Add the rt linux 4.1.3-rt3 as base
[kvmfornfv.git] / kernel / drivers / infiniband / hw / usnic / usnic_vnic.h
diff --git a/kernel/drivers/infiniband/hw/usnic/usnic_vnic.h b/kernel/drivers/infiniband/hw/usnic/usnic_vnic.h
new file mode 100644 (file)
index 0000000..14d931a
--- /dev/null
@@ -0,0 +1,103 @@
+/*
+ * Copyright (c) 2013, Cisco Systems, Inc. All rights reserved.
+ *
+ * This program is free software; you may redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; version 2 of the License.
+ *
+ * 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.
+ *
+ */
+
+#ifndef USNIC_VNIC_H_
+#define USNIC_VNIC_H_
+
+#include <linux/pci.h>
+
+#include "vnic_dev.h"
+
+/*                      =USNIC_VNIC_RES_TYPE= =VNIC_RES=   =DESC= */
+#define USNIC_VNIC_RES_TYPES \
+       DEFINE_USNIC_VNIC_RES_AT(EOL, RES_TYPE_EOL, "EOL", 0) \
+       DEFINE_USNIC_VNIC_RES(WQ, RES_TYPE_WQ, "WQ") \
+       DEFINE_USNIC_VNIC_RES(RQ, RES_TYPE_RQ, "RQ") \
+       DEFINE_USNIC_VNIC_RES(CQ, RES_TYPE_CQ, "CQ") \
+       DEFINE_USNIC_VNIC_RES(INTR, RES_TYPE_INTR_CTRL, "INT") \
+       DEFINE_USNIC_VNIC_RES(MAX, RES_TYPE_MAX, "MAX")\
+
+#define DEFINE_USNIC_VNIC_RES_AT(usnic_vnic_res_t, vnic_res_type, desc, val) \
+       USNIC_VNIC_RES_TYPE_##usnic_vnic_res_t = val,
+#define DEFINE_USNIC_VNIC_RES(usnic_vnic_res_t, vnic_res_type, desc) \
+       USNIC_VNIC_RES_TYPE_##usnic_vnic_res_t,
+enum usnic_vnic_res_type {
+       USNIC_VNIC_RES_TYPES
+};
+#undef DEFINE_USNIC_VNIC_RES
+#undef DEFINE_USNIC_VNIC_RES_AT
+
+struct usnic_vnic_res {
+       enum usnic_vnic_res_type        type;
+       unsigned int                    vnic_idx;
+       struct usnic_vnic               *vnic;
+       void __iomem                    *ctrl;
+       void                            *owner;
+};
+
+struct usnic_vnic_res_chunk {
+       enum usnic_vnic_res_type        type;
+       int                             cnt;
+       int                             free_cnt;
+       struct usnic_vnic_res           **res;
+       struct usnic_vnic               *vnic;
+};
+
+struct usnic_vnic_res_desc {
+       enum usnic_vnic_res_type        type;
+       uint16_t                        cnt;
+};
+
+struct usnic_vnic_res_spec {
+       struct usnic_vnic_res_desc resources[USNIC_VNIC_RES_TYPE_MAX];
+};
+
+const char *usnic_vnic_res_type_to_str(enum usnic_vnic_res_type res_type);
+const char *usnic_vnic_pci_name(struct usnic_vnic *vnic);
+int usnic_vnic_dump(struct usnic_vnic *vnic, char *buf, int buf_sz,
+                       void *hdr_obj,
+                       int (*printtitle)(void *, char*, int),
+                       int (*printcols)(char *, int),
+                       int (*printrow)(void *, char *, int));
+void usnic_vnic_res_spec_update(struct usnic_vnic_res_spec *spec,
+                               enum usnic_vnic_res_type trgt_type,
+                               u16 cnt);
+int usnic_vnic_res_spec_satisfied(const struct usnic_vnic_res_spec *min_spec,
+                                       struct usnic_vnic_res_spec *res_spec);
+int usnic_vnic_spec_dump(char *buf, int buf_sz,
+                               struct usnic_vnic_res_spec *res_spec);
+int usnic_vnic_check_room(struct usnic_vnic *vnic,
+                               struct usnic_vnic_res_spec *res_spec);
+int usnic_vnic_res_cnt(struct usnic_vnic *vnic,
+                               enum usnic_vnic_res_type type);
+int usnic_vnic_res_free_cnt(struct usnic_vnic *vnic,
+                               enum usnic_vnic_res_type type);
+struct usnic_vnic_res_chunk *
+usnic_vnic_get_resources(struct usnic_vnic *vnic,
+                               enum usnic_vnic_res_type type,
+                               int cnt,
+                               void *owner);
+void usnic_vnic_put_resources(struct usnic_vnic_res_chunk *chunk);
+struct pci_dev *usnic_vnic_get_pdev(struct usnic_vnic *vnic);
+struct vnic_dev_bar *usnic_vnic_get_bar(struct usnic_vnic *vnic,
+                               int bar_num);
+struct usnic_vnic *usnic_vnic_alloc(struct pci_dev *pdev);
+void usnic_vnic_free(struct usnic_vnic *vnic);
+u16 usnic_vnic_get_index(struct usnic_vnic *vnic);
+
+#endif /*!USNIC_VNIC_H_*/