gpu: nvgpu: Add bus HAL

Add bus HAL and move all bus related hardware sequencing to that file:
BAR1 binding, timer access, and interrupt handling.

Change-Id: Ibc5f5797dc338de10749b446a7bdbcae600fecb4
Signed-off-by: Terje Bergstrom <tbergstrom@nvidia.com>
Reviewed-on: http://git-master/r/1323353
Reviewed-by: mobile promotions <svcmobile_promotions@nvidia.com>
Tested-by: mobile promotions <svcmobile_promotions@nvidia.com>

1 files changed, 2 insertions, 1 deletions

diff --git a/drivers/gpu/nvgpu/gm20b/hal_gm20b.c b/drivers/gpu/nvgpu/gm20b/hal_gm20b.c
index ad041f67..684f5731 100644
--- a/drivers/gpu/nvgpu/gm20b/hal_gm20b.c
+++ b/drivers/gpu/nvgpu/gm20b/hal_gm20b.c
@@ -18,6 +18,7 @@
 #include "gk20a/gk20a.h"
 #include "gk20a/dbg_gpu_gk20a.h"
 #include "gk20a/css_gr_gk20a.h"
+#include "gk20a/bus_gk20a.h"
 
 #include "ltc_gm20b.h"
 #include "ce2_gm20b.h"
@@ -215,6 +216,7 @@ int gm20b_init_hal(struct gk20a *g)
                 }
         }
 #endif
+        gk20a_init_bus(gops);
         gm20b_init_mc(gops);
         gm20b_init_ltc(gops);
         gm20b_init_gr(gops);
@@ -238,7 +240,6 @@ int gm20b_init_hal(struct gk20a *g)
         gops->name = "gm20b";
         gops->chip_init_gpu_characteristics = gk20a_init_gpu_characteristics;
         gops->get_litter_value = gm20b_get_litter_value;
-        gops->read_ptimer = gk20a_read_ptimer;
 
         c->twod_class = FERMI_TWOD_A;
         c->threed_class = MAXWELL_B;