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authorFrederic Weisbecker2009-10-18 01:09:09 +0200
committerFrederic Weisbecker2009-10-18 01:12:33 +0200
commit0f8f86c7bdd1c954fbe153af437a0d91a6c5721a (patch)
tree94a8d419a470a4f9852ca397bb9bbe48db92ff5c /drivers/pci/hotplug/shpchp_pci.c
parentMerge branch 'linus' into tracing/hw-breakpoints (diff)
parentperf tools: Move dereference after NULL test (diff)
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Merge commit 'perf/core' into perf/hw-breakpoint
Conflicts: kernel/Makefile kernel/trace/Makefile kernel/trace/trace.h samples/Makefile Merge reason: We need to be uptodate with the perf events development branch because we plan to rewrite the breakpoints API on top of perf events.
Diffstat (limited to 'drivers/pci/hotplug/shpchp_pci.c')
-rw-r--r--drivers/pci/hotplug/shpchp_pci.c62
1 files changed, 1 insertions, 61 deletions
diff --git a/drivers/pci/hotplug/shpchp_pci.c b/drivers/pci/hotplug/shpchp_pci.c
index aa315e52529b..8c3d3219f227 100644
--- a/drivers/pci/hotplug/shpchp_pci.c
+++ b/drivers/pci/hotplug/shpchp_pci.c
@@ -34,66 +34,6 @@
#include "../pci.h"
#include "shpchp.h"
-static void program_fw_provided_values(struct pci_dev *dev)
-{
- u16 pci_cmd, pci_bctl;
- struct pci_dev *cdev;
- struct hotplug_params hpp;
-
- /* Program hpp values for this device */
- if (!(dev->hdr_type == PCI_HEADER_TYPE_NORMAL ||
- (dev->hdr_type == PCI_HEADER_TYPE_BRIDGE &&
- (dev->class >> 8) == PCI_CLASS_BRIDGE_PCI)))
- return;
-
- /* use default values if we can't get them from firmware */
- if (get_hp_params_from_firmware(dev, &hpp) ||
- !hpp.t0 || (hpp.t0->revision > 1)) {
- warn("Could not get hotplug parameters. Use defaults\n");
- hpp.t0 = &hpp.type0_data;
- hpp.t0->revision = 0;
- hpp.t0->cache_line_size = 8;
- hpp.t0->latency_timer = 0x40;
- hpp.t0->enable_serr = 0;
- hpp.t0->enable_perr = 0;
- }
-
- pci_write_config_byte(dev,
- PCI_CACHE_LINE_SIZE, hpp.t0->cache_line_size);
- pci_write_config_byte(dev, PCI_LATENCY_TIMER, hpp.t0->latency_timer);
- pci_read_config_word(dev, PCI_COMMAND, &pci_cmd);
- if (hpp.t0->enable_serr)
- pci_cmd |= PCI_COMMAND_SERR;
- else
- pci_cmd &= ~PCI_COMMAND_SERR;
- if (hpp.t0->enable_perr)
- pci_cmd |= PCI_COMMAND_PARITY;
- else
- pci_cmd &= ~PCI_COMMAND_PARITY;
- pci_write_config_word(dev, PCI_COMMAND, pci_cmd);
-
- /* Program bridge control value and child devices */
- if ((dev->class >> 8) == PCI_CLASS_BRIDGE_PCI) {
- pci_write_config_byte(dev, PCI_SEC_LATENCY_TIMER,
- hpp.t0->latency_timer);
- pci_read_config_word(dev, PCI_BRIDGE_CONTROL, &pci_bctl);
- if (hpp.t0->enable_serr)
- pci_bctl |= PCI_BRIDGE_CTL_SERR;
- else
- pci_bctl &= ~PCI_BRIDGE_CTL_SERR;
- if (hpp.t0->enable_perr)
- pci_bctl |= PCI_BRIDGE_CTL_PARITY;
- else
- pci_bctl &= ~PCI_BRIDGE_CTL_PARITY;
- pci_write_config_word(dev, PCI_BRIDGE_CONTROL, pci_bctl);
- if (dev->subordinate) {
- list_for_each_entry(cdev, &dev->subordinate->devices,
- bus_list)
- program_fw_provided_values(cdev);
- }
- }
-}
-
int __ref shpchp_configure_device(struct slot *p_slot)
{
struct pci_dev *dev;
@@ -153,7 +93,7 @@ int __ref shpchp_configure_device(struct slot *p_slot)
child->subordinate = pci_do_scan_bus(child);
pci_bus_size_bridges(child);
}
- program_fw_provided_values(dev);
+ pci_configure_slot(dev);
pci_dev_put(dev);
}