From patchwork Fri Feb 4 12:15:09 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Alexander Stein X-Patchwork-Id: 12735030 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 DCE27C433FE for ; Fri, 4 Feb 2022 12:15:43 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1358576AbiBDMPn (ORCPT ); Fri, 4 Feb 2022 07:15:43 -0500 Received: from mx1.tq-group.com ([93.104.207.81]:57020 "EHLO mx1.tq-group.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1358662AbiBDMPe (ORCPT ); Fri, 4 Feb 2022 07:15:34 -0500 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=tq-group.com; i=@tq-group.com; q=dns/txt; s=key1; t=1643976934; x=1675512934; h=from:to:cc:subject:date:message-id:in-reply-to: references:mime-version:content-transfer-encoding; bh=wxzlrhc4NRiZGi76LZW5C2eEFoWSR5gV+Yrp/AZNDME=; b=OfUdnJa1G/hmBovLC1ygxQHVCDQSzizePd0DYa6qbZpK1VYwZq6D8Rm7 lyzP2ayLmfa+BtaEESPL0/x391Vqh1m/zyyokHi6sk9hwTHW77SY/OboE O3XxQd689YskBNnx2jMsYs7fbzr1JmB14nYKHoFwJnC6eiheG3YPOKfEm ADfTykG+Ys+Wv+GaLLfrqlT8VrYhBBRHhMppe4QBVetnt56nRO+oBt8zG Rz/VVzFaIC0rj1NORphDLZC5R/4CaHxWcqhjDosM5qFt35o3rP7BGwtEN 0sK2XVvAYnPqpskUzT+lBXz4k7uozaZ9xWsDEg7S/qelT9tft/ZZnuiFY Q==; X-IronPort-AV: E=Sophos;i="5.88,342,1635199200"; d="scan'208";a="21903444" Received: from unknown (HELO tq-pgp-pr1.tq-net.de) ([192.168.6.15]) by mx1-pgp.tq-group.com with ESMTP; 04 Feb 2022 13:15:30 +0100 Received: from mx1.tq-group.com ([192.168.6.7]) by tq-pgp-pr1.tq-net.de (PGP Universal service); Fri, 04 Feb 2022 13:15:30 +0100 X-PGP-Universal: processed; by tq-pgp-pr1.tq-net.de on Fri, 04 Feb 2022 13:15:30 +0100 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=tq-group.com; i=@tq-group.com; q=dns/txt; s=key1; t=1643976930; x=1675512930; h=from:to:cc:subject:date:message-id:in-reply-to: references:mime-version:content-transfer-encoding; bh=wxzlrhc4NRiZGi76LZW5C2eEFoWSR5gV+Yrp/AZNDME=; b=M2TltVT6lr+eQS8IzKEtkI2FlEQDvXhnt93Q/Kcryg9f/56KiGAY6L+X OO+DeFuvGn7+9h18ih075dR3jETsTCh+J04ULa7a5/px+kKcveZPKjRaH WBKgOhAX9BHBTMyePPbq3gAtTw97728+JAuAg/mRgd5/higVxxtI1I6D7 CzzSx9H61CYy3uryj3vwiUCsp6RLExdaKVwWjSjb/BKo674jFT82b9v8p tjKOlf2OSWPSYm9KtAwSo7uFFKiQJXyrUZW9NRKpgaaASmAf+qnf9UH0M RJbZVG/cjZe3AVauClUzWkTHg5mIOCpEv6kDifd+aZ5VM80EZKrknwTPP A==; X-IronPort-AV: E=Sophos;i="5.88,342,1635199200"; d="scan'208";a="21903428" Received: from vtuxmail01.tq-net.de ([10.115.0.20]) by mx1.tq-group.com with ESMTP; 04 Feb 2022 13:15:25 +0100 Received: from steina-w.tq-net.de (unknown [10.123.49.12]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits)) (No client certificate requested) by vtuxmail01.tq-net.de (Postfix) with ESMTPSA id F12C9280075; Fri, 4 Feb 2022 13:15:24 +0100 (CET) From: Alexander Stein To: Steve Longerbeam , Philipp Zabel , Mauro Carvalho Chehab , Greg Kroah-Hartman , Shawn Guo , Sascha Hauer , Pengutronix Kernel Team , Fabio Estevam , NXP Linux Team , Rui Miguel Silva , Laurent Pinchart , Dorota Czaplejewicz Cc: linux-media@vger.kernel.org, linux-staging@lists.linux.dev, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, Alexander Stein Subject: [PATCH 3/8] media: imx: Use dedicated format handler for i.MX7/8 Date: Fri, 4 Feb 2022 13:15:09 +0100 Message-Id: <20220204121514.2762676-4-alexander.stein@ew.tq-group.