/* * Copyright (c) 2004, 2005 Topspin Communications. All rights reserved. * Copyright (c) 2005 Mellanox Technologies Ltd. All rights reserved. * Copyright (c) 2005 Sun Microsystems, 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 * OpenIB.org 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. */ #include "core_priv.h" #include <linux/slab.h> #include <linux/stat.h> #include <linux/string.h> #include <linux/netdevice.h> #include <linux/ethtool.h> #include <rdma/ib_mad.h> #include <rdma/ib_pma.h> #include <rdma/ib_cache.h> #include <rdma/rdma_counter.h> #include <rdma/ib_sysfs.h> struct port_table_attribute { … }; struct gid_attr_group { … }; struct ib_port { … }; struct hw_stats_device_attribute { … }; struct hw_stats_port_attribute { … }; struct hw_stats_device_data { … }; struct hw_stats_port_data { … }; static ssize_t port_attr_show(struct kobject *kobj, struct attribute *attr, char *buf) { … } static ssize_t port_attr_store(struct kobject *kobj, struct attribute *attr, const char *buf, size_t count) { … } struct ib_device *ib_port_sysfs_get_ibdev_kobj(struct kobject *kobj, u32 *port_num) { … } EXPORT_SYMBOL(…); static const struct sysfs_ops port_sysfs_ops = …; static ssize_t hw_stat_device_show(struct device *dev, struct device_attribute *attr, char *buf) { … } static ssize_t hw_stat_device_store(struct device *dev, struct device_attribute *attr, const char *buf, size_t count) { … } static ssize_t hw_stat_port_show(struct ib_device *ibdev, u32 port_num, struct ib_port_attribute *attr, char *buf) { … } static ssize_t hw_stat_port_store(struct ib_device *ibdev, u32 port_num, struct ib_port_attribute *attr, const char *buf, size_t count) { … } static ssize_t gid_attr_show(struct kobject *kobj, struct attribute *attr, char *buf) { … } static const struct sysfs_ops gid_attr_sysfs_ops = …; static ssize_t state_show(struct ib_device *ibdev, u32 port_num, struct ib_port_attribute *unused, char *buf) { … } static ssize_t lid_show(struct ib_device *ibdev, u32 port_num, struct ib_port_attribute *unused, char *buf) { … } static ssize_t lid_mask_count_show(struct ib_device *ibdev, u32 port_num, struct ib_port_attribute *unused, char *buf) { … } static ssize_t sm_lid_show(struct ib_device *ibdev, u32 port_num, struct ib_port_attribute *unused, char *buf) { … } static ssize_t sm_sl_show(struct ib_device *ibdev, u32 port_num, struct ib_port_attribute *unused, char *buf) { … } static ssize_t cap_mask_show(struct ib_device *ibdev, u32 port_num, struct ib_port_attribute *unused, char *buf) { … } static ssize_t rate_show(struct ib_device *ibdev, u32 port_num, struct ib_port_attribute *unused, char *buf) { … } static const char *phys_state_to_str(enum ib_port_phys_state phys_state) { … } static ssize_t phys_state_show(struct ib_device *ibdev, u32 port_num, struct ib_port_attribute *unused, char *buf) { … } static ssize_t link_layer_show(struct ib_device *ibdev, u32 port_num, struct ib_port_attribute *unused, char *buf) { … } static IB_PORT_ATTR_RO(state); static IB_PORT_ATTR_RO(lid); static IB_PORT_ATTR_RO(lid_mask_count); static IB_PORT_ATTR_RO(sm_lid); static IB_PORT_ATTR_RO(sm_sl); static IB_PORT_ATTR_RO(cap_mask); static IB_PORT_ATTR_RO(rate); static IB_PORT_ATTR_RO(phys_state); static IB_PORT_ATTR_RO(link_layer); static struct attribute *port_default_attrs[] = …; ATTRIBUTE_GROUPS(…); static ssize_t print_ndev(const struct ib_gid_attr *gid_attr, char *buf) { … } static ssize_t print_gid_type(const