staging: comedi: addi_eeprom: cleanup v_EepromWaitBusy()
authorH Hartley Sweeten <hartleys@visionengravers.com>
Tue, 30 Oct 2012 00:05:59 +0000 (17:05 -0700)
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>
Tue, 30 Oct 2012 17:50:13 +0000 (10:50 -0700)
Add namespace to the function by renaming the CamelCase function to
addi_eeprom_nvram_wait().

Rename the CamelCase local variable.

Refactor the do {} while to make the code a bit more concise.

Signed-off-by: H Hartley Sweeten <hsweeten@visionengravers.com>
Cc: Ian Abbott <abbotti@mev.co.uk>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
drivers/staging/comedi/drivers/addi-data/addi_eeprom.c

index a96cfea..d95cac9 100644 (file)
@@ -179,14 +179,13 @@ static unsigned short addi_eeprom_readw_93c76(unsigned long iobase,
        return val;
 }
 
-static void v_EepromWaitBusy(unsigned long iobase)
+static void addi_eeprom_nvram_wait(unsigned long iobase)
 {
-       unsigned char b_EepromBusy = 0;
+       unsigned char val;
 
        do {
-               b_EepromBusy = inb(iobase + 0x3F);
-               b_EepromBusy = b_EepromBusy & 0x80;
-       } while (b_EepromBusy == 0x80);
+               val = inb(iobase + 0x3F);
+       } while (val & 0x80);
 }
 
 static unsigned short w_EepromReadWord(unsigned long iobase,
@@ -210,39 +209,27 @@ static unsigned short w_EepromReadWord(unsigned long iobase,
 
                        /* Select the load low address mode */
                        outb(NVCMD_LOAD_LOW, iobase + 0x3F);
-
-                       /* Wait on busy */
-                       v_EepromWaitBusy(iobase);
+                       addi_eeprom_nvram_wait(iobase);
 
                        /* Load the low address */
                        outb(b_SelectedAddressLow, iobase + 0x3E);
-
-                       /* Wait on busy */
-                       v_EepromWaitBusy(iobase);
+                       addi_eeprom_nvram_wait(iobase);
 
                        /* Select the load high address mode */
                        outb(NVCMD_LOAD_HIGH, iobase + 0x3F);
-
-                       /* Wait on busy */
-                       v_EepromWaitBusy(iobase);
+                       addi_eeprom_nvram_wait(iobase);
 
                        /* Load the high address */
                        outb(b_SelectedAddressHigh, iobase + 0x3E);
-
-                       /* Wait on busy */
-                       v_EepromWaitBusy(iobase);
+                       addi_eeprom_nvram_wait(iobase);
 
                        /* Select the READ mode */
                        outb(NVCMD_BEGIN_READ, iobase + 0x3F);
-
-                       /* Wait on busy */
-                       v_EepromWaitBusy(iobase);
+                       addi_eeprom_nvram_wait(iobase);
 
                        /* Read data into the EEPROM */
                        b_ReadByte = inb(iobase + 0x3E);
-
-                       /* Wait on busy */
-                       v_EepromWaitBusy(iobase);
+                       addi_eeprom_nvram_wait(iobase);
 
                        /* Select the upper address part */
                        if (b_Counter == 0)