[igt-dev] [RFC PATCH v9 4/5] lib: ioctl_wrappers: reach engines by index as well

[Chris Wilson]

Quoting Andi Shyti (2019-02-14 00:44:44)
> With the new engine query method engines are reachable through
> an index and context they are combined with.
> 
> The 'gem_has_ring()' becomes 'gem_context_has_engine()' that
> requires the index that the engine is mapped within the driver.
> 
> The previous 'gem_has_ring()' function becomes a wrapper to the new
> 'gem_context_has_engine()'.
> 
> Signed-off-by: Andi Shyti <andi.shyti at intel.com>
> ---
>  lib/ioctl_wrappers.c | 4 +++-
>  lib/ioctl_wrappers.h | 4 +++-
>  2 files changed, 6 insertions(+), 2 deletions(-)
> 
> diff --git a/lib/ioctl_wrappers.c b/lib/ioctl_wrappers.c
> index 404c2fbf9355..4303607f9279 100644
> --- a/lib/ioctl_wrappers.c
> +++ b/lib/ioctl_wrappers.c
> @@ -1465,7 +1465,7 @@ void igt_require_gem(int fd)
>         igt_require_f(err == 0, "Unresponsive i915/GEM device\n");
>  }
>  
> -bool gem_has_ring(int fd, unsigned ring)
> +bool gem_context_has_engine(int fd, unsigned ring, unsigned ctx)

Remember to lift it out of ioctl_wrappers, and as this operates on the
context (given the name), the context should be a primary argument.
-Chris