diff options
| author | Haren Myneni <haren@linux.ibm.com> | 2020-04-16 09:00:46 +0300 |
|---|---|---|
| committer | Michael Ellerman <mpe@ellerman.id.au> | 2020-04-20 09:53:00 +0300 |
| commit | 0d17de03ce6a7a9b08c868211f1e9a7cf1ced8c4 (patch) | |
| tree | 18e28a0d1019922765f9c8e3f7a7ae84829f4ce3 /arch/powerpc/platforms/powernv/vas-window.c | |
| parent | c20e1e299d936c7f3089c9be99fa784e57da5b7f (diff) | |
| download | linux-0d17de03ce6a7a9b08c868211f1e9a7cf1ced8c4.tar.xz | |
powerpc/vas: Setup fault window per VAS instance
Setup fault window for each VAS instance. When NX gets a fault on
request buffer, pastes fault CRB in the corresponding fault FIFO and
then raises an interrupt to the OS. The kernel handles this fault
and process faults CRB from this FIFO.
Signed-off-by: Sukadev Bhattiprolu <sukadev@linux.vnet.ibm.com>
Signed-off-by: Haren Myneni <haren@linux.ibm.com>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
Link: https://lore.kernel.org/r/1587016846.2275.1053.camel@hbabu-laptop
Diffstat (limited to 'arch/powerpc/platforms/powernv/vas-window.c')
| -rw-r--r-- | arch/powerpc/platforms/powernv/vas-window.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/arch/powerpc/platforms/powernv/vas-window.c b/arch/powerpc/platforms/powernv/vas-window.c index 0c0d27d17976..1783fa9b4298 100644 --- a/arch/powerpc/platforms/powernv/vas-window.c +++ b/arch/powerpc/platforms/powernv/vas-window.c @@ -827,9 +827,9 @@ void vas_init_rx_win_attr(struct vas_rx_win_attr *rxattr, enum vas_cop_type cop) rxattr->fault_win = true; rxattr->notify_disable = true; rxattr->rx_wcred_mode = true; - rxattr->tx_wcred_mode = true; rxattr->rx_win_ord_mode = true; - rxattr->tx_win_ord_mode = true; + rxattr->rej_no_credit = true; + rxattr->tc_mode = VAS_THRESH_DISABLED; } else if (cop == VAS_COP_TYPE_FTW) { rxattr->user_win = true; rxattr->intr_disable = true; |