I turned on verbose scheduling in ehci. These requests work on USB 1.0.

[  869.178063] lirc_mceusb2[9]: receive request called (size=0x10)
[  869.178074] ehci_hcd 0000:00:1d.7: Budgeting new QH: owner
f79ac800, timing 1,2,32, interval 8
[  869.178079]   FS/LS strategy, Metrics:
[  869.178082]   uFrame slot 0 :  0:-1|92
[  869.178089]   uFrame slot 1 :  0:-1|92
[  869.178095]   uFrame slot 2 :  0:-1|92
[  869.178102]   uFrame slot 3 :  0:-1|92
[  869.178109]   uFrame slot 4 :  0:-1|92
[  869.178115]   uFrame slot 5 :  0:-1|92
[  869.178121]   uFrame slot 6 :  0:-1|92
[  869.178127]   uFrame slot 7 :  0:-1|92
[  869.178134] ehci_hcd 0000:00:1d.7:   Budgeting slot choice: -1
[  869.178139] ehci_hcd 0000:00:1d.7:   Budgeting status: -28
[  869.178143] ehci_hcd 0000:00:1d.7:   Budget after:
[  869.178147]   slot 0: [QH (HS) f78fb3ec 2048 0x0 0x1][QH (FS/LS)
f78fb400 64 0x380 0x20][QH (FS/LS) f78fb3d8 64 0x380 0x20][QH (FS/LS)
f78fb414 64 0x380 0x20][QH (HS) f78fb8c4 8 0x0 0x4][QH (HS) f78fb8b0 1
0x0 0xff]
[  869.178166]   slot 1: [QH (HS) f78fb8c4 8 0x0 0x4][QH (HS) f78fb8b0
1 0x0 0xff]
[  869.178174]   slot 2: [QH (HS) f78fb8c4 8 0x0 0x4][QH (HS) f78fb8b0
1 0x0 0xff]
[  869.178183]   slot 3: [QH (HS) f78fb8c4 8 0x0 0x4][QH (HS) f78fb8b0
1 0x0 0xff]
[  869.178193]   slot 4: [QH (HS) f78fb8c4 8 0x0 0x4][QH (HS) f78fb8b0
1 0x0 0xff]
[  869.178200]   slot 5: [QH (HS) f78fb8c4 8 0x0 0x4][QH (HS) f78fb8b0
1 0x0 0xff]
[  869.178209]   slot 6: [QH (HS) f78fb8c4 8 0x0 0x4][QH (HS) f78fb8b0
1 0x0 0xff]
[  869.178217]   slot 7: [QH (HS) f78fb8c4 8 0x0 0x4][QH (HS) f78fb8b0
1 0x0 0xff]
[  869.178226]   slot 8: [QH (FS/LS) f78fb400 64 0x380 0x20][QH
(FS/LS) f78fb3d8 64 0x380 0x20][QH (FS/LS) f78fb414 64 0x380 0x20][QH
(HS) f78fb8c4 8 0x0 0x4][QH (HS) f78fb8b0 1 0x0 0xff]
[  869.178243]   slot 9: [QH (HS) f78fb8c4 8 0x0 0x4][QH (HS) f78fb8b0
1 0x0 0xff]
[  869.178251]   slot 10: [QH (HS) f78fb8c4 8 0x0 0x4][QH (HS)
f78fb8b0 1 0x0 0xff]
[  869.178259]   slot 11: [QH (HS) f78fb8c4 8 0x0 0x4][QH (HS)
f78fb8b0 1 0x0 0xff]
[  869.178267]   slot 12: [QH (HS) f78fb8c4 8 0x0 0x4][QH (HS)
f78fb8b0 1 0x0 0xff]
[  869.178276]   slot 13: [QH (HS) f78fb8c4 8 0x0 0x4][QH (HS)
f78fb8b0 1 0x0 0xff]
[  869.178284]   slot 14: [QH (HS) f78fb8c4 8 0x0 0x4][QH (HS)
f78fb8b0 1 0x0 0xff]
[  869.178293]   slot 15: [QH (HS) f78fb8c4 8 0x0 0x4][QH (HS)
f78fb8b0 1 0x0 0xff]
[  869.178301]   slot 16: [QH (FS/LS) f78fb400 64 0x380 0x20][QH
(FS/LS) f78fb3d8 64 0x380 0x20][QH (FS/LS) f78fb414 64 0x380 0x20][QH
(HS) f78fb8c4 8 0x0 0x4][QH (HS) f78fb8b0 1 0x0 0xff]
[  869.178319]   slot 17: [QH (HS) f78fb8c4 8 0x0 0x4][QH (HS)
f78fb8b0 1 0x0 0xff]
[  869.178327]   slot 18: [QH (HS) f78fb8c4 8 0x0 0x4][QH (HS)
f78fb8b0 1 0x0 0xff]
[  869.178335]   slot 19: [QH (HS) f78fb8c4 8 0x0 0x4][QH (HS)
f78fb8b0 1 0x0 0xff]
[  869.178343]   slot 20: [QH (HS) f78fb8c4 8 0x0 0x4][QH (HS)
f78fb8b0 1 0x0 0xff]
[  869.178352]   slot 21: [QH (HS) f78fb8c4 8 0x0 0x4][QH (HS)
f78fb8b0 1 0x0 0xff]
[  869.178360]   slot 22: [QH (HS) f78fb8c4 8 0x0 0x4][QH (HS)
f78fb8b0 1 0x0 0xff]
[  869.178368]   slot 23: [QH (HS) f78fb8c4 8 0x0 0x4][QH (HS)
f78fb8b0 1 0x0 0xff]
[  869.178377]   slot 24: [QH (FS/LS) f78fb400 64 0x380 0x20][QH
(FS/LS) f78fb3d8 64 0x380 0x20][QH (FS/LS) f78fb414 64 0x380 0x20][QH
(HS) f78fb8c4 8 0x0 0x4][QH (HS) f78fb8b0 1 0x0 0xff]
[  869.178396]   slot 25: [QH (HS) f78fb8c4 8 0x0 0x4][QH (HS)
f78fb8b0 1 0x0 0xff]
[  869.178404]   slot 26: [QH (HS) f78fb8c4 8 0x0 0x4][QH (HS)
f78fb8b0 1 0x0 0xff]
[  869.178411]   slot 27: [QH (HS) f78fb8c4 8 0x0 0x4][QH (HS)
f78fb8b0 1 0x0 0xff]
[  869.178419]   slot 28: [QH (HS) f78fb8c4 8 0x0 0x4][QH (HS)
f78fb8b0 1 0x0 0xff]
[  869.178427]   slot 29: [QH (HS) f78fb8c4 8 0x0 0x4][QH (HS)
f78fb8b0 1 0x0 0xff]
[  869.178436]   slot 30: [QH (HS) f78fb8c4 8 0x0 0x4][QH (HS)
f78fb8b0 1 0x0 0xff]
[  869.178443]   slot 31: [QH (HS) f78fb8c4 8 0x0 0x4][QH (HS)
f78fb8b0 1 0x0 0xff]
[  869.178452] lirc_mceusb2[9]: receive request FAILED! (res=-28)



-- 
Jon Smirl
[EMAIL PROTECTED]

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