This reverts commit 8d16a118950c ("ICL HACK: usb/icl: Work around ACPI
boottime crash").

There shouldn't be any ICL RVP's in CI anymore.

Cc: Imre Deak <[email protected]>
Signed-off-by: Jani Nikula <[email protected]>
---
 drivers/usb/core/usb-acpi.c | 25 -------------------------
 1 file changed, 25 deletions(-)

diff --git a/drivers/usb/core/usb-acpi.c b/drivers/usb/core/usb-acpi.c
index 4c7e862cdf2d..21585ed89ef8 100644
--- a/drivers/usb/core/usb-acpi.c
+++ b/drivers/usb/core/usb-acpi.c
@@ -12,7 +12,6 @@
 #include <linux/acpi.h>
 #include <linux/pci.h>
 #include <linux/usb/hcd.h>
-#include <linux/dmi.h>
 
 #include "hub.h"
 
@@ -190,19 +189,6 @@ static int usb_acpi_add_usb4_devlink(struct usb_device 
*udev)
        return 0;
 }
 
-static const struct dmi_system_id intel_icl_broken_acpi[] = {
-       {
-               .ident = "ICL RVP",
-               .matches = {
-                       DMI_MATCH(DMI_SYS_VENDOR, "Intel Corporation"),
-                       DMI_MATCH(DMI_PRODUCT_NAME, "Ice Lake Client Platform"),
-               },
-       },
-
-       { }
-};
-static bool acpi_connection_type_broken;
-
 /*
  * Private to usb-acpi, all the core needs to know is that
  * port_dev->location is non-zero when it has been set by the firmware.
@@ -218,12 +204,6 @@ usb_acpi_get_connect_type(struct usb_port *port_dev, 
acpi_handle *handle)
        struct acpi_pld_info *pld = NULL;
        acpi_status status;
 
-       /* Work around unknown ACPI instruction error on ICL RVP BIOSes. */
-       if (acpi_connection_type_broken) {
-               port_dev->connect_type = USB_PORT_CONNECT_TYPE_UNKNOWN;
-               return;
-       }
-
        /*
         * According to 9.14 in ACPI Spec 6.2. _PLD indicates whether usb port
         * is user visible and _UPC indicates whether it is connectable. If
@@ -394,11 +374,6 @@ static struct acpi_bus_type usb_acpi_bus = {
 
 int usb_acpi_register(void)
 {
-       if (dmi_check_system(intel_icl_broken_acpi)) {
-               pr_info("USB ACPI connection type broken.\n");
-               acpi_connection_type_broken = true;
-       }
-
        return register_acpi_bus_type(&usb_acpi_bus);
 }
 
-- 
2.39.5

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