From owner-dev-commits-src-branches@freebsd.org Tue Sep 7 12:10:14 2021 Return-Path: Delivered-To: dev-commits-src-branches@mailman.nyi.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2610:1c1:1:606c::19:1]) by mailman.nyi.freebsd.org (Postfix) with ESMTP id 0720C662938; Tue, 7 Sep 2021 12:10:14 +0000 (UTC) (envelope-from git@FreeBSD.org) Received: from mxrelay.nyi.freebsd.org (mxrelay.nyi.freebsd.org [IPv6:2610:1c1:1:606c::19:3]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (4096 bits) server-digest SHA256 client-signature RSA-PSS (4096 bits) client-digest SHA256) (Client CN "mxrelay.nyi.freebsd.org", Issuer "R3" (verified OK)) by mx1.freebsd.org (Postfix) with ESMTPS id 4H3kc51Xwpz4rnV; Tue, 7 Sep 2021 12:10:12 +0000 (UTC) (envelope-from git@FreeBSD.org) Received: from gitrepo.freebsd.org (gitrepo.freebsd.org [IPv6:2610:1c1:1:6068::e6a:5]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (4096 bits) server-digest SHA256) (Client did not present a certificate) by mxrelay.nyi.freebsd.org (Postfix) with ESMTPS id 25FDC12599; Tue, 7 Sep 2021 12:10:09 +0000 (UTC) (envelope-from git@FreeBSD.org) Received: from gitrepo.freebsd.org ([127.0.1.44]) by gitrepo.freebsd.org (8.16.1/8.16.1) with ESMTP id 187CA9Fk090820; Tue, 7 Sep 2021 12:10:09 GMT (envelope-from git@gitrepo.freebsd.org) Received: (from git@localhost) by gitrepo.freebsd.org (8.16.1/8.16.1/Submit) id 187CA9CR090817; Tue, 7 Sep 2021 12:10:09 GMT (envelope-from git) Date: Tue, 7 Sep 2021 12:10:09 GMT Message-Id: <202109071210.187CA9CR090817@gitrepo.freebsd.org> To: src-committers@FreeBSD.org, dev-commits-src-all@FreeBSD.org, dev-commits-src-branches@FreeBSD.org From: Jessica Clarke Subject: git: c108f304472e - stable/13 - sifive_spi: Add missing case for SPIBUS_MODE_NONE MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: 8bit X-Git-Committer: jrtc27 X-Git-Repository: src X-Git-Refname: refs/heads/stable/13 X-Git-Reftype: branch X-Git-Commit: c108f304472e576d3d561e677a07f1384beab6fd Auto-Submitted: auto-generated X-BeenThere: dev-commits-src-branches@freebsd.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: Commits to the stable branches of the FreeBSD src repository List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Tue, 07 Sep 2021 12:10:14 -0000 The branch stable/13 has been updated by jrtc27: URL: https://cgit.FreeBSD.org/src/commit/?id=c108f304472e576d3d561e677a07f1384beab6fd commit c108f304472e576d3d561e677a07f1384beab6fd Author: Thomas Skibo AuthorDate: 2021-08-30 20:39:20 +0000 Commit: Jessica Clarke CommitDate: 2021-09-07 12:08:20 +0000 sifive_spi: Add missing case for SPIBUS_MODE_NONE Otherwise sckmode is left uninitialised, not zero. This mode is used for the on-board flash on the HiFive Unmatched board. Whilst here, catch unknown modes and return an error rather than silently continuing. Reviewed by: #riscv, jrtc27 MFC after: 1 week Differential Revision: https://reviews.freebsd.org/D31562 (cherry picked from commit f5d78bea1f699c05e1694505088e61d22b8fb1f5) --- sys/riscv/sifive/sifive_spi.c | 5 +++++ 1 file changed, 5 insertions(+) diff --git a/sys/riscv/sifive/sifive_spi.c b/sys/riscv/sifive/sifive_spi.c index df72beaac7ae..4a5d79fec01d 100644 --- a/sys/riscv/sifive/sifive_spi.c +++ b/sys/riscv/sifive/sifive_spi.c @@ -219,6 +219,9 @@ sfspi_setup(struct sfspi_softc *sc, uint32_t cs, uint32_t mode, SFSPI_WRITE(sc, SFSPI_REG_SCKDIV, sckdiv); switch (mode) { + case SPIBUS_MODE_NONE: + sckmode = 0; + break; case SPIBUS_MODE_CPHA: sckmode = SFSPI_SCKMODE_PHA; break; @@ -228,6 +231,8 @@ sfspi_setup(struct sfspi_softc *sc, uint32_t cs, uint32_t mode, case SPIBUS_MODE_CPOL_CPHA: sckmode = SFSPI_SCKMODE_PHA | SFSPI_SCKMODE_POL; break; + default: + return (EINVAL); } SFSPI_WRITE(sc, SFSPI_REG_SCKMODE, sckmode);