gpu: nvgpu: reorganize PMU FB alloc/free

Moved PMU FB access related code from pmu_gk20a.c to
"drivers/gpu/nvgpu/common/pmu/pmu.c" file
- Prepended with nvgpu_ for global functions & replaced
wherever used.

JIRA NVGPU-56
JIRA NVGPU-94

Change-Id: I42bfd9d216e6b35672a9738f01302d954b32b69e
Signed-off-by: Mahantesh Kumbar <mkumbar@nvidia.com>
Reviewed-on: http://git-master/r/1480551
Reviewed-by: Automatic_Commit_Validation_User
Reviewed-by: svccoveritychecker <svccoveritychecker@nvidia.com>
GVS: Gerrit_Virtual_Submit
Reviewed-by: Vijayakumar Subbu <vsubbu@nvidia.com>

1 files changed, 15 insertions, 0 deletions

diff --git a/drivers/gpu/nvgpu/include/nvgpu/pmu.h b/drivers/gpu/nvgpu/include/nvgpu/pmu.h
index a4d1e0ee..169d8b98 100644
--- a/drivers/gpu/nvgpu/include/nvgpu/pmu.h
+++ b/drivers/gpu/nvgpu/include/nvgpu/pmu.h
@@ -335,6 +335,12 @@ struct nvgpu_pmu {
         struct nvgpu_firmware *fw;
 };
 
+struct pmu_surface {
+        struct nvgpu_mem vidmem_desc;
+        struct nvgpu_mem sysmem_desc;
+        struct flcn_mem_desc_v0 params;
+};
+
 /*PG defines used by nvpgu-pmu*/
 struct pmu_pg_stats_data {
         u32 gating_cnt;
@@ -386,4 +392,13 @@ void nvgpu_pmu_setup_hw_load_zbc(struct gk20a *g);
 int nvgpu_pmu_get_pg_stats(struct gk20a *g, u32 pg_engine_id,
         struct pmu_pg_stats_data *pg_stat_data);
 
+/* NVGPU-PMU MEM alloc */
+void nvgpu_pmu_surface_free(struct gk20a *g, struct nvgpu_mem *mem);
+void nvgpu_pmu_surface_describe(struct gk20a *g, struct nvgpu_mem *mem,
+                struct flcn_mem_desc_v0 *fb);
+int nvgpu_pmu_vidmem_surface_alloc(struct gk20a *g, struct nvgpu_mem *mem,
+                u32 size);
+int nvgpu_pmu_sysmem_surface_alloc(struct gk20a *g, struct nvgpu_mem *mem,
+                u32 size);
+
 #endif /* __NVGPU_PMU_H__ */