From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org 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 smtp.lore.kernel.org (Postfix) with ESMTPS id 0AABDCD5BD1 for ; Thu, 28 May 2026 10:35:36 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id 93C2910EFC7; Thu, 28 May 2026 10:35:35 +0000 (UTC) Authentication-Results: gabe.freedesktop.org; dkim=pass (2048-bit key; unprotected) header.d=intel.com header.i=@intel.com header.b="ngY9yexu"; dkim-atps=neutral Received: from mgamail.intel.com (mgamail.intel.com [192.198.163.19]) by gabe.freedesktop.org (Postfix) with ESMTPS id 4626710EFBA; Thu, 28 May 2026 10:35:34 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1779964534; x=1811500534; h=from:to:cc:subject:date:message-id:in-reply-to: references:mime-version:content-transfer-encoding; bh=nB7vr3R83XT6uBNz/Qnn47KU5mA2/whWir8d5fNNtTw=; b=ngY9yexueCjPIIuh2SNqtwu7HP8/myZO04juFIIhAGqXNBapFM8nWjE7 FMH0D3MTMJs6Tgz32O9Gy7ErM0Fkn3ifb3LHRuXlUv5VTnNr7g6ohT+JN x6JdhiYze2oXs4szvREMqw8zp0SgfUBoH8GgkcGw870ccKiDWGWWPCbNq ZRMCqxzAHw9y1ovyCW92d70dJLFp6LMfzJOEBB+NfjlFZ8oHezi56TIm7 Rw5UYT1Kp2Z1nbHVgZCwh5e52ZMYO8+DR9JFvpPAPdJb2t5Yop1xuo9Cs 88lW2CcbSuhxd1wE10+mCnidspDPz9wZpMdfNTNEc5maKEdSUuGTibmuq w==; X-CSE-ConnectionGUID: v2uf7IRBQeyy0WsJHqIBjg== X-CSE-MsgGUID: jJHMw1DATHGas1b5DzFzmg== X-IronPort-AV: E=McAfee;i="6800,10657,11799"; a="79837669" X-IronPort-AV: E=Sophos;i="6.24,173,1774335600"; d="scan'208";a="79837669" Received: from orviesa005.jf.intel.com ([10.64.159.145]) by fmvoesa113.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 28 May 2026 03:35:34 -0700 X-CSE-ConnectionGUID: PijNq6KbSt6MtZPOP387zg== X-CSE-MsgGUID: NFHmaau0QwuC1L42q/ll7g== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.24,173,1774335600"; d="scan'208";a="247458897" Received: from hrotuna-mobl2.ger.corp.intel.com (HELO localhost) ([10.245.245.166]) by orviesa005-auth.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 28 May 2026 03:35:33 -0700 From: Ville Syrjala To: intel-gfx@lists.freedesktop.org Cc: intel-xe@lists.freedesktop.org Subject: [PATCH 07/11] drm/i915/bw: Move psf_bw[] out from the plane group Date: Thu, 28 May 2026 13:34:54 +0300 Message-ID: <20260528103458.18069-8-ville.syrjala@linux.intel.com> X-Mailer: git-send-email 2.53.0 In-Reply-To: <20260528103458.18069-1-ville.syrjala@linux.intel.com> References: <20260528103458.18069-1-ville.syrjala@linux.intel.com> MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Organization: Intel Finland Oy - BIC 0357606-4 - c/o Alberga Business Park, 6 krs Bertel Jungin Aukio 5, 02600 Espoo, Finland Content-Transfer-Encoding: 8bit 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" From: Ville Syrjälä The PSF bandwidth doesn't depend on the number of planes, so there is no need to repeat the same information for each plane group. Signed-off-by: Ville Syrjälä --- drivers/gpu/drm/i915/display/intel_bw.c | 17 ++++++----------- .../gpu/drm/i915/display/intel_display_core.h | 4 ++-- 2 files changed, 8 insertions(+), 13 deletions(-) diff --git a/drivers/gpu/drm/i915/display/intel_bw.c b/drivers/gpu/drm/i915/display/intel_bw.c index 6495924d0be8..ef86fac8e664 100644 --- a/drivers/gpu/drm/i915/display/intel_bw.c +++ b/drivers/gpu/drm/i915/display/intel_bw.c @@ -673,16 +673,14 @@ static int tgl_get_bw_info(struct intel_display *display, i, j, bi->num_planes, bi->deratedbw[j], bi->peakbw[j]); } + } - for (j = 0; j < qi.num_psf_points; j++) { - const struct intel_psf_gv_point *sp = &qi.psf_points[j]; + for (i = 0; i < qi.num_psf_points; i++) { + const struct intel_psf_gv_point *sp = &qi.psf_points[i]; - bi->psf_bw[j] = adl_calc_psf_bw(sp->clk); + display->bw.psf_bw[i] = adl_calc_psf_bw(sp->clk); - drm_dbg_kms(display->drm, - "BW%d / PSF GV %d: num_planes=%d bw=%u\n", - i, j, bi->num_planes, bi->psf_bw[j]); - } + drm_dbg_kms(display->drm, "PSF GV %d: bw=%u\n", i, display->bw.psf_bw[i]); } /* @@ -810,10 +808,7 @@ static unsigned int tgl_max_bw_index(struct intel_display *display, static unsigned int adl_psf_bw(struct intel_display *display, int psf_gv_point) { - const struct intel_bw_info *bi = - &display->bw.max[0]; - - return bi->psf_bw[psf_gv_point]; + return display->bw.psf_bw[psf_gv_point]; } static unsigned int icl_qgv_bw(struct intel_display *display, diff --git a/drivers/gpu/drm/i915/display/intel_display_core.h b/drivers/gpu/drm/i915/display/intel_display_core.h index f13fa810ccca..58cd0961031b 100644 --- a/drivers/gpu/drm/i915/display/intel_display_core.h +++ b/drivers/gpu/drm/i915/display/intel_display_core.h @@ -325,12 +325,12 @@ struct intel_display { struct intel_bw_info { /* for each QGV point */ unsigned int deratedbw[I915_NUM_QGV_POINTS]; - /* for each PSF GV point */ - unsigned int psf_bw[I915_NUM_PSF_GV_POINTS]; /* Peak BW for each QGV point */ unsigned int peakbw[I915_NUM_QGV_POINTS]; u8 num_planes; } max[6]; + /* for each PSF GV point */ + unsigned int psf_bw[I915_NUM_PSF_GV_POINTS]; u8 num_qgv_points; u8 num_psf_gv_points; } bw; -- 2.53.0