gpu: nvgpu: remove Tegra power calls from generic platform

Remove Tegra specific powergate and power-domain calls
from generic platform file

Change-Id: I86e263193e01150cbcf7ae50fd0c86f0b8b59b14
Signed-off-by: Deepak Nibade <dnibade@nvidia.com>
Reviewed-on: http://git-master/r/778682
Reviewed-by: Terje Bergstrom <tbergstrom@nvidia.com>
Reviewed-by: Sachin Nikam <snikam@nvidia.com>

1 files changed, 2 insertions, 53 deletions

diff --git a/drivers/gpu/nvgpu/gk20a/platform_gk20a_generic.c b/drivers/gpu/nvgpu/gk20a/platform_gk20a_generic.c
index 78132320..74e59527 100644
--- a/drivers/gpu/nvgpu/gk20a/platform_gk20a_generic.c
+++ b/drivers/gpu/nvgpu/gk20a/platform_gk20a_generic.c
@@ -1,9 +1,9 @@
 /*
- * drivers/video/tegra/host/gk20a/platform_gk20a_generic.c
+ * drivers/gpu/nvgpu/gk20a/platform_gk20a_generic.c
  *
  * GK20A Generic Platform Interface
  *
- * Copyright (c) 2014, NVIDIA CORPORATION.  All rights reserved.
+ * Copyright (c) 2014-2015, NVIDIA CORPORATION.  All rights reserved.
  *
  * This program is free software; you can redistribute it and/or modify it
  * under the terms and conditions of the GNU General Public License,
@@ -18,8 +18,6 @@
  * along with this program.  If not, see <http://www.gnu.org/licenses/>.
  */
 
-#include <linux/tegra-powergate.h>
-#include <linux/tegra_pm_domains.h>
 #include <linux/clk.h>
 
 #include "platform_gk20a.h"
@@ -27,42 +25,6 @@
 #include "gk20a.h"
 
 /*
- * gk20a_generic_is_railgated()
- *
- * Check status of gk20a power rail
- */
-
-static bool gk20a_generic_is_railgated(struct platform_device *pdev)
-{
-        return !tegra_powergate_is_powered(TEGRA_POWERGATE_GPU);
-}
-
-/*
- * gk20a_generic_railgate()
- *
- * Gate (disable) gk20a power rail
- */
-
-static int gk20a_generic_railgate(struct platform_device *pdev)
-{
-        if (tegra_powergate_is_powered(TEGRA_POWERGATE_GPU))
-                tegra_powergate_partition(TEGRA_POWERGATE_GPU);
-        return 0;
-}
-
-/*
- * gk20a_generic_unrailgate()
- *
- * Ungate (enable) gk20a power rail
- */
-
-static int gk20a_generic_unrailgate(struct platform_device *pdev)
-{
-        tegra_unpowergate_partition(TEGRA_POWERGATE_GPU);
-        return 0;
-}
-
-/*
  * gk20a_generic_get_clocks()
  *
  * This function finds clocks in tegra platform and populates
@@ -112,28 +74,15 @@ static int gk20a_generic_probe(struct platform_device *dev)
 
 static int gk20a_generic_late_probe(struct platform_device *dev)
 {
-        struct generic_pm_domain *gpd = dev_to_genpd(&dev->dev);
-
-        /* Make gk20a power domain a subdomain of host1x */
-        tegra_pd_add_sd(gpd);
-
         return 0;
 }
 
 static int gk20a_generic_remove(struct platform_device *dev)
 {
-        struct generic_pm_domain *gpd = dev_to_genpd(&dev->dev);
-
-        tegra_pd_remove_sd(gpd);
-
         return 0;
 }
 
 struct gk20a_platform gk20a_generic_platform = {
-        .railgate = gk20a_generic_railgate,
-        .unrailgate = gk20a_generic_unrailgate,
-        .is_railgated = gk20a_generic_is_railgated,
-
         .probe = gk20a_generic_probe,
         .late_probe = gk20a_generic_late_probe,
         .remove = gk20a_generic_remove,