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-rw-r--r--drivers/gpu/drm/xe/Makefile2
-rw-r--r--drivers/gpu/drm/xe/xe_device.c4
-rw-r--r--drivers/gpu/drm/xe/xe_device_types.h2
-rw-r--r--drivers/gpu/drm/xe/xe_gt_types.h2
-rw-r--r--drivers/gpu/drm/xe/xe_module.c6
-rw-r--r--drivers/gpu/drm/xe/xe_oa.c34
-rw-r--r--drivers/gpu/drm/xe/xe_observation.c93
-rw-r--r--drivers/gpu/drm/xe/xe_observation.h20
-rw-r--r--drivers/gpu/drm/xe/xe_perf.c92
-rw-r--r--drivers/gpu/drm/xe/xe_perf.h20
-rw-r--r--include/uapi/drm/xe_drm.h102
11 files changed, 190 insertions, 187 deletions
diff --git a/drivers/gpu/drm/xe/Makefile b/drivers/gpu/drm/xe/Makefile
index b1e03bfe4a68..628c245c4822 100644
--- a/drivers/gpu/drm/xe/Makefile
+++ b/drivers/gpu/drm/xe/Makefile
@@ -96,10 +96,10 @@ xe-y += xe_bb.o \
xe_mocs.o \
xe_module.o \
xe_oa.o \
+ xe_observation.o \
xe_pat.o \
xe_pci.o \
xe_pcode.o \
- xe_perf.o \
xe_pm.o \
xe_preempt_fence.o \
xe_pt.o \
diff --git a/drivers/gpu/drm/xe/xe_device.c b/drivers/gpu/drm/xe/xe_device.c
index cfda7cb5df2c..03492fbcb8fb 100644
--- a/drivers/gpu/drm/xe/xe_device.c
+++ b/drivers/gpu/drm/xe/xe_device.c
@@ -42,9 +42,9 @@
#include "xe_memirq.h"
#include "xe_mmio.h"
#include "xe_module.h"
+#include "xe_observation.h"
#include "xe_pat.h"
#include "xe_pcode.h"
-#include "xe_perf.h"
#include "xe_pm.h"
#include "xe_query.h"
#include "xe_sriov.h"
@@ -142,7 +142,7 @@ static const struct drm_ioctl_desc xe_ioctls[] = {
DRM_RENDER_ALLOW),
DRM_IOCTL_DEF_DRV(XE_WAIT_USER_FENCE, xe_wait_user_fence_ioctl,
DRM_RENDER_ALLOW),
- DRM_IOCTL_DEF_DRV(XE_PERF, xe_perf_ioctl, DRM_RENDER_ALLOW),
+ DRM_IOCTL_DEF_DRV(XE_OBSERVATION, xe_observation_ioctl, DRM_RENDER_ALLOW),
};
static long xe_drm_ioctl(struct file *file, unsigned int cmd, unsigned long arg)
diff --git a/drivers/gpu/drm/xe/xe_device_types.h b/drivers/gpu/drm/xe/xe_device_types.h
index c37be471d11c..3bca6d344744 100644
--- a/drivers/gpu/drm/xe/xe_device_types.h
+++ b/drivers/gpu/drm/xe/xe_device_types.h
@@ -463,7 +463,7 @@ struct xe_device {
/** @heci_gsc: graphics security controller */
struct xe_heci_gsc heci_gsc;
- /** @oa: oa perf counter subsystem */
+ /** @oa: oa observation subsystem */
struct xe_oa oa;
/** @needs_flr_on_fini: requests function-reset on fini */
diff --git a/drivers/gpu/drm/xe/xe_gt_types.h b/drivers/gpu/drm/xe/xe_gt_types.h
index 24bb95de920f..6b5e0b45efb0 100644
--- a/drivers/gpu/drm/xe/xe_gt_types.h
+++ b/drivers/gpu/drm/xe/xe_gt_types.h
@@ -389,7 +389,7 @@ struct xe_gt {
u8 instances_per_class[XE_ENGINE_CLASS_MAX];
} user_engines;
