From patchwork Mon Mar 18 16:13:08 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Patchwork-Submitter: =?utf-8?b?VmlsbGUgU3lyasOkbMOk?= X-Patchwork-Id: 10857973 Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id 227AF1575 for ; Mon, 18 Mar 2019 16:13:36 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 071DE291D0 for ; Mon, 18 Mar 2019 16:13:36 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id F00B8293F3; Mon, 18 Mar 2019 16:13:35 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on pdx-wl-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-5.2 required=2.0 tests=BAYES_00,MAILING_LIST_MULTI, RCVD_IN_DNSWL_MED autolearn=ham version=3.3.1 Received: from gabe.freedesktop.org (gabe.freedesktop.org [131.252.210.177]) (using TLSv1.2 with cipher DHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.wl.linuxfoundation.org (Postfix) with ESMTPS id 94332291D0 for ; Mon, 18 Mar 2019 16:13:35 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id 081E9898BF; Mon, 18 Mar 2019 16:13:35 +0000 (UTC) X-Original-To: intel-gfx@lists.freedesktop.org Delivered-To: intel-gfx@lists.freedesktop.org Received: from mga05.intel.com (mga05.intel.com [192.55.52.43]) by gabe.freedesktop.org (Postfix) with ESMTPS id 80A68898A3 for ; Mon, 18 Mar 2019 16:13:30 +0000 (UTC) X-Amp-Result: SKIPPED(no attachment in message) X-Amp-File-Uploaded: False Received: from fmsmga003.fm.intel.com ([10.253.24.29]) by fmsmga105.fm.intel.com with ESMTP/TLS/DHE-RSA-AES256-GCM-SHA384; 18 Mar 2019 09:13:23 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.58,494,1544515200"; d="scan'208";a="141708191" Received: from stinkbox.fi.intel.com (HELO stinkbox) ([10.237.72.174]) by FMSMGA003.fm.intel.com with SMTP; 18 Mar 2019 09:13:20 -0700 Received: by stinkbox (sSMTP sendmail emulation); Mon, 18 Mar 2019 18:13:20 +0200 From: Ville Syrjala To: intel-gfx@lists.freedesktop.org Date: Mon, 18 Mar 2019 18:13:08 +0200 Message-Id: <20190318161317.30918-2-ville.syrjala@linux.intel.com> X-Mailer: git-send-email 2.19.2 In-Reply-To: <20190318161317.30918-1-ville.syrjala@linux.intel.com> References: <20190318161317.30918-1-ville.syrjala@linux.intel.com> MIME-Version: 1.0 Subject: [Intel-gfx] [PATCH 01/10] drm/i915: Extract check_luts() X-BeenThere: intel-gfx@lists.freedesktop.org X-Mailman-Version: 2.1.23 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" X-Virus-Scanned: ClamAV using ClamSMTP From: Ville Syrjälä In prepartion for per-platform color_check() functions extract the common code into a separate function. Signed-off-by: Ville Syrjälä Reviewed-by: Matt Roper --- drivers/gpu/drm/i915/intel_color.c | 68 ++++++++++++++++++------------ 1 file changed, 40 insertions(+), 28 deletions(-) diff --git a/drivers/gpu/drm/i915/intel_color.c b/drivers/gpu/drm/i915/intel_color.c index 467fd1a1630c..b6a992a5b14f 100644 --- a/drivers/gpu/drm/i915/intel_color.c +++ b/drivers/gpu/drm/i915/intel_color.c @@ -771,6 +771,38 @@ static int check_lut_size(const struct drm_property_blob *lut, int expected) return 0; } +static int check_luts(const struct intel_crtc_state *crtc_state) +{ + struct drm_i915_private *dev_priv = to_i915(crtc_state->base.crtc->dev); + const struct drm_property_blob *gamma_lut = crtc_state->base.gamma_lut; + const struct drm_property_blob *degamma_lut = crtc_state->base.degamma_lut; + int gamma_length, degamma_length; + u32 gamma_tests, degamma_tests; + + /* Always allow legacy gamma LUT with no further checking. */ + if (crtc_state_is_legacy_gamma(crtc_state)) + return 0; + + /* C8 needs the legacy LUT all to itself */ + if (crtc_state->c8_planes) + return -EINVAL; + + degamma_length = INTEL_INFO(dev_priv)->color.degamma_lut_size; + gamma_length = INTEL_INFO(dev_priv)->color.gamma_lut_size; + degamma_tests = INTEL_INFO(dev_priv)->color.degamma_lut_tests; + gamma_tests = INTEL_INFO(dev_priv)->color.gamma_lut_tests; + + if (check_lut_size(degamma_lut, degamma_length) || + check_lut_size(gamma_lut, gamma_length)) + return -EINVAL; + + if (drm_color_lut_check(degamma_lut, degamma_tests) || + drm_color_lut_check(gamma_lut, gamma_tests)) + return -EINVAL; + + return 0; +} + static u32 chv_cgm_mode(const struct intel_crtc_state *crtc_state) { u32 cgm_mode = 0; @@ -794,19 +826,11 @@ int intel_color_check(struct intel_crtc_state *crtc_state) const struct drm_property_blob *gamma_lut = crtc_state->base.gamma_lut; const struct drm_property_blob *degamma_lut = crtc_state->base.degamma_lut; bool limited_color_range = false; - int gamma_length, degamma_length; - u32 gamma_tests, degamma_tests; int ret; - degamma_length = INTEL_INFO(dev_priv)->color.degamma_lut_size; - gamma_length = INTEL_INFO(dev_priv)->color.gamma_lut_size; - degamma_tests = INTEL_INFO(dev_priv)->color.degamma_lut_tests; - gamma_tests = INTEL_INFO(dev_priv)->color.gamma_lut_tests; - - /* C8 needs the legacy LUT all to itself */ - if (crtc_state->c8_planes && - !crtc_state_is_legacy_gamma(crtc_state)) - return -EINVAL; + ret = check_luts(crtc_state); + if (ret) + return ret; crtc_state->gamma_enable = (gamma_lut || degamma_lut) && !crtc_state->c8_planes; @@ -828,25 +852,10 @@ int intel_color_check(struct intel_crtc_state *crtc_state) if (IS_CHERRYVIEW(dev_priv)) crtc_state->cgm_mode = chv_cgm_mode(crtc_state); - /* Always allow legacy gamma LUT with no further checking. */ if (!crtc_state->gamma_enable || - crtc_state_is_legacy_gamma(crtc_state)) { + crtc_state_is_legacy_gamma(crtc_state)) crtc_state->gamma_mode = GAMMA_MODE_MODE_8BIT; - if (INTEL_GEN(dev_priv) >= 11 && - crtc_state->gamma_enable) - crtc_state->gamma_mode |= POST_CSC_GAMMA_ENABLE; - return 0; - } - - if (check_lut_size(degamma_lut, degamma_length) || - check_lut_size(gamma_lut, gamma_length)) - return -EINVAL; - - if (drm_color_lut_check(degamma_lut, degamma_tests) || - drm_color_lut_check(gamma_lut, gamma_tests)) - return -EINVAL; - - if (INTEL_GEN(dev_priv) >= 11) + else if (INTEL_GEN(dev_priv) >= 11) crtc_state->gamma_mode = GAMMA_MODE_MODE_10BIT | PRE_CSC_GAMMA_ENABLE | POST_CSC_GAMMA_ENABLE; @@ -858,6 +867,9 @@ int intel_color_check(struct intel_crtc_state *crtc_state) crtc_state->gamma_mode = GAMMA_MODE_MODE_8BIT; if (INTEL_GEN(dev_priv) >= 11) { + if (crtc_state->gamma_enable) + crtc_state->gamma_mode |= POST_CSC_GAMMA_ENABLE; + if (crtc_state->output_format != INTEL_OUTPUT_FORMAT_RGB || crtc_state->limited_color_range) crtc_state->csc_mode |= ICL_OUTPUT_CSC_ENABLE;