[Qemu-devel] [PATCH v2 1/2] usb-hid: Add high speed mouse configuration

[Jan Vesely <jano.vesely@gmail.com>]

v2: add usb_mouse_properties
    use macros for bmAttributes

Signed-off-by: Jan Vesely <jano.vesely@gmail.com>
---
 hw/usb/dev-hid.c | 73 +++++++++++++++++++++++++++++++++++++++++++++++++-------
 1 file changed, 65 insertions(+), 8 deletions(-)

diff --git a/hw/usb/dev-hid.c b/hw/usb/dev-hid.c
index f36e617..70c2c5f 100644
--- a/hw/usb/dev-hid.c
+++ b/hw/usb/dev-hid.c
@@ -55,9 +55,10 @@ enum {
     STR_PRODUCT_TABLET,
     STR_PRODUCT_KEYBOARD,
     STR_SERIALNUMBER,
-    STR_CONFIG_MOUSE,
     STR_CONFIG_TABLET,
     STR_CONFIG_KEYBOARD,
+    STR_CONFIG_MOUSE_FULL,
+    STR_CONFIG_MOUSE_HIGH,
 };
 
 static const USBDescStrings desc_strings = {
@@ -66,12 +67,13 @@ static const USBDescStrings desc_strings = {
     [STR_PRODUCT_TABLET]   = "QEMU USB Tablet",
     [STR_PRODUCT_KEYBOARD] = "QEMU USB Keyboard",
     [STR_SERIALNUMBER]     = "42", /* == remote wakeup works */
-    [STR_CONFIG_MOUSE]     = "HID Mouse",
     [STR_CONFIG_TABLET]    = "HID Tablet",
     [STR_CONFIG_KEYBOARD]  = "HID Keyboard",
+    [STR_CONFIG_MOUSE_FULL]= "HID Mouse Full speed configuration (usb 1.1)",
+    [STR_CONFIG_MOUSE_HIGH]= "HID Mouse High speed configuration (usb 2.0)",
 };
 
-static const USBDescIface desc_iface_mouse = {
+static const USBDescIface desc_iface_mouse_full = {
     .bInterfaceNumber              = 0,
     .bNumEndpoints                 = 1,
     .bInterfaceClass               = USB_CLASS_HID,
@@ -102,6 +104,37 @@ static const USBDescIface desc_iface_mouse = {
     },
 };
 
+static const USBDescIface desc_iface_mouse_high = {
+    .bInterfaceNumber              = 0,
+    .bNumEndpoints                 = 1,
+    .bInterfaceClass               = USB_CLASS_HID,
+    .bInterfaceSubClass            = 0x01, /* boot */
+    .bInterfaceProtocol            = 0x02,
+    .ndesc                         = 1,
+    .descs = (USBDescOther[]) {
+        {
+            /* HID descriptor */
+            .data = (uint8_t[]) {
+                0x09,          /*  u8  bLength */
+                USB_DT_HID,    /*  u8  bDescriptorType */
+                0x01, 0x00,    /*  u16 HID_class */
+                0x00,          /*  u8  country_code */
+                0x01,          /*  u8  num_descriptors */
+                USB_DT_REPORT, /*  u8  type: Report */
+                52, 0,         /*  u16 len */
+            },
+        },
+    },
+    .eps = (USBDescEndpoint[]) {
+        {
+            .bEndpointAddress      = USB_DIR_IN | 0x01,
+            .bmAttributes          = USB_ENDPOINT_XFER_INT,
+            .wMaxPacketSize        = 4,
+            .bInterval             = 0x06,
+        },
+    },
+};
+
 static const USBDescIface desc_iface_tablet = {
     .bInterfaceNumber              = 0,
     .bNumEndpoints                 = 1,
@@ -193,19 +226,36 @@ static const USBDescIface desc_iface_keyboard = {
     },
 };
 
-static const USBDescDevice desc_device_mouse = {
-    .bcdUSB                        = 0x0100,
+static const USBDescDevice desc_device_mouse_full = {
+    .bcdUSB                        = 0x0200,
+    .bMaxPacketSize0               = 8,
+    .bNumConfigurations            = 1,
+    .confs = (USBDescConfig[]) {
+        {
+            .bNumInterfaces        = 1,
+            .bConfigurationValue   = 1,
+            .iConfiguration        = STR_CONFIG_MOUSE_FULL,
+            .bmAttributes          = USB_CFG_ATT_ONE | USB_CFG_ATT_WAKEUP,
+            .bMaxPower             = 50,
+            .nif = 1,
+            .ifs = &desc_iface_mouse_full,
+        },
+    },
+};
+
+static const USBDescDevice desc_device_mouse_high = {
+    .bcdUSB                        = 0x0200,
     .bMaxPacketSize0               = 8,
     .bNumConfigurations            = 1,
     .confs = (USBDescConfig[]) {
         {
             .bNumInterfaces        = 1,
             .bConfigurationValue   = 1,
-            .iConfiguration        = STR_CONFIG_MOUSE,
+            .iConfiguration        = STR_CONFIG_MOUSE_HIGH,
             .bmAttributes          = USB_CFG_ATT_ONE | USB_CFG_ATT_WAKEUP,
             .bMaxPower             = 50,
             .nif = 1,
-            .ifs = &desc_iface_mouse,
+            .ifs = &desc_iface_mouse_high,
         },
     },
 };
@@ -274,7 +324,8 @@ static const USBDesc desc_mouse = {
         .iProduct          = STR_PRODUCT_MOUSE,
         .iSerialNumber     = STR_SERIALNUMBER,
     },
-    .full = &desc_device_mouse,
+    .full = &desc_device_mouse_full,
+    .high = &desc_device_mouse_high,
     .str  = desc_strings,
     .msos = &desc_msos_suspend,
 };
@@ -676,6 +727,11 @@ static const TypeInfo usb_tablet_info = {
     .class_init    = usb_tablet_class_initfn,
 };
 
+static Property usb_mouse_properties[] = {
+        DEFINE_PROP_UINT32("usb_version", USBHIDState, usb_version, 2),
+        DEFINE_PROP_END_OF_LIST(),
+};
+
 static void usb_mouse_class_initfn(ObjectClass *klass, void *data)
 {
     DeviceClass *dc = DEVICE_CLASS(klass);
@@ -686,6 +742,7 @@ static void usb_mouse_class_initfn(ObjectClass *klass, void *data)
     uc->product_desc   = "QEMU USB Mouse";
     uc->usb_desc       = &desc_mouse;
     dc->vmsd = &vmstate_usb_ptr;
+    dc->props = usb_mouse_properties;
     set_bit(DEVICE_CATEGORY_INPUT, dc->categories);
 }
 
-- 
1.9.0