@@ -412,6 +412,25 @@ typedef struct drm_i915_irq_wait {
*/
#define I915_PARAM_HAS_EXEC_FENCE 44
+/* Query whether DRM_I915_GEM_EXECBUFFER2 supports the ability to capture
+ * user specified bufffers for post-mortem debugging of GPU hangs. See
+ * EXEC_OBJECT_CAPTURE.
+ */
+#define I915_PARAM_HAS_EXEC_CAPTURE 45
+
+#define I915_PARAM_SLICE_MASK 46
+
+/* Assuming it's uniform for each slice, this queries the mask of subslices
+ * per-slice for this system.
+ */
+#define I915_PARAM_SUBSLICE_MASK 47
+
+/*
+ * Query whether DRM_I915_GEM_EXECBUFFER2 supports supplying the batch buffer
+ * as the first execobject as opposed to the last. See I915_EXEC_BATCH_FIRST.
+ */
+#define I915_PARAM_HAS_EXEC_BATCH_FIRST 48
+
typedef struct drm_i915_getparam {
__s32 param;
/*
@@ -666,6 +685,8 @@ struct drm_i915_gem_relocation_entry {
#define I915_GEM_DOMAIN_VERTEX 0x00000020
/** GTT domain - aperture and scanout */
#define I915_GEM_DOMAIN_GTT 0x00000040
+/** WC domain - uncached access */
+#define I915_GEM_DOMAIN_WC 0x00000080
/** @} */
struct drm_i915_gem_exec_object {
@@ -773,8 +794,15 @@ struct drm_i915_gem_exec_object2 {
* I915_PARAM_HAS_EXEC_FENCE to order execbufs and execute them asynchronously.
*/
#define EXEC_OBJECT_ASYNC (1<<6)
+/* Request that the contents of this execobject be copied into the error
+ * state upon a GPU hang involving this batch for post-mortem debugging.
+ * These buffers are recorded in no particular order as "user" in
+ * /sys/class/drm/cardN/error. Query I915_PARAM_HAS_EXEC_CAPTURE to see
+ * if the kernel supports this flag.
+ */
+#define EXEC_OBJECT_CAPTURE (1<<7)
/* All remaining bits are MBZ and RESERVED FOR FUTURE USE */
-#define __EXEC_OBJECT_UNKNOWN_FLAGS -(EXEC_OBJECT_ASYNC<<1)
+#define __EXEC_OBJECT_UNKNOWN_FLAGS -(EXEC_OBJECT_CAPTURE<<1)
__u64 flags;
union {
@@ -889,7 +917,17 @@ struct drm_i915_gem_execbuffer2 {
*/
#define I915_EXEC_FENCE_OUT (1<<17)
-#define __I915_EXEC_UNKNOWN_FLAGS (-(I915_EXEC_FENCE_OUT<<1))
+/*
+ * Traditionally the execbuf ioctl has only considered the final element in
+ * the execobject[] to be the executable batch. Often though, the client
+ * will known the batch object prior to construction and being able to place
+ * it into the execobject[] array first can simplify the relocation tracking.
+ * Setting I915_EXEC_BATCH_FIRST tells execbuf to use element 0 of the
+ * execobject[] as the * batch instead (the default is to use the last
+ * element).
+ */
+#define I915_EXEC_BATCH_FIRST (1<<18)
+#define __I915_EXEC_UNKNOWN_FLAGS (-(I915_EXEC_BATCH_FIRST<<1))
#define I915_EXEC_CONTEXT_ID_MASK (0xffffffff)
#define i915_execbuffer2_set_context_id(eb2, context) \
@@ -1293,13 +1331,18 @@ 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 */
};