From patchwork Thu Feb 10 11:10:44 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Jacopo Mondi X-Patchwork-Id: 541623 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 vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 5BF80C433EF for ; Thu, 10 Feb 2022 11:10:08 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S240629AbiBJLKF (ORCPT ); Thu, 10 Feb 2022 06:10:05 -0500 Received: from mxb-00190b01.gslb.pphosted.com ([23.128.96.19]:43680 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S240620AbiBJLKD (ORCPT ); Thu, 10 Feb 2022 06:10:03 -0500 Received: from relay10.mail.gandi.net (relay10.mail.gandi.net [217.70.178.230]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 2C1D7B74 for ; Thu, 10 Feb 2022 03:10:04 -0800 (PST) Received: (Authenticated sender: jacopo@jmondi.org) by mail.gandi.net (Postfix) with ESMTPSA id 6120424000B; Thu, 10 Feb 2022 11:10:00 +0000 (UTC) From: Jacopo Mondi To: slongerbeam@gmail.com Cc: laurent.pinchart@ideasonboard.com, sakari.ailus@iki.fi, hverkuil-cisco@xs4all.nl, mirela.rabulea@nxp.com, xavier.roumegue@oss.nxp.com, tomi.valkeinen@ideasonboard.com, hugues.fruchet@st.com, prabhakar.mahadev-lad.rj@bp.renesas.com, aford173@gmail.com, festevam@gmail.com, eugen.hristev@microchip.com, jbrunet@baylibre.com, mchehab@kernel.org, linux-media@vger.kernel.org, Jacopo Mondi Subject: [PATCH v2 23/23] media: ov5640: Adjust format to bpp in s_fmt Date: Thu, 10 Feb 2022 12:10:44 +0100 Message-Id: <20220210111044.152904-4-jacopo@jmondi.org> X-Mailer: git-send-email 2.35.0 In-Reply-To: <20220210110458.152494-1-jacopo@jmondi.org> References: <20220210110458.152494-1-jacopo@jmondi.org> MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-media@vger.kernel.org The ov5640 driver supports different sizes for different mbus_codes. In particular: - 8bpp modes: high resolution sizes (>= 1280x720) - 16bpp modes: all sizes - 24bpp modes: low resolutions sizes (< 1280x720) Adjust the image sizes according to the above constraints. Signed-off-by: Jacopo Mondi Reviewed-by: Laurent Pinchart --- drivers/media/i2c/ov5640.c | 12 ++++++++++++ 1 file changed, 12 insertions(+) diff --git a/drivers/media/i2c/ov5640.c b/drivers/media/i2c/ov5640.c index 81bf547a923e..465b09176169 100644 --- a/drivers/media/i2c/ov5640.c +++ b/drivers/media/i2c/ov5640.c @@ -2563,6 +2563,7 @@ static int ov5640_try_fmt_internal(struct v4l2_subdev *sd, enum ov5640_frame_rate fr, const struct ov5640_mode_info **new_mode) { + unsigned int bpp = ov5640_code_to_bpp(fmt->code); struct ov5640_dev *sensor = to_ov5640_dev(sd); const struct ov5640_mode_info *mode; int i; @@ -2570,6 +2571,17 @@ static int ov5640_try_fmt_internal(struct v4l2_subdev *sd, mode = ov5640_find_mode(sensor, fr, fmt->width, fmt->height, true); if (!mode) return -EINVAL; + + /* + * Adjust mode according to bpp: + * - 8bpp modes work for resolution >= 1280x720 + * - 24bpp modes work resolution < 1280x720 + */ + if (bpp == 8 && mode->crop.width < 1280) + mode = &ov5640_mode_data[OV5640_MODE_720P_1280_720]; + else if (bpp == 24 && mode->crop.width > 1024) + mode = &ov5640_mode_data[OV5640_MODE_XGA_1024_768]; + fmt->width = mode->crop.width; fmt->height = mode->crop.height;