From patchwork Thu Sep 5 19:17:09 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: "Sharma, Swati2" X-Patchwork-Id: 11133831 Return-Path: Received: from mail.kernel.org (pdx-korg-mail-1.web.codeaurora.org [172.30.200.123]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id 41D2014B4 for ; Thu, 5 Sep 2019 19:27:17 +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 38C4520692 for ; Thu, 5 Sep 2019 19:27:17 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 38C4520692 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 E3DD889FED; Thu, 5 Sep 2019 19:27:15 +0000 (UTC) X-Original-To: intel-gfx@lists.freedesktop.org Delivered-To: intel-gfx@lists.freedesktop.org Received: from mga12.intel.com (mga12.intel.com [192.55.52.136]) by gabe.freedesktop.org (Postfix) with ESMTPS id A8E1989FED for ; Thu, 5 Sep 2019 19:27:14 +0000 (UTC) X-Amp-Result: SKIPPED(no attachment in message) X-Amp-File-Uploaded: False Received: from fmsmga006.fm.intel.com ([10.253.24.20]) by fmsmga106.fm.intel.com with ESMTP/TLS/DHE-RSA-AES256-GCM-SHA384; 05 Sep 2019 12:27:14 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.64,471,1559545200"; d="scan'208";a="383970326" Received: from genxfsim-shark-bay-client-platform.iind.intel.com ([10.223.34.144]) by fmsmga006.fm.intel.com with ESMTP; 05 Sep 2019 12:27:11 -0700 From: Swati Sharma To: intel-gfx@lists.freedesktop.org Date: Fri, 6 Sep 2019 00:47:09 +0530 Message-Id: <1567711031-26144-2-git-send-email-swati2.sharma@intel.com> X-Mailer: git-send-email 1.9.1 In-Reply-To: <1567711031-26144-1-git-send-email-swati2.sharma@intel.com> References: <1567711031-26144-1-git-send-email-swati2.sharma@intel.com> Subject: [Intel-gfx] [PATCH 1/3] drm/i915/display: Add gamma precision function for CHV 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: , Cc: jani.nikula@intel.com, daniel.vetter@ffwll.ch, ankit.k.nautiyal@intel.com MIME-Version: 1.0 Errors-To: intel-gfx-bounces@lists.freedesktop.org Sender: "Intel-gfx" intel_color_get_gamma_bit_precision() is extended for cherryview by adding chv_gamma_precision(), i965 will use existing i9xx_gamma_precision() func only. Signed-off-by: Swati Sharma Reviewed-by: Jani Nikula --- drivers/gpu/drm/i915/display/intel_color.c | 25 +++++++++++++++++++------ 1 file changed, 19 insertions(+), 6 deletions(-) diff --git a/drivers/gpu/drm/i915/display/intel_color.c b/drivers/gpu/drm/i915/display/intel_color.c index 6d641e1..4d9a568 100644 --- a/drivers/gpu/drm/i915/display/intel_color.c +++ b/drivers/gpu/drm/i915/display/intel_color.c @@ -1400,6 +1400,14 @@ static int ilk_gamma_precision(const struct intel_crtc_state *crtc_state) } } +static int chv_gamma_precision(const struct intel_crtc_state *crtc_state) +{ + if (crtc_state->cgm_mode & CGM_PIPE_MODE_GAMMA) + return 10; + else + return i9xx_gamma_precision(crtc_state); +} + static int glk_gamma_precision(const struct intel_crtc_state *crtc_state) { switch (crtc_state->gamma_mode) { @@ -1421,12 +1429,17 @@ int intel_color_get_gamma_bit_precision(const struct intel_crtc_state *crtc_stat if (!crtc_state->gamma_enable) return 0; - if (HAS_GMCH(dev_priv) && !IS_CHERRYVIEW(dev_priv)) - return i9xx_gamma_precision(crtc_state); - else if (IS_CANNONLAKE(dev_priv) || IS_GEMINILAKE(dev_priv)) - return glk_gamma_precision(crtc_state); - else if (IS_IRONLAKE(dev_priv)) - return ilk_gamma_precision(crtc_state); + if (HAS_GMCH(dev_priv)) { + if (IS_CHERRYVIEW(dev_priv)) + return chv_gamma_precision(crtc_state); + else + return i9xx_gamma_precision(crtc_state); + } else { + if (IS_CANNONLAKE(dev_priv) || IS_GEMINILAKE(dev_priv)) + return glk_gamma_precision(crtc_state); + else if (IS_IRONLAKE(dev_priv)) + return ilk_gamma_precision(crtc_state); + } return 0; }