On Mon, Jul 08, 2013 at 04:38:48PM +0300, Abdiel Janulgue wrote:
> Signed-off-by: Abdiel Janulgue <abdiel.janulgue at linux.intel.com>
> ---
> drivers/gpu/drm/i915/i915_gem_execbuffer.c | 2 ++
> include/uapi/drm/i915_drm.h | 1 +
> 2 files changed, 3 insertions(+)
>
> diff --git a/drivers/gpu/drm/i915/i915_gem_execbuffer.c b/drivers/gpu/drm/i915/i915_gem_execbuffer.c
> index 5aeb447..3d6d3c9 100644
> --- a/drivers/gpu/drm/i915/i915_gem_execbuffer.c
> +++ b/drivers/gpu/drm/i915/i915_gem_execbuffer.c
> @@ -865,6 +865,8 @@ i915_gem_do_execbuffer(struct drm_device *dev, void *data,
> }
> if (args->flags & I915_EXEC_IS_PINNED)
> flags |= I915_DISPATCH_PINNED;
> + if (args->flags & I915_EXEC_RS)
> + flags |= I915_EXEC_RS;
I think we should check for the render ring and haswell here and reject
the flag everywhere else by returning -EINVAL to userspace.
-Daniel
>
> switch (args->flags & I915_EXEC_RING_MASK) {
> case I915_EXEC_DEFAULT:
> diff --git a/include/uapi/drm/i915_drm.h b/include/uapi/drm/i915_drm.h
> index 923ed7f..728f544 100644
> --- a/include/uapi/drm/i915_drm.h
> +++ b/include/uapi/drm/i915_drm.h
> @@ -661,6 +661,7 @@ struct drm_i915_gem_execbuffer2 {
> #define I915_EXEC_BSD (2<<0)
> #define I915_EXEC_BLT (3<<0)
> #define I915_EXEC_VEBOX (4<<0)
> +#define I915_EXEC_RS (8<<0)
>
> /* Used for switching the constants addressing mode on gen4+ RENDER ring.
> * Gen6+ only supports relative addressing to dynamic state (default) and
> --
> 1.7.9.5
>
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--
Daniel Vetter
Software Engineer, Intel Corporation
+41 (0) 79 365 57 48 - http://blog.ffwll.ch
