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-rw-r--r--drivers/comedi/Kconfig103
-rw-r--r--drivers/comedi/comedi_fops.c47
-rw-r--r--drivers/comedi/drivers/comedi_test.c23
3 files changed, 103 insertions, 70 deletions
diff --git a/drivers/comedi/Kconfig b/drivers/comedi/Kconfig
index 9af280735cba..7a8d402f05be 100644
--- a/drivers/comedi/Kconfig
+++ b/drivers/comedi/Kconfig
@@ -67,6 +67,7 @@ config COMEDI_TEST
config COMEDI_PARPORT
tristate "Parallel port support"
+ depends on HAS_IOPORT
help
Enable support for the standard parallel port.
A cheap and easy way to get a few more digital I/O lines. Steal
@@ -79,6 +80,7 @@ config COMEDI_PARPORT
config COMEDI_SSV_DNP
tristate "SSV Embedded Systems DIL/Net-PC support"
depends on X86_32 || COMPILE_TEST
+ depends on HAS_IOPORT
help
Enable support for SSV Embedded Systems DIL/Net-PC
@@ -89,6 +91,7 @@ endif # COMEDI_MISC_DRIVERS
menuconfig COMEDI_ISA_DRIVERS
bool "Comedi ISA and PC/104 drivers"
+ depends on ISA
help
Enable comedi ISA and PC/104 drivers to be built
@@ -100,7 +103,8 @@ if COMEDI_ISA_DRIVERS
config COMEDI_PCL711
tristate "Advantech PCL-711/711b and ADlink ACL-8112 ISA card support"
- select COMEDI_8254
+ depends on HAS_IOPORT
+ depends on COMEDI_8254
help
Enable support for Advantech PCL-711 and 711b, ADlink ACL-8112
@@ -161,8 +165,9 @@ config COMEDI_PCL730
config COMEDI_PCL812
tristate "Advantech PCL-812/813 and ADlink ACL-8112/8113/8113/8216"
+ depends on HAS_IOPORT
select COMEDI_ISADMA if ISA_DMA_API
- select COMEDI_8254
+ depends on COMEDI_8254
help
Enable support for Advantech PCL-812/PG, PCL-813/B, ADLink
ACL-8112DG/HG/PG, ACL-8113, ACL-8216, ICP DAS A-821PGH/PGL/PGL-NDA,
@@ -173,8 +178,9 @@ config COMEDI_PCL812
config COMEDI_PCL816
tristate "Advantech PCL-814 and PCL-816 ISA card support"
+ depends on HAS_IOPORT
select COMEDI_ISADMA if ISA_DMA_API
- select COMEDI_8254
+ depends on COMEDI_8254
help
Enable support for Advantech PCL-814 and PCL-816 ISA cards
@@ -183,8 +189,9 @@ config COMEDI_PCL816
config COMEDI_PCL818
tristate "Advantech PCL-718 and PCL-818 ISA card support"
+ depends on HAS_IOPORT
select COMEDI_ISADMA if ISA_DMA_API
- select COMEDI_8254
+ depends on COMEDI_8254
help
Enable support for Advantech PCL-818 ISA cards
PCL-818L, PCL-818H, PCL-818HD, PCL-818HG, PCL-818 and PCL-718
@@ -203,7 +210,7 @@ config COMEDI_PCM3724
config COMEDI_AMPLC_DIO200_ISA
tristate "Amplicon PC212E/PC214E/PC215E/PC218E/PC272E"
- select COMEDI_AMPLC_DIO200
+ depends on COMEDI_AMPLC_DIO200
help
Enable support for Amplicon PC212E, PC214E, PC215E, PC218E and
PC272E ISA DIO boards
@@ -255,7 +262,8 @@ config COMEDI_DAC02
config COMEDI_DAS16M1
tristate "MeasurementComputing CIO-DAS16/M1DAS-16 ISA card support"
- select COMEDI_8254
+ depends on HAS_IOPORT
+ depends on COMEDI_8254
select COMEDI_8255
help
Enable support for Measurement Computing CIO-DAS16/M1 ISA cards.
