| 1 |
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| 2 | |
| 3 | * Interconnect framework internal structs
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| 4 | *
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| 5 | * Copyright (c) 2019, Linaro Ltd.
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| 6 | * Author: Georgi Djakov <[email protected]>
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| 7 |
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| 8 |
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| 9 | #ifndef __DRIVERS_INTERCONNECT_INTERNAL_H
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| 10 | #define __DRIVERS_INTERCONNECT_INTERNAL_H
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| 11 |
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| 12 | |
| 13 | * struct icc_req - constraints that are attached to each node
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| 14 | * @req_node: entry in list of requests for the particular @node
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| 15 | * @node: the interconnect node to which this constraint applies
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| 16 | * @dev: reference to the device that sets the constraints
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| 17 | * @enabled: indicates whether the path with this request is enabled
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| 18 | * @tag: path tag (optional)
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| 19 | * @avg_bw: an integer describing the average bandwidth in kBps
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| 20 | * @peak_bw: an integer describing the peak bandwidth in kBps
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| 21 |
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| 22 | struct icc_req {
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| 23 | struct hlist_node req_node;
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| 24 | struct icc_node *node;
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| 25 | struct device *dev;
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| 26 | bool enabled;
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| 27 | u32 tag;
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| 28 | u32 avg_bw;
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| 29 | u32 peak_bw;
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| 30 | };
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| 31 |
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| 32 | |
| 33 | * struct icc_path - interconnect path structure
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| 34 | * @name: a string name of the path (useful for ftrace)
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| 35 | * @num_nodes: number of hops (nodes)
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| 36 | * @reqs: array of the requests applicable to this path of nodes
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| 37 |
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| 38 | struct icc_path {
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| 39 | const char *name;
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| 40 | size_t num_nodes;
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| 41 | struct icc_req reqs[] __counted_by(num_nodes);
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| 42 | };
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| 43 |
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| 44 | struct icc_path *icc_get(struct device *dev, const char *src, const char *dst);
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| 45 | int icc_debugfs_client_init(struct dentry *icc_dir);
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| 46 |
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| 47 | #endif
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