From mboxrd@z Thu Jan 1 00:00:00 1970 From: Pali =?utf-8?B?Um9ow6Fy?= Subject: Re: Nokia N900: musb is in wrong state after boot Date: Tue, 7 Jun 2016 14:50:44 +0200 Message-ID: <20160607125044.GI29844@pali> References: <201601091616.04193@pali> <3690314.8jDXSUDcRZ@saturn> <20160121192113.GM19432@atomide.com> <201601231357.32629@pali> <20160529103824.GM29844@pali> Mime-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: QUOTED-PRINTABLE Return-path: Content-Disposition: inline In-Reply-To: <20160529103824.GM29844@pali> Sender: linux-kernel-owner@vger.kernel.org To: Tony Lindgren Cc: joerg Reisenweber , Felipe Balbi , Greg Kroah-Hartman , linux-usb@vger.kernel.org, linux-kernel@vger.kernel.org, linux-omap@vger.kernel.org, Ivaylo Dimitrov , Sebastian Reichel , Aaro Koskinen , Pavel Machek , Nishanth Menon List-Id: linux-omap@vger.kernel.org On Sunday 29 May 2016 12:38:24 Pali Roh=C3=A1r wrote: > > From fd67b58e3538c0732750ecad915cde736da099dc Mon Sep 17 00:00:00 2= 001 > > From: =3D?UTF-8?q?Pali=3D20Roh=3DC3=3DA1r?=3D > > Date: Sat, 9 Jan 2016 16:57:59 +0100 > > Subject: [PATCH] musb: debugfs: Add support in testmode for forcing= host mode > > together with speed > >=20 > > --- > > drivers/usb/musb/musb_debugfs.c | 44 +++++++++++++++++++++++++--= ------------ > > 1 file changed, 28 insertions(+), 16 deletions(-) > >=20 > > diff --git a/drivers/usb/musb/musb_debugfs.c b/drivers/usb/musb/mus= b_debugfs.c > > index 9b22d94..62c13a2 100644 > > --- a/drivers/usb/musb/musb_debugfs.c > > +++ b/drivers/usb/musb/musb_debugfs.c > > @@ -147,28 +147,34 @@ static int musb_test_mode_show(struct seq_fil= e *s, void *unused) > > =20 > > test =3D musb_readb(musb->mregs, MUSB_TESTMODE); > > =20 > > - if (test & MUSB_TEST_FORCE_HOST) > > + if (test & (MUSB_TEST_FORCE_HOST | MUSB_TEST_FORCE_FS)) > > + seq_printf(s, "force host full-speed\n"); > > + > > + else if (test & (MUSB_TEST_FORCE_HOST | MUSB_TEST_FORCE_HS)) > > + seq_printf(s, "force host high-speed\n"); > > + > > + else if (test & MUSB_TEST_FORCE_HOST) > > seq_printf(s, "force host\n"); > > =20 > > - if (test & MUSB_TEST_FIFO_ACCESS) > > + else if (test & MUSB_TEST_FIFO_ACCESS) > > seq_printf(s, "fifo access\n"); > > =20 > > - if (test & MUSB_TEST_FORCE_FS) > > + else if (test & MUSB_TEST_FORCE_FS) > > seq_printf(s, "force full-speed\n"); > > =20 > > - if (test & MUSB_TEST_FORCE_HS) > > + else if (test & MUSB_TEST_FORCE_HS) > > seq_printf(s, "force high-speed\n"); > > =20 > > - if (test & MUSB_TEST_PACKET) > > + else if (test & MUSB_TEST_PACKET) > > seq_printf(s, "test packet\n"); > > =20 > > - if (test & MUSB_TEST_K) > > + else if (test & MUSB_TEST_K) > > seq_printf(s, "test K\n"); > > =20 > > - if (test & MUSB_TEST_J) > > + else if (test & MUSB_TEST_J) > > seq_printf(s, "test J\n"); > > =20 > > - if (test & MUSB_TEST_SE0_NAK) > > + else if (test & MUSB_TEST_SE0_NAK) > > seq_printf(s, "test SE0 NAK\n"); > > =20 > > return 0; > > @@ -206,30 +212,36 @@ static ssize_t musb_test_mode_write(struct fi= le *file, > > if (copy_from_user(buf, ubuf, min_t(size_t, sizeof(buf) - 1, coun= t))) > > return -EFAULT; > > =20 > > - if (strstarts(buf, "force host")) > > + if (strstarts(buf, "force host full-speed")) > > + test =3D MUSB_TEST_FORCE_HOST | MUSB_TEST_FORCE_FS; > > + > > + else if (strstarts(buf, "force host high-speed")) > > + test =3D MUSB_TEST_FORCE_HOST | MUSB_TEST_FORCE_HS; > > + > > + else if (strstarts(buf, "force host")) > > test =3D MUSB_TEST_FORCE_HOST; > > =20 > > - if (strstarts(buf, "fifo access")) > > + else if (strstarts(buf, "fifo access")) > > test =3D MUSB_TEST_FIFO_ACCESS; > > =20 > > - if (strstarts(buf, "force full-speed")) > > + else if (strstarts(buf, "force full-speed")) > > test =3D MUSB_TEST_FORCE_FS; > > =20 > > - if (strstarts(buf, "force high-speed")) > > + else if (strstarts(buf, "force high-speed")) > > test =3D MUSB_TEST_FORCE_HS; > > =20 > > - if (strstarts(buf, "test packet")) { > > + else if (strstarts(buf, "test packet")) { > > test =3D MUSB_TEST_PACKET; > > musb_load_testpacket(musb); > > } > > =20 > > - if (strstarts(buf, "test K")) > > + else if (strstarts(buf, "test K")) > > test =3D MUSB_TEST_K; > > =20 > > - if (strstarts(buf, "test J")) > > + else if (strstarts(buf, "test J")) > > test =3D MUSB_TEST_J; > > =20 > > - if (strstarts(buf, "test SE0 NAK")) > > + else if (strstarts(buf, "test SE0 NAK")) > > test =3D MUSB_TEST_SE0_NAK; > > =20 > > musb_writeb(musb->mregs, MUSB_TESTMODE, test); > > --=20 > > 1.7.9.5 > >=20 >=20 > Tony, what do you think about that patch? >=20 Tony, PING --=20 Pali Roh=C3=A1r pali.rohar@gmail.com