From nobody Tue Feb 10 00:02:58 2026 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 37C61C04E69 for ; Thu, 10 Aug 2023 16:04:48 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S236576AbjHJQEr (ORCPT ); Thu, 10 Aug 2023 12:04:47 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:54750 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S235629AbjHJQEG (ORCPT ); Thu, 10 Aug 2023 12:04:06 -0400 Received: from fanzine2.igalia.com (fanzine2.igalia.com [213.97.179.56]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 6F8AC270E for ; Thu, 10 Aug 2023 09:04:05 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=igalia.com; s=20170329; h=Content-Transfer-Encoding:MIME-Version:References:In-Reply-To: Message-Id:Date:Subject:Cc:To:From:Sender:Reply-To:Content-Type:Content-ID: Content-Description:Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc :Resent-Message-ID:List-Id:List-Help:List-Unsubscribe:List-Subscribe: List-Post:List-Owner:List-Archive; bh=SIq6gQCPPILIi0+6YbV3yDBOdWzC6e2uDHBOT2eNIbw=; b=NnuScdqCxYsYamEWoVf9pqMmTM slQJ8QuhUozulAC3AH3aXsaHpuqClw/PX8F3s81eMSkYwKFtj2bEfk2HLaXhEvw31JDB8v0roTc75 eM92fqC47nfsPpDMOQ6jaKHEXgAFtgzu7LX9y8BV5bOuMkrBz6F8TpNnr+kxWMiOwN0tNsXZ2VvsL 2yO+MQEQxGnPNTxeJfHzqEZwp9yQrxnNCpClWlnQKx4WVIR0ukYjavnOf9O/o+3z9eLczgR9BjJw1 CQyQUL14WkGBsCKUR1ppz7mCGy7Y/peOsb0xzFeSC6UVwBmOZBHFSHdUO+VWoNpYmBNYR7sU9xgFE gIp52S6g==; Received: from [38.44.68.151] (helo=killbill.home) by fanzine2.igalia.com with esmtpsa (Cipher TLS1.3:ECDHE_X25519__RSA_PSS_RSAE_SHA256__AES_256_GCM:256) (Exim) id 1qU88h-00GjYD-04; Thu, 10 Aug 2023 18:03:55 +0200 From: Melissa Wen To: amd-gfx@lists.freedesktop.org, Harry Wentland , Rodrigo Siqueira , sunpeng.li@amd.com, Alex Deucher , dri-devel@lists.freedesktop.org, christian.koenig@amd.com, Xinhui.Pan@amd.com, airlied@gmail.com, daniel@ffwll.ch Cc: Joshua Ashton , Sebastian Wick , Xaver Hugl , Shashank Sharma , Nicholas Kazlauskas , sungjoon.kim@amd.com, Alex Hung , Pekka Paalanen , Simon Ser , kernel-dev@igalia.com, linux-kernel@vger.kernel.org Subject: [PATCH v2 17/34] drm/amd/display: set sdr_ref_white_level to 80 for out_transfer_func Date: Thu, 10 Aug 2023 15:02:57 -0100 Message-Id: <20230810160314.48225-18-mwen@igalia.com> X-Mailer: git-send-email 2.40.1 In-Reply-To: <20230810160314.48225-1-mwen@igalia.com> References: <20230810160314.48225-1-mwen@igalia.com> MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Type: text/plain; charset="utf-8" From: Joshua Ashton Otherwise this is just initialized to 0. This needs to actually have a value so that compute_curve can work for PQ EOTF. Reviewed-by: Harry Wentland Signed-off-by: Joshua Ashton Co-developed-by: Melissa Wen Signed-off-by: Melissa Wen --- drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_color.c | 2 ++ 1 file changed, 2 insertions(+) diff --git a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_color.c b/driv= ers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_color.c index 0188e82d1fdd..68e9f2c62f2e 100644 --- a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_color.c +++ b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_color.c @@ -72,6 +72,7 @@ */ =20 #define MAX_DRM_LUT_VALUE 0xFFFF +#define SDR_WHITE_LEVEL_INIT_VALUE 80 =20 /** * amdgpu_dm_init_color_mod - Initialize the color module. @@ -525,6 +526,7 @@ static int amdgpu_dm_set_atomic_regamma(struct dc_strea= m_state *stream, */ out_tf->type =3D TF_TYPE_DISTRIBUTED_POINTS; out_tf->tf =3D tf; + out_tf->sdr_ref_white_level =3D SDR_WHITE_LEVEL_INIT_VALUE; =20 ret =3D __set_output_tf(out_tf, regamma_lut, regamma_size, has_rom); } else { --=20 2.40.1