From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 378A4E8385B for ; Tue, 17 Feb 2026 07:48:31 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender: Content-Transfer-Encoding:Content-Type:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:In-Reply-To:From:References:Cc:To: Subject:MIME-Version:Date:Message-ID:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=04zIPWjLAOBO55NJedleBoQLWio7BtzL/PhfNMVbv2A=; b=NSjQPkXeDRTlVw iQH6k+vWsGuHIvTytxKQSwuxiuc4F/Mli72+vw1iO8Gvz4dZDoOueC4oF6/tKxqwry+SJ61JWeQXF DxxPz72ycH1Cpn4nuMnFoDTmkYXDwnMs1Zk4nZo2ohRsLkl5WVsgsA2ENan7+lT7rP1xMdHMqtR/x 5zqPC7nQQ60vY+OWuMPii7FEzqOiM6ddkYrbxa4kBFHLhTMUpIAFdIkSYQa3Rd08enNmymLhDzP3/ 4Kx/0Auzy7xKEUyh2xH5vNjR8qMnenhcoz2SWK7i8Q5VgsHNGnTfPofLOhXUbTMrk5KmEJx3ypZbJ gHzI88U0TRwPZ4oJ8UgQ==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.98.2 #2 (Red Hat Linux)) id 1vsFoa-00000007mwW-18Un; Tue, 17 Feb 2026 07:48:12 +0000 Received: from bali.collaboradmins.com ([2a01:4f8:201:9162::2]) by bombadil.infradead.org with esmtps (Exim 4.98.2 #2 (Red Hat Linux)) id 1vsFoW-00000007mw4-2wJh; Tue, 17 Feb 2026 07:48:10 +0000 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=collabora.com; s=mail; t=1771314483; bh=hV2LXUFRvp3gGdAS+sOIikPEF9/2c/sgwXOC2d/azYE=; h=Date:Subject:To:Cc:References:From:In-Reply-To:From; b=X2ZlmpzjoC1o4Lr2vL4mNberYUWTbWNcNWOzF7fPy9rS4rztiPfQWulvVccX/qOwJ rhB3Qgw3tPDe8X9VtMy0Qv1iS9ULe5oRYV7dxT3tLszOuLfpiLWL1CFkqQq+Ps6HrB Nx99Fu68lVfUQmLl81wvvcV0BwC3ZUroShPvloIEN0V/YSzopp2UGiwZdAKpMfySrG 7JAxdKkPRGLiBqrAGrnHs3H0L3obTapJTwPMdu3AwB3ZCpQ+ROQOByKoFsCBtUr+jy VWbCVqjaTr1AcCn/4oJYOKlTAJ4ndfeQls3MrmPJiewc8VG4sEC11cKBek9T44hoOl WgYWLHIQnHR7Q== Received: from [10.40.0.100] (185-67-175-126.lampert.tv [185.67.175.126]) (using TLSv1.3 with cipher TLS_AES_128_GCM_SHA256 (128/128 bits) key-exchange X25519 server-signature RSA-PSS (4096 bits) server-digest SHA256) (No client certificate requested) (Authenticated sender: mriesch) by bali.collaboradmins.com (Postfix) with ESMTPSA id 4812417E114C; Tue, 17 Feb 2026 08:48:03 +0100 (CET) Message-ID: <2c3f5c57-9ecc-4a99-9f8b-e1b09a98539b@collabora.com> Date: Tue, 17 Feb 2026 08:48:02 +0100 MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH v3 3/6] media: synopsys: csi2rx: implement .get_frame_desc() callback To: Frank Li , Mauro Carvalho Chehab , Philipp Zabel , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Heiko Stuebner Cc: linux-media@vger.kernel.org, linux-kernel@vger.kernel.org, devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-rockchip@lists.infradead.org, Guoniu Zhou , Laurent Pinchart , imx@lists.linux.dev References: <20260216-imx93-dw-csi2-v3-0-aabafee10923@nxp.com> <20260216-imx93-dw-csi2-v3-3-aabafee10923@nxp.com> Content-Language: en-US From: Michael Riesch In-Reply-To: <20260216-imx93-dw-csi2-v3-3-aabafee10923@nxp.com> X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20260216_234808_984220_EE8F5716 X-CRM114-Status: GOOD ( 17.51 ) X-BeenThere: linux-rockchip@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: Upstream kernel work for Rockchip platforms List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "Linux-rockchip" Errors-To: linux-rockchip-bounces+linux-rockchip=archiver.kernel.org@lists.infradead.org Hi Frank, Thanks for the patch. On 2/16/26 20:18, Frank Li wrote: > Implement the .get_frame_desc() callback to fetch information from the > remote endpoint. > > Signed-off-by: Frank Li Reviewed-by: Michael Riesch Best regards, Michael > --- > change in v3 > - use media_entity_to_v4l2_subdev() > > change in v2 > - add csi2rx in subject > --- > drivers/media/platform/synopsys/dw-mipi-csi2rx.c | 21 +++++++++++++++++++++ > 1 file changed, 21 insertions(+) > > diff --git a/drivers/media/platform/synopsys/dw-mipi-csi2rx.c b/drivers/media/platform/synopsys/dw-mipi-csi2rx.c > index f03fe01280013bf9a832433c6b06dab691bf8f4c..bcbf109a0bfd040c568c0652e28752c94a1bc30d 100644 > --- a/drivers/media/platform/synopsys/dw-mipi-csi2rx.c > +++ b/drivers/media/platform/synopsys/dw-mipi-csi2rx.c > @@ -429,10 +429,31 @@ static int dw_mipi_csi2rx_disable_streams(struct v4l2_subdev *sd, > return ret; > } > > +static int > +dw_mipi_csi2rx_get_frame_desc(struct v4l2_subdev *sd, unsigned int pad, > + struct v4l2_mbus_frame_desc *fd) > +{ > + struct dw_mipi_csi2rx_device *csi2 = to_csi2(sd); > + struct v4l2_subdev *remote_sd; > + struct media_pad *remote_pad; > + > + remote_pad = media_pad_remote_pad_unique(&csi2->pads[DW_MIPI_CSI2RX_PAD_SINK]); > + if (IS_ERR(remote_pad)) { > + dev_err(csi2->dev, "can't get remote source pad\n"); > + return PTR_ERR(remote_pad); > + } > + > + remote_sd = media_entity_to_v4l2_subdev(remote_pad->entity); > + > + return v4l2_subdev_call(remote_sd, pad, get_frame_desc, > + remote_pad->index, fd); > +} > + > static const struct v4l2_subdev_pad_ops dw_mipi_csi2rx_pad_ops = { > .enum_mbus_code = dw_mipi_csi2rx_enum_mbus_code, > .get_fmt = v4l2_subdev_get_fmt, > .set_fmt = dw_mipi_csi2rx_set_fmt, > + .get_frame_desc = dw_mipi_csi2rx_get_frame_desc, > .set_routing = dw_mipi_csi2rx_set_routing, > .enable_streams = dw_mipi_csi2rx_enable_streams, > .disable_streams = dw_mipi_csi2rx_disable_streams, > _______________________________________________ Linux-rockchip mailing list Linux-rockchip@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-rockchip