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[v4,1/3] PCI/ACPI: Homogenize _OSC negotiation output

Message ID 20190701204515.23374-2-asierra@xes-inc.com (mailing list archive)
State New, archived
Delegated to: Bjorn Helgaas
Headers show
Series [v4,1/3] PCI/ACPI: Homogenize _OSC negotiation output | expand

Commit Message

Aaron Sierra July 1, 2019, 8:45 p.m. UTC
Previously, the format of messages printed after negotiating _OSC
depended on whether the entire operation was considered to be a success
or failure. Now, printed messages are homogenized to always show what
was requested versus what was granted.

Previous output (success):

  acpi PNP0A08:00: _OSC: OS now controls [PME AER PCIeCapability LTR]

Previous output (failure):

  acpi PNP0A08:00: _OSC: OS requested [PME AER PCIeCapability LTR]
  acpi PNP0A08:00: _OSC: platform willing to grant []

New output:

  acpi PNP0A08:00: _OSC: OS requested [PME AER PCIeCapability LTR]
  acpi PNP0A08:00: _OSC: platform granted [PME AER PCIeCapability LTR]

Signed-off-by: Aaron Sierra <asierra@xes-inc.com>
---
 drivers/acpi/pci_root.c | 5 ++---
 1 file changed, 2 insertions(+), 3 deletions(-)
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Patch

diff --git a/drivers/acpi/pci_root.c b/drivers/acpi/pci_root.c
index 0d57f817ef1e..21aa56f9ca54 100644
--- a/drivers/acpi/pci_root.c
+++ b/drivers/acpi/pci_root.c
@@ -504,8 +504,9 @@  static void negotiate_os_control(struct acpi_pci_root *root, int *no_aspm,
 	requested = control;
 	status = acpi_pci_osc_control_set(handle, &control,
 					  OSC_PCI_EXPRESS_CAPABILITY_CONTROL);
+	decode_osc_control(root, "OS requested", requested);
+	decode_osc_control(root, "platform granted", control);
 	if (ACPI_SUCCESS(status)) {
-		decode_osc_control(root, "OS now controls", control);
 		if (acpi_gbl_FADT.boot_flags & ACPI_FADT_NO_ASPM) {
 			/*
 			 * We have ASPM control, but the FADT indicates that
@@ -516,8 +517,6 @@  static void negotiate_os_control(struct acpi_pci_root *root, int *no_aspm,
 			*no_aspm = 1;
 		}
 	} else {
-		decode_osc_control(root, "OS requested", requested);
-		decode_osc_control(root, "platform willing to grant", control);
 		dev_info(&device->dev, "_OSC failed (%s); disabling ASPM\n",
 			acpi_format_exception(status));