From patchwork Thu Jan 14 12:02:46 2016 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: "Kumar, Shobhit" X-Patchwork-Id: 8031161 Return-Path: X-Original-To: patchwork-intel-gfx@patchwork.kernel.org Delivered-To: patchwork-parsemail@patchwork1.web.kernel.org Received: from mail.kernel.org (mail.kernel.org [198.145.29.136]) by patchwork1.web.kernel.org (Postfix) with ESMTP id 974E29F32E for ; Thu, 14 Jan 2016 12:03:13 +0000 (UTC) Received: from mail.kernel.org (localhost [127.0.0.1]) by mail.kernel.org (Postfix) with ESMTP id B90B220426 for ; Thu, 14 Jan 2016 12:03:12 +0000 (UTC) Received: from gabe.freedesktop.org (gabe.freedesktop.org [131.252.210.177]) by mail.kernel.org (Postfix) with ESMTP id BA8E52041E for ; Thu, 14 Jan 2016 12:03:11 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id 3CD178A664; Thu, 14 Jan 2016 04:03:11 -0800 (PST) X-Original-To: intel-gfx@lists.freedesktop.org Delivered-To: intel-gfx@lists.freedesktop.org Received: from mga02.intel.com (mga02.intel.com [134.134.136.20]) by gabe.freedesktop.org (Postfix) with ESMTP id 7ECDB8A66D for ; Thu, 14 Jan 2016 04:03:09 -0800 (PST) Received: from orsmga003.jf.intel.com ([10.7.209.27]) by orsmga101.jf.intel.com with ESMTP; 14 Jan 2016 04:03:07 -0800 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.22,294,1449561600"; d="scan'208";a="726853683" Received: from skumar40-mobl.iind.intel.com ([10.223.176.41]) by orsmga003.jf.intel.com with ESMTP; 14 Jan 2016 04:03:06 -0800 From: Shobhit Kumar To: intel-gfx@lists.freedesktop.org Date: Thu, 14 Jan 2016 17:32:46 +0530 Message-Id: <1452772968-24772-6-git-send-email-shobhit.kumar@intel.com> X-Mailer: git-send-email 2.4.3 In-Reply-To: <1452772968-24772-1-git-send-email-shobhit.kumar@intel.com> References: <1452772968-24772-1-git-send-email-shobhit.kumar@intel.com> Subject: [Intel-gfx] [PATCH 5/7] drm/i915/skl+: Use scaling amount for plane data rate calculation 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-Spam-Status: No, score=-4.2 required=5.0 tests=BAYES_00, RCVD_IN_DNSWL_MED, RP_MATCHES_RCVD, UNPARSEABLE_RELAY autolearn=unavailable version=3.3.1 X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on mail.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP From: "Kumar, Mahesh" Signed-off-by: Kumar, Mahesh --- drivers/gpu/drm/i915/intel_pm.c | 12 +++++++++--- 1 file changed, 9 insertions(+), 3 deletions(-) diff --git a/drivers/gpu/drm/i915/intel_pm.c b/drivers/gpu/drm/i915/intel_pm.c index ffcc56a..dc08494 100644 --- a/drivers/gpu/drm/i915/intel_pm.c +++ b/drivers/gpu/drm/i915/intel_pm.c @@ -2978,6 +2978,8 @@ skl_plane_relative_data_rate(const struct intel_crtc_state *cstate, struct intel_crtc *intel_crtc = to_intel_crtc(cstate->base.crtc); struct intel_plane_state *intel_pstate = to_intel_plane_state(pstate); struct drm_framebuffer *fb = pstate->fb; + struct intel_plane *intel_plane = to_intel_plane(pstate->plane); + uint32_t down_scale_amount, data_rate; uint32_t width = 0, height = 0; if (drm_rect_width(&intel_pstate->src)) { @@ -2994,15 +2996,19 @@ skl_plane_relative_data_rate(const struct intel_crtc_state *cstate, /* for planar format */ if (fb->pixel_format == DRM_FORMAT_NV12) { if (y) /* y-plane data rate */ - return width * height * + data_rate = width * height * drm_format_plane_cpp(fb->pixel_format, 0); else /* uv-plane data rate */ - return (width / 2) * (height / 2) * + data_rate = (width / 2) * (height / 2) * drm_format_plane_cpp(fb->pixel_format, 1); } /* for packed formats */ - return width * height * drm_format_plane_cpp(fb->pixel_format, 0); + data_rate = width * height * drm_format_plane_cpp(fb->pixel_format, 0); + down_scale_amount = skl_plane_downscale_amount(intel_plane); + + return DIV_ROUND_UP((data_rate * down_scale_amount), 1000); + } /*