gpu: nvgpu: falcon bootstrap support

- Added falcon interface/HAL to bootstrap
falcon by taking boot vector as parameter
- Replaced falcon bootstrap code in multiple
files with nvgpu_flcn_bootstrap() method

JIRA NVGPU-102

Change-Id: I4324824c50c6196d8b7ecf981f815ec778da2fd9
Signed-off-by: Mahantesh Kumbar <mkumbar@nvidia.com>
Reviewed-on: https://git-master/r/1513643
Reviewed-by: Automatic_Commit_Validation_User
GVS: Gerrit_Virtual_Submit
Reviewed-by: Vijayakumar Subbu <vsubbu@nvidia.com>

1 files changed, 22 insertions, 1 deletions

diff --git a/drivers/gpu/nvgpu/gk20a/flcn_gk20a.c b/drivers/gpu/nvgpu/gk20a/flcn_gk20a.c
index 158f4d8b..0ef10a56 100644
--- a/drivers/gpu/nvgpu/gk20a/flcn_gk20a.c
+++ b/drivers/gpu/nvgpu/gk20a/flcn_gk20a.c
@@ -324,6 +324,26 @@ static int gk20a_flcn_copy_to_imem(struct nvgpu_falcon *flcn, u32 dst,
         return 0;
 }
 
+static int gk20a_falcon_bootstrap(struct nvgpu_falcon *flcn,
+        u32 boot_vector)
+{
+        struct gk20a *g = flcn->g;
+        u32 base_addr = flcn->flcn_base;
+
+        nvgpu_log_info(g, "boot vec 0x%x", boot_vector);
+
+        gk20a_writel(g, base_addr + falcon_falcon_dmactl_r(),
+                falcon_falcon_dmactl_require_ctx_f(0));
+
+        gk20a_writel(g, base_addr + falcon_falcon_bootvec_r(),
+                falcon_falcon_bootvec_vec_f(boot_vector));
+
+        gk20a_writel(g, base_addr + falcon_falcon_cpuctl_r(),
+                falcon_falcon_cpuctl_startcpu_f(1));
+
+        return 0;
+}
+
 static void gk20a_falcon_engine_dependency_ops(struct nvgpu_falcon *flcn)
 {
         struct nvgpu_falcon_engine_dependency_ops *flcn_eng_dep_ops =
@@ -357,6 +377,7 @@ void gk20a_falcon_ops(struct nvgpu_falcon *flcn)
         flcn_ops->copy_from_dmem = gk20a_flcn_copy_from_dmem;
         flcn_ops->copy_to_dmem = gk20a_flcn_copy_to_dmem;
         flcn_ops->copy_to_imem = gk20a_flcn_copy_to_imem;
+        flcn_ops->bootstrap = gk20a_falcon_bootstrap;
 
         gk20a_falcon_engine_dependency_ops(flcn);
 }
@@ -396,7 +417,7 @@ static void gk20a_falcon_hal_sw_init(struct nvgpu_falcon *flcn)
                 nvgpu_mutex_init(&flcn->copy_lock);
                 gk20a_falcon_ops(flcn);
         } else
-                nvgpu_info(g, "falcon 0x%x not supported on %s",
+                nvgpu_log_info(g, "falcon 0x%x not supported on %s",
                         flcn->flcn_id, g->name);
 }