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Diffstat (limited to 'drivers/staging/comedi/drivers/pcmmio.c')
-rw-r--r--drivers/staging/comedi/drivers/pcmmio.c1
1 files changed, 0 insertions, 1 deletions
diff --git a/drivers/staging/comedi/drivers/pcmmio.c b/drivers/staging/comedi/drivers/pcmmio.c
index 045f44201958..d6d3d9584ea4 100644
--- a/drivers/staging/comedi/drivers/pcmmio.c
+++ b/drivers/staging/comedi/drivers/pcmmio.c
@@ -94,7 +94,6 @@ Configuration Options:
#define INTR_PORTS_PER_SUBDEV (INTR_CHANS_PER_ASIC/CHANS_PER_PORT)
#define MAX_DIO_CHANS (PORTS_PER_ASIC*1*CHANS_PER_PORT)
#define MAX_ASICS (MAX_DIO_CHANS/CHANS_PER_ASIC)
-#define SDEV_NO ((int)(s - dev->subdevices))
#define CALC_N_DIO_SUBDEVS(nchans) ((nchans)/MAX_CHANS_PER_SUBDEV + (!!((nchans)%MAX_CHANS_PER_SUBDEV)) /*+ (nchans > INTR_CHANS_PER_ASIC ? 2 : 1)*/)
/* IO Memory sizes */
#define ASIC_IOSIZE (0x0B)