gpu: nvgpu: reorganize PMU perfmon

-Moved perfmon code from pmu_gk20a.c to
"drivers/gpu/nvgpu/common/pmu/pmu_perfmon.c" file

-Moved below related methods
    perfmon init,
    start/stop sampling,
    load counter read/write/reset,
    perfmon event handler

- prepend with nvgpu_ for perfmon global methods
by replacing gk20a_

JURA NVGPU-56
JURA NVGPU-98

Change-Id: Idbcdf63ebd76da170e609cc401b320a42110cd7b
Signed-off-by: Mahantesh Kumbar <mkumbar@nvidia.com>
Reviewed-on: http://git-master/r/1501418
Reviewed-by: mobile promotions <svcmobile_promotions@nvidia.com>
Tested-by: mobile promotions <svcmobile_promotions@nvidia.com>

2 files changed, 2 insertions, 2 deletions

diff --git a/drivers/gpu/nvgpu/tegra/linux/platform_gk20a_tegra.c b/drivers/gpu/nvgpu/tegra/linux/platform_gk20a_tegra.c
index 3d5ea698..c4216ffc 100644
--- a/drivers/gpu/nvgpu/tegra/linux/platform_gk20a_tegra.c
+++ b/drivers/gpu/nvgpu/tegra/linux/platform_gk20a_tegra.c
@@ -299,7 +299,7 @@ static void gk20a_tegra_prescale(struct device *dev)
         struct gk20a *g = get_gk20a(dev);
         u32 avg = 0;
 
-        gk20a_pmu_load_norm(g, &avg);
+        nvgpu_pmu_load_norm(g, &avg);
         tegra_edp_notify_gpu_load(avg, clk_get_rate(g->clk.tegra_clk));
 }
 
diff --git a/drivers/gpu/nvgpu/tegra/linux/platform_gp10b_tegra.c b/drivers/gpu/nvgpu/tegra/linux/platform_gp10b_tegra.c
index 235473d3..5980c592 100644
--- a/drivers/gpu/nvgpu/tegra/linux/platform_gp10b_tegra.c
+++ b/drivers/gpu/nvgpu/tegra/linux/platform_gp10b_tegra.c
@@ -280,7 +280,7 @@ static void gp10b_tegra_prescale(struct device *dev)
 
         gk20a_dbg_fn("");
 
-        gk20a_pmu_load_norm(g, &avg);
+        nvgpu_pmu_load_norm(g, &avg);
 
         gk20a_dbg_fn("done");
 }