diff options
Diffstat (limited to 'src')
| -rw-r--r-- | src/gallium/drivers/radeonsi/radeonsi_compute.c | 38 |
1 files changed, 27 insertions, 11 deletions
diff --git a/src/gallium/drivers/radeonsi/radeonsi_compute.c b/src/gallium/drivers/radeonsi/radeonsi_compute.c index 4341ecc0924..ed5158752ca 100644 --- a/src/gallium/drivers/radeonsi/radeonsi_compute.c +++ b/src/gallium/drivers/radeonsi/radeonsi_compute.c @@ -91,9 +91,12 @@ static void radeonsi_launch_grid( struct r600_context *rctx = (struct r600_context*)ctx; struct si_pipe_compute *program = rctx->cs_shader_state.program; struct si_pm4_state *pm4 = CALLOC_STRUCT(si_pm4_state); - struct si_resource *input_buffer = NULL; - uint32_t input_offset = 0; - uint64_t input_va; + struct si_resource *kernel_args_buffer = NULL; + unsigned kernel_args_size; + unsigned num_work_size_bytes = 36; + uint32_t kernel_args_offset = 0; + uint32_t *kernel_args; + uint64_t kernel_args_va; uint64_t shader_va; unsigned arg_user_sgpr_count = 2; unsigned i; @@ -112,16 +115,29 @@ static void radeonsi_launch_grid( si_pm4_inval_shader_cache(pm4); si_cmd_surface_sync(pm4, pm4->cp_coher_cntl); - /* Upload the input data */ - r600_upload_const_buffer(rctx, &input_buffer, input, - program->input_size, &input_offset); - input_va = r600_resource_va(ctx->screen, (struct pipe_resource*)input_buffer); - input_va += input_offset; + /* Upload the kernel arguments */ - si_pm4_add_bo(pm4, input_buffer, RADEON_USAGE_READ); + /* The extra num_work_size_bytes are for work group / work item size information */ + kernel_args_size = program->input_size + num_work_size_bytes; + kernel_args = MALLOC(kernel_args_size); + for (i = 0; i < 3; i++) { + kernel_args[i] = grid_layout[i]; + kernel_args[i + 3] = grid_layout[i] * block_layout[i]; + kernel_args[i + 6] = block_layout[i]; + } + + memcpy(kernel_args + (num_work_size_bytes / 4), input, program->input_size); + + r600_upload_const_buffer(rctx, &kernel_args_buffer, (uint8_t*)kernel_args, + kernel_args_size, &kernel_args_offset); + kernel_args_va = r600_resource_va(ctx->screen, + (struct pipe_resource*)kernel_args_buffer); + kernel_args_va += kernel_args_offset; + + si_pm4_add_bo(pm4, kernel_args_buffer, RADEON_USAGE_READ); - si_pm4_set_reg(pm4, R_00B900_COMPUTE_USER_DATA_0, input_va); - si_pm4_set_reg(pm4, R_00B900_COMPUTE_USER_DATA_0 + 4, S_008F04_BASE_ADDRESS_HI (input_va >> 32) | S_008F04_STRIDE(0)); + si_pm4_set_reg(pm4, R_00B900_COMPUTE_USER_DATA_0, kernel_args_va); + si_pm4_set_reg(pm4, R_00B900_COMPUTE_USER_DATA_0 + 4, S_008F04_BASE_ADDRESS_HI (kernel_args_va >> 32) | S_008F04_STRIDE(0)); si_pm4_set_reg(pm4, R_00B810_COMPUTE_START_X, 0); si_pm4_set_reg(pm4, R_00B814_COMPUTE_START_Y, 0); |