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Diffstat (limited to 'src/gallium/drivers/radeon/r600_pipe_common.c')
-rw-r--r--src/gallium/drivers/radeon/r600_pipe_common.c10
1 files changed, 9 insertions, 1 deletions
diff --git a/src/gallium/drivers/radeon/r600_pipe_common.c b/src/gallium/drivers/radeon/r600_pipe_common.c
index 44863ee..3dbcbc6 100644
--- a/src/gallium/drivers/radeon/r600_pipe_common.c
+++ b/src/gallium/drivers/radeon/r600_pipe_common.c
@@ -1037,7 +1037,15 @@ static int r600_get_compute_param(struct pipe_screen *screen,
}
return sizeof(uint32_t);
case PIPE_COMPUTE_CAP_MAX_VARIABLE_THREADS_PER_BLOCK:
- return 0;
+ if (ret) {
+ uint64_t *max_variable_threads_per_block = ret;
+ if (rscreen->chip_class >= SI && HAVE_LLVM >= 0x309 &&
+ ir_type == PIPE_SHADER_IR_TGSI)
+ *max_variable_threads_per_block = SI_MAX_VARIABLE_THREADS_PER_BLOCK;
+ else
+ *max_variable_threads_per_block = 0;
+ }
+ return sizeof(uint64_t);
}
fprintf(stderr, "unknown PIPE_COMPUTE_CAP %d\n", param);