From patchwork Tue Feb 25 09:40:22 2025 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Sebastian Fricke X-Patchwork-Id: 13989702 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 9BD9EC19777 for ; Tue, 25 Feb 2025 10:02:05 +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:Cc:To:In-Reply-To:References:Message-Id :MIME-Version:Subject:Date:From:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=Zj8wwxPsUHAetu3EnDWoVWGG7SFycu/PFZjrU+sQbNw=; b=bXNTdplsS/bA4M dLXvlUaxz2/vEwVQ3S3x+Wp2+Lx7mvh9V9rEIvHevI0Mw6ohKMztbCbU2MpQFpjcDAvaMyGfV3D7J NxJtYuQHkSulh1jZJ6IsPM+5ouaTR8vdg8hNDFs2dnXurq3oICxCdv3Cb2iOf1toH0ohyKcSSGf9B 6+EZSrnYV07Z6ZqYOcdIQs8gWFpU+BWhqaCZO25C4rYiCi4Z9OaGMtLW+MxQclSQDbLKx7KEiVeCE 5UI5BN3ZvddFPUoAKAFgBl/ScPBtNMCYV/+7UqfFOq3upHfQoCS6GJ4yyYn2rSJZ1piQZrxBpcmWo A9jCX4hT1BPCJVvLlg0A==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.98 #2 (Red Hat Linux)) id 1tmrlG-0000000GjJX-1dMW; Tue, 25 Feb 2025 10:01:58 +0000 Received: from sender4-pp-f112.zoho.com ([136.143.188.112]) by bombadil.infradead.org with esmtps (Exim 4.98 #2 (Red Hat Linux)) id 1tmrQs-0000000GeL0-2t0G for linux-rockchip@lists.infradead.org; Tue, 25 Feb 2025 09:40:55 +0000 ARC-Seal: i=1; a=rsa-sha256; t=1740476448; cv=none; d=zohomail.com; s=zohoarc; b=A+3H+Sm8971x07Thz6YRpTX6I7MU3G6eCL/so7IDyshmrTt7ZUIVZAUuZguHF8LwjtzXWLaW5vo6yoOkGVk4HZvdPgI7xRK2HNXwO4Ttt69sW+RaqoyKPMOyNLM7b9QXh8H31mlPCT/ul9kdaN2HI2bAe70pH2sx8ab5nOmCUJM= ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=zohomail.com; s=zohoarc; t=1740476448; h=Content-Type:Content-Transfer-Encoding:Cc:Cc:Date:Date:From:From:In-Reply-To:MIME-Version:Message-ID:References:Subject:Subject:To:To:Message-Id:Reply-To; bh=XOrdNCeBVmp7JW4IX9rpLDSJz1pZUE//UCPRZc0Tlts=; b=UvxWQTKXExhzCbuKTZtAD8SiVGUaSmiRJlpFOo4h0jZz/aixRb/4Jo41671uJOHVC6C0NvkcF0bgVJIi7H79346+Zcw/b/ve6QLj7s8r5aa/AExDGN37UCLlOaeDgtm3kyVnPZO4jUpGAfip223/NO+pcjlMYYMTtbNvspUG88o= ARC-Authentication-Results: i=1; mx.zohomail.com; dkim=pass header.i=collabora.com; spf=pass smtp.mailfrom=sebastian.fricke@collabora.com; dmarc=pass header.from= DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; t=1740476448; s=zohomail; d=collabora.com; i=sebastian.fricke@collabora.com; h=From:From:Date:Date:Subject:Subject:MIME-Version:Content-Type:Content-Transfer-Encoding:Message-Id:Message-Id:References:In-Reply-To:To:To:Cc:Cc:Reply-To; bh=XOrdNCeBVmp7JW4IX9rpLDSJz1pZUE//UCPRZc0Tlts=; b=CyP3ttGFWLsPMwoCNjCgrHntmyi4q008g86x4pYjO/tZh0Ncue81briwHJ9nUCUh MN5ZZ7kYQgmJGtFpJ+sWcqnb4gHZn0GB8PDXQNll8FTqTqP1t5B1t5IQamZAQWEoxeN deigPhce8mHbxjVaH1923d4i2J6mLRwXSpcSx6Fw= Received: by mx.zohomail.com with SMTPS id 1740476445870556.2785058092115; Tue, 25 Feb 2025 01:40:45 -0800 (PST) From: Sebastian Fricke Date: Tue, 25 Feb 2025 10:40:22 +0100 Subject: [PATCH v7 01/12] media: v4l2-common: Add helpers to calculate bytesperline and sizeimage MIME-Version: 1.0 Message-Id: <20250225-rkvdec_h264_high10_and_422_support-v7-1-7992a68a4910@collabora.com> References: <20250225-rkvdec_h264_high10_and_422_support-v7-0-7992a68a4910@collabora.com> In-Reply-To: <20250225-rkvdec_h264_high10_and_422_support-v7-0-7992a68a4910@collabora.com> To: Mauro Carvalho Chehab , Ezequiel Garcia , Greg Kroah-Hartman , Hans Verkuil , Boris Brezillon Cc: linux-media@vger.kernel.org, linux-kernel@vger.kernel.org, linux-rockchip@lists.infradead.org, linux-staging@lists.linux.dev, Mauro Carvalho Chehab , Alex Bee , Nicolas Dufresne , Benjamin Gaignard , Detlev Casanova , Dan Carpenter , Jonas Karlman , Christopher Obbard X-Mailer: b4 0.14.2 X-Developer-Signature: v=1; a=ed25519-sha256; t=1740476425; l=4939; i=sebastian.fricke@collabora.com; s=linux-media; h=from:subject:message-id; bh=195spnsrZZZYoE7GJpxYB5yGeOEYBI+wvXl7j9HaYVw=; b=KEtBAJL7KLKKy7iIvsAwg2Uxmm5/AqJ0/bquKxBMeaA7QH+iiNIQ1pNS9Ea/7OGK+Y9IUooaSkhV rdAU1XXqC3QYfCmQ/XbAXbCXh05JNcvkIo+AakS2W1ke2v2e+Evq X-Developer-Key: i=sebastian.fricke@collabora.com; a=ed25519; pk=pYXedPwrTtErcj7ERYeo/IpTrpe4QbJuEzSB52fslBg= X-ZohoMailClient: External X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20250225_014054_799467_2620971B X-CRM114-Status: GOOD ( 11.95 ) X-BeenThere: linux-rockchip@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: Upstream kernel work for Rockchip platforms List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "Linux-rockchip" Errors-To: linux-rockchip-bounces+linux-rockchip=archiver.kernel.org@lists.infradead.org From: Jonas Karlman Add helper functions to calculate plane bytesperline and sizeimage, these new helpers consider bpp div, block width and height when calculating plane bytesperline and sizeimage. Signed-off-by: Jonas Karlman Reviewed-by: Nicolas Dufresne Tested-by: Nicolas Dufresne Tested-by: Christopher Obbard --- drivers/media/v4l2-core/v4l2-common.c | 78 +++++++++++++++++------------------ 1 file changed, 39 insertions(+), 39 deletions(-) diff --git a/drivers/media/v4l2-core/v4l2-common.c b/drivers/media/v4l2-core/v4l2-common.c index e4b2de3833ee3d440493f94fca5ee2049b013ef0..fdab16b9d481300eecf2202b3930fdf0a97a3023 100644 --- a/drivers/media/v4l2-core/v4l2-common.c +++ b/drivers/media/v4l2-core/v4l2-common.c @@ -357,6 +357,34 @@ static inline unsigned int v4l2_format_block_height(const struct v4l2_format_inf return info->block_h[plane]; } +static inline unsigned int v4l2_format_plane_stride(const struct v4l2_format_info *info, int plane, + unsigned int width) +{ + unsigned int hdiv = plane ? info->hdiv : 1; + unsigned int aligned_width = + ALIGN(width, v4l2_format_block_width(info, plane)); + + return DIV_ROUND_UP(aligned_width, hdiv) * + info->bpp[plane] / info->bpp_div[plane]; +} + +static inline unsigned int v4l2_format_plane_height(const struct v4l2_format_info *info, int plane, + unsigned int height) +{ + unsigned int vdiv = plane ? info->vdiv : 1; + unsigned int aligned_height = + ALIGN(height, v4l2_format_block_height(info, plane)); + + return DIV_ROUND_UP(aligned_height, vdiv); +} + +static inline unsigned int