[PATCH 5/7] drm/xe/oa: Move functions up so they can be reused for config ioctl
Ashutosh Dixit
ashutosh.dixit at intel.com
Fri Aug 30 22:16:16 UTC 2024
No code changes, only code movement so that functions used during stream
open can be reused for the stream reconfiguration
ioctl (DRM_XE_OBSERVATION_IOCTL_CONFIG).
Reviewed-by: Jonathan Cavitt <jonathan.cavitt at intel.com>
Signed-off-by: Ashutosh Dixit <ashutosh.dixit at intel.com>
---
drivers/gpu/drm/xe/xe_oa.c | 458 ++++++++++++++++++-------------------
1 file changed, 229 insertions(+), 229 deletions(-)
diff --git a/drivers/gpu/drm/xe/xe_oa.c b/drivers/gpu/drm/xe/xe_oa.c
index 56f95fd431bf9..f733a68d07b7f 100644
--- a/drivers/gpu/drm/xe/xe_oa.c
+++ b/drivers/gpu/drm/xe/xe_oa.c
@@ -1131,6 +1131,235 @@ static int xe_oa_enable_metric_set(struct xe_oa_stream *stream)
return xe_oa_emit_oa_config(stream, stream->oa_config);
}
+static int decode_oa_format(struct xe_oa *oa, u64 fmt, enum xe_oa_format_name *name)
+{
+ u32 counter_size = FIELD_GET(DRM_XE_OA_FORMAT_MASK_COUNTER_SIZE, fmt);
+ u32 counter_sel = FIELD_GET(DRM_XE_OA_FORMAT_MASK_COUNTER_SEL, fmt);
+ u32 bc_report = FIELD_GET(DRM_XE_OA_FORMAT_MASK_BC_REPORT, fmt);
+ u32 type = FIELD_GET(DRM_XE_OA_FORMAT_MASK_FMT_TYPE, fmt);
+ int idx;
+
+ for_each_set_bit(idx, oa->format_mask, __XE_OA_FORMAT_MAX) {
+ const struct xe_oa_format *f = &oa->oa_formats[idx];
+
+ if (counter_size == f->counter_size && bc_report == f->bc_report &&
+ type == f->type && counter_sel == f->counter_select) {
+ *name = idx;
+ return 0;
+ }
+ }
+
+ return -EINVAL;
+}
+
+static int xe_oa_set_prop_oa_unit_id(struct xe_oa *oa, u64 value,
+ struct xe_oa_open_param *param)
+{
+ if (value >= oa->oa_unit_ids) {
+ drm_dbg(&oa->xe->drm, "OA unit ID out of range %lld\n", value);
+ return -EINVAL;
+ }
+ param->oa_unit_id = value;
+ return 0;
+}
+
+static int xe_oa_set_prop_sample_oa(struct xe_oa *oa, u64 value,
+ struct xe_oa_open_param *param)
+{
+ param->sample = value;
+ return 0;
+}
+
+static int xe_oa_set_prop_metric_set(struct xe_oa *oa, u64 value,
+ struct xe_oa_open_param *param)
+{
+ param->metric_set = value;
+ return 0;
+}
+
+static int xe_oa_set_prop_oa_format(struct xe_oa *oa, u64 value,
+ struct xe_oa_open_param *param)
+{
+ int ret = decode_oa_format(oa, value, ¶m->oa_format);
+
+ if (ret) {
+ drm_dbg(&oa->xe->drm, "Unsupported OA report format %#llx\n", value);
+ return ret;
+ }
+ return 0;
+}
+
+static int xe_oa_set_prop_oa_exponent(struct xe_oa *oa, u64 value,
+ struct xe_oa_open_param *param)
+{
+#define OA_EXPONENT_MAX 31
+
+ if (value > OA_EXPONENT_MAX) {
+ drm_dbg(&oa->xe->drm, "OA timer exponent too high (> %u)\n", OA_EXPONENT_MAX);
+ return -EINVAL;
+ }
+ param->period_exponent = value;
+ return 0;
+}
+
+static int xe_oa_set_prop_disabled(struct xe_oa *oa, u64 value,
+ struct xe_oa_open_param *param)
