[PATCH 2/2] drm/radeon/kms: add trivial debugging for voltage

[Rafał Miłecki]

Signed-off-by: Rafał Miłecki <zajec5 at gmail.com>
---
 drivers/gpu/drm/radeon/evergreen.c |    1 +
 drivers/gpu/drm/radeon/r600.c      |    1 +
 drivers/gpu/drm/radeon/radeon_pm.c |    2 ++
 drivers/gpu/drm/radeon/rv770.c     |    1 +
 4 files changed, 5 insertions(+), 0 deletions(-)

diff --git a/drivers/gpu/drm/radeon/evergreen.c b/drivers/gpu/drm/radeon/evergreen.c
index c444808..ff21c97 100644
--- a/drivers/gpu/drm/radeon/evergreen.c
+++ b/drivers/gpu/drm/radeon/evergreen.c
@@ -50,6 +50,7 @@ void evergreen_pm_misc(struct radeon_device *rdev)
 		if ((voltage->type == VOLTAGE_SW) && voltage->voltage) {
 			radeon_atom_set_voltage(rdev, voltage->voltage);
 			rdev->pm.current_vddc = voltage->voltage;
+			DRM_DEBUG("Setting: v: %d\n", voltage->voltage);
 		}
 	}
 }
diff --git a/drivers/gpu/drm/radeon/r600.c b/drivers/gpu/drm/radeon/r600.c
index e49bebe..1bcf22c 100644
--- a/drivers/gpu/drm/radeon/r600.c
+++ b/drivers/gpu/drm/radeon/r600.c
@@ -484,6 +484,7 @@ void r600_pm_misc(struct radeon_device *rdev)
 		if ((voltage->type == VOLTAGE_SW) && voltage->voltage) {
 			radeon_atom_set_voltage(rdev, voltage->voltage);
 			rdev->pm.current_vddc = voltage->voltage;
+			DRM_DEBUG("Setting: v: %d\n", voltage->voltage);
 		}
 	}
 }
diff --git a/drivers/gpu/drm/radeon/radeon_pm.c b/drivers/gpu/drm/radeon/radeon_pm.c
index a046fe7..31da562 100644
--- a/drivers/gpu/drm/radeon/radeon_pm.c
+++ b/drivers/gpu/drm/radeon/radeon_pm.c
@@ -707,6 +707,8 @@ static int radeon_debugfs_pm_info(struct seq_file *m, void *data)
 	seq_printf(m, "default memory clock: %u0 kHz\n", rdev->clock.default_mclk);
 	if (rdev->asic->get_memory_clock)
 		seq_printf(m, "current memory clock: %u0 kHz\n", radeon_get_memory_clock(rdev));
+	if (rdev->pm.current_vddc)
+		seq_printf(m, "voltage: %u mV\n", rdev->pm.current_vddc);
 	if (rdev->asic->get_pcie_lanes)
 		seq_printf(m, "PCIE lanes: %d\n", radeon_get_pcie_lanes(rdev));
 
diff --git a/drivers/gpu/drm/radeon/rv770.c b/drivers/gpu/drm/radeon/rv770.c
index f310fa8..fd9bf4e 100644
--- a/drivers/gpu/drm/radeon/rv770.c
+++ b/drivers/gpu/drm/radeon/rv770.c
@@ -53,6 +53,7 @@ void rv770_pm_misc(struct radeon_device *rdev)
 		if ((voltage->type == VOLTAGE_SW) && voltage->voltage) {
 			radeon_atom_set_voltage(rdev, voltage->voltage);
 			rdev->pm.current_vddc = voltage->voltage;
+			DRM_DEBUG("Setting: v: %d\n", voltage->voltage);
 		}
 	}
 }
-- 
1.6.4.2