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From a24d14356784dd8a5743515d393a62c94feb1c82 Mon Sep 17 00:00:00 2001
From: Evan Quan <evan.quan@amd.com>
Date: Mon, 17 Sep 2018 18:41:28 +0800
Subject: [PATCH 0429/2940] drm/amd/powerplay: tell the correct gfx voltage V2
Export the correct gfx voltage by hwmon interface.
V2: update the register naming for consistency
Change-Id: I0390cadb2dc3423ffa4f09625e8abba8c4b5e230
Signed-off-by: Evan Quan <evan.quan@amd.com>
Reviewed-by: Rex Zhu <Rex.Zhu@amd.com>
---
.../amd/include/asic_reg/smuio/smuio_9_0_offset.h | 3 +++
.../amd/include/asic_reg/smuio/smuio_9_0_sh_mask.h | 3 +++
drivers/gpu/drm/amd/powerplay/hwmgr/vega20_hwmgr.c | 12 ++++++++++++
3 files changed, 18 insertions(+)
diff --git a/drivers/gpu/drm/amd/include/asic_reg/smuio/smuio_9_0_offset.h b/drivers/gpu/drm/amd/include/asic_reg/smuio/smuio_9_0_offset.h
index efd2704d0f8f..0d6891095f62 100644
--- a/drivers/gpu/drm/amd/include/asic_reg/smuio/smuio_9_0_offset.h
+++ b/drivers/gpu/drm/amd/include/asic_reg/smuio/smuio_9_0_offset.h
@@ -175,4 +175,7 @@
#define mmSMUSVI0_PLANE0_CURRENTVID_BASE_IDX 0
#define mmSMUSVI0_PLANE0_CURRENTVID 0x0013
+#define mmSMUSVI0_TEL_PLANE0_BASE_IDX 0
+#define mmSMUSVI0_TEL_PLANE0 0x0004
+
#endif
diff --git a/drivers/gpu/drm/amd/include/asic_reg/smuio/smuio_9_0_sh_mask.h b/drivers/gpu/drm/amd/include/asic_reg/smuio/smuio_9_0_sh_mask.h
index 2487ab9621e9..b1d9d8be1119 100644
--- a/drivers/gpu/drm/amd/include/asic_reg/smuio/smuio_9_0_sh_mask.h
+++ b/drivers/gpu/drm/amd/include/asic_reg/smuio/smuio_9_0_sh_mask.h
@@ -258,4 +258,7 @@
#define SMUSVI0_PLANE0_CURRENTVID__CURRENT_SVI0_PLANE0_VID__SHIFT 0x18
#define SMUSVI0_PLANE0_CURRENTVID__CURRENT_SVI0_PLANE0_VID_MASK 0xFF000000L
+#define SMUSVI0_TEL_PLANE0__SVI0_PLANE0_VDDCOR__SHIFT 0x10
+#define SMUSVI0_TEL_PLANE0__SVI0_PLANE0_VDDCOR_MASK 0x01FF0000L
+
#endif
diff --git a/drivers/gpu/drm/amd/powerplay/hwmgr/vega20_hwmgr.c b/drivers/gpu/drm/amd/powerplay/hwmgr/vega20_hwmgr.c
index 292631357427..6ece7d724a5b 100644
--- a/drivers/gpu/drm/amd/powerplay/hwmgr/vega20_hwmgr.c
+++ b/drivers/gpu/drm/amd/powerplay/hwmgr/vega20_hwmgr.c
@@ -46,6 +46,9 @@
#include "ppinterrupt.h"
#include "pp_overdriver.h"
#include "pp_thermal.h"
+#include "soc15_common.h"
+#include "smuio/smuio_9_0_offset.h"
+#include "smuio/smuio_9_0_sh_mask.h"
static void vega20_set_default_registry_data(struct pp_hwmgr *hwmgr)
{
@@ -1915,6 +1918,8 @@ static int vega20_read_sensor(struct pp_hwmgr *hwmgr, int idx,
void *value, int *size)
{
struct vega20_hwmgr *data = (struct vega20_hwmgr *)(hwmgr->backend);
+ struct amdgpu_device *adev = hwmgr->adev;
+ uint32_t val_vid;
int ret = 0;
switch (idx) {
@@ -1949,6 +1954,13 @@ static int vega20_read_sensor(struct pp_hwmgr *hwmgr, int idx,
*size = 16;
ret = vega20_get_gpu_power(hwmgr, (uint32_t *)value);
break;
+ case AMDGPU_PP_SENSOR_VDDGFX:
+ val_vid = (RREG32_SOC15(SMUIO, 0, mmSMUSVI0_TEL_PLANE0) &
+ SMUSVI0_TEL_PLANE0__SVI0_PLANE0_VDDCOR_MASK) >>
+ SMUSVI0_TEL_PLANE0__SVI0_PLANE0_VDDCOR__SHIFT;
+ *((uint32_t *)value) =
+ (uint32_t)convert_to_vddc((uint8_t)val_vid);
+ break;
case AMDGPU_PP_SENSOR_ENABLED_SMC_FEATURES_MASK:
ret = vega20_get_enabled_smc_features(hwmgr, (uint64_t *)value);
if (!ret)
--
2.17.1
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