diff options
author | Stephen Rothwell <sfr@canb.auug.org.au> | 2006-04-27 07:18:21 (GMT) |
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committer | Paul Mackerras <paulus@samba.org> | 2006-04-29 08:02:00 (GMT) |
commit | e10fa77368dff31140451fac04d78d9f51f0f3ac (patch) | |
tree | 20f3645859dbd995ded831f5a40b78e823e4fc6e /arch/powerpc/platforms/iseries/vio.c | |
parent | 95a1ca6cd8e702a19ee56efae522a5816a56a205 (diff) | |
download | linux-fsl-qoriq-e10fa77368dff31140451fac04d78d9f51f0f3ac.tar.xz |
[PATCH] powerpc: use the device tree for the iSeries vio bus probe
As an added bonus, since every vio_dev now has a device_node
associated with it, hotplug now works.
Signed-off-by: Stephen Rothwell <sfr@canb.auug.org.au>
Signed-off-by: Paul Mackerras <paulus@samba.org>
Diffstat (limited to 'arch/powerpc/platforms/iseries/vio.c')
-rw-r--r-- | arch/powerpc/platforms/iseries/vio.c | 70 |
1 files changed, 9 insertions, 61 deletions
diff --git a/arch/powerpc/platforms/iseries/vio.c b/arch/powerpc/platforms/iseries/vio.c index 22045a2..a689da6 100644 --- a/arch/powerpc/platforms/iseries/vio.c +++ b/arch/powerpc/platforms/iseries/vio.c @@ -43,58 +43,11 @@ static void __init iommu_vio_init(void) printk("Virtual Bus VIO TCE table failed.\n"); } -/** - * vio_register_device_iseries: - Register a new iSeries vio device. - * @voidev: The device to register. - */ -static struct vio_dev *__init vio_register_device_iseries(char *type, - uint32_t unit_num) +static struct iommu_table *vio_build_iommu_table(struct vio_dev *dev) { - struct vio_dev *viodev; - - /* allocate a vio_dev for this device */ - viodev = kmalloc(sizeof(struct vio_dev), GFP_KERNEL); - if (!viodev) - return NULL; - memset(viodev, 0, sizeof(struct vio_dev)); - - snprintf(viodev->dev.bus_id, BUS_ID_SIZE, "%s%d", type, unit_num); - - viodev->name = viodev->dev.bus_id; - viodev->type = type; - viodev->unit_address = unit_num; - viodev->iommu_table = &vio_iommu_table; - if (vio_register_device(viodev) == NULL) { - kfree(viodev); - return NULL; - } - return viodev; -} - -static void __init probe_bus_iseries(void) -{ - HvLpIndexMap vlan_map; - struct vio_dev *viodev; - int i; - - /* there is only one of each of these */ - vio_register_device_iseries("viocons", 0); - vio_register_device_iseries("vscsi", 0); - - vlan_map = HvLpConfig_getVirtualLanIndexMap(); - for (i = 0; i < HVMAXARCHITECTEDVIRTUALLANS; i++) { - if ((vlan_map & (0x8000 >> i)) == 0) - continue; - viodev = vio_register_device_iseries("vlan", i); - /* veth is special and has it own iommu_table */ - viodev->iommu_table = &veth_iommu_table; - } - for (i = 0; i < HVMAXARCHITECTEDVIRTUALDISKS; i++) - vio_register_device_iseries("viodasd", i); - for (i = 0; i < HVMAXARCHITECTEDVIRTUALCDROMS; i++) - vio_register_device_iseries("viocd", i); - for (i = 0; i < HVMAXARCHITECTEDVIRTUALTAPES; i++) - vio_register_device_iseries("viotape", i); + if (strcmp(dev->type, "vlan") == 0) + return &veth_iommu_table; + return &vio_iommu_table; } /** @@ -109,6 +62,7 @@ static int vio_match_device_iseries(const struct vio_device_id *id, static struct vio_bus_ops vio_bus_ops_iseries = { .match = vio_match_device_iseries, + .build_iommu_table = vio_build_iommu_table, }; /** @@ -116,16 +70,10 @@ static struct vio_bus_ops vio_bus_ops_iseries = { */ static int __init vio_bus_init_iseries(void) { - int err; - - err = vio_bus_init(&vio_bus_ops_iseries); - if (err == 0) { - iommu_vio_init(); - vio_bus_device.iommu_table = &vio_iommu_table; - iSeries_vio_dev = &vio_bus_device.dev; - probe_bus_iseries(); - } - return err; + iommu_vio_init(); + vio_bus_device.iommu_table = &vio_iommu_table; + iSeries_vio_dev = &vio_bus_device.dev; + return vio_bus_init(&vio_bus_ops_iseries); } __initcall(vio_bus_init_iseries); |