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Thu, 08 Jan 2026 13:19:16 -0800 (PST) Received: from [10.30.226.224] ([2600:382:811f:d757:daa5:b867:12a3:9d12]) by smtp.gmail.com with ESMTPSA id ada2fe7eead31-5ec77064e86sm7623329137.7.2026.01.08.13.19.08 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 08 Jan 2026 13:19:16 -0800 (PST) From: Brian Masney Date: Thu, 08 Jan 2026 16:16:42 -0500 Subject: [PATCH 24/27] drm/msm/dsi_phy_14nm: 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-v1-24-535a3ed73bf3@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 , Rob Clark , Dmitry Baryshkov , David Airlie , Simona Vetter , Abhinav Kumar , Jessica Zhang , Sean Paul , Marijn Suijten , linux-arm-msm@vger.kernel.org, dri-devel@lists.freedesktop.org, freedreno@lists.freedesktop.org X-Mailer: b4 0.14.2 X-Developer-Signature: v=1; a=openpgp-sha256; l=1932; i=bmasney@redhat.com; s=20250903; h=from:subject:message-id; bh=sZzvWmWZLBAg2O8T5kHMnq76Z89GPT7Dybdt2RJStY0=; b=owGbwMvMwCW2/dJd9di6A+2Mp9WSGDIT5Hb1v5vpP9/g2Zw1x0vb3l5Xs8vY4qIY9ZTV6M3/p vSpfvMlO0pZGMS4GGTFFFmW5BoVRKSusr13R5MFZg4rE8gQBi5OAZjIVyGG/znrI46vWXPXmZ1n evhLw6XT1O2//926j2222YecHWXuxbMZ/mm/r2e/wuzs0x9mvcteoup47ENm0fYpEwKEL07zVn7 mzAEA 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: cc41f29a6b04 ("drm/msm/dsi_phy_14nm: convert from round_rate() to de= termine_rate()") Signed-off-by: Brian Masney Reviewed-by: Abel Vesa Reviewed-by: Konrad Dybcio --- To: Rob Clark To: Dmitry Baryshkov To: David Airlie To: Simona Vetter Cc: Abhinav Kumar Cc: Jessica Zhang Cc: Sean Paul Cc: Marijn Suijten Cc: linux-arm-msm@vger.kernel.org Cc: dri-devel@lists.freedesktop.org Cc: freedreno@lists.freedesktop.org --- drivers/gpu/drm/msm/dsi/phy/dsi_phy_14nm.c | 7 +------ 1 file changed, 1 insertion(+), 6 deletions(-) diff --git a/drivers/gpu/drm/msm/dsi/phy/dsi_phy_14nm.c b/drivers/gpu/drm/m= sm/dsi/phy/dsi_phy_14nm.c index fdefcbd9c2848a1c76414a41b811b29e5fed9ddc..a156c7e7cea83286e7ad47aa981= 8761670c68e89 100644 --- a/drivers/gpu/drm/msm/dsi/phy/dsi_phy_14nm.c +++ b/drivers/gpu/drm/msm/dsi/phy/dsi_phy_14nm.c @@ -628,12 +628,7 @@ static int dsi_pll_14nm_postdiv_determine_rate(struct = clk_hw *hw, =20 DBG("DSI%d PLL parent rate=3D%lu", pll_14nm->phy->id, req->rate); =20 - req->rate =3D divider_round_rate(hw, req->rate, &req->best_parent_rate, - NULL, - postdiv->width, - postdiv->flags); - - return 0; + return divider_determine_rate(hw, req, NULL, postdiv->width, postdiv->fla= gs); } =20 static int dsi_pll_14nm_postdiv_set_rate(struct clk_hw *hw, unsigned long = rate, --=20 2.52.0