From: Francisco Jerez <curroje...@riseup.net>
This stores the result of can_do_pipelined_register_writes() in the
context struct so we can find out later whether LRI can be used to
program the L3 configuration.
v2:
* Split change of gen check in can_do_pipelined_register_writes (jljusten)
Reviewed-by: Jordan Justen <jordan.l.jus...@intel.com>
---
src/mesa/drivers/dri/i965/brw_context.h | 5 +++++
src/mesa/drivers/dri/i965/intel_extensions.c | 4 +++-
2 files changed, 8 insertions(+), 1 deletion(-)
diff --git a/src/mesa/drivers/dri/i965/brw_context.h
b/src/mesa/drivers/dri/i965/brw_context.h
index e45df46..3ba2945 100644
--- a/src/mesa/drivers/dri/i965/brw_context.h
+++ b/src/mesa/drivers/dri/i965/brw_context.h
@@ -836,6 +836,11 @@ struct brw_context
bool use_resource_streamer;
/**
+ * Whether LRI can be used to write register values from the batch buffer.
+ */
+ bool can_do_pipelined_register_writes;
+
+ /**
* Some versions of Gen hardware don't do centroid interpolation correctly
* on unlit pixels, causing incorrect values for derivatives near triangle
* edges. Enabling this flag causes the fragment shader to use
diff --git a/src/mesa/drivers/dri/i965/intel_extensions.c
b/src/mesa/drivers/dri/i965/intel_extensions.c
index 8a1ec32..2fde074 100644
--- a/src/mesa/drivers/dri/i965/intel_extensions.c
+++ b/src/mesa/drivers/dri/i965/intel_extensions.c
@@ -320,6 +320,8 @@ intelInitExtensions(struct gl_context *ctx)
}
brw->predicate.supported = false;
+ brw->can_do_pipelined_register_writes =
+ can_do_pipelined_register_writes(brw);
if (brw->gen >= 7) {
ctx->Extensions.ARB_conservative_depth = true;
@@ -336,7 +338,7 @@ intelInitExtensions(struct gl_context *ctx)
ctx->Extensions.ARB_shader_storage_buffer_object = true;
ctx->Extensions.EXT_shader_samples_identical = true;
- if (can_do_pipelined_register_writes(brw)) {
+ if (brw->can_do_pipelined_register_writes) {
ctx->Extensions.ARB_draw_indirect = true;
ctx->Extensions.ARB_transform_feedback2 = true;
ctx->Extensions.ARB_transform_feedback3 = true;
--
2.6.2
_______________________________________________
mesa-dev mailing list
mesa-dev@lists.freedesktop.org
http://lists.freedesktop.org/mailman/listinfo/mesa-dev
