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Date: Wed, 21 May 2014 09:13:21 +0530 From: Sumit Semwal <sumit.semwal@...aro.org> To: Bjorn Helgaas <bhelgaas@...gle.com> Cc: Gioh Kim <gioh.kim@....com>, Randy Dunlap <rdunlap@...radead.org>, linux-media@...r.kernel.org, DRI mailing list <dri-devel@...ts.freedesktop.org>, linux-doc@...r.kernel.org, LKML <linux-kernel@...r.kernel.org>, 이건호 <gunho.lee@....com> Subject: Re: [PATCH] Documentation/dma-buf-sharing.txt: update API descriptions Hi Bjorn, On 21 May 2014 04:50, Bjorn Helgaas <bhelgaas@...gle.com> wrote: > On Wed, May 14, 2014 at 08:49:43AM +0900, Gioh Kim wrote: >> Update some descriptions for API arguments and descriptions. >> >> Signed-off-by: Gioh Kim <gioh.kim@....com> > > I applied this to my "dma-api" branch for v3.16, thanks! As always, I would queue this up for my dma-buf pull request, along with other dma-buf changes. Thanks and best regards, ~Sumit. > >> --- >> Documentation/dma-buf-sharing.txt | 14 ++++++++------ >> 1 file changed, 8 insertions(+), 6 deletions(-) >> >> diff --git a/Documentation/dma-buf-sharing.txt b/Documentation/dma-buf-sharing.txt >> index 505e711..aadd901 100644 >> --- a/Documentation/dma-buf-sharing.txt >> +++ b/Documentation/dma-buf-sharing.txt >> @@ -56,10 +56,10 @@ The dma_buf buffer sharing API usage contains the following steps: >> size_t size, int flags, >> const char *exp_name) >> >> - If this succeeds, dma_buf_export allocates a dma_buf structure, and returns a >> - pointer to the same. It also associates an anonymous file with this buffer, >> - so it can be exported. On failure to allocate the dma_buf object, it returns >> - NULL. >> + If this succeeds, dma_buf_export_named allocates a dma_buf structure, and >> + returns a pointer to the same. It also associates an anonymous file with this >> + buffer, so it can be exported. On failure to allocate the dma_buf object, >> + it returns NULL. >> >> 'exp_name' is the name of exporter - to facilitate information while >> debugging. >> @@ -76,7 +76,7 @@ The dma_buf buffer sharing API usage contains the following steps: >> drivers and/or processes. >> >> Interface: >> - int dma_buf_fd(struct dma_buf *dmabuf) >> + int dma_buf_fd(struct dma_buf *dmabuf, int flags) >> >> This API installs an fd for the anonymous file associated with this buffer; >> returns either 'fd', or error. >> @@ -157,7 +157,9 @@ to request use of buffer for allocation. >> "dma_buf->ops->" indirection from the users of this interface. >> >> In struct dma_buf_ops, unmap_dma_buf is defined as >> - void (*unmap_dma_buf)(struct dma_buf_attachment *, struct sg_table *); >> + void (*unmap_dma_buf)(struct dma_buf_attachment *, >> + struct sg_table *, >> + enum dma_data_direction); >> >> unmap_dma_buf signifies the end-of-DMA for the attachment provided. Like >> map_dma_buf, this API also must be implemented by the exporter. >> -- >> 1.7.9.5 >> >> -- >> To unsubscribe from this list: send the line "unsubscribe linux-kernel" in >> the body of a message to majordomo@...r.kernel.org >> More majordomo info at http://vger.kernel.org/majordomo-info.html >> Please read the FAQ at http://www.tux.org/lkml/ -- Thanks and regards, Sumit Semwal Graphics Engineer - Graphics working group Linaro.org │ Open source software for ARM SoCs -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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