From f0c62b643823f91f91ce5bcb3c7fa39bee9eebae Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Jos=C3=A9=20Roberto=20de=20Souza?= <jose.souza@intel.com>
Date: Fri, 10 May 2024 10:24:50 -0700
Subject: [PATCH] intel/perf: Implement function that returns OA format for Xe
 KMD
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Reviewed-by: Lionel Landwerlin <lionel.g.landwerlin@intel.com>
Signed-off-by: José Roberto de Souza <jose.souza@intel.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/29312>
---
 src/intel/perf/intel_perf.c    |  3 +++
 src/intel/perf/intel_perf.h    |  2 +-
 src/intel/perf/meson.build     |  2 ++
 src/intel/perf/xe/intel_perf.c | 29 +++++++++++++++++++++++++++++
 src/intel/perf/xe/intel_perf.h | 12 ++++++++++++
 5 files changed, 47 insertions(+), 1 deletion(-)
 create mode 100644 src/intel/perf/xe/intel_perf.c
 create mode 100644 src/intel/perf/xe/intel_perf.h

diff --git a/src/intel/perf/intel_perf.c b/src/intel/perf/intel_perf.c
index 6007de5fe42..d14cb24eaef 100644
--- a/src/intel/perf/intel_perf.c
+++ b/src/intel/perf/intel_perf.c
@@ -42,6 +42,7 @@
 #include "dev/intel_device_info.h"
 
 #include "perf/i915/intel_perf.h"
+#include "perf/xe/intel_perf.h"
 #include "perf/intel_perf.h"
 #include "perf/intel_perf_common.h"
 #include "perf/intel_perf_regs.h"
@@ -1489,6 +1490,8 @@ intel_perf_get_oa_format(struct intel_perf_config *perf_cfg)
    switch (perf_cfg->devinfo->kmd_type) {
    case INTEL_KMD_TYPE_I915:
       return i915_perf_get_oa_format(perf_cfg);
+   case INTEL_KMD_TYPE_XE:
+      return xe_perf_get_oa_format(perf_cfg);
    default:
       unreachable("missing");
       return 0;
diff --git a/src/intel/perf/intel_perf.h b/src/intel/perf/intel_perf.h
index dc5bd7c8996..b0d36416617 100644
--- a/src/intel/perf/intel_perf.h
+++ b/src/intel/perf/intel_perf.h
@@ -254,7 +254,7 @@ struct intel_perf_query_info {
 
    /* OA specific */
    uint64_t oa_metrics_set_id;
-   uint64_t oa_format;
+   uint64_t oa_format;/* KMD value */
 
    /* For indexing into the accumulator[] ... */
    int gpu_time_offset;
diff --git a/src/intel/perf/meson.build b/src/intel/perf/meson.build
index a589509b047..c1f9bef487e 100644
--- a/src/intel/perf/meson.build
+++ b/src/intel/perf/meson.build
@@ -20,6 +20,8 @@ endforeach
 intel_perf_sources = [
   'i915/intel_perf.c',
   'i915/intel_perf.h',
+  'xe/intel_perf.c',
+  'xe/intel_perf.h',
   'intel_perf_common.c',
   'intel_perf_common.h',
   'intel_perf.c',
diff --git a/src/intel/perf/xe/intel_perf.c b/src/intel/perf/xe/intel_perf.c
new file mode 100644
index 00000000000..9536460a10e
--- /dev/null
+++ b/src/intel/perf/xe/intel_perf.c
@@ -0,0 +1,29 @@
+/*
+ * Copyright 2024 Intel Corporation
+ * SPDX-License-Identifier: MIT
+ */
+
+#include "perf/xe/intel_perf.h"
+
+#include <sys/stat.h>
+
+#include "perf/intel_perf.h"
+
+#include "drm-uapi/xe_drm.h"
+
+#define FIELD_PREP_ULL(_mask, _val) (((_val) << (ffsll(_mask) - 1)) & (_mask))
+
+uint64_t xe_perf_get_oa_format(struct intel_perf_config *perf)
+{
+   uint64_t fmt = FIELD_PREP_ULL(DRM_XE_OA_FORMAT_MASK_FMT_TYPE, DRM_XE_OA_FMT_TYPE_OAG);
+
+   /* same as I915_OA_FORMAT_A24u40_A14u32_B8_C8 and
+    * I915_OA_FORMAT_A32u40_A4u32_B8_C8 returned for gfx 125+ and gfx 120
+    * respectively.
+    */
+   fmt |= FIELD_PREP_ULL(DRM_XE_OA_FORMAT_MASK_COUNTER_SEL, 5);
+   fmt |= FIELD_PREP_ULL(DRM_XE_OA_FORMAT_MASK_COUNTER_SIZE, 0);
+   fmt |= FIELD_PREP_ULL(DRM_XE_OA_FORMAT_MASK_BC_REPORT, 0);
+
+   return fmt;
+}
diff --git a/src/intel/perf/xe/intel_perf.h b/src/intel/perf/xe/intel_perf.h
new file mode 100644
index 00000000000..4fa99bdcb1d
--- /dev/null
+++ b/src/intel/perf/xe/intel_perf.h
@@ -0,0 +1,12 @@
+/*
+ * Copyright 2024 Intel Corporation
+ * SPDX-License-Identifier: MIT
+ */
+
+#pragma once
+
+#include <stdint.h>
+
+struct intel_perf_config;
+
+uint64_t xe_perf_get_oa_format(struct intel_perf_config *perf);