gpu: nvgpu: use nvgpu_flcn_* interfaces

- set nvgpu_flcn_reset() to point to gk20a_pmu_reset()
- set PMU interrupt using nvgpu_flcn_enable_irq()
- replace pmu_idle with nvgpu_flcn_wait_idle()

JIRA NVGPU-57

Change-Id: I50d0310ae78ad266da3c1e662f1598d61ff7abb6
Signed-off-by: Mahantesh Kumbar <mkumbar@nvidia.com>
Reviewed-on: http://git-master/r/1469478
Reviewed-by: mobile promotions <svcmobile_promotions@nvidia.com>
Tested-by: mobile promotions <svcmobile_promotions@nvidia.com>

1 files changed, 21 insertions, 0 deletions

diff --git a/drivers/gpu/nvgpu/gk20a/flcn_gk20a.c b/drivers/gpu/nvgpu/gk20a/flcn_gk20a.c
index 9568b979..0b140802 100644
--- a/drivers/gpu/nvgpu/gk20a/flcn_gk20a.c
+++ b/drivers/gpu/nvgpu/gk20a/flcn_gk20a.c
@@ -107,6 +107,25 @@ static bool gk20a_is_falcon_scrubbing_done(struct nvgpu_falcon *flcn)
         return status;
 }
 
+static void gk20a_falcon_engine_dependency_ops(struct nvgpu_falcon *flcn)
+{
+        struct nvgpu_falcon_engine_dependency_ops *flcn_eng_dep_ops =
+                        &flcn->flcn_engine_dep_ops;
+
+        switch (flcn->flcn_id) {
+        case FALCON_ID_PMU:
+                flcn_eng_dep_ops->reset_eng = gk20a_pmu_reset;
+                break;
+        default:
+                /* NULL assignment make sure
+                 * CPU hard reset in gk20a_flcn_reset() gets execute
+                 * if falcon doesn't need specific reset implementation
+                 */
+                flcn_eng_dep_ops->reset_eng = NULL;
+                break;
+        }
+}
+
 static void gk20a_falcon_ops(struct nvgpu_falcon *flcn)
 {
         struct nvgpu_falcon_ops *flcn_ops = &flcn->flcn_ops;
@@ -116,6 +135,8 @@ static void gk20a_falcon_ops(struct nvgpu_falcon *flcn)
         flcn_ops->is_falcon_cpu_halted =  gk20a_is_falcon_cpu_halted;
         flcn_ops->is_falcon_idle =  gk20a_is_falcon_idle;
         flcn_ops->is_falcon_scrubbing_done =  gk20a_is_falcon_scrubbing_done;
+
+        gk20a_falcon_engine_dependency_ops(flcn);
 }
 
 static void gk20a_falcon_hal_sw_init(struct nvgpu_falcon *flcn)