- /** @oa: oa perf counter subsystem per gt info */
+ /** @oa: oa observation subsystem per gt info */
struct xe_oa_gt oa;
};
diff --git a/drivers/gpu/drm/xe/xe_module.c b/drivers/gpu/drm/xe/xe_module.c
index 893858a2eea0..499540add465 100644
--- a/drivers/gpu/drm/xe/xe_module.c
+++ b/drivers/gpu/drm/xe/xe_module.c
@@ -11,7 +11,7 @@
#include "xe_drv.h"
#include "xe_hw_fence.h"
#include "xe_pci.h"
-#include "xe_perf.h"
+#include "xe_observation.h"
#include "xe_sched_job.h"
struct xe_modparam xe_modparam = {
@@ -80,8 +80,8 @@ static const struct init_funcs init_funcs[] = {
.exit = xe_unregister_pci_driver,
},
{
- .init = xe_perf_sysctl_register,
- .exit = xe_perf_sysctl_unregister,
+ .init = xe_observation_sysctl_register,
+ .exit = xe_observation_sysctl_unregister,
},
};
diff --git a/drivers/gpu/drm/xe/xe_oa.c b/drivers/gpu/drm/xe/xe_oa.c
index 4188516a7816..6d69f751bf78 100644
--- a/drivers/gpu/drm/xe/xe_oa.c
+++ b/drivers/gpu/drm/xe/xe_oa.c
@@ -32,7 +32,7 @@
#include "xe_macros.h"
#include "xe_mmio.h"
#include "xe_oa.h"
-#include "xe_perf.h"
+#include "xe_observation.h"
#include "xe_pm.h"
#include "xe_sched_job.h"
#include "xe_sriov.h"
@@ -481,7 +481,7 @@ static int __xe_oa_read(struct xe_oa_stream *stream, char __user *buf,
OASTATUS_RELEVANT_BITS, 0);
/*
* Signal to userspace that there is non-zero OA status to read via
- * @DRM_XE_PERF_IOCTL_STATUS perf fd ioctl
+ * @DRM_XE_OBSERVATION_IOCTL_STATUS observation stream fd ioctl
*/
if (stream->oa_status & OASTATUS_RELEVANT_BITS)
return -EIO;
@@ -1158,15 +1158,15 @@ static long xe_oa_ioctl_locked(struct xe_oa_stream *stream,
unsigned long arg)
{
switch (cmd) {
- case DRM_XE_PERF_IOCTL_ENABLE:
+ case DRM_XE_OBSERVATION_IOCTL_ENABLE:
return xe_oa_enable_locked(stream);
- case DRM_XE_PERF_IOCTL_DISABLE:
+ case DRM_XE_OBSERVATION_IOCTL_DISABLE:
return xe_oa_disable_locked(stream);
- case DRM_XE_PERF_IOCTL_CONFIG:
+ case DRM_XE_OBSERVATION_IOCTL_CONFIG:
return xe_oa_config_locked(stream, arg);
- case DRM_XE_PERF_IOCTL_STATUS:
+ case DRM_XE_OBSERVATION_IOCTL_STATUS:
return xe_oa_status_locked(stream, arg);
- case DRM_XE_PERF_IOCTL_INFO:
+ case DRM_XE_OBSERVATION_IOCTL_INFO:
return xe_oa_info_locked(stream, arg);
}
@@ -1209,7 +1209,7 @@ static int xe_oa_release(struct inode *inode, struct file *file)
xe_oa_destroy_locked(stream);
mutex_unlock(&gt->oa.gt_lock);
- /* Release the reference the perf stream kept on the driver */
+ /* Release the reference the OA stream kept on the driver */
drm_dev_put(&gt_to_xe(gt)->drm);
return 0;
@@ -1222,7 +1222,7 @@ static int xe_oa_mmap(struct file *file, struct vm_area_struct *vma)
