31 lines
1.1 KiB
Diff
31 lines
1.1 KiB
Diff
From 2fbfe63a8f454c505d730636de3366a0e5ab0601 Mon Sep 17 00:00:00 2001
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From: Aurelien Jarno <aurelien@aurel32.net>
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Date: Tue, 26 Apr 2011 23:00:20 +0200
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Subject: [PATCH 2/2] drm/nouveau: Use pci_dma_mapping_error()
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... instead of comparing with DMA_ERROR_CODE, which will only work on
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powerpc/sparc/x86.
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Signed-off-by: Aurelien Jarno <aurelien@aurel32.net>
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---
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drivers/gpu/drm/nouveau/nouveau_sgdma.c | 3 ++-
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1 files changed, 2 insertions(+), 1 deletions(-)
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diff --git a/drivers/gpu/drm/nouveau/nouveau_sgdma.c b/drivers/gpu/drm/nouveau/nouveau_sgdma.c
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index 4bce801..b038de9 100644
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--- a/drivers/gpu/drm/nouveau/nouveau_sgdma.c
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+++ b/drivers/gpu/drm/nouveau/nouveau_sgdma.c
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@@ -42,7 +42,8 @@ nouveau_sgdma_populate(struct ttm_backend *be, unsigned long num_pages,
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nvbe->nr_pages = 0;
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while (num_pages--) {
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- if (dma_addrs[nvbe->nr_pages] != DMA_ERROR_CODE) {
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+ if (!pci_dma_mapping_error(dev->pdev,
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+ dma_addrs[nvbe->nr_pages])) {
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nvbe->pages[nvbe->nr_pages] =
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dma_addrs[nvbe->nr_pages];
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nvbe->ttm_alloced[nvbe->nr_pages] = true;
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--
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1.7.2.3
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