Message ID | 20220810100536.473859-10-danielhb413@gmail.com (mailing list archive) |
---|---|
State | New, archived |
Headers | show |
Series | enable pnv-phb user created devices | expand |
On 8/10/22 12:05, Daniel Henrique Barboza wrote: > The function assumes that we're always dealing with a PNV9_CHIP() > object. This is not the case when the pnv-phb device belongs to a > powernv10 machine. > > Change pnv_phb4_get_pec() to be able to work with PNV10_CHIP() if > necessary. > > Signed-off-by: Daniel Henrique Barboza <danielhb413@gmail.com> > --- > hw/pci-host/pnv_phb.c | 17 +++++++++++++++-- > 1 file changed, 15 insertions(+), 2 deletions(-) > > diff --git a/hw/pci-host/pnv_phb.c b/hw/pci-host/pnv_phb.c > index a142b8ff8d..feaef8137f 100644 > --- a/hw/pci-host/pnv_phb.c > +++ b/hw/pci-host/pnv_phb.c > @@ -53,17 +53,30 @@ static void pnv_parent_bus_fixup(DeviceState *parent, DeviceState *child) > static PnvPhb4PecState *pnv_phb4_get_pec(PnvChip *chip, PnvPHB4 *phb, > Error **errp) > { > - Pnv9Chip *chip9 = PNV9_CHIP(chip); > + PnvPHB *phb_base = phb->phb_base; > + PnvPhb4PecState *pecs = NULL; > int chip_id = phb->chip_id; > int index = phb->phb_id; > int i, j; > > + if (phb_base->version == 4) { > + Pnv9Chip *chip9 = PNV9_CHIP(chip); > + > + pecs = chip9->pecs; > + } else if (phb_base->version == 5) { > + Pnv10Chip *chip10 = PNV10_CHIP(chip); > + > + pecs = chip10->pecs; > + } else { May be : g_assert_not_reached(); > + return NULL; > + } > + > for (i = 0; i < chip->num_pecs; i++) { > /* > * For each PEC, check the amount of phbs it supports > * and see if the given phb4 index matches an index. > */ > - PnvPhb4PecState *pec = &chip9->pecs[i]; > + PnvPhb4PecState *pec = &pecs[i]; > > for (j = 0; j < pec->num_phbs; j++) { > if (index == pnv_phb4_pec_get_phb_id(pec, j)) {
diff --git a/hw/pci-host/pnv_phb.c b/hw/pci-host/pnv_phb.c index a142b8ff8d..feaef8137f 100644 --- a/hw/pci-host/pnv_phb.c +++ b/hw/pci-host/pnv_phb.c @@ -53,17 +53,30 @@ static void pnv_parent_bus_fixup(DeviceState *parent, DeviceState *child) static PnvPhb4PecState *pnv_phb4_get_pec(PnvChip *chip, PnvPHB4 *phb, Error **errp) { - Pnv9Chip *chip9 = PNV9_CHIP(chip); + PnvPHB *phb_base = phb->phb_base; + PnvPhb4PecState *pecs = NULL; int chip_id = phb->chip_id; int index = phb->phb_id; int i, j; + if (phb_base->version == 4) { + Pnv9Chip *chip9 = PNV9_CHIP(chip); + + pecs = chip9->pecs; + } else if (phb_base->version == 5) { + Pnv10Chip *chip10 = PNV10_CHIP(chip); + + pecs = chip10->pecs; + } else { + return NULL; + } + for (i = 0; i < chip->num_pecs; i++) { /* * For each PEC, check the amount of phbs it supports * and see if the given phb4 index matches an index. */ - PnvPhb4PecState *pec = &chip9->pecs[i]; + PnvPhb4PecState *pec = &pecs[i]; for (j = 0; j < pec->num_phbs; j++) { if (index == pnv_phb4_pec_get_phb_id(pec, j)) {
The function assumes that we're always dealing with a PNV9_CHIP() object. This is not the case when the pnv-phb device belongs to a powernv10 machine. Change pnv_phb4_get_pec() to be able to work with PNV10_CHIP() if necessary. Signed-off-by: Daniel Henrique Barboza <danielhb413@gmail.com> --- hw/pci-host/pnv_phb.c | 17 +++++++++++++++-- 1 file changed, 15 insertions(+), 2 deletions(-)