unsigned long start = vma->vm_start;
int i, ret;
- if (xe_perf_stream_paranoid && !perfmon_capable()) {
+ if (xe_observation_paranoid && !perfmon_capable()) {
drm_dbg(&stream->oa->xe->drm, "Insufficient privilege to map OA buffer\n");
return -EACCES;
}
@@ -1789,8 +1789,8 @@ static int xe_oa_user_extensions(struct xe_oa *oa, u64 extension, int ext_number
* @file: @drm_file
*
* The functions opens an OA stream. An OA stream, opened with specified
- * properties, enables perf counter samples to be collected, either
- * periodically (time based sampling), or on request (using perf queries)
+ * properties, enables OA counter samples to be collected, either
+ * periodically (time based sampling), or on request (using OA queries)
*/
int xe_oa_stream_open_ioctl(struct drm_device *dev, u64 data, struct drm_file *file)
{
@@ -1836,8 +1836,8 @@ int xe_oa_stream_open_ioctl(struct drm_device *dev, u64 data, struct drm_file *f
privileged_op = true;
}
- if (privileged_op && xe_perf_stream_paranoid && !perfmon_capable()) {
- drm_dbg(&oa->xe->drm, "Insufficient privileges to open xe perf stream\n");
+ if (privileged_op && xe_observation_paranoid && !perfmon_capable()) {
+ drm_dbg(&oa->xe->drm, "Insufficient privileges to open xe OA stream\n");
ret = -EACCES;
goto err_exec_q;
}
@@ -2097,7 +2097,7 @@ int xe_oa_add_config_ioctl(struct drm_device *dev, u64 data, struct drm_file *fi
return -ENODEV;
}
- if (xe_perf_stream_paranoid && !perfmon_capable()) {
+ if (xe_observation_paranoid && !perfmon_capable()) {
drm_dbg(&oa->xe->drm, "Insufficient privileges to add xe OA config\n");
return -EACCES;
}
@@ -2181,7 +2181,7 @@ reg_err:
/**
* xe_oa_remove_config_ioctl - Removes one OA config
* @dev: @drm_device
- * @data: pointer to struct @drm_xe_perf_param
+ * @data: pointer to struct @drm_xe_observation_param
* @file: @drm_file
*/
int xe_oa_remove_config_ioctl(struct drm_device *dev, u64 data, struct drm_file *file)
@@ -2197,7 +2197,7 @@ int xe_oa_remove_config_ioctl(struct drm_device *dev, u64 data, struct drm_file
return -ENODEV;
}
- if (xe_perf_stream_paranoid && !perfmon_capable()) {
+ if (xe_observation_paranoid && !perfmon_capable()) {
drm_dbg(&oa->xe->drm, "Insufficient privileges to remove xe OA config\n");
return -EACCES;
}
@@ -2381,7 +2381,7 @@ static int xe_oa_init_gt(struct xe_gt *gt)
/*
* Fused off engines can result in oa_unit's with num_engines == 0. These units
- * will appear in OA unit query, but no perf streams can be opened on them.
+ * will appear in OA unit query, but no OA streams can be opened on them.