+{
+ param->disabled = value;
+ return 0;
+}
+
+static int xe_oa_set_prop_exec_queue_id(struct xe_oa *oa, u64 value,
+ struct xe_oa_open_param *param)
+{
+ param->exec_queue_id = value;
+ return 0;
+}
+
+static int xe_oa_set_prop_engine_instance(struct xe_oa *oa, u64 value,
+ struct xe_oa_open_param *param)
+{
+ param->engine_instance = value;
+ return 0;
+}
+
+static int xe_oa_set_no_preempt(struct xe_oa *oa, u64 value,
+ struct xe_oa_open_param *param)
+{
+ param->no_preempt = value;
+ return 0;
+}
+
+static int xe_oa_set_prop_num_syncs(struct xe_oa *oa, u64 value,
+ struct xe_oa_open_param *param)
+{
+ param->num_syncs = value;
+ return 0;
+}
+
+static int xe_oa_set_prop_syncs_user(struct xe_oa *oa, u64 value,
+ struct xe_oa_open_param *param)
+{
+ param->syncs_user = u64_to_user_ptr(value);
+ return 0;
+}
+
+typedef int (*xe_oa_set_property_fn)(struct xe_oa *oa, u64 value,
+ struct xe_oa_open_param *param);
+static const xe_oa_set_property_fn xe_oa_set_property_funcs[] = {
+ [DRM_XE_OA_PROPERTY_OA_UNIT_ID] = xe_oa_set_prop_oa_unit_id,
+ [DRM_XE_OA_PROPERTY_SAMPLE_OA] = xe_oa_set_prop_sample_oa,
+ [DRM_XE_OA_PROPERTY_OA_METRIC_SET] = xe_oa_set_prop_metric_set,
+ [DRM_XE_OA_PROPERTY_OA_FORMAT] = xe_oa_set_prop_oa_format,
+ [DRM_XE_OA_PROPERTY_OA_PERIOD_EXPONENT] = xe_oa_set_prop_oa_exponent,
+ [DRM_XE_OA_PROPERTY_OA_DISABLED] = xe_oa_set_prop_disabled,
+ [DRM_XE_OA_PROPERTY_EXEC_QUEUE_ID] = xe_oa_set_prop_exec_queue_id,
+ [DRM_XE_OA_PROPERTY_OA_ENGINE_INSTANCE] = xe_oa_set_prop_engine_instance,
+ [DRM_XE_OA_PROPERTY_NO_PREEMPT] = xe_oa_set_no_preempt,
+ [DRM_XE_OA_PROPERTY_NUM_SYNCS] = xe_oa_set_prop_num_syncs,
+ [DRM_XE_OA_PROPERTY_SYNCS] = xe_oa_set_prop_syncs_user,
+};
+
+static int xe_oa_user_ext_set_property(struct xe_oa *oa, u64 extension,
+ struct xe_oa_open_param *param)
+{
+ u64 __user *address = u64_to_user_ptr(extension);
+ struct drm_xe_ext_set_property ext;
+ int err;
+ u32 idx;
+
+ err = __copy_from_user(&ext, address, sizeof(ext));
+ if (XE_IOCTL_DBG(oa->xe, err))
+ return -EFAULT;
+
+ if (XE_IOCTL_DBG(oa->xe, ext.property >= ARRAY_SIZE(xe_oa_set_property_funcs)) ||
+ XE_IOCTL_DBG(oa->xe, ext.pad))
+ return -EINVAL;
+
+ idx = array_index_nospec(ext.property, ARRAY_SIZE(xe_oa_set_property_funcs));
+ return xe_oa_set_property_funcs[idx](oa, ext.value, param);
+}
+
+typedef int (*xe_oa_user_extension_fn)(struct xe_oa *oa, u64 extension,
+ struct xe_oa_open_param *param);
+static const xe_oa_user_extension_fn xe_oa_user_extension_funcs[] = {
+ [DRM_XE_OA_EXTENSION_SET_PROPERTY] = xe_oa_user_ext_set_property,
+};
+
+#define MAX_USER_EXTENSIONS 16
+static int xe_oa_user_extensions(struct xe_oa *oa, u64 extension, int ext_number,
+ struct xe_oa_open_param *param)
+{
+ u64 __user *address = u64_to_user_ptr(extension);
+ struct drm_xe_user_extension ext;
+ int err;
