staging: comedi: adl_pci9111: use sample manipulation helpers
authorH Hartley Sweeten <hsweeten@visionengravers.com>
Fri, 31 Oct 2014 19:04:34 +0000 (12:04 -0700)
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>
Tue, 4 Nov 2014 00:34:18 +0000 (16:34 -0800)
Use the recently added sample manipulation helpers to remove the hardcoded
assumption of the sample size.

Signed-off-by: H Hartley Sweeten <hsweeten@visionengravers.com>
Reviewed-by: Ian Abbott <abbotti@mev.co.uk>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
drivers/staging/comedi/drivers/adl_pci9111.c

index 1fd082bf757dbd5cfa8f6778f193a724dee8d59d..47934c938a4bc9727f915e2def7780b11bf2992f 100644 (file)
@@ -452,7 +452,7 @@ static void pci9111_ai_munge(struct comedi_device *dev,
        unsigned int maxdata = s->maxdata;
        unsigned int invert = (maxdata + 1) >> 1;
        unsigned int shift = (maxdata == 0xffff) ? 0 : 4;
-       unsigned int num_samples = num_bytes / sizeof(short);
+       unsigned int num_samples = comedi_bytes_to_samples(s, num_bytes);
        unsigned int i;
 
        for (i = 0; i < num_samples; i++)
@@ -501,7 +501,7 @@ static void pci9111_handle_fifo_half_full(struct comedi_device *dev,
                                if (to_read > samples - pos)
                                        to_read = samples - pos;
 
-                               total += to_read * sizeof(short);
+                               total += comedi_samples_to_bytes(s, to_read);
                        }
 
                        pos += to_read;
@@ -513,7 +513,7 @@ static void pci9111_handle_fifo_half_full(struct comedi_device *dev,
                }
        }
 
-       devpriv->stop_counter -= total / sizeof(short);
+       devpriv->stop_counter -= comedi_bytes_to_samples(s, total);
 }
 
 static irqreturn_t pci9111_interrupt(int irq, void *p_device)