diff options
Diffstat (limited to 'meta/recipes-devtools/qemu/qemu/0001-qemu-Add-missing-wacom-HID-descriptor.patch')
| -rw-r--r-- | meta/recipes-devtools/qemu/qemu/0001-qemu-Add-missing-wacom-HID-descriptor.patch | 141 |
1 files changed, 141 insertions, 0 deletions
diff --git a/meta/recipes-devtools/qemu/qemu/0001-qemu-Add-missing-wacom-HID-descriptor.patch b/meta/recipes-devtools/qemu/qemu/0001-qemu-Add-missing-wacom-HID-descriptor.patch new file mode 100644 index 0000000000..2f2d19f536 --- /dev/null +++ b/meta/recipes-devtools/qemu/qemu/0001-qemu-Add-missing-wacom-HID-descriptor.patch @@ -0,0 +1,141 @@ +From 883feb43129dc39b491e492c7ccfe89aefe53c44 Mon Sep 17 00:00:00 2001 +From: Richard Purdie <richard.purdie@linuxfoundation.org> +Date: Thu, 27 Nov 2014 14:04:29 +0000 +Subject: [PATCH] qemu: Add missing wacom HID descriptor + +The USB wacom device is missing a HID descriptor which causes it +to fail to operate with recent kernels (e.g. 3.17). + +This patch adds a HID desriptor to the device, based upon one from +real wcom device. + +Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org> + +Upstream-Status: Submitted +2014/11/27 + +[update patch context] +Signed-off-by: Sakib Sajal <sakib.sajal@windriver.com> +--- + hw/usb/dev-wacom.c | 94 +++++++++++++++++++++++++++++++++++++++++++++- + 1 file changed, 93 insertions(+), 1 deletion(-) + +Index: qemu-6.0.0/hw/usb/dev-wacom.c +=================================================================== +--- qemu-6.0.0.orig/hw/usb/dev-wacom.c ++++ qemu-6.0.0/hw/usb/dev-wacom.c +@@ -69,6 +69,89 @@ static const USBDescStrings desc_strings + [STR_SERIALNUMBER] = "1", + }; + ++static const uint8_t qemu_tablet_hid_report_descriptor[] = { ++ 0x05, 0x01, /* Usage Page (Generic Desktop) */ ++ 0x09, 0x02, /* Usage (Mouse) */ ++ 0xa1, 0x01, /* Collection (Application) */ ++ 0x85, 0x01, /* Report ID (1) */ ++ 0x09, 0x01, /* Usage (Pointer) */ ++ 0xa1, 0x00, /* Collection (Physical) */ ++ 0x05, 0x09, /* Usage Page (Button) */ ++ 0x19, 0x01, /* Usage Minimum (1) */ ++ 0x29, 0x05, /* Usage Maximum (5) */ ++ 0x15, 0x00, /* Logical Minimum (0) */ ++ 0x25, 0x01, /* Logical Maximum (1) */ ++ 0x95, 0x05, /* Report Count (5) */ ++ 0x75, 0x01, /* Report Size (1) */ ++ 0x81, 0x02, /* Input (Data, Variable, Absolute) */ ++ 0x95, 0x01, /* Report Count (1) */ ++ 0x75, 0x03, /* Report Size (3) */ ++ 0x81, 0x01, /* Input (Constant) */ ++ 0x05, 0x01, /* Usage Page (Generic Desktop) */ ++ 0x09, 0x30, /* Usage (X) */ ++ 0x09, 0x31, /* Usage (Y) */ ++ 0x15, 0x81, /* Logical Minimum (-127) */ ++ 0x25, 0x7f, /* Logical Maximum (127) */ ++ 0x75, 0x08, /* Report Size (8) */ ++ 0x95, 0x02, /* Report Count (2) */ ++ 0x81, 0x06, /* Input (Data, Variable, Relative) */ ++ 0xc0, /* End Collection */ ++ 0xc0, /* End Collection */ ++ 0x05, 0x0d, /* Usage Page (Digitizer) */ ++ 0x09, 0x01, /* Usage (Digitizer) */ ++ 0xa1, 0x01, /* Collection (Application) */ ++ 0x85, 0x02, /* Report ID (2) */ ++ 0xa1, 0x00, /* Collection (Physical) */ ++ 0x06, 0x00, 0xff, /* Usage Page (Vendor 0xff00) */ ++ 0x09, 0x01, /* Usage (Digitizer) */ ++ 0x15, 0x00, /* Logical Minimum (0) */ ++ 0x26, 0xff, 0x00, /* Logical Maximum (255) */ ++ 0x75, 0x08, /* Report Size (8) */ ++ 0x95, 0x08, /* Report Count (8) */ ++ 0x81, 0x02, /* Input (Data, Variable, Absolute) */ ++ 0xc0, /* End Collection */ ++ 0x09, 0x01, /* Usage (Digitizer) */ ++ 0x85, 0x02, /* Report ID (2) */ ++ 0x95, 0x01, /* Report Count (1) */ ++ 0xb1, 0x02, /* FEATURE (2) */ ++ 0xc0, /* End Collection */ ++ 0x06, 0x00, 0xff, /* Usage Page (Vendor 0xff00) */ ++ 0x09, 0x01, /* Usage (Digitizer) */ ++ 0xa1, 0x01, /* Collection (Application) */ ++ 0x85, 0x02, /* Report ID (2) */ ++ 0x05, 0x0d, /* Usage Page (Digitizer) */ ++ 0x09, 0x22, /* Usage (Finger) */ ++ 0xa1, 0x00, /* Collection (Physical) */ ++ 0x06, 0x00, 0xff, /* Usage Page (Vendor 0xff00) */ ++ 0x09, 0x01, /* Usage (Digitizer) */ ++ 0x15, 0x00, /* Logical Minimum (0) */ ++ 0x26, 0xff, 0x00, /* Logical Maximum */ ++ 0x75, 0x08, /* Report Size (8) */ ++ 0x95, 0x02, /* Report Count (2) */ ++ 0x81, 0x02, /* Input (Data, Variable, Absolute) */ ++ 0x05, 0x01, /* Usage Page (Generic Desktop) */ ++ 0x09, 0x30, /* Usage (X) */ ++ 0x35, 0x00, /* Physical Minimum */ ++ 0x46, 0xe0, 0x2e, /* Physical Maximum */ ++ 0x26, 0xe0, 0x01, /* Logical Maximum */ ++ 0x75, 0x10, /* Report Size (16) */ ++ 0x95, 0x01, /* Report Count (1) */ ++ 0x81, 0x02, /* Input (Data, Variable, Absolute) */ ++ 0x09, 0x31, /* Usage (Y) */ ++ 0x46, 0x40, 0x1f, /* Physical Maximum */ ++ 0x26, 0x40, 0x01, /* Logical Maximum */ ++ 0x81, 0x02, /* Input (Data, Variable, Absolute) */ ++ 0x06, 0x00, 0xff, /* Usage Page (Vendor 0xff00) */ ++ 0x09, 0x01, /* Usage (Digitizer) */ ++ 0x26, 0xff, 0x00, /* Logical Maximum */ ++ 0x75, 0x08, /* Report Size (8) */ ++ 0x95, 0x0d, /* Report Count (13) */ ++ 0x81, 0x02, /* Input (Data, Variable, Absolute) */ ++ 0xc0, /* End Collection */ ++ 0xc0, /* End Collection */ ++}; ++ ++ + static const USBDescIface desc_iface_wacom = { + .bInterfaceNumber = 0, + .bNumEndpoints = 1, +@@ -86,7 +169,7 @@ static const USBDescIface desc_iface_wac + 0x00, /* u8 country_code */ + 0x01, /* u8 num_descriptors */ + USB_DT_REPORT, /* u8 type: Report */ +- 0x6e, 0, /* u16 len */ ++ sizeof(qemu_tablet_hid_report_descriptor), 0, /* u16 len */ + }, + }, + }, +@@ -266,6 +349,15 @@ static void usb_wacom_handle_control(USB + } + + switch (request) { ++ case InterfaceRequest | USB_REQ_GET_DESCRIPTOR: ++ switch (value >> 8) { ++ case 0x22: ++ memcpy(data, qemu_tablet_hid_report_descriptor, ++ sizeof(qemu_tablet_hid_report_descriptor)); ++ p->actual_length = sizeof(qemu_tablet_hid_report_descriptor); ++ break; ++ } ++ break; + case WACOM_SET_REPORT: + if (s->mouse_grabbed) { + qemu_remove_mouse_event_handler(s->eh_entry); |