[Mesa-dev] [PATCH v2 3/3] gallium: push offset down to driver

Nicolai Hähnle nhaehnle at gmail.com
Tue May 31 10:43:01 UTC 2016


This patch is

Acked-by: Nicolai Hähnle <nicolai.haehnle at amd.com>

On 20.05.2016 13:24, Stanimir Varbanov wrote:
> Push offset down to drivers when importing dmabuf. This is needed
> to more fully support EGL_EXT_image_dma_buf_import when a non-zero
> offset is specified.
>
> Signed-off-by: Stanimir Varbanov <stanimir.varbanov at linaro.org>
> ---
>   src/gallium/drivers/nouveau/nouveau_screen.c      |  6 ++++++
>   src/gallium/drivers/vc4/vc4_screen.c              |  7 +++++++
>   src/gallium/state_trackers/dri/dri2.c             |  7 ++-----
>   src/gallium/winsys/i915/drm/i915_drm_buffer.c     |  3 +++
>   src/gallium/winsys/intel/drm/intel_drm_winsys.c   |  3 +++
>   src/gallium/winsys/svga/drm/vmw_screen_dri.c      | 12 ++++++++++++
>   src/gallium/winsys/sw/kms-dri/kms_dri_sw_winsys.c |  2 ++
>   src/gallium/winsys/virgl/drm/virgl_drm_winsys.c   |  6 ++++++
>   8 files changed, 41 insertions(+), 5 deletions(-)
>
> diff --git a/src/gallium/drivers/nouveau/nouveau_screen.c b/src/gallium/drivers/nouveau/nouveau_screen.c
> index 4ca9e5c06cde..2c421cc748c1 100644
> --- a/src/gallium/drivers/nouveau/nouveau_screen.c
> +++ b/src/gallium/drivers/nouveau/nouveau_screen.c
> @@ -89,6 +89,12 @@ nouveau_screen_bo_from_handle(struct pipe_screen *pscreen,
>      struct nouveau_bo *bo = 0;
>      int ret;
>
> +   if (whandle->offset != 0) {
> +      debug_printf("%s: attempt to import unsupported winsys offset %d\n",
> +                   __FUNCTION__, whandle->offset);
> +      return NULL;
> +   }
> +
>      if (whandle->type != DRM_API_HANDLE_TYPE_SHARED &&
>          whandle->type != DRM_API_HANDLE_TYPE_FD) {
>         debug_printf("%s: attempt to import unsupported handle type %d\n",
> diff --git a/src/gallium/drivers/vc4/vc4_screen.c b/src/gallium/drivers/vc4/vc4_screen.c
> index 1e311117ad33..6f2e062ea2a5 100644
> --- a/src/gallium/drivers/vc4/vc4_screen.c
> +++ b/src/gallium/drivers/vc4/vc4_screen.c
> @@ -558,6 +558,13 @@ vc4_screen_bo_from_handle(struct pipe_screen *pscreen,
>   {
>           struct vc4_screen *screen = vc4_screen(pscreen);
>
> +        if (whandle->offset != 0) {
> +                fprintf(stderr,
> +                        "Attempt to import unsupported winsys offset %u\n",
> +                        whandle->offset);
> +                return NULL;
> +        }
> +
>           switch (whandle->type) {
>           case DRM_API_HANDLE_TYPE_SHARED:
>                   return vc4_bo_open_name(screen, whandle->handle, whandle->stride);
> diff --git a/src/gallium/state_trackers/dri/dri2.c b/src/gallium/state_trackers/dri/dri2.c
> index 5c2c01dca526..6ff3fce51222 100644
> --- a/src/gallium/state_trackers/dri/dri2.c
> +++ b/src/gallium/state_trackers/dri/dri2.c
> @@ -790,8 +790,6 @@ dri2_create_image_from_winsys(__DRIscreen *_screen,
>      templ.depth0 = 1;
>      templ.array_size = 1;
>
> -   whandle->offset = 0;
> -
>      img->texture = screen->base.screen->resource_from_handle(screen->base.screen,
>            &templ, whandle, PIPE_HANDLE_USAGE_READ_WRITE);
>      if (!img->texture) {
> @@ -842,7 +840,7 @@ dri2_create_image_from_fd(__DRIscreen *_screen,
>      __DRIimage *img = NULL;
>      unsigned err = __DRI_IMAGE_ERROR_SUCCESS;
>
> -   if (num_fds != 1 || offsets[0] != 0) {
> +   if (num_fds != 1) {
>         err = __DRI_IMAGE_ERROR_BAD_MATCH;
>         goto exit;
>      }
> @@ -1056,8 +1054,6 @@ dri2_from_names(__DRIscreen *screen, int width, int height, int format,
>
>      if (num_names != 1)
>         return NULL;
> -   if (offsets[0] != 0)
> -      return NULL;
>
>      format = convert_fourcc(format, &dri_components);
>      if (format == -1)
> @@ -1067,6 +1063,7 @@ dri2_from_names(__DRIscreen *screen, int width, int height, int format,
>      whandle.type = DRM_API_HANDLE_TYPE_SHARED;
>      whandle.handle = names[0];
