[Mesa-dev] [PATCH 1/2] gbm: add API to to import FD with modifier

[Robert Foss]

This patch has been tested on Android on the iMX6.

Tested-by: Robert Foss <robert.foss at collabora.com>


On Thu, 2017-06-08 at 20:56 +0200, Lucas Stach wrote:
> This allows to import an FD with an explicit modifier passed through
> userspace protocols.
> 
> Signed-off-by: Lucas Stach <l.stach at pengutronix.de>
> ---
>  src/gbm/main/gbm.h | 12 ++++++++++++
>  1 file changed, 12 insertions(+)
> 
> diff --git a/src/gbm/main/gbm.h b/src/gbm/main/gbm.h
> index b52137ed01d4..6a9bf1fc2a80 100644
> --- a/src/gbm/main/gbm.h
> +++ b/src/gbm/main/gbm.h
> @@ -252,6 +252,7 @@ gbm_bo_create_with_modifiers(struct gbm_device
> *gbm,
>  #define GBM_BO_IMPORT_WL_BUFFER         0x5501
>  #define GBM_BO_IMPORT_EGL_IMAGE         0x5502
>  #define GBM_BO_IMPORT_FD                0x5503
> +#define GBM_BO_IMPORT_FD_MODIFIER       0x5504
>  
>  struct gbm_import_fd_data {
>     int fd;
> @@ -261,6 +262,17 @@ struct gbm_import_fd_data {
>     uint32_t format;
>  };
>  
> +struct gbm_import_fd_modifier_data {
> +   uint32_t width;
> +   uint32_t height;
> +   uint32_t format;
> +   uint32_t num_fds;
> +   int fds[4];
> +   int strides[4];
> +   int offsets[4];
> +   uint64_t modifier;
> +};
> +
>  struct gbm_bo *
>  gbm_bo_import(struct gbm_device *gbm, uint32_t type,
>                void *buffer, uint32_t usage);