*/
gt->oa.num_oa_units = num_oa_units;
gt->oa.oa_unit = u;
diff --git a/drivers/gpu/drm/xe/xe_observation.c b/drivers/gpu/drm/xe/xe_observation.c
new file mode 100644
index 000000000000..fcb584b42a7d
--- /dev/null
+++ b/drivers/gpu/drm/xe/xe_observation.c
@@ -0,0 +1,93 @@
+// SPDX-License-Identifier: MIT
+/*
+ * Copyright © 2023-2024 Intel Corporation
+ */
+
+#include <linux/errno.h>
+#include <linux/sysctl.h>
+
+#include <drm/xe_drm.h>
+
+#include "xe_oa.h"
+#include "xe_observation.h"
+
+u32 xe_observation_paranoid = true;
+static struct ctl_table_header *sysctl_header;
+
+static int xe_oa_ioctl(struct drm_device *dev, struct drm_xe_observation_param *arg,
+ struct drm_file *file)
+{
+ switch (arg->observation_op) {
+ case DRM_XE_OBSERVATION_OP_STREAM_OPEN:
+ return xe_oa_stream_open_ioctl(dev, arg->param, file);
+ case DRM_XE_OBSERVATION_OP_ADD_CONFIG:
+ return xe_oa_add_config_ioctl(dev, arg->param, file);
+ case DRM_XE_OBSERVATION_OP_REMOVE_CONFIG:
+ return xe_oa_remove_config_ioctl(dev, arg->param, file);
+ default:
+ return -EINVAL;
+ }
+}
+
+/**
+ * xe_observation_ioctl - The top level observation layer ioctl
+ * @dev: @drm_device
+ * @data: pointer to struct @drm_xe_observation_param
+ * @file: @drm_file
+ *
+ * The function is called for different observation streams types and
+ * allows execution of different operations supported by those stream
+ * types.
+ *
+ * Return: 0 on success or a negative error code on failure.
+ */
+int xe_observation_ioctl(struct drm_device *dev, void *data, struct drm_file *file)
+{
+ struct drm_xe_observation_param *arg = data;
+
+ if (arg->extensions)
+ return -EINVAL;
+
+ switch (arg->observation_type) {
+ case DRM_XE_OBSERVATION_TYPE_OA:
+ return xe_oa_ioctl(dev, arg, file);
+ default:
+ return -EINVAL;
+ }
+}
+
+static struct ctl_table observation_ctl_table[] = {
+ {
+ .procname = "observation_paranoid",
+ .data = &xe_observation_paranoid,
+ .maxlen = sizeof(xe_observation_paranoid),
+ .mode = 0644,
+ .proc_handler = proc_dointvec_minmax,
+ .extra1 = SYSCTL_ZERO,
+ .extra2 = SYSCTL_ONE,
+ },
+ {}
+};
+
+/**
+ * xe_observation_sysctl_register - Register xe_observation_paranoid sysctl
+ *
+ * Normally only superuser/root can access observation stream
+ * data. However, superuser can set xe_observation_paranoid sysctl to 0 to
+ * allow non-privileged users to also access observation data.
+ *
+ * Return: always returns 0
+ */
+int xe_observation_sysctl_register(void)
+{
+ sysctl_header = register_sysctl("dev/xe", observation_ctl_table);
+ return 0;
+}
+
+/**
+ * xe_observation_sysctl_unregister - Unregister xe_observation_paranoid sysctl
+ */
+void xe_observation_sysctl_unregister(void)
+{
+ unregister_sysctl_table(sysctl_header);
+}
diff --git a/drivers/gpu/drm/xe/xe_observation.h b/drivers/gpu/drm/xe/xe_observation.h
new file mode 100644
index 000000000000..17816998e966
--- /dev/null
+++ b/drivers/gpu/drm/xe/xe_observation.h
@@ -0,0 +1,20 @@
+/* SPDX-License-Identifier: MIT */
+/*
+ * Copyright © 2023-2024 Intel Corporation
+ */
+
+#ifndef _XE_OBSERVATION_H_
+#define _XE_OBSERVATION_H_
