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authorKishon Vijay Abraham I <kishon@ti.com>2017-03-27 15:14:59 +0530
committerBjorn Helgaas <bhelgaas@google.com>2017-04-11 14:18:36 -0500
commitd746799116103d857be203382b09035bbe225d03 (patch)
tree425b32254a747375dcb1716e75790882bb0020bc /include/linux/pci-ep-cfs.h
parentDocumentation: PCI: Guide to use PCI Endpoint Core Layer (diff)
downloadwireguard-linux-d746799116103d857be203382b09035bbe225d03.tar.xz
wireguard-linux-d746799116103d857be203382b09035bbe225d03.zip
PCI: endpoint: Introduce configfs entry for configuring EP functions
Introduce a new configfs entry to configure the EP function (like configuring the standard configuration header entries) and to bind the EP function with EP controller. Signed-off-by: Kishon Vijay Abraham I <kishon@ti.com> Signed-off-by: Bjorn Helgaas <bhelgaas@google.com>
Diffstat (limited to 'include/linux/pci-ep-cfs.h')
-rw-r--r--include/linux/pci-ep-cfs.h41
1 files changed, 41 insertions, 0 deletions
diff --git a/include/linux/pci-ep-cfs.h b/include/linux/pci-ep-cfs.h
new file mode 100644
index 000000000000..263b89ea5705
--- /dev/null
+++ b/include/linux/pci-ep-cfs.h
@@ -0,0 +1,41 @@
+/**
+ * PCI Endpoint ConfigFS header file
+ *
+ * Copyright (C) 2017 Texas Instruments
+ * Author: Kishon Vijay Abraham I <kishon@ti.com>
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 of
+ * the License as published by the Free Software Foundation.
+ */
+
+#ifndef __LINUX_PCI_EP_CFS_H
+#define __LINUX_PCI_EP_CFS_H
+
+#include <linux/configfs.h>
+
+#ifdef CONFIG_PCI_ENDPOINT_CONFIGFS
+struct config_group *pci_ep_cfs_add_epc_group(const char *name);
+void pci_ep_cfs_remove_epc_group(struct config_group *group);
+struct config_group *pci_ep_cfs_add_epf_group(const char *name);
+void pci_ep_cfs_remove_epf_group(struct config_group *group);
+#else
+static inline struct config_group *pci_ep_cfs_add_epc_group(const char *name)
+{
+ return 0;
+}
+
+static inline void pci_ep_cfs_remove_epc_group(struct config_group *group)
+{
+}
+
+static inline struct config_group *pci_ep_cfs_add_epf_group(const char *name)
+{
+ return 0;
+}
+
+static inline void pci_ep_cfs_remove_epf_group(struct config_group *group)
+{
+}
+#endif
+#endif /* __LINUX_PCI_EP_CFS_H */