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Searched refs:ST_NBR_MODE_BITS (Results 1 - 4 of 4) sorted by relevance

/kernel/linux/linux-5.10/drivers/scsi/
H A Dst.h75 /* Number of modes can be changed by changing ST_NBR_MODE_BITS. The maximum
76 number of modes is 16 (ST_NBR_MODE_BITS 4) */
77 #define ST_NBR_MODE_BITS 2 macro
78 #define ST_NBR_MODES (1 << ST_NBR_MODE_BITS)
79 #define ST_MODE_SHIFT (7 - ST_NBR_MODE_BITS)
82 #define ST_MAX_TAPES (1 << (20 - (ST_NBR_MODE_BITS + 1)))
83 #define ST_MAX_TAPE_ENTRIES (ST_MAX_TAPES << (ST_NBR_MODE_BITS + 1))
H A Dst.c174 #define TAPE_NR(x) ( ((iminor(x) & ~255) >> (ST_NBR_MODE_BITS + 1)) | \
179 #define TAPE_MINOR(d, m, n) (((d & ~(255 >> (ST_NBR_MODE_BITS + 1))) << (ST_NBR_MODE_BITS + 1)) | \
180 (d & (255 >> (ST_NBR_MODE_BITS + 1))) | (m << ST_MODE_SHIFT) | ((n != 0) << 7) )
4236 i = mode << (4 - ST_NBR_MODE_BITS); in create_one_cdev()
/kernel/linux/linux-6.6/drivers/scsi/
H A Dst.h74 /* Number of modes can be changed by changing ST_NBR_MODE_BITS. The maximum
75 number of modes is 16 (ST_NBR_MODE_BITS 4) */
76 #define ST_NBR_MODE_BITS 2 macro
77 #define ST_NBR_MODES (1 << ST_NBR_MODE_BITS)
78 #define ST_MODE_SHIFT (7 - ST_NBR_MODE_BITS)
81 #define ST_MAX_TAPES (1 << (20 - (ST_NBR_MODE_BITS + 1)))
82 #define ST_MAX_TAPE_ENTRIES (ST_MAX_TAPES << (ST_NBR_MODE_BITS + 1))
H A Dst.c175 #define TAPE_NR(x) ( ((iminor(x) & ~255) >> (ST_NBR_MODE_BITS + 1)) | \
180 #define TAPE_MINOR(d, m, n) (((d & ~(255 >> (ST_NBR_MODE_BITS + 1))) << (ST_NBR_MODE_BITS + 1)) | \
181 (d & (255 >> (ST_NBR_MODE_BITS + 1))) | (m << ST_MODE_SHIFT) | ((n != 0) << 7) )
4206 i = mode << (4 - ST_NBR_MODE_BITS); in create_one_cdev()

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