@@ -265,7 +273,7 @@ config COMEDI_DAS16M1
config COMEDI_DAS08_ISA
tristate "DAS-08 compatible ISA and PC/104 card support"
- select COMEDI_DAS08
+ depends on COMEDI_DAS08
help
Enable support for Keithley Metrabyte/ComputerBoards DAS08
and compatible ISA and PC/104 cards:
@@ -278,8 +286,9 @@ config COMEDI_DAS08_ISA
config COMEDI_DAS16
tristate "DAS-16 compatible ISA and PC/104 card support"
+ depends on HAS_IOPORT
select COMEDI_ISADMA if ISA_DMA_API
- select COMEDI_8254
+ depends on COMEDI_8254
select COMEDI_8255
help
Enable support for Keithley Metrabyte/ComputerBoards DAS16
@@ -296,7 +305,8 @@ config COMEDI_DAS16
config COMEDI_DAS800
tristate "DAS800 and compatible ISA card support"
- select COMEDI_8254
+ depends on HAS_IOPORT
+ depends on COMEDI_8254
help
Enable support for Keithley Metrabyte DAS800 and compatible ISA cards
Keithley Metrabyte DAS-800, DAS-801, DAS-802
@@ -308,8 +318,9 @@ config COMEDI_DAS800
config COMEDI_DAS1800
tristate "DAS1800 and compatible ISA card support"
+ depends on HAS_IOPORT
select COMEDI_ISADMA if ISA_DMA_API
- select COMEDI_8254
+ depends on COMEDI_8254
help
Enable support for DAS1800 and compatible ISA cards
Keithley Metrabyte DAS-1701ST, DAS-1701ST-DA, DAS-1701/AO,
@@ -323,7 +334,8 @@ config COMEDI_DAS1800
config COMEDI_DAS6402
tristate "DAS6402 and compatible ISA card support"
- select COMEDI_8254
+ depends on HAS_IOPORT
+ depends on COMEDI_8254
help
Enable support for DAS6402 and compatible ISA cards
Computerboards, Keithley Metrabyte DAS6402 and compatibles
@@ -402,7 +414,8 @@ config COMEDI_FL512
config COMEDI_AIO_AIO12_8
tristate "I/O Products PC/104 AIO12-8 Analog I/O Board support"
- select COMEDI_8254
+ depends on HAS_IOPORT
+ depends on COMEDI_8254
select COMEDI_8255
help
Enable support for I/O Products PC/104 AIO12-8 Analog I/O Board
@@ -456,8 +469,9 @@ config COMEDI_ADQ12B
config COMEDI_NI_AT_A2150
tristate "NI AT-A2150 ISA card support"
+ depends on HAS_IOPORT
select COMEDI_ISADMA if ISA_DMA_API
- select COMEDI_8254
+ depends on COMEDI_8254
help
Enable support for National Instruments AT-A2150 cards
@@ -466,7 +480,8 @@ config COMEDI_NI_AT_A2150
config COMEDI_NI_AT_AO
tristate "NI AT-AO-6/10 EISA card support"
- select COMEDI_8254
+ depends on HAS_IOPORT
+ depends on COMEDI_8254
help
Enable support for National Instruments AT-AO-6/10 cards
@@ -497,7 +512,7 @@ config COMEDI_NI_ATMIO16D
config COMEDI_NI_LABPC_ISA
tristate "NI Lab-PC and compatibles ISA support"
- select COMEDI_NI_LABPC
+ depends on COMEDI_NI_LABPC
help
Enable support for National Instruments Lab-PC and compatibles
Lab-PC-1200, Lab-PC-1200AI, Lab-PC+.
@@ -561,7 +576,7 @@ endif # COMEDI_ISA_DRIVERS
menuconfig COMEDI_PCI_DRIVERS
tristate "Comedi PCI drivers"
- depends on PCI
+ depends on PCI && HAS_IOPORT
help
Enable support for comedi PCI drivers.
