freedreno: move drm to common location

So that we can re-use at least parts of it for vulkan driver, and so
that we can move ir3 to a common location (which uses fd_bo to allocate
storage for shaders)

Signed-off-by: Rob Clark <[email protected]>

1 files changed, 126 insertions, 0 deletions

diff --git a/src/freedreno/drm/freedreno_drmif.h b/src/freedreno/drm/freedreno_drmif.h
new file mode 100644
index 00000000000..6468eac4a07
--- /dev/null
+++ b/src/freedreno/drm/freedreno_drmif.h
@@ -0,0 +1,126 @@
+/*
+ * Copyright (C) 2012-2018 Rob Clark <[email protected]>
+ *
+ * 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 <[email protected]>
+ */
+
+#ifndef FREEDRENO_DRMIF_H_
+#define FREEDRENO_DRMIF_H_
+
+#include <stdint.h>
+
+struct fd_bo;
+struct fd_pipe;
+struct fd_device;
+
+enum fd_pipe_id {
+	FD_PIPE_3D = 1,
+	FD_PIPE_2D = 2,
+	/* some devices have two 2d blocks.. not really sure how to
+	 * use that yet, so just ignoring the 2nd 2d pipe for now
+	 */
+	FD_PIPE_MAX
+};
+
+enum fd_param_id {
+	FD_DEVICE_ID,
+	FD_GMEM_SIZE,
+	FD_GPU_ID,
+	FD_CHIP_ID,
+	FD_MAX_FREQ,
+	FD_TIMESTAMP,
+	FD_NR_RINGS,      /* # of rings == # of distinct priority levels */
+};
+
+/* bo flags: */
+#define DRM_FREEDRENO_GEM_TYPE_SMI        0x00000001
+#define DRM_FREEDRENO_GEM_TYPE_KMEM       0x00000002
+#define DRM_FREEDRENO_GEM_TYPE_MEM_MASK   0x0000000f
+#define DRM_FREEDRENO_GEM_CACHE_NONE      0x00000000
+#define DRM_FREEDRENO_GEM_CACHE_WCOMBINE  0x00100000
+#define DRM_FREEDRENO_GEM_CACHE_WTHROUGH  0x00200000
+#define DRM_FREEDRENO_GEM_CACHE_WBACK     0x00400000
+#define DRM_FREEDRENO_GEM_CACHE_WBACKWA   0x00800000
+#define DRM_FREEDRENO_GEM_CACHE_MASK      0x00f00000
+#define DRM_FREEDRENO_GEM_GPUREADONLY     0x01000000
+
+/* bo access flags: (keep aligned to MSM_PREP_x) */
+#define DRM_FREEDRENO_PREP_READ           0x01
+#define DRM_FREEDRENO_PREP_WRITE          0x02
+#define DRM_FREEDRENO_PREP_NOSYNC         0x04
+
+/* device functions:
+ */
+
+struct fd_device * fd_device_new(int fd);
+struct fd_device * fd_device_new_dup(int fd);
+struct fd_device * fd_device_ref(struct fd_device *dev);
+void fd_device_del(struct fd_device *dev);
+int fd_device_fd(struct fd_device *dev);
+
+enum fd_version {
+	FD_VERSION_MADVISE = 1,            /* kernel supports madvise */
+	FD_VERSION_UNLIMITED_CMDS = 1,     /* submits w/ >4 cmd buffers (growable ringbuffer) */
+	FD_VERSION_FENCE_FD = 2,           /* submit command supports in/out fences */
+	FD_VERSION_SUBMIT_QUEUES = 3,      /* submit queues and multiple priority levels */
+	FD_VERSION_BO_IOVA = 3,            /* supports fd_bo_get/put_iova() */
+};
+enum fd_version fd_device_version(struct fd_device *dev);
+
+/* pipe functions:
+ */
+
+struct fd_pipe * fd_pipe_new(struct fd_device *dev, enum fd_pipe_id id);
+struct fd_pipe * fd_pipe_new2(struct fd_device *dev, enum fd_pipe_id id, uint32_t prio);
+struct fd_pipe * fd_pipe_ref(struct fd_pipe *pipe);
+void fd_pipe_del(struct fd_pipe *pipe);
+int fd_pipe_get_param(struct fd_pipe *pipe, enum fd_param_id param,
+		uint64_t *value);
+int fd_pipe_wait(struct fd_pipe *pipe, uint32_t timestamp);
+/* timeout in nanosec */
+int fd_pipe_wait_timeout(struct fd_pipe *pipe, uint32_t timestamp,
+		uint64_t timeout);
+
+
+/* buffer-object functions:
+ */
+
+struct fd_bo * fd_bo_new(struct fd_device *dev,
+		uint32_t size, uint32_t flags);
+struct fd_bo *fd_bo_from_handle(struct fd_device *dev,
+		uint32_t handle, uint32_t size);
+struct fd_bo * fd_bo_from_name(struct fd_device *dev, uint32_t name);
+struct fd_bo * fd_bo_from_dmabuf(struct fd_device *dev, int fd);
+uint64_t fd_bo_get_iova(struct fd_bo *bo);
+void fd_bo_put_iova(struct fd_bo *bo);
+struct fd_bo * fd_bo_ref(struct fd_bo *bo);
+void fd_bo_del(struct fd_bo *bo);
+int fd_bo_get_name(struct fd_bo *bo, uint32_t *name);
+uint32_t fd_bo_handle(struct fd_bo *bo);
+int fd_bo_dmabuf(struct fd_bo *bo);
+uint32_t fd_bo_size(struct fd_bo *bo);
+void * fd_bo_map(struct fd_bo *bo);
+int fd_bo_cpu_prep(struct fd_bo *bo, struct fd_pipe *pipe, uint32_t op);
+void fd_bo_cpu_fini(struct fd_bo *bo);
+
+#endif /* FREEDRENO_DRMIF_H_ */