freedreno: add support for msm drm

This adds support for the "msm" backend, using the upstream msm drm/kms
driver.

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

1 files changed, 95 insertions, 0 deletions

diff --git a/freedreno/msm/msm_priv.h b/freedreno/msm/msm_priv.h
new file mode 100644
index 00000000..4c5623a9
--- /dev/null
+++ b/freedreno/msm/msm_priv.h
@@ -0,0 +1,95 @@
+/* -*- 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>
+ */
+
+#ifndef MSM_PRIV_H_
+#define MSM_PRIV_H_
+
+#include "freedreno_priv.h"
+
+#ifndef __user
+#  define __user
+#endif
+
+#include "msm_drm.h"
+
+struct msm_device {
+	struct fd_device base;
+};
+
+static inline struct msm_device * to_msm_device(struct fd_device *x)
+{
+	return (struct msm_device *)x;
+}
+
+struct fd_device * msm_device_new(int fd);
+
+struct msm_pipe {
+	struct fd_pipe base;
+	uint32_t pipe;
+	uint32_t gpu_id;
+	uint32_t gmem;
+};
+
+static inline struct msm_pipe * to_msm_pipe(struct fd_pipe *x)
+{
+	return (struct msm_pipe *)x;
+}
+
+struct fd_pipe * msm_pipe_new(struct fd_device *dev, enum fd_pipe_id id);
+
+struct fd_ringbuffer * msm_ringbuffer_new(struct fd_pipe *pipe,
+		uint32_t size);
+
+struct msm_bo {
+	struct fd_bo base;
+	uint64_t offset;
+	uint64_t presumed;
+	uint32_t indexp1[FD_PIPE_MAX]; /* index plus 1 */
+	struct list_head list[FD_PIPE_MAX];
+};
+
+static inline struct msm_bo * to_msm_bo(struct fd_bo *x)
+{
+	return (struct msm_bo *)x;
+}
+
+int msm_bo_new_handle(struct fd_device *dev,
+		uint32_t size, uint32_t flags, uint32_t *handle);
+struct fd_bo * msm_bo_from_handle(struct fd_device *dev,
+		uint32_t size, uint32_t handle);
+
+static inline void get_abs_timeout(struct drm_msm_timespec *tv, uint32_t ms)
+{
+	struct timespec t;
+	uint32_t s = ms / 1000;
+	clock_gettime(CLOCK_MONOTONIC, &t);
+	tv->tv_sec = t.tv_sec + s;
+	tv->tv_nsec = t.tv_nsec + ((ms - (s * 1000)) * 1000000);
+}
+
+#endif /* MSM_PRIV_H_ */