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anv/cmd_buffer: Disable CCS on gen7 color attachments upfront 

The next patch enables the use of CCS_D even when the color attachment
will not be fast-cleared. Catch the gen7 case early to simplify the
changes required.

Signed-off-by: Nanley Chery <nanley.g.chery@intel.com>
Reviewed-by: Jason Ekstrand <jason@jlekstrand.net>
This commit is contained in:
Nanley Chery 2017-06-28 09:35:08 -07:00 committed by Jason Ekstrand
parent 9fd1f2aa3c
commit 8e532aa028
1 changed files with 5 additions and 11 deletions
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16
src/intel/vulkan/genX_cmd_buffer.c
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@ -239,7 +239,11 @@ color_attachment_compute_aux_usage(struct anv_device * device,
struct anv_attachment_state *att_state = &cmd_state->attachments[att];
struct anv_image_view *iview = cmd_state->framebuffer->attachments[att];
if (iview->image->aux_surface.isl.size == 0) {
if (iview->isl.base_array_layer >=
anv_image_aux_layers(iview->image, iview->isl.base_level)) {
/* There is no aux buffer which corresponds to the level and layer(s)
* being accessed.
*/
att_state->aux_usage = ISL_AUX_USAGE_NONE;
att_state->input_aux_usage = ISL_AUX_USAGE_NONE;
att_state->fast_clear = false;
@ -275,16 +279,6 @@ color_attachment_compute_aux_usage(struct anv_device * device,
render_area.extent.height != iview->extent.height)
att_state->fast_clear = false;
if (GEN_GEN <= 7) {
/* On gen7, we can't do multi-LOD or multi-layer fast-clears. We
* technically can, but it comes with crazy restrictions that we
* don't want to deal with now.
*/
if (iview->isl.base_level > 0 ||
iview->isl.base_array_layer > 0)
att_state->fast_clear = false;
}
/* On Broadwell and earlier, we can only handle 0/1 clear colors */
if (GEN_GEN <= 8 && !att_state->clear_color_is_zero_one)
att_state->fast_clear = false;