From patchwork Tue May 23 22:14:51 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Melissa Wen X-Patchwork-Id: 13253072 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 366BFC77B75 for ; Tue, 23 May 2023 22:16:11 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id BCFEE10E516; Tue, 23 May 2023 22:15:57 +0000 (UTC) Received: from fanzine2.igalia.com (fanzine2.igalia.com [213.97.179.56]) by gabe.freedesktop.org (Postfix) with ESMTPS id CDA4310E4FD; Tue, 23 May 2023 22:15:35 +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=ZnLZbxJjbI0/YfYzeogW8t0+tedK7XDsAnT9WUtN8Tw=; b=mNy6+btBxvcd5bpaWmRmaOakTO ZSNHEh8p82TOX3bStaG8OGhua+AtSUSqGYZ6OCVLVDh01WS1b5hlkoifgWWb0bJcQzjzvYgD2Q2Rl ZZyL4OBtGc25OgV0GJU1iJhfUDRD5gAXaz+utUJLW/MAPHvtYL678GxGoZ/OTeOOXYh5Lla+GPTyX 98h0Q2yDC+bRD3e4QeqgwYLpWCEAfr01nm5B2NV58UCJE4YDpOC0Hj/QEUD/rLLriQcrRvox/0UEQ sP1CIrQlbc3+avNYh/lu/TlWnp0ovnv2ubJ+C20yU2AWDhmh+ePDInByuJ4AqPKjdQbwJD9Qm7XfL 4rTqpyFg==; Received: from [38.44.72.37] (helo=killbill.home) by fanzine2.igalia.com with esmtpsa (Cipher TLS1.3:ECDHE_X25519__RSA_PSS_RSAE_SHA256__AES_256_GCM:256) (Exim) id 1q1aI1-00HEOv-Q1; Wed, 24 May 2023 00:15:33 +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 Subject: [PATCH 07/36] drm/amd/display: add plane driver-specific properties for degamma LUT Date: Tue, 23 May 2023 21:14:51 -0100 Message-Id: <20230523221520.3115570-8-mwen@igalia.com> X-Mailer: git-send-email 2.39.2 In-Reply-To: <20230523221520.3115570-1-mwen@igalia.com> References: <20230523221520.3115570-1-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: Sebastian Wick , Pekka Paalanen , Shashank Sharma , Alex Hung , Xaver Hugl , kernel-dev@igalia.com, Nicholas Kazlauskas , Joshua Ashton , sungjoon.kim@amd.com Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" Create and attach driver-private properties for plane color management. First add plane degamma LUT properties that means user-blob and its size. We will add more plane color properties in the next commits. In addition, we keep these driver-private plane properties limited by defining AMD_PRIVATE_COLOR. Co-developed-by: Joshua Ashton Signed-off-by: Joshua Ashton Signed-off-by: Melissa Wen --- drivers/gpu/drm/amd/amdgpu/amdgpu_display.c | 14 ++++ drivers/gpu/drm/amd/amdgpu/amdgpu_mode.h | 8 ++ .../gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.h | 9 +++ .../amd/display/amdgpu_dm/amdgpu_dm_plane.c | 77 +++++++++++++++++++ 4 files changed, 108 insertions(+) diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_display.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_display.c index 88af075e6c18..fa67c84f5994 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_display.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_display.c @@ -1275,6 +1275,20 @@ amdgpu_display_create_color_properties(struct amdgpu_device *adev) return -ENOMEM; adev->mode_info.regamma_tf_property = prop; + prop = drm_property_create(adev_to_drm(adev), + DRM_MODE_PROP_BLOB, + "AMD_PLANE_DEGAMMA_LUT", 0); + if (!prop) + return -ENOMEM; + adev->mode_info.plane_degamma_lut_property = prop; + + prop = drm_property_create_range(adev_to_drm(adev), + DRM_MODE_PROP_IMMUTABLE, + "AMD_PLANE_DEGAMMA_LUT_SIZE", 0, UINT_MAX); + if (!prop) + return -ENOMEM; + adev->mode_info.plane_degamma_lut_size_property = prop; + return 0; } #endif diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_mode.h b/drivers/gpu/drm/amd/amdgpu/amdgpu_mode.h index 881446c51b36..6c165ad9bdf0 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_mode.h +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_mode.h @@ -352,6 +352,14 @@ struct amdgpu_mode_info { * drm_transfer_function`. */ struct drm_property *regamma_tf_property; + /* @plane_degamma_lut_property: Plane property to set a degamma LUT to + * convert color space before blending. + */ + struct drm_property *plane_degamma_lut_property; + /* @plane_degamma_lut_size_property: Plane property to define the max + * size of degamma LUT as supported by the driver (read-only). + */ + struct drm_property *plane_degamma_lut_size_property; }; #define AMDGPU_MAX_BL_LEVEL 0xFF diff --git a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.h