diff options
| author | Rafał Miłecki <zajec5@gmail.com> | 2015-02-08 17:11:50 +0100 |
|---|---|---|
| committer | Kalle Valo <kvalo@codeaurora.org> | 2015-03-02 15:59:45 +0100 |
| commit | 9b6cc9a807c79c3c356af6f4e6c55e62c6554226 (patch) | |
| tree | b46b492ed06e0db3d96af53e45fd322728a2a657 | |
| parent | bcma: support bringing up bus hosted on PCIe Gen 2 (diff) | |
| download | linux-9b6cc9a807c79c3c356af6f4e6c55e62c6554226.tar.xz linux-9b6cc9a807c79c3c356af6f4e6c55e62c6554226.zip | |
bcma: enable support for PCIe Gen 2 host devices
Signed-off-by: Rafał Miłecki <zajec5@gmail.com>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
| -rw-r--r-- | drivers/bcma/bcma_private.h | 1 | ||||
| -rw-r--r-- | drivers/bcma/host_pci.c | 15 | ||||
| -rw-r--r-- | drivers/bcma/main.c | 2 |
3 files changed, 16 insertions, 2 deletions
diff --git a/drivers/bcma/bcma_private.h b/drivers/bcma/bcma_private.h index 36929126a206..29565e30700a 100644 --- a/drivers/bcma/bcma_private.h +++ b/drivers/bcma/bcma_private.h @@ -26,6 +26,7 @@ bool bcma_wait_value(struct bcma_device *core, u16 reg, u32 mask, u32 value, int timeout); void bcma_prepare_core(struct bcma_bus *bus, struct bcma_device *core); void bcma_init_bus(struct bcma_bus *bus); +void bcma_unregister_cores(struct bcma_bus *bus); int bcma_bus_register(struct bcma_bus *bus); void bcma_bus_unregister(struct bcma_bus *bus); int __init bcma_bus_early_register(struct bcma_bus *bus); diff --git a/drivers/bcma/host_pci.c b/drivers/bcma/host_pci.c index 5fb87a899a24..a62a2f9091f5 100644 --- a/drivers/bcma/host_pci.c +++ b/drivers/bcma/host_pci.c @@ -213,16 +213,26 @@ static int bcma_host_pci_probe(struct pci_dev *dev, /* Initialize struct, detect chip */ bcma_init_bus(bus); + /* Scan bus to find out generation of PCIe core */ + err = bcma_bus_scan(bus); + if (err) + goto err_pci_unmap_mmio; + + if (bcma_find_core(bus, BCMA_CORE_PCIE2)) + bus->host_is_pcie2 = true; + /* Register */ err = bcma_bus_register(bus); if (err) - goto err_pci_unmap_mmio; + goto err_unregister_cores; pci_set_drvdata(dev, bus); out: return err; +err_unregister_cores: + bcma_unregister_cores(bus); err_pci_unmap_mmio: pci_iounmap(dev, bus->mmio); err_pci_release_regions: @@ -283,9 +293,12 @@ static const struct pci_device_id bcma_pci_bridge_tbl[] = { { PCI_DEVICE(PCI_VENDOR_ID_BROADCOM, 0x4357) }, { PCI_DEVICE(PCI_VENDOR_ID_BROADCOM, 0x4358) }, { PCI_DEVICE(PCI_VENDOR_ID_BROADCOM, 0x4359) }, + { PCI_DEVICE(PCI_VENDOR_ID_BROADCOM, 0x4360) }, { PCI_DEVICE(PCI_VENDOR_ID_BROADCOM, 0x4365) }, + { PCI_DEVICE(PCI_VENDOR_ID_BROADCOM, 0x43a0) }, { PCI_DEVICE(PCI_VENDOR_ID_BROADCOM, 0x43a9) }, { PCI_DEVICE(PCI_VENDOR_ID_BROADCOM, 0x43aa) }, + { PCI_DEVICE(PCI_VENDOR_ID_BROADCOM, 0x43b1) }, { PCI_DEVICE(PCI_VENDOR_ID_BROADCOM, 0x4727) }, { PCI_DEVICE(PCI_VENDOR_ID_BROADCOM, 43227) }, /* 0xa8db, BCM43217 (sic!) */ { PCI_DEVICE(PCI_VENDOR_ID_BROADCOM, 43228) }, /* 0xa8dc */ diff --git a/drivers/bcma/main.c b/drivers/bcma/main.c index 38bde6eab8a4..9635f1033ce5 100644 --- a/drivers/bcma/main.c +++ b/drivers/bcma/main.c @@ -363,7 +363,7 @@ static int bcma_register_devices(struct bcma_bus *bus) return 0; } -static void bcma_unregister_cores(struct bcma_bus *bus) +void bcma_unregister_cores(struct bcma_bus *bus) { struct bcma_device *core, *tmp; |