#
obj-$(CONFIG_CORESIGHT) += coresight.o coresight-etm-perf.o
obj-$(CONFIG_OF) += of_coresight.o
-obj-$(CONFIG_CORESIGHT_LINK_AND_SINK_TMC) += coresight-tmc.o
+obj-$(CONFIG_CORESIGHT_LINK_AND_SINK_TMC) += coresight-tmc.o \
+ coresight-tmc-etf.o \
+ coresight-tmc-etr.o
obj-$(CONFIG_CORESIGHT_SINK_TPIU) += coresight-tpiu.o
obj-$(CONFIG_CORESIGHT_SINK_ETBV10) += coresight-etb10.o
obj-$(CONFIG_CORESIGHT_LINKS_AND_SINKS) += coresight-funnel.o \
--- /dev/null
+/*
+ * Copyright(C) 2016 Linaro Limited. All rights reserved.
+ * Author: Mathieu Poirier <mathieu.poirier@linaro.org>
+ *
+ * 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.
+ *
+ * This program is distributed in the hope that it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
+ * more details.
+ *
+ * You should have received a copy of the GNU General Public License along with
+ * this program. If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#include <linux/coresight.h>
+#include "coresight-priv.h"
+#include "coresight-tmc.h"
+
+void tmc_etb_enable_hw(struct tmc_drvdata *drvdata)
+{
+ /* Zero out the memory to help with debug */
+ memset(drvdata->buf, 0, drvdata->size);
+
+ CS_UNLOCK(drvdata->base);
+
+ /* Wait for TMCSReady bit to be set */
+ tmc_wait_for_tmcready(drvdata);
+
+ writel_relaxed(TMC_MODE_CIRCULAR_BUFFER, drvdata->base + TMC_MODE);
+ writel_relaxed(TMC_FFCR_EN_FMT | TMC_FFCR_EN_TI |
+ TMC_FFCR_FON_FLIN | TMC_FFCR_FON_TRIG_EVT |
+ TMC_FFCR_TRIGON_TRIGIN,
+ drvdata->base + TMC_FFCR);
+
+ writel_relaxed(drvdata->trigger_cntr, drvdata->base + TMC_TRG);
+ tmc_enable_hw(drvdata);
+
+ CS_LOCK(drvdata->base);
+}
+
+static void tmc_etb_dump_hw(struct tmc_drvdata *drvdata)
+{
+ enum tmc_mem_intf_width memwidth;
+ u8 memwords;
+ char *bufp;
+ u32 read_data;
+ int i;
+
+ memwidth = BMVAL(readl_relaxed(drvdata->base + CORESIGHT_DEVID), 8, 10);
+ if (memwidth == TMC_MEM_INTF_WIDTH_32BITS)
+ memwords = 1;
+ else if (memwidth == TMC_MEM_INTF_WIDTH_64BITS)
+ memwords = 2;
+ else if (memwidth == TMC_MEM_INTF_WIDTH_128BITS)
+ memwords = 4;
+ else
+ memwords = 8;
+
+ bufp = drvdata->buf;
+ while (1) {
+ for (i = 0; i < memwords; i++) {
+ read_data = readl_relaxed(drvdata->base + TMC_RRD);
+ if (read_data == 0xFFFFFFFF)
+ return;
+ memcpy(bufp, &read_data, 4);
+ bufp += 4;
+ }
+ }
+}
+
+void tmc_etb_disable_hw(struct tmc_drvdata *drvdata)
+{
+ CS_UNLOCK(drvdata->base);
+
+ tmc_flush_and_stop(drvdata);
+ tmc_etb_dump_hw(drvdata);
+ tmc_disable_hw(drvdata);
+
+ CS_LOCK(drvdata->base);
+}
+
+static void tmc_etf_enable_hw(struct tmc_drvdata *drvdata)
+{
+ CS_UNLOCK(drvdata->base);
+
+ /* Wait for TMCSReady bit to be set */
+ tmc_wait_for_tmcready(drvdata);
+
+ writel_relaxed(TMC_MODE_HARDWARE_FIFO, drvdata->base + TMC_MODE);
+ writel_relaxed(TMC_FFCR_EN_FMT | TMC_FFCR_EN_TI,
+ drvdata->base + TMC_FFCR);
+ writel_relaxed(0x0, drvdata->base + TMC_BUFWM);
+ tmc_enable_hw(drvdata);
+
+ CS_LOCK(drvdata->base);
+}
+