struct ib_gid_attr *gid_attr, char *buf) { … } static ssize_t _show_port_gid_attr( struct ib_device *ibdev, u32 port_num, struct ib_port_attribute *attr, char *buf, ssize_t (*print)(const struct ib_gid_attr *gid_attr, char *buf)) { … } static ssize_t show_port_gid(struct ib_device *ibdev, u32 port_num, struct ib_port_attribute *attr, char *buf) { … } static ssize_t show_port_gid_attr_ndev(struct ib_device *ibdev, u32 port_num, struct ib_port_attribute *attr, char *buf) { … } static ssize_t show_port_gid_attr_gid_type(struct ib_device *ibdev, u32 port_num, struct ib_port_attribute *attr, char *buf) { … } static ssize_t show_port_pkey(struct ib_device *ibdev, u32 port_num, struct ib_port_attribute *attr, char *buf) { … } #define PORT_PMA_ATTR(_name, _counter, _width, _offset) … #define PORT_PMA_ATTR_EXT(_name, _width, _offset) … /* * Get a Perfmgmt MAD block of data. * Returns error code or the number of bytes retrieved. */ static int get_perf_mad(struct ib_device *dev, int port_num, __be16 attr, void *data, int offset, size_t size) { … } static ssize_t show_pma_counter(struct ib_device *ibdev, u32 port_num, struct ib_port_attribute *attr, char *buf) { … } static PORT_PMA_ATTR(symbol_error , 0, 16, 32); static PORT_PMA_ATTR(link_error_recovery , 1, 8, 48); static PORT_PMA_ATTR(link_downed , 2, 8, 56); static PORT_PMA_ATTR(port_rcv_errors , 3, 16, 64); static PORT_PMA_ATTR(port_rcv_remote_physical_errors, 4, 16, 80); static PORT_PMA_ATTR(port_rcv_switch_relay_errors , 5, 16, 96); static PORT_PMA_ATTR(port_xmit_discards , 6, 16, 112); static PORT_PMA_ATTR(port_xmit_constraint_errors , 7, 8, 128); static PORT_PMA_ATTR(port_rcv_constraint_errors , 8, 8, 136); static PORT_PMA_ATTR(local_link_integrity_errors , 9, 4, 152); static PORT_PMA_ATTR(excessive_buffer_overrun_errors, 10, 4, 156); static PORT_PMA_ATTR(VL15_dropped , 11, 16, 176); static PORT_PMA_ATTR(port_xmit_data , 12, 32, 192); static PORT_PMA_ATTR(port_rcv_data , 13, 32, 224); static PORT_PMA_ATTR(port_xmit_packets , 14, 32, 256); static PORT_PMA_ATTR(port_rcv_packets , 15, 32, 288); static PORT_PMA_ATTR(port_xmit_wait , 0, 32, 320); /* * Counters added by extended set */ static PORT_PMA_ATTR_EXT(port_xmit_data , 64, 64); static PORT_PMA_ATTR_EXT(port_rcv_data , 64, 128); static PORT_PMA_ATTR_EXT(port_xmit_packets , 64, 192); static PORT_PMA_ATTR_EXT(port_rcv_packets , 64, 256); static PORT_PMA_ATTR_EXT(unicast_xmit_packets , 64, 320); static PORT_PMA_ATTR_EXT(unicast_rcv_packets , 64, 384); static PORT_PMA_ATTR_EXT(multicast_xmit_packets , 64, 448); static PORT_PMA_ATTR_EXT(multicast_rcv_packets , 64, 512); static struct attribute *pma_attrs[] = …; static struct attribute *pma_attrs_ext[] = …; static struct attribute *pma_attrs_noietf[] = …; static const struct attribute_group pma_group = …; static const struct attribute_group pma_group_ext = …; static const struct attribute_group pma_group_noietf = …; static void ib_port_release(struct kobject *kobj) { … } static void ib_port_gid_attr_release(struct kobject *kobj) { … } static struct kobj_type port_type = …; static struct kobj_type gid_attr_type = …; /* * Figure out which counter table to use depending on * the device capabilities. */ static const struct attribute_group *get_counter_table(struct ib_device *dev, int port_num) { … } static int update_hw_stats(struct ib_device *dev, struct rdma_hw_stats *stats, u32 port_num, int index) { … } static int print_hw_stat(struct ib_device *dev, int