From mboxrd@z Thu Jan 1 00:00:00 1970 From: Todor Tomov Subject: [PATCH v3 23/23] doc: media/v4l-drivers: Qualcomm Camera Subsystem - Media graph Date: Mon, 17 Jul 2017 13:33:49 +0300 Message-ID: <1500287629-23703-24-git-send-email-todor.tomov@linaro.org> References: <1500287629-23703-1-git-send-email-todor.tomov@linaro.org> Return-path: Received: from ns.mm-sol.com ([37.157.136.199]:36098 "EHLO extserv.mm-sol.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751408AbdGQKfI (ORCPT ); Mon, 17 Jul 2017 06:35:08 -0400 In-Reply-To: <1500287629-23703-1-git-send-email-todor.tomov@linaro.org> Sender: linux-arm-msm-owner@vger.kernel.org List-Id: linux-arm-msm@vger.kernel.org To: mchehab@kernel.org, hans.verkuil@cisco.com, javier@osg.samsung.com, s.nawrocki@samsung.com, sakari.ailus@iki.fi, linux-media@vger.kernel.org, linux-kernel@vger.kernel.org, linux-arm-msm@vger.kernel.org Cc: Todor Tomov Update the Qualcomm Camera Subsystem driver document with a media controller pipeline graph diagram. Signed-off-by: Todor Tomov --- Documentation/media/v4l-drivers/qcom_camss.rst | 27 ++++++-------- .../media/v4l-drivers/qcom_camss_graph.dot | 41 ++++++++++++++++++++++ 2 files changed, 51 insertions(+), 17 deletions(-) create mode 100644 Documentation/media/v4l-drivers/qcom_camss_graph.dot diff --git a/Documentation/media/v4l-drivers/qcom_camss.rst b/Documentation/media/v4l-drivers/qcom_camss.rst index 7e4ab6e..7ae4a45 100644 --- a/Documentation/media/v4l-drivers/qcom_camss.rst +++ b/Documentation/media/v4l-drivers/qcom_camss.rst @@ -109,23 +109,16 @@ The considerations to split the driver in this particular way are as follows: Each VFE sub-device is linked to a separate video device node. -The complete list of the media entities (V4L2 sub-devices and video device -nodes) is as follows: - -- msm_csiphy0 -- msm_csiphy1 -- msm_csid0 -- msm_csid1 -- msm_ispif0 -- msm_ispif1 -- msm_vfe0_rdi0 -- msm_vfe0_video0 -- msm_vfe0_rdi1 -- msm_vfe0_video1 -- msm_vfe0_rdi2 -- msm_vfe0_video2 -- msm_vfe0_pix -- msm_vfe0_video3 +The media controller pipeline graph is as follows (with connected two OV5645 +camera sensors): + +.. _qcom_camss_graph: + +.. kernel-figure:: qcom_camss_graph.dot + :alt: qcom_camss_graph.dot + :align: center + + Media pipeline graph Implementation diff --git a/Documentation/media/v4l-drivers/qcom_camss_graph.dot b/Documentation/media/v4l-drivers/qcom_camss_graph.dot new file mode 100644 index 0000000..827fc71 --- /dev/null +++ b/Documentation/media/v4l-drivers/qcom_camss_graph.dot @@ -0,0 +1,41 @@ +digraph board { + rankdir=TB + n00000001 [label="{{ 0} | msm_csiphy0\n/dev/v4l-subdev0 | { 1}}", shape=Mrecord, style=filled, fillcolor=green] + n00000001:port1 -> n00000007:port0 [style=dashed] + n00000001:port1 -> n0000000a:port0 [style=dashed] + n00000004 [label="{{ 0} | msm_csiphy1\n/dev/v4l-subdev1 | { 1}}", shape=Mrecord, style=filled, fillcolor=green] + n00000004:port1 -> n00000007:port0 [style=dashed] + n00000004:port1 -> n0000000a:port0 [style=dashed] + n00000007 [label="{{ 0} | msm_csid0\n/dev/v4l-subdev2 | { 1}}", shape=Mrecord, style=filled, fillcolor=green] + n00000007:port1 -> n0000000d:port0 [style=dashed] + n00000007:port1 -> n00000010:port0 [style=dashed] + n0000000a [label="{{ 0} | msm_csid1\n/dev/v4l-subdev3 | { 1}}", shape=Mrecord, style=filled, fillcolor=green] + n0000000a:port1 -> n0000000d:port0 [style=dashed] + n0000000a:port1 -> n00000010:port0 [style=dashed] + n0000000d [label="{{ 0} | msm_ispif0\n/dev/v4l-subdev4 | { 1}}", shape=Mrecord, style=filled, fillcolor=green] + n0000000d:port1 -> n00000013:port0 [style=dashed] + n0000000d:port1 -> n0000001c:port0 [style=dashed] + n0000000d:port1 -> n00000025:port0 [style=dashed] + n0000000d:port1 -> n0000002e:port0 [style=dashed] + n00000010 [label="{{ 0} | msm_ispif1\n/dev/v4l-subdev5 | { 1}}", shape=Mrecord, style=filled, fillcolor=green] + n00000010:port1 -> n00000013:port0 [style=dashed] + n00000010:port1 -> n0000001c:port0 [style=dashed] + n00000010:port1 -> n00000025:port0 [style=dashed] + n00000010:port1 -> n0000002e:port0 [style=dashed] + n00000013 [label="{{ 0} | msm_vfe0_rdi0\n/dev/v4l-subdev6 | { 1}}", shape=Mrecord, style=filled, fillcolor=green] + n00000013:port1 -> n00000016 [style=bold] + n00000016 [label="msm_vfe0_video0\n/dev/video0", shape=box, style=filled, fillcolor=yellow] + n0000001c [label="{{ 0} | msm_vfe0_rdi1\n/dev/v4l-subdev7 | { 1}}", shape=Mrecord, style=filled, fillcolor=green] + n0000001c:port1 -> n0000001f [style=bold] + n0000001f [label="msm_vfe0_video1\n/dev/video1", shape=box, style=filled, fillcolor=yellow] + n00000025 [label="{{ 0} | msm_vfe0_rdi2\n/dev/v4l-subdev8 | { 1}}", shape=Mrecord, style=filled, fillcolor=green] + n00000025:port1 -> n00000028 [style=bold] + n00000028 [label="msm_vfe0_video2\n/dev/video2", shape=box, style=filled, fillcolor=yellow] + n0000002e [label="{{ 0} | msm_vfe0_pix\n/dev/v4l-subdev9 | { 1}}", shape=Mrecord, style=filled, fillcolor=green] + n0000002e:port1 -> n00000031 [style=bold] + n00000031 [label="msm_vfe0_video3\n/dev/video3", shape=box, style=filled, fillcolor=yellow] + n00000057 [label="{{} | ov5645 1-0076\n/dev/v4l-subdev10 | { 0}}", shape=Mrecord, style=filled, fillcolor=green] + n00000057:port0 -> n00000001:port0 [style=bold] + n00000059 [label="{{} | ov5645 1-0074\n/dev/v4l-subdev11 | { 0}}", shape=Mrecord, style=filled, fillcolor=green] + n00000059:port0 -> n00000004:port0 [style=bold] +} -- 2.7.4