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01 Jun 2021 03:16:29 -0700 From: Uma Shankar To: intel-gfx@lists.freedesktop.org, dri-devel@lists.freedesktop.org Subject: [PATCH 15/21] drm/i915/xelpd: Enable Plane CSC Date: Tue, 1 Jun 2021 16:22:12 +0530 Message-Id: <20210601105218.29185-16-uma.shankar@intel.com> X-Mailer: git-send-email 2.26.2 In-Reply-To: <20210601105218.29185-1-uma.shankar@intel.com> References: <20210601105218.29185-1-uma.shankar@intel.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit 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 , bhanuprakash.modem@intel.com Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" Implement plane CSC for ICL+ Signed-off-by: Uma Shankar --- .../gpu/drm/i915/display/intel_atomic_plane.c | 5 +- drivers/gpu/drm/i915/display/intel_color.c | 82 +++++++++++++++++++ .../drm/i915/display/skl_universal_plane.c | 4 + drivers/gpu/drm/i915/i915_reg.h | 1 + 4 files changed, 91 insertions(+), 1 deletion(-) diff --git a/drivers/gpu/drm/i915/display/intel_atomic_plane.c b/drivers/gpu/drm/i915/display/intel_atomic_plane.c index 5de9c98beaf6..ec7646790892 100644 --- a/drivers/gpu/drm/i915/display/intel_atomic_plane.c +++ b/drivers/gpu/drm/i915/display/intel_atomic_plane.c @@ -499,6 +499,7 @@ void skl_update_planes_on_crtc(struct intel_atomic_state *state, intel_atomic_get_new_crtc_state(state, crtc); struct skl_ddb_entry entries_y[I915_MAX_PLANES]; struct skl_ddb_entry entries_uv[I915_MAX_PLANES]; + struct drm_i915_private *dev_priv = to_i915(crtc->base.dev); u32 update_mask = new_crtc_state->update_planes; struct intel_plane *plane; @@ -513,8 +514,10 @@ void skl_update_planes_on_crtc(struct intel_atomic_state *state, struct intel_plane_state *new_plane_state = intel_atomic_get_new_plane_state(state, plane); - if (new_plane_state->uapi.color_mgmt_changed) + if (new_plane_state->uapi.color_mgmt_changed) { intel_color_load_plane_luts(&new_plane_state->uapi); + dev_priv->display.load_plane_csc_matrix(&new_plane_state->uapi); + } if (new_plane_state->uapi.visible || new_plane_state->planar_slave) { diff --git a/drivers/gpu/drm/i915/display/intel_color.c b/drivers/gpu/drm/i915/display/intel_color.c index 6d57a47d8a60..8b4f653b213d 100644 --- a/drivers/gpu/drm/i915/display/intel_color.c +++ b/drivers/gpu/drm/i915/display/intel_color.c @@ -2119,6 +2119,83 @@ static void icl_read_luts(struct intel_crtc_state *crtc_state) } } +static void icl_load_plane_csc_matrix(const struct drm_plane_state *state) +{ + struct drm_i915_private *dev_priv = to_i915(state->plane->dev); + enum pipe pipe = to_intel_plane(state->plane)->pipe; + enum plane_id plane = to_intel_plane(state->plane)->id; + struct drm_color_ctm *ctm; + const u64 *input; + u16 coeffs[9] = {}; + u16 postoff = 0; + int i; + + if (!icl_is_hdr_plane(dev_priv, plane) || !state->ctm) + return; + + ctm = state->ctm->data; + input = ctm->matrix; + + /* + * Convert fixed point S31.32 input to format supported