staging: comedi: amplc_pci230: remove ai_chans member

All boards supported by the "amplc_pci230" driver have 16 AI channels,
so the `ai_chans` member of `struct pci230_board` is superfluous and can
be removed.

Signed-off-by: Ian Abbott <abbotti@mev.co.uk>
Reviewed-by: H Hartley Sweeten <hsweeten@visionengravers.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

diff --git a/drivers/staging/comedi/drivers/amplc_pci230.c b/drivers/staging/comedi/drivers/amplc_pci230.c
index 794e0ca4197e99fd8488e516aba5093bb0ea9716..42a79d26dd97557ae68ef90a1042c402101b15a9 100644 (file)
--- a/drivers/staging/comedi/drivers/amplc_pci230.c
+++ b/drivers/staging/comedi/drivers/amplc_pci230.c
@@ -454,7 +454,6 @@ enum {
 struct pci230_board {
        const char *name;
        unsigned short id;
-       int ai_chans;
        int ai_bits;
        int ao_chans;
        int ao_bits;
@@ -466,7 +465,6 @@ static const struct pci230_board pci230_boards[] = {
        {
                .name           = "pci230+",
                .id             = PCI_DEVICE_ID_PCI230,
-               .ai_chans       = 16,
                .ai_bits        = 16,
                .ao_chans       = 2,
                .ao_bits        = 12,
@@ -476,14 +474,12 @@ static const struct pci230_board pci230_boards[] = {
        {
                .name           = "pci260+",
                .id             = PCI_DEVICE_ID_PCI260,
-               .ai_chans       = 16,
                .ai_bits        = 16,
                .min_hwver      = 1,
        },
        {
                .name           = "pci230",
                .id             = PCI_DEVICE_ID_PCI230,
-               .ai_chans       = 16,
                .ai_bits        = 12,
                .ao_chans       = 2,
                .ao_bits        = 12,
@@ -492,7 +488,6 @@ static const struct pci230_board pci230_boards[] = {
        {
                .name           = "pci260",
                .id             = PCI_DEVICE_ID_PCI260,
-               .ai_chans       = 16,
                .ai_bits        = 12,
        },
 };
@@ -2660,7 +2655,7 @@ static int pci230_auto_attach(struct comedi_device *dev,
        /* analog input subdevice */
        s->type = COMEDI_SUBD_AI;
        s->subdev_flags = SDF_READABLE | SDF_DIFF | SDF_GROUND;
-       s->n_chan = thisboard->ai_chans;
+       s->n_chan = 16;
        s->maxdata = (1 << thisboard->ai_bits) - 1;
        s->range_table = &pci230_ai_range;
        s->insn_read = pci230_ai_rinsn;