From add750882f327db813af0795727efe5e4579ca5c Mon Sep 17 00:00:00 2001
From: Brad Hards <bradh@frogmouth.net>
Date: Sun, 3 Apr 2011 15:33:19 +1000
Subject: [PATCH] usb: update config descriptors to identify number of
 interfaces

Previously we relied on the .bNumInterfaces, but that won't always be
accurate after the introduction of grouped interfaces.

Signed-off-by: Brad Hards <bradh@frogmouth.net>
Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
---
 hw/usb-hid.c    | 3 +++
 hw/usb-hub.c    | 1 +
 hw/usb-msd.c    | 2 ++
 hw/usb-serial.c | 1 +
 hw/usb-wacom.c  | 1 +
 5 files changed, 8 insertions(+)

diff --git a/hw/usb-hid.c b/hw/usb-hid.c
index 89c293c46..bf59a7d74 100644
--- a/hw/usb-hid.c
+++ b/hw/usb-hid.c
@@ -211,6 +211,7 @@ static const USBDescDevice desc_device_mouse = {
             .iConfiguration        = STR_CONFIG_MOUSE,
             .bmAttributes          = 0xa0,
             .bMaxPower             = 50,
+            .nif = 1,
             .ifs = &desc_iface_mouse,
         },
     },
@@ -227,6 +228,7 @@ static const USBDescDevice desc_device_tablet = {
             .iConfiguration        = STR_CONFIG_TABLET,
             .bmAttributes          = 0xa0,
             .bMaxPower             = 50,
+            .nif = 1,
             .ifs = &desc_iface_tablet,
         },
     },
@@ -243,6 +245,7 @@ static const USBDescDevice desc_device_keyboard = {
             .iConfiguration        = STR_CONFIG_KEYBOARD,
             .bmAttributes          = 0xa0,
             .bMaxPower             = 50,
+            .nif = 1,
             .ifs = &desc_iface_keyboard,
         },
     },
diff --git a/hw/usb-hub.c b/hw/usb-hub.c
index e0588f891..7c1f1597d 100644
--- a/hw/usb-hub.c
+++ b/hw/usb-hub.c
@@ -119,6 +119,7 @@ static const USBDescDevice desc_device_hub = {
             .bNumInterfaces        = 1,
             .bConfigurationValue   = 1,
             .bmAttributes          = 0xe0,
+            .nif = 1,
             .ifs = &desc_iface_hub,
         },
     },
diff --git a/hw/usb-msd.c b/hw/usb-msd.c
index bd1c3a415..040ea7a4c 100644
--- a/hw/usb-msd.c
+++ b/hw/usb-msd.c
@@ -119,6 +119,7 @@ static const USBDescDevice desc_device_full = {
             .bConfigurationValue   = 1,
             .iConfiguration        = STR_CONFIG_FULL,
             .bmAttributes          = 0xc0,
+            .nif = 1,
             .ifs = &desc_iface_full,
         },
     },
@@ -153,6 +154,7 @@ static const USBDescDevice desc_device_high = {
             .bConfigurationValue   = 1,
             .iConfiguration        = STR_CONFIG_HIGH,
             .bmAttributes          = 0xc0,
+            .nif = 1,
             .ifs = &desc_iface_high,
         },
     },
diff --git a/hw/usb-serial.c b/hw/usb-serial.c
index 6763d5204..48ea0d858 100644
--- a/hw/usb-serial.c
+++ b/hw/usb-serial.c
@@ -146,6 +146,7 @@ static const USBDescDevice desc_device = {
             .bConfigurationValue   = 1,
             .bmAttributes          = 0x80,
             .bMaxPower             = 50,
+            .nif = 1,
             .ifs = &desc_iface0,
         },
     },
diff --git a/hw/usb-wacom.c b/hw/usb-wacom.c
index 16be7a20c..57041a1b6 100644
--- a/hw/usb-wacom.c
+++ b/hw/usb-wacom.c
@@ -108,6 +108,7 @@ static const USBDescDevice desc_device_wacom = {
             .bConfigurationValue   = 1,
             .bmAttributes          = 0x80,
             .bMaxPower             = 40,
+            .nif = 1,
             .ifs = &desc_iface_wacom,
         },
     },
-- 
2.39.5