From patchwork Thu Jul 8 23:18:21 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: "Srivatsa, Anusha" X-Patchwork-Id: 12366323 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=-17.0 required=3.0 tests=BAYES_00, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER,INCLUDES_PATCH, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,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 EAB32C11F69 for ; Thu, 8 Jul 2021 23:18:39 +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 70C2E61445 for ; Thu, 8 Jul 2021 23:18:38 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 70C2E61445 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 A72F66E94E; Thu, 8 Jul 2021 23:18:29 +0000 (UTC) Received: from mga09.intel.com (mga09.intel.com [134.134.136.24]) by gabe.freedesktop.org (Postfix) with ESMTPS id 288EF6E942 for ; Thu, 8 Jul 2021 23:18:28 +0000 (UTC) X-IronPort-AV: E=McAfee;i="6200,9189,10039"; a="209578468" X-IronPort-AV: E=Sophos;i="5.84,225,1620716400"; d="scan'208";a="209578468" Received: from fmsmga004.fm.intel.com ([10.253.24.48]) by orsmga102.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 08 Jul 2021 16:18:27 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.84,225,1620716400"; d="scan'208";a="482707945" Received: from anushasr-mobl6.jf.intel.com ([10.165.21.155]) by fmsmga004.fm.intel.com with ESMTP; 08 Jul 2021 16:18:27 -0700 From: Anusha Srivatsa To: intel-gfx@lists.freedesktop.org Date: Thu, 8 Jul 2021 16:18:21 -0700 Message-Id: <20210708231821.9163-11-anusha.srivatsa@intel.com> X-Mailer: git-send-email 2.32.0 In-Reply-To: <20210708231821.9163-1-anusha.srivatsa@intel.com> References: <20210708231821.9163-1-anusha.srivatsa@intel.com> MIME-Version: 1.0 Subject: [Intel-gfx] [PATCH 10/10] drm/i915/dmc: Modify intel_get_stepping_info() 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" With all platforms having the tepping info in intel_step.c, it makes no sense to maintain a separate lookup table in intel_dmc.c Let modify intel_Get_stepping_info() to grab stepping info from the central location towards which everything is moving. Cc: Jani Nikula Signed-off-by: Anusha Srivatsa --- drivers/gpu/drm/i915/display/intel_dmc.c | 51 +++++------------------- 1 file changed, 9 insertions(+), 42 deletions(-) diff --git a/drivers/gpu/drm/i915/display/intel_dmc.c b/drivers/gpu/drm/i915/display/intel_dmc.c index f8789d4543bf..895bee8f9782 100644 --- a/drivers/gpu/drm/i915/display/intel_dmc.c +++ b/drivers/gpu/drm/i915/display/intel_dmc.c @@ -247,50 +247,16 @@ bool intel_dmc_has_payload(struct drm_i915_private *i915) return i915->dmc.dmc_info[DMC_FW_MAIN].payload; } -static const struct stepping_info skl_stepping_info[] = { - {'A', '0'}, {'B', '0'}, {'C', '0'}, - {'D', '0'}, {'E', '0'}, {'F', '0'}, - {'G', '0'}, {'H', '0'}, {'I', '0'}, - {'J', '0'}, {'K', '0'} -}; - -static const struct stepping_info bxt_stepping_info[] = { - {'A', '0'}, {'A', '1'}, {'A', '2'}, - {'B', '0'}, {'B', '1'}, {'B', '2'} -}; - -static const struct stepping_info icl_stepping_info[] = { - {'A', '0'}, {'A', '1'}, {'A', '2'}, - {'B', '0'}, {'B', '2'}, - {'C', '0'} -}; - -static const struct stepping_info no_stepping_info = { '*', '*' }; - static const struct stepping_info * -intel_get_stepping_info(struct drm_i915_private *dev_priv) +intel_get_stepping_info(struct drm_i915_private *dev_priv, + struct stepping_info *si) { - const struct stepping_info *si; - unsigned int size; - - if (IS_ICELAKE(dev_priv)) { - size = ARRAY_SIZE(icl_stepping_info); - si = icl_stepping_info; - } else if (IS_SKYLAKE(dev_priv)) { - size = ARRAY_SIZE(skl_stepping_info); - si = skl_stepping_info; - } else if (IS_BROXTON(dev_priv)) { - size = ARRAY_SIZE(bxt_stepping_info); - si = bxt_stepping_info; - } else { - size = 0; - si = NULL; - } - - if (INTEL_REVID(dev_priv) < size) - return si + INTEL_REVID(dev_priv); + struct intel_step_info step = RUNTIME_INFO(dev_priv)->step; + const char *step_name = intel_step_name(step.display_step); - return &no_stepping_info; + si->stepping = step_name[0]; + si->substepping = step_name[1]; + return si; } static void gen9_set_dc_state_debugmask(struct drm_i915_private *dev_priv) @@ -616,7 +582,8 @@ static void parse_dmc_fw(struct drm_i915_private *dev_priv, struct intel_package_header *package_header; struct intel_dmc_header_base *dmc_header; struct intel_dmc *dmc = &dev_priv->dmc; - const struct stepping_info *si = intel_get_stepping_info(dev_priv); + struct stepping_info display_info = { '*', '*'}; + const struct stepping_info *si = intel_get_stepping_info(dev_priv, &display_info); u32 readcount = 0; u32 r, offset; int id;