@@ -710,7 +725,8 @@ config COMEDI_ADL_PCI8164
config COMEDI_ADL_PCI9111
tristate "ADLink PCI-9111HR support"
- select COMEDI_8254
+ depends on HAS_IOPORT
+ depends on COMEDI_8254
help
Enable support for ADlink PCI9111 cards
@@ -720,7 +736,7 @@ config COMEDI_ADL_PCI9111
config COMEDI_ADL_PCI9118
tristate "ADLink PCI-9118DG, PCI-9118HG, PCI-9118HR support"
depends on HAS_DMA
- select COMEDI_8254
+ depends on COMEDI_8254
help
Enable support for ADlink PCI-9118DG, PCI-9118HG, PCI-9118HR cards
@@ -729,7 +745,8 @@ config COMEDI_ADL_PCI9118
config COMEDI_ADV_PCI1710
tristate "Advantech PCI-171x and PCI-1731 support"
- select COMEDI_8254
+ depends on HAS_IOPORT
+ depends on COMEDI_8254
help
Enable support for Advantech PCI-1710, PCI-1710HG, PCI-1711,
PCI-1713 and PCI-1731
@@ -773,7 +790,8 @@ config COMEDI_ADV_PCI1760
config COMEDI_ADV_PCI_DIO
tristate "Advantech PCI DIO card support"
- select COMEDI_8254
+ depends on HAS_IOPORT
+ depends on COMEDI_8254
select COMEDI_8255
help
Enable support for Advantech PCI DIO cards
@@ -786,7 +804,7 @@ config COMEDI_ADV_PCI_DIO
config COMEDI_AMPLC_DIO200_PCI
tristate "Amplicon PCI215/PCI272/PCIe215/PCIe236/PCIe296 DIO support"
- select COMEDI_AMPLC_DIO200
+ depends on COMEDI_AMPLC_DIO200
help
Enable support for Amplicon PCI215, PCI272, PCIe215, PCIe236
and PCIe296 DIO boards.
@@ -814,7 +832,8 @@ config COMEDI_AMPLC_PC263_PCI
config COMEDI_AMPLC_PCI224
tristate "Amplicon PCI224 and PCI234 support"
- select COMEDI_8254
+ depends on HAS_IOPORT
+ depends on COMEDI_8254
help
Enable support for Amplicon PCI224 and PCI234 AO boards
@@ -823,7 +842,8 @@ config COMEDI_AMPLC_PCI224
config COMEDI_AMPLC_PCI230
tristate "Amplicon PCI230 and PCI260 support"
- select COMEDI_8254
+ depends on HAS_IOPORT
+ depends on COMEDI_8254
select COMEDI_8255
help
Enable support for Amplicon PCI230 and PCI260 Multifunction I/O
@@ -842,7 +862,7 @@ config COMEDI_CONTEC_PCI_DIO
config COMEDI_DAS08_PCI
tristate "DAS-08 PCI support"
- select COMEDI_DAS08
+ depends on COMEDI_DAS08
help
Enable support for PCI DAS-08 cards.
@@ -929,7 +949,8 @@ config COMEDI_CB_PCIDAS64
config COMEDI_CB_PCIDAS
tristate "MeasurementComputing PCI-DAS support"
- select COMEDI_8254
+ depends on HAS_IOPORT
+ depends on COMEDI_8254
select COMEDI_8255
help
Enable support for ComputerBoards/MeasurementComputing PCI-DAS with
@@ -953,7 +974,8 @@ config COMEDI_CB_PCIDDA
config COMEDI_CB_PCIMDAS
tristate "MeasurementComputing PCIM-DAS1602/16, PCIe-DAS1602/16 support"
- select COMEDI_8254
+ depends on HAS_IOPORT
+ depends on COMEDI_8254
select COMEDI_8255
help
Enable support for ComputerBoards/MeasurementComputing PCI Migration
@@ -973,7 +995,8 @@ config COMEDI_CB_PCIMDDA
config COMEDI_ME4000
tristate "Meilhaus ME-4000 support"
- select COMEDI_8254
+ depends on HAS_IOPORT
+ depends on COMEDI_8254
help
Enable support for Meilhaus PCI data acquisition cards
ME-4650, ME-4670i, ME-4680, ME-4680i and ME-4680is
@@ -1031,7 +1054,7 @@ config COMEDI_NI_670X
config COMEDI_NI_LABPC_PCI
tristate "NI Lab-PC PCI-1200 support"
- select COMEDI_NI_LABPC
+ depends on COMEDI_NI_LABPC
help
Enable support for National Instruments Lab-PC PCI-1200.
