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| 1 | +/* SPDX-License-Identifier: GPL-2.0-or-later */ |
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1 | 2 | /* |
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2 | 3 | * BSG helper library |
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3 | 4 | * |
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4 | 5 | * Copyright (C) 2008 James Smart, Emulex Corporation |
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5 | 6 | * Copyright (C) 2011 Red Hat, Inc. All rights reserved. |
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6 | 7 | * Copyright (C) 2011 Mike Christie |
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7 | | - * |
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8 | | - * This program is free software; you can redistribute it and/or modify |
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9 | | - * it under the terms of the GNU General Public License as published by |
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10 | | - * the Free Software Foundation; either version 2 of the License, or |
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11 | | - * (at your option) any later version. |
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12 | | - * |
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13 | | - * This program is distributed in the hope that it will be useful, |
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14 | | - * but WITHOUT ANY WARRANTY; without even the implied warranty of |
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15 | | - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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16 | | - * GNU General Public License for more details. |
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17 | | - * |
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18 | | - * You should have received a copy of the GNU General Public License |
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19 | | - * along with this program; if not, write to the Free Software |
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20 | | - * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA |
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21 | | - * |
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22 | 8 | */ |
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23 | 9 | #ifndef _BLK_BSG_ |
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24 | 10 | #define _BLK_BSG_ |
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.. | .. |
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30 | 16 | struct device; |
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31 | 17 | struct scatterlist; |
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32 | 18 | struct request_queue; |
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| 19 | + |
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| 20 | +typedef int (bsg_job_fn) (struct bsg_job *); |
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| 21 | +typedef enum blk_eh_timer_return (bsg_timeout_fn)(struct request *); |
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33 | 22 | |
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34 | 23 | struct bsg_buffer { |
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35 | 24 | unsigned int payload_len; |
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.. | .. |
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66 | 55 | int result; |
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67 | 56 | unsigned int reply_payload_rcv_len; |
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68 | 57 | |
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| 58 | + /* BIDI support */ |
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| 59 | + struct request *bidi_rq; |
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| 60 | + struct bio *bidi_bio; |
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| 61 | + |
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69 | 62 | void *dd_data; /* Used for driver-specific storage */ |
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70 | 63 | }; |
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71 | 64 | |
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72 | 65 | void bsg_job_done(struct bsg_job *job, int result, |
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73 | 66 | unsigned int reply_payload_rcv_len); |
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74 | 67 | struct request_queue *bsg_setup_queue(struct device *dev, const char *name, |
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75 | | - bsg_job_fn *job_fn, int dd_job_size); |
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| 68 | + bsg_job_fn *job_fn, bsg_timeout_fn *timeout, int dd_job_size); |
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| 69 | +void bsg_remove_queue(struct request_queue *q); |
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76 | 70 | void bsg_job_put(struct bsg_job *job); |
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77 | 71 | int __must_check bsg_job_get(struct bsg_job *job); |
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78 | 72 | |
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