isl: Add struct isl_device

The struct is incomplete (it contains only the gen). And it's nowhere
used yet.

It will be used later for surface layout calculations.

3 files changed, 48 insertions, 0 deletions

diff --git a/src/vulkan/Makefile.am b/src/vulkan/Makefile.am
index 9f8c5e34063..6e4de53b2d0 100644
--- a/src/vulkan/Makefile.am
+++ b/src/vulkan/Makefile.am
@@ -84,6 +84,7 @@ VULKAN_SOURCES =                                        \
 	gen7_state.c					\
 	gen7_cmd_buffer.c				\
 	gen7_pipeline.c                                 \
+	isl.c                                           \
 	isl_format_layout.c
 
 BUILT_SOURCES =                                         \
diff --git a/src/vulkan/isl.c b/src/vulkan/isl.c
new file mode 100644
index 00000000000..b4de5653677
--- /dev/null
+++ b/src/vulkan/isl.c
@@ -0,0 +1,33 @@
+/*
+ * Copyright 2015 Intel Corporation
+ *
+ *  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, sublicense,
+ *  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 NONINFRINGEMENT.  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.
+ */
+
+#include <assert.h>
+
+#include "isl.h"
+
+void
+isl_device_init(struct isl_device *dev, uint8_t gen10x)
+{
+   assert(gen10x % 5 == 0);
+   dev->gen = gen10x;
+}
diff --git a/src/vulkan/isl.h b/src/vulkan/isl.h
index b170c215b35..7680fa9ef9a 100644
--- a/src/vulkan/isl.h
+++ b/src/vulkan/isl.h
@@ -28,6 +28,7 @@
 
 #pragma once
 
+#include <stdbool.h>
 #include <stdint.h>
 
 #ifdef __cplusplus
@@ -305,6 +306,16 @@ enum isl_txc {
    ISL_TXC_ETC2,
 };
 
+struct isl_device {
+   /**
+    * @brief Hardware generation, 10x.
+    *
+    * For example, gen is 70 for Ivybridge and Baytrail; gen is 75 for
+    * Haswell.
+    */
+   uint8_t gen;
+};
+
 struct isl_channel_layout {
    enum isl_base_type type;
    uint8_t bits; /**< Size in bits */
@@ -333,6 +344,9 @@ struct isl_format_layout {
    enum isl_txc txc;
 };
 
+void
+isl_device_init(struct isl_device *dev, uint8_t gen10x);
+
 extern const struct isl_format_layout isl_format_layouts[];
 
 #ifdef __cplusplus