Message ID | 20180409034144.22477-2-benh@kernel.crashing.org |
---|---|
State | Accepted |
Headers | show |
Series | [1/2] pcie-slot: Don't fail powering on an already on switch | expand |
On Mon, 2018-04-09 at 13:41 +1000, Benjamin Herrenschmidt wrote: > This happens normally if a slot doesn't have a working HW presence > detect and relies instead of inband presence detect. > > The message we display is scary and not very useful unless ou > are debugging, so quiten it up and change it to something more > meaningful. > > Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org> Acked-By: Michael Neuling <mikey@neuling.org> > --- > hw/phb4.c | 5 ++--- > 1 file changed, 2 insertions(+), 3 deletions(-) > > diff --git a/hw/phb4.c b/hw/phb4.c > index a716f991..531e8a62 100644 > --- a/hw/phb4.c > +++ b/hw/phb4.c > @@ -2646,9 +2646,8 @@ static int64_t phb4_poll_link(struct pci_slot *slot) > } > > if (slot->retries-- == 0) { > - PHBERR(p, "LINK: Timeout waiting for electrical link\n"); > - PHBDBG(p, "LINK: DLP train control: 0x%016llx\n", reg); > - return OPAL_HARDWARE; > + PHBDBG(p, "LINK: No in-band presence\n"); > + return OPAL_SUCCESS; > } > /* Retry */ > return pci_slot_set_sm_timeout(slot, msecs_to_tb(10));
Benjamin Herrenschmidt <benh@kernel.crashing.org> writes: > This happens normally if a slot doesn't have a working HW presence > detect and relies instead of inband presence detect. > > The message we display is scary and not very useful unless ou > are debugging, so quiten it up and change it to something more > meaningful. > > Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org> > --- > hw/phb4.c | 5 ++--- > 1 file changed, 2 insertions(+), 3 deletions(-) Merged to master as of e6bca4a0aa985920e985e3a654f4740347ebbf0e
diff --git a/hw/phb4.c b/hw/phb4.c index a716f991..531e8a62 100644 --- a/hw/phb4.c +++ b/hw/phb4.c @@ -2646,9 +2646,8 @@ static int64_t phb4_poll_link(struct pci_slot *slot) } if (slot->retries-- == 0) { - PHBERR(p, "LINK: Timeout waiting for electrical link\n"); - PHBDBG(p, "LINK: DLP train control: 0x%016llx\n", reg); - return OPAL_HARDWARE; + PHBDBG(p, "LINK: No in-band presence\n"); + return OPAL_SUCCESS; } /* Retry */ return pci_slot_set_sm_timeout(slot, msecs_to_tb(10));
This happens normally if a slot doesn't have a working HW presence detect and relies instead of inband presence detect. The message we display is scary and not very useful unless ou are debugging, so quiten it up and change it to something more meaningful. Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org> --- hw/phb4.c | 5 ++--- 1 file changed, 2 insertions(+), 3 deletions(-)