New upstream version 17.11-rc3

[deb_dpdk.git] / drivers / bus / dpaa / include / fsl_usd.h

diff --git a/drivers/bus/dpaa/include/fsl_usd.h b/drivers/bus/dpaa/include/fsl_usd.h
new file mode 100644 (file)
index 0000000..a3243af
--- /dev/null
+++ b/drivers/bus/dpaa/include/fsl_usd.h
@@ -0,0 +1,107 @@
+/*-
+ * This file is provided under a dual BSD/GPLv2 license. When using or
+ * redistributing this file, you may do so under either license.
+ *
+ *   BSD LICENSE
+ *
+ * Copyright 2010-2011 Freescale Semiconductor, Inc.
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are met:
+ * * Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ * * Redistributions in binary form must reproduce the above copyright
+ * notice, this list of conditions and the following disclaimer in the
+ * documentation and/or other materials provided with the distribution.
+ * * Neither the name of the above-listed copyright holders nor the
+ * names of any contributors may be used to endorse or promote products
+ * derived from this software without specific prior written permission.
+ *
+ *   GPL LICENSE SUMMARY
+ *
+ * ALTERNATIVELY, this software may be distributed under the terms of the
+ * GNU General Public License ("GPL") as published by the Free Software
+ * Foundation, either version 2 of that License or (at your option) any
+ * later version.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+ * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDERS OR CONTRIBUTORS BE
+ * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+ * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+ * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+ * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+ * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+ * POSSIBILITY OF SUCH DAMAGE.
+ */
+
+#ifndef __FSL_USD_H
+#define __FSL_USD_H
+
+#include <compat.h>
+#include <fsl_qman.h>
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+/* Thread-entry/exit hooks; */
+int qman_thread_init(void);
+int bman_thread_init(void);
+int qman_thread_finish(void);
+int bman_thread_finish(void);
+
+#define QBMAN_ANY_PORTAL_IDX 0xffffffff
+
+/* Obtain and free raw (unitialized) portals */
+
+struct dpaa_raw_portal {
+       /* inputs */
+
+       /* set to non zero to turn on stashing */
+       uint8_t enable_stash;
+       /* Stashing attributes for the portal */
+       uint32_t cpu;
+       uint32_t cache;
+       uint32_t window;
+
+       /* Specifies the stash request queue this portal should use */
+       uint8_t sdest;
+
+       /* Specifes a specific portal index to map or QBMAN_ANY_PORTAL_IDX
+        * for don't care.  The portal index will be populated by the
+        * driver when the ioctl() successfully completes.
+        */
+       uint32_t index;
+
+       /* outputs */
+       uint64_t cinh;
+       uint64_t cena;
+};
+
+int qman_allocate_raw_portal(struct dpaa_raw_portal *portal);
+int qman_free_raw_portal(struct dpaa_raw_portal *portal);
+
+int bman_allocate_raw_portal(struct dpaa_raw_portal *portal);
+int bman_free_raw_portal(struct dpaa_raw_portal *portal);
+
+/* Post-process interrupts. NB, the kernel IRQ handler disables the interrupt
+ * line before notifying us, and this post-processing re-enables it once
+ * processing is complete. As such, it is essential to call this before going
+ * into another blocking read/select/poll.
+ */
+void qman_thread_irq(void);
+void bman_thread_irq(void);
+
+/* Global setup */
+int qman_global_init(void);
+int bman_global_init(void);
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif /* __FSL_USD_H */