+
+#include <linux/types.h>
+
+struct drm_device;
+struct drm_file;
+
+extern u32 xe_observation_paranoid;
+
+int xe_observation_ioctl(struct drm_device *dev, void *data, struct drm_file *file);
+int xe_observation_sysctl_register(void);
+void xe_observation_sysctl_unregister(void);
+
+#endif
diff --git a/drivers/gpu/drm/xe/xe_perf.c b/drivers/gpu/drm/xe/xe_perf.c
deleted file mode 100644
index d6cd74cadf34..000000000000
--- a/drivers/gpu/drm/xe/xe_perf.c
+++ /dev/null
@@ -1,92 +0,0 @@
-// SPDX-License-Identifier: MIT
-/*
- * Copyright © 2023-2024 Intel Corporation
- */
-
-#include <linux/errno.h>
-#include <linux/sysctl.h>
-
-#include <drm/xe_drm.h>
-
-#include "xe_oa.h"
-#include "xe_perf.h"
-
-u32 xe_perf_stream_paranoid = true;
-static struct ctl_table_header *sysctl_header;
-
-static int xe_oa_ioctl(struct drm_device *dev, struct drm_xe_perf_param *arg,
- struct drm_file *file)
-{
- switch (arg->perf_op) {
- case DRM_XE_PERF_OP_STREAM_OPEN:
- return xe_oa_stream_open_ioctl(dev, arg->param, file);
- case DRM_XE_PERF_OP_ADD_CONFIG:
- return xe_oa_add_config_ioctl(dev, arg->param, file);
- case DRM_XE_PERF_OP_REMOVE_CONFIG:
- return xe_oa_remove_config_ioctl(dev, arg->param, file);
- default:
- return -EINVAL;
- }
-}
-
-/**
- * xe_perf_ioctl - The top level perf layer ioctl
- * @dev: @drm_device
- * @data: pointer to struct @drm_xe_perf_param
- * @file: @drm_file
- *
- * The function is called for different perf streams types and allows execution
- * of different operations supported by those perf stream types.
- *
- * Return: 0 on success or a negative error code on failure.
- */
-int xe_perf_ioctl(struct drm_device *dev, void *data, struct drm_file *file)
-{
- struct drm_xe_perf_param *arg = data;
-
- if (arg->extensions)
- return -EINVAL;
-
- switch (arg->perf_type) {
- case DRM_XE_PERF_TYPE_OA:
- return xe_oa_ioctl(dev, arg, file);
- default:
- return -EINVAL;
- }
-}
-
-static struct ctl_table perf_ctl_table[] = {
- {
- .procname = "perf_stream_paranoid",
- .data = &xe_perf_stream_paranoid,
- .maxlen = sizeof(xe_perf_stream_paranoid),
- .mode = 0644,
- .proc_handler = proc_dointvec_minmax,
- .extra1 = SYSCTL_ZERO,
- .extra2 = SYSCTL_ONE,
- },
- {}
-};
-
-/**
- * xe_perf_sysctl_register - Register "perf_stream_paranoid" sysctl
- *
- * Normally only superuser/root can access perf counter data. However,
- * superuser can set perf_stream_paranoid sysctl to 0 to allow non-privileged
- * users to also access perf data.
- *
- * Return: always returns 0
- */
-int xe_perf_sysctl_register(void)
-{
- sysctl_header = register_sysctl("dev/xe", perf_ctl_table);
- return 0;
-}
-
-/**
- * xe_perf_sysctl_unregister - Unregister "perf_stream_paranoid" sysctl
- */
-void xe_perf_sysctl_unregister(void)
-{
- unregister_sysctl_table(sysctl_header);
-}
diff --git a/drivers/gpu/drm/xe/xe_perf.h b/drivers/gpu/drm/xe/xe_perf.h
deleted file mode 100644
index 53a8377a1bb1..000000000000
--- a/drivers/gpu/drm/xe/xe_perf.h
+++ /dev/null
@@ -1,20 +0,0 @@
-/* SPDX-License-Identifier: MIT */
-/*
- * Copyright © 2023-2024 Intel Corporation