by the + * hardware. + */ + for (i = 0; i < ARRAY_SIZE(coeffs); i++) { + u64 abs_coeff = ((1ULL << 63) - 1) & input[i]; + + /* + * Clamp input value to min/max supported by + * hardware. + */ + abs_coeff = clamp_val(abs_coeff, 0, CTM_COEFF_4_0 - 1); + + /* sign bit */ + if (CTM_COEFF_NEGATIVE(input[i])) + coeffs[i] |= 1 << 15; + + if (abs_coeff < CTM_COEFF_0_125) + coeffs[i] |= (3 << 12) | + ILK_CSC_COEFF_FP(abs_coeff, 12); + else if (abs_coeff < CTM_COEFF_0_25) + coeffs[i] |= (2 << 12) | + ILK_CSC_COEFF_FP(abs_coeff, 11); + else if (abs_coeff < CTM_COEFF_0_5) + coeffs[i] |= (1 << 12) | + ILK_CSC_COEFF_FP(abs_coeff, 10); + else if (abs_coeff < CTM_COEFF_1_0) + coeffs[i] |= ILK_CSC_COEFF_FP(abs_coeff, 9); + else if (abs_coeff < CTM_COEFF_2_0) + coeffs[i] |= (7 << 12) | + ILK_CSC_COEFF_FP(abs_coeff, 8); + else + coeffs[i] |= (6 << 12) | + ILK_CSC_COEFF_FP(abs_coeff, 7); + } + + intel_de_write(dev_priv, PLANE_CSC_COEFF(pipe, plane, 0), + coeffs[0] << 16 | coeffs[1]); + intel_de_write(dev_priv, PLANE_CSC_COEFF(pipe, plane, 1), + coeffs[2] << 16); + + intel_de_write(dev_priv, PLANE_CSC_COEFF(pipe, plane, 2), + coeffs[3] << 16 | coeffs[4]); + intel_de_write(dev_priv, PLANE_CSC_COEFF(pipe, plane, 3), + coeffs[5] << 16); + + intel_de_write(dev_priv, PLANE_CSC_COEFF(pipe, plane, 4), + coeffs[6] << 16 | coeffs[7]); + intel_de_write(dev_priv, PLANE_CSC_COEFF(pipe, plane, 5), + coeffs[8] << 16); + + intel_de_write(dev_priv, PLANE_CSC_PREOFF(pipe, plane, 0), 0); + intel_de_write(dev_priv, PLANE_CSC_PREOFF(pipe, plane, 1), 0); + intel_de_write(dev_priv, PLANE_CSC_PREOFF(pipe, plane, 2), 0); + + intel_de_write(dev_priv, PLANE_CSC_POSTOFF(pipe, plane, 0), postoff); + intel_de_write(dev_priv, PLANE_CSC_POSTOFF(pipe, plane, 1), postoff); + intel_de_write(dev_priv, PLANE_CSC_POSTOFF(pipe, plane, 2), postoff); +} + /* FIXME input bpc? */ static const struct drm_color_lut_range d13_degamma_hdr[] = { /* segment 1 */ @@ -2343,7 +2420,12 @@ int intel_plane_color_init(struct drm_plane *plane) LUT_TYPE_DEGAMMA); dev_priv->display.load_plane_luts = d13_plane_load_luts; + dev_priv->display.load_plane_csc_matrix = icl_load_plane_csc_matrix; + drm_plane_attach_degamma_properties(plane); + + if (icl_is_hdr_plane(dev_priv, to_intel_plane(plane)->id)) + drm_plane_attach_ctm_property(plane); } return ret; diff --git a/drivers/gpu/drm/i915/display/skl_universal_plane.c b/drivers/gpu/drm/i915/display/skl_universal_plane.c index aadb984fdf77..6ba670b6a5c9 100644 --- a/drivers/gpu/drm/i915/display/skl_universal_plane.c +++ b/drivers/gpu/drm/i915/display/skl_universal_plane.c @@ -965,6 +965,10 @@ static u32 glk_plane_color_ctl(const struct intel_crtc_state *crtc_state, if (plane_state->uapi.degamma_lut) plane_color_ctl |= PLANE_PRE_CSC_GAMMA_ENABLE; + /* FIXME needs hw.ctm */ + if (plane_state->uapi.ctm) + plane_color_ctl |= PLANE_COLOR_PLANE_CSC_ENABLE; + plane_color_ctl |= glk_plane_color_ctl_alpha(plane_state); if (fb->format->is_yuv && !icl_is_hdr_plane(dev_priv, plane->id)) { diff --git a/drivers/gpu/drm/i915/i915_reg.h b/drivers/gpu/drm/i915/i915_reg.h index df8500a86e9d..a8e35357aea0 100644 --- a/drivers/gpu/drm/i915/i915_reg.h +++ b/drivers/gpu/drm/i915/i915_reg.h @@ -7187,6 +7187,7 @@ enum { #define _PLANE_COLOR_CTL_3_A 0x703CC /* GLK+ */ #define PLANE_COLOR_PIPE_GAMMA_ENABLE (1 << 30) /* Pre-ICL */ #define PLANE_COLOR_YUV_RANGE_CORRECTION_DISABLE (1 << 28) +#define PLANE_COLOR_PLANE_CSC_ENABLE (1 << 21) /* ICL+ */ #define PLANE_COLOR_INPUT_CSC_ENABLE (1 << 20) /* ICL+ */ #define PLANE_COLOR_PIPE_CSC_ENABLE (1 << 23) /* Pre-ICL */ #define PLANE_PRE_CSC_GAMMA_ENABLE (1 << 14) -- 2.26.2 From mboxrd@z Thu Jan 1 00:00:00 1970 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=-14.0 required=3.0 tests=BAYES_00, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER,INCLUDES_PATCH, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,UNWANTED_LANGUAGE_BODY, 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 AE591C47093 for ; Tue, 1 Jun 2021 10:16:36 +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 7DBCF60FD8 for ; Tue, 1 Jun 2021 10:16:36 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 7DBCF60FD8 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 D39806EA00; Tue, 1 Jun 2021 10:16:32 +0000 (UTC) Received: from mga03.intel.com (mga03.intel.com [134.134.136.65]) by gabe.freedesktop.org (Postfix) with ESMTPS id 98EB26EA01; Tue, 1 Jun 2021 10:16:31 +0000 (UTC) IronPort-SDR: ZIudHiwGzAvZk4Dqc/JR7xAafAjn41SSoUlFUyXaBKrw4DWMmsIWUqvMphMoxz5oxuchROmQN5 L5W8WEc5QlVg== X-IronPort-AV: E=McAfee;i="6200,9189,10001"; a="203550029" X-IronPort-AV: E=Sophos;i="5.83,239,1616482800"; d="scan'208";a="203550029" Received: from fmsmga002.fm.intel.com ([10.253.24.26]) by orsmga103.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 01 Jun 2021 03:16:31 -0700 IronPort-SDR: Yu1SgrePCtBxoCVbM+NHUMEHwTPY9pDpJBRX99BBVHxXODXMtDM4QeZwA/CM9QH5AimqcPEI8m FWc/4L2KEgiA== X-IronPort-AV: E=Sophos;i="5.83,239,1616482800"; d="scan'208";a="482431365" Received: from linux-desktop.iind.intel.com ([10.223.34.178]) by fmsmga002-auth.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 01 Jun 2021 03:16:29 -0700 From: Uma Shankar To: intel-gfx@lists.freedesktop.org, dri-devel@lists.freedesktop.org Date: Tue, 1 Jun 2021 16:22:12 +0530 Message-Id: <20210601105218.29185-16-uma.shankar@intel.com> X-Mailer: git-send-email 2.26.2 In-Reply-To: <20210601105218.29185-1-uma.shankar@intel.com> References: <20210601105218.29185-1-uma.shankar@intel.com> MIME-Version: 1.0 Subject: [Intel-gfx] [PATCH 15/21] drm/i915/xelpd: Enable Plane 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: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Errors-To: intel-gfx-bounces@lists.freedesktop.org Sender: "Intel-gfx" Implement plane CSC for ICL+ Signed-off-by: Uma Shankar --- .../gpu/drm/i915/display/intel_atomic_plane.c | 5 +- drivers/gpu/drm/i915/display/intel_color.c | 82 +++++++++++++++++++ .../drm/i915/display/skl_universal_plane.c | 4 + drivers/gpu/drm/i915/i915_reg.h | 1 + 4 files changed, 91 insertions(+), 1 deletion(-) diff --git a/drivers/gpu/drm/i915/display/intel_atomic_plane.c b/drivers/gpu/drm/i915/display/intel_atomic_plane.c index 5de9c98beaf6..ec7646790892 100644 --- a/drivers/gpu/drm/i915/display/intel_atomic_plane.c +++ b/drivers/gpu/drm/i915/display/intel_atomic_plane.c @@ -499,6 +499,7 @@ void skl_update_planes_on_crtc(struct intel_atomic_state *state, intel_atomic_get_new_crtc_state(state, crtc); struct skl_ddb_entry entries_y[I915_MAX_PLANES]; struct skl_ddb_entry entries_uv[I915_MAX_PLANES]; + struct drm_i915_private *dev_priv = to_i915(crtc->base.dev); u32 update_mask = new_crtc_state->update_planes; struct intel_plane *plane; @@ -513,8 +514,10 @@ void skl_update_planes_on_crtc(struct intel_atomic_state *state, struct intel_plane_state *new_plane_state = intel_atomic_get_new_plane_state(state, plane); - if (new_plane_state->uapi.color_mgmt_changed) + if (new_plane_state->uapi.color_mgmt_changed) { intel_color_load_plane_luts(&new_plane_state->uapi); + dev_priv->display.load_plane_csc_matrix(&new_plane_state->uapi); + } if (new_plane_state->uapi.visible || new_plane_state->planar_slave) { diff --git a/drivers/gpu/drm/i915/display/intel_color.c b/drivers/gpu/drm/i915/display/intel_color.c index 6d57a47d8a60..8b4f653b213d 100644 --- a/drivers/gpu/drm/i915/display/intel_color.c +++ b/drivers/gpu/drm/i915/display/intel_color.c @@ -2119,6 +2119,83 @@ static void icl_read_luts(struct intel_crtc_state *crtc_state) } } +static void icl_load_plane_csc_matrix(const struct drm_plane_state *state) +{ + struct drm_i915_private *dev_priv = to_i915(state->plane->dev); + enum pipe pipe = to_intel_plane(state->plane)->pipe; + enum plane_id plane = to_intel_plane(state->plane)->id; + struct drm_color_ctm *ctm; + const u64 *input; + u16 coeffs[9] = {}; + u16 postoff = 0; + int i; + + if (!icl_is_hdr_plane(dev_priv, plane) || !state->ctm) + return; + + ctm = state->ctm->data; + input = ctm->matrix; + + /* + * Convert fixed point S31.32 input to format supported by the + * hardware. + */ + for (i = 0; i < ARRAY_SIZE(coeffs); i++) { + u64 abs_coeff = ((1ULL << 63) - 1) & input[i]; + + /* + * Clamp input value to min/max supported by + * hardware. + */ + abs_coeff = clamp_val(abs_coeff, 0, CTM_COEFF_4_0 - 1); + + /* sign bit */ + if (CTM_COEFF_NEGATIVE(input[i])) + coeffs[i] |= 1 << 15; + + if (abs_coeff < CTM_COEFF_0_125) + coeffs[i] |= (3 << 12) | + ILK_CSC_COEFF_FP(abs_coeff, 12); + else if (abs_coeff < CTM_COEFF_0_25) + coeffs[i] |= (2 << 12) | + ILK_CSC_COEFF_FP(abs_coeff, 11); + else if (abs_coeff < CTM_COEFF_0_5) + coeffs[i] |= (1 << 12) | + ILK_CSC_COEFF_FP(abs_coeff, 10); + else if (abs_coeff < CTM_COEFF_1_0) + coeffs[i] |= ILK_CSC_COEFF_FP(abs_coeff, 9); + else if (abs_coeff < CTM_COEFF_2_0) + coeffs[i] |= (7 << 12) | + ILK_CSC_COEFF_FP(abs_coeff, 8); + else + coeffs[i] |= (6 << 12) | + ILK_CSC_COEFF_FP(abs_coeff, 7); + } + + intel_de_write(dev_priv, PLANE_CSC_COEFF(pipe, plane, 0), + coeffs[0] << 16 | coeffs[1]); + intel_de_write(dev_priv, PLANE_CSC_COEFF(pipe, plane, 1), + coeffs[2] << 16); + + intel_de_write(dev_priv, PLANE_CSC_COEFF(pipe, plane, 2), + coeffs[3] << 16 | coeffs[4]); + intel_de_write(dev_priv, PLANE_CSC_COEFF(pipe, plane, 3), + coeffs[5] << 16); + + intel_de_write(dev_priv, PLANE_CSC_COEFF(pipe, plane, 4), + coeffs[6] << 16 | coeffs[7]); + intel_de_write(dev_priv, PLANE_CSC_COEFF(pipe, plane, 5), + coeffs[8] << 16); + + intel_de_write(dev_priv, PLANE_CSC_PREOFF(pipe, plane, 0), 0); + intel_de_write(dev_priv, PLANE_CSC_PREOFF(pipe, plane, 1), 0); + intel_de_write(dev_priv, PLANE_CSC_PREOFF(pipe, plane, 2), 0); + + intel_de_write(dev_priv, PLANE_CSC_POSTOFF(pipe, plane, 0), postoff); + intel_de_write(dev_priv, PLANE_CSC_POSTOFF(pipe, plane, 1), postoff); + intel_de_write(dev_priv, PLANE_CSC_POSTOFF(pipe, plane, 2), postoff); +} + /* FIXME input bpc? */ static const struct drm_color_lut_range d13_degamma_hdr[] = { /* segment 1 */ @@ -2343,7 +2420,12 @@ int intel_plane_color_init(struct drm_plane *plane) LUT_TYPE_DEGAMMA); dev_priv->display.load_plane_luts = d13_plane_load_luts; + dev_priv->display.load_plane_csc_matrix = icl_load_plane_csc_matrix; + drm_plane_attach_degamma_properties(plane); + + if (icl_is_hdr_plane(dev_priv, to_intel_plane(plane)->id)) + drm_plane_attach_ctm_property(plane); } return ret; diff --git a/drivers/gpu/drm/i915/display/skl_universal_plane.c b/drivers/gpu/drm/i915/display/skl_universal_plane.c index aadb984fdf77..6ba670b6a5c9 100644 --- a/drivers/gpu/drm/i915/display/skl_universal_plane.c +++ b/drivers/gpu/drm/i915/display/skl_universal_plane.c @@ -965,6 +965,10 @@ static u32 glk_plane_color_ctl(const struct intel_crtc_state *crtc_state, if (plane_state->uapi.degamma_lut) plane_color_ctl |= PLANE_PRE_CSC_GAMMA_ENABLE; + /* FIXME needs hw.ctm */ + if (plane_state->uapi.ctm) + plane_color_ctl |= PLANE_COLOR_PLANE_CSC_ENABLE; + plane_color_ctl |= glk_plane_color_ctl_alpha(plane_state); if (fb->format->is_yuv && !icl_is_hdr_plane(dev_priv, plane->id)) { diff --git a/drivers/gpu/drm/i915/i915_reg.h b/drivers/gpu/drm/i915/i915_reg.h index df8500a86e9d..a8e35357aea0 100644 --- a/drivers/gpu/drm/i915/i915_reg.h +++ b/drivers/gpu/drm/i915/i915_reg.h @@ -7187,6 +7187,7 @@ enum { #define _PLANE_COLOR_CTL_3_A 0x703CC /* GLK+ */ #define PLANE_COLOR_PIPE_GAMMA_ENABLE (1 << 30) /* Pre-ICL */ #define PLANE_COLOR_YUV_RANGE_CORRECTION_DISABLE (1 << 28) +#define PLANE_COLOR_PLANE_CSC_ENABLE (1 << 21) /* ICL+ */ #define PLANE_COLOR_INPUT_CSC_ENABLE (1 << 20) /* ICL+ */ #define PLANE_COLOR_PIPE_CSC_ENABLE (1 << 23) /* Pre-ICL */ #define PLANE_PRE_CSC_GAMMA_ENABLE (1 << 14) -- 2.26.2 _______________________________________________ Intel-gfx mailing list Intel-gfx@lists.freedesktop.org https://lists.freedesktop.org/mailman/listinfo/intel-gfx