etnaviv: GC7000: BLT engine blitting support

Add an implemenation of key clear_blit functions using the BLT engine
that replaced the RS on GC7000.

Also set level->size correctly for imported resources. This is important
for the BLT resolve-in-place path to work for them.

Signed-off-by: Wladimir J. van der Laan <[email protected]>
Reviewed-by: Christian Gmeiner <[email protected]>

1 files changed, 100 insertions, 0 deletions

diff --git a/src/gallium/drivers/etnaviv/etnaviv_blt.h b/src/gallium/drivers/etnaviv/etnaviv_blt.h
new file mode 100644
index 00000000000..6f1a3c419d2
--- /dev/null
+++ b/src/gallium/drivers/etnaviv/etnaviv_blt.h
@@ -0,0 +1,100 @@
+/*
+ * Copyright (c) 2017 Etnaviv Project
+ * Copyright (C) 2017 Zodiac Inflight Innovations
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sub license,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice (including the
+ * next paragraph) shall be included in all copies or substantial portions
+ * of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL
+ * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
+ * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
+ * DEALINGS IN THE SOFTWARE.
+ *
+ * Authors:
+ *    Wladimir J. van der Laan <[email protected]>
+ */
+#ifndef H_ETNAVIV_BLT
+#define H_ETNAVIV_BLT
+
+#include "etnaviv_tiling.h"
+
+#include <stdbool.h>
+#include <etnaviv_drmif.h>
+
+struct pipe_context;
+
+/* src/dest info for image operations */
+struct blt_imginfo
+{
+   unsigned compressed:1;
+   unsigned use_ts:1;
+   struct etna_reloc addr;
+   struct etna_reloc ts_addr;
+   uint32_t format; /* BLT_FORMAT_* */
+   uint32_t stride;
+   uint32_t compress_fmt; /* COLOR_COMPRESSION_FORMAT_* */
+   enum etna_surface_layout tiling; /* ETNA_LAYOUT_* */
+   uint32_t ts_clear_value[2];
+   uint8_t swizzle[4]; /* TEXTURE_SWIZZLE_* */
+   uint8_t cache_mode; /* TS_CACHE_MODE_* */
+   uint8_t endian_mode; /* ENDIAN_MODE_* */
+   uint8_t bpp; /* # bytes per pixel 1/2/4/8 - only used for CLEAR_IMAGE */
+};
+
+/** (Partial) image clear operation.
+ */
+struct blt_clear_op
+{
+   struct blt_imginfo dest;
+   uint32_t clear_value[2];
+   uint32_t clear_bits[2]; /* bit mask of bits to clear */
+   uint16_t rect_x;
+   uint16_t rect_y;
+   uint16_t rect_w;
+   uint16_t rect_h;
+};
+
+/** Copy image operation.
+ */
+struct blt_imgcopy_op
+{
+   unsigned flip_y:1;
+   struct blt_imginfo src;
+   struct blt_imginfo dest;
+   uint16_t src_x;
+   uint16_t src_y;
+   uint16_t dest_x;
+   uint16_t dest_y;
+   uint16_t rect_w;
+   uint16_t rect_h;
+};
+
+/** Resolve-in-place operation.
+ * Fills unfilled tiles.
+ */
+struct blt_inplace_op
+{
+   struct etna_reloc addr;
+   struct etna_reloc ts_addr;
+   uint32_t ts_clear_value[2];
+   uint32_t num_tiles;
+   uint8_t cache_mode; /* TS_CACHE_MODE_* */
+   uint8_t bpp;
+};
+
+/* Context initialization for BLT clear_blit functions. */
+void
+etna_clear_blit_blt_init(struct pipe_context *pctx);
+
+#endif