From patchwork Thu Sep 19 18:04:33 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Ramalingam C X-Patchwork-Id: 11153067 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 A1CAB16B1 for ; Thu, 19 Sep 2019 18:04:53 +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 8987C217D6 for ; Thu, 19 Sep 2019 18:04:53 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 8987C217D6 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 246106F464; Thu, 19 Sep 2019 18:04:52 +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 F014E6F464 for ; Thu, 19 Sep 2019 18:04:50 +0000 (UTC) X-Amp-Result: SKIPPED(no attachment in message) X-Amp-File-Uploaded: False Received: from orsmga007.jf.intel.com ([10.7.209.58]) by orsmga105.jf.intel.com with ESMTP/TLS/DHE-RSA-AES256-GCM-SHA384; 19 Sep 2019 11:04:50 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.64,524,1559545200"; d="scan'208";a="178133640" Received: from ramaling-i9x.iind.intel.com ([10.99.66.154]) by orsmga007.jf.intel.com with ESMTP; 19 Sep 2019 11:04:48 -0700 From: Ramalingam C To: intel-gfx , Matthew Auld Date: Thu, 19 Sep 2019 23:34:33 +0530 Message-Id: <20190919180433.12442-1-ramalingam.c@intel.com> X-Mailer: git-send-email 2.20.1 MIME-Version: 1.0 Subject: [Intel-gfx] [PATCH] drm/i915: Create dumb buffer from LMEM X-BeenThere: intel-gfx@lists.freedesktop.org X-Mailman-Version: 2.1.23 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" When LMEM is supported, dumb buffer preferred to be created from LMEM. This is developed on top of v3 LMEM series https://patchwork.freedesktop.org/series/56683/. Signed-off-by: Ramalingam C cc: Matthew Auld Reported-by: kbuild test robot Reported-by: kbuild test robot --- drivers/gpu/drm/i915/i915_gem.c | 18 ++++++++++++++---- 1 file changed, 14 insertions(+), 4 deletions(-) diff --git a/drivers/gpu/drm/i915/i915_gem.c b/drivers/gpu/drm/i915/i915_gem.c index e458507b1558..c0decbd020ce 100644 --- a/drivers/gpu/drm/i915/i915_gem.c +++ b/drivers/gpu/drm/i915/i915_gem.c @@ -161,7 +161,7 @@ static int i915_gem_create(struct drm_file *file, struct drm_i915_private *dev_priv, u64 *size_p, - u32 *handle_p) + u32 *handle_p, enum intel_region_id mem_region) { struct drm_i915_gem_object *obj; u32 handle; @@ -173,7 +173,12 @@ i915_gem_create(struct drm_file *file, return -EINVAL; /* Allocate the new object */ - obj = i915_gem_object_create_shmem(dev_priv, size); + if (mem_region == INTEL_MEMORY_LMEM) + obj = i915_gem_object_create_lmem(dev_priv, size, 0); + else if (mem_region == INTEL_MEMORY_STOLEN) + obj = i915_gem_object_create_stolen(dev_priv, size); + else + obj = i915_gem_object_create_shmem(dev_priv, size); if (IS_ERR(obj)) return PTR_ERR(obj); @@ -193,6 +198,7 @@ i915_gem_dumb_create(struct drm_file *file, struct drm_device *dev, struct drm_mode_create_dumb *args) { + enum intel_region_id mem_region = INTEL_MEMORY_UKNOWN; int cpp = DIV_ROUND_UP(args->bpp, 8); u32 format; @@ -219,8 +225,12 @@ i915_gem_dumb_create(struct drm_file *file, args->pitch = ALIGN(args->pitch, 4096); args->size = args->pitch * args->height; + + if (HAS_LMEM(to_i915(dev))) + mem_region = INTEL_MEMORY_LMEM; + return i915_gem_create(file, to_i915(dev), - &args->size, &args->handle); + &args->size, &args->handle, mem_region); } /** @@ -239,7 +249,7 @@ i915_gem_create_ioctl(struct drm_device *dev, void *data, i915_gem_flush_free_objects(dev_priv); return i915_gem_create(file, dev_priv, - &args->size, &args->handle); + &args->size, &args->handle, INTEL_MEMORY_UKNOWN); } static int