From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751945Ab3HBKiO (ORCPT ); Fri, 2 Aug 2013 06:38:14 -0400 Received: from mail.linuxfoundation.org ([140.211.169.12]:37477 "EHLO mail.linuxfoundation.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1030498Ab3HBKMC (ORCPT ); Fri, 2 Aug 2013 06:12:02 -0400 From: Greg Kroah-Hartman To: linux-kernel@vger.kernel.org Cc: Greg Kroah-Hartman , stable@vger.kernel.org, Maarten Lankhorst , Ben Skeggs Subject: [ 84/99] drm/nouveau: fix semaphore dmabuf obj Date: Fri, 2 Aug 2013 18:08:37 +0800 Message-Id: <20130802100237.613209901@linuxfoundation.org> X-Mailer: git-send-email 1.8.3.4.841.g1a3f60e In-Reply-To: <20130802100225.478715166@linuxfoundation.org> References: <20130802100225.478715166@linuxfoundation.org> User-Agent: quilt/0.60-5.1.1 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org 3.10-stable review patch. If anyone has any objections, please let me know. ------------------ From: Maarten Lankhorst commit 7a7da592cbb22a1d360638dbecc393470c5effe3 upstream. Fixes some dmabuf object errors on nv50 chipset and below. Signed-off-by: Maarten Lankhorst Signed-off-by: Ben Skeggs Signed-off-by: Greg Kroah-Hartman --- drivers/gpu/drm/nouveau/nv17_fence.c | 2 +- drivers/gpu/drm/nouveau/nv50_fence.c | 14 +++++++++----- 2 files changed, 10 insertions(+), 6 deletions(-) --- a/drivers/gpu/drm/nouveau/nv17_fence.c +++ b/drivers/gpu/drm/nouveau/nv17_fence.c @@ -76,7 +76,7 @@ nv17_fence_context_new(struct nouveau_ch struct ttm_mem_reg *mem = &priv->bo->bo.mem; struct nouveau_object *object; u32 start = mem->start * PAGE_SIZE; - u32 limit = mem->start + mem->size - 1; + u32 limit = start + mem->size - 1; int ret = 0; fctx = chan->fence = kzalloc(sizeof(*fctx), GFP_KERNEL); --- a/drivers/gpu/drm/nouveau/nv50_fence.c +++ b/drivers/gpu/drm/nouveau/nv50_fence.c @@ -39,6 +39,8 @@ nv50_fence_context_new(struct nouveau_ch struct nv10_fence_chan *fctx; struct ttm_mem_reg *mem = &priv->bo->bo.mem; struct nouveau_object *object; + u32 start = mem->start * PAGE_SIZE; + u32 limit = start + mem->size - 1; int ret, i; fctx = chan->fence = kzalloc(sizeof(*fctx), GFP_KERNEL); @@ -51,26 +53,28 @@ nv50_fence_context_new(struct nouveau_ch fctx->base.sync = nv17_fence_sync; ret = nouveau_object_new(nv_object(chan->cli), chan->handle, - NvSema, 0x0002, + NvSema, 0x003d, &(struct nv_dma_class) { .flags = NV_DMA_TARGET_VRAM | NV_DMA_ACCESS_RDWR, - .start = mem->start * PAGE_SIZE, - .limit = mem->size - 1, + .start = start, + .limit = limit, }, sizeof(struct nv_dma_class), &object); /* dma objects for display sync channel semaphore blocks */ for (i = 0; !ret && i < dev->mode_config.num_crtc; i++) { struct nouveau_bo *bo = nv50_display_crtc_sema(dev, i); + u32 start = bo->bo.mem.start * PAGE_SIZE; + u32 limit = start + bo->bo.mem.size - 1; ret = nouveau_object_new(nv_object(chan->cli), chan->handle, NvEvoSema0 + i, 0x003d, &(struct nv_dma_class) { .flags = NV_DMA_TARGET_VRAM | NV_DMA_ACCESS_RDWR, - .start = bo->bo.offset, - .limit = bo->bo.offset + 0xfff, + .start = start, + .limit = limit, }, sizeof(struct nv_dma_class), &object); }