From nobody Wed Apr 8 04:24:11 2026 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (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 BDD143C342A; Tue, 10 Mar 2026 16:07:46 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1773158866; cv=none; b=OgZasKse/i0hhIvKTJa5H+9Gw3HqXtwfAvuLpbDXtHEpSwv1ZqNv8uUH4mBYhuptkYGFAAFi7RDT/Ua8ln2uHlH21SJjdGpSsJWLxyoc7ctohXbxR6NchT2zJiV5PQ9x+pNzHjmIAecaVlwYhFHNRM+SNnyeP722v1lEdUrO/d4= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1773158866; c=relaxed/simple; bh=MEDGk/rh93wNi6cr2oco3L6Llp5wif5wEB6hoxGlP3s=; h=From:Date:Subject:MIME-Version:Content-Type:Message-Id:References: In-Reply-To:To:Cc; b=oadGlWcIssiQM8J3veNCrqyqmy3J+pc3t1mFK1rDHr3A3aggn9839Rx2U9muMe3fT6UPFrMeb6UF61KhGHQoWMmyrmkUyZjX+xONGj2T5+RwALqJ18a6tT5C4u/XiSdvb4s7MYOnD1DQ1AVNs6gjH0YhBZsfJyv5dHe8PMq4uWY= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=LXOHX6C8; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="LXOHX6C8" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 3F397C2BC9E; Tue, 10 Mar 2026 16:07:46 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1773158866; bh=MEDGk/rh93wNi6cr2oco3L6Llp5wif5wEB6hoxGlP3s=; h=From:Date:Subject:References:In-Reply-To:To:Cc:From; b=LXOHX6C8GUNSKMaifqru8XlgS+ZWcD10w7j/Ye7dJDZ5C1kNtk9/HGHIHjbG57fkN LK9b0n8zUx8sbLewYHZ8olxtC6s/qU+ai/GSVK176KoqkK/ci3tOq17PX7NNxQs9LB RjhSndtnXn1Td+t2XHLpph2x/T/ef81oBxRNFx544YaJe6g785HquL4KrgE1hFGoRz z9bEreuiGs1s2e9Pc0kEKWImyMK7fZR5J1pfQ811qkKIZeXafbun8zjCrfCf88IPeT AJWvUtxc5W1jWETaWC9/PQO0OODq7Ks3SaWlQ6kW84Y2Am6/pcm+Ayx5b7TY3ELgsw 7H9+J0X94vvCw== From: Maxime Ripard Date: Tue, 10 Mar 2026 17:07:05 +0100 Subject: [PATCH 13/14] drm/tidss: Convert to atomic_create_state Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: quoted-printable Message-Id: <20260310-drm-mode-config-init-v1-13-de7397c8e1cf@kernel.org> References: <20260310-drm-mode-config-init-v1-0-de7397c8e1cf@kernel.org> In-Reply-To: <20260310-drm-mode-config-init-v1-0-de7397c8e1cf@kernel.org> To: Maarten Lankhorst , Thomas Zimmermann , David Airlie , Simona Vetter , Jonathan Corbet , Shuah Khan , Dmitry Baryshkov , Jyri Sarha , Tomi Valkeinen , Andrzej Hajda , Neil Armstrong , Robert Foss , Laurent Pinchart , Jonas Karlman , Jernej Skrabec Cc: dri-devel@lists.freedesktop.org, linux-doc@vger.kernel.org, linux-kernel@vger.kernel.org, Maxime Ripard X-Mailer: b4 0.14.2 X-Developer-Signature: v=1; a=openpgp-sha256; l=3067; i=mripard@kernel.org; h=from:subject:message-id; bh=MEDGk/rh93wNi6cr2oco3L6Llp5wif5wEB6hoxGlP3s=; b=owGbwMvMwCmsHn9OcpHtvjLG02pJDJkbHFfGnA3f7e5o3/3otMwSy6+vjVVUXcUcpjfMmunzh nm18rOIjqksDMKcDLJiiixPZMJOL29fXOVgv/IHzBxWJpAhDFycAjARw8WMDb3i0xke1fWW5jzL MHyw2eVuhZ3Zl6nfQorll7sf2ZOg4xyz4n/mli0HdLzS73JG8YjaMdYpP+/LfDD36IJChZwSg5k hC1YZpsWJp7R9Vebe8pNv/TO1LtWOc3kHD6vOmy1f5HjimAEA X-Developer-Key: i=mripard@kernel.org; a=openpgp; fpr=BE5675C37E818C8B5764241C254BCFC56BF6CE8D Our driver uses reset to create the various object states, but only calls