From patchwork Wed Jul 14 11:29:40 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Bingbu Cao X-Patchwork-Id: 12376727 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-16.8 required=3.0 tests=BAYES_00, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER,INCLUDES_PATCH, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED,USER_AGENT_GIT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id CE4C1C07E9A for ; Wed, 14 Jul 2021 11:28:41 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id B00EF613B6 for ; Wed, 14 Jul 2021 11:28:41 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S232151AbhGNLbb (ORCPT ); Wed, 14 Jul 2021 07:31:31 -0400 Received: from mga18.intel.com ([134.134.136.126]:45830 "EHLO mga18.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S230164AbhGNLbb (ORCPT ); Wed, 14 Jul 2021 07:31:31 -0400 X-IronPort-AV: E=McAfee;i="6200,9189,10044"; a="197600679" X-IronPort-AV: E=Sophos;i="5.84,239,1620716400"; d="scan'208";a="197600679" Received: from fmsmga003.fm.intel.com ([10.253.24.29]) by orsmga106.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 14 Jul 2021 04:28:36 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.84,239,1620716400"; d="scan'208";a="494420120" Received: from ipu5-build.bj.intel.com ([10.238.232.202]) by FMSMGA003.fm.intel.com with ESMTP; 14 Jul 2021 04:28:34 -0700 From: Bingbu Cao To: linux-media@vger.kernel.org, sakari.ailus@linux.intel.com, laurent.pinchart@ideasonboard.com Cc: tfiga@chromium.org, bingbu.cao@intel.com, bingbu.cao@linux.intel.com Subject: [PATCH] media: staging: document that Imgu not output auto-exposure statistics Date: Wed, 14 Jul 2021 19:29:40 +0800 Message-Id: <1626262180-19749-1-git-send-email-bingbu.cao@intel.com> X-Mailer: git-send-email 2.7.4 Precedence: bulk List-ID: X-Mailing-List: linux-media@vger.kernel.org Currently, Imgu can not support output the auto-exposure statistics into ae_raw_buffer in 3A stats buffer, this patch document it. Signed-off-by: Bingbu Cao --- drivers/staging/media/ipu3/include/uapi/intel-ipu3.h | 3 +++ 1 file changed, 3 insertions(+) diff --git a/drivers/staging/media/ipu3/include/uapi/intel-ipu3.h b/drivers/staging/media/ipu3/include/uapi/intel-ipu3.h index fa3d6ee5adf2..605113da1aed 100644 --- a/drivers/staging/media/ipu3/include/uapi/intel-ipu3.h +++ b/drivers/staging/media/ipu3/include/uapi/intel-ipu3.h @@ -534,6 +534,9 @@ struct ipu3_uapi_ff_status { * * @awb_raw_buffer: auto white balance meta data &ipu3_uapi_awb_raw_buffer * @ae_raw_buffer: auto exposure raw data &ipu3_uapi_ae_raw_buffer_aligned + * current Imgu does not output the auto exposure statistics + * to ae_raw_buffer, the user such as 3A algorithm can use the + * RGB table in &ipu3_uapi_awb_raw_buffer to do auto-exposure. * @af_raw_buffer: &ipu3_uapi_af_raw_buffer for auto focus meta data * @awb_fr_raw_buffer: value as specified by &ipu3_uapi_awb_fr_raw_buffer * @stats_4a_config: 4a statistics config as defined by &ipu3_uapi_4a_config.