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authorGreg Kroah-Hartman <gregkh@linuxfoundation.org>2020-04-27 12:20:40 +0200
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2020-04-27 12:20:40 +0200
commite8014d83f60479d3981baeaa3a21c993ff832f3f (patch)
tree90af78aea1a518c4c04d123e1473e8c4c729c221 /drivers/staging/comedi
parent41aef04524d3dc8c2a5d9652cccc1f567356b5fd (diff)
parent6a8b55ed4056ea5559ebe4f6a4b247f627870d4c (diff)
Merge 5.7-rc3 into staging-next
We need the staging fixes in here too, and this resolves a merge issue with the vt6656 driver. Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/staging/comedi')
-rw-r--r--drivers/staging/comedi/comedi_fops.c4
-rw-r--r--drivers/staging/comedi/drivers/dt2815.c3
2 files changed, 6 insertions, 1 deletions
diff --git a/drivers/staging/comedi/comedi_fops.c b/drivers/staging/comedi/comedi_fops.c
index 08d1bbbebf2d..e84b4fb493d6 100644
--- a/drivers/staging/comedi/comedi_fops.c
+++ b/drivers/staging/comedi/comedi_fops.c
@@ -2725,8 +2725,10 @@ static int comedi_open(struct inode *inode, struct file *file)
}
cfp = kzalloc(sizeof(*cfp), GFP_KERNEL);
- if (!cfp)
+ if (!cfp) {
+ comedi_dev_put(dev);
return -ENOMEM;
+ }
cfp->dev = dev;
diff --git a/drivers/staging/comedi/drivers/dt2815.c b/drivers/staging/comedi/drivers/dt2815.c
index 83026ba63d1c..78a7c1b3448a 100644
--- a/drivers/staging/comedi/drivers/dt2815.c
+++ b/drivers/staging/comedi/drivers/dt2815.c
@@ -92,6 +92,7 @@ static int dt2815_ao_insn(struct comedi_device *dev, struct comedi_subdevice *s,
int ret;
for (i = 0; i < insn->n; i++) {
+ /* FIXME: lo bit 0 chooses voltage output or current output */
lo = ((data[i] & 0x0f) << 4) | (chan << 1) | 0x01;
hi = (data[i] & 0xff0) >> 4;
@@ -105,6 +106,8 @@ static int dt2815_ao_insn(struct comedi_device *dev, struct comedi_subdevice *s,
if (ret)
return ret;
+ outb(hi, dev->iobase + DT2815_DATA);
+
devpriv->ao_readback[chan] = data[i];
}
return i;