+static void tmc_etf_disable_hw(struct tmc_drvdata *drvdata)
+{
+ CS_UNLOCK(drvdata->base);
+
+ tmc_flush_and_stop(drvdata);
+ tmc_disable_hw(drvdata);
+
+ CS_LOCK(drvdata->base);
+}
+
+static int tmc_enable_etf_sink(struct coresight_device *csdev, u32 mode)
+{
+ unsigned long flags;
+ struct tmc_drvdata *drvdata = dev_get_drvdata(csdev->dev.parent);
+
+ spin_lock_irqsave(&drvdata->spinlock, flags);
+ if (drvdata->reading) {
+ spin_unlock_irqrestore(&drvdata->spinlock, flags);
+ return -EBUSY;
+ }
+
+ tmc_etb_enable_hw(drvdata);
+ drvdata->enable = true;
+ spin_unlock_irqrestore(&drvdata->spinlock, flags);
+
+ dev_info(drvdata->dev, "TMC-ETB/ETF enabled\n");
+ return 0;
+}
+
+static void tmc_disable_etf_sink(struct coresight_device *csdev)
+{
+ unsigned long flags;
+ struct tmc_drvdata *drvdata = dev_get_drvdata(csdev->dev.parent);
+
+ spin_lock_irqsave(&drvdata->spinlock, flags);
+ if (drvdata->reading) {
+ spin_unlock_irqrestore(&drvdata->spinlock, flags);
+ return;
+ }
+
+ tmc_etb_disable_hw(drvdata);
+ drvdata->enable = false;
+ spin_unlock_irqrestore(&drvdata->spinlock, flags);
+
+ dev_info(drvdata->dev, "TMC-ETB/ETF disabled\n");
+}
+
+static int tmc_enable_etf_link(struct coresight_device *csdev,
+ int inport, int outport)
+{
+ unsigned long flags;
+ struct tmc_drvdata *drvdata = dev_get_drvdata(csdev->dev.parent);
+
+ spin_lock_irqsave(&drvdata->spinlock, flags);
+ if (drvdata->reading) {
+ spin_unlock_irqrestore(&drvdata->spinlock, flags);
+ return -EBUSY;
+ }
+
+ tmc_etf_enable_hw(drvdata);
+ drvdata->enable = true;
+ spin_unlock_irqrestore(&drvdata->spinlock, flags);
+
+ dev_info(drvdata->dev, "TMC-ETF enabled\n");
+ return 0;
+}
+
+static void tmc_disable_etf_link(struct coresight_device *csdev,
+ int inport, int outport)
+{
+ unsigned long flags;
+ struct tmc_drvdata *drvdata = dev_get_drvdata(csdev->dev.parent);
+
+ spin_lock_irqsave(&drvdata->spinlock, flags);
+ if (drvdata->reading) {
+ spin_unlock_irqrestore(&drvdata->spinlock, flags);
+ return;
+ }
+
+ tmc_etf_disable_hw(drvdata);
+ drvdata->enable = false;
+ spin_unlock_irqrestore(&drvdata->spinlock, flags);
+
+ dev_info(drvdata->dev, "TMC disabled\n");
+}
+
+static const struct coresight_ops_sink tmc_etf_sink_ops = {
+ .enable = tmc_enable_etf_sink,
+ .disable = tmc_disable_etf_sink,
+};
+
+static const struct coresight_ops_link tmc_etf_link_ops = {
+ .enable = tmc_enable_etf_link,
+ .disable = tmc_disable_etf_link,
+};
+
+const struct coresight_ops tmc_etb_cs_ops = {
+ .sink_ops = &tmc_etf_sink_ops,
+};
+
+const struct coresight_ops tmc_etf_cs_ops = {
+ .sink_ops = &tmc_etf_sink_ops,
+ .link_ops = &tmc_etf_link_ops,
+};
--- /dev/null
+/*
+ * Copyright(C) 2016 Linaro Limited. All rights reserved.
+ * Author: Mathieu Poirier <mathieu.poirier@linaro.org>
+ *
+ * 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.
+ *
+ * This program is distributed in the hope that it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
+ * more details.