- */
-
-#ifndef _XE_PERF_H_
-#define _XE_PERF_H_
-
-#include <linux/types.h>
-
-struct drm_device;
-struct drm_file;
-
-extern u32 xe_perf_stream_paranoid;
-
-int xe_perf_ioctl(struct drm_device *dev, void *data, struct drm_file *file);
-int xe_perf_sysctl_register(void);
-void xe_perf_sysctl_unregister(void);
-
-#endif
diff --git a/include/uapi/drm/xe_drm.h b/include/uapi/drm/xe_drm.h
index 12eaa8532b5c..33544ef78d3e 100644
--- a/include/uapi/drm/xe_drm.h
+++ b/include/uapi/drm/xe_drm.h
@@ -80,7 +80,7 @@ extern "C" {
* - &DRM_IOCTL_XE_EXEC_QUEUE_GET_PROPERTY
* - &DRM_IOCTL_XE_EXEC
* - &DRM_IOCTL_XE_WAIT_USER_FENCE
- * - &DRM_IOCTL_XE_PERF
+ * - &DRM_IOCTL_XE_OBSERVATION
*/
/*
@@ -101,7 +101,7 @@ extern "C" {
#define DRM_XE_EXEC_QUEUE_GET_PROPERTY 0x08
#define DRM_XE_EXEC 0x09
#define DRM_XE_WAIT_USER_FENCE 0x0a
-#define DRM_XE_PERF 0x0b
+#define DRM_XE_OBSERVATION 0x0b
/* Must be kept compact -- no holes */
@@ -116,7 +116,7 @@ extern "C" {
#define DRM_IOCTL_XE_EXEC_QUEUE_GET_PROPERTY DRM_IOWR(DRM_COMMAND_BASE + DRM_XE_EXEC_QUEUE_GET_PROPERTY, struct drm_xe_exec_queue_get_property)
#define DRM_IOCTL_XE_EXEC DRM_IOW(DRM_COMMAND_BASE + DRM_XE_EXEC, struct drm_xe_exec)
#define DRM_IOCTL_XE_WAIT_USER_FENCE DRM_IOWR(DRM_COMMAND_BASE + DRM_XE_WAIT_USER_FENCE, struct drm_xe_wait_user_fence)
-#define DRM_IOCTL_XE_PERF DRM_IOW(DRM_COMMAND_BASE + DRM_XE_PERF, struct drm_xe_perf_param)
+#define DRM_IOCTL_XE_OBSERVATION DRM_IOW(DRM_COMMAND_BASE + DRM_XE_OBSERVATION, struct drm_xe_observation_param)
/**
* DOC: Xe IOCTL Extensions
@@ -1376,66 +1376,67 @@ struct drm_xe_wait_user_fence {
};
/**
- * enum drm_xe_perf_type - Perf stream types
+ * enum drm_xe_observation_type - Observation stream types
*/
-enum drm_xe_perf_type {
- /** @DRM_XE_PERF_TYPE_OA: OA perf stream type */
- DRM_XE_PERF_TYPE_OA,
+enum drm_xe_observation_type {
+ /** @DRM_XE_OBSERVATION_TYPE_OA: OA observation stream type */
+ DRM_XE_OBSERVATION_TYPE_OA,
};
/**
- * enum drm_xe_perf_op - Perf stream ops
+ * enum drm_xe_observation_op - Observation stream ops
*/
-enum drm_xe_perf_op {
- /** @DRM_XE_PERF_OP_STREAM_OPEN: Open a perf counter stream */
- DRM_XE_PERF_OP_STREAM_OPEN,
+enum drm_xe_observation_op {
+ /** @DRM_XE_OBSERVATION_OP_STREAM_OPEN: Open an observation stream */
+ DRM_XE_OBSERVATION_OP_STREAM_OPEN,
- /** @DRM_XE_PERF_OP_ADD_CONFIG: Add perf stream config */
- DRM_XE_PERF_OP_ADD_CONFIG,
+ /** @DRM_XE_OBSERVATION_OP_ADD_CONFIG: Add observation stream config */
+ DRM_XE_OBSERVATION_OP_ADD_CONFIG,
- /** @DRM_XE_PERF_OP_REMOVE_CONFIG: Remove perf stream config */
- DRM_XE_PERF_OP_REMOVE_CONFIG,
+ /** @DRM_XE_OBSERVATION_OP_REMOVE_CONFIG: Remove observation stream config */
+ DRM_XE_OBSERVATION_OP_REMOVE_CONFIG,
};
/**
- * struct drm_xe_perf_param - Input of &DRM_XE_PERF
+ * struct drm_xe_observation_param - Input of &DRM_XE_OBSERVATION
*
- * The perf layer enables multiplexing perf counter streams of multiple
- * types. The actual params for a particular stream operation are supplied
- * via the @param pointer (use __copy_from_user to get these params).
