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anv/cmd_buffer: Re-arrange the logic around UNDEFINED fast-clears

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Reviewed-by: Topi Pohjolainen <topi.pohjolainen@intel.com>
Reviewed-by: Nanley Chery <nanley.g.chery@intel.com>
This commit is contained in:
Jason Ekstrand
2017-11-27 18:07:57 -08:00
parent 3ef8c4b2f5
commit 84fd2ebfbc
1 changed files with 14 additions and 17 deletions
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src/intel/vulkan/genX_cmd_buffer.c
+14 -17
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@@ -692,29 +692,26 @@ transition_color_buffer(struct anv_cmd_buffer *cmd_buffer,
* We don't have any data to show that this is a problem, but we want to
* avoid causing difficult-to-debug problems.
*/
if ((GEN_GEN >= 9 && image->samples == 1) || image->samples > 1) {
if (GEN_GEN >= 9 && image->samples == 1) {
for (uint32_t l = 0; l < level_count; l++) {
const uint32_t level = base_level + l;
const uint32_t level_layer_count =
MIN2(layer_count, anv_image_aux_layers(image, aspect, level));
anv_image_ccs_op(cmd_buffer, image, aspect, level,
base_layer, level_layer_count,
ISL_AUX_OP_FAST_CLEAR, false);
}
} else if (image->samples > 1) {
if (image->samples == 4 || image->samples == 16) {
anv_perf_warn(cmd_buffer->device->instance, image,
"Doing a potentially unnecessary fast-clear to "
"define an MCS buffer.");
}
if (image->samples == 1) {
for (uint32_t l = 0; l < level_count; l++) {
const uint32_t level = base_level + l;
const uint32_t level_layer_count =
MIN2(layer_count, anv_image_aux_layers(image, aspect, level));
anv_image_ccs_op(cmd_buffer, image, aspect, level,
base_layer, level_layer_count,
ISL_AUX_OP_FAST_CLEAR, false);
}
} else {
assert(image->samples > 1);
assert(base_level == 0 && level_count == 1);
anv_image_mcs_op(cmd_buffer, image, aspect,
base_layer, layer_count,
ISL_AUX_OP_FAST_CLEAR, false);
}
assert(base_level == 0 && level_count == 1);
anv_image_mcs_op(cmd_buffer, image, aspect,
base_layer, layer_count,
ISL_AUX_OP_FAST_CLEAR, false);
}
/* At this point, some elements of the CCS buffer may have the fast-clear
* bit-arrangement. As the user writes to a subresource, we need to have