gpu: nvgpu: add chip specific sync point support

Added support for chip specific sync point implementation.
Relevant fifo hal functions are added and updated for
legacy chips.

JIRA GPUT19X-2

Change-Id: I9a9c36d71e15c384b5e5af460cd52012f94e0b04
Signed-off-by: seshendra Gadagottu <sgadagottu@nvidia.com>
Reviewed-on: http://git-master/r/1258232
Reviewed-by: mobile promotions <svcmobile_promotions@nvidia.com>
Tested-by: mobile promotions <svcmobile_promotions@nvidia.com>

1 files changed, 10 insertions, 0 deletions

diff --git a/drivers/gpu/nvgpu/gm20b/fifo_gm20b.c b/drivers/gpu/nvgpu/gm20b/fifo_gm20b.c
index 0931d226..6fb5802b 100644
--- a/drivers/gpu/nvgpu/gm20b/fifo_gm20b.c
+++ b/drivers/gpu/nvgpu/gm20b/fifo_gm20b.c
@@ -230,4 +230,14 @@ void gm20b_init_fifo(struct gpu_ops *gops)
         gops->fifo.teardown_ch_tsg = gk20a_fifo_teardown_ch_tsg;
         gops->fifo.handle_sched_error = gk20a_fifo_handle_sched_error;
         gops->fifo.handle_pbdma_intr_0 = gk20a_fifo_handle_pbdma_intr_0;
+#ifdef CONFIG_TEGRA_GK20A_NVHOST
+        gops->fifo.alloc_syncpt_buf = gk20a_fifo_alloc_syncpt_buf;
+        gops->fifo.free_syncpt_buf = gk20a_fifo_free_syncpt_buf;
+        gops->fifo.add_syncpt_wait_cmd = gk20a_fifo_add_syncpt_wait_cmd;
+        gops->fifo.get_syncpt_wait_cmd_size =
+                        gk20a_fifo_get_syncpt_wait_cmd_size;
+        gops->fifo.add_syncpt_incr_cmd = gk20a_fifo_add_syncpt_incr_cmd;
+        gops->fifo.get_syncpt_incr_cmd_size =
+                        gk20a_fifo_get_syncpt_incr_cmd_size;
+#endif
 }