Signed-off-by: Alex Deucher <alexdeucher@xxxxxxxxx>
---
drivers/gpu/drm/radeon/evergreen.c | 8 ++++++++
drivers/gpu/drm/radeon/evergreend.h | 4 +++-
drivers/gpu/drm/radeon/radeon.h | 2 ++
drivers/gpu/drm/radeon/radeon_pm.c | 4 ++++
4 files changed, 17 insertions(+), 1 deletions(-)
diff --git a/drivers/gpu/drm/radeon/evergreen.c b/drivers/gpu/drm/radeon/evergreen.c
index 7f859ff..075d6c1 100644
--- a/drivers/gpu/drm/radeon/evergreen.c
+++ b/drivers/gpu/drm/radeon/evergreen.c
@@ -57,6 +57,14 @@ u32 evergreen_get_temp(struct radeon_device *rdev)
return actual_temp * 1000;
}
+u32 sumo_get_temp(struct radeon_device *rdev)
+{
+ u32 temp = RREG32(CG_THERMAL_STATUS) & 0xff;
+ u32 actual_temp = (temp >> 1) & 0xff;
+
+ return actual_temp * 1000;
+}
+
void evergreen_pm_misc(struct radeon_device *rdev)
{
int req_ps_idx = rdev->pm.requested_power_state_index;
diff --git a/drivers/gpu/drm/radeon/evergreend.h b/drivers/gpu/drm/radeon/evergreend.h
index 9644b1c..87fcaba 100644
--- a/drivers/gpu/drm/radeon/evergreend.h
+++ b/drivers/gpu/drm/radeon/evergreend.h
@@ -164,11 +164,13 @@
#define SE_SC_BUSY (1 << 29)
#define SE_DB_BUSY (1 << 30)
#define SE_CB_BUSY (1 << 31)
-
+/* evergreen */
#define CG_MULT_THERMAL_STATUS 0x740
#define ASIC_T(x) ((x) << 16)
#define ASIC_T_MASK 0x7FF0000
#define ASIC_T_SHIFT 16
+/* APU */
+#define CG_THERMAL_STATUS 0x678
#define HDP_HOST_PATH_CNTL 0x2C00
#define HDP_NONSURFACE_BASE 0x2C04
diff --git a/drivers/gpu/drm/radeon/radeon.h b/drivers/gpu/drm/radeon/radeon.h
index bf3a4fc..0507ee7 100644
--- a/drivers/gpu/drm/radeon/radeon.h
+++ b/drivers/gpu/drm/radeon/radeon.h
@@ -180,6 +180,7 @@ void rs690_pm_info(struct radeon_device *rdev);
extern u32 rv6xx_get_temp(struct radeon_device *rdev);
extern u32 rv770_get_temp(struct radeon_device *rdev);
extern u32 evergreen_get_temp(struct radeon_device *rdev);
+extern u32 sumo_get_temp(struct radeon_device *rdev);
/*
* Fences.
@@ -687,6 +688,7 @@ enum radeon_int_thermal_type {
THERMAL_TYPE_RV6XX,
THERMAL_TYPE_RV770,
THERMAL_TYPE_EVERGREEN,
+ THERMAL_TYPE_SUMO,
};
struct radeon_voltage {
diff --git a/drivers/gpu/drm/radeon/radeon_pm.c b/drivers/gpu/drm/radeon/radeon_pm.c
index 8c9b2ef..ac4efb0 100644
--- a/drivers/gpu/drm/radeon/radeon_pm.c
+++ b/drivers/gpu/drm/radeon/radeon_pm.c
@@ -449,6 +449,9 @@ static ssize_t radeon_hwmon_show_temp(struct device *dev,
case THERMAL_TYPE_EVERGREEN:
temp = evergreen_get_temp(rdev);
break;
+ case THERMAL_TYPE_SUMO:
+ temp = sumo_get_temp(rdev);
+ break;
default:
temp = 0;
break;
@@ -487,6 +490,7 @@ static int radeon_hwmon_init(struct radeon_device *rdev)
case THERMAL_TYPE_RV6XX:
case THERMAL_TYPE_RV770:
case THERMAL_TYPE_EVERGREEN:
+ case THERMAL_TYPE_SUMO:
rdev->pm.int_hwmon_dev = hwmon_device_register(rdev->dev);
if (IS_ERR(rdev->pm.int_hwmon_dev)) {
err = PTR_ERR(rdev->pm.int_hwmon_dev);
--
1.7.1.1
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