+ *
+ * You should have received a copy of the GNU General Public License along with
+ * this program. If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#include <linux/coresight.h>
+#include "coresight-priv.h"
+#include "coresight-tmc.h"
+
+void tmc_etr_enable_hw(struct tmc_drvdata *drvdata)
+{
+ u32 axictl;
+
+ /* Zero out the memory to help with debug */
+ memset(drvdata->vaddr, 0, drvdata->size);
+
+ CS_UNLOCK(drvdata->base);
+
+ /* Wait for TMCSReady bit to be set */
+ tmc_wait_for_tmcready(drvdata);
+
+ writel_relaxed(drvdata->size / 4, drvdata->base + TMC_RSZ);
+ writel_relaxed(TMC_MODE_CIRCULAR_BUFFER, drvdata->base + TMC_MODE);
+
+ axictl = readl_relaxed(drvdata->base + TMC_AXICTL);
+ axictl |= TMC_AXICTL_WR_BURST_16;
+ writel_relaxed(axictl, drvdata->base + TMC_AXICTL);
+ axictl &= ~TMC_AXICTL_SCT_GAT_MODE;
+ writel_relaxed(axictl, drvdata->base + TMC_AXICTL);
+ axictl = (axictl &
+ ~(TMC_AXICTL_PROT_CTL_B0 | TMC_AXICTL_PROT_CTL_B1)) |
+ TMC_AXICTL_PROT_CTL_B1;
+ writel_relaxed(axictl, drvdata->base + TMC_AXICTL);
+
+ writel_relaxed(drvdata->paddr, drvdata->base + TMC_DBALO);
+ writel_relaxed(0x0, drvdata->base + TMC_DBAHI);
+ writel_relaxed(TMC_FFCR_EN_FMT | TMC_FFCR_EN_TI |
+ TMC_FFCR_FON_FLIN | TMC_FFCR_FON_TRIG_EVT |
+ TMC_FFCR_TRIGON_TRIGIN,
+ drvdata->base + TMC_FFCR);
+ writel_relaxed(drvdata->trigger_cntr, drvdata->base + TMC_TRG);
+ tmc_enable_hw(drvdata);
+
+ CS_LOCK(drvdata->base);
+}
+
+static void tmc_etr_dump_hw(struct tmc_drvdata *drvdata)
+{
+ u32 rwp, val;
+
+ rwp = readl_relaxed(drvdata->base + TMC_RWP);
+ val = readl_relaxed(drvdata->base + TMC_STS);
+
+ /* How much memory do we still have */
+ if (val & BIT(0))
+ drvdata->buf = drvdata->vaddr + rwp - drvdata->paddr;
+ else
+ drvdata->buf = drvdata->vaddr;
+}
+
+void tmc_etr_disable_hw(struct tmc_drvdata *drvdata)
+{
+ CS_UNLOCK(drvdata->base);
+
+ tmc_flush_and_stop(drvdata);
+ tmc_etr_dump_hw(drvdata);
+ tmc_disable_hw(drvdata);
+
+ CS_LOCK(drvdata->base);
+}
+
+static int tmc_enable_etr_sink(struct coresight_device *csdev, u32 mode)
+{
+ unsigned long flags;
+ struct tmc_drvdata *drvdata = dev_get_drvdata(csdev->dev.parent);
+
+ spin_lock_irqsave(&drvdata->spinlock, flags);
+ if (drvdata->reading) {
+ spin_unlock_irqrestore(&drvdata->spinlock, flags);
+ return -EBUSY;
+ }
+
+ tmc_etr_enable_hw(drvdata);
+ drvdata->enable = true;
+ spin_unlock_irqrestore(&drvdata->spinlock, flags);
+
+ dev_info(drvdata->dev, "TMC-ETR enabled\n");
+ return 0;
+}
+
+static void tmc_disable_etr_sink(struct coresight_device *csdev)
+{
+ unsigned long flags;
+ struct tmc_drvdata *drvdata = dev_get_drvdata(csdev->dev.parent);
+
+ spin_lock_irqsave(&drvdata->spinlock, flags);
+ if (drvdata->reading) {
+ spin_unlock_irqrestore(&drvdata->spinlock, flags);
+ return;
+ }
+
+ tmc_etr_disable_hw(drvdata);
+ drvdata->enable = false;
