From patchwork Tue Aug 29 16:04:21 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Uma Shankar X-Patchwork-Id: 13369148 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 DBBF8C83F12 for ; Tue, 29 Aug 2023 16:01:21 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id EBBFB10E41D; Tue, 29 Aug 2023 16:00:13 +0000 (UTC) Received: from mgamail.intel.com (mgamail.intel.com [134.134.136.100]) by gabe.freedesktop.org (Postfix) with ESMTPS id A16F310E41A; Tue, 29 Aug 2023 16:00:00 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1693324800; x=1724860800; h=from:to:cc:subject:date:message-id:in-reply-to: references:mime-version:content-transfer-encoding; bh=T+wERlQG8R/pr72eTvqLBpH/8v2dX2AjwU8+RK3DLPI=; b=Nojbf046bEHThpGb5Cj+/Uk3r6TS30ozXbHliJ39wsDjwYfF/9R4y2Cb J2JNwT3hkbPtfGVmSJctSLgFCZrBKboOgRQflIpJjRNtkOcqTZRL9C5Vf Yn78nEz8yoZqNmUrS4jbp3QoMbGF2gdy6gwCjrvzqcLB4pF6BApPS/WkO z95mF5E9BA2VQ5AOAffzYgHVdx5XrtG1DSXwB8yvbc6zLprCH9lqxt2ec uwhbLV9FRx7a6AINaNu1e9EjnGaoePaaINse96FFZjV3V98flwSzI7KeE z4XXGzdT+P2HfAtVK3YeaXEA0pCuGXWlUgJrF3HqJT+b+NGZyFi6P3Hkk A==; X-IronPort-AV: E=McAfee;i="6600,9927,10817"; a="441769497" X-IronPort-AV: E=Sophos;i="6.02,210,1688454000"; d="scan'208";a="441769497" Received: from orsmga003.jf.intel.com ([10.7.209.27]) by orsmga105.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 29 Aug 2023 08:59:49 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=McAfee;i="6600,9927,10817"; a="688555247" X-IronPort-AV: E=Sophos;i="6.02,210,1688454000"; d="scan'208";a="688555247" Received: from cfl-desktop.iind.intel.com ([10.190.239.20]) by orsmga003.jf.intel.com with ESMTP; 29 Aug 2023 08:59:47 -0700 From: Uma Shankar To: intel-gfx@lists.freedesktop.org, dri-devel@lists.freedesktop.org Subject: [RFC 32/33] drm/i915/color: Add a dummy pipeline with 3D LUT Date: Tue, 29 Aug 2023 21:34:21 +0530 Message-ID: <20230829160422.1251087-33-uma.shankar@intel.com> X-Mailer: git-send-email 2.42.0 In-Reply-To: <20230829160422.1251087-1-uma.shankar@intel.com> References: <20230829160422.1251087-1-uma.shankar@intel.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: Uma Shankar , Chaitanya Kumar Borah , wayland-devel@lists.freedesktop.org Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" From: Chaitanya Kumar Borah This patch is to demonstrate how a pipeline can be added. Co-developed-by: Uma Shankar Signed-off-by: Uma Shankar Signed-off-by: Chaitanya Kumar Borah --- drivers/gpu/drm/drm_atomic_state_helper.c | 3 ++ drivers/gpu/drm/drm_atomic_uapi.c | 15 +++++++++ drivers/gpu/drm/i915/display/intel_color.c | 37 ++++++++++++++++++++-- include/drm/drm_plane.h | 6 ++++ 4 files changed, 59 insertions(+), 2 deletions(-) diff --git a/drivers/gpu/drm/drm_atomic_state_helper.c b/drivers/gpu/drm/drm_atomic_state_helper.c index a554e04c2ce3..9c389d97b344 100644 --- a/drivers/gpu/drm/drm_atomic_state_helper.c +++ b/drivers/gpu/drm/drm_atomic_state_helper.c @@ -349,6 +349,8 @@ void __drm_atomic_helper_plane_duplicate_state(struct drm_plane *plane, drm_property_blob_get(state->color.post_csc_lut); if (state->color.private_color_op_data) drm_property_blob_get(state->color.private_color_op_data); + if (state->color.lut_3d) + drm_property_blob_get(state->color.lut_3d); state->color_mgmt_changed = false; } @@ -402,6 +404,7 @@ void __drm_atomic_helper_plane_destroy_state(struct drm_plane_state *state) drm_property_blob_put(state->color.ctm); drm_property_blob_put(state->color.post_csc_lut); drm_property_blob_put(state->color.private_color_op_data); + drm_property_blob_put(state->color.lut_3d); } EXPORT_SYMBOL(__drm_atomic_helper_plane_destroy_state); diff --git