staging: comedi: drivers: introduce comedi_legacy_detach()

[GitHub/mt8127/android_kernel_alcatel_ttab.git] / drivers / staging / comedi / comedidev.h

diff --git a/drivers/staging/comedi/comedidev.h b/drivers/staging/comedi/comedidev.h
index f3a990b45df5f9dce3f564c4f475016af87f44d1..cdd472094cee1c2cbeca8ccd5df9a1e082b94a06 100644 (file)
--- a/drivers/staging/comedi/comedidev.h
+++ b/drivers/staging/comedi/comedidev.h
@@ -53,9 +53,7 @@
        COMEDI_MINORVERSION, COMEDI_MICROVERSION)
 #define COMEDI_RELEASE VERSION
 
-#define COMEDI_NUM_MINORS 0x100
 #define COMEDI_NUM_BOARD_MINORS 0x30
-#define COMEDI_FIRST_SUBDEVICE_MINOR COMEDI_NUM_BOARD_MINORS
 
 struct comedi_subdevice {
        struct comedi_device *device;
@@ -207,16 +205,18 @@ struct comedi_device {
 
        const char *board_name;
        const void *board_ptr;
-       int attached;
+       bool attached:1;
+       bool in_request_module:1;
+       bool ioenabled:1;
        spinlock_t spinlock;
        struct mutex mutex;
-       int in_request_module;
 
        int n_subdevices;
        struct comedi_subdevice *subdevices;
 
        /* dumb */
        unsigned long iobase;
+       unsigned long iolen;
        unsigned int irq;
 
        struct comedi_subdevice *read_subdev;
@@ -293,6 +293,10 @@ extern const struct comedi_lrange range_bipolar5;
 extern const struct comedi_lrange range_bipolar2_5;
 extern const struct comedi_lrange range_unipolar10;
 extern const struct comedi_lrange range_unipolar5;
+extern const struct comedi_lrange range_unipolar2_5;
+extern const struct comedi_lrange range_0_20mA;
+extern const struct comedi_lrange range_4_20mA;
+extern const struct comedi_lrange range_0_32mA;
 extern const struct comedi_lrange range_unknown;
 
 #define range_digital          range_unipolar5
@@ -345,6 +349,14 @@ void comedi_buf_memcpy_from(struct comedi_async *async, unsigned int offset,
 
 int comedi_alloc_subdevices(struct comedi_device *, int);
 
+void comedi_spriv_free(struct comedi_device *, int subdev_num);
+
+int __comedi_request_region(struct comedi_device *,
+                           unsigned long start, unsigned long len);
+int comedi_request_region(struct comedi_device *,
+                         unsigned long start, unsigned long len);
+void comedi_legacy_detach(struct comedi_device *);
+
 int comedi_auto_config(struct device *, struct comedi_driver *,
                       unsigned long context);
 void comedi_auto_unconfig(struct device *);
@@ -384,10 +396,11 @@ struct pci_driver;
 
 struct pci_dev *comedi_to_pci_dev(struct comedi_device *);
 
-int comedi_pci_enable(struct pci_dev *, const char *);
-void comedi_pci_disable(struct pci_dev *);
+int comedi_pci_enable(struct comedi_device *);
+void comedi_pci_disable(struct comedi_device *);
 
-int comedi_pci_auto_config(struct pci_dev *, struct comedi_driver *);
+int comedi_pci_auto_config(struct pci_dev *, struct comedi_driver *,
+                          unsigned long context);
 void comedi_pci_auto_unconfig(struct pci_dev *);
 
 int comedi_pci_driver_register(struct comedi_driver *, struct pci_driver *);
@@ -420,12 +433,12 @@ static inline struct pci_dev *comedi_to_pci_dev(struct comedi_device *dev)
        return NULL;
 }
 
-static inline int comedi_pci_enable(struct pci_dev *dev, const char *name)
+static inline int comedi_pci_enable(struct comedi_device *dev)
 {
        return -ENOSYS;
 }
 
-static inline void comedi_pci_disable(struct pci_dev *dev)
+static inline void comedi_pci_disable(struct comedi_device *dev)
 {
 }