v4l2_format_plane_size(const struct v4l2_format_info *info, int plane, + unsigned int width, unsigned int height) +{ + return v4l2_format_plane_stride(info, plane, width) * + v4l2_format_plane_height(info, plane, height); +} + void v4l2_apply_frmsize_constraints(u32 *width, u32 *height, const struct v4l2_frmsize_stepwise *frmsize) { @@ -392,37 +420,19 @@ int v4l2_fill_pixfmt_mp(struct v4l2_pix_format_mplane *pixfmt, if (info->mem_planes == 1) { plane = &pixfmt->plane_fmt[0]; - plane->bytesperline = ALIGN(width, v4l2_format_block_width(info, 0)) * info->bpp[0] / info->bpp_div[0]; + plane->bytesperline = v4l2_format_plane_stride(info, 0, width); plane->sizeimage = 0; - for (i = 0; i < info->comp_planes; i++) { - unsigned int hdiv = (i == 0) ? 1 : info->hdiv; - unsigned int vdiv = (i == 0) ? 1 : info->vdiv; - unsigned int aligned_width; - unsigned int aligned_height; - - aligned_width = ALIGN(width, v4l2_format_block_width(info, i)); - aligned_height = ALIGN(height, v4l2_format_block_height(info, i)); - - plane->sizeimage += info->bpp[i] * - DIV_ROUND_UP(aligned_width, hdiv) * - DIV_ROUND_UP(aligned_height, vdiv) / info->bpp_div[i]; - } + for (i = 0; i < info->comp_planes; i++) + plane->sizeimage += + v4l2_format_plane_size(info, i, width, height); } else { for (i = 0; i < info->comp_planes; i++) { - unsigned int hdiv = (i == 0) ? 1 : info->hdiv; - unsigned int vdiv = (i == 0) ? 1 : info->vdiv; - unsigned int aligned_width; - unsigned int aligned_height; - - aligned_width = ALIGN(width, v4l2_format_block_width(info, i)); - aligned_height = ALIGN(height, v4l2_format_block_height(info, i)); - plane = &pixfmt->plane_fmt[i]; plane->bytesperline = - info->bpp[i] * DIV_ROUND_UP(aligned_width, hdiv) / info->bpp_div[i]; - plane->sizeimage = - plane->bytesperline * DIV_ROUND_UP(aligned_height, vdiv); + v4l2_format_plane_stride(info, i, width); + plane->sizeimage = plane->bytesperline * + v4l2_format_plane_height(info, i, height); } } return 0; @@ -446,22 +456,12 @@ int v4l2_fill_pixfmt(struct v4l2_pix_format *pixfmt, u32 pixelformat, pixfmt->width = width; pixfmt->height = height; pixfmt->pixelformat = pixelformat; - pixfmt->bytesperline = ALIGN(width, v4l2_format_block_width(info, 0)) * info->bpp[0] / info->bpp_div[0]; + pixfmt->bytesperline = v4l2_format_plane_stride(info, 0, width); pixfmt->sizeimage = 0; - for (i = 0; i < info->comp_planes; i++) { - unsigned int hdiv = (i == 0) ? 1 : info->hdiv; - unsigned int vdiv = (i == 0) ? 1 : info->vdiv; - unsigned int aligned_width; - unsigned int aligned_height; - - aligned_width = ALIGN(width, v4l2_format_block_width(info, i)); - aligned_height = ALIGN(height, v4l2_format_block_height(info, i)); - - pixfmt->sizeimage += info->bpp[i] * - DIV_ROUND_UP(aligned_width, hdiv) * - DIV_ROUND_UP(aligned_height, vdiv) / info->bpp_div[i]; - } + for (i = 0; i < info->comp_planes; i++) + pixfmt->sizeimage += + v4l2_format_plane_size(info, i, width, height); return 0; } EXPORT_SYMBOL_GPL(v4l2_fill_pixfmt);