Mesa (master): virgl: Add copy_transfer3d definitions

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Module: Mesa
Branch: master
Commit: 199d95f29ed0177bab77c7d348a88e26cd4d23c0
URL:    http://cgit.freedesktop.org/mesa/mesa/commit/?id=199d95f29ed0177bab77c7d348a88e26cd4d23c0

Author: Alexandros Frantzis <alexandros.frantzis at collabora.com>
Date:   Tue May 14 12:38:24 2019 +0300

virgl: Add copy_transfer3d definitions

Introduce definitions for the copy_transfer3d protocol command and virgl
capability. This command transfers data to the host by copying through
another resource, and will be used in upcoming commits to avoid waiting
when transferring data for busy resources.

Signed-off-by: Alexandros Frantzis <alexandros.frantzis at collabora.com>
Reviewed-by: Chia-I Wu <olvaffe at gmail.com>

---

 src/gallium/drivers/virgl/virgl_hw.h       | 1 +
 src/gallium/drivers/virgl/virgl_protocol.h | 8 ++++++++
 2 files changed, 9 insertions(+)

diff --git a/src/gallium/drivers/virgl/virgl_hw.h b/src/gallium/drivers/virgl/virgl_hw.h
index 50ccafcb0d6..a0a29c1881d 100644
--- a/src/gallium/drivers/virgl/virgl_hw.h
+++ b/src/gallium/drivers/virgl/virgl_hw.h
@@ -242,6 +242,7 @@ enum virgl_formats {
 #define VIRGL_CAP_INDIRECT_PARAMS      (1 << 22)
 #define VIRGL_CAP_TRANSFORM_FEEDBACK3  (1 << 23)
 #define VIRGL_CAP_INDIRECT_INPUT_ADDR  (1 << 25)
+#define VIRGL_CAP_COPY_TRANSFER        (1 << 26)
 #define VIRGL_CAP_CLIP_HALFZ           (1 << 27)
 
 
diff --git a/src/gallium/drivers/virgl/virgl_protocol.h b/src/gallium/drivers/virgl/virgl_protocol.h
index c55a8cc2057..8a6cdbca06c 100644
--- a/src/gallium/drivers/virgl/virgl_protocol.h
+++ b/src/gallium/drivers/virgl/virgl_protocol.h
@@ -96,6 +96,7 @@ enum virgl_context_cmd {
    VIRGL_CCMD_GET_QUERY_RESULT_QBO,
    VIRGL_CCMD_TRANSFER3D,
    VIRGL_CCMD_END_TRANSFERS,
+   VIRGL_CCMD_COPY_TRANSFER3D,
 };
 
 /*
@@ -577,4 +578,11 @@ enum virgl_context_cmd {
 #define VIRGL_TRANSFER3D_DATA_OFFSET 12
 #define VIRGL_TRANSFER3D_DIRECTION 13
 
+/* Copy transfer */
+#define VIRGL_COPY_TRANSFER3D_SIZE 14
+/* The first 11 dwords are the same as VIRGL_RESOURCE_IW_*  */
+#define VIRGL_COPY_TRANSFER3D_SRC_RES_HANDLE 12
+#define VIRGL_COPY_TRANSFER3D_SRC_RES_OFFSET 13
+#define VIRGL_COPY_TRANSFER3D_SYNCHRONIZED 14
+
 #endif