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author | Sumit Semwal <sumit.semwal@linaro.org> | 2015-01-23 12:53:43 +0530 |
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committer | Sumit Semwal <sumit.semwal@linaro.org> | 2015-04-21 14:47:16 +0530 |
commit | d8fbe341beb617ebb22b98fb893e4aa32ae2d864 (patch) | |
tree | 2e19c951d2b6ffef2319d87ec8a6c39e4e1ab8ee /drivers/gpu/drm/ttm | |
parent | 646da63172f660ba84f195c1165360a9b73583ee (diff) | |
download | linux-d8fbe341beb617ebb22b98fb893e4aa32ae2d864.tar.bz2 |
dma-buf: cleanup dma_buf_export() to make it easily extensible
At present, dma_buf_export() takes a series of parameters, which
makes it difficult to add any new parameters for exporters, if required.
Make it simpler by moving all these parameters into a struct, and pass
the struct * as parameter to dma_buf_export().
While at it, unite dma_buf_export_named() with dma_buf_export(), and
change all callers accordingly.
Reviewed-by: Maarten Lankhorst <maarten.lankhorst@canonical.com>
Reviewed-by: Daniel Thompson <daniel.thompson@linaro.org>
Acked-by: Mauro Carvalho Chehab <mchehab@osg.samsung.com>
Acked-by: Dave Airlie <airlied@redhat.com>
Signed-off-by: Sumit Semwal <sumit.semwal@linaro.org>
Diffstat (limited to 'drivers/gpu/drm/ttm')
-rw-r--r-- | drivers/gpu/drm/ttm/ttm_object.c | 9 |
1 files changed, 7 insertions, 2 deletions
diff --git a/drivers/gpu/drm/ttm/ttm_object.c b/drivers/gpu/drm/ttm/ttm_object.c index 12c87110db3a..4f5fa8d65fe9 100644 --- a/drivers/gpu/drm/ttm/ttm_object.c +++ b/drivers/gpu/drm/ttm/ttm_object.c @@ -683,6 +683,12 @@ int ttm_prime_handle_to_fd(struct ttm_object_file *tfile, dma_buf = prime->dma_buf; if (!dma_buf || !get_dma_buf_unless_doomed(dma_buf)) { + DEFINE_DMA_BUF_EXPORT_INFO(exp_info); + + exp_info.ops = &tdev->ops; + exp_info.size = prime->size; + exp_info.flags = flags; + exp_info.priv = prime; /* * Need to create a new dma_buf, with memory accounting. @@ -694,8 +700,7 @@ int ttm_prime_handle_to_fd(struct ttm_object_file *tfile, goto out_unref; } - dma_buf = dma_buf_export(prime, &tdev->ops, - prime->size, flags, NULL); + dma_buf = dma_buf_export(&exp_info); if (IS_ERR(dma_buf)) { ret = PTR_ERR(dma_buf); ttm_mem_global_free(tdev->mem_glob, |