@@ -1053,6 +1076,7 @@ config COMEDI_NI_PCIDIO
config COMEDI_NI_PCIMIO
tristate "NI PCI-MIO-E series and M series support"
depends on HAS_DMA
+ depends on HAS_IOPORT
select COMEDI_NI_TIOCMD
select COMEDI_8255
help
@@ -1074,7 +1098,8 @@ config COMEDI_NI_PCIMIO
config COMEDI_RTD520
tristate "Real Time Devices PCI4520/DM7520 support"
- select COMEDI_8254
+ depends on HAS_IOPORT
+ depends on COMEDI_8254
help
Enable support for Real Time Devices PCI4520/DM7520
@@ -1114,7 +1139,8 @@ if COMEDI_PCMCIA_DRIVERS
config COMEDI_CB_DAS16_CS
tristate "CB DAS16 series PCMCIA support"
- select COMEDI_8254
+ depends on HAS_IOPORT
+ depends on COMEDI_8254
help
Enable support for the ComputerBoards/MeasurementComputing PCMCIA
cards DAS16/16, PCM-DAS16D/12 and PCM-DAS16s/16
@@ -1124,7 +1150,7 @@ config COMEDI_CB_DAS16_CS
config COMEDI_DAS08_CS
tristate "CB DAS08 PCMCIA support"
- select COMEDI_DAS08
+ depends on COMEDI_DAS08
help
Enable support for the ComputerBoards/MeasurementComputing DAS-08
PCMCIA card
@@ -1134,6 +1160,7 @@ config COMEDI_DAS08_CS
config COMEDI_NI_DAQ_700_CS
tristate "NI DAQCard-700 PCMCIA support"
+ depends on HAS_IOPORT
help
Enable support for the National Instruments PCMCIA DAQCard-700 DIO
@@ -1142,6 +1169,7 @@ config COMEDI_NI_DAQ_700_CS
config COMEDI_NI_DAQ_DIO24_CS
tristate "NI DAQ-Card DIO-24 PCMCIA support"
+ depends on HAS_IOPORT
select COMEDI_8255
help
Enable support for the National Instruments PCMCIA DAQ-Card DIO-24
@@ -1151,7 +1179,7 @@ config COMEDI_NI_DAQ_DIO24_CS
config COMEDI_NI_LABPC_CS
tristate "NI DAQCard-1200 PCMCIA support"
- select COMEDI_NI_LABPC
+ depends on COMEDI_NI_LABPC
help
Enable support for the National Instruments PCMCIA DAQCard-1200
@@ -1160,6 +1188,7 @@ config COMEDI_NI_LABPC_CS
config COMEDI_NI_MIO_CS
tristate "NI DAQCard E series PCMCIA support"
+ depends on HAS_IOPORT
select COMEDI_NI_TIO
select COMEDI_8255
help
@@ -1172,6 +1201,7 @@ config COMEDI_NI_MIO_CS
config COMEDI_QUATECH_DAQP_CS
tristate "Quatech DAQP PCMCIA data capture card support"
+ depends on HAS_IOPORT
help
Enable support for the Quatech DAQP PCMCIA data capture cards
DAQP-208 and DAQP-308
@@ -1248,12 +1278,14 @@ endif # COMEDI_USB_DRIVERS
config COMEDI_8254
tristate
+ depends on HAS_IOPORT
config COMEDI_8255
tristate
config COMEDI_8255_SA
tristate "Standalone 8255 support"
+ depends on HAS_IOPORT
select COMEDI_8255
help
Enable support for 8255 digital I/O as a standalone driver.
