From: H Hartley Sweeten Date: Tue, 26 Mar 2013 22:41:41 +0000 (-0700) Subject: staging: comedi: s626: remove MC_TEST macro X-Git-Tag: v3.10-rc1~192^2~402 X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=95bb7982759f75f47f23af2e0209f1b39f6dd3d2;p=platform%2Fkernel%2Flinux-stable.git staging: comedi: s626: remove MC_TEST macro This macro relies on a local variable having a specific name. Replace it with a new helper function, s626_mc_test(). Signed-off-by: H Hartley Sweeten Reviewed-by: Ian Abbott Signed-off-by: Greg Kroah-Hartman --- diff --git a/drivers/staging/comedi/drivers/s626.c b/drivers/staging/comedi/drivers/s626.c index 138a943..f73c8c0 100644 --- a/drivers/staging/comedi/drivers/s626.c +++ b/drivers/staging/comedi/drivers/s626.c @@ -158,7 +158,16 @@ static void s626_mc_disable(struct comedi_device *dev, writel(cmd << 16 , devpriv->base_addr + reg); } -#define MC_TEST(REGADRS, CTRLWORD) ((readl(devpriv->base_addr+(REGADRS)) & CTRLWORD) != 0) +static bool s626_mc_test(struct comedi_device *dev, + unsigned int cmd, unsigned int reg) +{ + struct s626_private *devpriv = dev->private; + unsigned int val; + + val = readl(devpriv->base_addr + reg); + + return (val & cmd) ? true : false; +} /* #define WR7146(REGARDS,CTRLWORD) writel(CTRLWORD,(uint32_t)(devpriv->base_addr+(REGARDS))) */ @@ -195,9 +204,11 @@ static void DEBItransfer(struct comedi_device *dev) /* Initiate upload of shadow RAM to DEBI control register */ s626_mc_enable(dev, MC2_UPLD_DEBI, P_MC2); - /* Wait for completion of upload from shadow RAM to DEBI control */ - /* register. */ - while (!MC_TEST(P_MC2, MC2_UPLD_DEBI)) + /* + * Wait for completion of upload from shadow RAM to + * DEBI control register. + */ + while (!s626_mc_test(dev, MC2_UPLD_DEBI, P_MC2)) ; /* Wait until DEBI transfer is done. */ @@ -275,7 +286,7 @@ static uint32_t I2Chandshake(struct comedi_device *dev, uint32_t val) * wait for upload confirmation. */ s626_mc_enable(dev, MC2_UPLD_IIC, P_MC2); - while (!MC_TEST(P_MC2, MC2_UPLD_IIC)) + while (!s626_mc_test(dev, MC2_UPLD_IIC, P_MC2)) ; /* Wait until I2C bus transfer is finished or an error occurs. */ @@ -1132,7 +1143,7 @@ static int s626_ai_rinsn(struct comedi_device *dev, s626_mc_enable(dev, MC2_ADC_RPS, P_MC2); /* Wait until ADC scan loop is finished (RPS Signal 0 reset) */ - while (MC_TEST(P_MC2, MC2_ADC_RPS)) + while (s626_mc_test(dev, MC2_ADC_RPS, P_MC2)) ; /* @@ -2422,7 +2433,7 @@ static void s626_initialize(struct comedi_device *dev) for (i = 0; i < 2; i++) { WR7146(P_I2CSTAT, I2C_CLKSEL); s626_mc_enable(dev, MC2_UPLD_IIC, P_MC2); - while (!MC_TEST(P_MC2, MC2_UPLD_IIC)) + while (!s626_mc_test(dev, MC2_UPLD_IIC, P_MC2)) ; }