From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 6EE893BED06; Wed, 18 Mar 2026 16:38:36 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1773851916; cv=none; b=BVjUV2iM4+5DT+V9DzMyx75cb1U20en2H20ODaDIYwDL34qmLWGomgZSY1s759yW4IPxOpYm1NEm3n9QqweBwVDxmq+lHDYRG0IlmdBDKlvq99Ply0jKM+TG5Eg6oGd4elnkV/BmyeDRhiSBYcC+YNQHjgcKQmx/CLQbqRKwjQU= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1773851916; c=relaxed/simple; bh=l0HWcNcVkVo9YLSrRqspDdP84/kdc2LHA5rpvVoVGqQ=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=l/Tpt1qlHWCk3r0Xt+dexFaC7P/yZQdODdE7UmG8uyUoY7C0Xjq+ra7TfkdDKnONXssIsoMu7wAc1V56lgyob6hGlAFO/zCCe1bNvCRH5BOjJdTiSJtaN7gmEjjgf6zt6JNogumZ+3uOrOHzdwAjBiX/9lfuzT+Rj6zAu255d4k= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=AkLHLtID; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="AkLHLtID" Received: by smtp.kernel.org (Postfix) with ESMTPSA id C7CE1C2BCAF; Wed, 18 Mar 2026 16:38:30 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1773851916; bh=l0HWcNcVkVo9YLSrRqspDdP84/kdc2LHA5rpvVoVGqQ=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=AkLHLtIDUQIcR2f35rUx0ynntzvhUqWnX0VejtaIQfCBp4uwxqQ1L2gf0dpXF6/Nn tdtHZHVK/kSEZidI+iHSEtDrAr6jOKAtyqiglrDAXxosW+Y8GM4pJVK+5uE122EztP VbowwyDnuUwuiuGl+ePXAURXYRyxLk1aRZLijSNvbnXRn0lKyhqUswGOZDaNlvyoxi FNOU51U0197+BQJB3uW87xqZpwxdva29it6s701LUCrH6sAOIRhsUjT+ccW60PHT4P T/lnJyPZAIZAnpjcdc0PqTOtByr5xiqQYAl5/hW1vJSvjCOwFmKwmatgO7toRd7zx1 Z/4yzhyu5yRGw== From: Conor Dooley To: netdev@vger.kernel.org Cc: conor@kernel.org, Conor Dooley , Valentina.FernandezAlanis@microchip.com, Andrew Lunn , "David S. Miller" , Eric Dumazet , Jakub Kicinski , Paolo Abeni , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Daire McNamara , Paul Walmsley , Palmer Dabbelt , Albert Ou , Alexandre Ghiti , Nicolas Ferre , Claudiu Beznea , Richard Cochran , Samuel Holland , devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-riscv@lists.infradead.org, Dave Stevenson , Sean Anderson , Vineeth Karumanchi , Abin Joseph , =?UTF-8?q?Th=C3=A9o=20Lebrun?= , Ryan.Wanner@microchip.com Subject: [PATCH net-next v4 08/13] net: macb: clean up tsu clk rate acquisition Date: Wed, 18 Mar 2026 16:37:39 +0000 Message-ID: <20260318-doable-precise-3952562ac964@spud> X-Mailer: git-send-email 2.51.0 In-Reply-To: <20260318-surpass-puzzle-f94b46aa8808@spud> References: <20260318-surpass-puzzle-f94b46aa8808@spud> Precedence: bulk X-Mailing-List: netdev@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-Developer-Signature: v=1; a=openpgp-sha256; l=1291; i=conor.dooley@microchip.com; h=from:subject:message-id; bh=pBzsAzv0f5XjXC1axq0Olq90oNiYo0A1zmrCQdWDjrw=; b=owGbwMvMwCVWscWwfUFT0iXG02pJDJm7rlzaPCHYT3DXL+nzPRp1L578ODU9dFqEkpHUg7pZW 3+6iEmqdpSyMIhxMciKKbIk3u5rkVr/x2WHc89bmDmsTCBDGLg4BWAiQWyMDL/SrsSz9T8oc/Lc 7HJvY+iMe7WfxMV09uQYTFhvHvfwrxUjwzPZqDVn0o66VF1PSZJJeO+9pSupqnWDfOfCl4461s8 u8QIA X-Developer-Key: i=conor.dooley@microchip.com; a=openpgp; fpr=F9ECA03CF54F12CD01F1655722E2C55B37CF380C Content-Transfer-Encoding: 8bit From: Conor Dooley tsu_clk is grabbed during probe, so doesn't need to be re-grabbed here. pclk is mandatory, probe will fail if it is err/NULL, so there's no need to check it here or have a !pclk 3rd arm. Simplify gem_get_tsu_rate() to account for these facts. Signed-off-by: Conor Dooley --- drivers/net/ethernet/cadence/macb_main.c | 12 +++++------- 1 file changed, 5 insertions(+), 7 deletions(-) diff --git a/drivers/net/ethernet/cadence/macb_main.c b/drivers/net/ethernet/cadence/macb_main.c index 6b37598ac57cd..38e75c2e097bf 100644 --- a/drivers/net/ethernet/cadence/macb_main.c +++ b/drivers/net/ethernet/cadence/macb_main.c @@ -3527,16 +3527,14 @@ static unsigned int gem_get_tsu_rate(struct macb *bp) struct clk *tsu_clk; unsigned int tsu_rate; - tsu_clk = devm_clk_get(&bp->pdev->dev, "tsu_clk"); - if (!IS_ERR(tsu_clk)) - tsu_rate = clk_get_rate(tsu_clk); - /* try pclk instead */ - else if (!IS_ERR(bp->pclk)) { + if (!IS_ERR_OR_NULL(bp->tsu_clk)) { + tsu_rate = clk_get_rate(bp->tsu_clk); + } else { tsu_clk = bp->pclk; tsu_rate = clk_get_rate(tsu_clk); dev_warn(&bp->pdev->dev, "devicetree missing tsu_clk, using pclk as fallback\n"); - } else - return -ENOTSUPP; + } + return tsu_rate; } -- 2.51.0