From: Hans de Goede <hdegoede@redhat.com>
Date: Thu, 7 May 2020 10:49:17 +0000 (+0200)
Subject: ACPI: hotplug: PCI: Use the new acpi_evaluate_reg() helper
X-Git-Tag: v5.8-rc1~197^2~1^6
X-Git-Url: http://git.ipfire.org/?a=commitdiff_plain;h=6dd10c47e912390668658c852f173a27f3221092;p=thirdparty%2Fkernel%2Flinux.git

ACPI: hotplug: PCI: Use the new acpi_evaluate_reg() helper

Use the new acpi_evaluate_reg() helper in the acpiphp_glue.c code.

Acked-by: Bjorn Helgaas <bhelgaas@google.com>
Reviewed-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Signed-off-by: Hans de Goede <hdegoede@redhat.com>
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
---

diff --git a/drivers/pci/hotplug/acpiphp_glue.c b/drivers/pci/hotplug/acpiphp_glue.c
index b3869951c0eb7..b4c92cee13f8a 100644
--- a/drivers/pci/hotplug/acpiphp_glue.c
+++ b/drivers/pci/hotplug/acpiphp_glue.c
@@ -385,19 +385,12 @@ static unsigned char acpiphp_max_busnr(struct pci_bus *bus)
 static void acpiphp_set_acpi_region(struct acpiphp_slot *slot)
 {
 	struct acpiphp_func *func;
-	union acpi_object params[2];
-	struct acpi_object_list arg_list;
 
 	list_for_each_entry(func, &slot->funcs, sibling) {
-		arg_list.count = 2;
-		arg_list.pointer = params;
-		params[0].type = ACPI_TYPE_INTEGER;
-		params[0].integer.value = ACPI_ADR_SPACE_PCI_CONFIG;
-		params[1].type = ACPI_TYPE_INTEGER;
-		params[1].integer.value = 1;
 		/* _REG is optional, we don't care about if there is failure */
-		acpi_evaluate_object(func_to_handle(func), "_REG", &arg_list,
-				     NULL);
+		acpi_evaluate_reg(func_to_handle(func),
+				  ACPI_ADR_SPACE_PCI_CONFIG,
+				  ACPI_REG_CONNECT);
 	}
 }