Instead of calculating the number of subdevices in the 'attach'
simply add the number to the boardinfo.
Signed-off-by: H Hartley Sweeten <hsweeten@xxxxxxxxxxxxxxxxxxx>
Cc: Ian Abbott <abbotti@xxxxxxxxx>
Cc: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx>
---
drivers/staging/comedi/drivers/adv_pci_dio.c | 39 +++++++++++++---------------
1 file changed, 18 insertions(+), 21 deletions(-)
diff --git a/drivers/staging/comedi/drivers/adv_pci_dio.c b/drivers/staging/comedi/drivers/adv_pci_dio.c
index e535d31..2c3dbf0 100644
--- a/drivers/staging/comedi/drivers/adv_pci_dio.c
+++ b/drivers/staging/comedi/drivers/adv_pci_dio.c
@@ -241,6 +241,7 @@ struct dio_boardtype {
int device_id;
int main_pci_region; /* main I/O PCI region */
enum hw_cards_id cardtype;
+ int nsubdevs;
struct diosubd_data sdi[MAX_DI_SUBDEVS]; /* DI chans */
struct diosubd_data sdo[MAX_DO_SUBDEVS]; /* DO chans */
struct diosubd_data sdio[MAX_DIO_SUBDEVG]; /* DIO 8255 chans */
@@ -256,6 +257,7 @@ static const struct dio_boardtype boardtypes[] = {
.device_id = 0x1730,
.main_pci_region = PCIDIO_MAINREG,
.cardtype = TYPE_PCI1730,
+ .nsubdevs = 5,
.sdi[0] = { 16, PCI1730_DI, 2, 0, },
.sdi[1] = { 16, PCI1730_IDI, 2, 0, },
.sdo[0] = { 16, PCI1730_DO, 2, 0, },
@@ -268,6 +270,7 @@ static const struct dio_boardtype boardtypes[] = {
.device_id = 0x1733,
.main_pci_region = PCIDIO_MAINREG,
.cardtype = TYPE_PCI1733,
+ .nsubdevs = 2,
.sdi[1] = { 32, PCI1733_IDI, 4, 0, },
.boardid = { 4, PCI173x_BOARDID, 1, SDF_INTERNAL, },
.io_access = IO_8b,
@@ -277,6 +280,7 @@ static const struct dio_boardtype boardtypes[] = {
.device_id = 0x1734,
.main_pci_region = PCIDIO_MAINREG,
.cardtype = TYPE_PCI1734,
+ .nsubdevs = 2,
.sdo[1] = { 32, PCI1734_IDO, 4, 0, },
.boardid = { 4, PCI173x_BOARDID, 1, SDF_INTERNAL, },
.io_access = IO_8b,
@@ -286,6 +290,7 @@ static const struct dio_boardtype boardtypes[] = {
.device_id = 0x1735,
.main_pci_region = PCIDIO_MAINREG,
.cardtype = TYPE_PCI1735,
+ .nsubdevs = 4,
.sdi[0] = { 32, PCI1735_DI, 4, 0, },
.sdo[0] = { 32, PCI1735_DO, 4, 0, },
.boardid = { 4, PCI1735_BOARDID, 1, SDF_INTERNAL, },
@@ -297,6 +302,7 @@ static const struct dio_boardtype boardtypes[] = {
.device_id = 0x1736,
.main_pci_region = PCI1736_MAINREG,
.cardtype = TYPE_PCI1736,
+ .nsubdevs = 3,
.sdi[1] = { 16, PCI1736_IDI, 2, 0, },
.sdo[1] = { 16, PCI1736_IDO, 2, 0, },
.boardid = { 4, PCI1736_BOARDID, 1, SDF_INTERNAL, },
@@ -307,6 +313,7 @@ static const struct dio_boardtype boardtypes[] = {
.device_id = 0x1739,
.main_pci_region = PCIDIO_MAINREG,
.cardtype = TYPE_PCI1739,
+ .nsubdevs = 2,
.sdio[0] = { 48, PCI1739_DIO, 2, 0, },
.io_access = IO_8b,
}, {
@@ -315,6 +322,7 @@ static const struct dio_boardtype boardtypes[] = {
.device_id = 0x1750,
.main_pci_region = PCIDIO_MAINREG,
.cardtype = TYPE_PCI1750,
+ .nsubdevs = 2,
.sdi[1] = { 16, PCI1750_IDI, 2, 0, },
.sdo[1] = { 16, PCI1750_IDO, 2, 0, },
.io_access = IO_8b,
@@ -324,6 +332,7 @@ static const struct dio_boardtype boardtypes[] = {
.device_id = 0x1751,
.main_pci_region = PCIDIO_MAINREG,
.cardtype = TYPE_PCI1751,
+ .nsubdevs = 3,
.sdio[0] = { 48, PCI1751_DIO, 2, 0, },
