VCS2 is a second engine for Video command streamers. Userspace can now on
choose the BSD ring in use for giving batch.
Signed-off-by: Rodrigo Vivi <rodrigo.vivi@xxxxxxxxx>
---
include/drm/i915_drm.h | 9 ++++++++-
1 file changed, 8 insertions(+), 1 deletion(-)
diff --git a/include/drm/i915_drm.h b/include/drm/i915_drm.h
index 9179500..1f53cfe 100644
--- a/include/drm/i915_drm.h
+++ b/include/drm/i915_drm.h
@@ -341,6 +341,7 @@ typedef struct drm_i915_irq_wait {
#define I915_PARAM_HAS_WT 27
#define I915_PARAM_CMD_PARSER_VERSION 28
#define I915_PARAM_HAS_COHERENT_PHYS_GTT 29
+#define I915_PARAM_HAS_BSD2 30
typedef struct drm_i915_getparam {
int param;
@@ -737,7 +738,13 @@ struct drm_i915_gem_execbuffer2 {
*/
#define I915_EXEC_HANDLE_LUT (1<<12)
-#define __I915_EXEC_UNKNOWN_FLAGS -(I915_EXEC_HANDLE_LUT<<1)
+/** Used for switching BSD rings on the platforms with two BSD rings */
+#define I915_EXEC_BSD_MASK (3<<13)
+#define I915_EXEC_BSD_DEFAULT (0<<13) /* default ping-pong mode */
+#define I915_EXEC_BSD_RING1 (1<<13)
+#define I915_EXEC_BSD_RING2 (2<<13)
+
+#define __I915_EXEC_UNKNOWN_FLAGS -(1<<15)
#define I915_EXEC_CONTEXT_ID_MASK (0xffffffff)
#define i915_execbuffer2_set_context_id(eb2, context) \
--
1.9.3
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