+ spin_unlock_irqrestore(&drvdata->spinlock, flags);
+
+ dev_info(drvdata->dev, "TMC-ETR disabled\n");
+}
+
+static const struct coresight_ops_sink tmc_etr_sink_ops = {
+ .enable = tmc_enable_etr_sink,
+ .disable = tmc_disable_etr_sink,
+};
+
+const struct coresight_ops tmc_etr_cs_ops = {
+ .sink_ops = &tmc_etr_sink_ops,
+};
#include "coresight-priv.h"
#include "coresight-tmc.h"
-static void tmc_wait_for_tmcready(struct tmc_drvdata *drvdata)
+void tmc_wait_for_tmcready(struct tmc_drvdata *drvdata)
{
/* Ensure formatter, unformatter and hardware fifo are empty */
if (coresight_timeout(drvdata->base,
}
}
-static void tmc_flush_and_stop(struct tmc_drvdata *drvdata)
+void tmc_flush_and_stop(struct tmc_drvdata *drvdata)
{
u32 ffcr;
tmc_wait_for_tmcready(drvdata);
}
-static void tmc_enable_hw(struct tmc_drvdata *drvdata)
+void tmc_enable_hw(struct tmc_drvdata *drvdata)
{
writel_relaxed(TMC_CTL_CAPT_EN, drvdata->base + TMC_CTL);
}
-static void tmc_disable_hw(struct tmc_drvdata *drvdata)
+void tmc_disable_hw(struct tmc_drvdata *drvdata)
{
writel_relaxed(0x0, drvdata->base + TMC_CTL);
}
-static void tmc_etb_enable_hw(struct tmc_drvdata *drvdata)
-{
- /* Zero out the memory to help with debug */
- memset(drvdata->buf, 0, drvdata->size);
-
- CS_UNLOCK(drvdata->base);
-
- /* Wait for TMCSReady bit to be set */
- tmc_wait_for_tmcready(drvdata);
-
- writel_relaxed(TMC_MODE_CIRCULAR_BUFFER, drvdata->base + TMC_MODE);
- writel_relaxed(TMC_FFCR_EN_FMT | TMC_FFCR_EN_TI |
- TMC_FFCR_FON_FLIN | TMC_FFCR_FON_TRIG_EVT |
- TMC_FFCR_TRIGON_TRIGIN,
- drvdata->base + TMC_FFCR);
-
- writel_relaxed(drvdata->trigger_cntr, drvdata->base + TMC_TRG);
- tmc_enable_hw(drvdata);
-
- CS_LOCK(drvdata->base);
-}
-
-static void tmc_etr_enable_hw(struct tmc_drvdata *drvdata)
-{
- u32 axictl;
-
- /* Zero out the memory to help with debug */
- memset(drvdata->vaddr, 0, drvdata->size);
-
- CS_UNLOCK(drvdata->base);
-
- /* Wait for TMCSReady bit to be set */
- tmc_wait_for_tmcready(drvdata);
-
- writel_relaxed(drvdata->size / 4, drvdata->base + TMC_RSZ);
- writel_relaxed(TMC_MODE_CIRCULAR_BUFFER, drvdata->base + TMC_MODE);
-
- axictl = readl_relaxed(drvdata->base + TMC_AXICTL);
- axictl |= TMC_AXICTL_WR_BURST_16;
- writel_relaxed(axictl, drvdata->base + TMC_AXICTL);
- axictl &= ~TMC_AXICTL_SCT_GAT_MODE;
- writel_relaxed(axictl, drvdata->base + TMC_AXICTL);
- axictl = (axictl &
- ~(TMC_AXICTL_PROT_CTL_B0 | TMC_AXICTL_PROT_CTL_B1)) |
- TMC_AXICTL_PROT_CTL_B1;
- writel_relaxed(axictl, drvdata->base + TMC_AXICTL);
-
- writel_relaxed(drvdata->paddr, drvdata->base + TMC_DBALO);
- writel_relaxed(0x0, drvdata->base + TMC_DBAHI);
- writel_relaxed(TMC_FFCR_EN_FMT | TMC_FFCR_EN_TI |
- TMC_FFCR_FON_FLIN | TMC_FFCR_FON_TRIG_EVT |
- TMC_FFCR_TRIGON_TRIGIN,
- drvdata->base + TMC_FFCR);
- writel_relaxed(drvdata->trigger_cntr, drvdata->base + TMC_TRG);
- tmc_enable_hw(drvdata);
-
