From e1562ef30438d4850e3f4ea0fc5711ea658a1f69 Mon Sep 17 00:00:00 2001 From: Peter Meerwald Date: Sat, 13 Oct 2012 09:06:00 +0100 Subject: [PATCH] iio: remove useless irq_enabled variable in at91 irq_enabled is only set, but never read Signed-off-by: Peter Meerwald Acked-by: Maxime Ripard Signed-off-by: Jonathan Cameron --- drivers/iio/adc/at91_adc.c | 3 --- 1 file changed, 3 deletions(-) diff --git a/drivers/iio/adc/at91_adc.c b/drivers/iio/adc/at91_adc.c index 3ed94bf80596..b3ba8af4f261 100644 --- a/drivers/iio/adc/at91_adc.c +++ b/drivers/iio/adc/at91_adc.c @@ -46,7 +46,6 @@ struct at91_adc_state { struct clk *clk; bool done; int irq; - bool irq_enabled; u16 last_value; struct mutex lock; u8 num_channels; @@ -85,7 +84,6 @@ static irqreturn_t at91_adc_trigger_handler(int irq, void *p) buffer->access->store_to(buffer, (u8 *)st->buffer); iio_trigger_notify_done(idev->trig); - st->irq_enabled = true; /* Needed to ACK the DRDY interruption */ at91_adc_readl(st, AT91_ADC_LCDR); @@ -106,7 +104,6 @@ static irqreturn_t at91_adc_eoc_trigger(int irq, void *private) if (iio_buffer_enabled(idev)) { disable_irq_nosync(irq); - st->irq_enabled = false; iio_trigger_poll(idev->trig, iio_get_time_ns()); } else { st->last_value = at91_adc_readl(st, AT91_ADC_LCDR); -- 2.34.1