From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from madrid.collaboradmins.com (madrid.collaboradmins.com [46.235.227.194]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id F2C0E1CD23 for ; Sun, 14 Apr 2024 18:27:31 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=46.235.227.194 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1713119253; cv=none; b=r0sUcw6ShKX/mzo03SD5ShyZhNQtAgfGv4cAGdkJbts8iSbMIvb25TOaOmDer4xF9+mypbFmDqBS1BEDZlPa/myd/uj+MKhNewOOCa7x3W8yt0T+c5DRZIbeFRugxyPSxxfpGi1hWesvZQrQxp3fe/ptXxZS3d1nuwQFXl+aai4= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1713119253; c=relaxed/simple; bh=QOsx3aQu/JriRpOCWq7oChskggSlT2VJlcFd2Ll+Mhg=; h=From:To:Cc:Subject:Date:Message-ID:MIME-Version; b=MMkWqYwZEcDZNRrrbsB9oDYXUlaMZSQbQfK5UloCYGDsZ9AASTjnPaosOH2qAtKO3/IvmjntGdMY/GVGJF0P26eJm3aqqe8xNTcdHy5OAj5NGrvXBMhoR8orjc1sY/IpFaIy79mzgMGUQrzMRwbHVM3nUxraRGfIUBCosjBsmZs= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=quarantine dis=none) header.from=collabora.com; spf=pass smtp.mailfrom=collabora.com; dkim=pass (2048-bit key) header.d=collabora.com header.i=@collabora.com header.b=VhEMgyE8; arc=none smtp.client-ip=46.235.227.194 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=quarantine dis=none) header.from=collabora.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=collabora.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=collabora.com header.i=@collabora.com header.b="VhEMgyE8" 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 Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit 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") --- 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); -- 2.43.2