From patchwork Mon Mar 22 14:30:07 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: "Modem, Bhanuprakash" X-Patchwork-Id: 12153899 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-12.0 required=3.0 tests=BAYES_00, DATE_IN_FUTURE_06_12,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER, INCLUDES_PATCH,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS, UNWANTED_LANGUAGE_BODY,URIBL_BLOCKED,USER_AGENT_GIT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 04642C433E2 for ; Mon, 22 Mar 2021 06:38:38 +0000 (UTC) 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 mail.kernel.org (Postfix) with ESMTPS id B7EAD6195D for ; Mon, 22 Mar 2021 06:38:37 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org B7EAD6195D Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=intel.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=intel-gfx-bounces@lists.freedesktop.org Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id C7DDD6E342; Mon, 22 Mar 2021 06:38:35 +0000 (UTC) Received: from mga03.intel.com (mga03.intel.com [134.134.136.65]) by gabe.freedesktop.org (Postfix) with ESMTPS id 2FC226E2EF for ; Mon, 22 Mar 2021 06:38:34 +0000 (UTC) IronPort-SDR: jSqelCvWCtVeP3DFmtSZJHmJN8ycM1OKtYbiUZMlZUpJ5bmJo511v6mUWgE9ese/3HF7o7zQG7 ITzPrrsGTCfQ== X-IronPort-AV: E=McAfee;i="6000,8403,9930"; a="190238753" X-IronPort-AV: E=Sophos;i="5.81,268,1610438400"; d="scan'208";a="190238753" Received: from orsmga001.jf.intel.com ([10.7.209.18]) by orsmga103.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 21 Mar 2021 23:38:29 -0700 IronPort-SDR: YndqRSyP5667lcdap48iaYBK6hhc1K7DYbi9Lx8AwRAVZwGU9sS9bGg/dG6loN/YnqRAur62fx 5UUBJqf4b2WQ== X-IronPort-AV: E=Sophos;i="5.81,268,1610438400"; d="scan'208";a="451627129" Received: from bhanu-nuclab.iind.intel.com ([10.145.162.173]) by orsmga001-auth.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 21 Mar 2021 23:38:27 -0700 From: Bhanuprakash Modem To: intel-gfx@lists.freedesktop.org Date: Mon, 22 Mar 2021 20:00:07 +0530 Message-Id: <20210322143008.29250-7-bhanuprakash.modem@intel.com> X-Mailer: git-send-email 2.20.1 In-Reply-To: <20210322143008.29250-1-bhanuprakash.modem@intel.com> References: <20210322143008.29250-1-bhanuprakash.modem@intel.com> MIME-Version: 1.0 Subject: [Intel-gfx] [PATCH 6/7] drm/i915/display: Extract icl_read_csc() X-BeenThere: intel-gfx@lists.freedesktop.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Intel graphics driver community testing & development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: intel-gfx-bounces@lists.freedesktop.org Sender: "Intel-gfx" For icl+, add hw read out to create hw blob of ctm coeff values. Cc: Swati Sharma Cc: Uma Shankar Signed-off-by: Bhanuprakash Modem --- drivers/gpu/drm/i915/display/intel_color.c | 55 ++++++++++++++++++++++ 1 file changed, 55 insertions(+) diff --git a/drivers/gpu/drm/i915/display/intel_color.c b/drivers/gpu/drm/i915/display/intel_color.c index 877833f294bb..8f9727553c45 100644 --- a/drivers/gpu/drm/i915/display/intel_color.c +++ b/drivers/gpu/drm/i915/display/intel_color.c @@ -396,6 +396,60 @@ static void icl_load_csc_matrix(const struct intel_crtc_state *crtc_state) crtc_state->csc_mode); } +static struct drm_property_blob *icl_read_output_csc_matrix(struct intel_crtc *crtc) +{ + struct drm_i915_private *dev_priv = to_i915(crtc->base.dev); + enum pipe pipe = crtc->pipe; + struct drm_property_blob *blob; + struct drm_color_ctm *ctm; + u32 temp; + + blob = drm_property_create_blob(&dev_priv->drm, + sizeof(struct drm_color_ctm), + NULL); + if (IS_ERR(blob)) + return NULL; + + ctm = blob->data; + + temp = intel_de_read(dev_priv, PIPE_CSC_OUTPUT_COEFF_RY_GY(pipe)); + ctm->matrix[0] = (temp >> 16) & 0xffff; + ctm->matrix[1] = temp & 0xffff; + + temp = intel_de_read(dev_priv, PIPE_CSC_OUTPUT_COEFF_BY(pipe)); + ctm->matrix[2] = (temp >> 16) & 0xffff; + + temp = intel_de_read(dev_priv, PIPE_CSC_OUTPUT_COEFF_RU_GU(pipe)); + ctm->matrix[3] = (temp >> 16) & 0xffff; + ctm->matrix[4] = temp & 0xffff; + + temp = intel_de_read(dev_priv, PIPE_CSC_OUTPUT_COEFF_BU(pipe)); + ctm->matrix[5] = (temp >> 16) & 0xffff; + + temp = intel_de_read(dev_priv, PIPE_CSC_OUTPUT_COEFF_RV_GV(pipe)); + ctm->matrix[6] = (temp >> 16) & 0xffff; + ctm->matrix[7] = temp & 0xffff; + + temp = intel_de_read(dev_priv, PIPE_CSC_OUTPUT_COEFF_BV(pipe)); + ctm->matrix[8] = (temp >> 16) & 0xffff; + + return blob; +} + +static void icl_read_csc(struct intel_crtc_state *crtc_state) +{ + struct intel_crtc *crtc = to_intel_crtc(crtc_state->uapi.crtc); + + if (!crtc_state->csc_enable) + return; + + if (crtc_state->csc_mode & ICL_CSC_ENABLE) + crtc_state->hw.ctm = ilk_read_csc_matrix(crtc); + + if (crtc_state->csc_mode & ICL_OUTPUT_CSC_ENABLE) + crtc_state->hw.ctm = icl_read_output_csc_matrix(crtc); +} + static void chv_csc_convert_ctm(const struct drm_color_ctm *ctm, u16 coeffs[9]) { int i; @@ -2271,6 +2325,7 @@ void intel_color_init(struct intel_crtc *crtc) if (INTEL_GEN(dev_priv) >= 11) { dev_priv->display.load_luts = icl_load_luts; dev_priv->display.read_luts = icl_read_luts; + dev_priv->display.read_csc = icl_read_csc; } else if (IS_CANNONLAKE(dev_priv) || IS_GEMINILAKE(dev_priv)) { dev_priv->display.load_luts = glk_load_luts; dev_priv->display.read_luts = glk_read_luts;