@@ -1285,7 +1317,7 @@ config COMEDI_KCOMEDILIB
called kcomedilib.
config COMEDI_AMPLC_DIO200
- select COMEDI_8254
+ depends on COMEDI_8254
tristate
config COMEDI_AMPLC_PC236
@@ -1294,7 +1326,7 @@ config COMEDI_AMPLC_PC236
config COMEDI_DAS08
tristate
- select COMEDI_8254
+ depends on COMEDI_8254
select COMEDI_8255
config COMEDI_ISADMA
@@ -1302,7 +1334,8 @@ config COMEDI_ISADMA
config COMEDI_NI_LABPC
tristate
- select COMEDI_8254
+ depends on HAS_IOPORT
+ depends on COMEDI_8254
select COMEDI_8255
config COMEDI_NI_LABPC_ISADMA
diff --git a/drivers/comedi/comedi_fops.c b/drivers/comedi/comedi_fops.c
index 8e43918d38c4..1548dea15df1 100644
--- a/drivers/comedi/comedi_fops.c
+++ b/drivers/comedi/comedi_fops.c
@@ -97,7 +97,6 @@ static DEFINE_MUTEX(comedi_subdevice_minor_table_lock);
static struct comedi_subdevice
*comedi_subdevice_minor_table[COMEDI_NUM_SUBDEVICE_MINORS];
-static struct class *comedi_class;
static struct cdev comedi_cdev;
static void comedi_device_init(struct comedi_device *dev)
@@ -187,18 +186,6 @@ static struct comedi_device *comedi_clear_board_minor(unsigned int minor)
return dev;
}
-static void comedi_free_board_dev(struct comedi_device *dev)
-{
- if (dev) {
- comedi_device_cleanup(dev);
- if (dev->class_dev) {
- device_destroy(comedi_class,
- MKDEV(COMEDI_MAJOR, dev->minor));
- }
- comedi_dev_put(dev);
- }
-}
-
static struct comedi_subdevice *
comedi_subdevice_from_minor(const struct comedi_device *dev, unsigned int minor)
{
@@ -611,6 +598,23 @@ static struct attribute *comedi_dev_attrs[] = {
};
ATTRIBUTE_GROUPS(comedi_dev);
+static const struct class comedi_class = {
+ .name = "comedi",
+ .dev_groups = comedi_dev_groups,
+};
+
+static void comedi_free_board_dev(struct comedi_device *dev)
+{
+ if (dev) {
+ comedi_device_cleanup(dev);
+ if (dev->class_dev) {
+ device_destroy(&comedi_class,
+ MKDEV(COMEDI_MAJOR, dev->minor));
+ }
+ comedi_dev_put(dev);
+ }
+}
+
static void __comedi_clear_subdevice_runflags(struct comedi_subdevice *s,
unsigned int bits)
{
@@ -3263,7 +3267,7 @@ struct comedi_device *comedi_alloc_board_minor(struct device *hardware_device)
return ERR_PTR(-EBUSY);
}
dev->minor = i;
- csdev = device_create(comedi_class, hardware_device,
+ csdev = device_create(&comedi_class, hardware_device,
MKDEV(COMEDI_MAJOR, i), NULL, "comedi%i", i);
if (!IS_ERR(csdev))
dev->class_dev = get_device(csdev);
@@ -3312,7 +3316,7 @@ int comedi_alloc_subdevice_minor(struct comedi_subdevice *s)
}
i += COMEDI_NUM_BOARD_MINORS;
s->minor = i;
- csdev = device_create(comedi_class, dev->class_dev,
+ csdev = device_create(&comedi_class, dev->class_dev,
MKDEV(COMEDI_MAJOR, i), NULL, "comedi%i_subd%i",
dev->minor, s->index);
if (!IS_ERR(csdev))
@@ -3337,7 +3341,7 @@ void comedi_free_subdevice_minor(struct comedi_subdevice *s)
comedi_subdevice_minor_table[i] = NULL;
mutex_unlock(&comedi_subdevice_minor_table_lock);
