From patchwork Sat Jan 6 16:02:21 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Paul Elder X-Patchwork-Id: 13512741 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 bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id AD6A2C47077 for ; Sat, 6 Jan 2024 16:04:27 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender: Content-Transfer-Encoding:Content-Type:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:MIME-Version:References:In-Reply-To: Message-Id:Date:Subject:Cc:To:From:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=O9RqXmYZNP+lOVm6Dn56F94ZwKiZphE2xV/O+xNWWqM=; b=34WJJxF1uE2CYm ET6VEVLF2NNxQGpPx2sOloXQfFIRH01C5Va9xgjFZJkoNisgg5JUwc/oWDeWZ9JVtAAfRlbVJPqw/ Tnxf3jri9KHDq6y92WME8/8zC8rO0mH13Ev2Pc0sDzb8pWKq9OkRXxPL458VLPULlbYjMJhYyCp1v qCQ1swTKKejxsK4cNh7QVhPBdraKVT0OcmWNrGSmAjIyroGaTIJIqjLsKJ5HNXTa/Ee1I6lpmUYNs Zzp/yBoEqaXJqw2UBpUsp6cH5PF4bYpIF72qdzX+rQERtzr74cxwNC+VUC+MC3mJbA+V/Qb1FwVPT AaM9UqAUEtZdqFStdaEA==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.96 #2 (Red Hat Linux)) id 1rM99T-001Z0j-2e; Sat, 06 Jan 2024 16:03:59 +0000 Received: from perceval.ideasonboard.com ([213.167.242.64]) by bombadil.infradead.org with esmtps (Exim 4.96 #2 (Red Hat Linux)) id 1rM99Q-001YxY-2F; Sat, 06 Jan 2024 16:03:58 +0000 Received: from pyrite.hamster-moth.ts.net (unknown [IPv6:2001:268:c203:a8ee:6c57:4243:1eb3:6cb]) by perceval.ideasonboard.com (Postfix) with ESMTPSA id 67DB812E4; Sat, 6 Jan 2024 17:02:47 +0100 (CET) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=ideasonboard.com; s=mail; t=1704556973; bh=K70IzSs6vgDWbdrp4Sy/MWQlESNUan8JBoy4snxEayc=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=HWLmgqebQOpbEax9JDjt/0c9uqPfpNQLkVU7nc6IMCWscDRvH6pM9uvXx/lxfTsCc vHNHltwgBjZmd/i3KA9EhEnf3v9tZ3l5Pz5BgALPdE/aXd0YsU0cmNWVJoMy+DlXKm Mr7YbGSmtMyGZ15fSQaLG0Z4ejgG8WjqHdQa95U0= From: Paul Elder To: linux-media@vger.kernel.org, linux-rockchip@lists.infradead.org, devicetree@vger.kernel.org Cc: kieran.bingham@ideasonboard.com, tomi.valkeinen@ideasonboard.com, umang.jain@ideasonboard.com, aford173@gmail.com, Paul Elder , Laurent Pinchart , Alexander Stein , Dafna Hirschfeld , Mauro Carvalho Chehab , Heiko Stuebner , linux-arm-kernel@lists.infradead.org (moderated list:ARM/Rockchip SoC support), linux-kernel@vger.kernel.org (open list) Subject: [PATCH v5 10/10] media: rkisp1: Add UYVY as an output format Date: Sun, 7 Jan 2024 01:02:21 +0900 Message-Id: <20240106160221.4183409-11-paul.elder@ideasonboard.com> X-Mailer: git-send-email 2.39.2 In-Reply-To: <20240106160221.4183409-1-paul.elder@ideasonboard.com> References: <20240106160221.4183409-1-paul.elder@ideasonboard.com> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20240106_080356_876384_41D03473 X-CRM114-Status: GOOD ( 13.32 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org Add support for UYVY as an output format. The uv_swap bit in the MI_XTD_FORMAT_CTRL register that is used for the NV formats does not work for packed YUV formats. Thus, UYVY support is implemented via byte-swapping. This