diff options
| author | Marek Olšák <[email protected]> | 2016-07-13 22:34:54 +0200 |
|---|---|---|
| committer | Marek Olšák <[email protected]> | 2016-07-19 23:45:06 +0200 |
| commit | b2b45cecef33b0212037e53bf229e14293d0f4a0 (patch) | |
| tree | 2c316ddd756a7b1ef1b3c8465c08fb21aeb232ac /src/gallium/drivers/radeonsi | |
| parent | ad70c3954be0d04ca5c61d3e465ea7622916102f (diff) | |
radeonsi: set optimal settings in COMPUTE_RESOURCE_LIMITS
ported from Vulkan
Reviewed-by: Nicolai Hähnle <[email protected]>
Diffstat (limited to 'src/gallium/drivers/radeonsi')
| -rw-r--r-- | src/gallium/drivers/radeonsi/si_compute.c | 8 |
1 files changed, 6 insertions, 2 deletions
diff --git a/src/gallium/drivers/radeonsi/si_compute.c b/src/gallium/drivers/radeonsi/si_compute.c index 5a402867d4e..e75f6bd2333 100644 --- a/src/gallium/drivers/radeonsi/si_compute.c +++ b/src/gallium/drivers/radeonsi/si_compute.c @@ -163,8 +163,7 @@ static void si_initialize_compute(struct si_context *sctx) radeon_emit(cs, 0); radeon_emit(cs, 0); - radeon_set_sh_reg_seq(cs, R_00B854_COMPUTE_RESOURCE_LIMITS, 3); - radeon_emit(cs, 0); + radeon_set_sh_reg_seq(cs, R_00B858_COMPUTE_STATIC_THREAD_MGMT_SE0, 2); /* R_00B858_COMPUTE_STATIC_THREAD_MGMT_SE0 / SE1 */ radeon_emit(cs, S_00B858_SH0_CU_EN(0xffff) | S_00B858_SH1_CU_EN(0xffff)); radeon_emit(cs, S_00B85C_SH0_CU_EN(0xffff) | S_00B85C_SH1_CU_EN(0xffff)); @@ -400,6 +399,11 @@ static void si_emit_dispatch_packets(struct si_context *sctx, { struct radeon_winsys_cs *cs = sctx->b.gfx.cs; bool render_cond_bit = sctx->b.render_cond && !sctx->b.render_cond_force_off; + unsigned waves_per_threadgroup = + DIV_ROUND_UP(info->block[0] * info->block[1] * info->block[2], 64); + + radeon_set_sh_reg(cs, R_00B854_COMPUTE_RESOURCE_LIMITS, + S_00B854_SIMD_DEST_CNTL(waves_per_threadgroup % 4 == 0)); radeon_set_sh_reg_seq(cs, R_00B81C_COMPUTE_NUM_THREAD_X, 3); radeon_emit(cs, S_00B81C_NUM_THREAD_FULL(info->block[0])); |