[PATCH 04/30] staging: comedi: adl_pci9118: don't ignore hardware errors
H Hartley Sweeten
hsweeten at visionengravers.com
Tue Sep 9 20:05:29 UTC 2014
The legacy (*attach) currently allows the user to pass a mask of error conditions
to ignore when running async commands. Remove this support so that the async
command is always terminated if the hardware reports an error.
Signed-off-by: H Hartley Sweeten <hsweeten at visionengravers.com>
Cc: Ian Abbott <abbotti at mev.co.uk>
Cc: Greg Kroah-Hartman <gregkh at linuxfoundation.org>
---
drivers/staging/comedi/drivers/adl_pci9118.c | 21 ++++++---------------
1 file changed, 6 insertions(+), 15 deletions(-)
diff --git a/drivers/staging/comedi/drivers/adl_pci9118.c b/drivers/staging/comedi/drivers/adl_pci9118.c
index 96d3d18..728df25 100644
--- a/drivers/staging/comedi/drivers/adl_pci9118.c
+++ b/drivers/staging/comedi/drivers/adl_pci9118.c
@@ -55,11 +55,7 @@
* 0 != use ADCHN7(pin 23) signal is generated from driver, number say how
* long delay is requested in ns and sign polarity of the hold
* (in this case external multiplexor can serve only 128 channels)
- * [5] - 0=stop measure on all hardware errors
- * 2 | = ignore ADOR - A/D Overrun status
- * 8|=ignore Bover - A/D Burst Mode Overrun status
- * 256|=ignore nFull - A/D FIFO Full status
- *
+ * [5] - ignored
*/
/*
@@ -1747,8 +1743,7 @@ static void pci9118_free_dma(struct comedi_device *dev)
}
static int pci9118_common_attach(struct comedi_device *dev,
- int ext_mux, int softsshdelay,
- int hw_err_mask)
+ int ext_mux, int softsshdelay)
{
const struct pci9118_boardinfo *board = comedi_board(dev);
struct pci_dev *pcidev = comedi_to_pci_dev(dev);
@@ -1885,9 +1880,6 @@ static int pci9118_common_attach(struct comedi_device *dev,
s->state = inl(dev->iobase + PCI9118_DIO_REG) >> 4;
devpriv->ai_maskharderr = 0x10a;
- /* default measure crash condition */
- if (hw_err_mask) /* disable some requested */
- devpriv->ai_maskharderr &= ~hw_err_mask;
return 0;
}
@@ -1896,18 +1888,17 @@ static int pci9118_attach(struct comedi_device *dev,
struct comedi_devconfig *it)
{
struct pci_dev *pcidev;
- int ext_mux, softsshdelay, hw_err_mask;
+ int ext_mux, softsshdelay;
ext_mux = it->options[2];
softsshdelay = it->options[4];
- hw_err_mask = it->options[5];
pcidev = pci9118_find_pci(dev, it);
if (!pcidev)
return -EIO;
comedi_set_hw_dev(dev, &pcidev->dev);
- return pci9118_common_attach(dev, ext_mux, softsshdelay, hw_err_mask);
+ return pci9118_common_attach(dev, ext_mux, softsshdelay);
}
static int pci9118_auto_attach(struct comedi_device *dev,
@@ -1928,8 +1919,8 @@ static int pci9118_auto_attach(struct comedi_device *dev,
* (The 'put' also matches the implicit 'get' by pci9118_find_pci().)
*/
pci_dev_get(pcidev);
- /* no external mux, no sample-hold delay, no error mask. */
- return pci9118_common_attach(dev, 0, 0, 0);
+ /* no external mux, no sample-hold delay */
+ return pci9118_common_attach(dev, 0, 0);
}
static void pci9118_detach(struct comedi_device *dev)
--
2.0.3
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