On Tue, 2018-04-17 at 10:41 +0530, Vaibhav Jain wrote: > APC virtual machines arent used on POWER-9 chips and are already > disabled in on-chip CAPP. They also need to be disabled on the PSL > via > 'PSL Data Send Control Register' by setting bit(47). This forces the > PSL to send commands to CAPP with queue.id == 0. > > Signed-off-by: Vaibhav Jain <vaib...@linux.vnet.ibm.com> > --- > drivers/misc/cxl/pci.c | 4 ++-- > 1 file changed, 2 insertions(+), 2 deletions(-) > > diff --git a/drivers/misc/cxl/pci.c b/drivers/misc/cxl/pci.c > index c32432168e6b..af30ee848d35 100644 > --- a/drivers/misc/cxl/pci.c > +++ b/drivers/misc/cxl/pci.c > @@ -516,9 +516,9 @@ static int > init_implementation_adapter_regs_psl9(struct cxl *adapter, > cxl_p1_write(adapter, CXL_PSL9_FIR_CNTL, psl_fircntl); > > /* Setup the PSL to transmit packets on the PCIe before the > - * CAPP is enabled > + * CAPP is enabled. Make sure that CAPP virtual machines are > disabled > */ > - cxl_p1_write(adapter, CXL_PSL9_DSNDCTL, > 0x0001001000002A10ULL); > + cxl_p1_write(adapter, CXL_PSL9_DSNDCTL, > 0x0001001000012A10ULL); > > /* > * A response to an ASB_Notify request is returned by the >
Reviewed-by: Alastair D'Silva <alast...@d-silva.org> -- Alastair D'Silva Open Source Developer Linux Technology Centre, IBM Australiamob: 0423 762 819
