From nobody Thu Dec 18 20:33:52 2025 Received: from perceval.ideasonboard.com (perceval.ideasonboard.com [213.167.242.64]) (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 7F70B33D4F3; Tue, 16 Dec 2025 15:19:14 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=213.167.242.64 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1765898356; cv=none; b=MCR4y5rcpymDSvBjkWTjVYR1xFKk2LB+N8ESKv84urfdNhSrROXtcWPU35AqeJyKTIIWtm1N+Z6azn5hKGGSM8Y+vdN771q9uFvp1fv6ieoVi46TZiUbX/tryudt7dyWHhWDLeGankhtF3s0IB6UYarDJX4O4Ifr18cDegyBc94= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1765898356; c=relaxed/simple; bh=oJTMzq1/AjVMQ8PbrqI2byVCzIoQUjjtUIKEjmzniEU=; h=From:Date:Subject:MIME-Version:Content-Type:Message-Id:References: In-Reply-To:To:Cc; b=Zk0GyrYjPlB33hEqXbbtsZ7doTzAstMYHXh50Cua0asHjAjukTg6SWrlvRkLOfatCRYhO5KJi6NXw6Vq+zMw5NVfQahVlQbyel+wSv+a7boEfUtWmPNz7tRIEtP9rz6bGqfG5QGHs32P+41xQqvVpDQgSydXJCV8cKPOKKgmCzw= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=ideasonboard.com; spf=pass smtp.mailfrom=ideasonboard.com; dkim=pass (1024-bit key) header.d=ideasonboard.com header.i=@ideasonboard.com header.b=MlSRp2dA; arc=none smtp.client-ip=213.167.242.64 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=ideasonboard.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=ideasonboard.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=ideasonboard.com header.i=@ideasonboard.com header.b="MlSRp2dA" Received: from [127.0.1.1] (91-158-153-178.elisa-laajakaista.fi [91.158.153.178]) by perceval.ideasonboard.com (Postfix) with ESMTPSA id D597A11EF; Tue, 16 Dec 2025 16:19:01 +0100 (CET) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=ideasonboard.com; s=mail; t=1765898342; bh=oJTMzq1/AjVMQ8PbrqI2byVCzIoQUjjtUIKEjmzniEU=; h=From:Date:Subject:References:In-Reply-To:To:Cc:From; b=MlSRp2dAc66xujn3Xc5tbAoPpCSdWNTlpKWZjl+DN9xE8jtrUMByRNqfAgDtmWR8Q XkwydvtoGehOMUdq6iYFeUvnODBX3SU7pG+UIUPeg5IV+CGXeYzaZ/vRJkJjBCsn2P LsMKMGPbRvI1pG8p4vCMMHnrywFBR5Hvk0Y8EcRQ= From: Tomi Valkeinen Date: Tue, 16 Dec 2025 17:18:20 +0200 Subject: [PATCH v4 03/15] media: rcar-csi2: Move rcsi2_calc_mbps() 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: <20251216-rcar-streams-v4-3-f28b4831cc67@ideasonboard.com> References: <20251216-rcar-streams-v4-0-f28b4831cc67@ideasonboard.com> In-Reply-To: <20251216-rcar-streams-v4-0-f28b4831cc67@ideasonboard.com> To: =?utf-8?q?Niklas_S=C3=B6derlund?= , Mauro Carvalho Chehab , Sakari Ailus Cc: linux-media@vger.kernel.org, linux-renesas-soc@vger.kernel.org, linux-kernel@vger.kernel.org, =?utf-8?q?Niklas_S=C3=B6derlund?