From patchwork Mon Apr 10 14:34:33 2017 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: oscar.mateo@intel.com X-Patchwork-Id: 9674297 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 932E060231 for ; Mon, 10 Apr 2017 21:34:59 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 81096284CF for ; Mon, 10 Apr 2017 21:34:59 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 730F9284F6; Mon, 10 Apr 2017 21:34:59 +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=-2.5 required=2.0 tests=BAYES_00, DATE_IN_PAST_06_12, DKIM_SIGNED, RCVD_IN_DNSWL_MED, T_DKIM_INVALID 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 167F8284CF for ; Mon, 10 Apr 2017 21:34:58 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id 7EFCE6E3D7; Mon, 10 Apr 2017 21:34:57 +0000 (UTC) X-Original-To: intel-gfx@lists.freedesktop.org Delivered-To: intel-gfx@lists.freedesktop.org Received: from mga09.intel.com (mga09.intel.com [134.134.136.24]) by gabe.freedesktop.org (Postfix) with ESMTPS id 52A976E3D7 for ; Mon, 10 Apr 2017 21:34:56 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=simple/simple; d=intel.com; i=@intel.com; q=dns/txt; s=intel; t=1491860096; x=1523396096; h=from:to:cc:subject:date:message-id:in-reply-to: references; bh=9CNLAPZxc1murS3CfqozrTOmfEEWtmmRZ9Oz3q5Iac0=; b=JrA5IOsyzLiNnHVVewg0y8WyHAF+4sejsofc32vS5mO4Lk3nVXjtxJt4 1N6gLzNBglGCv+VmF5m179EDjA780g==; Received: from orsmga001.jf.intel.com ([10.7.209.18]) by orsmga102.jf.intel.com with ESMTP/TLS/DHE-RSA-AES256-GCM-SHA384; 10 Apr 2017 14:34:55 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos; i="5.37,183,1488873600"; d="scan'208"; a="1117923838" Received: from omateolo-linux.fm.intel.com ([10.1.27.118]) by orsmga001.jf.intel.com with ESMTP; 10 Apr 2017 14:34:55 -0700 From: Oscar Mateo To: intel-gfx@lists.freedesktop.org Date: Mon, 10 Apr 2017 07:34:33 -0700 Message-Id: <1491834873-9345-6-git-send-email-oscar.mateo@intel.com> X-Mailer: git-send-email 1.9.1 In-Reply-To: <1491834873-9345-1-git-send-email-oscar.mateo@intel.com> References: <1491834873-9345-1-git-send-email-oscar.mateo@intel.com> Cc: Paulo Zanoni , Rodrigo Vivi Subject: [Intel-gfx] [PATCH 5/5] drm/i915: Use the engine class to get the context size 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 From: Daniele Ceraolo Spurio Technically speaking, the context size is per engine class, not per instance. v2: Add MISSING_CASE (Tvrtko) v3: Rebased Cc: Paulo Zanoni Cc: Rodrigo Vivi Cc: Chris Wilson Signed-off-by: Daniele Ceraolo Spurio Reviewed-by: Tvrtko Ursulin Signed-off-by: Oscar Mateo --- drivers/gpu/drm/i915/intel_lrc.c | 33 +++++++++++++++++++++------------ drivers/gpu/drm/i915/intel_lrc.h | 6 +++++- 2 files changed, 26 insertions(+), 13 deletions(-) diff --git a/drivers/gpu/drm/i915/intel_lrc.c b/drivers/gpu/drm/i915/intel_lrc.c index 0dc1cc4..1c6672c 100644 --- a/drivers/gpu/drm/i915/intel_lrc.c +++ b/drivers/gpu/drm/i915/intel_lrc.c @@ -1908,8 +1908,10 @@ static void execlists_init_reg_state(u32 *regs, } /** - * intel_lr_context_size() - return the size of the context for an engine - * @engine: which engine to find the context size for + * intel_lr_class_context_size() - return the size of the context for a given + * engine class + * @dev_priv: i915 device private + * @class: which engine class to find the context size for * * Each engine may require a different amount of space for a context image, * so when allocating (or copying) an image, this function can be used to @@ -1921,25 +1923,32 @@ static void execlists_init_reg_state(u32 *regs, * in LRC mode, but does not include the "shared data page" used with * GuC submission. The caller should account for this if using the GuC. */ -uint32_t intel_lr_context_size(struct intel_engine_cs *engine) +uint32_t intel_lr_class_context_size(struct drm_i915_private *dev_priv, u8 class) { int ret = 0; - WARN_ON(INTEL_GEN(engine->i915) < 8); + WARN_ON(INTEL_GEN(dev_priv) < 8); - switch (engine->id) { - case RCS: - if (INTEL_GEN(engine->i915) >= 9) + switch (class) { + case RENDER_CLASS: + switch (INTEL_GEN(dev_priv)) { + default: + MISSING_CASE(INTEL_GEN(dev_priv)); + case 9: ret = GEN9_LR_CONTEXT_RENDER_SIZE; - else + break; + case 8: ret = GEN8_LR_CONTEXT_RENDER_SIZE; + break; + } break; - case VCS: - case BCS: - case VECS: - case VCS2: + case VIDEO_DECODE_CLASS: + case VIDEO_ENHANCEMENT_CLASS: + case COPY_ENGINE_CLASS: ret = GEN8_LR_CONTEXT_OTHER_SIZE; break; + default: + MISSING_CASE(class); } return ret; diff --git a/drivers/gpu/drm/i915/intel_lrc.h b/drivers/gpu/drm/i915/intel_lrc.h index e8015e7..bde2b6e 100644 --- a/drivers/gpu/drm/i915/intel_lrc.h +++ b/drivers/gpu/drm/i915/intel_lrc.h @@ -78,7 +78,11 @@ enum { struct drm_i915_private; struct i915_gem_context; -uint32_t intel_lr_context_size(struct intel_engine_cs *engine); +uint32_t intel_lr_class_context_size(struct drm_i915_private *dev_priv, u8 class); +static inline uint32_t intel_lr_context_size(struct intel_engine_cs *engine) +{ + return intel_lr_class_context_size(engine->i915, engine->class); +} void intel_lr_context_resume(struct drm_i915_private *dev_priv); uint64_t intel_lr_context_descriptor(struct i915_gem_context *ctx,