From af1afb3c381797e6bf0fb56abd4505094cb6c11e Mon Sep 17 00:00:00 2001 From: Robert Noland Date: Sun, 8 Mar 2009 22:55:01 -0500 Subject: [PATCH] FreeBSD: Fix up the flags to bus_dmamem_* Allow it to sleep waiting for resources during the allocation stage. Only use BUS_DMA_NOWAIT when loading the map. --- bsd-core/drm_scatter.c | 5 +++-- 1 file changed, 3 insertions(+), 2 deletions(-) diff --git a/bsd-core/drm_scatter.c b/bsd-core/drm_scatter.c index 7cb52fd8..09bc5aae 100644 --- a/bsd-core/drm_scatter.c +++ b/bsd-core/drm_scatter.c @@ -89,7 +89,7 @@ drm_sg_alloc(struct drm_device *dev, struct drm_scatter_gather *request) } ret = bus_dmamem_alloc(dmah->tag, &dmah->vaddr, - BUS_DMA_NOWAIT | BUS_DMA_ZERO | BUS_DMA_NOCACHE, &dmah->map); + BUS_DMA_WAITOK | BUS_DMA_ZERO, &dmah->map); if (ret != 0) { bus_dma_tag_destroy(dmah->tag); free(dmah, DRM_MEM_DMA); @@ -99,7 +99,8 @@ drm_sg_alloc(struct drm_device *dev, struct drm_scatter_gather *request) } ret = bus_dmamap_load(dmah->tag, dmah->map, dmah->vaddr, - request->size, drm_sg_alloc_cb, entry, 0); + request->size, drm_sg_alloc_cb, entry, + BUS_DMA_NOWAIT | BUS_DMA_NOCACHE); if (ret != 0) { bus_dmamem_free(dmah->tag, dmah->vaddr, dmah->map); bus_dma_tag_destroy(dmah->tag); -- 2.11.0