From patchwork Sat Oct 8 00:11:31 2016 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Patchwork-Submitter: cpaul@redhat.com X-Patchwork-Id: 9367909 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 2AC72600C8 for ; Sat, 8 Oct 2016 00:12:48 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 1B42229858 for ; Sat, 8 Oct 2016 00:12:48 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 0F9A52985A; Sat, 8 Oct 2016 00:12:48 +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=unavailable 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 7DBE429858 for ; Sat, 8 Oct 2016 00:12:47 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id 8322E6EC7A; Sat, 8 Oct 2016 00:12:40 +0000 (UTC) X-Original-To: dri-devel@lists.freedesktop.org Delivered-To: dri-devel@lists.freedesktop.org Received: from mx1.redhat.com (mx1.redhat.com [209.132.183.28]) by gabe.freedesktop.org (Postfix) with ESMTPS id CC3036EC78; Sat, 8 Oct 2016 00:12:30 +0000 (UTC) Received: from int-mx11.intmail.prod.int.phx2.redhat.com (int-mx11.intmail.prod.int.phx2.redhat.com [10.5.11.24]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mx1.redhat.com (Postfix) with ESMTPS id 5236D7CDE7; Sat, 8 Oct 2016 00:12:30 +0000 (UTC) Received: from whitewolf.lyude.com (vpn-55-158.rdu2.redhat.com [10.10.55.158]) by int-mx11.intmail.prod.int.phx2.redhat.com (8.14.4/8.14.4) with ESMTP id u980CHUn028878 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-GCM-SHA384 bits=256 verify=NO); Fri, 7 Oct 2016 20:12:29 -0400 From: Lyude To: intel-gfx@lists.freedesktop.org Subject: [PATCH 07/10] drm/i915/gen9: Make skl_pipe_wm_get_hw_state() reusable Date: Fri, 7 Oct 2016 20:11:31 -0400 Message-Id: <1475885497-6094-8-git-send-email-cpaul@redhat.com> In-Reply-To: <1475885497-6094-1-git-send-email-cpaul@redhat.com> References: <1475885497-6094-1-git-send-email-cpaul@redhat.com> MIME-Version: 1.0 X-Scanned-By: MIMEDefang 2.68 on 10.5.11.24 X-Greylist: Sender IP whitelisted, not delayed by milter-greylist-4.5.16 (mx1.redhat.com [10.5.110.28]); Sat, 08 Oct 2016 00:12:30 +0000 (UTC) Cc: Paulo Zanoni , linux-kernel@vger.kernel.org, dri-devel@lists.freedesktop.org, Daniel Vetter , Lyude X-BeenThere: dri-devel@lists.freedesktop.org X-Mailman-Version: 2.1.18 Precedence: list List-Id: Direct Rendering Infrastructure - Development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" X-Virus-Scanned: ClamAV using ClamSMTP There's not much of a reason this should have the locations to read out the hardware state hardcoded, so allow the caller to specify the location and add this function to intel_drv.h. As well, we're going to need this function to be reusable for the next patch. Signed-off-by: Lyude Cc: Maarten Lankhorst Cc: Ville Syrjälä Cc: Paulo Zanoni --- drivers/gpu/drm/i915/intel_drv.h | 2 ++ drivers/gpu/drm/i915/intel_pm.c | 27 +++++++++++++++++---------- 2 files changed, 19 insertions(+), 10 deletions(-) diff --git a/drivers/gpu/drm/i915/intel_drv.h b/drivers/gpu/drm/i915/intel_drv.h index 958dc72..73a2d16d 100644 --- a/drivers/gpu/drm/i915/intel_drv.h +++ b/drivers/gpu/drm/i915/intel_drv.h @@ -1756,6 +1756,8 @@ void ilk_wm_get_hw_state(struct drm_device *dev); void skl_wm_get_hw_state(struct drm_device *dev); void skl_ddb_get_hw_state(struct drm_i915_private *dev_priv, struct skl_ddb_allocation *ddb /* out */); +void skl_pipe_wm_get_hw_state(struct drm_crtc *crtc, + struct skl_pipe_wm *out); bool intel_can_enable_sagv(struct drm_atomic_state *state); int intel_enable_sagv(struct drm_i915_private *dev_priv); int intel_disable_sagv(struct drm_i915_private *dev_priv); diff --git a/drivers/gpu/drm/i915/intel_pm.c b/drivers/gpu/drm/i915/intel_pm.c index 9e53ff7..27a520ce 100644 --- a/drivers/gpu/drm/i915/intel_pm.c +++ b/drivers/gpu/drm/i915/intel_pm.c @@ -4287,15 +4287,13 @@ static inline void skl_wm_level_from_reg_val(uint32_t val, PLANE_WM_LINES_MASK; } -static void skl_pipe_wm_get_hw_state(struct drm_crtc *crtc) +void skl_pipe_wm_get_hw_state(struct drm_crtc *crtc, + struct skl_pipe_wm *out) { struct drm_device *dev = crtc->dev; struct drm_i915_private *dev_priv = to_i915(dev); - struct skl_wm_values *hw = &dev_priv->wm.skl_hw; struct intel_crtc *intel_crtc = to_intel_crtc(crtc); - struct intel_crtc_state *cstate = to_intel_crtc_state(crtc->state); struct intel_plane *intel_plane; - struct skl_pipe_wm *active = &cstate->wm.skl.optimal; struct skl_plane_wm *wm; enum pipe pipe = intel_crtc->pipe; int level, id, max_level = ilk_wm_max_level(dev); @@ -4303,7 +4301,7 @@ static void skl_pipe_wm_get_hw_state(struct drm_crtc *crtc) for_each_intel_plane_on_crtc(dev, intel_crtc, intel_plane) { id = skl_wm_plane_id(intel_plane); - wm = &cstate->wm.skl.optimal.planes[id]; + wm = &out->planes[id]; for (level = 0; level <= max_level; level++) { if (id != PLANE_CURSOR) @@ -4325,20 +4323,29 @@ static void skl_pipe_wm_get_hw_state(struct drm_crtc *crtc) if (!intel_crtc->active) return; - hw->dirty_pipes |= drm_crtc_mask(crtc); - active->linetime = I915_READ(PIPE_WM_LINETIME(pipe)); - intel_crtc->wm.active.skl = *active; + out->linetime = I915_READ(PIPE_WM_LINETIME(pipe)); } void skl_wm_get_hw_state(struct drm_device *dev) { struct drm_i915_private *dev_priv = to_i915(dev); + struct skl_wm_values *hw = &dev_priv->wm.skl_hw; struct skl_ddb_allocation *ddb = &dev_priv->wm.skl_hw.ddb; struct drm_crtc *crtc; + struct intel_crtc *intel_crtc; + struct intel_crtc_state *cstate; skl_ddb_get_hw_state(dev_priv, ddb); - list_for_each_entry(crtc, &dev->mode_config.crtc_list, head) - skl_pipe_wm_get_hw_state(crtc); + list_for_each_entry(crtc, &dev->mode_config.crtc_list, head) { + intel_crtc = to_intel_crtc(crtc); + cstate = to_intel_crtc_state(crtc->state); + + skl_pipe_wm_get_hw_state(crtc, &cstate->wm.skl.optimal); + intel_crtc->wm.active.skl = cstate->wm.skl.optimal; + + if (!intel_crtc->active) + hw->dirty_pipes |= drm_crtc_mask(crtc); + } if (dev_priv->active_crtcs) { /* Fully recompute DDB on first atomic commit */