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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-05-06 01:02:30 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-05-06 01:02:30 +0000
commit76cb841cb886eef6b3bee341a2266c76578724ad (patch)
treef5892e5ba6cc11949952a6ce4ecbe6d516d6ce58 /drivers/infiniband/hw/usnic/usnic_vnic.h
parentInitial commit. (diff)
downloadlinux-upstream.tar.xz
linux-upstream.zip
Adding upstream version 4.19.249.upstream/4.19.249upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'drivers/infiniband/hw/usnic/usnic_vnic.h')
-rw-r--r--drivers/infiniband/hw/usnic/usnic_vnic.h118
1 files changed, 118 insertions, 0 deletions
diff --git a/drivers/infiniband/hw/usnic/usnic_vnic.h b/drivers/infiniband/hw/usnic/usnic_vnic.h
new file mode 100644
index 000000000..a08423e47
--- /dev/null
+++ b/drivers/infiniband/hw/usnic/usnic_vnic.h
@@ -0,0 +1,118 @@
+/*
+ * Copyright (c) 2013, Cisco Systems, Inc. All rights reserved.
+ *
+ * This software is available to you under a choice of one of two
+ * licenses. You may choose to be licensed under the terms of the GNU
+ * General Public License (GPL) Version 2, available from the file
+ * COPYING in the main directory of this source tree, or the
+ * BSD license below:
+ *
+ * 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.
+ *
+ * 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_*/