staging: comedi: das08: abbreviate IS_ENABLED()

The `IS_ENABLED(CONFIG_COMEDI_DAS08_ISA)` and
`IS_ENABLED(CONFIG_COMEDI_DAS08_PCI)` macro calls are a bit long-winded.
Define a couple of macros `DO_ISA` and `DO_PCI` as abbreviations for
them.

Signed-off-by: Ian Abbott <abbotti@mev.co.uk>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

diff --git a/drivers/staging/comedi/drivers/das08.c b/drivers/staging/comedi/drivers/das08.c
index 18f05b4169e7192b727d22b83a2a3561537eb20e..70ad8af524880d65d59f87fac0f18fdd613a89f1 100644 (file)
--- a/drivers/staging/comedi/drivers/das08.c
+++ b/drivers/staging/comedi/drivers/das08.c
@@ -61,9 +61,9 @@
 
 #define DRV_NAME "das08"
 
-#define DO_COMEDI_DRIVER_REGISTER \
-       (IS_ENABLED(CONFIG_COMEDI_DAS08_ISA) || \
-        IS_ENABLED(CONFIG_COMEDI_DAS08_PCI))
+#define DO_ISA IS_ENABLED(CONFIG_COMEDI_DAS08_ISA)
+#define DO_PCI IS_ENABLED(CONFIG_COMEDI_DAS08_PCI)
+#define DO_COMEDI_DRIVER_REGISTER (DO_ISA || DO_PCI)
 
 #define PCI_VENDOR_ID_COMPUTERBOARDS 0x1307
 #define PCI_DEVICE_ID_PCIDAS08 0x29
@@ -238,12 +238,12 @@ static const int *const das08_gainlists[] = {
 
 static inline bool is_isa_board(const struct das08_board_struct *board)
 {
-       return IS_ENABLED(CONFIG_COMEDI_DAS08_ISA) && board->bustype == isa;
+       return DO_ISA && board->bustype == isa;
 }
 
 static inline bool is_pci_board(const struct das08_board_struct *board)
 {
-       return IS_ENABLED(CONFIG_COMEDI_DAS08_PCI) && board->bustype == pci;
+       return DO_PCI && board->bustype == pci;
 }
 
 #define TIMEOUT 100000
@@ -504,7 +504,7 @@ static int das08_counter_config(struct comedi_device *dev,
 
 #if DO_COMEDI_DRIVER_REGISTER
 static const struct das08_board_struct das08_boards[] = {
-#if IS_ENABLED(CONFIG_COMEDI_DAS08_ISA)
+#if DO_ISA
        {
                .name = "isa-das08",    /*  cio-das08.pdf */
                .bustype = isa,
@@ -637,8 +637,8 @@ static const struct das08_board_struct das08_boards[] = {
                .do_nchan = 8,
                .iosize = 16,           /*  unchecked */
        },
-#endif /* IS_ENABLED(CONFIG_COMEDI_DAS08_ISA) */
-#if IS_ENABLED(CONFIG_COMEDI_DAS08_PCI)
+#endif /* DO_ISA */
+#if DO_PCI
        {
                .name = "pci-das08",    /*  pci-das08 */
                .id = PCI_DEVICE_ID_PCIDAS08,
@@ -651,7 +651,7 @@ static const struct das08_board_struct das08_boards[] = {
                .i8254_offset = 4,
                .iosize = 8,
        },
-#endif /* IS_ENABLED(CONFIG_COMEDI_DAS08_PCI) */
+#endif /* DO_PCI */
 };
 #endif /* DO_COMEDI_DRIVER_REGISTER */
 
@@ -782,7 +782,7 @@ das08_attach_pci(struct comedi_device *dev, struct pci_dev *pdev)
        unsigned long iobase;
        int ret;
 
-       if (!IS_ENABLED(CONFIG_COMEDI_DAS08_PCI))
+       if (!DO_PCI)
                return -EINVAL;
        ret = alloc_private(dev, sizeof(struct das08_private_struct));
        if (ret < 0)
@@ -882,7 +882,7 @@ static struct comedi_driver das08_driver = {
 };
 #endif
 
-#if IS_ENABLED(CONFIG_COMEDI_DAS08_PCI)
+#if DO_PCI
 static DEFINE_PCI_DEVICE_TABLE(das08_pci_table) = {
        { PCI_DEVICE(PCI_VENDOR_ID_COMPUTERBOARDS, PCI_DEVICE_ID_PCIDAS08) },
        {0}
@@ -907,10 +907,10 @@ static struct pci_driver das08_pci_driver = {
        .probe = &das08_pci_probe,
        .remove = __devexit_p(&das08_pci_remove)
 };
-#endif /* CONFIG_COMEDI_DAS08_PCI */
+#endif /* DO_PCI */
 
 #if DO_COMEDI_DRIVER_REGISTER
-#if IS_ENABLED(CONFIG_COMEDI_DAS08_PCI)
+#if DO_PCI
 module_comedi_pci_driver(das08_driver, das08_pci_driver);
 #else
 module_comedi_driver(das08_driver);