if (s->class_dev) {
- device_destroy(comedi_class, MKDEV(COMEDI_MAJOR, s->minor));
+ device_destroy(&comedi_class, MKDEV(COMEDI_MAJOR, s->minor));
s->class_dev = NULL;
}
}
@@ -3383,15 +3387,12 @@ static int __init comedi_init(void)
if (retval)
goto out_unregister_chrdev_region;
- comedi_class = class_create("comedi");
- if (IS_ERR(comedi_class)) {
- retval = PTR_ERR(comedi_class);
+ retval = class_register(&comedi_class);
+ if (retval) {
pr_err("failed to create class\n");
goto out_cdev_del;
}
- comedi_class->dev_groups = comedi_dev_groups;
-
/* create devices files for legacy/manual use */
for (i = 0; i < comedi_num_legacy_minors; i++) {
struct comedi_device *dev;
@@ -3413,7 +3414,7 @@ static int __init comedi_init(void)
out_cleanup_board_minors:
comedi_cleanup_board_minors();
- class_destroy(comedi_class);
+ class_unregister(&comedi_class);
out_cdev_del:
cdev_del(&comedi_cdev);
out_unregister_chrdev_region:
@@ -3425,7 +3426,7 @@ module_init(comedi_init);
static void __exit comedi_cleanup(void)
{
comedi_cleanup_board_minors();
- class_destroy(comedi_class);
+ class_unregister(&comedi_class);
cdev_del(&comedi_cdev);
unregister_chrdev_region(MKDEV(COMEDI_MAJOR, 0), COMEDI_NUM_MINORS);
diff --git a/drivers/comedi/drivers/comedi_test.c b/drivers/comedi/drivers/comedi_test.c
index c02dc19a679b..30ea8b53ebf8 100644
--- a/drivers/comedi/drivers/comedi_test.c
+++ b/drivers/comedi/drivers/comedi_test.c
@@ -60,7 +60,9 @@
static bool config_mode;
static unsigned int set_amplitude;
static unsigned int set_period;
-static struct class *ctcls;
+static const struct class ctcls = {
+ .name = CLASS_NAME,
+};
static struct device *ctdev;
module_param_named(noauto, config_mode, bool, 0444);
@@ -795,13 +797,13 @@ static int __init comedi_test_init(void)
}
if (!config_mode) {
- ctcls = class_create(CLASS_NAME);
- if (IS_ERR(ctcls)) {
+ ret = class_register(&ctcls);
+ if (ret) {
pr_warn("comedi_test: unable to create class\n");
goto clean3;
}
- ctdev = device_create(ctcls, NULL, MKDEV(0, 0), NULL, DEV_NAME);
+ ctdev = device_create(&ctcls, NULL, MKDEV(0, 0), NULL, DEV_NAME);
if (IS_ERR(ctdev)) {
pr_warn("comedi_test: unable to create device\n");
goto clean2;
@@ -817,13 +819,10 @@ static int __init comedi_test_init(void)
return 0;
clean:
- device_destroy(ctcls, MKDEV(0, 0));
+ device_destroy(&ctcls, MKDEV(0, 0));
clean2:
- class_destroy(ctcls);
- ctdev = NULL;
+ class_unregister(&ctcls);
clean3:
- ctcls = NULL;
-
return 0;
}
module_init(comedi_test_init);
@@ -833,9 +832,9 @@ static void __exit comedi_test_exit(void)
if (ctdev)
comedi_auto_unconfig(ctdev);
- if (ctcls) {
- device_destroy(ctcls, MKDEV(0, 0));
- class_destroy(ctcls);
+ if (class_is_registered(&ctcls)) {
+ device_destroy(&ctcls, MKDEV(0, 0));
+ class_unregister(&ctcls);
}
comedi_driver_unregister(&waveform_driver);
generated by cgit v1.2.3 (git 2.39.0) at 2024-08-17 14:32:22 +0300