diff options
| author | Jason Ekstrand <[email protected]> | 2015-12-10 18:56:15 -0800 |
|---|---|---|
| committer | Jason Ekstrand <[email protected]> | 2015-12-10 18:56:27 -0800 |
| commit | 21cf55ab54de1c7e42ffffd92dc123759734e370 (patch) | |
| tree | 9b8bd1eeaf275842a79bec37c227904da2de74d4 /src/vulkan | |
| parent | 3893e11f4bb0b6a0088a778a0fbfd9d0e3558c80 (diff) | |
gen8/cmd_buffer: Don't push CS constants if there aren't any
Issuing MEDIA_CURB_LOAD with a size of zero causes GPU hangs on BDW.
Diffstat (limited to 'src/vulkan')
| -rw-r--r-- | src/vulkan/gen8_cmd_buffer.c | 8 |
1 files changed, 5 insertions, 3 deletions
diff --git a/src/vulkan/gen8_cmd_buffer.c b/src/vulkan/gen8_cmd_buffer.c index 8d17066ee6f..5e566d3aaa1 100644 --- a/src/vulkan/gen8_cmd_buffer.c +++ b/src/vulkan/gen8_cmd_buffer.c @@ -525,9 +525,11 @@ flush_compute_descriptor_set(struct anv_cmd_buffer *cmd_buffer) unsigned reg_aligned_constant_size = ALIGN(push_constant_data_size, 32); unsigned push_constant_regs = reg_aligned_constant_size / 32; - anv_batch_emit(&cmd_buffer->batch, GENX(MEDIA_CURBE_LOAD), - .CURBETotalDataLength = push_state.alloc_size, - .CURBEDataStartAddress = push_state.offset); + if (push_state.alloc_size) { + anv_batch_emit(&cmd_buffer->batch, GENX(MEDIA_CURBE_LOAD), + .CURBETotalDataLength = push_state.alloc_size, + .CURBEDataStartAddress = push_state.offset); + } struct anv_state state = anv_state_pool_emit(&device->dynamic_state_pool, |