From patchwork Wed Feb 23 14:56:01 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Jacopo Mondi X-Patchwork-Id: 545445 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 B67BAC433EF for ; Wed, 23 Feb 2022 15:03:47 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S241888AbiBWPEO (ORCPT ); Wed, 23 Feb 2022 10:04:14 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:36004 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S241883AbiBWPEN (ORCPT ); Wed, 23 Feb 2022 10:04:13 -0500 Received: from relay4-d.mail.gandi.net (relay4-d.mail.gandi.net [IPv6:2001:4b98:dc4:8::224]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 6F80D90CC4 for ; Wed, 23 Feb 2022 07:03:45 -0800 (PST) Received: (Authenticated sender: jacopo@jmondi.org) by mail.gandi.net (Postfix) with ESMTPSA id 1B722E0018; Wed, 23 Feb 2022 15:03:39 +0000 (UTC) From: Jacopo Mondi To: Steve Longerbeam Cc: Jacopo Mondi , 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, paul.elder@ideasonboard.com, Mauro Carvalho Chehab , linux-media@vger.kernel.org Subject: [PATCH v4 25/27] media: ov5640: Adjust format to bpp in s_fmt Date: Wed, 23 Feb 2022 15:56:01 +0100 Message-Id: <20220223145603.121603-26-jacopo@jmondi.org> X-Mailer: git-send-email 2.35.0 In-Reply-To: <20220223145603.121603-1-jacopo@jmondi.org> References: <20220223145603.121603-1-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 d29613b746f0..683f5795132f 100644 --- a/drivers/media/i2c/ov5640.c +++ b/drivers/media/i2c/ov5640.c @@ -2689,6 +2689,7 @@ 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; @@ -2696,6 +2697,17 @@ 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->width < 1280) + mode = &ov5640_mode_data[OV5640_MODE_720P_1280_720]; + else if (bpp == 24 && mode->width > 1024) + mode = &ov5640_mode_data[OV5640_MODE_XGA_1024_768]; + fmt->width = mode->width; fmt->height = mode->height;