From patchwork Thu May 21 14:37:46 2015 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Mika Kuoppala X-Patchwork-Id: 6455791 Return-Path: X-Original-To: patchwork-intel-gfx@patchwork.kernel.org Delivered-To: patchwork-parsemail@patchwork2.web.kernel.org Received: from mail.kernel.org (mail.kernel.org [198.145.29.136]) by patchwork2.web.kernel.org (Postfix) with ESMTP id 38DB9C0433 for ; Thu, 21 May 2015 14:38:19 +0000 (UTC) Received: from mail.kernel.org (localhost [127.0.0.1]) by mail.kernel.org (Postfix) with ESMTP id 72BE8203F4 for ; Thu, 21 May 2015 14:38:15 +0000 (UTC) Received: from gabe.freedesktop.org (gabe.freedesktop.org [131.252.210.177]) by mail.kernel.org (Postfix) with ESMTP id 917BD2046F for ; Thu, 21 May 2015 14:38:11 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id 869F36E913; Thu, 21 May 2015 07:38:10 -0700 (PDT) X-Original-To: intel-gfx@lists.freedesktop.org Delivered-To: intel-gfx@lists.freedesktop.org Received: from mga01.intel.com (mga01.intel.com [192.55.52.88]) by gabe.freedesktop.org (Postfix) with ESMTP id 8665B6E910 for ; Thu, 21 May 2015 07:37:58 -0700 (PDT) Received: from fmsmga001.fm.intel.com ([10.253.24.23]) by fmsmga101.fm.intel.com with ESMTP; 21 May 2015 07:37:56 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.13,469,1427785200"; d="scan'208";a="713688380" Received: from rosetta.fi.intel.com (HELO rosetta) ([10.237.72.80]) by fmsmga001.fm.intel.com with ESMTP; 21 May 2015 07:37:55 -0700 Received: by rosetta (Postfix, from userid 1000) id EDFD6800A7; Thu, 21 May 2015 17:37:50 +0300 (EEST) From: Mika Kuoppala To: intel-gfx@lists.freedesktop.org Date: Thu, 21 May 2015 17:37:46 +0300 Message-Id: <1432219068-25391-19-git-send-email-mika.kuoppala@intel.com> X-Mailer: git-send-email 1.9.1 In-Reply-To: <1432219068-25391-1-git-send-email-mika.kuoppala@intel.com> References: <1432219068-25391-1-git-send-email-mika.kuoppala@intel.com> Cc: miku@iki.fi Subject: [Intel-gfx] [PATCH 18/20] drm/i915/gtt: Cleanup page directory encoding 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, T_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 Write page directory entry without using superfluous indirect function. Also remove unused device parameter from the encode function. Signed-off-by: Mika Kuoppala --- drivers/gpu/drm/i915/i915_gem_gtt.c | 21 ++++++--------------- 1 file changed, 6 insertions(+), 15 deletions(-) diff --git a/drivers/gpu/drm/i915/i915_gem_gtt.c b/drivers/gpu/drm/i915/i915_gem_gtt.c index 37dee49..badbf13 100644 --- a/drivers/gpu/drm/i915/i915_gem_gtt.c +++ b/drivers/gpu/drm/i915/i915_gem_gtt.c @@ -192,9 +192,8 @@ static gen8_pte_t gen8_pte_encode(dma_addr_t addr, return pte; } -static gen8_pde_t gen8_pde_encode(struct drm_device *dev, - dma_addr_t addr, - enum i915_cache_level level) +static gen8_pde_t gen8_pde_encode(const dma_addr_t addr, + const enum i915_cache_level level) { gen8_pde_t pde = _PAGE_PRESENT | _PAGE_RW; pde |= addr; @@ -622,22 +621,13 @@ static void gen8_ppgtt_insert_entries(struct i915_address_space *vm, kunmap_px(ppgtt, pt_vaddr); } -static void __gen8_do_map_pt(gen8_pde_t * const pde, - struct i915_page_table *pt, - struct drm_device *dev) -{ - gen8_pde_t entry = - gen8_pde_encode(dev, px_dma(pt), I915_CACHE_LLC); - *pde = entry; -} - static void gen8_setup_scratch_pd(struct i915_address_space *vm) { struct i915_hw_ppgtt *ppgtt = container_of(vm, struct i915_hw_ppgtt, base); gen8_pde_t scratch_pde; - scratch_pde = gen8_pde_encode(vm->dev, px_dma(ppgtt->scratch_pt), + scratch_pde = gen8_pde_encode(px_dma(ppgtt->scratch_pt), I915_CACHE_LLC); fill_px(vm->dev, ppgtt->scratch_pd, scratch_pde); @@ -899,7 +889,7 @@ static int gen8_alloc_va_range(struct i915_address_space *vm, /* Allocations have completed successfully, so set the bitmaps, and do * the mappings. */ gen8_for_each_pdpe(pd, &ppgtt->pdp, start, length, temp, pdpe) { - gen8_pde_t *const page_directory = kmap_px(pd); + gen8_pde_t * const page_directory = kmap_px(pd); struct i915_page_table *pt; uint64_t pd_len = gen8_clamp_pd(start, length); uint64_t pd_start = start; @@ -923,7 +913,8 @@ static int gen8_alloc_va_range(struct i915_address_space *vm, set_bit(pde, pd->used_pdes); /* Map the PDE to the page table */ - __gen8_do_map_pt(page_directory + pde, pt, vm->dev); + page_directory[pde] = gen8_pde_encode(px_dma(pt), + I915_CACHE_LLC); /* NB: We haven't yet mapped ptes to pages. At this * point we're still relying on insert_entries() */