/**
* Dispatch an incoming message to the specific handler for the message.
* Called from interrupt context.
*/
void ibmasm_receive_message(struct service_processor *sp, void *message, int message_size)
{
u32 size;
struct dot_command_header *header = (struct dot_command_header *)message;
if (message_size == 0)
return;
size = get_dot_command_size(message);
if (size == 0)
return;
if (size > message_size)
size = message_size;
switch (header->type) {
case sp_event:
ibmasm_receive_event(sp, message, size);
break;
case sp_command_response:
ibmasm_receive_command_response(sp, message, size);
break;
case sp_heartbeat:
ibmasm_receive_heartbeat(sp, message, size);
break;
default:
dev_err(sp->dev, "Received unknown message from service processor\n");
}
}
int ibmasm_send_i2o_message(struct service_processor *sp)
{
u32 mfa;
unsigned int command_size;
struct i2o_message *message;
struct command *command = sp->current_command;
mfa = get_mfa_inbound(sp->base_address);
if (!mfa)
return 1;
command_size = get_dot_command_size(command->buffer);
header.message_size = outgoing_message_size(command_size);
message = get_i2o_message(sp->base_address, mfa);
memcpy_toio(&message->header, &header, sizeof(struct i2o_header));
memcpy_toio(&message->data, command->buffer, command_size);
set_mfa_inbound(sp->base_address, mfa);
return 0;
}