- CS_LOCK(drvdata->base);
-}
-
-static void tmc_etf_enable_hw(struct tmc_drvdata *drvdata)
-{
- CS_UNLOCK(drvdata->base);
-
- /* Wait for TMCSReady bit to be set */
- tmc_wait_for_tmcready(drvdata);
-
- writel_relaxed(TMC_MODE_HARDWARE_FIFO, drvdata->base + TMC_MODE);
- writel_relaxed(TMC_FFCR_EN_FMT | TMC_FFCR_EN_TI,
- drvdata->base + TMC_FFCR);
- writel_relaxed(0x0, drvdata->base + TMC_BUFWM);
- tmc_enable_hw(drvdata);
-
- CS_LOCK(drvdata->base);
-}
-
-static int tmc_enable(struct tmc_drvdata *drvdata, enum tmc_mode mode)
-{
- unsigned long flags;
-
- spin_lock_irqsave(&drvdata->spinlock, flags);
- if (drvdata->reading) {
- spin_unlock_irqrestore(&drvdata->spinlock, flags);
- return -EBUSY;
- }
-
- if (drvdata->config_type == TMC_CONFIG_TYPE_ETB) {
- tmc_etb_enable_hw(drvdata);
- } else if (drvdata->config_type == TMC_CONFIG_TYPE_ETR) {
- tmc_etr_enable_hw(drvdata);
- } else {
- if (mode == TMC_MODE_CIRCULAR_BUFFER)
- tmc_etb_enable_hw(drvdata);
- else
- tmc_etf_enable_hw(drvdata);
- }
- drvdata->enable = true;
- spin_unlock_irqrestore(&drvdata->spinlock, flags);
-
- dev_info(drvdata->dev, "TMC enabled\n");
- return 0;
-}
-
-static int tmc_enable_sink(struct coresight_device *csdev, u32 mode)
-{
- struct tmc_drvdata *drvdata = dev_get_drvdata(csdev->dev.parent);
-
- return tmc_enable(drvdata, TMC_MODE_CIRCULAR_BUFFER);
-}
-
-static int tmc_enable_link(struct coresight_device *csdev, int inport,
- int outport)
-{
- struct tmc_drvdata *drvdata = dev_get_drvdata(csdev->dev.parent);
-
- return tmc_enable(drvdata, TMC_MODE_HARDWARE_FIFO);
-}
-
-static void tmc_etb_dump_hw(struct tmc_drvdata *drvdata)
-{
- enum tmc_mem_intf_width memwidth;
- u8 memwords;
- char *bufp;
- u32 read_data;
- int i;
-
- memwidth = BMVAL(readl_relaxed(drvdata->base + CORESIGHT_DEVID), 8, 10);
- if (memwidth == TMC_MEM_INTF_WIDTH_32BITS)
- memwords = 1;
- else if (memwidth == TMC_MEM_INTF_WIDTH_64BITS)
- memwords = 2;
- else if (memwidth == TMC_MEM_INTF_WIDTH_128BITS)
- memwords = 4;
- else
- memwords = 8;
-
- bufp = drvdata->buf;
- while (1) {
- for (i = 0; i < memwords; i++) {
- read_data = readl_relaxed(drvdata->base + TMC_RRD);
- if (read_data == 0xFFFFFFFF)
- return;
- memcpy(bufp, &read_data, 4);
- bufp += 4;
- }
- }
-}
-
-static void tmc_etb_disable_hw(struct tmc_drvdata *drvdata)
-{
- CS_UNLOCK(drvdata->base);
-
- tmc_flush_and_stop(drvdata);
- tmc_etb_dump_hw(drvdata);
- tmc_disable_hw(drvdata);
-
- CS_LOCK(drvdata->base);
-}
-
-static void tmc_etr_dump_hw(struct tmc_drvdata *drvdata)
-{
- u32 rwp, val;
-
- rwp = readl_relaxed(drvdata->base + TMC_RWP);
- val = readl_relaxed(drvdata->base + TMC_STS);
-
- /* How much memory do we still have */
- if (val & BIT(0))
- drvdata->buf = drvdata->vaddr + rwp - drvdata->paddr;
- else
- drvdata->buf = drvdata->vaddr;
-}
-
-static void tmc_etr_disable_hw(struct tmc_drvdata *drvdata)
-{
