From patchwork Wed Jun 21 08:10:27 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Jacopo Mondi X-Patchwork-Id: 13286826 X-Patchwork-Delegate: kieran@bingham.xyz 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 A360FC001B3 for ; Wed, 21 Jun 2023 08:10:58 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S230217AbjFUIK5 (ORCPT ); Wed, 21 Jun 2023 04:10:57 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:49684 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S230291AbjFUIK4 (ORCPT ); Wed, 21 Jun 2023 04:10:56 -0400 Received: from perceval.ideasonboard.com (perceval.ideasonboard.com [213.167.242.64]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 71DAC10F9 for ; Wed, 21 Jun 2023 01:10:55 -0700 (PDT) Received: from uno.lan (unknown [IPv6:2001:b07:5d2e:52c9:1cf0:b3bc:c785:4625]) by perceval.ideasonboard.com (Postfix) with ESMTPSA id A3E502082; Wed, 21 Jun 2023 10:10:17 +0200 (CEST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=ideasonboard.com; s=mail; t=1687335019; bh=UZmFwbOhP9tYgRdVpDLV8/qbaogykXpher6ddo7BN50=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=TMp+u+tFfHVuEq3zOkTl5uMgROVpzm6BTz0WEfLvBondHTH7pwuHvr+aM9ZnLwG1f EQvIDtDdvfu081bc4Ewzaw5zq6C5Vw0roRQXlpR3NdOULPAuRKjEI0BWY79rvWCwP6 bxl6IFbNxw7lUyOLh2ihmNDqsRdK1nthOz+gMXmQ= From: Jacopo Mondi To: Laurent Pinchart , Kieran Bingham Cc: Jacopo Mondi , Simon Ser , Pekka Paalanen , =?utf-8?q?Jonas_=C3=85dahl?= , xaver.hugl@gmail.com, Melissa Wen , wayland-devel , mdaenzer@redhat.com, Uma Shankar , Victoria Brekenfeld , aleixpol@kde.org, Sebastian Wick , Joshua Ashton , airlied@gmail.com, alexander.deucher@amd.com, christian.koenig@amd.com, daniel@ffwll.ch, harry.wentland@amd.com, maarten.lankhorst@linux.intel.com, mripard@kernel.org, Rodrigo.Siqueira@amd.com, sunpeng.li@amd.com, tzimmermann@suse.de, Xinhui.Pan@amd.com, DRI Development , amd-gfx@lists.freedesktop.org, linux-renesas-soc@vger.kernel.org Subject: [RFC 5/9] drm/drm_color_mgmt: add function to attach 3D LUT props Date: Wed, 21 Jun 2023 10:10:27 +0200 Message-Id: <20230621081031.7876-6-jacopo.mondi@ideasonboard.com> X-Mailer: git-send-email 2.40.1 In-Reply-To: <20230621081031.7876-1-jacopo.mondi@ideasonboard.com> References: <20230621081031.7876-1-jacopo.mondi@ideasonboard.com> MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-renesas-soc@vger.kernel.org From: Melissa Wen If the driver supports user 3D LUT then it calls a drm function to attach 3D LUT related properties according to HW caps. Signed-off-by: Melissa Wen --- drivers/gpu/drm/drm_color_mgmt.c | 35 ++++++++++++++++++++++++++++++++ include/drm/drm_color_mgmt.h | 3 +++ 2 files changed, 38 insertions(+) diff --git a/drivers/gpu/drm/drm_color_mgmt.c b/drivers/gpu/drm/drm_color_mgmt.c index 6ce48007cdd4..06503f693ecd 100644 --- a/drivers/gpu/drm/drm_color_mgmt.c +++ b/drivers/gpu/drm/drm_color_mgmt.c @@ -269,6 +269,41 @@ int drm_crtc_create_lut3d_mode_property(struct drm_crtc *crtc, } EXPORT_SYMBOL(drm_crtc_create_lut3d_mode_property); +/** + * drm_crtc_enable_lut3d - enable 3D LUT properties + * @crtc: DRM CRTC + * @shaper_lut_size: the size of shaper lut + * + * This function lets the driver enable the 3D LUT color correction property + * on a CRTC. This includes 3D LUT and also a shaper LUT, if set. The shaper + * LUT property is only attached if its size is not 0 and 3D LUT is set, being + * therefore optional. + */ +void drm_crtc_enable_lut3d(struct drm_crtc *crtc, + uint shaper_lut_size) +{ + struct drm_device *dev = crtc->dev; + struct drm_mode_config *config = &dev->mode_config; + + if (!config->lut3d_mode_property) + return; + + drm_object_attach_property(&crtc->base, + config->lut3d_property, 0); + drm_object_attach_property(&crtc->base, + config->lut3d_mode_property, 0); + + if (!shaper_lut_size) + return; + + drm_object_attach_property(&crtc->base, + config->shaper_lut_property, 0); + drm_object_attach_property(&crtc->base, + config->shaper_lut_size_property, + shaper_lut_size); +} +EXPORT_SYMBOL(drm_crtc_enable_lut3d); + /** * drm_mode_crtc_set_gamma_size - set the gamma table size * @crtc: CRTC to set the gamma table size for diff --git a/include/drm/drm_color_mgmt.h b/include/drm/drm_color_mgmt.h index af9305925572..db2026dc825e 100644 --- a/include/drm/drm_color_mgmt.h +++ b/include/drm/drm_color_mgmt.h @@ -63,6 +63,9 @@ int drm_crtc_create_lut3d_mode_property(struct drm_crtc *crtc, const struct drm_mode_lut3d_mode modes[], unsigned int num_modes); +void drm_crtc_enable_lut3d(struct drm_crtc *crtc, + uint shaper_lut_size); + int drm_mode_crtc_set_gamma_size(struct drm_crtc *crtc, int gamma_size);