Greg Kroah-Hartman
598cf27219
Link: https://lore.kernel.org/r/20260217200002.683975158@linuxfoundation.org Tested-by: Florian Fainelli <florian.fainelli@broadcom.com> Tested-by: Takeshi Ogasawara <takeshi.ogasawara@futuring-girl.com> Tested-by: Peter Schneider <pschneider1968@googlemail.com> Tested-by: Jon Hunter <jonathanh@nvidia.com> Tested-by: Salvatore Bonaccorso <carnil@debian.org> Tested-by: Brett A C Sheffield <bacs@librecast.net> Tested-by: Mark Brown <broonie@kernel.org> Tested-by: Luna Jernberg <droidbittin@gmail.com> Tested-by: Ronald Warsow <rwarsow@gmx.de> Tested-by: Justin M. Forbes <jforbes@fedoraproject.org> Tested-by: Ron Economos <re@w6rz.net> Tested-by: Miguel Ojeda <ojeda@kernel.org> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
60 lines
1.7 KiB
C
60 lines
1.7 KiB
C
/* SPDX-License-Identifier: GPL-2.0 */
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#ifndef _SCSI_SCSI_EH_H
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#define _SCSI_SCSI_EH_H
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#include <linux/scatterlist.h>
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#include <scsi/scsi_cmnd.h>
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#include <scsi/scsi_common.h>
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struct scsi_device;
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struct Scsi_Host;
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extern void scsi_eh_finish_cmd(struct scsi_cmnd *scmd,
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struct list_head *done_q);
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extern void scsi_eh_flush_done_q(struct list_head *done_q);
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extern void scsi_report_bus_reset(struct Scsi_Host *, int);
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extern void scsi_report_device_reset(struct Scsi_Host *, int, int);
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extern int scsi_block_when_processing_errors(struct scsi_device *);
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extern bool scsi_command_normalize_sense(const struct scsi_cmnd *cmd,
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struct scsi_sense_hdr *sshdr);
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extern enum scsi_disposition scsi_check_sense(struct scsi_cmnd *);
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static inline bool scsi_sense_is_deferred(const struct scsi_sense_hdr *sshdr)
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{
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return ((sshdr->response_code >= 0x70) && (sshdr->response_code & 1));
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}
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extern bool scsi_get_sense_info_fld(const u8 *sense_buffer, int sb_len,
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u64 *info_out);
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extern int scsi_ioctl_reset(struct scsi_device *, int __user *);
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struct scsi_eh_save {
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/* saved state */
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int result;
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unsigned int resid_len;
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int eh_eflags;
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enum dma_data_direction data_direction;
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unsigned underflow;
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unsigned char cmd_len;
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unsigned char prot_op;
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unsigned char cmnd[32];
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struct scsi_data_buffer sdb;
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struct scatterlist sense_sgl;
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/* struct request fields */
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#ifdef CONFIG_BLK_INLINE_ENCRYPTION
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struct bio_crypt_ctx *rq_crypt_ctx;
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struct blk_crypto_keyslot *rq_crypt_keyslot;
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#endif
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};
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extern void scsi_eh_prep_cmnd(struct scsi_cmnd *scmd,
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struct scsi_eh_save *ses, unsigned char *cmnd,
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int cmnd_size, unsigned sense_bytes);
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extern void scsi_eh_restore_cmnd(struct scsi_cmnd* scmd,
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struct scsi_eh_save *ses);
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#endif /* _SCSI_SCSI_EH_H */
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