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Thu, 08 Jan 2026 13:19:08 -0800 (PST) Received: from [10.30.226.224] ([2600:382:811f:d757:daa5:b867:12a3:9d12]) by smtp.gmail.com with ESMTPSA id ada2fe7eead31-5ec77064e86sm7623329137.7.2026.01.08.13.19.03 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 08 Jan 2026 13:19:07 -0800 (PST) From: Brian Masney Date: Thu, 08 Jan 2026 16:16:41 -0500 Subject: [PATCH 23/27] clk: zynqmp: divider: convert from divider_round_rate() to divider_determine_rate() Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: quoted-printable Message-Id: <20260108-clk-divider-round-rate-v1-23-535a3ed73bf3@redhat.com> References: <20260108-clk-divider-round-rate-v1-0-535a3ed73bf3@redhat.com> In-Reply-To: <20260108-clk-divider-round-rate-v1-0-535a3ed73bf3@redhat.com> To: Michael Turquette , Stephen Boyd Cc: linux-clk@vger.kernel.org, linux-kernel@vger.kernel.org, Brian Masney , Michal Simek , linux-arm-kernel@lists.infradead.org X-Mailer: b4 0.14.2 X-Developer-Signature: v=1; a=openpgp-sha256; l=1468; i=bmasney@redhat.com; s=20250903; h=from:subject:message-id; bh=obGg7UzQWRzDKZpy5Gk4sjLlNTrtDOG8AhKUHRKX6zk=; b=owGbwMvMwCW2/dJd9di6A+2Mp9WSGDIT5Hb93Mva9tclyPhOy56Un696Q2YrvHruccon7rjkh C/bN+7811HKwiDGxSArpsiyJNeoICJ1le29O5osMHNYmUCGMHBxCsBEvhgxMswNc/g1N/iT6PZH G/5LGXkHrD8o0Xhj62/bnZklTBfNVxYxMrwInrTR6Ne1vN1MkkfTZpZNn1UrVOtnubLn/OVL9Vu PfeEDAA== X-Developer-Key: i=bmasney@redhat.com; a=openpgp; fpr=A46D32705865AA3DDEDC2904B7D2DD275D7EC087 The divider_round_rate() function is now deprecated, so let's migrate to divider_determine_rate() instead so that this deprecated API can be removed. Note that when the main function itself was migrated to use determine_rate, this was mistakenly converted to: req->rate =3D divider_round_rate(...) This is invalid in the case when an error occurs since it can set the rate to a negative value. Fixes: 0f9cf96a01fd ("clk: zynqmp: divider: convert from round_rate() to de= termine_rate()") Signed-off-by: Brian Masney --- To: Michal Simek Cc: linux-arm-kernel@lists.infradead.org --- drivers/clk/zynqmp/divider.c | 5 +++-- 1 file changed, 3 insertions(+), 2 deletions(-) diff --git a/drivers/clk/zynqmp/divider.c b/drivers/clk/zynqmp/divider.c index c824eeacd8ebd4d670d78f1af2186e61008bdae2..de6f478d527d89881a9c0deb04e= 7bc0a5bf6ebba 100644 --- a/drivers/clk/zynqmp/divider.c +++ b/drivers/clk/zynqmp/divider.c @@ -151,8 +151,9 @@ static int zynqmp_clk_divider_determine_rate(struct clk= _hw *hw, =20 width =3D fls(divider->max_div); =20 - req->rate =3D divider_round_rate(hw, req->rate, &req->best_parent_rate, - NULL, width, divider->flags); + ret =3D divider_determine_rate(hw, req, NULL, width, divider->flags); + if (ret !=3D 0) + return ret; =20 if (divider->is_frac && (clk_hw_get_flags(hw) & CLK_SET_RATE_PARENT) && (req->rate % req->best_parent_rate)) --=20 2.52.0