Messages in this thread | | | Date | Mon, 6 Jul 2020 15:57:17 +0200 | From | Andrew Lunn <> | Subject | Re: [PATCH v3 03/13] bus/fsl-mc: add support for 'driver_override' in the mc-bus |
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Hi Diana
On Mon, Jul 06, 2020 at 03:42:33PM +0300, Diana Craciun wrote: > From: Bharat Bhushan <Bharat.Bhushan@nxp.com> > > This patch is required for vfio-fsl-mc meta driver to successfully bind > layerscape container devices for device passthrough. This patch adds > a mechanism to allow a layerscape device to specify a driver rather than > a layerscape driver provide a device match. > > Example to allow a device (dprc.1) to specifically bind > with driver (vfio-fsl-mc):- > - echo vfio-fsl-mc > /sys/bus/fsl-mc/devices/dprc.1/driver_override > - echo dprc.1 > /sys/bus/fsl-mc/drivers/fsl_mc_dprc/unbind > - echo dprc.1 > /sys/bus/fsl-mc/drivers/vfio-fsl-mc/bind
Something i asked before, why is this buried in a driver, when it could be put in the driver core. This is not the only driver doing this, so it does make sense to share the code and bugs.
Andrew
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