= , Mauro Carvalho Chehab , Laurent Pinchart , Jacopo Mondi , Tomi Valkeinen , Laurent Pinchart X-Mailer: b4 0.15-dev-c25d1 X-Developer-Signature: v=1; a=openpgp-sha256; l=2376; i=tomi.valkeinen+renesas@ideasonboard.com; h=from:subject:message-id; bh=oJTMzq1/AjVMQ8PbrqI2byVCzIoQUjjtUIKEjmzniEU=; b=owEBbQKS/ZANAwAIAfo9qoy8lh71AcsmYgBpQXhjcfJYxlxouDjt0jTrZVqKPKUTTHnGRbe5q azFVysG0H6JAjMEAAEIAB0WIQTEOAw+ll79gQef86f6PaqMvJYe9QUCaUF4YwAKCRD6PaqMvJYe 9SGlEACjKpoEnw5joRmdVTHRYQUWmRgIo1j0JlNyzZiXoLC7g4uAS5JWQc6H7TuC9dwjKf2RplA RarVjHJht6vZ6kkW2CTesYMHfsAYfDnmW/TMUdLiiLoIMCUZ2pTOWCrLNE3fQLzS9PbrVyxytsA yVGRF2QMgQTE17jUZq2aslui6Fp8brXMTsn0TYgCSpbxWCsC0T5FkywlxM6mXtcSicpv4ZLpmWr 32uJSMgTGqj3Mm5fsZTAcuH6qr/GL2Cs8uOYURWDRMHI1PhtgcmcOAl95mG+ON5rOO7Cfc2umLD oMk5RBCIBaRJ+X7w/HrgT347bMnEJUy9vvECHIPUnyFK0gV/5wUtYWwUc6QEpudROSqRARKU/nz yxyqhJpQuD63514YK476+T6T08VjOsvA5Dja5L6lviv+KeORKUyN9eD6xvNQcW6LxmmoLBxkr1/ 9vBt+MNX9O2p7RnHmZ9QC2IboF9FHbZgOCW4fif7TJ+TnjiqDsz4FzpdYmxawI0IlTi11MrWAp8 DQBKALvnDctU4GLdEz/RwFeDkSykEfSoZwkmWX5h+mXqcDfbtlHwie9TYqohfWRudmKzvQKe4Bs c1G7xxcY4ZO8cjejJSVQSdUz3YEBVc4hYQgnBoSNZvj7KdK2oOzSk1G8wI18bjqIn+Gyl+RN6Zf Pw2AKuKOLPRFNxA== X-Developer-Key: i=tomi.valkeinen+renesas@ideasonboard.com; a=openpgp; fpr=C4380C3E965EFD81079FF3A7FA3DAA8CBC961EF5 Move the function so that it can call rcsi2_get_active_lanes() in the following patch. No functional change intended. Signed-off-by: Tomi Valkeinen Reviewed-by: Laurent Pinchart Reviewed-by: Niklas S=C3=B6derlund --- drivers/media/platform/renesas/rcar-csi2.c | 58 +++++++++++++++-----------= ---- 1 file changed, 29 insertions(+), 29 deletions(-) diff --git a/drivers/media/platform/renesas/rcar-csi2.c b/drivers/media/pla= tform/renesas/rcar-csi2.c index 3cd35adb6803..8032fa4f7a8a 100644 --- a/drivers/media/platform/renesas/rcar-csi2.c +++ b/drivers/media/platform/renesas/rcar-csi2.c @@ -956,35 +956,6 @@ static int rcsi2_set_phypll(struct rcar_csi2 *priv, un= signed int mbps) return 0; } =20 -static int rcsi2_calc_mbps(struct rcar_csi2 *priv, unsigned int bpp, - unsigned int lanes) -{ - struct media_pad *remote_pad; - struct v4l2_subdev *source; - s64 freq; - u64 mbps; - - if (!priv->remote) - return -ENODEV; - - source =3D priv->remote; - remote_pad =3D &source->entity.pads[priv->remote_pad]; - - freq =3D v4l2_get_link_freq(remote_pad, bpp, 2 * lanes); - if (freq < 0) { - int ret =3D (int)freq; - - dev_err(priv->dev, "failed to get link freq for %s: %d\n", - source->name, ret); - - return ret; - } - - mbps =3D div_u64(freq * 2, MEGA); - - return mbps; -} - static int rcsi2_get_active_lanes(struct rcar_csi2 *priv, unsigned int *lanes) { @@ -1032,6 +1003,35 @@ static int rcsi2_get_active_lanes(struct rcar_csi2 *= priv, return 0; } =20 +static int rcsi2_calc_mbps(struct rcar_csi2 *priv, unsigned int bpp, + unsigned int lanes) +{ + struct media_pad *remote_pad; + struct v4l2_subdev *source; + s64 freq; + u64 mbps; + + if (!priv->remote) + return -ENODEV; + + source =3D priv->remote; + remote_pad =3D &source->entity.pads[priv->remote_pad]; + + freq =3D v4l2_get_link_freq(remote_pad, bpp, 2 * lanes); + if (freq < 0) { + int ret =3D (int)freq; + + dev_err(priv->dev, "failed to get link freq for %s: %d\n", + source->name, ret); + + return ret; + } + + mbps =3D div_u64(freq * 2, MEGA); + + return mbps; +} + static int rcsi2_start_receiver_gen3(struct rcar_csi2 *priv, struct v4l2_subdev_state *state) { --=20 2.43.0