Re: [PATCH v3] PCI: Add quirk for preventing bus reset on TI C667X

2021-03-15 Thread Antti Järvinen
On 12.3.2021 23.09, Bjorn Helgaas wrote: > On Mon, Mar 08, 2021 at 02:21:30PM +, Antti Järvinen wrote: >> Some TI KeyStone C667X devices do no support bus/hot reset. Its PCIESS >> automatically disables LTSSM when secondary bus reset is received and >> device stops working. Prevent bus

Re: [PATCH v3] PCI: Add quirk for preventing bus reset on TI C667X

2021-03-12 Thread Bjorn Helgaas
On Mon, Mar 08, 2021 at 02:21:30PM +, Antti Järvinen wrote: > Some TI KeyStone C667X devices do no support bus/hot reset. Its PCIESS > automatically disables LTSSM when secondary bus reset is received and > device stops working. Prevent bus reset by adding quirk_no_bus_reset to > the device.

[PATCH v3] PCI: Add quirk for preventing bus reset on TI C667X

2021-03-08 Thread Antti Järvinen
Some TI KeyStone C667X devices do no support bus/hot reset. Its PCIESS automatically disables LTSSM when secondary bus reset is received and device stops working. Prevent bus reset by adding quirk_no_bus_reset to the device. With this change device can be assigned to VMs with VFIO, but it will