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 X-Spam-Level: X-Spam-Status: No, score=-9.8 required=3.0 tests=DKIM_SIGNED,DKIM_VALID, DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH,MAILING_LIST_MULTI, SIGNED_OFF_BY,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 AB3FFC18E5A for ; Tue, 10 Mar 2020 16:06:50 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 77E9621D56 for ; Tue, 10 Mar 2020 16:06:50 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (1024-bit key) header.d=ideasonboard.com header.i=@ideasonboard.com header.b="Bhlv7d0I" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727124AbgCJQGt (ORCPT ); Tue, 10 Mar 2020 12:06:49 -0400 Received: from perceval.ideasonboard.com ([213.167.242.64]:55128 "EHLO perceval.ideasonboard.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1727111AbgCJQGr (ORCPT ); Tue, 10 Mar 2020 12:06:47 -0400 Received: from pendragon.bb.dnainternet.fi (81-175-216-236.bb.dnainternet.fi [81.175.216.236]) by perceval.ideasonboard.com (Postfix) with ESMTPSA id 1DF9012F4; Tue, 10 Mar 2020 17:06:45 +0100 (CET) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=ideasonboard.com; s=mail; t=1583856405; bh=JN5WJZtRStw23IFWCWkFelfNRhbJ+OK3qqPFh63WO2Y=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=Bhlv7d0Irt5x0efRqp0XkMxJrqbKHLR90LTqrv04eWVOYjiKMHpYgTzQP3bzK2Lkl KuoPhX9HFBogyDcW5NNYoqTDYs/KQSPi7jleR0w9hqt9qdytw52bIxuWxyg34EvNpF EU+sdvIYU0zjXUhA7U5oc+BC1RgQ8UyqTgqEMK7M= From: Laurent Pinchart To: linux-media@vger.kernel.org Cc: Steve Longerbeam , Philipp Zabel , Rui Miguel Silva Subject: [PATCH v2 10/10] media: imx: imx7-media-csi: Support clamping Y10 and Y12 to Y8 Date: Tue, 10 Mar 2020 18:06:33 +0200 Message-Id: <20200310160633.950-11-laurent.pinchart@ideasonboard.com> X-Mailer: git-send-email 2.24.1 In-Reply-To: <20200310160633.950-1-laurent.pinchart@ideasonboard.com> References: <20200310160633.950-1-laurent.pinchart@ideasonboard.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Sender: linux-media-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-media@vger.kernel.org 10-bit and 12-bit greyscale input data to the CSI can be written as 8-bit data to memory. Support this. Signed-off-by: Laurent Pinchart --- drivers/staging/media/imx/imx7-media-csi.c | 8 ++++++++ 1 file changed, 8 insertions(+) diff --git a/drivers/staging/media/imx/imx7-media-csi.c b/drivers/staging/media/imx/imx7-media-csi.c index e85202255168..3225082ce58d 100644 --- a/drivers/staging/media/imx/imx7-media-csi.c +++ b/drivers/staging/media/imx/imx7-media-csi.c @@ -804,6 +804,14 @@ static int imx7_csi_configure(struct imx7_csi *csi) case V4L2_PIX_FMT_YUYV: cr18 |= BIT_MIPI_DATA_FORMAT_YUV422_8B; break; + case V4L2_PIX_FMT_GREY: + if (in_code == MEDIA_BUS_FMT_Y8_1X8) + cr18 |= BIT_MIPI_DATA_FORMAT_RAW8; + else if (in_code == MEDIA_BUS_FMT_Y10_1X10) + cr18 |= BIT_MIPI_DATA_FORMAT_RAW10; + else + cr18 |= BIT_MIPI_DATA_FORMAT_RAW12; + break; case V4L2_PIX_FMT_Y10: cr18 |= BIT_MIPI_DATA_FORMAT_RAW10; cr1 |= BIT_PIXEL_BIT; -- Regards, Laurent Pinchart