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Commit 47123896 authored by Zhengping Jiang's avatar Zhengping Jiang
Browse files

floss: reduce descriptor of uhid 

The uhid device is created to help suspend. It does not need to be a
fully functional device.

Bug: 309017352
Bug: 330782760
Test: mma -j32
Test: suspend and check wake type
Flag: EXEMPT floss only change
Change-Id: Idd4d5da4df482a13a03aa993dca6b195aa6ed734
parent 31beac83

system/gd/rust/linux/utils/src/uhid.rs

+4 −12
Original line number Diff line number Diff line
@@ -11,7 +11,7 @@ const PID_DEFAULT: u32 = 0x0000; 
pub const BD_ADDR_DEFAULT: &str = "00:00:00:00:00:00";



// Report descriptor for a standard mouse

const RDESC: [u8; 50] = [

const RDESC: [u8; 34] = [

    0x05, 0x01, // USAGE_PAGE (Generic Desktop)

    0x09, 0x02, // USAGE (Mouse)

    0xa1, 0x01, // COLLECTION (Application)
@@ -19,23 +19,15 @@ const RDESC: [u8; 50] = [ 
    0xa1, 0x00, //   COLLECTION (Physical)

    0x05, 0x09, //     USAGE_PAGE (Button)

    0x19, 0x01, //     USAGE_MINIMUM (Button 1)

    0x29, 0x03, //     USAGE_MAXIMUM (Button 3)

    0x29, 0x01, //     USAGE_MAXIMUM (Button 1)

    0x15, 0x00, //     LOGICAL_MINIMUM (0)

    0x25, 0x01, //     LOGICAL_MAXIMUM (1)

    0x95, 0x03, //     REPORT_COUNT (3)

    0x95, 0x01, //     REPORT_COUNT (1)

    0x75, 0x01, //     REPORT_SIZE (1)

    0x81, 0x02, //     INPUT (Data,Var,Abs)

    0x95, 0x01, //     REPORT_COUNT (1)

    0x75, 0x05, //     REPORT_SIZE (5)

    0x75, 0x07, //     REPORT_SIZE (7)

    0x81, 0x03, //     INPUT (Cnst,Var,Abs)

    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,Var,Rel)

    0xc0, //   END_COLLECTION

    0xc0, // END_COLLECTION

];