-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA512 Hello Alan, On Tue, 2016-09-20 at 10:16 -0400, Alan Stern wrote: > This is a lot better. No more I/O errors. > > We still have irregular suspends and resumes, but that's to be > expected. More worrying are the spontaneous disconnects. They don't > seem to be related to the suspend/resume activity. > > You can disable suspend for this device entirely by doing: > > echo on >/sys/bus/usb/devices/2-4/power/control > Yes. But that'd also mean to write that value upon every suspend/resume cycle because the rtsx usb driver still declares support for autosuspend. Should that be dropped ? > I'm afraid that this won't prevent the device from disconnecting > itself, though. This appears to be some sort of hardware bug that > can't be fixed in software. And that'd mean that upon every reset, the driver will again enable autosuspend for that driver. It is an upsetting state for this device but thank you, to all of you, for helping debug this problem. - -- RESEARCHUT - http://www.researchut.com "Necessity is the mother of invention." -----BEGIN PGP SIGNATURE----- iQIcBAEBCgAGBQJX4VLyAAoJEKY6WKPy4XVprEgQAKdYcFIF1ICNGHkF+oyDe1VY DqyxTa0vLPbXWsG6GaV4Jdwld+gVKiWIVNKxbLpboBHj/vj0bkzoPJ0z4xI+Oc8p bu6T5Io6nAaegdGa6XvYIAXk1fIlXEehBFVM6OyzC1EUJAjgYhIDVlG8mqZKxqVp GGsX1e5UFdS0vCqjYqSxI5IHrqsm1M4lXuwr8ia66qyuSfpg8trizLiWrdiEa7hv hRtI81XxITvVJ4+2ernO6Y+RO/z6WQLs1SAhXvDEH3RlYh/RoEBpolqMIO8LVWMK jd4GSsYmMKiG1eJJq3UYM+iPDANIIi4gdO0hf/24vNcsVa8eF5kcKT+bxufRaiB/ 5TzZS0RARBdq1+N6bK/wF8lDL4bWy4Sl1mts/dXJaCOlOoLeQ/u/J55K58mDJb2O gdvEvzD/S9NNeawL2ow4sxaM8EBpeyJtBTyVIbLJVFmetauVs+ClI0uLoNMW/N+u qMDE8yhiey4ClXa0WmVZHN4qjfNAnW4OSMtrq8+TLa1yhVj/ONNBo8QkfjuKBHwE ELDrX3/N9JsZo6ZX0CPNVhodvck8ZVKrk8w3jAlcqQ0FlJy5MMFoqGEvqJ1EIfNv IQ5FKrI08RIA7yw6keTy3nybzyY3MhepLJWxiEVyKRCopiHk96DmEGJmOmor7VIQ hjgbpCikJ7sXPcn0n97u =DBja -----END PGP SIGNATURE----- -- To unsubscribe from this list: send the line "unsubscribe linux-mmc" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