method clearly does not work for implementing support for YVYU and VYUY. Signed-off-by: Paul Elder Reviewed-by: Laurent Pinchart Signed-off-by: Laurent Pinchart Tested-by: Alexander Stein Tested-by: Adam Ford --- .../platform/rockchip/rkisp1/rkisp1-capture.c | 41 +++++++++++++++++++ 1 file changed, 41 insertions(+) diff --git a/drivers/media/platform/rockchip/rkisp1/rkisp1-capture.c b/drivers/media/platform/rockchip/rkisp1/rkisp1-capture.c index bf63f78dc48c..813d4274f118 100644 --- a/drivers/media/platform/rockchip/rkisp1/rkisp1-capture.c +++ b/drivers/media/platform/rockchip/rkisp1/rkisp1-capture.c @@ -97,6 +97,12 @@ static const struct rkisp1_capture_fmt_cfg rkisp1_mp_fmts[] = { .uv_swap = 0, .write_format = RKISP1_MI_CTRL_MP_WRITE_YUVINT, .mbus = MEDIA_BUS_FMT_YUYV8_2X8, + }, { + .fourcc = V4L2_PIX_FMT_UYVY, + .uv_swap = 0, + .yc_swap = 1, + .write_format = RKISP1_MI_CTRL_MP_WRITE_YUVINT, + .mbus = MEDIA_BUS_FMT_YUYV8_2X8, }, { .fourcc = V4L2_PIX_FMT_YUV422P, .uv_swap = 0, @@ -231,6 +237,13 @@ static const struct rkisp1_capture_fmt_cfg rkisp1_sp_fmts[] = { .write_format = RKISP1_MI_CTRL_SP_WRITE_INT, .output_format = RKISP1_MI_CTRL_SP_OUTPUT_YUV422, .mbus = MEDIA_BUS_FMT_YUYV8_2X8, + }, { + .fourcc = V4L2_PIX_FMT_UYVY, + .uv_swap = 0, + .yc_swap = 1, + .write_format = RKISP1_MI_CTRL_SP_WRITE_INT, + .output_format = RKISP1_MI_CTRL_SP_OUTPUT_YUV422, + .mbus = MEDIA_BUS_FMT_YUYV8_2X8, }, { .fourcc = V4L2_PIX_FMT_YUV422P, .uv_swap = 0, @@ -464,6 +477,20 @@ static void rkisp1_mp_config(struct rkisp1_capture *cap) rkisp1_write(rkisp1, RKISP1_CIF_MI_XTD_FORMAT_CTRL, reg); } + /* + * U/V swapping with the MI_XTD_FORMAT_CTRL register only works for + * NV12/NV21 and NV16/NV61, so instead use byte swap to support UYVY. + * YVYU and VYUY cannot be supported with this method. + */ + if (rkisp1->info->features & RKISP1_FEATURE_MI_OUTPUT_ALIGN) { + reg = rkisp1_read(rkisp1, RKISP1_CIF_MI_OUTPUT_ALIGN_FORMAT); + if (cap->pix.cfg->yc_swap) + reg |= RKISP1_CIF_OUTPUT_ALIGN_FORMAT_MP_BYTE_SWAP_BYTES; + else + reg &= ~RKISP1_CIF_OUTPUT_ALIGN_FORMAT_MP_BYTE_SWAP_BYTES; + rkisp1_write(rkisp1, RKISP1_CIF_MI_OUTPUT_ALIGN_FORMAT, reg); + } + rkisp1_mi_config_ctrl(cap); reg = rkisp1_read(rkisp1, RKISP1_CIF_MI_CTRL); @@ -507,6 +534,20 @@ static void rkisp1_sp_config(struct rkisp1_capture *cap) rkisp1_write(rkisp1, RKISP1_CIF_MI_XTD_FORMAT_CTRL, reg); } + /* + * U/V swapping with the MI_XTD_FORMAT_CTRL register only works for + * NV12/NV21 and NV16/NV61, so instead use byte swap to support UYVY. + * YVYU and VYUY cannot be supported with this method. + */ + if (rkisp1->info->features & RKISP1_FEATURE_MI_OUTPUT_ALIGN) { + reg = rkisp1_read(rkisp1, RKISP1_CIF_MI_OUTPUT_ALIGN_FORMAT); + if (cap->pix.cfg->yc_swap) + reg |= RKISP1_CIF_OUTPUT_ALIGN_FORMAT_SP_BYTE_SWAP_BYTES; + else + reg &= ~RKISP1_CIF_OUTPUT_ALIGN_FORMAT_SP_BYTE_SWAP_BYTES; + rkisp1_write(rkisp1, RKISP1_CIF_MI_OUTPUT_ALIGN_FORMAT, reg); + } + rkisp1_mi_config_ctrl(cap); mi_ctrl = rkisp1_read(rkisp1, RKISP1_CIF_MI_CTRL);