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Date: Tue, 5 May 2015 11:29:33 +0800 (CST) From: "Yang Hongyang" <macrosheep@....com> To: linux-kernel@...r.kernel.org Cc: linux-input@...r.kernel.org, dmitry.torokhov@...il.com, rydberg@...math.org, jkosina@...e.cz Subject: Re:Input: keyboard/Trackpad support for MacBookPro 12,1 Any ideas? At 2015-04-24 09:56:28, "Yang Hongyang" <macrosheep@....com> wrote: >My new MacBook Pro (Retina, 13-inch, Early 2015, Model Identifier: MacBookPro12,1) with ForceTouch >trackpad has a new Product ID 0x0273, which I think is the ISO, and the other should be ANSI:0x0272, >JIS:0x0274, but I'm not sure, anyone can confirm this? >Apple Internal Keyboard / Trackpad: > Product ID: 0x0273 > Vendor ID: 0x05ac (Apple Inc.) > Version: 6.22 > Serial Number: xx > Manufacturer: Apple Inc. > Location ID: 0x01000000 > >However, after I add the Product ID as usual, the keyboard works fine, but the trackpad doesn't work >at all, after checking the Info by lsusb, the trackpad seems to fallback to the old geyser way because >it reports a wMaxPacketSize 0x0040 1x 64 bytes, I don't have much knowledge about trackpad >driver, is there anyone that can figer out what the driver protocol is? > ># lsusb -v -s 001:003 >Bus 001 Device 003: ID 05ac:0273 Apple, Inc. >Device Descriptor: > bLength 18 > bDescriptorType 1 > bcdUSB 2.00 > bDeviceClass 0 (Defined at Interface level) > bDeviceSubClass 0 > bDeviceProtocol 0 > bMaxPacketSize0 64 > idVendor 0x05ac Apple, Inc. > idProduct 0x0273 > bcdDevice 6.22 > iManufacturer 1 Apple Inc. > iProduct 2 Apple Internal Keyboard / Trackpad > iSerial 3 D3H5107H8T1GHJGA6xxx > bNumConfigurations 1 > Configuration Descriptor: > bLength 9 > bDescriptorType 2 > wTotalLength 141 > bNumInterfaces 5 > bConfigurationValue 1 > iConfiguration 4 Keyboard / Trackpad > bmAttributes 0xa0 > (Bus Powered) > Remote Wakeup > MaxPower 500mA > Interface Descriptor: > bLength 9 > bDescriptorType 4 > bInterfaceNumber 0 > bAlternateSetting 0 > bNumEndpoints 1 > bInterfaceClass 3 Human Interface Device > bInterfaceSubClass 0 No Subclass > bInterfaceProtocol 0 None > iInterface 5 Device Management > HID Device Descriptor: > bLength 9 > bDescriptorType 33 > bcdHID 1.10 > bCountryCode 0 Not supported > bNumDescriptors 1 > bDescriptorType 34 Report > wDescriptorLength 27 > Report Descriptors: > ** UNAVAILABLE ** > Endpoint Descriptor: > bLength 7 > bDescriptorType 5 > bEndpointAddress 0x81 EP 1 IN > bmAttributes 3 > Transfer Type Interrupt > Synch Type None > Usage Type Data > wMaxPacketSize 0x0010 1x 16 bytes > bInterval 8 > Interface Descriptor: > bLength 9 > bDescriptorType 4 > bInterfaceNumber 1 > bAlternateSetting 0 > bNumEndpoints 1 > bInterfaceClass 3 Human Interface Device > bInterfaceSubClass 1 Boot Interface Subclass > bInterfaceProtocol 1 Keyboard > iInterface 6 Keyboard / Boot > HID Device Descriptor: > bLength 9 > bDescriptorType 33 > bcdHID 1.10 > bCountryCode 33 US > bNumDescriptors 1 > bDescriptorType 34 Report > wDescriptorLength 182 > Report Descriptors: > ** UNAVAILABLE ** > Endpoint Descriptor: > bLength 7 > bDescriptorType 5 > bEndpointAddress 0x82 EP 2 IN > bmAttributes 3 > Transfer Type Interrupt > Synch Type None > Usage Type Data > wMaxPacketSize 0x0010 1x 16 bytes > bInterval 8 > Interface Descriptor: > bLength 9 > bDescriptorType 4 > bInterfaceNumber 2 > bAlternateSetting 0 > bNumEndpoints 1 > bInterfaceClass 3 Human Interface Device > bInterfaceSubClass 1 Boot Interface Subclass > bInterfaceProtocol 2 Mouse > iInterface 7 Trackpad / Boot > HID Device Descriptor: > bLength 9 > bDescriptorType 33 > bcdHID 1.10 > bCountryCode 0 Not supported > bNumDescriptors 1 > bDescriptorType 34 Report > wDescriptorLength 110 > Report Descriptors: > ** UNAVAILABLE ** > Endpoint Descriptor: > bLength 7 > bDescriptorType 5 > bEndpointAddress 0x83 EP 3 IN > bmAttributes 3 > Transfer Type Interrupt > Synch Type None > Usage Type Data > wMaxPacketSize 0x0040 1x 64 bytes > bInterval 1 > Interface Descriptor: > bLength 9 > bDescriptorType 4 > bInterfaceNumber 3 > bAlternateSetting 0 > bNumEndpoints 2 > bInterfaceClass 3 Human Interface Device > bInterfaceSubClass 0 No Subclass > bInterfaceProtocol 0 None > iInterface 8 Actuator > HID Device Descriptor: > bLength 9 > bDescriptorType 33 > bcdHID 1.10 > bCountryCode 0 Not supported > bNumDescriptors 1 > bDescriptorType 34 Report > wDescriptorLength 34 > Report Descriptors: > ** UNAVAILABLE ** > Endpoint Descriptor: > bLength 7 > bDescriptorType 5 > bEndpointAddress 0x84 EP 4 IN > bmAttributes 3 > Transfer Type Interrupt > Synch Type None > Usage Type Data > wMaxPacketSize 0x0010 1x 16 bytes > bInterval 8 > Endpoint Descriptor: > bLength 7 > bDescriptorType 5 > bEndpointAddress 0x04 EP 4 OUT > bmAttributes 3 > Transfer Type Interrupt > Synch Type None > Usage Type Data > wMaxPacketSize 0x0040 1x 64 bytes > bInterval 2 > Interface Descriptor: > bLength 9 > bDescriptorType 4 > bInterfaceNumber 4 > bAlternateSetting 0 > bNumEndpoints 1 > bInterfaceClass 3 Human Interface Device > bInterfaceSubClass 0 No Subclass > bInterfaceProtocol 0 None > iInterface 9 Accelerometer > HID Device Descriptor: > bLength 9 > bDescriptorType 33 > bcdHID 1.10 > bCountryCode 0 Not supported > bNumDescriptors 1 > bDescriptorType 34 Report > wDescriptorLength 27 > Report Descriptors: > ** UNAVAILABLE ** > Endpoint Descriptor: > bLength 7 > bDescriptorType 5 > bEndpointAddress 0x85 EP 5 IN > bmAttributes 3 > Transfer Type Interrupt > Synch Type None > Usage Type Data > wMaxPacketSize 0x0040 1x 64 bytes > bInterval 2 >Device Status: 0x0000 > (Bus Powered)
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