+ u32 idx;
+
+ if (XE_IOCTL_DBG(oa->xe, ext_number >= MAX_USER_EXTENSIONS))
+ return -E2BIG;
+
+ err = __copy_from_user(&ext, address, sizeof(ext));
+ if (XE_IOCTL_DBG(oa->xe, err))
+ return -EFAULT;
+
+ if (XE_IOCTL_DBG(oa->xe, ext.pad) ||
+ XE_IOCTL_DBG(oa->xe, ext.name >= ARRAY_SIZE(xe_oa_user_extension_funcs)))
+ return -EINVAL;
+
+ idx = array_index_nospec(ext.name, ARRAY_SIZE(xe_oa_user_extension_funcs));
+ err = xe_oa_user_extension_funcs[idx](oa, extension, param);
+ if (XE_IOCTL_DBG(oa->xe, err))
+ return err;
+
+ if (ext.next_extension)
+ return xe_oa_user_extensions(oa, ext.next_extension, ++ext_number, param);
+
+ return 0;
+}
+
+static int xe_oa_parse_syncs(struct xe_oa *oa, struct xe_oa_open_param *param)
+{
+ int ret, num_syncs, num_ufence = 0;
+
+ if (param->num_syncs && !param->syncs_user) {
+ drm_dbg(&oa->xe->drm, "num_syncs specified without sync array\n");
+ ret = -EINVAL;
+ goto exit;
+ }
+
+ if (param->num_syncs) {
+ param->syncs = kcalloc(param->num_syncs, sizeof(*param->syncs), GFP_KERNEL);
+ if (!param->syncs) {
+ ret = -ENOMEM;
+ goto exit;
+ }
+ }
+
+ for (num_syncs = 0; num_syncs < param->num_syncs; num_syncs++) {
+ ret = xe_sync_entry_parse(oa->xe, param->xef, ¶m->syncs[num_syncs],
+ ¶m->syncs_user[num_syncs], 0);
+ if (ret)
+ goto err_syncs;
+
+ if (xe_sync_is_ufence(¶m->syncs[num_syncs]))
+ num_ufence++;
+ }
+
+ if (XE_IOCTL_DBG(oa->xe, num_ufence > 1)) {
+ ret = -EINVAL;
+ goto err_syncs;
+ }
+
+ return 0;
+
+err_syncs:
+ while (num_syncs--)
+ xe_sync_entry_cleanup(¶m->syncs[num_syncs]);
+ kfree(param->syncs);
+exit:
+ return ret;
+}
+
static void xe_oa_stream_enable(struct xe_oa_stream *stream)
{
stream->pollin = false;
@@ -1704,27 +1933,6 @@ static bool engine_supports_oa_format(const struct xe_hw_engine *hwe, int type)
}
}
-static int decode_oa_format(struct xe_oa *oa, u64 fmt, enum xe_oa_format_name *name)
-{
- u32 counter_size = FIELD_GET(DRM_XE_OA_FORMAT_MASK_COUNTER_SIZE, fmt);
- u32 counter_sel = FIELD_GET(DRM_XE_OA_FORMAT_MASK_COUNTER_SEL, fmt);
- u32 bc_report = FIELD_GET(DRM_XE_OA_FORMAT_MASK_BC_REPORT, fmt);
- u32 type = FIELD_GET(DRM_XE_OA_FORMAT_MASK_FMT_TYPE, fmt);
- int idx;
-
- for_each_set_bit(idx, oa->format_mask, __XE_OA_FORMAT_MAX) {
- const struct xe_oa_format *f = &oa->oa_formats[idx];
-
- if (counter_size == f->counter_size && bc_report == f->bc_report &&
- type == f->type && counter_sel == f->counter_select) {
- *name = idx;
- return 0;
- }
- }
-
- return -EINVAL;
-}
-
/**
* xe_oa_unit_id - Return OA unit ID for a hardware engine
* @hwe: @xe_hw_engine
@@ -1771,214 +1979,6 @@ static int xe_oa_assign_hwe(struct xe_oa *oa, struct xe_oa_open_param *param)
return ret;
}
-static int xe_oa_set_prop_oa_unit_id(struct xe_oa *oa, u64 value,
- struct xe_oa_open_param *param)
-{
- if (value >= oa->oa_unit_ids) {