+ * The observation layer enables multiplexing observation streams of
+ * multiple types. The actual params for a particular stream operation are
+ * supplied via the @param pointer (use __copy_from_user to get these
+ * params).
*/
-struct drm_xe_perf_param {
+struct drm_xe_observation_param {
/** @extensions: Pointer to the first extension struct, if any */
__u64 extensions;
- /** @perf_type: Perf stream type, of enum @drm_xe_perf_type */
- __u64 perf_type;
- /** @perf_op: Perf op, of enum @drm_xe_perf_op */
- __u64 perf_op;
+ /** @observation_type: observation stream type, of enum @drm_xe_observation_type */
+ __u64 observation_type;
+ /** @observation_op: observation stream op, of enum @drm_xe_observation_op */
+ __u64 observation_op;
/** @param: Pointer to actual stream params */
__u64 param;
};
/**
- * enum drm_xe_perf_ioctls - Perf fd ioctl's
+ * enum drm_xe_observation_ioctls - Observation stream fd ioctl's
*
- * Information exchanged between userspace and kernel for perf fd ioctl's
- * is stream type specific
+ * Information exchanged between userspace and kernel for observation fd
+ * ioctl's is stream type specific
*/
-enum drm_xe_perf_ioctls {
- /** @DRM_XE_PERF_IOCTL_ENABLE: Enable data capture for a stream */
- DRM_XE_PERF_IOCTL_ENABLE = _IO('i', 0x0),
+enum drm_xe_observation_ioctls {
+ /** @DRM_XE_OBSERVATION_IOCTL_ENABLE: Enable data capture for an observation stream */
+ DRM_XE_OBSERVATION_IOCTL_ENABLE = _IO('i', 0x0),
- /** @DRM_XE_PERF_IOCTL_DISABLE: Disable data capture for a stream */
- DRM_XE_PERF_IOCTL_DISABLE = _IO('i', 0x1),
+ /** @DRM_XE_OBSERVATION_IOCTL_DISABLE: Disable data capture for a observation stream */
+ DRM_XE_OBSERVATION_IOCTL_DISABLE = _IO('i', 0x1),
- /** @DRM_XE_PERF_IOCTL_CONFIG: Change stream configuration */
- DRM_XE_PERF_IOCTL_CONFIG = _IO('i', 0x2),
+ /** @DRM_XE_OBSERVATION_IOCTL_CONFIG: Change observation stream configuration */
+ DRM_XE_OBSERVATION_IOCTL_CONFIG = _IO('i', 0x2),
- /** @DRM_XE_PERF_IOCTL_STATUS: Return stream status */
- DRM_XE_PERF_IOCTL_STATUS = _IO('i', 0x3),
+ /** @DRM_XE_OBSERVATION_IOCTL_STATUS: Return observation stream status */
+ DRM_XE_OBSERVATION_IOCTL_STATUS = _IO('i', 0x3),
- /** @DRM_XE_PERF_IOCTL_INFO: Return stream info */
- DRM_XE_PERF_IOCTL_INFO = _IO('i', 0x4),
+ /** @DRM_XE_OBSERVATION_IOCTL_INFO: Return observation stream info */
+ DRM_XE_OBSERVATION_IOCTL_INFO = _IO('i', 0x4),
};
/**
@@ -1546,12 +1547,12 @@ enum drm_xe_oa_format_type {
* Stream params are specified as a chain of @drm_xe_ext_set_property
* struct's, with @property values from enum @drm_xe_oa_property_id and
* @drm_xe_user_extension base.name set to @DRM_XE_OA_EXTENSION_SET_PROPERTY.
- * @param field in struct @drm_xe_perf_param points to the first
+ * @param field in struct @drm_xe_observation_param points to the first
* @drm_xe_ext_set_property struct.
