Date: Wed, 15 Jan 2020 14:47:00 +0100 (CET) From: Wojciech Puchar <wojtek@puchar.net> To: Hans Petter Selasky <hps@selasky.org> Cc: Wojciech Puchar <wojtek@puchar.net>, freebsd-hackers@freebsd.org Subject: Re: raspberry pi zero and SLOW USB HID Message-ID: <alpine.BSF.2.20.2001151445280.29312@puchar.net> In-Reply-To: <15d1ed37-a5d4-ed28-beeb-a4b248b5e802@selasky.org> References: <alpine.BSF.2.20.2001131439440.2189@puchar.net> <9f8ae63f-abe5-27d9-e6bf-3d0cc1d3d4f3@selasky.org> <alpine.BSF.2.20.2001131539550.36878@puchar.net> <9a1a3901-ce03-d445-dd9e-bbd775f5288a@selasky.org> <alpine.BSF.2.20.2001140810360.49599@puchar.net> <83126787-192b-5f1b-305c-f48818706b0c@selasky.org> <alpine.BSF.2.20.2001141431400.56040@puchar.net> <15d1ed37-a5d4-ed28-beeb-a4b248b5e802@selasky.org>
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>> Then i've tried linux (truly horrific experience) on raspberry pi. >> Exactly the same delays on USB. > > It might be something in the DWC OTG chipset then :-( yes. seems so. i already made a change in device side to use 64 byte blocks and it is fine. thank you very much for all help.
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