From patchwork Mon Feb 3 14:07:41 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: "Lisovskiy, Stanislav" X-Patchwork-Id: 11362797 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 06B81138D for ; Mon, 3 Feb 2020 14:11:17 +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 E38B42080D for ; Mon, 3 Feb 2020 14:11:16 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org E38B42080D 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 6690F6EBFC; Mon, 3 Feb 2020 14:11:16 +0000 (UTC) X-Original-To: intel-gfx@lists.freedesktop.org Delivered-To: intel-gfx@lists.freedesktop.org Received: from mga07.intel.com (mga07.intel.com [134.134.136.100]) by gabe.freedesktop.org (Postfix) with ESMTPS id 3ECDD6EBFC for ; Mon, 3 Feb 2020 14:11:15 +0000 (UTC) X-Amp-Result: SKIPPED(no attachment in message) X-Amp-File-Uploaded: False Received: from fmsmga005.fm.intel.com ([10.253.24.32]) by orsmga105.jf.intel.com with ESMTP/TLS/DHE-RSA-AES256-GCM-SHA384; 03 Feb 2020 06:11:15 -0800 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.70,398,1574150400"; d="scan'208";a="429455538" Received: from slisovsk-lenovo-ideapad-720s-13ikb.fi.intel.com ([10.237.72.89]) by fmsmga005.fm.intel.com with ESMTP; 03 Feb 2020 06:11:13 -0800 From: Stanislav Lisovskiy To: intel-gfx@lists.freedesktop.org Date: Mon, 3 Feb 2020 16:07:41 +0200 Message-Id: <20200203140747.22771-2-stanislav.lisovskiy@intel.com> X-Mailer: git-send-email 2.24.1.485.gad05a3d8e5 In-Reply-To: <20200203140747.22771-1-stanislav.lisovskiy@intel.com> References: <20200203140747.22771-1-stanislav.lisovskiy@intel.com> MIME-Version: 1.0 Subject: [Intel-gfx] [PATCH v14 1/7] drm/i915: Start passing latency as parameter 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" We need to start passing memory latency as a parameter when calculating plane wm levels, as latency can get changed in different circumstances(for example with or without SAGV). So we need to be more flexible on that matter. Signed-off-by: Stanislav Lisovskiy --- drivers/gpu/drm/i915/intel_pm.c | 12 ++++++++---- 1 file changed, 8 insertions(+), 4 deletions(-) diff --git a/drivers/gpu/drm/i915/intel_pm.c b/drivers/gpu/drm/i915/intel_pm.c index a2d2407af2ed..01a152dc9774 100644 --- a/drivers/gpu/drm/i915/intel_pm.c +++ b/drivers/gpu/drm/i915/intel_pm.c @@ -3936,6 +3936,7 @@ static int skl_compute_wm_params(const struct intel_crtc_state *crtc_state, int color_plane); static void skl_compute_plane_wm(const struct intel_crtc_state *crtc_state, int level, + u32 latency, const struct skl_wm_params *wp, const struct skl_wm_level *result_prev, struct skl_wm_level *result /* out */); @@ -3958,7 +3959,9 @@ skl_cursor_allocation(const struct intel_crtc_state *crtc_state, drm_WARN_ON(&dev_priv->drm, ret); for (level = 0; level <= max_level; level++) { - skl_compute_plane_wm(crtc_state, level, &wp, &wm, &wm); + u32 latency = dev_priv->wm.skl_latency[level]; + + skl_compute_plane_wm(crtc_state, level, latency, &wp, &wm, &wm); if (wm.min_ddb_alloc == U16_MAX) break; @@ -4657,12 +4660,12 @@ static bool skl_wm_has_lines(struct drm_i915_private *dev_priv, int level) static void skl_compute_plane_wm(const struct intel_crtc_state *crtc_state, int level, + u32 latency, const struct skl_wm_params *wp, const struct skl_wm_level *result_prev, struct skl_wm_level *result /* out */) { struct drm_i915_private *dev_priv = to_i915(crtc_state->uapi.crtc->dev); - u32 latency = dev_priv->wm.skl_latency[level]; uint_fixed_16_16_t method1, method2; uint_fixed_16_16_t selected_result; u32 res_blocks, res_lines, min_ddb_alloc = 0; @@ -4791,9 +4794,10 @@ skl_compute_wm_levels(const struct intel_crtc_state *crtc_state, for (level = 0; level <= max_level; level++) { struct skl_wm_level *result = &levels[level]; + u32 latency = dev_priv->wm.skl_latency[level]; - skl_compute_plane_wm(crtc_state, level, wm_params, - result_prev, result); + skl_compute_plane_wm(crtc_state, level, latency, + wm_params, result_prev, result); result_prev = result; }