Add the rt linux 4.1.3-rt3 as base

[kvmfornfv.git] / kernel / drivers / usb / host / xhci-trace.h

diff --git a/kernel/drivers/usb/host/xhci-trace.h b/kernel/drivers/usb/host/xhci-trace.h
new file mode 100644 (file)
index 0000000..59c0565
--- /dev/null
+++ b/kernel/drivers/usb/host/xhci-trace.h
@@ -0,0 +1,158 @@
+/*
+ * xHCI host controller driver
+ *
+ * Copyright (C) 2013 Xenia Ragiadakou
+ *
+ * Author: Xenia Ragiadakou
+ * Email : burzalodowa@gmail.com
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ */
+
+#undef TRACE_SYSTEM
+#define TRACE_SYSTEM xhci-hcd
+
+/*
+ * The TRACE_SYSTEM_VAR defaults to TRACE_SYSTEM, but must be a
+ * legitimate C variable. It is not exported to user space.
+ */
+#undef TRACE_SYSTEM_VAR
+#define TRACE_SYSTEM_VAR xhci_hcd
+
+#if !defined(__XHCI_TRACE_H) || defined(TRACE_HEADER_MULTI_READ)
+#define __XHCI_TRACE_H
+
+#include <linux/tracepoint.h>
+#include "xhci.h"
+
+#define XHCI_MSG_MAX   500
+
+DECLARE_EVENT_CLASS(xhci_log_msg,
+       TP_PROTO(struct va_format *vaf),
+       TP_ARGS(vaf),
+       TP_STRUCT__entry(__dynamic_array(char, msg, XHCI_MSG_MAX)),
+       TP_fast_assign(
+               vsnprintf(__get_str(msg), XHCI_MSG_MAX, vaf->fmt, *vaf->va);
+       ),
+       TP_printk("%s", __get_str(msg))
+);
+
+DEFINE_EVENT(xhci_log_msg, xhci_dbg_address,
+       TP_PROTO(struct va_format *vaf),
+       TP_ARGS(vaf)
+);
+
+DEFINE_EVENT(xhci_log_msg, xhci_dbg_context_change,
+       TP_PROTO(struct va_format *vaf),
+       TP_ARGS(vaf)
+);
+
+DEFINE_EVENT(xhci_log_msg, xhci_dbg_quirks,
+       TP_PROTO(struct va_format *vaf),
+       TP_ARGS(vaf)
+);
+
+DEFINE_EVENT(xhci_log_msg, xhci_dbg_reset_ep,
+       TP_PROTO(struct va_format *vaf),
+       TP_ARGS(vaf)
+);
+
+DEFINE_EVENT(xhci_log_msg, xhci_dbg_cancel_urb,
+       TP_PROTO(struct va_format *vaf),
+       TP_ARGS(vaf)
+);
+
+DEFINE_EVENT(xhci_log_msg, xhci_dbg_init,
+       TP_PROTO(struct va_format *vaf),
+       TP_ARGS(vaf)
+);
+
+DEFINE_EVENT(xhci_log_msg, xhci_dbg_ring_expansion,
+       TP_PROTO(struct va_format *vaf),
+       TP_ARGS(vaf)
+);
+
+DECLARE_EVENT_CLASS(xhci_log_ctx,
+       TP_PROTO(struct xhci_hcd *xhci, struct xhci_container_ctx *ctx,
+                unsigned int ep_num),
+       TP_ARGS(xhci, ctx, ep_num),
+       TP_STRUCT__entry(
+               __field(int, ctx_64)
+               __field(unsigned, ctx_type)
+               __field(dma_addr_t, ctx_dma)
+               __field(u8 *, ctx_va)
+               __field(unsigned, ctx_ep_num)
+               __field(int, slot_id)
+               __dynamic_array(u32, ctx_data,
+                       ((HCC_64BYTE_CONTEXT(xhci->hcc_params) + 1) * 8) *
+                       ((ctx->type == XHCI_CTX_TYPE_INPUT) + ep_num + 1))
+       ),
+       TP_fast_assign(
+               struct usb_device *udev;
+
+               udev = to_usb_device(xhci_to_hcd(xhci)->self.controller);
+               __entry->ctx_64 = HCC_64BYTE_CONTEXT(xhci->hcc_params);
+               __entry->ctx_type = ctx->type;
+               __entry->ctx_dma = ctx->dma;
+               __entry->ctx_va = ctx->bytes;
+               __entry->slot_id = udev->slot_id;
+               __entry->ctx_ep_num = ep_num;
+               memcpy(__get_dynamic_array(ctx_data), ctx->bytes,
+                       ((HCC_64BYTE_CONTEXT(xhci->hcc_params) + 1) * 32) *
+                       ((ctx->type == XHCI_CTX_TYPE_INPUT) + ep_num + 1));
+       ),
+       TP_printk("\nctx_64=%d, ctx_type=%u, ctx_dma=@%llx, ctx_va=@%p",
+                       __entry->ctx_64, __entry->ctx_type,
+                       (unsigned long long) __entry->ctx_dma, __entry->ctx_va
+       )
+);
+
+DEFINE_EVENT(xhci_log_ctx, xhci_address_ctx,
+       TP_PROTO(struct xhci_hcd *xhci, struct xhci_container_ctx *ctx,
+                unsigned int ep_num),
+       TP_ARGS(xhci, ctx, ep_num)
+);
+
+DECLARE_EVENT_CLASS(xhci_log_event,
+       TP_PROTO(void *trb_va, struct xhci_generic_trb *ev),
+       TP_ARGS(trb_va, ev),
+       TP_STRUCT__entry(
+               __field(void *, va)
+               __field(u64, dma)
+               __field(u32, status)
+               __field(u32, flags)
+               __dynamic_array(u8, trb, sizeof(struct xhci_generic_trb))
+       ),
+       TP_fast_assign(
+               __entry->va = trb_va;
+               __entry->dma = ((u64)le32_to_cpu(ev->field[1])) << 32 |
+                                       le32_to_cpu(ev->field[0]);
+               __entry->status = le32_to_cpu(ev->field[2]);
+               __entry->flags = le32_to_cpu(ev->field[3]);
+               memcpy(__get_dynamic_array(trb), trb_va,
+                       sizeof(struct xhci_generic_trb));
+       ),
+       TP_printk("\ntrb_dma=@%llx, trb_va=@%p, status=%08x, flags=%08x",
+                       (unsigned long long) __entry->dma, __entry->va,
+                       __entry->status, __entry->flags
+       )
+);
+
+DEFINE_EVENT(xhci_log_event, xhci_cmd_completion,
+       TP_PROTO(void *trb_va, struct xhci_generic_trb *ev),
+       TP_ARGS(trb_va, ev)
+);
+
+#endif /* __XHCI_TRACE_H */
+
+/* this part must be outside header guard */
+
+#undef TRACE_INCLUDE_PATH
+#define TRACE_INCLUDE_PATH .
+
+#undef TRACE_INCLUDE_FILE
+#define TRACE_INCLUDE_FILE xhci-trace
+
+#include <trace/define_trace.h>