[PATCH libdrm 1/1] i915 perf framework changes for supporting DAPC

[Sagar Arun Kamble]

Cc: Lionel Landwerlin <lionel.g.landwerlin at intel.com>
Signed-off-by: Sourab Gupta <sourab.gupta at intel.com>
Signed-off-by: Sagar Arun Kamble <sagar.a.kamble at intel.com>
---
 include/drm/i915_drm.h | 87 ++++++++++++++++++++++++++++++++++++++++++++++----
 1 file changed, 80 insertions(+), 7 deletions(-)

diff --git a/include/drm/i915_drm.h b/include/drm/i915_drm.h
index 5ebe046..d70f75f 100644
--- a/include/drm/i915_drm.h
+++ b/include/drm/i915_drm.h
@@ -897,6 +897,11 @@ struct drm_i915_gem_execbuffer2 {
 #define i915_execbuffer2_get_context_id(eb2) \
 	((eb2).rsvd1 & I915_EXEC_CONTEXT_ID_MASK)
 
+/* upper 32 bits of rsvd1 field contain tag */
+#define I915_EXEC_TAG_MASK		(0xffffffff00000000UL)
+#define i915_execbuffer2_get_tag(eb2) \
+	((eb2).rsvd1 & I915_EXEC_TAG_MASK >> 32)
+
 struct drm_i915_gem_pin {
 	/** Handle of the buffer to be pinned. */
 	__u32 handle;
@@ -1293,17 +1298,34 @@ struct drm_i915_gem_context_param {
 };
 
 enum drm_i915_oa_format {
-	I915_OA_FORMAT_A13 = 1,
-	I915_OA_FORMAT_A29,
-	I915_OA_FORMAT_A13_B8_C8,
-	I915_OA_FORMAT_B4_C8,
-	I915_OA_FORMAT_A45_B8_C8,
-	I915_OA_FORMAT_B4_C8_A16,
-	I915_OA_FORMAT_C4_B8,
+	I915_OA_FORMAT_A13 = 1,	    /* HSW only */
+	I915_OA_FORMAT_A29,	    /* HSW only */
+	I915_OA_FORMAT_A13_B8_C8,   /* HSW only */
+	I915_OA_FORMAT_B4_C8,	    /* HSW only */
+	I915_OA_FORMAT_A45_B8_C8,   /* HSW only */
+	I915_OA_FORMAT_B4_C8_A16,   /* HSW only */
+	I915_OA_FORMAT_C4_B8,	    /* HSW+ */
+
+	/* Gen8+ */
+	I915_OA_FORMAT_A12,
+	I915_OA_FORMAT_A12_B8_C8,
+	I915_OA_FORMAT_A32u40_A4u32_B8_C8,
 
 	I915_OA_FORMAT_MAX	    /* non-ABI */
 };
 
+enum drm_i915_perf_sample_oa_source {
+	I915_PERF_SAMPLE_OA_SOURCE_OABUFFER,
+	I915_PERF_SAMPLE_OA_SOURCE_RCS,
+	I915_PERF_SAMPLE_OA_SOURCE_MAX	/* non-ABI */
+};
+
+#define I915_PERF_MMIO_NUM_MAX	8
+struct drm_i915_perf_mmio_list {
+	__u32 num_mmio;
+	__u32 mmio_list[I915_PERF_MMIO_NUM_MAX];
+};
+
 enum drm_i915_perf_property_id {
 	/**
 	 * Open the stream for a specific context handle (as used with
@@ -1338,6 +1360,51 @@ enum drm_i915_perf_property_id {
 	 */
 	DRM_I915_PERF_PROP_OA_EXPONENT,
 
+	/**
+	 * The value of this property set to 1 requests inclusion of sample
+	 * source field to be given to userspace. The sample source field
+	 * specifies the origin of OA report.
+	 */
+	DRM_I915_PERF_PROP_SAMPLE_OA_SOURCE,
+
+	/**
+	 * The value of this property specifies the GPU engine for which
+	 * the samples need to be collected. Specifying this property also
+	 * implies the command stream based sample collection.
+	 */
+	DRM_I915_PERF_PROP_ENGINE,
+
+	/**
+	 * The value of this property set to 1 requests inclusion of context ID
+	 * in the perf sample data.
+	 */
+	DRM_I915_PERF_PROP_SAMPLE_CTX_ID,
+
+	/**
+	 * The value of this property set to 1 requests inclusion of pid in the
+	 * perf sample data.
+	 */
+	DRM_I915_PERF_PROP_SAMPLE_PID,
+
+	/**
+	 * The value of this property set to 1 requests inclusion of tag in the
+	 * perf sample data.
+	 */
+	DRM_I915_PERF_PROP_SAMPLE_TAG,
+
+	/**
+	 * The value of this property set to 1 requests inclusion of timestamp
+	 * in the perf sample data.
+	 */
+	DRM_I915_PERF_PROP_SAMPLE_TS,
+
+	/**
+	 * This property requests inclusion of mmio register values in the perf
+	 * sample data. The value of this property specifies the address of user
+	 * struct having the register addresses.
+	 */
+	DRM_I915_PERF_PROP_SAMPLE_MMIO,
+
 	DRM_I915_PERF_PROP_MAX /* non-ABI */
 };
 
@@ -1403,6 +1470,12 @@ enum drm_i915_perf_record_type {
 	 * struct {
 	 *     struct drm_i915_perf_record_header header;
 	 *
+	 *     { u64 source; } && DRM_I915_PERF_PROP_SAMPLE_OA_SOURCE
+	 *     { u64 ctx_id; } && DRM_I915_PERF_PROP_SAMPLE_CTX_ID
+	 *     { u64 pid; } && DRM_I915_PERF_PROP_SAMPLE_PID
+	 *     { u64 tag; } && DRM_I915_PERF_PROP_SAMPLE_TAG
+	 *     { u64 timestamp; } && DRM_I915_PERF_PROP_SAMPLE_TS
+	 *     { u32 mmio[]; } && DRM_I915_PERF_PROP_SAMPLE_MMIO
 	 *     { u32 oa_report[]; } && DRM_I915_PERF_PROP_SAMPLE_OA
 	 * };
 	 */
-- 
1.9.1