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-rw-r--r--src/gallium/drivers/r600/r600_pipe.h1
-rw-r--r--src/gallium/drivers/r600/r600_state_common.c10
2 files changed, 8 insertions, 3 deletions
diff --git a/src/gallium/drivers/r600/r600_pipe.h b/src/gallium/drivers/r600/r600_pipe.h
index 88aff0e81bb..40987a0e2de 100644
--- a/src/gallium/drivers/r600/r600_pipe.h
+++ b/src/gallium/drivers/r600/r600_pipe.h
@@ -241,7 +241,6 @@ int r600_find_vs_semantic_index(struct r600_shader *vs,
/* r600_state.c */
void r600_init_state_functions(struct r600_pipe_context *rctx);
-void r600_spi_update(struct r600_pipe_context *rctx);
void r600_init_config(struct r600_pipe_context *rctx);
void r600_pipe_shader_ps(struct pipe_context *ctx, struct r600_pipe_shader *shader);
void r600_pipe_shader_vs(struct pipe_context *ctx, struct r600_pipe_shader *shader);
diff --git a/src/gallium/drivers/r600/r600_state_common.c b/src/gallium/drivers/r600/r600_state_common.c
index 997c9a597ee..2f1068a0631 100644
--- a/src/gallium/drivers/r600/r600_state_common.c
+++ b/src/gallium/drivers/r600/r600_state_common.c
@@ -277,7 +277,7 @@ void r600_delete_vs_shader(struct pipe_context *ctx, void *state)
}
/* FIXME optimize away spi update when it's not needed */
-void r600_spi_update(struct r600_pipe_context *rctx)
+static void r600_spi_update(struct r600_pipe_context *rctx, unsigned prim)
{
struct r600_pipe_shader *shader = rctx->ps_shader;
struct r600_pipe_state rstate;
@@ -309,6 +309,12 @@ void r600_spi_update(struct r600_pipe_context *rctx)
r600_pipe_state_add_reg(&rstate, R_028644_SPI_PS_INPUT_CNTL_0 + i * 4, tmp, 0xFFFFFFFF, NULL);
}
+
+ if (prim == PIPE_PRIM_QUADS || prim == PIPE_PRIM_QUAD_STRIP || prim == PIPE_PRIM_POLYGON) {
+ r600_pipe_state_add_reg(&rstate, R_028814_PA_SU_SC_MODE_CNTL,
+ S_028814_PROVOKING_VTX_LAST(1),
+ S_028814_PROVOKING_VTX_LAST(1), NULL);
+ }
r600_context_pipe_state_set(&rctx->ctx, &rstate);
}
@@ -508,7 +514,7 @@ void r600_draw_vbo(struct pipe_context *ctx, const struct pipe_draw_info *info)
return;
}
- r600_spi_update(rctx);
+ r600_spi_update(rctx, draw.info.mode);
mask = 0;
for (int i = 0; i < rctx->framebuffer.nr_cbufs; i++) {