Patch from abbotti@mev.co.uk (Ian Abbott):

The amplc_pci230 code for handling the AI instruction has an inverted test for
the state of the ADC "busy" bit in its timeout loop.  The attached patch
corrects the test.

diff --git a/comedi/drivers/amplc_pci230.c b/comedi/drivers/amplc_pci230.c
index e6dc47f535f7994f364fe1607abd063bcdfcd7b8..def3bd4d0f57373c1935804a3f5f804fc8e32ecd 100644 (file)
--- a/comedi/drivers/amplc_pci230.c
+++ b/comedi/drivers/amplc_pci230.c
@@ -559,7 +559,7 @@ static int pci230_ai_rinsn(comedi_device *dev,comedi_subdevice *s,comedi_insn *i
                /* wait for conversion to end */
                for(i=0;i<TIMEOUT;i++){
                        status = inw(dev->iobase + PCI230_ADCCON);
-                       if(PCI230_TEST_BIT(status, PCI230_ADC_BUSY_BIT))break;
+                       if(!PCI230_TEST_BIT(status, PCI230_ADC_BUSY_BIT)) break;
                }
                if(i==TIMEOUT){
                        /* rt_printk() should be used instead of printk()