a/drivers/gpu/drm/drm_atomic_uapi.c b/drivers/gpu/drm/drm_atomic_uapi.c index 9e0fb36d1f47..5629db763fd1 100644 --- a/drivers/gpu/drm/drm_atomic_uapi.c +++ b/drivers/gpu/drm/drm_atomic_uapi.c @@ -482,6 +482,15 @@ int drm_plane_reset_color_op_blobs(struct drm_plane *plane, &blob_replaced); temp_replaced |= blob_replaced; + if (ret) + goto out; + + ret = drm_atomic_replace_property_blob_from_id(dev, + &state->color.lut_3d, + 0, -1, -1, + &blob_replaced); + temp_replaced |= blob_replaced; + if (ret) goto out; out: @@ -551,6 +560,12 @@ int drm_plane_replace_color_op_blobs(struct drm_plane *plane, color_op[i].blob_id, -1, -1, &blob_replaced); + } else if (color_op[i].name == DRM_CB_3D_LUT) { + ret = drm_atomic_replace_property_blob_from_id(dev, + &state->color.lut_3d, + color_op[i].blob_id, + -1, sizeof(struct drm_color_lut_ext), + &blob_replaced); } else { ret = -EINVAL; goto copy_fail; diff --git a/drivers/gpu/drm/i915/display/intel_color.c b/drivers/gpu/drm/i915/display/intel_color.c index 4e5c82c88bd4..2352ddb4a96a 100644 --- a/drivers/gpu/drm/i915/display/intel_color.c +++ b/drivers/gpu/drm/i915/display/intel_color.c @@ -4265,6 +4265,19 @@ static const struct drm_color_lut_range xelpd_post_csc_hdr[] = { }, }; +static const struct drm_color_lut_range dummy_3d_lut_range[] = { + { + .flags = (DRM_MODE_LUT_POST_CSC | + DRM_MODE_LUT_REFLECT_NEGATIVE | + DRM_MODE_LUT_INTERPOLATE | + DRM_MODE_LUT_NON_DECREASING), + .count = 32, + .input_bpc = 24, .output_bpc = 16, + .start = 0, .end = (1 << 24) - 1, + .min = 0, .max = (1 << 24) - 1, + }, +}; + struct drm_color_op color_pipeline_sdr[] = { { .name = DRM_CB_PRE_CSC, @@ -4300,10 +4313,17 @@ struct drm_color_op color_pipeline_hdr[] = { }, }; +struct drm_color_op color_pipeline_3dlut[] = { + { + .name = DRM_CB_3D_LUT, + .type = CURVE_3D, + }, +}; + static int intel_prepare_plane_color_pipeline(struct drm_plane *plane) { struct drm_i915_private *i915 = to_i915(plane->dev); - struct drm_property_blob *blob[2] = {NULL}; + struct drm_property_blob *blob[3] = {NULL}; int ret = 0, i = 0; if (icl_is_hdr_plane(i915, to_intel_plane(plane)->id)) { @@ -4350,6 +4370,17 @@ static int intel_prepare_plane_color_pipeline(struct drm_plane *plane) color_pipeline_sdr[1].blob_id = blob[i++]->base.id; } + blob[i] = drm_property_create_blob(plane->dev, + sizeof(dummy_3d_lut_range), + dummy_3d_lut_range); + + if (IS_ERR(blob[i])) { + ret = PTR_ERR(blob[i]); + goto out; + } + + color_pipeline_3dlut[0].blob_id = blob[i++]->base.id; + out: if (ret) { for (int j = 0; j < i; j++) { @@ -4368,7 +4399,7 @@ void intel_color_plane_init(struct drm_plane *plane) if (DISPLAY_VER(i915) < 13) return; - drm_plane_create_get_color_pipeline_property(plane->dev, plane, 2); + drm_plane_create_get_color_pipeline_property(plane->dev, plane, 3); intel_prepare_plane_color_pipeline(plane); @@ -4387,6 +4418,8 @@ void intel_color_plane_init(struct drm_plane *plane) color_pipeline_sdr, sizeof(color_pipeline_sdr)); + drm_plane_add_color_pipeline(plane, "color pipeline 3dlut", color_pipeline_3dlut, + sizeof(color_pipeline_3dlut)); drm_plane_attach_get_color_pipeline_property(plane); drm_plane_create_set_color_pipeline_property(plane->dev, plane); diff --git a/include/drm/drm_plane.h b/include/drm/drm_plane.h index 601b01e47a93..5cb84fa32dd5 100644 --- a/include/drm/drm_plane.h +++ b/include/drm/drm_plane.h @@ -284,6 +284,12 @@ struct drm_plane_state { * For example: Parameterized/non-parameterized fixed function operations */ struct drm_property_blob *private_color_op_data; + + /* @lut_3d: + * + * Three dimensional luts + */ + struct drm_property_blob *lut_3d; } color; /**