port_num, struct rdma_hw_stats *stats, int index, char *buf) { … } static ssize_t show_hw_stats(struct ib_device *ibdev, struct rdma_hw_stats *stats, unsigned int index, unsigned int port_num, char *buf) { … } static ssize_t show_stats_lifespan(struct ib_device *ibdev, struct rdma_hw_stats *stats, unsigned int index, unsigned int port_num, char *buf) { … } static ssize_t set_stats_lifespan(struct ib_device *ibdev, struct rdma_hw_stats *stats, unsigned int index, unsigned int port_num, const char *buf, size_t count) { … } static struct hw_stats_device_data * alloc_hw_stats_device(struct ib_device *ibdev) { … } void ib_device_release_hw_stats(struct hw_stats_device_data *data) { … } int ib_setup_device_attrs(struct ib_device *ibdev) { … } static struct hw_stats_port_data * alloc_hw_stats_port(struct ib_port *port, struct attribute_group *group) { … } static int setup_hw_port_stats(struct ib_port *port, struct attribute_group *group) { … } struct rdma_hw_stats *ib_get_hw_stats_port(struct ib_device *ibdev, u32 port_num) { … } static int alloc_port_table_group(const char *name, struct attribute_group *group, struct port_table_attribute *attrs, size_t num, ssize_t (*show)(struct ib_device *ibdev, u32 port_num, struct ib_port_attribute *, char *buf)) { … } /* * Create the sysfs: * ibp0s9/ports/XX/gid_attrs/{ndevs,types}/YYY * YYY is the gid table index in decimal */ static int setup_gid_attrs(struct ib_port *port, const struct ib_port_attr *attr) { … } static void destroy_gid_attrs(struct ib_port *port) { … } /* * Create the sysfs: * ibp0s9/ports/XX/{gids,pkeys,counters}/YYY */ static struct ib_port *setup_port(struct ib_core_device *coredev, int port_num, const struct ib_port_attr *attr) { … } static void destroy_port(struct ib_core_device *coredev, struct ib_port *port) { … } static const char *node_type_string(int node_type) { … } static ssize_t node_type_show(struct device *device, struct device_attribute *attr, char *buf) { … } static DEVICE_ATTR_RO(node_type); static ssize_t sys_image_guid_show(struct device *device, struct device_attribute *dev_attr, char *buf) { … } static DEVICE_ATTR_RO(sys_image_guid); static ssize_t node_guid_show(struct device *device, struct device_attribute *attr, char *buf) { … } static DEVICE_ATTR_RO(node_guid); static ssize_t node_desc_show(struct device *device, struct device_attribute *attr, char *buf) { … } static ssize_t node_desc_store(struct device *device, struct device_attribute *attr, const char *buf, size_t count) { … } static DEVICE_ATTR_RW(node_desc); static ssize_t fw_ver_show(struct device *device, struct device_attribute *attr, char *buf) { … } static DEVICE_ATTR_RO(fw_ver); static struct attribute *ib_dev_attrs[] = …; const struct attribute_group ib_dev_attr_group = …; void ib_free_port_attrs(struct ib_core_device *coredev) { … } int ib_setup_port_attrs(struct ib_core_device *coredev) { … } /** * ib_port_register_client_groups - Add an ib_client's attributes to the port * * @ibdev: IB device to add counters * @port_num: valid port number * @groups: Group list of attributes * * Do not use. Only for legacy sysfs compatibility. */ int ib_port_register_client_groups(struct ib_device *ibdev, u32 port_num, const struct attribute_group **groups) { … } EXPORT_SYMBOL(…); void ib_port_unregister_client_groups(struct ib_device *ibdev, u32 port_num, const struct attribute_group **groups) { … } EXPORT_SYMBOL(…);
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