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.pitoi...@gmail.com>
---
src/gallium/drivers/radeonsi/si_shader.c | 3 ++-
1 file changed, 2 insertions(+), 1 deletion(-)
diff --git a/src/gallium/drivers/radeonsi/si_shader.c
b/src/gallium/drivers/radeonsi/si_shader.c
index bfccf813a6..2a5f21447c 100644
--- a/src/gallium/drivers/radeonsi/si_shader.c
+++ b/src/gallium/drivers/radeonsi/si_shader.c
@@ -6205,7 +6205,8 @@ 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);
--
2.12.2
_______________________________________________
mesa-dev mailing list
mesa-dev@lists.freedesktop.org
https://lists.freedesktop.org/mailman/listinfo/mesa-dev
