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<p style="margin-top:0;margin-bottom:0">I'll can push this and a few other misc patches today.<br>
</p>
<br>
Alex<br>
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<div id="divRplyFwdMsg" dir="ltr"><font style="font-size:11pt" face="Calibri, sans-serif" color="#000000"><b>From:</b> amd-gfx <amd-gfx-bounces@lists.freedesktop.org> on behalf of Li, Samuel <Samuel.Li@amd.com><br>
<b>Sent:</b> Tuesday, January 9, 2018 10:20 AM<br>
<b>To:</b> Daniel Vetter; Koenig, Christian<br>
<b>Cc:</b> amd-gfx@lists.freedesktop.org; dri-devel@lists.freedesktop.org<br>
<b>Subject:</b> RE: [PATCH 2/3] drm: export gem dmabuf_ops for drivers to reuse</font>
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<div class="PlainText">Yes, please hush this for me.<br>
<br>
Regards,<br>
Samuel Li<br>
<br>
<br>
> -----Original Message-----<br>
> From: Daniel Vetter [<a href="mailto:daniel.vetter@ffwll.ch">mailto:daniel.vetter@ffwll.ch</a>] On Behalf Of Daniel<br>
> Vetter<br>
> Sent: Tuesday, January 09, 2018 4:22 AM<br>
> To: Koenig, Christian <Christian.Koenig@amd.com><br>
> Cc: Li, Samuel <Samuel.Li@amd.com>; dri-devel@lists.freedesktop.org; amd-<br>
> gfx@lists.freedesktop.org<br>
> Subject: Re: [PATCH 2/3] drm: export gem dmabuf_ops for drivers to reuse<br>
> <br>
> On Fri, Jan 05, 2018 at 10:16:04AM +0100, Christian König wrote:<br>
> > Am 04.01.2018 um 22:12 schrieb Samuel Li:<br>
> > > Change-Id: I03c22a890d2305f3243d88019d1a28bddd4ddda7<br>
> > > Signed-off-by: Samuel Li <Samuel.Li@amd.com><br>
> ><br>
> > Reviewed-by: Christian König <christian.koenig@amd.com><br>
> <br>
> Want to push to drm-misc or some other plan with this?<br>
> -Daniel<br>
> <br>
> ><br>
> > > ---<br>
> > >   drivers/gpu/drm/drm_prime.c | 53 ++++++++++++++++++++++++++---<br>
> ----------------<br>
> > >   include/drm/drm_prime.h     | 22 +++++++++++++++++++<br>
> > >   2 files changed, 53 insertions(+), 22 deletions(-)<br>
> > ><br>
> > > diff --git a/drivers/gpu/drm/drm_prime.c<br>
> > > b/drivers/gpu/drm/drm_prime.c index 8de93a2..68a69e9 100644<br>
> > > --- a/drivers/gpu/drm/drm_prime.c<br>
> > > +++ b/drivers/gpu/drm/drm_prime.c<br>
> > > @@ -180,9 +180,8 @@ static int drm_prime_lookup_buf_handle(struct<br>
> drm_prime_file_private *prime_fpri<br>
> > >    return -ENOENT;<br>
> > >   }<br>
> > > -static int drm_gem_map_attach(struct dma_buf *dma_buf,<br>
> > > -                       struct device *target_dev,<br>
> > > -                       struct dma_buf_attachment *attach)<br>
> > > +int drm_gem_map_attach(struct dma_buf *dma_buf, struct device<br>
> *target_dev,<br>
> > > +                struct dma_buf_attachment *attach)<br>
> > >   {<br>
> > >    struct drm_prime_attachment *prime_attach;<br>
> > >    struct drm_gem_object *obj = dma_buf->priv; @@ -200,9 +199,10<br>
> @@<br>
> > > static int drm_gem_map_attach(struct dma_buf *dma_buf,<br>
> > >    return dev->driver->gem_prime_pin(obj);<br>
> > >   }<br>
> > > +EXPORT_SYMBOL(drm_gem_map_attach);<br>
> > > -static void drm_gem_map_detach(struct dma_buf *dma_buf,<br>
> > > -                        struct dma_buf_attachment *attach)<br>
> > > +void drm_gem_map_detach(struct dma_buf *dma_buf,<br>
> > > +                 struct dma_buf_attachment *attach)<br>
> > >   {<br>
> > >    struct drm_prime_attachment *prime_attach = attach->priv;<br>
> > >    struct drm_gem_object *obj = dma_buf->priv; @@ -227,6 +227,7<br>
> @@<br>
> > > static void drm_gem_map_detach(struct dma_buf *dma_buf,<br>
> > >    kfree(prime_attach);<br>
> > >    attach->priv = NULL;<br>
> > >   }<br>
> > > +EXPORT_SYMBOL(drm_gem_map_detach);<br>
> > >   void drm_prime_remove_buf_handle_locked(struct<br>
> drm_prime_file_private *prime_fpriv,<br>
> > >                                    struct dma_buf *dma_buf)<br>
