misc: mic: add support for loading/unloading dma driver

modprobe dma driver upon start and remove it upon unload.

Signed-off-by: Siva Yerramreddy <yshivakrishna@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Siva Yerramreddy 2014-07-11 14:04:26 -07:00 committed by Greg Kroah-Hartman
parent a93a5244ed
commit a8438814d3
1 changed files with 7 additions and 7 deletions

View File

@ -48,18 +48,18 @@ start()
fi fi
echo -e $"Starting MPSS Stack" echo -e $"Starting MPSS Stack"
echo -e $"Loading MIC_HOST Module" echo -e $"Loading MIC_X100_DMA & MIC_HOST Modules"
# Ensure the driver is loaded for f in "mic_host" "mic_x100_dma"
if [ ! -d "$sysfs" ]; then do
modprobe mic_host modprobe $f
RETVAL=$? RETVAL=$?
if [ $RETVAL -ne 0 ]; then if [ $RETVAL -ne 0 ]; then
failure failure
echo echo
return $RETVAL return $RETVAL
fi fi
fi done
# Start the daemon # Start the daemon
echo -n $"Starting MPSSD " echo -n $"Starting MPSSD "
@ -170,8 +170,8 @@ unload()
stop stop
sleep 5 sleep 5
echo -n $"Removing MIC_HOST Module: " echo -n $"Removing MIC_HOST & MIC_X100_DMA Modules: "
modprobe -r mic_host modprobe -r mic_host mic_x100_dma
RETVAL=$? RETVAL=$?
[ $RETVAL -ne 0 ] && failure || success [ $RETVAL -ne 0 ] && failure || success
echo echo