Hello,
I would like to know more about manually probing/removing the devices
through sysfs attributes.
After searching for a while I came across two attributes 'bind' and
'unbind' present in all the drivers.
Now how may I correctly use them to probe my devices.
I sense the probing syntax is
Raghavendra ar...@cdac.in writes:
Hello,
I would like to know more about manually probing/removing the devices
through sysfs attributes.
After searching for a while I came across two attributes 'bind' and
'unbind' present in all the drivers.
Now how may I correctly use them to probe my
Hello,
I have a query regarding DMA(Direct Memory Access) for the usb devices.
The understanding of DMA actions over PCI is straight forward. PCI
devices support bus mastering capability, such that the PCI devices
could take the ownership of the bus and perform access to the memory
directly,
On Wed, Jul 02, 2014 at 10:40:21AM +0530, Raghavendra wrote:
Hello,
I have a query regarding DMA(Direct Memory Access) for the usb devices.
The understanding of DMA actions over PCI is straight forward. PCI
devices support bus mastering capability, such that the PCI devices
could take
On Tue, Jul 01, 2014 at 10:29:39PM -0700, Greg KH wrote:
On Wed, Jul 02, 2014 at 10:40:21AM +0530, Raghavendra wrote:
Hello,
I have a query regarding DMA(Direct Memory Access) for the usb devices.
The understanding of DMA actions over PCI is straight forward. PCI
devices support
Hi Raghavendra,
In my case, we used USB host design from opencore. And the driver (I don't know
where it came from. it's similar to sl811-hcd.c from cypress) writes or reads
the data to /from the USB host. Not using DMA. I think if the USB host has DMA
capability, tha pio read/write should be