> > > @@ -253,8 +254,8 @@ void<br>
> drm_prime_remove_buf_handle_locked(struct drm_prime_file_private<br>
> *prime_fpr<br>
> > >    }<br>
> > >   }<br>
> > > -static struct sg_table *drm_gem_map_dma_buf(struct<br>
> dma_buf_attachment *attach,<br>
> > > -                                     enum dma_data_direction dir)<br>
> > > +struct sg_table *drm_gem_map_dma_buf(struct dma_buf_attachment<br>
> *attach,<br>
> > > +                              enum dma_data_direction dir)<br>
> > >   {<br>
> > >    struct drm_prime_attachment *prime_attach = attach->priv;<br>
> > >    struct drm_gem_object *obj = attach->dmabuf->priv; @@ -289,13<br>
> > > +290,15 @@ static struct sg_table *drm_gem_map_dma_buf(struct<br>
> dma_buf_attachment *attach,<br>
> > >    return sgt;<br>
> > >   }<br>
> > > +EXPORT_SYMBOL(drm_gem_map_dma_buf);<br>
> > > -static void drm_gem_unmap_dma_buf(struct dma_buf_attachment<br>
> *attach,<br>
> > > -                           struct sg_table *sgt,<br>
> > > -                           enum dma_data_direction dir)<br>
> > > +void drm_gem_unmap_dma_buf(struct dma_buf_attachment *attach,<br>
> > > +                    struct sg_table *sgt,<br>
> > > +                    enum dma_data_direction dir)<br>
> > >   {<br>
> > >    /* nothing to be done here */<br>
> > >   }<br>
> > > +EXPORT_SYMBOL(drm_gem_unmap_dma_buf);<br>
> > >   /**<br>
> > >    * drm_gem_dmabuf_export - dma_buf export implementation for<br>
> GEM<br>
> > > @@ -346,47 +349,52 @@ void drm_gem_dmabuf_release(struct<br>
> dma_buf *dma_buf)<br>
> > >   }<br>
> > >   EXPORT_SYMBOL(drm_gem_dmabuf_release);<br>
> > > -static void *drm_gem_dmabuf_vmap(struct dma_buf *dma_buf)<br>
> > > +void *drm_gem_dmabuf_vmap(struct dma_buf *dma_buf)<br>
> > >   {<br>
> > >    struct drm_gem_object *obj = dma_buf->priv;<br>
> > >    struct drm_device *dev = obj->dev;<br>
> > >    return dev->driver->gem_prime_vmap(obj);<br>
> > >   }<br>
> > > +EXPORT_SYMBOL(drm_gem_dmabuf_vmap);<br>
> > > -static void drm_gem_dmabuf_vunmap(struct dma_buf *dma_buf, void<br>
> > > *vaddr)<br>
> > > +void drm_gem_dmabuf_vunmap(struct dma_buf *dma_buf, void<br>
> *vaddr)<br>
> > >   {<br>
> > >    struct drm_gem_object *obj = dma_buf->priv;<br>
> > >    struct drm_device *dev = obj->dev;<br>
> > >    dev->driver->gem_prime_vunmap(obj, vaddr);<br>
> > >   }<br>
> > > +EXPORT_SYMBOL(drm_gem_dmabuf_vunmap);<br>
> > > -static void *drm_gem_dmabuf_kmap_atomic(struct dma_buf<br>
> *dma_buf,<br>
> > > -                                 unsigned long page_num)<br>
> > > +void *drm_gem_dmabuf_kmap_atomic(struct dma_buf *dma_buf,<br>
> > > +                          unsigned long page_num)<br>
> > >   {<br>
> > >    return NULL;<br>
> > >   }<br>
> > > +EXPORT_SYMBOL(drm_gem_dmabuf_kmap_atomic);<br>
> > > -static void drm_gem_dmabuf_kunmap_atomic(struct dma_buf<br>
> *dma_buf,<br>
> > > -                                  unsigned long page_num, void *addr)<br>
> > > +void drm_gem_dmabuf_kunmap_atomic(struct dma_buf *dma_buf,<br>
> > > +                           unsigned long page_num, void *addr)<br>
> > >   {<br>
> > >   }<br>
> > > -static void *drm_gem_dmabuf_kmap(struct dma_buf *dma_buf,<br>
> > > -                          unsigned long page_num)<br>
> > > +EXPORT_SYMBOL(drm_gem_dmabuf_kunmap_atomic);<br>
> > > +<br>
> > > +void *drm_gem_dmabuf_kmap(struct dma_buf *dma_buf, unsigned<br>
> long<br>
> > > +page_num)<br>
> > >   {<br>
> > >    return NULL;<br>
> > >   }<br>
> > > +EXPORT_SYMBOL(drm_gem_dmabuf_kmap);<br>
> > > -static void drm_gem_dmabuf_kunmap(struct dma_buf *dma_buf,<br>
> > > -                           unsigned long page_num, void *addr)<br>
> > > +void drm_gem_dmabuf_kunmap(struct dma_buf *dma_buf, unsigned<br>
> long page_num,<br>
