Mesa (master): iris: Disable fast clears when running with INTEL_DEBUG=nofc

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Module: Mesa
Branch: master
Commit: bb9af8abbd17f90c46fd11f13c9b83e44a5315bd
URL:    http://cgit.freedesktop.org/mesa/mesa/commit/?id=bb9af8abbd17f90c46fd11f13c9b83e44a5315bd

Author: Caio Marcelo de Oliveira Filho <caio.oliveira at intel.com>
Date:   Mon Oct  7 17:12:14 2019 -0700

iris: Disable fast clears when running with INTEL_DEBUG=nofc

Reviewed-by: Rafael Antognolli <rafael.antognolli at intel.com>

---

 src/gallium/drivers/iris/iris_clear.c | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/src/gallium/drivers/iris/iris_clear.c b/src/gallium/drivers/iris/iris_clear.c
index b71d4f2886a..3cfe3ba5ebf 100644
--- a/src/gallium/drivers/iris/iris_clear.c
+++ b/src/gallium/drivers/iris/iris_clear.c
@@ -75,6 +75,9 @@ can_fast_clear_color(struct iris_context *ice,
 {
    struct iris_resource *res = (void *) p_res;
 
+   if (INTEL_DEBUG & DEBUG_NO_FAST_CLEAR)
+      return false;
+
    if (res->aux.usage == ISL_AUX_USAGE_NONE)
       return false;
 
@@ -405,6 +408,9 @@ can_fast_clear_depth(struct iris_context *ice,
 {
    struct pipe_resource *p_res = (void *) res;
 
+   if (INTEL_DEBUG & DEBUG_NO_FAST_CLEAR)
+      return false;
+
    /* Check for partial clears */
    if (box->x > 0 || box->y > 0 ||
        box->width < u_minify(p_res->width0, level) ||