This function is replicated across vc4/v3d/freedreno and is needed in Panfrost; let's make this shared code.
Signed-off-by: Alyssa Rosenzweig <aly...@rosenzweig.io> --- src/util/u_drm.h | 46 ++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 46 insertions(+) create mode 100644 src/util/u_drm.h diff --git a/src/util/u_drm.h b/src/util/u_drm.h new file mode 100644 index 00000000000..d543c9a7543 --- /dev/null +++ b/src/util/u_drm.h @@ -0,0 +1,46 @@ +/* + * Copyright © 2014 Broadcom + * Copyright (C) 2012 Rob Clark <robcl...@freedesktop.org> + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * the rights to use, copy, modify, merge, publish, distribute, sublicense, + * and/or sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice (including the next + * paragraph) shall be included in all copies or substantial portions of the + * Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER + * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING + * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS + * IN THE SOFTWARE. + */ + +#ifndef U_DRM_H +#define U_DRM_H + +#include <stdint.h> + +/* Given a list of `count` DRM modifiers `haystack` and a desired modifier + * `needle`, returns whether the modifier is found */ + +static bool +drm_find_modifier(uint64_t needle, const uint64_t *haystack, unsigned count) +{ + unsigned i; + + for (i = 0; i < count; i++) { + if (haystack[i] == needle) + return true; + } + + return false; +} + +#endif -- 2.20.1 _______________________________________________ mesa-dev mailing list mesa-dev@lists.freedesktop.org https://lists.freedesktop.org/mailman/listinfo/mesa-dev