b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.h index ad5ee28b83dc..22e126654767 100644 --- a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.h +++ b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.h @@ -716,6 +716,15 @@ enum drm_transfer_function { struct dm_plane_state { struct drm_plane_state base; struct dc_plane_state *dc_state; + + /* Plane color mgmt */ + /** + * @degamma_lut: + * + * LUT for converting plane pixel data before going into plane merger. + * The blob (if not NULL) is an array of &struct drm_color_lut. + */ + struct drm_property_blob *degamma_lut; }; struct dm_crtc_state { diff --git a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_plane.c b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_plane.c index 322668973747..e9cedc4068f1 100644 --- a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_plane.c +++ b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_plane.c @@ -1338,6 +1338,9 @@ dm_drm_plane_duplicate_state(struct drm_plane *plane) dc_plane_state_retain(dm_plane_state->dc_state); } + if (dm_plane_state->degamma_lut) + drm_property_blob_get(dm_plane_state->degamma_lut); + return &dm_plane_state->base; } @@ -1405,12 +1408,79 @@ static void dm_drm_plane_destroy_state(struct drm_plane *plane, { struct dm_plane_state *dm_plane_state = to_dm_plane_state(state); + if (dm_plane_state->degamma_lut) + drm_property_blob_put(dm_plane_state->degamma_lut); + if (dm_plane_state->dc_state) dc_plane_state_release(dm_plane_state->dc_state); drm_atomic_helper_plane_destroy_state(plane, state); } +#ifdef AMD_PRIVATE_COLOR +static void +dm_atomic_plane_attach_color_mgmt_properties(struct amdgpu_display_manager *dm, + struct drm_plane *plane) +{ + if (dm->dc->caps.color.dpp.dgam_ram || dm->dc->caps.color.dpp.gamma_corr ) { + drm_object_attach_property(&plane->base, + dm->adev->mode_info.plane_degamma_lut_property, 0); + drm_object_attach_property(&plane->base, + dm->adev->mode_info.plane_degamma_lut_size_property, + MAX_COLOR_LUT_ENTRIES); + } +} + +static int +dm_atomic_plane_set_property(struct drm_plane *plane, + struct drm_plane_state *state, + struct drm_property *property, + uint64_t val) +{ + struct dm_plane_state *dm_plane_state = to_dm_plane_state(state); + struct amdgpu_device *adev = drm_to_adev(plane->dev); + bool replaced = false; + int ret; + + if (property == adev->mode_info.plane_degamma_lut_property) { + ret = drm_property_replace_blob_from_id(plane->dev, + &dm_plane_state->degamma_lut, + val, + -1, sizeof(struct drm_color_lut), + &replaced); + dm_plane_state->base.color_mgmt_changed |= replaced; + return ret; + } else { + drm_dbg_atomic(plane->dev, + "[PLANE:%d:%s] unknown property [PROP:%d:%s]]\n", + plane->base.id, plane->name, + property->base.id, property->name); + return -EINVAL; + } + + return 0; +} + +static int +dm_atomic_plane_get_property(struct drm_plane *plane, + const struct drm_plane_state *state, + struct drm_property *property, + uint64_t *val) +{ + struct dm_plane_state *dm_plane_state = to_dm_plane_state(state); + struct amdgpu_device *adev = drm_to_adev(plane->dev); + + if (property == adev->mode_info.plane_degamma_lut_property) { + *val = (dm_plane_state->degamma_lut) ? + dm_plane_state->degamma_lut->base.id : 0; + } else { + return -EINVAL; + } + + return 0; +} +#endif + static const struct drm_plane_funcs dm_plane_funcs = { .update_plane = drm_atomic_helper_update_plane, .disable_plane = drm_atomic_helper_disable_plane, @@ -1419,6 +1489,10 @@ static const struct drm_plane_funcs dm_plane_funcs = { .atomic_duplicate_state = dm_drm_plane_duplicate_state, .atomic_destroy_state = dm_drm_plane_destroy_state, .format_mod_supported = dm_plane_format_mod_supported, +#ifdef AMD_PRIVATE_COLOR + .atomic_set_property = dm_atomic_plane_set_property, + .atomic_get_property = dm_atomic_plane_get_property, +#endif }; int amdgpu_dm_plane_init(struct amdgpu_display_manager *dm, @@ -1489,6 +1563,9 @@ int amdgpu_dm_plane_init(struct amdgpu_display_manager *dm, drm_plane_helper_add(plane, &dm_plane_helper_funcs); +#ifdef AMD_PRIVATE_COLOR + dm_atomic_plane_attach_color_mgmt_properties(dm, plane); +#endif /* Create (reset) the plane state */ if (plane->funcs->reset) plane->funcs->reset(plane);