gpu: nvgpu: Add dGPU clocks support

JIRA DNVGPU-42

Change-Id: Ic2fca9d0cf82f2823654ac5e8f0772a1eec7b3b5
Signed-off-by: Vijayakumar Subbu <vsubbu@nvidia.com>
Signed-off-by: Terje Bergstrom <tbergstrom@nvidia.com>
Reviewed-on: http://git-master/r/1205850
(cherry picked from commit b9f5c6bc4e649162d63e33d65b725872340ca114)
Reviewed-on: http://git-master/r/1227257
GVS: Gerrit_Virtual_Submit

1 files changed, 56 insertions, 0 deletions

diff --git a/drivers/gpu/nvgpu/clk/clk_vin.h b/drivers/gpu/nvgpu/clk/clk_vin.h
new file mode 100644
index 00000000..1ffd7971
--- /dev/null
+++ b/drivers/gpu/nvgpu/clk/clk_vin.h
@@ -0,0 +1,56 @@
+/*
+* Copyright (c) 2016, 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,
+* version 2, as published by the Free Software Foundation.
+*
+* This program is distributed in the hope it will be useful, but WITHOUT
+* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+* FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for
+* more details.
+*/
+
+#ifndef _CLKVIN_H_
+#define _CLKVIN_H_
+
+#include "boardobj/boardobj.h"
+#include "boardobj/boardobjgrp.h"
+#include "clk.h"
+
+struct vin_device;
+struct clk_pmupstate;
+
+struct avfsvinobjs {
+        struct boardobjgrp_e32 super;
+        u8 calibration_rev_vbios;
+        u8 calibration_rev_fused;
+        bool vin_is_disable_allowed;
+};
+typedef u32 vin_device_state_load(struct gk20a *g,
+                        struct clk_pmupstate *clk, struct vin_device *pdev);
+
+struct vin_device {
+        struct boardobj super;
+        u8 id;
+        u8 volt_domain;
+        u8 volt_domain_vbios;
+        u32 slope;
+        u32 intercept;
+        u32 flls_shared_mask;
+
+        vin_device_state_load  *state_load;
+};
+
+/* get vin device object from descriptor table index*/
+#define CLK_GET_VIN_DEVICE(pvinobjs, dev_index)                               \
+        ((struct vin_device *)BOARDOBJGRP_OBJ_GET_BY_IDX(                       \
+        ((struct boardobjgrp *)&(pvinobjs->super.super)), (dev_index)))
+
+boardobj_construct construct_vindevice;
+boardobj_pmudatainit vindeviceinit_pmudata_super;
+
+u32 clk_vin_sw_setup(struct gk20a *g);
+u32 clk_vin_pmu_setup(struct gk20a *g);
+
+#endif