the helper that allocate a new state. They are thus strictly equivalent to the new atomic_create_state helpers, so let's switch to these. Signed-off-by: Maxime Ripard Reviewed-by: Laurent Pinchart Reviewed-by: Tomi Valkeinen --- drivers/gpu/drm/tidss/tidss_crtc.c | 17 +++++++---------- drivers/gpu/drm/tidss/tidss_plane.c | 2 +- 2 files changed, 8 insertions(+), 11 deletions(-) diff --git a/drivers/gpu/drm/tidss/tidss_crtc.c b/drivers/gpu/drm/tidss/tid= ss_crtc.c index a31c21c5f855ac8a94089dd3908e2510193b7d67..66e3d161c60bc14b2982cff4cdd= 43030d4086798 100644 --- a/drivers/gpu/drm/tidss/tidss_crtc.c +++ b/drivers/gpu/drm/tidss/tidss_crtc.c @@ -355,24 +355,21 @@ static void tidss_crtc_destroy_state(struct drm_crtc = *crtc, =20 __drm_atomic_helper_crtc_destroy_state(&tstate->base); kfree(tstate); } =20 -static void tidss_crtc_reset(struct drm_crtc *crtc) +static struct drm_crtc_state *tidss_crtc_create_state(struct drm_crtc *crt= c) { struct tidss_crtc_state *tstate; =20 - if (crtc->state) - tidss_crtc_destroy_state(crtc, crtc->state); - tstate =3D kzalloc_obj(*tstate); - if (!tstate) { - crtc->state =3D NULL; - return; - } + if (!tstate) + return ERR_PTR(-ENOMEM); =20 - __drm_atomic_helper_crtc_reset(crtc, &tstate->base); + __drm_atomic_helper_crtc_create_state(crtc, &tstate->base); + + return &tstate->base; } =20 static struct drm_crtc_state *tidss_crtc_duplicate_state(struct drm_crtc *= crtc) { struct tidss_crtc_state *state, *current_state; @@ -403,14 +400,14 @@ static void tidss_crtc_destroy(struct drm_crtc *crtc) drm_crtc_cleanup(crtc); kfree(tcrtc); } =20 static const struct drm_crtc_funcs tidss_crtc_funcs =3D { - .reset =3D tidss_crtc_reset, .destroy =3D tidss_crtc_destroy, .set_config =3D drm_atomic_helper_set_config, .page_flip =3D drm_atomic_helper_page_flip, + .atomic_create_state =3D tidss_crtc_create_state, .atomic_duplicate_state =3D tidss_crtc_duplicate_state, .atomic_destroy_state =3D tidss_crtc_destroy_state, .enable_vblank =3D tidss_crtc_enable_vblank, .disable_vblank =3D tidss_crtc_disable_vblank, }; diff --git a/drivers/gpu/drm/tidss/tidss_plane.c b/drivers/gpu/drm/tidss/ti= dss_plane.c index aaa02c851c595aa3781ec2e6741af1999092aa40..518498d4576528a0ec59fd03cf2= 7a87b1b3f1e6e 100644 --- a/drivers/gpu/drm/tidss/tidss_plane.c +++ b/drivers/gpu/drm/tidss/tidss_plane.c @@ -176,12 +176,12 @@ static const struct drm_plane_helper_funcs tidss_prim= ary_plane_helper_funcs =3D { }; =20 static const struct drm_plane_funcs tidss_plane_funcs =3D { .update_plane =3D drm_atomic_helper_update_plane, .disable_plane =3D drm_atomic_helper_disable_plane, - .reset =3D drm_atomic_helper_plane_reset, .destroy =3D drm_plane_destroy, + .atomic_create_state =3D drm_atomic_helper_plane_create_state, .atomic_duplicate_state =3D drm_atomic_helper_plane_duplicate_state, .atomic_destroy_state =3D drm_atomic_helper_plane_destroy_state, }; =20 struct tidss_plane *tidss_plane_create(struct tidss_device *tidss, --=20 2.53.0