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staging: comedi: addi_apci_1564: remove unused static variables

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The global variables ui_InterruptStatus_1564 and ui_InterruptData are both
set but never used.  Just remove them from the driver.

Signed-off-by: Chase Southwood <chase.southwood@gmail.com>
Reviewed-by: Ian Abbott <abbotti@mev.co.uk>
Cc: H Hartley Sweeten <hsweeten@visionengravers.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Chase Southwood 2014-06-21 17:25:17 -05:00 committed by Greg Kroah-Hartman
parent e8ad74f9c7
commit 5f193d7365
1 changed files with 1 additions and 6 deletions
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7
drivers/staging/comedi/drivers/addi-data/hwdrv_apci1564.c
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@ -90,8 +90,7 @@
#define APCI1564_TCW_WARN_TIMEBASE_REG(x) (0x1c + ((x) * 0x20))
/* Global variables */
static unsigned int ui_InterruptStatus_1564;
static unsigned int ui_InterruptData, ui_Type;
static unsigned int ui_Type;
/*
* Configures the digital input Subdevice
@ -160,7 +159,6 @@ static int apci1564_do_config(struct comedi_device *dev,
ul_Command = ul_Command & 0xFFFFFFFD;
outl(ul_Command, devpriv->i_IobaseAmcc + APCI1564_DO_INT_CTRL_REG);
ui_InterruptData = inl(devpriv->i_IobaseAmcc + APCI1564_DO_INT_CTRL_REG);
devpriv->tsk_Current = current;
return insn->n;
}
@ -428,9 +426,6 @@ static void apci1564_interrupt(int irq, void *d)
if (ui_DI == 1) {
ui_DI = inl(devpriv->i_IobaseAmcc + APCI1564_DI_IRQ_REG);
outl(0x0, devpriv->i_IobaseAmcc + APCI1564_DI_IRQ_REG);
ui_InterruptStatus_1564 =
inl(devpriv->i_IobaseAmcc + APCI1564_DI_INT_STATUS_REG);
ui_InterruptStatus_1564 = ui_InterruptStatus_1564 & 0X000FFFF0;
/* send signal to the sample */
send_sig(SIGIO, devpriv->tsk_Current, 0);
/* enable the interrupt */