu_cmd_hdr_size;
+
+ if (out_hdr_offset)
+ *out_hdr_offset = hdr_offset;
+
+ hdr = (void *)((u8 *)cmd + hdr_offset);
+ if (!ieee80211_is_data(hdr->frame_control))
+ return len;
+ /* maybe try to identify EAPOL frames? */
+ return sizeof(__le32) + sizeof(*cmd) + trans->rx_mpdu_cmd_hdr_size +
+ ieee80211_hdrlen(hdr->frame_control);
+}
+#endif
+
+#define __IWLWIFI_DEVICE_TRACE
+
+#include <linux/tracepoint.h>
+#include <linux/device.h>
+
+
+#if !defined(CONFIG_IWLWIFI_DEVICE_TRACING) || defined(__CHECKER__)
+#undef TRACE_EVENT
+#define TRACE_EVENT(name, proto, ...) \
+static inline void trace_ ## name(proto) {}
+#undef DECLARE_EVENT_CLASS
+#define DECLARE_EVENT_CLASS(...)
+#undef DEFINE_EVENT
+#define DEFINE_EVENT(evt_class, name, proto, ...) \
+static inline void trace_ ## name(proto) {}
+#endif
+
+#define DEV_ENTRY __string(dev, dev_name(dev))
+#define DEV_ASSIGN __assign_str(dev, dev_name(dev))
+
+#include "iwl-devtrace-io.h"
+#include "iwl-devtrace-ucode.h"
+#include "iwl-devtrace-msg.h"
+#include "iwl-devtrace-data.h"
+#include "iwl-devtrace-iwlwifi.h"
+
+#endif /* __IWLWIFI_DEVICE_TRACE */