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authorKenneth Graunke <[email protected]>2015-04-04 02:00:52 -0700
committerKenneth Graunke <[email protected]>2015-04-06 14:06:26 -0700
commitf9e5dc0a85df8dbfb8213ff772dfeb218972db12 (patch)
tree7711cb29249d3ea7276d2f2754353e441da591d4 /src/mesa/drivers
parenta09c5b8527c2b28d30c0b11111a66fc7d283c06f (diff)
i965: Fix instanced geometry shaders on Gen8+.
Jordan added this in commit 741782b5948bb3d01d699f062a37513c2e73b076 for Gen7 platforms. I missed this when adding the Broadwell code. Fixes Piglit's spec/arb_gpu_shader5/invocation-id-{basic,in-separate-gs} with MESA_EXTENSION_OVERRIDE=GL_ARB_gpu_shader5 set. Signed-off-by: Kenneth Graunke <[email protected]> Reviewed-by: Jordan Justen <[email protected]> Reviewed-by: Chris Forbes <[email protected]> Cc: [email protected]
Diffstat (limited to 'src/mesa/drivers')
-rw-r--r--src/mesa/drivers/dri/i965/gen8_gs_state.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/src/mesa/drivers/dri/i965/gen8_gs_state.c b/src/mesa/drivers/dri/i965/gen8_gs_state.c
index 95cc1234fe5..46b97131e20 100644
--- a/src/mesa/drivers/dri/i965/gen8_gs_state.c
+++ b/src/mesa/drivers/dri/i965/gen8_gs_state.c
@@ -82,6 +82,8 @@ gen8_upload_gs_state(struct brw_context *brw)
uint32_t dw7 = (brw->gs.prog_data->control_data_header_size_hwords <<
GEN7_GS_CONTROL_DATA_HEADER_SIZE_SHIFT) |
brw->gs.prog_data->dispatch_mode |
+ ((brw->gs.prog_data->invocations - 1) <<
+ GEN7_GS_INSTANCE_CONTROL_SHIFT) |
GEN6_GS_STATISTICS_ENABLE |
(brw->gs.prog_data->include_primitive_id ?
GEN7_GS_INCLUDE_PRIMITIVE_ID : 0) |