Staging: comedi: remove RT code

This removes the unused RT code from the comedi subsystem. A lot of drivers needed to then include interrupt.h on their own, as they were picking it up through the comedi_rt.h inclusion. Cc: Ian Abbott <abbotti@mev.co.uk> Cc: Frank Mori Hess <fmhess@users.sourceforge.net> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
mariux64 · Jun 19, 2009 · 25436dc · 25436dc
1 parent 5f74ea1
commit 25436dc
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Showing 48 changed files with 38 additions and 1,495 deletions.
diff --git a/drivers/staging/comedi/Kconfig b/drivers/staging/comedi/Kconfig
@@ -13,13 +13,6 @@ config COMEDI_DEBUG
 	  This is an option for use by developers; most people should
 	  say N here. This enables comedi core and driver debugging.
 
-config COMEDI_RT
-	tristate "Comedi Real-time support"
-	depends on COMEDI && RT
-	default N
-	---help---
-	  Enable Real time support for the Comedi core.
-
 config COMEDI_PCI_DRIVERS
 	tristate "Comedi PCI drivers"
 	depends on COMEDI && PCI

diff --git a/drivers/staging/comedi/Makefile b/drivers/staging/comedi/Makefile
@@ -1,5 +1,4 @@
 obj-$(CONFIG_COMEDI) += comedi.o
-obj-$(CONFIG_COMEDI_RT) += comedi_rt.o
 
 obj-$(CONFIG_COMEDI)	+= kcomedilib/
 obj-$(CONFIG_COMEDI)	+= drivers/
@@ -11,7 +10,3 @@ comedi-objs :=		\
 	drivers.o	\
 	comedi_compat32.o \
 	comedi_ksyms.o	\
-
-comedi_rt-objs :=	\
-	rt_pend_tq.o	\
-	rt.o
diff --git a/drivers/staging/comedi/comedi_fops.c b/drivers/staging/comedi/comedi_fops.c
@@ -1079,13 +1079,6 @@ static int do_cmd_ioctl(struct comedi_device *dev, void *arg, void *file)
 
 	comedi_set_subdevice_runflags(s, ~0, SRF_USER | SRF_RUNNING);
 
-#ifdef CONFIG_COMEDI_RT
-	if (async->cmd.flags & TRIG_RT) {
-		if (comedi_switch_to_rt(dev) == 0)
-			comedi_set_subdevice_runflags(s, SRF_RT, SRF_RT);
-	}
-#endif
-
 	ret = s->do_cmd(dev, s);
 	if (ret == 0)
 		return 0;
@@ -1720,12 +1713,6 @@ void do_become_nonbusy(struct comedi_device *dev, struct comedi_subdevice *s)
 	struct comedi_async *async = s->async;
 
 	comedi_set_subdevice_runflags(s, SRF_RUNNING, 0);
-#ifdef CONFIG_COMEDI_RT
-	if (comedi_get_subdevice_runflags(s) & SRF_RT) {
-		comedi_switch_to_non_rt(dev);
-		comedi_set_subdevice_runflags(s, SRF_RT, 0);
-	}
-#endif
 	if (async) {
 		comedi_reset_async_buf(async);
 		async->inttrig = NULL;
@@ -1952,8 +1939,6 @@ static int __init comedi_init(void)
 		}
 	}
 
-	comedi_rt_init();
-
 	comedi_register_ioctl32();
 
 	return 0;
@@ -1974,8 +1959,6 @@ static void __exit comedi_cleanup(void)
 
 	comedi_proc_cleanup();
 
-	comedi_rt_cleanup();
-
 	comedi_unregister_ioctl32();
 }
 
@@ -2015,15 +1998,8 @@ void comedi_event(struct comedi_device *dev, struct comedi_subdevice *s)
 
 	if (async->cb_mask & s->async->events) {
 		if (comedi_get_subdevice_runflags(s) & SRF_USER) {
-
 			if (dev->rt) {
-#ifdef CONFIG_COMEDI_RT
-				/* pend wake up */
-				comedi_rt_pend_wakeup(&async->wait_head);
-#else
-				printk
-				    ("BUG: comedi_event() code unreachable\n");
-#endif
+				printk("BUG: comedi_event() code unreachable\n");
 			} else {
 				wake_up_interruptible(&async->wait_head);
 				if (s->subdev_flags & SDF_CMD_READ) {

diff --git a/drivers/staging/comedi/comedi_ksyms.c b/drivers/staging/comedi/comedi_ksyms.c
@@ -46,13 +46,6 @@ EXPORT_SYMBOL(range_bipolar2_5);
 EXPORT_SYMBOL(range_unipolar10);
 EXPORT_SYMBOL(range_unipolar5);
 EXPORT_SYMBOL(range_unknown);
-#ifdef CONFIG_COMEDI_RT
-EXPORT_SYMBOL(comedi_free_irq);
-EXPORT_SYMBOL(comedi_request_irq);
-EXPORT_SYMBOL(comedi_switch_to_rt);
-EXPORT_SYMBOL(comedi_switch_to_non_rt);
-EXPORT_SYMBOL(rt_pend_call);
-#endif
 #ifdef CONFIG_COMEDI_DEBUG
 EXPORT_SYMBOL(comedi_debug);
 #endif

diff --git a/drivers/staging/comedi/comedi_rt.h b/drivers/staging/comedi/comedi_rt.h
diff --git a/drivers/staging/comedi/comedidev.h b/drivers/staging/comedi/comedidev.h
@@ -523,8 +523,6 @@ struct usb_device;	/* forward declaration */
 int comedi_usb_auto_config(struct usb_device *usbdev, const char *board_name);
 void comedi_usb_auto_unconfig(struct usb_device *usbdev);
 
-#include "comedi_rt.h"
-
 #ifdef CONFIG_COMEDI_PCI_DRIVERS
 	#define CONFIG_COMEDI_PCI
 #endif

diff --git a/drivers/staging/comedi/drivers/cb_das16_cs.c b/drivers/staging/comedi/drivers/cb_das16_cs.c
@@ -31,6 +31,7 @@ Status: experimental
 
 */
 
+#include <linux/interrupt.h>
 #include "../comedidev.h"
 #include <linux/delay.h>
 #include <linux/pci.h>

diff --git a/drivers/staging/comedi/drivers/cb_pcimdas.c b/drivers/staging/comedi/drivers/cb_pcimdas.c
@@ -43,6 +43,7 @@ See http://www.measurementcomputing.com/PDFManuals/pcim-das1602_16.pdf for more
 #include "../comedidev.h"
 
 #include <linux/delay.h>
+#include <linux/interrupt.h>
 
 #include "comedi_pci.h"
 #include "plx9052.h"