diff options
Diffstat (limited to 'sys/dev/pci/pci.c')
| -rw-r--r-- | sys/dev/pci/pci.c | 59 |
1 files changed, 7 insertions, 52 deletions
diff --git a/sys/dev/pci/pci.c b/sys/dev/pci/pci.c index 172ce81..41bb4b1 100644 --- a/sys/dev/pci/pci.c +++ b/sys/dev/pci/pci.c @@ -124,8 +124,6 @@ static void pci_resume_msix(device_t dev); static int pci_remap_intr_method(device_t bus, device_t dev, u_int irq); -static uint16_t pci_get_rid_method(device_t dev, device_t child); - static device_method_t pci_methods[] = { /* Device interface */ DEVMETHOD(device_probe, pci_probe), @@ -184,7 +182,6 @@ static device_method_t pci_methods[] = { DEVMETHOD(pci_release_msi, pci_release_msi_method), DEVMETHOD(pci_msi_count, pci_msi_count_method), DEVMETHOD(pci_msix_count, pci_msix_count_method), - DEVMETHOD(pci_get_rid, pci_get_rid_method), DEVMETHOD_END }; @@ -354,11 +351,6 @@ SYSCTL_INT(_hw_pci, OID_AUTO, clear_buses, CTLFLAG_RDTUN, &pci_clear_buses, 0, "Ignore firmware-assigned bus numbers."); #endif -static int pci_enable_ari = 1; -TUNABLE_INT("hw.pci.enable_ari", &pci_enable_ari); -SYSCTL_INT(_hw_pci, OID_AUTO, enable_ari, CTLFLAG_RDTUN, &pci_enable_ari, - 0, "Enable support for PCIe Alternative RID Interpretation"); - static int pci_has_quirk(uint32_t devid, int quirk) { @@ -3459,19 +3451,6 @@ pci_add_resources(device_t bus, device_t dev, int force, uint32_t prefetchmask) #endif } -static struct pci_devinfo * -pci_identify_function(device_t pcib, device_t dev, int domain, int busno, - int slot, int func, size_t dinfo_size) -{ - struct pci_devinfo *dinfo; - - dinfo = pci_read_device(pcib, domain, busno, slot, func, dinfo_size); - if (dinfo != NULL) - pci_add_child(dev, dinfo); - - return (dinfo); -} - void pci_add_children(device_t dev, int domain, int busno, size_t dinfo_size) { @@ -3481,24 +3460,6 @@ pci_add_children(device_t dev, int domain, int busno, size_t dinfo_size) int maxslots; int s, f, pcifunchigh; uint8_t hdrtype; - int first_func; - - /* - * Try to detect a device at slot 0, function 0. If it exists, try to - * enable ARI. We must enable ARI before detecting the rest of the - * functions on this bus as ARI changes the set of slots and functions - * that are legal on this bus. - */ - dinfo = pci_identify_function(pcib, dev, domain, busno, 0, 0, - dinfo_size); - if (dinfo != NULL && pci_enable_ari) - PCIB_TRY_ENABLE_ARI(pcib, dinfo->cfg.dev); - - /* - * Start looking for new devices on slot 0 at function 1 because we - * just identified the device at slot 0, function 0. - */ - first_func = 1; KASSERT(dinfo_size >= sizeof(struct pci_devinfo), ("dinfo_size too small")); @@ -3511,13 +3472,14 @@ pci_add_children(device_t dev, int domain, int busno, size_t dinfo_size) if ((hdrtype & PCIM_HDRTYPE) > PCI_MAXHDRTYPE) continue; if (hdrtype & PCIM_MFDEV) - pcifunchigh = PCIB_MAXFUNCS(pcib); - for (f = first_func; f <= pcifunchigh; f++) - pci_identify_function(pcib, dev, domain, busno, s, f, + pcifunchigh = PCI_FUNCMAX; + for (f = 0; f <= pcifunchigh; f++) { + dinfo = pci_read_device(pcib, domain, busno, s, f, dinfo_size); - - /* For slots after slot 0 we need to check for function 0. */ - first_func = 0; + if (dinfo != NULL) { + pci_add_child(dev, dinfo); + } + } } #undef REG } @@ -5093,10 +5055,3 @@ pci_restore_state(device_t dev) dinfo = device_get_ivars(dev); pci_cfg_restore(dev, dinfo); } - -static uint16_t -pci_get_rid_method(device_t dev, device_t child) -{ - - return (PCIB_GET_RID(device_get_parent(dev), child)); -} |
