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scsi: core: Support retrieving sub-pages of mode pages

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Allow scsi_mode_sense() to retrieve sub-pages of mode pages by adding the
subpage argument. Change all the current caller sites to specify the
subpage 0.

Signed-off-by: Damien Le Moal <dlemoal@kernel.org>
Reviewed-by: Hannes Reinecke <hare@suse.de>
Reviewed-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: Bart Van Assche <bvanassche@acm.org>
Signed-off-by: Niklas Cassel <niklas.cassel@wdc.com>
Link: https://lore.kernel.org/r/20230511011356.227789-7-nks@flawful.org
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
This commit is contained in:
Damien Le Moal
2023-05-11 03:13:39 +02:00
committed by Martin K. Petersen
parent 734326937b
commit a6cdc35fab
5 changed files with 13 additions and 12 deletions
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8
include/scsi/scsi_device.h
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@@ -421,10 +421,10 @@ extern int scsi_track_queue_full(struct scsi_device *, int);
extern int scsi_set_medium_removal(struct scsi_device *, char);
extern int scsi_mode_sense(struct scsi_device *sdev, int dbd, int modepage,
unsigned char *buffer, int len, int timeout,
int retries, struct scsi_mode_data *data,
struct scsi_sense_hdr *);
int scsi_mode_sense(struct scsi_device *sdev, int dbd, int modepage,
int subpage, unsigned char *buffer, int len, int timeout,
int retries, struct scsi_mode_data *data,
struct scsi_sense_hdr *);
extern int scsi_mode_select(struct scsi_device *sdev, int pf, int sp,
unsigned char *buffer, int len, int timeout,
int retries, struct scsi_mode_data *data,