From patchwork Mon Jan 24 01:54:05 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Ira Weiny X-Patchwork-Id: 12721405 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 55534C433F5 for ; Mon, 24 Jan 2022 01:54:43 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id 2DC0C10E5C5; Mon, 24 Jan 2022 01:54:20 +0000 (UTC) Received: from mga17.intel.com (mga17.intel.com [192.55.52.151]) by gabe.freedesktop.org (Postfix) with ESMTPS id 574B410E27C; Mon, 24 Jan 2022 01:54:14 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1642989254; x=1674525254; h=from:to:cc:subject:date:message-id:in-reply-to: references:mime-version:content-transfer-encoding; bh=+LXecIMRVcm+6l6u17VPJeZsX7SGcDdtoraU1ufkp0U=; b=R5xyLskPBTZNg58Kl/RPA5/3s7uSoIYM/XXZGmgN7bKkeqjdO44ODBUc JzQ8UMsLgq4YyfHs63pUMNoV40cVaW7bZdgAo/SAcbOESCEGvfnTo3JOj oZjIixLOl6XBjVpTE09R5jbkmqbYFCwlYKSrfy4pMWXZVWPBuoub++QpC dtW3UNaQutkloRSpQnfbTPjEXQiJ+8Cq+yxvzTOwpqJq+5Rlf76SrX+bK qGJ3Nf7TRkreXbMjo5gqaGsK9eGGuE3/dVzLcdZspcJREWftHDWXqbYzM 493fJ7c0KTr/vTx65y8RB0JFBfpO6CS66mqyVCSwAE+IxmuQywMOLC0vY A==; X-IronPort-AV: E=McAfee;i="6200,9189,10236"; a="226616219" X-IronPort-AV: E=Sophos;i="5.88,311,1635231600"; d="scan'208";a="226616219" Received: from orsmga004.jf.intel.com ([10.7.209.38]) by fmsmga107.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 23 Jan 2022 17:54:14 -0800 X-IronPort-AV: E=Sophos;i="5.88,311,1635231600"; d="scan'208";a="627320393" Received: from iweiny-desk2.sc.intel.com (HELO localhost) ([10.3.52.147]) by orsmga004-auth.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 23 Jan 2022 17:54:13 -0800 From: ira.weiny@intel.com To: David Airlie , Daniel Vetter , Patrik Jakobsson , Rob Clark , Sean Paul Subject: [PATCH V2 3/7] drm/gma: Remove calls to kmap() Date: Sun, 23 Jan 2022 17:54:05 -0800 Message-Id: <20220124015409.807587-4-ira.weiny@intel.com> X-Mailer: git-send-email 2.31.1 In-Reply-To: <20220124015409.807587-1-ira.weiny@intel.com> References: <20220124015409.807587-1-ira.weiny@intel.com> MIME-Version: 1.0 X-BeenThere: dri-devel@lists.freedesktop.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Direct Rendering Infrastructure - Development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: linux-arm-msm@vger.kernel.org, intel-gfx@lists.freedesktop.org, linux-kernel@vger.kernel.org, dri-devel@lists.freedesktop.org, amd-gfx@lists.freedesktop.org, Ira Weiny Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" From: Ira Weiny kmap() is being deprecated and these instances are easy to convert to kmap_local_page(). Furthermore, in gma_crtc_cursor_set() use the memcpy_from_page() helper instead of an open coded use of kmap_local_page(). Signed-off-by: Ira Weiny --- drivers/gpu/drm/gma500/gma_display.c | 6 ++---- drivers/gpu/drm/gma500/mmu.c | 8 ++++---- 2 files changed, 6 insertions(+), 8 deletions(-) diff --git a/drivers/gpu/drm/gma500/gma_display.c b/drivers/gpu/drm/gma500/gma_display.c index 99da3118131a..60ba7de59139 100644 --- a/drivers/gpu/drm/gma500/gma_display.c +++ b/drivers/gpu/drm/gma500/gma_display.c @@ -335,7 +335,7 @@ int gma_crtc_cursor_set(struct drm_crtc *crtc, struct psb_gem_object *pobj; struct psb_gem_object *cursor_pobj = gma_crtc->cursor_pobj; struct drm_gem_object *obj; - void *tmp_dst, *tmp_src; + void *tmp_dst; int ret = 0, i, cursor_pages; /* If we didn't get a handle then turn the cursor off */ @@ -400,9 +400,7 @@ int gma_crtc_cursor_set(struct drm_crtc *crtc, /* Copy the cursor to cursor mem */ tmp_dst = dev_priv->vram_addr + cursor_pobj->offset; for (i = 0; i < cursor_pages; i++) { - tmp_src = kmap(pobj->pages[i]); - memcpy(tmp_dst, tmp_src, PAGE_SIZE); - kunmap(pobj->pages[i]); + memcpy_from_page(tmp_dst, pobj->pages[i], 0, PAGE_SIZE); tmp_dst += PAGE_SIZE; } diff --git a/drivers/gpu/drm/gma500/mmu.c b/drivers/gpu/drm/gma500/mmu.c index fe9ace2a7967..a70b01ccdf70 100644 --- a/drivers/gpu/drm/gma500/mmu.c +++ b/drivers/gpu/drm/gma500/mmu.c @@ -184,17 +184,17 @@ struct psb_mmu_pd *psb_mmu_alloc_pd(struct psb_mmu_driver *driver, pd->invalid_pte = 0; } - v = kmap(pd->dummy_pt); + v = kmap_local_page(pd->dummy_pt); for (i = 0; i < (PAGE_SIZE / sizeof(uint32_t)); ++i) v[i] = pd->invalid_pte; - kunmap(pd->dummy_pt); + kunmap_local(v); - v = kmap(pd->p); + v = kmap_local_page(pd->p); for (i = 0; i < (PAGE_SIZE / sizeof(uint32_t)); ++i) v[i] = pd->invalid_pde; - kunmap(pd->p); + kunmap_local(v); clear_page(kmap(pd->dummy_page)); kunmap(pd->dummy_page);