wil6210: trace support (98658095) · Commits · e / devices / android_kernel_xiaomi_markw

drivers/net/wireless/ath/wil6210/Kconfig

+12 −0

Original line number	Diff line number	Diff line
		@@ -27,3 +27,15 @@ config WIL6210_ISR_COR
		self-clear when accessed for debug purposes, it makes
		such monitoring impossible.
		Say y unless you debug interrupts

		config ATH6KL_TRACING
		bool "wil6210 tracing support"
		depends on WIL6210
		depends on EVENT_TRACING
		default y
		---help---
		Say Y here to enable tracepoints for the wil6210 driver
		using the kernel tracing infrastructure. Select this
		option if you are interested in debugging the driver.

		If unsure, say Y to make it easier to debug problems.

drivers/net/wireless/ath/wil6210/Makefile

+13 −8

Original line number	Diff line number	Diff line
		obj-$(CONFIG_WIL6210) += wil6210.o

		wil6210-objs := main.o
		wil6210-objs += netdev.o
		wil6210-objs += cfg80211.o
		wil6210-objs += pcie_bus.o
		wil6210-objs += debugfs.o
		wil6210-objs += wmi.o
		wil6210-objs += interrupt.o
		wil6210-objs += txrx.o
		wil6210-y := main.o
		wil6210-y += netdev.o
		wil6210-y += cfg80211.o
		wil6210-y += pcie_bus.o
		wil6210-y += debugfs.o
		wil6210-y += wmi.o
		wil6210-y += interrupt.o
		wil6210-y += txrx.o
		wil6210-y += debug.o
		wil6210-$(CONFIG_WIL6210_TRACING) += trace.o

		ifeq (, $(findstring -W,$(EXTRA_CFLAGS)))
		subdir-ccflags-y += -Werror
		endif
		# for tracing framework to find trace.h
		CFLAGS_trace.o := -I$(src)

		subdir-ccflags-y += -D__CHECK_ENDIAN__

drivers/net/wireless/ath/wil6210/debug.c

0 → 100644

+69 −0

Original line number	Diff line number	Diff line
		/*
		* Copyright (c) 2013 Qualcomm Atheros, Inc.
		*
		* Permission to use, copy, modify, and/or distribute this software for any
		* purpose with or without fee is hereby granted, provided that the above
		* copyright notice and this permission notice appear in all copies.
		*
		* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
		* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
		* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
		* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
		* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
		* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
		* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
		*/

		#include "wil6210.h"
		#include "trace.h"

		int wil_err(struct wil6210_priv wil, const char fmt, ...)
		{
		struct net_device *ndev = wil_to_ndev(wil);
		struct va_format vaf = {
		.fmt = fmt,
		};
		va_list args;
		int ret;

		va_start(args, fmt);
		vaf.va = &args;
		ret = netdev_err(ndev, "%pV", &vaf);
		trace_wil6210_log_err(&vaf);
		va_end(args);

		return ret;
		}

		int wil_info(struct wil6210_priv wil, const char fmt, ...)
		{
		struct net_device *ndev = wil_to_ndev(wil);
		struct va_format vaf = {
		.fmt = fmt,
		};
		va_list args;
		int ret;

		va_start(args, fmt);
		vaf.va = &args;
		ret = netdev_info(ndev, "%pV", &vaf);
		trace_wil6210_log_info(&vaf);
		va_end(args);

		return ret;
		}

		int wil_dbg_trace(struct wil6210_priv wil, const char fmt, ...)
		{
		struct va_format vaf = {
		.fmt = fmt,
		};
		va_list args;

		va_start(args, fmt);
		vaf.va = &args;
		trace_wil6210_log_dbg(&vaf);
		va_end(args);

		return 0;
		}

drivers/net/wireless/ath/wil6210/interrupt.c

+6 −0

Original line number	Diff line number	Diff line
		@@ -17,6 +17,7 @@
		#include <linux/interrupt.h>

		#include "wil6210.h"
		#include "trace.h"

		/**
		* Theory of operation:
		@@ -168,6 +169,7 @@ static irqreturn_t wil6210_irq_rx(int irq, void *cookie)
		HOSTADDR(RGF_DMA_EP_RX_ICR) +
		offsetof(struct RGF_ICR, ICR));

		trace_wil6210_irq_rx(isr);
		wil_dbg_irq(wil, "ISR RX 0x%08x\n", isr);

		if (!isr) {
		@@ -198,6 +200,7 @@ static irqreturn_t wil6210_irq_tx(int irq, void *cookie)
		HOSTADDR(RGF_DMA_EP_TX_ICR) +
		offsetof(struct RGF_ICR, ICR));

		trace_wil6210_irq_tx(isr);
		wil_dbg_irq(wil, "ISR TX 0x%08x\n", isr);

		if (!isr) {
		@@ -256,6 +259,7 @@ static irqreturn_t wil6210_irq_misc(int irq, void *cookie)
		HOSTADDR(RGF_DMA_EP_MISC_ICR) +
		offsetof(struct RGF_ICR, ICR));

		trace_wil6210_irq_misc(isr);
		wil_dbg_irq(wil, "ISR MISC 0x%08x\n", isr);

		if (!isr) {
		@@ -301,6 +305,7 @@ static irqreturn_t wil6210_irq_misc_thread(int irq, void *cookie)
		struct wil6210_priv *wil = cookie;
		u32 isr = wil->isr_misc;

		trace_wil6210_irq_misc_thread(isr);
		wil_dbg_irq(wil, "Thread ISR MISC 0x%08x\n", isr);

		if (isr & ISR_MISC_FW_ERROR) {
		@@ -408,6 +413,7 @@ static irqreturn_t wil6210_hardirq(int irq, void *cookie)
		if (wil6210_debug_irq_mask(wil, pseudo_cause))
		return IRQ_NONE;

		trace_wil6210_irq_pseudo(pseudo_cause);
		wil_dbg_irq(wil, "Pseudo IRQ 0x%08x\n", pseudo_cause);

		wil6210_mask_irq_pseudo(wil);

drivers/net/wireless/ath/wil6210/trace.c

0 → 100644

+20 −0

Original line number	Diff line number	Diff line
		/*
		* Copyright (c) 2013 Qualcomm Atheros, Inc.
		*
		* Permission to use, copy, modify, and/or distribute this software for any
		* purpose with or without fee is hereby granted, provided that the above
		* copyright notice and this permission notice appear in all copies.
		*
		* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
		* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
		* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
		* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
		* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
		* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
		* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
		*/

		#include <linux/module.h>

		#define CREATE_TRACE_POINTS
		#include "trace.h"