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authorAlex Deucher <alexander.deucher@amd.com>2015-01-07 15:29:06 -0500
committerAlex Deucher <alexander.deucher@amd.com>2015-01-22 10:38:48 -0500
commit5e8150a6876a2a7784b0029506c90ab3d26c9a41 (patch)
tree03b9c24649575743747ef0502dedfef7e05ff92f /drivers/gpu/drm/radeon/radeon_asic.h
parent36689e57502bd4de86abe5e55fff60b974416a52 (diff)
downloadlinux-5e8150a6876a2a7784b0029506c90ab3d26c9a41.tar.bz2
drm/radeon: bind fan control on SI cards to hwmon interface
This adds a possibility to control fan on SI parts via exported hwmon variables. Note that automatic ucode fan management pauses if you choose to enable manual fan control. Use with caution! Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers/gpu/drm/radeon/radeon_asic.h')
-rw-r--r--drivers/gpu/drm/radeon/radeon_asic.h6
1 files changed, 6 insertions, 0 deletions
diff --git a/drivers/gpu/drm/radeon/radeon_asic.h b/drivers/gpu/drm/radeon/radeon_asic.h
index f918a8b0f45b..5142bc97f6b6 100644
--- a/drivers/gpu/drm/radeon/radeon_asic.h
+++ b/drivers/gpu/drm/radeon/radeon_asic.h
@@ -744,6 +744,12 @@ void si_dpm_debugfs_print_current_performance_level(struct radeon_device *rdev,
struct seq_file *m);
int si_dpm_force_performance_level(struct radeon_device *rdev,
enum radeon_dpm_forced_level level);
+int si_fan_ctrl_get_fan_speed_percent(struct radeon_device *rdev,
+ u32 *speed);
+int si_fan_ctrl_set_fan_speed_percent(struct radeon_device *rdev,
+ u32 speed);
+u32 si_fan_ctrl_get_mode(struct radeon_device *rdev);
+void si_fan_ctrl_set_mode(struct radeon_device *rdev, u32 mode);
/* DCE8 - CIK */
void dce8_bandwidth_update(struct radeon_device *rdev);