From mboxrd@z Thu Jan 1 00:00:00 1970 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: base64 Subject: [14/15] usb: dwc3: Add disabling of start_transfer failure quirk From: Felipe Balbi Message-Id: <87incbzaia.fsf@linux.intel.com> Date: Tue, 09 Jan 2018 10:45:01 +0200 To: Rob Herring , Thinh Nguyen Cc: linux-usb@vger.kernel.org, devicetree@vger.kernel.org, Mark Rutland , John Youn List-ID: SGksCgpSb2IgSGVycmluZyA8cm9iaEBrZXJuZWwub3JnPiB3cml0ZXM6Cj4gT24gRnJpLCBKYW4g MDUsIDIwMTggYXQgMTI6MTY6MDJQTSAtMDgwMCwgVGhpbmggTmd1eWVuIHdyb3RlOgo+PiBJbiBE V0NfdXNiMzEgdmVyc2lvbiAxLjcwYS1lYTA2IGFuZCBwcmlvciBuZWVkcyBhIFNXIHdvcmthcm91 bmQgZm9yIGlzb2MKPj4gU1RBUlQgVFJBTlNGRVIgY29tbWFuZCBmYWlsdXJlLiBIb3dldmVyLCBz b21lIGFmZmVjdGVkIHZlcnNpb25zIG1heSBoYXZlCj4+IFJUTCBwYXRjaGVzIHRvIGZpeCB0aGlz IHdpdGhvdXQgYSBTVyB3b3JrYXJvdW5kLiBBZGQgdGhpcyBxdWlyayB0bwo+PiBkaXNhYmxlIHRo ZSBTVyB3b3JrYXJvdW5kIHdoZW4gaXQgaXMgbm90IG5lZWRlZC4KPgo+IEkgcmVhbGx5IHRoaW5r IHRoaXMgb25lIHNob3VsZCBiZSBpbXBsaWVkIGJ5IGNvbXBhdGlibGUgc3RyaW5ncy4KCndvbid0 IHdvcmsgZm9yIGR3YzMuIENvcmUgZHJpdmVyIGhhcyBhIHNpbmdsZSBjb21wYXRpYmxlIHN0cmlu ZywgYWxzbwp0aGlzIHdvdWxkbid0IHdvcmsgZm9yIFBDSS1iYXNlZCBpbXBsZW1lbnRhdGlvbnMu Cg== From mboxrd@z Thu Jan 1 00:00:00 1970 From: Felipe Balbi Subject: Re: [PATCH 14/15] usb: dwc3: Add disabling of start_transfer failure quirk Date: Tue, 09 Jan 2018 10:45:01 +0200 Message-ID: <87incbzaia.fsf@linux.intel.com> References: <3c63b5f97343d276049e1d59ef2371160004b137.1515182391.git.thinhn@synopsys.com> <20180109041602.f4tk5jynnno2xgvk@rob-hp-laptop> Mime-Version: 1.0 Content-Type: multipart/signed; boundary="=-=-="; micalg=pgp-sha512; protocol="application/pgp-signature" Return-path: In-Reply-To: <20180109041602.f4tk5jynnno2xgvk@rob-hp-laptop> Sender: linux-usb-owner-u79uwXL29TY76Z2rM5mHXA@public.gmane.org To: Rob Herring , Thinh Nguyen Cc: linux-usb-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, devicetree-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, Mark Rutland , John Youn List-Id: devicetree@vger.kernel.org --=-=-= Content-Type: text/plain Content-Transfer-Encoding: quoted-printable Hi, Rob Herring writes: > On Fri, Jan 05, 2018 at 12:16:02PM -0800, Thinh Nguyen wrote: >> In DWC_usb31 version 1.70a-ea06 and prior needs a SW workaround for isoc >> START TRANSFER command failure. However, some affected versions may have >> RTL patches to fix this without a SW workaround. Add this quirk to >> disable the SW workaround when it is not needed. > > I really think this one should be implied by compatible strings. won't work for dwc3. Core driver has a single compatible string, also this wouldn't work for PCI-based implementations. =2D-=20 balbi --=-=-= Content-Type: application/pgp-signature; name="signature.asc" -----BEGIN PGP SIGNATURE----- iQIzBAEBCgAdFiEElLzh7wn96CXwjh2IzL64meEamQYFAlpUgQ0ACgkQzL64meEa mQYT3A/8D2pZTqmVxiarRacxT3neoKeHHhWEREHpEmHGnX+qsDBsZ/4qo8qVCfTd fT1j5V3pRkXU8fi0QuWFm+5HxVZ9WdTRXjLV3MiYxh6Djh9ne6tgHkSEUS9bsr55 j3Exdj6LhRivmKqnGU5puHTrqmwJMwy4rf+5Imqy7layTLwck75PkazBbiWUlKWV RTXL+uQcadYisvgIdCtgRtAJSNuSL4r5Ea7QrclqJKSLnTXq7sfdUD7j0b0dw8fn qHiT2/PBw7DU5eawbrjnikle2Ob9NBreCwbV9YtPPjdwJ7R+3Y4bqc2e89NPx5uF xjWW1NYtwUOxVe9BsM4gKaj+2hqKNZuX+pmjLQCmJkN9BcXJco9YK5ioJqnJ8ijM qLu+uXPkKOd3U+5CBJXi9HzsIvSRvJqw8821inbiJeBjsxdSBR6LZKtCMy6Tyyor OyN1XEkgN1k9vMqjEKm7wBrnqjJcL/6FPanJMQ4r/LYnhbKrcerMLRxIUZ6cuF2R U2oxL0Ar+vkWtCzmr3gavAP+QqM/WQ0zPB7J5Mcaq3qSZEUcEwx+/XQ31WBc4nHz rok9gtxppruw7Pswim0bKABo0r3jbdLeZGdPsRDOB+uKj/BLYv4pY51RP0dsz3rD zZigyK9WZ0X2xPc95KYFF5KVjON0QAJT+/QV1+QTBAuYUkMawMM= =WlY6 -----END PGP SIGNATURE----- --=-=-=-- -- To unsubscribe from this list: send the line "unsubscribe linux-usb" in the body of a message to majordomo-u79uwXL29TY76Z2rM5mHXA@public.gmane.org More majordomo info at http://vger.kernel.org/majordomo-info.html