Imported Upstream version 17.05

[deb_dpdk.git] / drivers / bus / fslmc / fslmc_vfio.h

diff --git a/drivers/bus/fslmc/fslmc_vfio.h b/drivers/bus/fslmc/fslmc_vfio.h
new file mode 100644 (file)
index 0000000..53dd0b7
--- /dev/null
+++ b/drivers/bus/fslmc/fslmc_vfio.h
@@ -0,0 +1,82 @@
+/*-
+ *   BSD LICENSE
+ *
+ *   Copyright (c) 2015-2016 Freescale Semiconductor, Inc. All rights reserved.
+ *   Copyright (c) 2016 NXP. 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 Freescale Semiconductor, Inc nor the names of its
+ *       contributors may be used to endorse or promote products derived
+ *       from this software without specific prior written permission.
+ *
+ *   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
+ *   OWNER 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 _FSLMC_VFIO_H_
+#define _FSLMC_VFIO_H_
+
+#include "eal_vfio.h"
+
+#define DPAA2_VENDOR_ID                0x1957
+#define DPAA2_MC_DPNI_DEVID    7
+#define DPAA2_MC_DPSECI_DEVID  3
+
+#define VFIO_MAX_GRP 1
+
+typedef struct fslmc_vfio_device {
+       int fd; /* fslmc root container device ?? */
+       int index; /*index of child object */
+       struct fslmc_vfio_device *child; /* Child object */
+} fslmc_vfio_device;
+
+typedef struct fslmc_vfio_group {
+       int fd; /* /dev/vfio/"groupid" */
+       int groupid;
+       struct fslmc_vfio_container *container;
+       int object_index;
+       struct fslmc_vfio_device *vfio_device;
+} fslmc_vfio_group;
+
+typedef struct fslmc_vfio_container {
+       int fd; /* /dev/vfio/vfio */
+       int used;
+       int index; /* index in group list */
+       struct fslmc_vfio_group *group_list[VFIO_MAX_GRP];
+} fslmc_vfio_container;
+
+int vfio_dmamap_mem_region(
+       uint64_t vaddr,
+       uint64_t iova,
+       uint64_t size);
+
+int fslmc_vfio_setup_group(void);
+int fslmc_vfio_process_group(void);
+int rte_fslmc_vfio_dmamap(void);
+
+/* create dpio device */
+int dpaa2_create_dpio_device(struct fslmc_vfio_device *vdev,
+                            struct vfio_device_info *obj_info,
+                            int object_id);
+
+int dpaa2_create_dpbp_device(int dpbp_id);
+
+#endif /* _FSLMC_VFIO_H_ */