*
- * Exactly the same mechanism is also used for stream reconfiguration using
- * the @DRM_XE_PERF_IOCTL_CONFIG perf fd ioctl, though only a subset of
- * properties below can be specified for stream reconfiguration.
+ * Exactly the same mechanism is also used for stream reconfiguration using the
+ * @DRM_XE_OBSERVATION_IOCTL_CONFIG observation stream fd ioctl, though only a
+ * subset of properties below can be specified for stream reconfiguration.
*/
enum drm_xe_oa_property_id {
#define DRM_XE_OA_EXTENSION_SET_PROPERTY 0
@@ -1571,11 +1572,11 @@ enum drm_xe_oa_property_id {
/**
* @DRM_XE_OA_PROPERTY_OA_METRIC_SET: OA metrics defining contents of OA
- * reports, previously added via @DRM_XE_PERF_OP_ADD_CONFIG.
+ * reports, previously added via @DRM_XE_OBSERVATION_OP_ADD_CONFIG.
*/
DRM_XE_OA_PROPERTY_OA_METRIC_SET,
- /** @DRM_XE_OA_PROPERTY_OA_FORMAT: Perf counter report format */
+ /** @DRM_XE_OA_PROPERTY_OA_FORMAT: OA counter report format */
DRM_XE_OA_PROPERTY_OA_FORMAT,
/*
* OA_FORMAT's are specified the same way as in PRM/Bspec 52198/60942,
@@ -1596,13 +1597,13 @@ enum drm_xe_oa_property_id {
/**
* @DRM_XE_OA_PROPERTY_OA_DISABLED: A value of 1 will open the OA
- * stream in a DISABLED state (see @DRM_XE_PERF_IOCTL_ENABLE).
+ * stream in a DISABLED state (see @DRM_XE_OBSERVATION_IOCTL_ENABLE).
*/
DRM_XE_OA_PROPERTY_OA_DISABLED,
/**
* @DRM_XE_OA_PROPERTY_EXEC_QUEUE_ID: Open the stream for a specific
- * @exec_queue_id. Perf queries can be executed on this exec queue.
+ * @exec_queue_id. OA queries can be executed on this exec queue.
*/
DRM_XE_OA_PROPERTY_EXEC_QUEUE_ID,
@@ -1622,7 +1623,7 @@ enum drm_xe_oa_property_id {
/**
* struct drm_xe_oa_config - OA metric configuration
*
- * Multiple OA configs can be added using @DRM_XE_PERF_OP_ADD_CONFIG. A
+ * Multiple OA configs can be added using @DRM_XE_OBSERVATION_OP_ADD_CONFIG. A
* particular config can be specified when opening an OA stream using
* @DRM_XE_OA_PROPERTY_OA_METRIC_SET property.
*/
@@ -1645,8 +1646,9 @@ struct drm_xe_oa_config {
/**
* struct drm_xe_oa_stream_status - OA stream status returned from
- * @DRM_XE_PERF_IOCTL_STATUS perf fd ioctl. Userspace can call the ioctl to
- * query stream status in response to EIO errno from perf fd read().
+ * @DRM_XE_OBSERVATION_IOCTL_STATUS observation stream fd ioctl. Userspace can
+ * call the ioctl to query stream status in response to EIO errno from
+ * observation fd read().
*/
struct drm_xe_oa_stream_status {
/** @extensions: Pointer to the first extension struct, if any */
@@ -1665,7 +1667,7 @@ struct drm_xe_oa_stream_status {
/**
* struct drm_xe_oa_stream_info - OA stream info returned from
- * @DRM_XE_PERF_IOCTL_INFO perf fd ioctl
+ * @DRM_XE_OBSERVATION_IOCTL_INFO observation stream fd ioctl
*/
struct drm_xe_oa_stream_info {
/** @extensions: Pointer to the first extension struct, if any */
generated by cgit v1.2.3-70-g09d2 (git 2.47.1) at 2025-01-13 06:16:08 +0000