47 lines
1.2 KiB
C
47 lines
1.2 KiB
C
/* Copyright 2013-2014 IBM Corp.
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or
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* implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#ifndef __CEC_H
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#define __CEC_H
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#include <stdint.h>
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/* This represent an IO Hub and contains the function pointers
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* for the IO Hub related OPAL ops and other internal functions
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*/
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struct io_hub;
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struct io_hub_ops {
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/* OPAL_PCI_GET_HUB_DIAG_DATA */
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int64_t (*get_diag_data)(struct io_hub *hub, void *diag_buffer,
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uint64_t diag_buffer_len);
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/* Called on fast reset */
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void (*reset)(struct io_hub *hub);
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};
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struct io_hub {
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uint32_t hub_id;
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const struct io_hub_ops *ops;
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};
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extern struct io_hub *cec_get_hub_by_id(uint32_t hub_id);
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extern void cec_reset(void);
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extern void cec_register(struct io_hub *hub);
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#endif /* __CEC_H */
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