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authorSrikant Patnaik2015-01-11 12:28:04 +0530
committerSrikant Patnaik2015-01-11 12:28:04 +0530
commit871480933a1c28f8a9fed4c4d34d06c439a7a422 (patch)
tree8718f573808810c2a1e8cb8fb6ac469093ca2784 /ANDROID_3.4.5/include/linux/ipmi_smi.h
parent9d40ac5867b9aefe0722bc1f110b965ff294d30d (diff)
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Moved, renamed, and deleted files
The original directory structure was scattered and unorganized. Changes are basically to make it look like kernel structure.
Diffstat (limited to 'ANDROID_3.4.5/include/linux/ipmi_smi.h')
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diff --git a/ANDROID_3.4.5/include/linux/ipmi_smi.h b/ANDROID_3.4.5/include/linux/ipmi_smi.h
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-/*
- * ipmi_smi.h
- *
- * MontaVista IPMI system management interface
- *
- * Author: MontaVista Software, Inc.
- * Corey Minyard <minyard@mvista.com>
- * source@mvista.com
- *
- * Copyright 2002 MontaVista Software Inc.
- *
- * This program is free software; you can redistribute it and/or modify it
- * under the terms of the GNU General Public License as published by the
- * Free Software Foundation; either version 2 of the License, or (at your
- * option) any later version.
- *
- *
- * THIS SOFTWARE IS PROVIDED ``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 AUTHOR 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.
- *
- * You should have received a copy of the GNU General Public License along
- * with this program; if not, write to the Free Software Foundation, Inc.,
- * 675 Mass Ave, Cambridge, MA 02139, USA.
- */
-
-#ifndef __LINUX_IPMI_SMI_H
-#define __LINUX_IPMI_SMI_H
-
-#include <linux/ipmi_msgdefs.h>
-#include <linux/proc_fs.h>
-#include <linux/platform_device.h>
-#include <linux/ipmi.h>
-
-struct device;
-
-/* This files describes the interface for IPMI system management interface
- drivers to bind into the IPMI message handler. */
-
-/* Structure for the low-level drivers. */
-typedef struct ipmi_smi *ipmi_smi_t;
-
-/*
- * Messages to/from the lower layer. The smi interface will take one
- * of these to send. After the send has occurred and a response has
- * been received, it will report this same data structure back up to
- * the upper layer. If an error occurs, it should fill in the
- * response with an error code in the completion code location. When
- * asynchronous data is received, one of these is allocated, the
- * data_size is set to zero and the response holds the data from the
- * get message or get event command that the interface initiated.
- * Note that it is the interfaces responsibility to detect
- * asynchronous data and messages and request them from the
- * interface.
- */
-struct ipmi_smi_msg {
- struct list_head link;
-
- long msgid;
- void *user_data;
-
- int data_size;
- unsigned char data[IPMI_MAX_MSG_LENGTH];
-
- int rsp_size;
- unsigned char rsp[IPMI_MAX_MSG_LENGTH];
-
- /* Will be called when the system is done with the message
- (presumably to free it). */
- void (*done)(struct ipmi_smi_msg *msg);
-};
-
-struct ipmi_smi_handlers {
- struct module *owner;
-
- /* The low-level interface cannot start sending messages to
- the upper layer until this function is called. This may
- not be NULL, the lower layer must take the interface from
- this call. */
- int (*start_processing)(void *send_info,
- ipmi_smi_t new_intf);
-
- /*
- * Get the detailed private info of the low level interface and store
- * it into the structure of ipmi_smi_data. For example: the
- * ACPI device handle will be returned for the pnp_acpi IPMI device.
