From 2dad9d4d057a080a4ad59c705b3e388af6794576 Mon Sep 17 00:00:00 2001 From: Dave Airlie Date: Tue, 29 May 2012 15:11:22 +0100 Subject: [PATCH] i915: add stub dma-buf mmap callback. This just adds a stub for now, until we have some users in place to test this functionality properly. Signed-off-by: Dave Airlie --- drivers/gpu/drm/i915/i915_gem_dmabuf.c | 6 ++++++ 1 file changed, 6 insertions(+) diff --git a/drivers/gpu/drm/i915/i915_gem_dmabuf.c b/drivers/gpu/drm/i915/i915_gem_dmabuf.c index 8e269178d6a..4fba63e896d 100644 --- a/drivers/gpu/drm/i915/i915_gem_dmabuf.c +++ b/drivers/gpu/drm/i915/i915_gem_dmabuf.c @@ -93,6 +93,11 @@ static void i915_gem_dmabuf_kunmap(struct dma_buf *dma_buf, unsigned long page_n } +static int i915_gem_dmabuf_mmap(struct dma_buf *dma_buf, struct vm_area_struct *vma) +{ + return -EINVAL; +} + static const struct dma_buf_ops i915_dmabuf_ops = { .map_dma_buf = i915_gem_map_dma_buf, .unmap_dma_buf = i915_gem_unmap_dma_buf, @@ -101,6 +106,7 @@ static const struct dma_buf_ops i915_dmabuf_ops = { .kmap_atomic = i915_gem_dmabuf_kmap_atomic, .kunmap = i915_gem_dmabuf_kunmap, .kunmap_atomic = i915_gem_dmabuf_kunmap_atomic, + .mmap = i915_gem_dmabuf_mmap, }; struct dma_buf *i915_gem_prime_export(struct drm_device *dev, -- 2.41.0