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-rw-r--r--nouveau/nouveau_notifier.h63
1 files changed, 63 insertions, 0 deletions
diff --git a/nouveau/nouveau_notifier.h b/nouveau/nouveau_notifier.h
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+/*
+ * Copyright 2007 Nouveau 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 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 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 __NOUVEAU_NOTIFIER_H__
+#define __NOUVEAU_NOTIFIER_H__
+
+#define NV_NOTIFIER_SIZE 32
+#define NV_NOTIFY_TIME_0 0x00000000
+#define NV_NOTIFY_TIME_1 0x00000004
+#define NV_NOTIFY_RETURN_VALUE 0x00000008
+#define NV_NOTIFY_STATE 0x0000000C
+#define NV_NOTIFY_STATE_STATUS_MASK 0xFF000000
+#define NV_NOTIFY_STATE_STATUS_SHIFT 24
+#define NV_NOTIFY_STATE_STATUS_COMPLETED 0x00
+#define NV_NOTIFY_STATE_STATUS_IN_PROCESS 0x01
+#define NV_NOTIFY_STATE_ERROR_CODE_MASK 0x0000FFFF
+#define NV_NOTIFY_STATE_ERROR_CODE_SHIFT 0
+
+struct nouveau_notifier {
+ struct nouveau_channel *channel;
+ uint32_t handle;
+};
+
+int
+nouveau_notifier_alloc(struct nouveau_channel *, uint32_t handle, int count,
+ struct nouveau_notifier **);
+
+void
+nouveau_notifier_free(struct nouveau_notifier **);
+
+void
+nouveau_notifier_reset(struct nouveau_notifier *, int id);
+
+uint32_t
+nouveau_notifier_status(struct nouveau_notifier *, int id);
+
+uint32_t
+nouveau_notifier_return_val(struct nouveau_notifier *, int id);
+
+int
+nouveau_notifier_wait_status(struct nouveau_notifier *, int id, uint32_t status,
+ double timeout);
+
+#endif