- drm_dbg(&oa->xe->drm, "OA unit ID out of range %lld\n", value);
- return -EINVAL;
- }
- param->oa_unit_id = value;
- return 0;
-}
-
-static int xe_oa_set_prop_sample_oa(struct xe_oa *oa, u64 value,
- struct xe_oa_open_param *param)
-{
- param->sample = value;
- return 0;
-}
-
-static int xe_oa_set_prop_metric_set(struct xe_oa *oa, u64 value,
- struct xe_oa_open_param *param)
-{
- param->metric_set = value;
- return 0;
-}
-
-static int xe_oa_set_prop_oa_format(struct xe_oa *oa, u64 value,
- struct xe_oa_open_param *param)
-{
- int ret = decode_oa_format(oa, value, ¶m->oa_format);
-
- if (ret) {
- drm_dbg(&oa->xe->drm, "Unsupported OA report format %#llx\n", value);
- return ret;
- }
- return 0;
-}
-
-static int xe_oa_set_prop_oa_exponent(struct xe_oa *oa, u64 value,
- struct xe_oa_open_param *param)
-{
-#define OA_EXPONENT_MAX 31
-
- if (value > OA_EXPONENT_MAX) {
- drm_dbg(&oa->xe->drm, "OA timer exponent too high (> %u)\n", OA_EXPONENT_MAX);
- return -EINVAL;
- }
- param->period_exponent = value;
- return 0;
-}
-
-static int xe_oa_set_prop_disabled(struct xe_oa *oa, u64 value,
- struct xe_oa_open_param *param)
-{
- param->disabled = value;
- return 0;
-}
-
-static int xe_oa_set_prop_exec_queue_id(struct xe_oa *oa, u64 value,
- struct xe_oa_open_param *param)
-{
- param->exec_queue_id = value;
- return 0;
-}
-
-static int xe_oa_set_prop_engine_instance(struct xe_oa *oa, u64 value,
- struct xe_oa_open_param *param)
-{
- param->engine_instance = value;
- return 0;
-}
-
-static int xe_oa_set_no_preempt(struct xe_oa *oa, u64 value,
- struct xe_oa_open_param *param)
-{
- param->no_preempt = value;
- return 0;
-}
-
-static int xe_oa_set_prop_num_syncs(struct xe_oa *oa, u64 value,
- struct xe_oa_open_param *param)
-{
- param->num_syncs = value;
- return 0;
-}
-
-static int xe_oa_set_prop_syncs_user(struct xe_oa *oa, u64 value,
- struct xe_oa_open_param *param)
-{
- param->syncs_user = u64_to_user_ptr(value);
- return 0;
-}
-
-typedef int (*xe_oa_set_property_fn)(struct xe_oa *oa, u64 value,
- struct xe_oa_open_param *param);
-static const xe_oa_set_property_fn xe_oa_set_property_funcs[] = {
- [DRM_XE_OA_PROPERTY_OA_UNIT_ID] = xe_oa_set_prop_oa_unit_id,
- [DRM_XE_OA_PROPERTY_SAMPLE_OA] = xe_oa_set_prop_sample_oa,
- [DRM_XE_OA_PROPERTY_OA_METRIC_SET] = xe_oa_set_prop_metric_set,
- [DRM_XE_OA_PROPERTY_OA_FORMAT] = xe_oa_set_prop_oa_format,
- [DRM_XE_OA_PROPERTY_OA_PERIOD_EXPONENT] = xe_oa_set_prop_oa_exponent,
- [DRM_XE_OA_PROPERTY_OA_DISABLED] = xe_oa_set_prop_disabled,
- [DRM_XE_OA_PROPERTY_EXEC_QUEUE_ID] = xe_oa_set_prop_exec_queue_id,
- [DRM_XE_OA_PROPERTY_OA_ENGINE_INSTANCE] = xe_oa_set_prop_engine_instance,
- [DRM_XE_OA_PROPERTY_NO_PREEMPT] = xe_oa_set_no_preempt,
- [DRM_XE_OA_PROPERTY_NUM_SYNCS] = xe_oa_set_prop_num_syncs,
- [DRM_XE_OA_PROPERTY_SYNCS] = xe_oa_set_prop_syncs_user,
-};
-
