From patchwork Mon Dec 18 15:35:16 2017 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Lionel Landwerlin X-Patchwork-Id: 10120175 Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork.web.codeaurora.org (Postfix) with ESMTP id 7EF0560327 for ; Mon, 18 Dec 2017 15:35:30 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 6F918283FE for ; Mon, 18 Dec 2017 15:35:30 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 6165A28B7F; Mon, 18 Dec 2017 15:35:30 +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=-4.2 required=2.0 tests=BAYES_00, 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 E822A283FE for ; Mon, 18 Dec 2017 15:35:29 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id 9ACF06E1CC; Mon, 18 Dec 2017 15:35:28 +0000 (UTC) X-Original-To: intel-gfx@lists.freedesktop.org Delivered-To: intel-gfx@lists.freedesktop.org Received: from mga04.intel.com (mga04.intel.com [192.55.52.120]) by gabe.freedesktop.org (Postfix) with ESMTPS id 0A4FB6E1C3 for ; Mon, 18 Dec 2017 15:35:27 +0000 (UTC) X-Amp-Result: SKIPPED(no attachment in message) X-Amp-File-Uploaded: False Received: from orsmga008.jf.intel.com ([10.7.209.65]) by fmsmga104.fm.intel.com with ESMTP/TLS/DHE-RSA-AES256-GCM-SHA384; 18 Dec 2017 07:35:26 -0800 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.45,422,1508828400"; d="scan'208";a="3760635" Received: from delly.ld.intel.com ([10.103.238.204]) by orsmga008.jf.intel.com with ESMTP; 18 Dec 2017 07:35:25 -0800 From: Lionel Landwerlin To: intel-gfx@lists.freedesktop.org Date: Mon, 18 Dec 2017 15:35:16 +0000 Message-Id: <20171218153520.14181-3-lionel.g.landwerlin@intel.com> X-Mailer: git-send-email 2.15.1 In-Reply-To: <20171218153520.14181-1-lionel.g.landwerlin@intel.com> References: <20171218153520.14181-1-lionel.g.landwerlin@intel.com> Subject: [Intel-gfx] [PATCH 2/6] drm/i915/debugfs: reuse max slice/subslices already stored in sseu X-BeenThere: intel-gfx@lists.freedesktop.org X-Mailman-Version: 2.1.18 Precedence: list List-Id: Intel graphics driver community testing & development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , MIME-Version: 1.0 Errors-To: intel-gfx-bounces@lists.freedesktop.org Sender: "Intel-gfx" X-Virus-Scanned: ClamAV using ClamSMTP Now that we have that information in topology fields, let's just reused it. Signed-off-by: Lionel Landwerlin Reviewed-by: Tvrtko Ursulin --- drivers/gpu/drm/i915/i915_debugfs.c | 26 ++++++++++---------------- 1 file changed, 10 insertions(+), 16 deletions(-) diff --git a/drivers/gpu/drm/i915/i915_debugfs.c b/drivers/gpu/drm/i915/i915_debugfs.c index 0c7890b695c5..6ec7543e698f 100644 --- a/drivers/gpu/drm/i915/i915_debugfs.c +++ b/drivers/gpu/drm/i915/i915_debugfs.c @@ -4308,11 +4308,11 @@ static void gen10_sseu_device_status(struct drm_i915_private *dev_priv, struct sseu_dev_info *sseu) { const struct intel_device_info *info = INTEL_INFO(dev_priv); - int s_max = 6, ss_max = 4; int s, ss; - u32 s_reg[s_max], eu_reg[2 * s_max], eu_mask[2]; + u32 s_reg[info->sseu.max_slices], + eu_reg[2 * info->sseu.max_subslices], eu_mask[2]; - for (s = 0; s < s_max; s++) { + for (s = 0; s < info->sseu.max_slices; s++) { /* * FIXME: Valid SS Mask respects the spec and read * only valid bits for those registers, excluding reserverd @@ -4334,7 +4334,7 @@ static void gen10_sseu_device_status(struct drm_i915_private *dev_priv, GEN9_PGCTL_SSB_EU210_ACK | GEN9_PGCTL_SSB_EU311_ACK; - for (s = 0; s < s_max; s++) { + for (s = 0; s < info->sseu.max_slices; s++) { if ((s_reg[s] & GEN9_PGCTL_SLICE_ACK) == 0) /* skip disabled slice */ continue; @@ -4342,7 +4342,7 @@ static void gen10_sseu_device_status(struct drm_i915_private *dev_priv, sseu->slice_mask |= BIT(s); sseu->subslices_mask[s] = info->sseu.subslices_mask[s]; - for (ss = 0; ss < ss_max; ss++) { + for (ss = 0; ss < info->sseu.max_subslices; ss++) { unsigned int eu_cnt; if (!(s_reg[s] & (GEN9_PGCTL_SS_ACK(ss)))) @@ -4362,17 +4362,11 @@ static void gen10_sseu_device_status(struct drm_i915_private *dev_priv, static void gen9_sseu_device_status(struct drm_i915_private *dev_priv, struct sseu_dev_info *sseu) { - int s_max = 3, ss_max = 4; + const struct intel_device_info *info = INTEL_INFO(dev_priv); int s, ss; - u32 s_reg[s_max], eu_reg[2*s_max], eu_mask[2]; - - /* BXT has a single slice and at most 3 subslices. */ - if (IS_GEN9_LP(dev_priv)) { - s_max = 1; - ss_max = 3; - } + u32 s_reg[info->sseu.max_slices], eu_reg[2*info->sseu.max_subslices], eu_mask[2]; - for (s = 0; s < s_max; s++) { + for (s = 0; s < info->sseu.max_slices; s++) { s_reg[s] = I915_READ(GEN9_SLICE_PGCTL_ACK(s)); eu_reg[2*s] = I915_READ(GEN9_SS01_EU_PGCTL_ACK(s)); eu_reg[2*s + 1] = I915_READ(GEN9_SS23_EU_PGCTL_ACK(s)); @@ -4387,7 +4381,7 @@ static void gen9_sseu_device_status(struct drm_i915_private *dev_priv, GEN9_PGCTL_SSB_EU210_ACK | GEN9_PGCTL_SSB_EU311_ACK; - for (s = 0; s < s_max; s++) { + for (s = 0; s < info->sseu.max_slices; s++) { if ((s_reg[s] & GEN9_PGCTL_SLICE_ACK) == 0) /* skip disabled slice */ continue; @@ -4398,7 +4392,7 @@ static void gen9_sseu_device_status(struct drm_i915_private *dev_priv, sseu->subslices_mask[s] = INTEL_INFO(dev_priv)->sseu.subslices_mask[s]; - for (ss = 0; ss < ss_max; ss++) { + for (ss = 0; ss < info->sseu.max_subslices; ss++) { unsigned int eu_cnt; if (IS_GEN9_LP(dev_priv)) {