> > > +                    void *addr)<br>
> > >   {<br>
> > >   }<br>
> > > +EXPORT_SYMBOL(drm_gem_dmabuf_kunmap);<br>
> > > -static int drm_gem_dmabuf_mmap(struct dma_buf *dma_buf,<br>
> > > -                        struct vm_area_struct *vma)<br>
> > > +int drm_gem_dmabuf_mmap(struct dma_buf *dma_buf, struct<br>
> > > +vm_area_struct *vma)<br>
> > >   {<br>
> > >    struct drm_gem_object *obj = dma_buf->priv;<br>
> > >    struct drm_device *dev = obj->dev; @@ -396,6 +404,7 @@ static int<br>
> > > drm_gem_dmabuf_mmap(struct dma_buf *dma_buf,<br>
> > >    return dev->driver->gem_prime_mmap(obj, vma);<br>
> > >   }<br>
> > > +EXPORT_SYMBOL(drm_gem_dmabuf_mmap);<br>
> > >   static const struct dma_buf_ops drm_gem_prime_dmabuf_ops =  {<br>
> > >    .attach = drm_gem_map_attach,<br>
> > > diff --git a/include/drm/drm_prime.h b/include/drm/drm_prime.h index<br>
> > > 9cd9e36..4d5f5d6 100644<br>
> > > --- a/include/drm/drm_prime.h<br>
> > > +++ b/include/drm/drm_prime.h<br>
> > > @@ -54,6 +54,9 @@ struct device;<br>
> > >   struct dma_buf_export_info;<br>
> > >   struct dma_buf;<br>
> > > +struct dma_buf_attachment;<br>
> > > +<br>
> > > +enum dma_data_direction;<br>
> > >   struct drm_device;<br>
> > >   struct drm_gem_object;<br>
> > > @@ -79,6 +82,25 @@ int drm_gem_prime_fd_to_handle(struct<br>
> drm_device *dev,<br>
> > >   struct dma_buf *drm_gem_dmabuf_export(struct drm_device *dev,<br>
> > >                                  struct dma_buf_export_info *exp_info);<br>
> > >   void drm_gem_dmabuf_release(struct dma_buf *dma_buf);<br>
> > > +int drm_gem_map_attach(struct dma_buf *dma_buf, struct device<br>
> *target_dev,<br>
> > > +                struct dma_buf_attachment *attach); void<br>
> > > +drm_gem_map_detach(struct dma_buf *dma_buf,<br>
> > > +                 struct dma_buf_attachment *attach); struct sg_table<br>
> > > +*drm_gem_map_dma_buf(struct dma_buf_attachment *attach,<br>
> > > +                              enum dma_data_direction dir); void<br>
> > > +drm_gem_unmap_dma_buf(struct dma_buf_attachment *attach,<br>
> > > +                    struct sg_table *sgt,<br>
> > > +                    enum dma_data_direction dir); void<br>
> > > +*drm_gem_dmabuf_vmap(struct dma_buf *dma_buf); void<br>
> > > +drm_gem_dmabuf_vunmap(struct dma_buf *dma_buf, void *vaddr);<br>
> void<br>
> > > +*drm_gem_dmabuf_kmap_atomic(struct dma_buf *dma_buf,<br>
> > > +                          unsigned long page_num);<br>
> > > +void drm_gem_dmabuf_kunmap_atomic(struct dma_buf *dma_buf,<br>
> > > +                           unsigned long page_num, void *addr); void<br>
> > > +*drm_gem_dmabuf_kmap(struct dma_buf *dma_buf, unsigned long<br>
> > > +page_num); void drm_gem_dmabuf_kunmap(struct dma_buf<br>
> *dma_buf, unsigned long page_num,<br>
> > > +                    void *addr);<br>
> > > +int drm_gem_dmabuf_mmap(struct dma_buf *dma_buf, struct<br>
> > > +vm_area_struct *vma);<br>
> > >   int drm_prime_sg_to_page_addr_arrays(struct sg_table *sgt, struct<br>
> page **pages,<br>
> > >                                 dma_addr_t *addrs, int max_pages);<br>
> ><br>
> > _______________________________________________<br>
> > dri-devel mailing list<br>
> > dri-devel@lists.freedesktop.org<br>
> > <a href="https://lists.freedesktop.org/mailman/listinfo/dri-devel">https://lists.freedesktop.org/mailman/listinfo/dri-devel</a><br>
> <br>
> --<br>
> Daniel Vetter<br>
> Software Engineer, Intel Corporation<br>
> <a href="http://blog.ffwll.ch">http://blog.ffwll.ch</a><br>
_______________________________________________<br>
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<a href="https://lists.freedesktop.org/mailman/listinfo/amd-gfx">https://lists.freedesktop.org/mailman/listinfo/amd-gfx</a><br>
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