.s8254[0] = { 3, PCI1751_CNT, 1, 0, },
.io_access = IO_8b,
@@ -333,6 +342,7 @@ static const struct dio_boardtype boardtypes[] = {
.device_id = 0x1752,
.main_pci_region = PCIDIO_MAINREG,
.cardtype = TYPE_PCI1752,
+ .nsubdevs = 3,
.sdo[0] = { 32, PCI1752_IDO, 2, 0, },
.sdo[1] = { 32, PCI1752_IDO2, 2, 0, },
.boardid = { 4, PCI175x_BOARDID, 1, SDF_INTERNAL, },
@@ -343,6 +353,7 @@ static const struct dio_boardtype boardtypes[] = {
.device_id = 0x1753,
.main_pci_region = PCIDIO_MAINREG,
.cardtype = TYPE_PCI1753,
+ .nsubdevs = 4,
.sdio[0] = { 96, PCI1753_DIO, 4, 0, },
.io_access = IO_8b,
}, {
@@ -351,6 +362,7 @@ static const struct dio_boardtype boardtypes[] = {
.device_id = 0x1753,
.main_pci_region = PCIDIO_MAINREG,
.cardtype = TYPE_PCI1753E,
+ .nsubdevs = 8,
.sdio[0] = { 96, PCI1753_DIO, 4, 0, },
.sdio[1] = { 96, PCI1753E_DIO, 4, 0, },
.io_access = IO_8b,
@@ -360,6 +372,7 @@ static const struct dio_boardtype boardtypes[] = {
.device_id = 0x1754,
.main_pci_region = PCIDIO_MAINREG,
.cardtype = TYPE_PCI1754,
+ .nsubdevs = 3,
.sdi[0] = { 32, PCI1754_IDI, 2, 0, },
.sdi[1] = { 32, PCI1754_IDI2, 2, 0, },
.boardid = { 4, PCI175x_BOARDID, 1, SDF_INTERNAL, },
@@ -370,6 +383,7 @@ static const struct dio_boardtype boardtypes[] = {
.device_id = 0x1756,
.main_pci_region = PCIDIO_MAINREG,
.cardtype = TYPE_PCI1756,
+ .nsubdevs = 3,
.sdi[1] = { 32, PCI1756_IDI, 2, 0, },
.sdo[1] = { 32, PCI1756_IDO, 2, 0, },
.boardid = { 4, PCI175x_BOARDID, 1, SDF_INTERNAL, },
@@ -381,6 +395,7 @@ static const struct dio_boardtype boardtypes[] = {
.device_id = 0x1760,
.main_pci_region = 0,
.cardtype = TYPE_PCI1760,
+ .nsubdevs = 4,
.io_access = IO_8b,
}, {
.name = "pci1762",
@@ -388,6 +403,7 @@ static const struct dio_boardtype boardtypes[] = {
.device_id = 0x1762,
.main_pci_region = PCIDIO_MAINREG,
.cardtype = TYPE_PCI1762,
+ .nsubdevs = 3,
.sdi[1] = { 16, PCI1762_IDI, 1, 0, },
.sdo[1] = { 16, PCI1762_RO, 1, 0, },
.boardid = { 4, PCI1762_BOARDID, 1, SDF_INTERNAL, },
@@ -1085,7 +1101,7 @@ static int pci_dio_attach_pci(struct comedi_device *dev,
const struct dio_boardtype *this_board;
struct pci_dio_private *devpriv;
struct comedi_subdevice *s;
- int ret, subdev, n_subdevices, i, j;
+ int ret, subdev, i, j;
comedi_set_hw_dev(dev, &pcidev->dev);
@@ -1105,26 +1121,7 @@ static int pci_dio_attach_pci(struct comedi_device *dev,
return ret;
dev->iobase = pci_resource_start(pcidev, this_board->main_pci_region);
- if (this_board->cardtype == TYPE_PCI1760) {
- n_subdevices = 4; /* 8 IDI, 8 IDO, 2 PWM, 8 CNT */
- } else {
- n_subdevices = 0;
- for (i = 0; i < MAX_DI_SUBDEVS; i++)
- if (this_board->sdi[i].chans)
- n_subdevices++;
- for (i = 0; i < MAX_DO_SUBDEVS; i++)
- if (this_board->sdo[i].chans)
- n_subdevices++;
- for (i = 0; i < MAX_DIO_SUBDEVG; i++)
- n_subdevices += this_board->sdio[i].regs;
- if (this_board->boardid.chans)
- n_subdevices++;
- for (i = 0; i < MAX_8254_SUBDEVS; i++)
- if (this_board->s8254[i].chans)
- n_subdevices++;
- }
-
- ret = comedi_alloc_subdevices(dev, n_subdevices);
+ ret = comedi_alloc_subdevices(dev, this_board->nsubdevs);
if (ret)
return ret;
--
1.7.11
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