freedreno: support either kgsl or msm

Split out common code and backend.  Current backend is for 'kgsl'
android driver, but a new backend will provide support for the
upstream msm drm/kms driver.

Signed-off-by: Rob Clark <robclark@freedesktop.org>

1 files changed, 61 insertions, 0 deletions

diff --git a/freedreno/kgsl/kgsl_device.c b/freedreno/kgsl/kgsl_device.c
new file mode 100644
index 00000000..fb6d6d2d
--- /dev/null
+++ b/freedreno/kgsl/kgsl_device.c
@@ -0,0 +1,61 @@
+/* -*- mode: C; c-file-style: "k&r"; tab-width 4; indent-tabs-mode: t; -*- */
+
+/*
+ * Copyright (C) 2013 Rob Clark <robclark@freedesktop.org>
+ *
+ * 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.
+ *
+ * Authors:
+ *    Rob Clark <robclark@freedesktop.org>
+ */
+
+#include <sys/types.h>
+#include <sys/stat.h>
+#include <unistd.h>
+
+#include "kgsl_priv.h"
+
+static void kgsl_device_destroy(struct fd_device *dev)
+{
+	struct kgsl_device *kgsl_dev = to_kgsl_device(dev);
+	free(kgsl_dev);
+}
+
+static struct fd_device_funcs funcs = {
+		.bo_new_handle = kgsl_bo_new_handle,
+		.bo_from_handle = kgsl_bo_from_handle,
+		.pipe_new = kgsl_pipe_new,
+		.destroy = kgsl_device_destroy,
+};
+
+struct fd_device * kgsl_device_new(int fd)
+{
+	struct kgsl_device *kgsl_dev;
+	struct fd_device *dev;
+
+	kgsl_dev = calloc(1, sizeof(*kgsl_dev));
+	if (!kgsl_dev)
+		return NULL;
+
+	dev = &kgsl_dev->base;
+	dev->funcs = &funcs;
+
+	return dev;
+}