`daqboard2000_write_cpld()` currently returns 1 on success, or 0 on
failure. Change it to return 0 on success, or `-EIO` on failure.
Signed-off-by: Ian Abbott <abbo...@mev.co.uk>
---
drivers/staging/comedi/drivers/daqboard2000.c | 9 ++++-----
1 file changed, 4 insertions(+), 5 deletions(-)
diff --git a/drivers/staging/comedi/drivers/daqboard2000.c
b/drivers/staging/comedi/drivers/daqboard2000.c
index f4c738037e28..d6f30261db9b 100644
--- a/drivers/staging/comedi/drivers/daqboard2000.c
+++ b/drivers/staging/comedi/drivers/daqboard2000.c
@@ -491,12 +491,12 @@ static int daqboard2000_wait_cpld_init(struct
comedi_device *dev)
static int daqboard2000_write_cpld(struct comedi_device *dev, u16 data)
{
- int result = 0;
+ int result = -EIO;
usleep_range(10, 20);
writew(data, dev->mmio + DB2K_REG_CPLD_WDATA);
if (readw(dev->mmio + DB2K_REG_CPLD_STATUS) & DB2K_CPLD_STATUS_INIT)
- result = 1;
+ result = 0;
return result;
}
@@ -547,10 +547,9 @@ static int daqboard2000_load_firmware(struct comedi_device
*dev,
for (; i < len; i += 2) {
u16 data = (cpld_array[i] << 8) + cpld_array[i + 1];
- if (!daqboard2000_write_cpld(dev, data)) {
- result = -EIO;
+ result = daqboard2000_write_cpld(dev, data);
+ if (result)
break;
- }
}
if (result == 0) {
daqboard2000_reset_local_bus(dev);
--
2.11.0
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