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Tue, 27 Jan 2026 15:56:05 +0100 (CET) From: Alexander Stein To: AngeloGioacchino Del Regno , Chen-Yu Tsai , Chia-I Wu , Dong Aisheng , Laura Nao , Matthias Brugger , Michael Turquette , Nicolas Frattaroli , =?ISO-8859-1?Q?N=EDcolas_F=2E__R=2E__A=2E?= Prado , Yassine Oudjana , Stephen Boyd Cc: kernel@collabora.com, linux-clk@vger.kernel.org, linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-mediatek@lists.infradead.org, Nicolas Frattaroli Subject: Re: [PATCH RESEND v3 1/5] clk: Respect CLK_OPS_PARENT_ENABLE during recalc Date: Tue, 27 Jan 2026 15:55:29 +0100 Message-ID: <6239343.lOV4Wx5bFT@steina-w> Organization: TQ-Systems GmbH In-Reply-To: <176913273374.4027.10690199843699119944@lazor> References: <20251215-mtk-pll-rpm-v3-0-5afb3191e869@collabora.com> <20251215-mtk-pll-rpm-v3-1-5afb3191e869@collabora.com> <176913273374.4027.10690199843699119944@lazor> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; 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Januar 2026, 02:45:33 CET schrieb Stephen Boyd: > Quoting Nicolas Frattaroli (2025-12-15 03:23:58) > > When CLK_OPS_PARENT_ENABLE was introduced, it guarded various clock > > operations, such as setting the rate or switching parents. However, > > another operation that can and often does touch actual hardware state is > > recalc_rate, which may also be affected by such a dependency. > >=20 > > Add parent enables/disables where the recalc_rate op is called directly. > >=20 > > Fixes: fc8726a2c021 ("clk: core: support clocks which requires parents = enable (part 2)") > > Fixes: a4b3518d146f ("clk: core: support clocks which requires parents = enable (part 1)") > > Reviewed-by: AngeloGioacchino Del Regno > > Reviewed-by: Chen-Yu Tsai > > Signed-off-by: Nicolas Frattaroli > > --- >=20 > Applied to clk-next Unfortunately this breaks my board TQMa8MPxL+MBa8MPxL on next-20260126. Last lines on bootlog (earlycon is necessary) > [ 1.175639] Initialise system trusted keyrings > [ 1.178907] workingset: timestamp_bits=3D42 max_order=3D19 bucket_orde= r=3D0 > [ 1.185822] NFS: Registering the id_resolver key type > [ 1.190295] Key type id_resolver registered > [ 1.194473] Key type id_legacy registered > [ 1.198515] nfs4filelayout_init: NFSv4 File Layout Driver Registering.= =2E. > [ 1.205235] nfs4flexfilelayout_init: NFSv4 Flexfile Layout Driver > Registering... [ 1.213235] cryptd: max_cpu_qlen set to 1000 > [ 1.274689] Key type asymmetric registered > [ 1.275939] Asymmetric key parser 'x509' registered > [ 1.280896] Block layer SCSI generic (bsg) driver version 0.4 loaded > (major 242) [ 1.288278] io scheduler mq-deadline registered > [ 1.292840] io scheduler kyber registered > [ 1.299245] ledtrig-cpu: registered to indicate activity on CPUs Reverting commit 669917676e93fca5ea3c66fc9539830312bec58e fixes the problem. Best regards, Alexander =2D-=20 TQ-Systems GmbH | M=FChlstra=DFe 2, Gut Delling | 82229 Seefeld, Germany Amtsgericht M=FCnchen, HRB 105018 Gesch=E4ftsf=FChrer: Detlef Schneider, R=FCdiger Stahl, Stefan Schneider http://www.tq-group.com/