From patchwork Mon Jan 9 14:38:33 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Melissa Wen X-Patchwork-Id: 13093672 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 gabe.freedesktop.org (gabe.freedesktop.org [131.252.210.177]) (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 14A9EC63797 for ; Mon, 9 Jan 2023 14:45:02 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id 6182E10E446; Mon, 9 Jan 2023 14:44:45 +0000 (UTC) Received: from fanzine2.igalia.com (fanzine2.igalia.com [213.97.179.56]) by gabe.freedesktop.org (Postfix) with ESMTPS id EDE8810E20D for ; Mon, 9 Jan 2023 14:44:10 +0000 (UTC) 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=0r/YKTFRwpqtasaSu+TXALDbDG9nOKnJqiwlyrK/4as=; b=IUDT/m33kXvkNtSdS/4qsMQINo dq0n9SoMUor3bd/Rw5LOOIuDpC9ngY9awRLDxP3azAfNHsZ6/s2xQJo8xaWiRTBqAiOUJcVzif2/F iLHuQPa74RA90u1PoRZlzhZgcHUO/EdvvjyI3tlvowW2B5gRy+Nitf8r0vIxCYWibFKz7/jk1J+8o qp9mPE/c6nozubFOIaq0dh0mJMBP01vBrn/OJ/fWempQWUBiawc58yWeV6nnHeY3bK/6wKfkdl38H j+DiNdjAapYxucLFEUWUdk1gIwsBvzQbvqpzybRB2IJyF3GuuaSdCoX7koVe8dYnwHkrvJWDVlT2R l6abuV2A==; Received: from [41.74.137.107] (helo=killbill.home) by fanzine2.igalia.com with esmtpsa (Cipher TLS1.3:ECDHE_X25519__RSA_PSS_RSAE_SHA256__AES_256_GCM:256) (Exim) id 1pEtNY-003TyM-8V; Mon, 09 Jan 2023 15:44:00 +0100 From: Melissa Wen To: maarten.lankhorst@linux.intel.com, mripard@kernel.org, tzimmermann@suse.de, airlied@gmail.com, daniel@ffwll.ch Subject: [RFC PATCH v2 05/18] drm/drm_color_mgmt: add function to attach 3D LUT props Date: Mon, 9 Jan 2023 13:38:33 -0100 Message-Id: <20230109143846.1966301-6-mwen@igalia.com> X-Mailer: git-send-email 2.35.1 In-Reply-To: <20230109143846.1966301-1-mwen@igalia.com> References: <20230109143846.1966301-1-mwen@igalia.com> MIME-Version: 1.0 X-BeenThere: dri-devel@lists.freedesktop.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Direct Rendering Infrastructure - Development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: laurent.pinchart+renesas@ideasonboard.com, Shashank Sharma , alex.hung@amd.com, linux-kernel@vger.kernel.org, dri-devel@lists.freedesktop.org, Melissa Wen , seanpaul@chromium.org, kernel-dev@igalia.com, bhawanpreet.lakha@amd.com, nicholas.kazlauskas@amd.com, Joshua Ashton , sungjoon.kim@amd.com Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" 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);