From patchwork Sun Apr 14 18:27:06 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Detlev Casanova X-Patchwork-Id: 13629180 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 3B547C4345F for ; Sun, 14 Apr 2024 18:27:49 +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: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:In-Reply-To:References: List-Owner; bh=3aSNMp5XUKcnDaEBNEmdw6hhSje6dNC32K4Lg6UpFGg=; b=uE7I7l50P7vSV5 10HPyA+08QNhhrxZPNCYwwHYBSnNQtmhm4PC2KYkXTBIiH7DhUBJq05gKtNWcB1Upteh0UlOisEYi p0M1V7GAcih1hrHQg2Xk0gkgNK3I99IO55w10ZZ69O4NvpGQkyly0L7oOJU8XN31Ti5VbTAgx8dlI e113/6pDx4WhQ7lJDN6LdP8qPhxQShaG5rgoVn0LerJcT4Jz00V1+srvCXakTjcM4TNmbtqlqkFS5 4Du/lD1/lcSBsUvbYCgtCWHzL0ZlqF0FstfjlJueq4JAOebS6+Vu6biPHwfnU2D03kogvSYq5hXM6 eodZ+b9Jo54Lw/WnQUAA==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.97.1 #2 (Red Hat Linux)) id 1rw4Zo-000000065dw-3g8a; Sun, 14 Apr 2024 18:27:40 +0000 Received: from madrid.collaboradmins.com ([46.235.227.194]) by bombadil.infradead.org with esmtps (Exim 4.97.1 #2 (Red Hat Linux)) id 1rw4Zk-000000065cP-1UN9; Sun, 14 Apr 2024 18:27:38 +0000 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=collabora.com; s=mail; t=1713119250; bh=QOsx3aQu/JriRpOCWq7oChskggSlT2VJlcFd2Ll+Mhg=; h=From:To:Cc:Subject:Date:From; b=VhEMgyE8Gf9QvuAUzrkmaBrGtDA8hduJZgqT7CwAHCXIHLZnkP2VSlD0s216FmZVE +MHBS3Hx9I+uZeFIkq94PXewGaWCKUPa1T7dSQful+bAx8otwca00fncoACRkeZmmU GDcy1+QB++0TOobBHEP0UhP+DobpschWhcCM6GVTqifx5rW+6LLNLSAxGEx3fniUSp 2xJVQvnhvvM2OL1dkV0aRNwxPzxoxOIwKLE2u/fCa2N6xYk34bVNAcmhGn78nrTDaU eNLCHIKpRcoeiUDCwYHnt4rnJsFRXWYbmUoW+ezvxyGvkUbDeziP1BqbqOV2ge8t0/ npME9ki1ps2uQ== Received: from arisu.hitronhub.home (cola.collaboradmins.com [195.201.22.229]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (4096 bits) server-digest SHA256) (No client certificate requested) (Authenticated sender: detlev) by madrid.collaboradmins.com (Postfix) with ESMTPSA id F2D7337814A4; Sun, 14 Apr 2024 18:27:26 +0000 (UTC) From: Detlev Casanova To: linux-kernel@vger.kernel.org Cc: Sandy Huang , Heiko Stubner , Andy Yan , Maarten Lankhorst , Maxime Ripard , Thomas Zimmermann , David Airlie , Daniel Vetter , dri-devel@lists.freedesktop.org, linux-arm-kernel@lists.infradead.org, linux-rockchip@lists.infradead.org, Detlev Casanova Subject: [PATCH] drm: vop2: Do not divide height twice for YUV Date: Sun, 14 Apr 2024 14:27:06 -0400 Message-ID: <20240414182706.655270-1-detlev.casanova@collabora.com> X-Mailer: git-send-email 2.43.2 MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20240414_112736_722251_45D0D411 X-CRM114-Status: UNSURE ( 9.41 ) X-CRM114-Notice: Please train this message. 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 For the cbcr format, gt2 and gt4 are computed again after src_h has been divided by vsub. As src_h as already been divided by 2 before, introduce cbcr_src_h and cbcr_src_w to keep a copy of those values to be used for cbcr gt2 and gt4 computation. This fixes yuv planes being unaligned vertically when down scaling to 1080 pixels from 2160. Signed-off-by: Detlev Casanova Fixes: 604be85547ce ("drm/rockchip: Add VOP2 driver") Acked-by: Andy Yan --- drivers/gpu/drm/rockchip/rockchip_drm_vop2.c | 22 +++++++++++--------- 1 file changed, 12 insertions(+), 10 deletions(-) diff --git a/drivers/gpu/drm/rockchip/rockchip_drm_vop2.c b/drivers/gpu/drm/rockchip/rockchip_drm_vop2.c index fdd768bbd487c..62ebbdb16253d 100644 --- a/drivers/gpu/drm/rockchip/rockchip_drm_vop2.c +++ b/drivers/gpu/drm/rockchip/rockchip_drm_vop2.c @@ -706,6 +706,8 @@ static void vop2_setup_scale(struct vop2 *vop2, const struct vop2_win *win, const struct drm_format_info *info; u16 hor_scl_mode, ver_scl_mode; u16 hscl_filter_mode, vscl_filter_mode; + uint16_t cbcr_src_w = src_w; + uint16_t cbcr_src_h = src_h; u8 gt2 = 0; u8 gt4 = 0; u32 val; @@ -763,27 +765,27 @@ static void vop2_setup_scale(struct vop2 *vop2, const struct vop2_win *win, vop2_win_write(win, VOP2_WIN_YRGB_VSCL_FILTER_MODE, vscl_filter_mode); if (info->is_yuv) { - src_w /= info->hsub; - src_h /= info->vsub; + cbcr_src_w /= info->hsub; + cbcr_src_h /= info->vsub; gt4 = 0; gt2 = 0; - if (src_h >= (4 * dst_h)) { + if (cbcr_src_h >= (4 * dst_h)) { gt4 = 1; - src_h >>= 2; - } else if (src_h >= (2 * dst_h)) { + cbcr_src_h >>= 2; + } else if (cbcr_src_h >= (2 * dst_h)) { gt2 = 1; - src_h >>= 1; + cbcr_src_h >>= 1; } - hor_scl_mode = scl_get_scl_mode(src_w, dst_w); - ver_scl_mode = scl_get_scl_mode(src_h, dst_h); + hor_scl_mode = scl_get_scl_mode(cbcr_src_w, dst_w); + ver_scl_mode = scl_get_scl_mode(cbcr_src_h, dst_h); - val = vop2_scale_factor(src_w, dst_w); + val = vop2_scale_factor(cbcr_src_w, dst_w); vop2_win_write(win, VOP2_WIN_SCALE_CBCR_X, val); - val = vop2_scale_factor(src_h, dst_h); + val = vop2_scale_factor(cbcr_src_h, dst_h); vop2_win_write(win, VOP2_WIN_SCALE_CBCR_Y, val); vop2_win_write(win, VOP2_WIN_VSD_CBCR_GT4, gt4);