etnaviv: Add libdrm code as of 922d92994267743266024ecceb734ce0ebbca808

Signed-off-by: Guido Günther <[email protected]>
Reviewed-by: Christian Gmeiner <[email protected]>

1 files changed, 79 insertions, 0 deletions

diff --git a/src/etnaviv/drm/etnaviv_pipe.c b/src/etnaviv/drm/etnaviv_pipe.c
new file mode 100644
index 00000000000..4120a36fed5
--- /dev/null
+++ b/src/etnaviv/drm/etnaviv_pipe.c
@@ -0,0 +1,79 @@
+/*
+ * Copyright (C) 2014-2015 Etnaviv Project
+ *
+ * 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:
+ *    Christian Gmeiner <[email protected]>
+ */
+
+#include "etnaviv_priv.h"
+
+drm_public int etna_pipe_wait(struct etna_pipe *pipe, uint32_t timestamp, uint32_t ms)
+{
+	return etna_pipe_wait_ns(pipe, timestamp, ms * 1000000);
+}
+
+drm_public int etna_pipe_wait_ns(struct etna_pipe *pipe, uint32_t timestamp, uint64_t ns)
+{
+	struct etna_device *dev = pipe->gpu->dev;
+	int ret;
+
+	struct drm_etnaviv_wait_fence req = {
+		.pipe = pipe->gpu->core,
+		.fence = timestamp,
+	};
+
+	if (ns == 0)
+		req.flags |= ETNA_WAIT_NONBLOCK;
+
+	get_abs_timeout(&req.timeout, ns);
+
+	ret = drmCommandWrite(dev->fd, DRM_ETNAVIV_WAIT_FENCE, &req, sizeof(req));
+	if (ret) {
+		ERROR_MSG("wait-fence failed! %d (%s)", ret, strerror(errno));
+		return ret;
+	}
+
+	return 0;
+}
+
+drm_public void etna_pipe_del(struct etna_pipe *pipe)
+{
+	free(pipe);
+}
+
+drm_public struct etna_pipe *etna_pipe_new(struct etna_gpu *gpu, enum etna_pipe_id id)
+{
+	struct etna_pipe *pipe;
+
+	pipe = calloc(1, sizeof(*pipe));
+	if (!pipe) {
+		ERROR_MSG("allocation failed");
+		goto fail;
+	}
+
+	pipe->id = id;
+	pipe->gpu = gpu;
+
+	return pipe;
+fail:
+	return NULL;
+}