- CS_UNLOCK(drvdata->base);
-
- tmc_flush_and_stop(drvdata);
- tmc_etr_dump_hw(drvdata);
- tmc_disable_hw(drvdata);
-
- CS_LOCK(drvdata->base);
-}
-
-static void tmc_etf_disable_hw(struct tmc_drvdata *drvdata)
-{
- CS_UNLOCK(drvdata->base);
-
- tmc_flush_and_stop(drvdata);
- tmc_disable_hw(drvdata);
-
- CS_LOCK(drvdata->base);
-}
-
-static void tmc_disable(struct tmc_drvdata *drvdata, enum tmc_mode mode)
-{
- unsigned long flags;
-
- spin_lock_irqsave(&drvdata->spinlock, flags);
- if (drvdata->reading)
- goto out;
-
- if (drvdata->config_type == TMC_CONFIG_TYPE_ETB) {
- tmc_etb_disable_hw(drvdata);
- } else if (drvdata->config_type == TMC_CONFIG_TYPE_ETR) {
- tmc_etr_disable_hw(drvdata);
- } else {
- if (mode == TMC_MODE_CIRCULAR_BUFFER)
- tmc_etb_disable_hw(drvdata);
- else
- tmc_etf_disable_hw(drvdata);
- }
-out:
- drvdata->enable = false;
- spin_unlock_irqrestore(&drvdata->spinlock, flags);
-
- dev_info(drvdata->dev, "TMC disabled\n");
-}
-
-static void tmc_disable_sink(struct coresight_device *csdev)
-{
- struct tmc_drvdata *drvdata = dev_get_drvdata(csdev->dev.parent);
-
- tmc_disable(drvdata, TMC_MODE_CIRCULAR_BUFFER);
-}
-
-static void tmc_disable_link(struct coresight_device *csdev, int inport,
- int outport)
-{
- struct tmc_drvdata *drvdata = dev_get_drvdata(csdev->dev.parent);
-
- tmc_disable(drvdata, TMC_MODE_HARDWARE_FIFO);
-}
-
-static const struct coresight_ops_sink tmc_sink_ops = {
- .enable = tmc_enable_sink,
- .disable = tmc_disable_sink,
-};
-
-static const struct coresight_ops_link tmc_link_ops = {
- .enable = tmc_enable_link,
- .disable = tmc_disable_link,
-};
-
-static const struct coresight_ops tmc_etb_cs_ops = {
- .sink_ops = &tmc_sink_ops,
-};
-
-static const struct coresight_ops tmc_etr_cs_ops = {
- .sink_ops = &tmc_sink_ops,
-};
-
-static const struct coresight_ops tmc_etf_cs_ops = {
- .sink_ops = &tmc_sink_ops,
- .link_ops = &tmc_link_ops,
-};
-
static int tmc_read_prepare(struct tmc_drvdata *drvdata)
{
int ret = 0;
#ifndef _CORESIGHT_TMC_H
#define _CORESIGHT_TMC_H
+#include <linux/miscdevice.h>
+
#define TMC_RSZ 0x004
#define TMC_STS 0x00c
#define TMC_RRD 0x010
u32 trigger_cntr;
};
+/* Generic functions */
+void tmc_wait_for_tmcready(struct tmc_drvdata *drvdata);
+void tmc_flush_and_stop(struct tmc_drvdata *drvdata);
+void tmc_enable_hw(struct tmc_drvdata *drvdata);
+void tmc_disable_hw(struct tmc_drvdata *drvdata);
+
+/* ETB/ETF functions */
+void tmc_etb_enable_hw(struct tmc_drvdata *drvdata);
+void tmc_etb_disable_hw(struct tmc_drvdata *drvdata);
+extern const struct coresight_ops tmc_etb_cs_ops;
+extern const struct coresight_ops tmc_etf_cs_ops;
+
+/* ETR functions */
+void tmc_etr_enable_hw(struct tmc_drvdata *drvdata);
+void tmc_etr_disable_hw(struct tmc_drvdata *drvdata);
+extern const struct coresight_ops tmc_etr_cs_ops;
#endif
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