>      whandle.stride = strides[0];
> +   whandle.offset = offsets[0];
>
>      img = dri2_create_image_from_winsys(screen, width, height, format,
>                                          &whandle, loaderPrivate);
> diff --git a/src/gallium/winsys/i915/drm/i915_drm_buffer.c b/src/gallium/winsys/i915/drm/i915_drm_buffer.c
> index c0698529e1cf..ba454ecf54c0 100644
> --- a/src/gallium/winsys/i915/drm/i915_drm_buffer.c
> +++ b/src/gallium/winsys/i915/drm/i915_drm_buffer.c
> @@ -101,6 +101,9 @@ i915_drm_buffer_from_handle(struct i915_winsys *iws,
>      if ((whandle->type != DRM_API_HANDLE_TYPE_SHARED) && (whandle->type != DRM_API_HANDLE_TYPE_FD))
>         return NULL;
>
> +   if (whandle->offset != 0)
> +      return NULL;
> +
>      buf = CALLOC_STRUCT(i915_drm_buffer);
>      if (!buf)
>         return NULL;
> diff --git a/src/gallium/winsys/intel/drm/intel_drm_winsys.c b/src/gallium/winsys/intel/drm/intel_drm_winsys.c
> index 1c5aabe33044..d4fe88ff73d5 100644
> --- a/src/gallium/winsys/intel/drm/intel_drm_winsys.c
> +++ b/src/gallium/winsys/intel/drm/intel_drm_winsys.c
> @@ -313,6 +313,9 @@ intel_winsys_import_handle(struct intel_winsys *winsys,
>      drm_intel_bo *bo;
>      int err;
>
> +   if (handle->offset != 0)
> +      return NULL;
> +
>      switch (handle->type) {
>      case DRM_API_HANDLE_TYPE_SHARED:
>         {
> diff --git a/src/gallium/winsys/svga/drm/vmw_screen_dri.c b/src/gallium/winsys/svga/drm/vmw_screen_dri.c
> index baa22a90beb9..eae678a63581 100644
> --- a/src/gallium/winsys/svga/drm/vmw_screen_dri.c
> +++ b/src/gallium/winsys/svga/drm/vmw_screen_dri.c
> @@ -186,6 +186,12 @@ vmw_drm_gb_surface_from_handle(struct svga_winsys_screen *sws,
>       uint32_t handle;
>       int ret;
>
> +    if (whandle->offset != 0) {
> +       fprintf(stderr, "Attempt to import unsupported winsys offset %u\n",
> +               whandle->offset);
> +       return NULL;
> +    }
> +
>       ret = vmw_ioctl_gb_surface_ref(vws, whandle, &flags, format,
>                                      &mip_levels, &handle, &desc.region);
>
> @@ -253,6 +259,12 @@ vmw_drm_surface_from_handle(struct svga_winsys_screen *sws,
>       int ret;
>       int i;
>
> +    if (whandle->offset != 0) {
> +       fprintf(stderr, "Attempt to import unsupported winsys offset %u\n",
> +               whandle->offset);
> +       return NULL;
> +    }
> +
>       switch (whandle->type) {
>       case DRM_API_HANDLE_TYPE_SHARED:
>       case DRM_API_HANDLE_TYPE_KMS:
> diff --git a/src/gallium/winsys/sw/kms-dri/kms_dri_sw_winsys.c b/src/gallium/winsys/sw/kms-dri/kms_dri_sw_winsys.c
> index 9aaee8844be2..e4318fb64716 100644
> --- a/src/gallium/winsys/sw/kms-dri/kms_dri_sw_winsys.c
> +++ b/src/gallium/winsys/sw/kms-dri/kms_dri_sw_winsys.c
> @@ -266,6 +266,8 @@ kms_sw_displaytarget_from_handle(struct sw_winsys *ws,
>      assert(whandle->type == DRM_API_HANDLE_TYPE_KMS ||
>             whandle->type == DRM_API_HANDLE_TYPE_FD);
>
> +   assert(whandle->offset == 0);
> +
>      switch(whandle->type) {
>      case DRM_API_HANDLE_TYPE_FD:
>         kms_sw_dt = kms_sw_displaytarget_add_from_prime(kms_sw, whandle->handle);
> diff --git a/src/gallium/winsys/virgl/drm/virgl_drm_winsys.c b/src/gallium/winsys/virgl/drm/virgl_drm_winsys.c
> index ba009882ec20..c77b8994291b 100644
> --- a/src/gallium/winsys/virgl/drm/virgl_drm_winsys.c
> +++ b/src/gallium/winsys/virgl/drm/virgl_drm_winsys.c
> @@ -380,6 +380,12 @@ virgl_drm_winsys_resource_create_handle(struct virgl_winsys *qws,
>      struct virgl_hw_res *res;
>      uint32_t handle = whandle->handle;
>
> +   if (whandle->offset != 0) {
> +      fprintf(stderr, "attempt to import unsupported winsys offset %u\n",
> +              whandle->offset);
> +      return NULL;
> +   }
> +
>      pipe_mutex_lock(qdws->bo_handles_mutex);
>
>      if (whandle->type == DRM_API_HANDLE_TYPE_SHARED) {
>


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