etnaviv: gallium driver for Vivante GPUs

This driver supports a wide range of Vivante IP cores like GC880,
GC1000, GC2000 and GC3000.

Changes from V1 -> V2:
 - added missing files to actually integrate the driver into build system.
 - adapted driver to new renderonly API

Signed-off-by: Christian Gmeiner <[email protected]>
Signed-off-by: Lucas Stach <[email protected]>
Signed-off-by: Philipp Zabel <[email protected]>
Signed-off-by: Rob Herring <[email protected]>
Signed-off-by: Russell King <[email protected]>
Signed-off-by: Wladimir J. van der Laan <[email protected]>
Acked-by: Emil Velikov <[email protected]>

1 files changed, 75 insertions, 0 deletions

diff --git a/src/gallium/drivers/etnaviv/etnaviv_texture.h b/src/gallium/drivers/etnaviv/etnaviv_texture.h
new file mode 100644
index 00000000000..a7a67fc246e
--- /dev/null
+++ b/src/gallium/drivers/etnaviv/etnaviv_texture.h
@@ -0,0 +1,75 @@
+/*
+ * Copyright (c) 2012-2015 Etnaviv Project
+ *
+ * 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_TEXTURE
+#define H_ETNAVIV_TEXTURE
+
+#include <etnaviv_drmif.h>
+
+#include "pipe/p_context.h"
+#include "pipe/p_state.h"
+
+#include "hw/state_3d.xml.h"
+
+struct etna_sampler_state {
+   struct pipe_sampler_state base;
+
+   /* sampler offset +4*sampler, interleave when committing state */
+   uint32_t TE_SAMPLER_CONFIG0;
+   uint32_t TE_SAMPLER_CONFIG1;
+   uint32_t TE_SAMPLER_LOD_CONFIG;
+   unsigned min_lod, max_lod;
+};
+
+static inline struct etna_sampler_state *
+etna_sampler_state(struct pipe_sampler_state *samp)
+{
+   return (struct etna_sampler_state *)samp;
+}
+
+struct etna_sampler_view {
+   struct pipe_sampler_view base;
+
+   /* sampler offset +4*sampler, interleave when committing state */
+   uint32_t TE_SAMPLER_CONFIG0;
+   uint32_t TE_SAMPLER_CONFIG0_MASK;
+   uint32_t TE_SAMPLER_CONFIG1;
+   uint32_t TE_SAMPLER_SIZE;
+   uint32_t TE_SAMPLER_LOG_SIZE;
+   struct etna_reloc TE_SAMPLER_LOD_ADDR[VIVS_TE_SAMPLER_LOD_ADDR__LEN];
+   unsigned min_lod, max_lod; /* 5.5 fixp */
+};
+
+static inline struct etna_sampler_view *
+etna_sampler_view(struct pipe_sampler_view *view)
+{
+   return (struct etna_sampler_view *)view;
+}
+
+void
+etna_texture_init(struct pipe_context *pctx);
+
+#endif