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@@ -22,8 +22,10 @@
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struct device;
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-/* This files describes the interface for IPMI system management interface
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- drivers to bind into the IPMI message handler. */
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+/*
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+ * This files describes the interface for IPMI system management interface
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+ * drivers to bind into the IPMI message handler.
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+ */
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/* Structure for the low-level drivers. */
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typedef struct ipmi_smi *ipmi_smi_t;
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@@ -61,10 +63,12 @@ struct ipmi_smi_msg {
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struct ipmi_smi_handlers {
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struct module *owner;
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- /* The low-level interface cannot start sending messages to
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- the upper layer until this function is called. This may
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- not be NULL, the lower layer must take the interface from
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- this call. */
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+ /*
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+ * The low-level interface cannot start sending messages to
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+ * the upper layer until this function is called. This may
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+ * not be NULL, the lower layer must take the interface from
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+ * this call.
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+ */
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int (*start_processing)(void *send_info,
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ipmi_smi_t new_intf);
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@@ -75,25 +79,31 @@ struct ipmi_smi_handlers {
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*/
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int (*get_smi_info)(void *send_info, struct ipmi_smi_info *data);
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- /* Called to enqueue an SMI message to be sent. This
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- operation is not allowed to fail. If an error occurs, it
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- should report back the error in a received message. It may
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- do this in the current call context, since no write locks
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- are held when this is run. Message are delivered one at
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- a time by the message handler, a new message will not be
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- delivered until the previous message is returned. */
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+ /*
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+ * Called to enqueue an SMI message to be sent. This
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+ * operation is not allowed to fail. If an error occurs, it
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+ * should report back the error in a received message. It may
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+ * do this in the current call context, since no write locks
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+ * are held when this is run. Message are delivered one at
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+ * a time by the message handler, a new message will not be
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+ * delivered until the previous message is returned.
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+ */
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void (*sender)(void *send_info,
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struct ipmi_smi_msg *msg);
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- /* Called by the upper layer to request that we try to get
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- events from the BMC we are attached to. */
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+ /*
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+ * Called by the upper layer to request that we try to get
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+ * events from the BMC we are attached to.
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+ */
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void (*request_events)(void *send_info);
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- /* Called by the upper layer when some user requires that the
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- interface watch for events, received messages, watchdog
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- pretimeouts, or not. Used by the SMI to know if it should
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- watch for these. This may be NULL if the SMI does not
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- implement it. */
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+ /*
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+ * Called by the upper layer when some user requires that the
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+ * interface watch for events, received messages, watchdog
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+ * pretimeouts, or not. Used by the SMI to know if it should
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+ * watch for these. This may be NULL if the SMI does not
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+ * implement it.
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+ */
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void (*set_need_watch)(void *send_info, bool enable);
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/*
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@@ -101,28 +111,36 @@ struct ipmi_smi_handlers {
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*/
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void (*flush_messages)(void *send_info);
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- /* Called when the interface should go into "run to
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- completion" mode. If this call sets the value to true, the
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- interface should make sure that all messages are flushed
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- out and that none are pending, and any new requests are run
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- to completion immediately. */
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+ /*
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+ * Called when the interface should go into "run to
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+ * completion" mode. If this call sets the value to true, the
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+ * interface should make sure that all messages are flushed
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+ * out and that none are pending, and any new requests are run
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+ * to completion immediately.
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+ */
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void (*set_run_to_completion)(void *send_info, bool run_to_completion);
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- /* Called to poll for work to do. This is so upper layers can
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- poll for operations during things like crash dumps. */
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+ /*
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+ * Called to poll for work to do. This is so upper layers can
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+ * poll for operations during things like crash dumps.
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+ */
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void (*poll)(void *send_info);
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- /* Enable/disable firmware maintenance mode. Note that this
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- is *not* the modes defined, this is simply an on/off
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- setting. The message handler does the mode handling. Note
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- that this is called from interrupt context, so it cannot
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- block. */
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+ /*
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+ * Enable/disable firmware maintenance mode. Note that this
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+ * is *not* the modes defined, this is simply an on/off
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+ * setting. The message handler does the mode handling. Note
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+ * that this is called from interrupt context, so it cannot
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+ * block.
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+ */
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void (*set_maintenance_mode)(void *send_info, bool enable);
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- /* Tell the handler that we are using it/not using it. The
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- message handler get the modules that this handler belongs
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- to; this function lets the SMI claim any modules that it
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- uses. These may be NULL if this is not required. */
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+ /*
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+ * Tell the handler that we are using it/not using it. The
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+ * message handler get the modules that this handler belongs
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+ * to; this function lets the SMI claim any modules that it
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+ * uses. These may be NULL if this is not required.
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+ */
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int (*inc_usecount)(void *send_info);
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void (*dec_usecount)(void *send_info);
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};
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@@ -143,7 +161,8 @@ struct ipmi_device_id {
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#define ipmi_version_major(v) ((v)->ipmi_version & 0xf)
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#define ipmi_version_minor(v) ((v)->ipmi_version >> 4)
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-/* Take a pointer to an IPMI response and extract device id information from
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+/*
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+ * Take a pointer to an IPMI response and extract device id information from
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* it. @netfn is in the IPMI_NETFN_ format, so may need to be shifted from
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* a SI response.
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*/
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@@ -187,12 +206,14 @@ static inline int ipmi_demangle_device_id(uint8_t netfn, uint8_t cmd,
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return 0;
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}
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-/* Add a low-level interface to the IPMI driver. Note that if the
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- interface doesn't know its slave address, it should pass in zero.
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- The low-level interface should not deliver any messages to the
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- upper layer until the start_processing() function in the handlers
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- is called, and the lower layer must get the interface from that
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- call. */
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+/*
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+ * Add a low-level interface to the IPMI driver. Note that if the
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+ * interface doesn't know its slave address, it should pass in zero.
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+ * The low-level interface should not deliver any messages to the
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+ * upper layer until the start_processing() function in the handlers
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+ * is called, and the lower layer must get the interface from that
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+ * call.
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+ */
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int ipmi_register_smi(const struct ipmi_smi_handlers *handlers,
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void *send_info,
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struct device *dev,
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@@ -223,9 +244,11 @@ static inline void ipmi_free_smi_msg(struct ipmi_smi_msg *msg)
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}
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#ifdef CONFIG_IPMI_PROC_INTERFACE
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-/* Allow the lower layer to add things to the proc filesystem
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- directory for this interface. Note that the entry will
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- automatically be dstroyed when the interface is destroyed. */
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+/*
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+ * Allow the lower layer to add things to the proc filesystem
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+ * directory for this interface. Note that the entry will
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+ * automatically be dstroyed when the interface is destroyed.
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+ */
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int ipmi_smi_add_proc_entry(ipmi_smi_t smi, char *name,
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const struct file_operations *proc_ops,
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void *data);
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