-static int xe_oa_user_ext_set_property(struct xe_oa *oa, u64 extension,
- struct xe_oa_open_param *param)
-{
- u64 __user *address = u64_to_user_ptr(extension);
- struct drm_xe_ext_set_property ext;
- int err;
- u32 idx;
-
- err = __copy_from_user(&ext, address, sizeof(ext));
- if (XE_IOCTL_DBG(oa->xe, err))
- return -EFAULT;
-
- if (XE_IOCTL_DBG(oa->xe, ext.property >= ARRAY_SIZE(xe_oa_set_property_funcs)) ||
- XE_IOCTL_DBG(oa->xe, ext.pad))
- return -EINVAL;
-
- idx = array_index_nospec(ext.property, ARRAY_SIZE(xe_oa_set_property_funcs));
- return xe_oa_set_property_funcs[idx](oa, ext.value, param);
-}
-
-typedef int (*xe_oa_user_extension_fn)(struct xe_oa *oa, u64 extension,
- struct xe_oa_open_param *param);
-static const xe_oa_user_extension_fn xe_oa_user_extension_funcs[] = {
- [DRM_XE_OA_EXTENSION_SET_PROPERTY] = xe_oa_user_ext_set_property,
-};
-
-#define MAX_USER_EXTENSIONS 16
-static int xe_oa_user_extensions(struct xe_oa *oa, u64 extension, int ext_number,
- struct xe_oa_open_param *param)
-{
- u64 __user *address = u64_to_user_ptr(extension);
- struct drm_xe_user_extension ext;
- int err;
- u32 idx;
-
- if (XE_IOCTL_DBG(oa->xe, ext_number >= MAX_USER_EXTENSIONS))
- return -E2BIG;
-
- err = __copy_from_user(&ext, address, sizeof(ext));
- if (XE_IOCTL_DBG(oa->xe, err))
- return -EFAULT;
-
- if (XE_IOCTL_DBG(oa->xe, ext.pad) ||
- XE_IOCTL_DBG(oa->xe, ext.name >= ARRAY_SIZE(xe_oa_user_extension_funcs)))
- return -EINVAL;
-
- idx = array_index_nospec(ext.name, ARRAY_SIZE(xe_oa_user_extension_funcs));
- err = xe_oa_user_extension_funcs[idx](oa, extension, param);
- if (XE_IOCTL_DBG(oa->xe, err))
- return err;
-
- if (ext.next_extension)
- return xe_oa_user_extensions(oa, ext.next_extension, ++ext_number, param);
-
- return 0;
-}
-
-static int xe_oa_parse_syncs(struct xe_oa *oa, struct xe_oa_open_param *param)
-{
- int ret, num_syncs, num_ufence = 0;
-
- if (param->num_syncs && !param->syncs_user) {
- drm_dbg(&oa->xe->drm, "num_syncs specified without sync array\n");
- ret = -EINVAL;
- goto exit;
- }
-
- if (param->num_syncs) {
- param->syncs = kcalloc(param->num_syncs, sizeof(*param->syncs), GFP_KERNEL);
- if (!param->syncs) {
- ret = -ENOMEM;
- goto exit;
- }
- }
-
- for (num_syncs = 0; num_syncs < param->num_syncs; num_syncs++) {
- ret = xe_sync_entry_parse(oa->xe, param->xef, ¶m->syncs[num_syncs],
- ¶m->syncs_user[num_syncs], 0);
- if (ret)
- goto err_syncs;
-
- if (xe_sync_is_ufence(¶m->syncs[num_syncs]))
- num_ufence++;
- }
-
- if (XE_IOCTL_DBG(oa->xe, num_ufence > 1)) {
- ret = -EINVAL;
- goto err_syncs;
- }
-
- return 0;
-
-err_syncs:
- while (num_syncs--)
- xe_sync_entry_cleanup(¶m->syncs[num_syncs]);
- kfree(param->syncs);
-exit:
- return ret;
-}
-
/**
* xe_oa_stream_open_ioctl - Opens an OA stream
* @dev: @drm_device
--
2.41.0
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