- */
- int (*get_smi_info)(void *send_info, struct ipmi_smi_info *data);
-
- /* Called to enqueue an SMI message to be sent. This
- operation is not allowed to fail. If an error occurs, it
- should report back the error in a received message. It may
- do this in the current call context, since no write locks
- are held when this is run. If the priority is > 0, the
- message will go into a high-priority queue and be sent
- first. Otherwise, it goes into a normal-priority queue. */
- void (*sender)(void *send_info,
- struct ipmi_smi_msg *msg,
- int priority);
-
- /* Called by the upper layer to request that we try to get
- events from the BMC we are attached to. */
- void (*request_events)(void *send_info);
-
- /* Called when the interface should go into "run to
- completion" mode. If this call sets the value to true, the
- interface should make sure that all messages are flushed
- out and that none are pending, and any new requests are run
- to completion immediately. */
- void (*set_run_to_completion)(void *send_info, int run_to_completion);
-
- /* Called to poll for work to do. This is so upper layers can
- poll for operations during things like crash dumps. */
- void (*poll)(void *send_info);
-
- /* Enable/disable firmware maintenance mode. Note that this
- is *not* the modes defined, this is simply an on/off
- setting. The message handler does the mode handling. Note
- that this is called from interrupt context, so it cannot
- block. */
- void (*set_maintenance_mode)(void *send_info, int enable);
-
- /* Tell the handler that we are using it/not using it. The
- message handler get the modules that this handler belongs
- to; this function lets the SMI claim any modules that it
- uses. These may be NULL if this is not required. */
- int (*inc_usecount)(void *send_info);
- void (*dec_usecount)(void *send_info);
-};
-
-struct ipmi_device_id {
- unsigned char device_id;
- unsigned char device_revision;
- unsigned char firmware_revision_1;
- unsigned char firmware_revision_2;
- unsigned char ipmi_version;
- unsigned char additional_device_support;
- unsigned int manufacturer_id;
- unsigned int product_id;
- unsigned char aux_firmware_revision[4];
- unsigned int aux_firmware_revision_set : 1;
-};
-
-#define ipmi_version_major(v) ((v)->ipmi_version & 0xf)
-#define ipmi_version_minor(v) ((v)->ipmi_version >> 4)
-
-/* Take a pointer to a raw data buffer and a length and extract device
- id information from it. The first byte of data must point to the
- netfn << 2, the data should be of the format:
- netfn << 2, cmd, completion code, data
- as normally comes from a device interface. */
-static inline int ipmi_demangle_device_id(const unsigned char *data,
- unsigned int data_len,
- struct ipmi_device_id *id)
-{
- if (data_len < 9)
- return -EINVAL;
- if (data[0] != IPMI_NETFN_APP_RESPONSE << 2 ||
- data[1] != IPMI_GET_DEVICE_ID_CMD)
- /* Strange, didn't get the response we expected. */
- return -EINVAL;
- if (data[2] != 0)
- /* That's odd, it shouldn't be able to fail. */
- return -EINVAL;
-
- data += 3;
- data_len -= 3;
- id->device_id = data[0];
- id->device_revision = data[1];
- id->firmware_revision_1 = data[2];
- id->firmware_revision_2 = data[3];
- id->ipmi_version = data[4];
- id->additional_device_support = data[5];
- if (data_len >= 11) {
- id->manufacturer_id = (data[6] | (data[7] << 8) |
- (data[8] << 16));
- id->product_id = data[9] | (data[10] << 8);
- } else {
- id->manufacturer_id = 0;
- id->product_id = 0;
- }
- if (data_len >= 15) {
- memcpy(id->aux_firmware_revision, data+11, 4);
- id->aux_firmware_revision_set = 1;
- } else
- id->aux_firmware_revision_set = 0;
-
- return 0;
-}
-
-/* Add a low-level interface to the IPMI driver. Note that if the
- interface doesn't know its slave address, it should pass in zero.
- The low-level interface should not deliver any messages to the
- upper layer until the start_processing() function in the handlers
- is called, and the lower layer must get the interface from that
- call. */
-int ipmi_register_smi(struct ipmi_smi_handlers *handlers,
- void *send_info,
- struct ipmi_device_id *device_id,
- struct device *dev,
- const char *sysfs_name,
- unsigned char slave_addr);
-
-/*
- * Remove a low-level interface from the IPMI driver. This will
- * return an error if the interface is still in use by a user.
- */
-int ipmi_unregister_smi(ipmi_smi_t intf);
-
-/*
- * The lower layer reports received messages through this interface.
- * The data_size should be zero if this is an asyncronous message. If
- * the lower layer gets an error sending a message, it should format
- * an error response in the message response.
- */
-void ipmi_smi_msg_received(ipmi_smi_t intf,
- struct ipmi_smi_msg *msg);
-
-/* The lower layer received a watchdog pre-timeout on interface. */
-void ipmi_smi_watchdog_pretimeout(ipmi_smi_t intf);
-
-struct ipmi_smi_msg *ipmi_alloc_smi_msg(void);
-static inline void ipmi_free_smi_msg(struct ipmi_smi_msg *msg)
-{
- msg->done(msg);
-}
-
-/* Allow the lower layer to add things to the proc filesystem
- directory for this interface. Note that the entry will
- automatically be dstroyed when the interface is destroyed. */
-int ipmi_smi_add_proc_entry(ipmi_smi_t smi, char *name,
- const struct file_operations *proc_ops,
- void *data);
-
-#endif /* __LINUX_IPMI_SMI_H */