v3dv: add a concept of a command list

Just barebones for now, will expand as necessary as we start emitting
actual commands into command lists.

Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/6766>

src/broadcom/vulkan/meson.build

@@ -53,6 +53,7 @@ v3dv_extensions_h = custom_target(
 
 libv3dv_files = files(
   'v3dv_bo.c',
+  'v3dv_cl.c',
   'v3dv_cmd_buffer.c',
   'v3dv_debug.c',
   'v3dv_debug.h',

src/broadcom/vulkan/v3dv_cl.c

@@ -0,0 +1,54 @@
+/*
+ * Copyright © 2019 Raspberry Pi
+ *
+ * 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 "v3dv_private.h"
+
+void
+v3dv_cl_init(struct v3dv_cmd_buffer *cmd_buffer, struct v3dv_cl *cl)
+{
+   cl->base = NULL;
+   cl->next = cl->base;
+   cl->bo = NULL;
+   cl->size = 0;
+   cl->cmd_buffer = cmd_buffer;
+}
+
+void
+v3dv_cl_reset(struct v3dv_cl *cl)
+{
+   /* FIXME: consider keeping the BO when the command buffer is reset with
+    * flag VK_COMMAND_BUFFER_RESET_RELEASE_RESOURCES_BIT.
+    */
+   v3dv_cl_destroy(cl);
+   v3dv_cl_init(cl->cmd_buffer, cl);
+}
+
+void
+v3dv_cl_destroy(struct v3dv_cl *cl)
+{
+   assert(cl);
+   if (cl->bo) {
+      assert(cl->cmd_buffer && cl->cmd_buffer->device);
+      v3dv_bo_free(cl->cmd_buffer->device, cl->bo);
+   }
+}

src/broadcom/vulkan/v3dv_cl.h

@@ -0,0 +1,49 @@
+/*
+ * Copyright © 2019 Raspberry Pi
+ *
+ * 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.
+ */
+
+#ifndef V3DV_CL_H
+#define V3DV_CL_H
+
+struct v3dv_bo;
+struct v3dv_cmd_buffer;
+struct v3dv_cl;
+
+/**
+ * Undefined structure, used for typechecking that you're passing the pointers
+ * to these functions correctly.
+ */
+struct v3dv_cl_out;
+
+struct v3dv_cl {
+   void *base;
+   struct v3dv_cmd_buffer *cmd_buffer;
+   struct v3dv_cl_out *next;
+   struct v3dv_bo *bo;
+   uint32_t size;
+};
+
+void v3dv_cl_init(struct v3dv_cmd_buffer *cmd_buffer, struct v3dv_cl *cl);
+void v3dv_cl_reset(struct v3dv_cl *cl);
+void v3dv_cl_destroy(struct v3dv_cl *cl);
+
+#endif /* V3DV_CL_H */

src/broadcom/vulkan/v3dv_private.h

@@ -55,6 +55,16 @@
 #include "v3dv_extensions.h"
 #include "v3dv_bo.h"
 
+/* FIXME: hooks for the packet definition functions. */
+static inline void
+pack_emit_reloc(void *cl, const void *reloc) {}
+
+#define __gen_user_data char
+#define __gen_address_type char
+#define __gen_emit_reloc pack_emit_reloc
+#define __gen_address_offset(reloc) (0)
+#include "v3dv_cl.h"
+
 #include "vk_alloc.h"
 #include "simulator/v3d_simulator.h"
 
@@ -74,15 +84,6 @@
 #define v3dv_assert(x)
 #endif
 
-/* FIXME: hooks for the packet definition functions. */
-static inline void
-pack_emit_reloc(void *cl, const void *reloc) {}
-
-#define __gen_user_data char
-#define __gen_address_type char
-#define __gen_emit_reloc pack_emit_reloc
-#define __gen_address_offset(reloc) (0)
-
 struct v3dv_instance;
 
 #ifdef USE_V3D_SIMULATOR