ACPI, PCI: PCIe ASPM _OSC support capabilities called when root bridge added
The _OSC capabilities OSC_ACTIVE_STATE_PWR_SUPPORT and
OSC_CLOCK_PWR_CAPABILITY_SUPPORT are set when the root bridge is added
with pci_acpi_osc_support(), so we no longer need to do it in the
ASPM driver.
---
drivers/acpi/pci_root.c | 4 ++++
drivers/pci/pcie/aspm.c | 22 ----------------------
2 files changed, 4 insertions(+), 22 deletions(-)
diff --git a/drivers/acpi/pci_root.c b/drivers/acpi/pci_root.c
index 47df4a8..4d60629 100644
--- a/drivers/acpi/pci_root.c
+++ b/drivers/acpi/pci_root.c
@@ -214,6 +214,10 @@ static int __devinit acpi_pci_root_add(struct acpi_device *device)
pci_acpi_osc_support(device->handle,
OSC_EXT_PCI_CONFIG_SUPPORT |
OSC_PCI_SEGMENT_GROUPS_SUPPORT |
+#ifdef CONFIG_PCIEASPM
+ OSC_ACTIVE_STATE_PWR_SUPPORT |
+ OSC_CLOCK_PWR_CAPABILITY_SUPPORT |
+#endif
0);
/*
diff --git a/drivers/pci/pcie/aspm.c b/drivers/pci/pcie/aspm.c
index 8f63f4c..2c87883 100644
--- a/drivers/pci/pcie/aspm.c
+++ b/drivers/pci/pcie/aspm.c
@@ -833,25 +833,3 @@ void pcie_no_aspm(void)
if (!aspm_force)
aspm_disabled = 1;
}
-
-#ifdef CONFIG_ACPI
-#include <acpi/acpi_bus.h>
-#include <linux/pci-acpi.h>
-static void pcie_aspm_platform_init(void)
-{
- pcie_osc_support_set(OSC_ACTIVE_STATE_PWR_SUPPORT|
- OSC_CLOCK_PWR_CAPABILITY_SUPPORT);
-}
-#else
-static inline void pcie_aspm_platform_init(void) { }
-#endif
-
-static int __init pcie_aspm_init(void)
-{
- if (aspm_disabled)
- return 0;
- pcie_aspm_platform_init();
- return 0;
-}
-
-fs_initcall(pcie_aspm_init);
--
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