From abea4ff48541348be06f6cd01d4db8badbbc2065 Mon Sep 17 00:00:00 2001 From: Ian Abbott Date: Mon, 1 Sep 2014 12:03:52 +0100 Subject: [PATCH] staging: comedi: amplc_pci230: make `intr_running` a bitfield Change the `intr_running` member of `struct pci230_private` into a single-bit bitfield of type `bool` to save a bit of space. Signed-off-by: Ian Abbott Reviewed-by: H Hartley Sweeten Signed-off-by: Greg Kroah-Hartman --- drivers/staging/comedi/drivers/amplc_pci230.c | 6 +++--- 1 file changed, 3 insertions(+), 3 deletions(-) diff --git a/drivers/staging/comedi/drivers/amplc_pci230.c b/drivers/staging/comedi/drivers/amplc_pci230.c index 895982099aaa..29e6016e7444 100644 --- a/drivers/staging/comedi/drivers/amplc_pci230.c +++ b/drivers/staging/comedi/drivers/amplc_pci230.c @@ -507,8 +507,8 @@ struct pci230_private { unsigned short adcg; /* ADCG register value */ unsigned char int_en; /* Interrupt enable bits */ unsigned char ier; /* Copy of interrupt enable register */ - unsigned char intr_running; /* Flag set in interrupt routine */ unsigned char res_owner[NUM_RESOURCES]; /* Shared resource owners */ + bool intr_running:1; /* Flag set in interrupt routine */ bool ai_bipolar:1; /* Flag AI range is bipolar */ bool ao_bipolar:1; /* Flag AO range is bipolar */ }; @@ -2451,7 +2451,7 @@ static irqreturn_t pci230_interrupt(int irq, void *d) */ devpriv->ier = devpriv->int_en & ~status_int; outb(devpriv->ier, dev->iobase + PCI230_INT_SCE); - devpriv->intr_running = 1; + devpriv->intr_running = true; devpriv->intr_cpuid = THISCPU; spin_unlock_irqrestore(&devpriv->isr_spinlock, irqflags); @@ -2487,7 +2487,7 @@ static irqreturn_t pci230_interrupt(int irq, void *d) devpriv->ier = devpriv->int_en; outb(devpriv->ier, dev->iobase + PCI230_INT_SCE); } - devpriv->intr_running = 0; + devpriv->intr_running = false; spin_unlock_irqrestore(&devpriv->isr_spinlock, irqflags); return IRQ_HANDLED; -- 2.30.2