diff options
author | Eric Anholt <[email protected]> | 2016-03-10 15:18:31 -0800 |
---|---|---|
committer | Eric Anholt <[email protected]> | 2016-07-20 16:15:15 -0700 |
commit | 83b8ca58e12ee13c4d5cd51c30c0fd19bf4f8bd2 (patch) | |
tree | 2dc65d6a2e802bbdb303205a9a75e435c7eee934 | |
parent | 16985eb308ea063025874eb1094269b9b3ed4656 (diff) |
vc4: Detect and report kernel support for branching.
-rw-r--r-- | src/gallium/drivers/vc4/vc4_screen.c | 14 |
1 files changed, 12 insertions, 2 deletions
diff --git a/src/gallium/drivers/vc4/vc4_screen.c b/src/gallium/drivers/vc4/vc4_screen.c index 5c17c55c938..f295ae05431 100644 --- a/src/gallium/drivers/vc4/vc4_screen.c +++ b/src/gallium/drivers/vc4/vc4_screen.c @@ -32,6 +32,8 @@ #include "util/u_format.h" #include "util/ralloc.h" +#include <xf86drm.h> +#include "vc4_drm.h" #include "vc4_screen.h" #include "vc4_context.h" #include "vc4_resource.h" @@ -502,9 +504,17 @@ vc4_supports_branches(struct vc4_screen *screen) { #if USE_VC4_SIMULATOR return true; -#else - return false; #endif + + struct drm_vc4_get_param p = { + .param = DRM_VC4_PARAM_SUPPORTS_BRANCHES, + }; + int ret = drmIoctl(screen->fd, DRM_IOCTL_VC4_GET_PARAM, &p); + + if (ret != 0) + return false; + + return p.value; } struct pipe_screen * |