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20220204121514.2762676-1-alexander.stein@ew.tq-group.com> References: <20220204121514.2762676-1-alexander.stein@ew.tq-group.com> MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-media@vger.kernel.org From: Dorota Czaplejewicz This splits out a format handler which takes into account the capabilities of the i.MX7/8 video device, as opposed to the default handler compatible with both i.MX5/6 and i.MX7/8. Signed-off-by: Dorota Czaplejewicz Signed-off-by: Alexander Stein --- Changes in comparison to original commit from Dorota: * is_imx56 is used instead of enum drivers/staging/media/imx/imx-media-utils.c | 56 +++++++++++++++++++-- 1 file changed, 52 insertions(+), 4 deletions(-) diff --git a/drivers/staging/media/imx/imx-media-utils.c b/drivers/staging/media/imx/imx-media-utils.c index 0daa6aad45f4..32aaa2e81bea 100644 --- a/drivers/staging/media/imx/imx-media-utils.c +++ b/drivers/staging/media/imx/imx-media-utils.c @@ -516,10 +516,9 @@ void imx_media_try_colorimetry(struct v4l2_mbus_framefmt *tryfmt, } EXPORT_SYMBOL_GPL(imx_media_try_colorimetry); -int imx_media_mbus_fmt_to_pix_fmt(struct v4l2_pix_format *pix, - const struct v4l2_mbus_framefmt *mbus, - const struct imx_media_pixfmt *cc, - bool is_imx56) +static int imx56_media_mbus_fmt_to_pix_fmt(struct v4l2_pix_format *pix, + const struct v4l2_mbus_framefmt *mbus, + const struct imx_media_pixfmt *cc) { u32 width; u32 stride; @@ -568,6 +567,55 @@ int imx_media_mbus_fmt_to_pix_fmt(struct v4l2_pix_format *pix, return 0; } + +static int imx78_media_mbus_fmt_to_pix_fmt(struct v4l2_pix_format *pix, + const struct v4l2_mbus_framefmt *mbus, + const struct imx_media_pixfmt *cc) +{ + int ret; + + if (!cc) + cc = imx_media_find_mbus_format(mbus->code, PIXFMT_SEL_ANY); + + if (!cc) + return -EINVAL; + /* + * The hardware can handle line lengths divisible by 4 pixels + * as long as the whole buffer size ends up divisible by 8 bytes. + * If not, use the value of 8 pixels recommended in the datasheet. + */ + ret = v4l2_fill_pixfmt(pix, cc->fourcc, + round_up(mbus->width, 4), mbus->height); + if (ret) + return ret; + + /* Only 8bits-per-pixel formats may need to get aligned to 8 pixels, + * because both 10-bit and 16-bit pixels occupy 2 bytes. + * In those, 4-pixel aligmnent is equal to 8-byte alignment. + */ + if (pix->sizeimage % 8 != 0) + ret = v4l2_fill_pixfmt(pix, cc->fourcc, + round_up(mbus->width, 8), mbus->height); + + pix->colorspace = mbus->colorspace; + pix->xfer_func = mbus->xfer_func; + pix->ycbcr_enc = mbus->ycbcr_enc; + pix->quantization = mbus->quantization; + pix->field = mbus->field; + + return ret; +} + +int imx_media_mbus_fmt_to_pix_fmt(struct v4l2_pix_format *pix, + const struct v4l2_mbus_framefmt *mbus, + const struct imx_media_pixfmt *cc, + bool is_imx56) +{ + if (is_imx56) + return imx56_media_mbus_fmt_to_pix_fmt(pix, mbus, cc); + else + return imx78_media_mbus_fmt_to_pix_fmt(pix, mbus, cc); +} EXPORT_SYMBOL_GPL(imx_media_mbus_fmt_to_pix_fmt); void imx_media_free_dma_buf(struct device *dev,