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| author | Kenji Kaneshige <kaneshige.kenji@jp.fujitsu.com> | 2005-12-05 19:31:00 +0900 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@suse.de> | 2006-01-09 12:13:18 -0800 |
| commit | 81f154427c0c50b6492d454abf98e15c1c2e354e (patch) | |
| tree | 5143314ec7f399b58f2bf98a63c3be7c97d004aa /drivers/pci | |
| parent | cd5b50be8d8e8e6170da3a261fc625fd603f9dc4 (diff) | |
| download | op-kernel-dev-81f154427c0c50b6492d454abf98e15c1c2e354e.zip op-kernel-dev-81f154427c0c50b6492d454abf98e15c1c2e354e.tar.gz | |
[PATCH] shpchp: Implement get_address callback
The following patch implements .get_address callback of
hotplug_slot_ops for SHPCHP driver. With this patch, we
can see bus address of hotplug slots as follows:
$ cat address
0000:0b:01
Signed-off-by: Kenji Kaneshige <kaneshige.kenji@jp.fujitsu.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
Diffstat (limited to 'drivers/pci')
| -rw-r--r-- | drivers/pci/hotplug/shpchp_core.c | 14 |
1 files changed, 14 insertions, 0 deletions
diff --git a/drivers/pci/hotplug/shpchp_core.c b/drivers/pci/hotplug/shpchp_core.c index d81f8a7..a2b3f00 100644 --- a/drivers/pci/hotplug/shpchp_core.c +++ b/drivers/pci/hotplug/shpchp_core.c @@ -65,6 +65,7 @@ static int get_power_status (struct hotplug_slot *slot, u8 *value); static int get_attention_status (struct hotplug_slot *slot, u8 *value); static int get_latch_status (struct hotplug_slot *slot, u8 *value); static int get_adapter_status (struct hotplug_slot *slot, u8 *value); +static int get_address (struct hotplug_slot *slot, u32 *value); static int get_max_bus_speed (struct hotplug_slot *slot, enum pci_bus_speed *value); static int get_cur_bus_speed (struct hotplug_slot *slot, enum pci_bus_speed *value); @@ -77,6 +78,7 @@ static struct hotplug_slot_ops shpchp_hotplug_slot_ops = { .get_attention_status = get_attention_status, .get_latch_status = get_latch_status, .get_adapter_status = get_adapter_status, + .get_address = get_address, .get_max_bus_speed = get_max_bus_speed, .get_cur_bus_speed = get_cur_bus_speed, }; @@ -314,6 +316,18 @@ static int get_adapter_status (struct hotplug_slot *hotplug_slot, u8 *value) return 0; } +static int get_address (struct hotplug_slot *hotplug_slot, u32 *value) +{ + struct slot *slot = get_slot (hotplug_slot, __FUNCTION__); + struct pci_bus *bus = slot->ctrl->pci_dev->subordinate; + + dbg("%s - physical_slot = %s\n", __FUNCTION__, hotplug_slot->name); + + *value = (pci_domain_nr(bus) << 16) | (slot->bus << 8) | slot->device; + + return 0; +} + static int get_max_bus_speed (struct hotplug_slot *hotplug_slot, enum pci_bus_speed *value) { struct slot *slot = get_slot (hotplug_slot, __FUNCTION__); |
