From 3431ec2ff5e19bd6690072f91b45bef67ace0ccb Mon Sep 17 00:00:00 2001 From: H Hartley Sweeten Date: Tue, 4 Nov 2014 10:54:59 -0700 Subject: [PATCH] staging: comedi: addi_apci_3120: remove private data 'b_ExttrigEnable' This member of the private data is not really needed. The devpriv->ctrl value can be checked to determine if the external trigger is enabled. Remove the unnecessary member. Signed-off-by: H Hartley Sweeten Reviewed-by: Ian Abbott Signed-off-by: Greg Kroah-Hartman --- .../staging/comedi/drivers/addi-data/hwdrv_apci3120.c | 11 ++--------- drivers/staging/comedi/drivers/addi_apci_3120.c | 1 - 2 files changed, 2 insertions(+), 10 deletions(-) diff --git a/drivers/staging/comedi/drivers/addi-data/hwdrv_apci3120.c b/drivers/staging/comedi/drivers/addi-data/hwdrv_apci3120.c index 84600d4788c4..b38bbd31ac0a 100644 --- a/drivers/staging/comedi/drivers/addi-data/hwdrv_apci3120.c +++ b/drivers/staging/comedi/drivers/addi-data/hwdrv_apci3120.c @@ -96,7 +96,6 @@ static int apci3120_reset(struct comedi_device *dev) /* variables used in timer subdevice */ devpriv->b_Timer2Mode = 0; devpriv->b_Timer2Interrupt = 0; - devpriv->b_ExttrigEnable = 0; /* Disable ext trigger */ /* Disable all interrupts, watchdog for the anolog output */ devpriv->mode = 0; @@ -378,12 +377,8 @@ static int apci3120_ai_cmd(struct comedi_device *dev, /* load chanlist for command scan */ apci3120_set_chanlist(dev, s, cmd->chanlist_len, cmd->chanlist); - if (cmd->start_src == TRIG_EXT) { - devpriv->b_ExttrigEnable = 1; + if (cmd->start_src == TRIG_EXT) apci3120_exttrig_enable(dev, true); - } else { - devpriv->b_ExttrigEnable = 0; - } if (cmd->scan_begin_src == TRIG_TIMER) { /* @@ -591,10 +586,8 @@ static irqreturn_t apci3120_interrupt(int irq, void *d) outl(int_amcc | 0x00ff0000, devpriv->amcc + AMCC_OP_REG_INTCSR); - if (devpriv->b_ExttrigEnable) { + if (devpriv->ctrl & APCI3120_CTRL_EXT_TRIG) apci3120_exttrig_enable(dev, false); - devpriv->b_ExttrigEnable = 0; - } apci3120_clr_timer2_interrupt(dev); diff --git a/drivers/staging/comedi/drivers/addi_apci_3120.c b/drivers/staging/comedi/drivers/addi_apci_3120.c index a6ae42fca6c0..3900a90b9608 100644 --- a/drivers/staging/comedi/drivers/addi_apci_3120.c +++ b/drivers/staging/comedi/drivers/addi_apci_3120.c @@ -133,7 +133,6 @@ struct apci3120_private { unsigned short ctrl; unsigned char b_Timer2Mode; unsigned char b_Timer2Interrupt; - unsigned char b_ExttrigEnable; struct task_struct *tsk_Current; }; -- 2.34.1