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| author | Samuel Pitoiset <samuel.pitoiset@gmail.com> | 2017-04-26 00:36:12 +0200 |
|---|---|---|
| committer | Samuel Pitoiset <samuel.pitoiset@gmail.com> | 2017-04-26 19:15:22 +0200 |
| commit | ec301497b87e915924240173ac2854d835446cc6 (patch) | |
| tree | ac6b1a5c3ee9062249e6c65cfb5474cf2ab5aab0 | |
| parent | 96b0cfc82ef08c0a81016278c69f24766f2410b2 (diff) | |
radeonsi: use unsynchronized transfers for shader binary uploads
Because the buffer is new, it can't be referenced by any CS.
This can save few CPU cycles by skipping the whole
PIPE_TRANSFER_UNSYNCHRONIZED if in amdgpu_bo_map().
Signed-off-by: Samuel Pitoiset <samuel.pitoiset@gmail.com>
Reviewed-by: Nicolai Hähnle <nicolai.haehnle@amd.com>
Reviewed-by: Marek Olšák <marek.olsak@amd.com>
| -rw-r--r-- | src/gallium/drivers/radeonsi/si_shader.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/src/gallium/drivers/radeonsi/si_shader.c b/src/gallium/drivers/radeonsi/si_shader.c index 3c2c7f5c75b..69634b12c33 100644 --- a/src/gallium/drivers/radeonsi/si_shader.c +++ b/src/gallium/drivers/radeonsi/si_shader.c @@ -6185,7 +6185,8 @@ int si_shader_binary_upload(struct si_screen *sscreen, struct si_shader *shader) /* Upload. */ ptr = sscreen->b.ws->buffer_map(shader->bo->buf, NULL, - PIPE_TRANSFER_READ_WRITE); + PIPE_TRANSFER_READ_WRITE | + PIPE_TRANSFER_UNSYNCHRONIZED); if (prolog) { util_memcpy_cpu_to_le32(ptr, prolog->code, prolog->code_size); |