Date: Mon, 7 Oct 2019 08:09:39 +0000 (UTC) From: Hans Petter Selasky <hselasky@FreeBSD.org> To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-stable@freebsd.org, svn-src-stable-12@freebsd.org Subject: svn commit: r353169 - stable/12/sys/dev/usb/controller Message-ID: <201910070809.x9789df9034675@repo.freebsd.org>
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Author: hselasky Date: Mon Oct 7 08:09:39 2019 New Revision: 353169 URL: https://svnweb.freebsd.org/changeset/base/353169 Log: MFC r352554: The maximum TD size is 31 and not 15. Found at: EuroBSDcon 2019 Sponsored by: Mellanox Technologies Modified: stable/12/sys/dev/usb/controller/xhci.c Directory Properties: stable/12/ (props changed) Modified: stable/12/sys/dev/usb/controller/xhci.c ============================================================================== --- stable/12/sys/dev/usb/controller/xhci.c Mon Oct 7 08:00:54 2019 (r353168) +++ stable/12/sys/dev/usb/controller/xhci.c Mon Oct 7 08:09:39 2019 (r353169) @@ -2003,7 +2003,7 @@ restart: /* clear TD SIZE to zero, hence this is the last TRB */ /* remove chain bit because this is the last data TRB in the chain */ - td->td_trb[td->ntrb - 1].dwTrb2 &= ~htole32(XHCI_TRB_2_TDSZ_SET(15)); + td->td_trb[td->ntrb - 1].dwTrb2 &= ~htole32(XHCI_TRB_2_TDSZ_SET(31)); td->td_trb[td->ntrb - 1].dwTrb3 &= ~htole32(XHCI_TRB_3_CHAIN_BIT); /* remove CHAIN-BIT from last LINK TRB */ td->td_trb[td->ntrb].dwTrb3 &= ~htole32(XHCI_TRB_3_CHAIN_BIT);
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