[PATCH 3.13.y-ckt 100/143] drm/radeon: fix voltage setup on hawaii

From: Kamal Mostafa
Date: Tue Mar 31 2015 - 16:08:49 EST


3.13.11-ckt18 -stable review patch. If anyone has any objections, please let me know.

------------------

From: Alex Deucher <alexander.deucher@xxxxxxx>

commit 09b6e85fc868568e1b2820235a2a851aecbccfcc upstream.

Missing parameter when fetching the real voltage values
from atom. Fixes problems with dynamic clocking on
certain boards.

bug:
https://bugs.freedesktop.org/show_bug.cgi?id=87457

Signed-off-by: Alex Deucher <alexander.deucher@xxxxxxx>
Signed-off-by: Kamal Mostafa <kamal@xxxxxxxxxxxxx>
---
drivers/gpu/drm/radeon/radeon_atombios.c | 1 +
1 file changed, 1 insertion(+)

diff --git a/drivers/gpu/drm/radeon/radeon_atombios.c b/drivers/gpu/drm/radeon/radeon_atombios.c
index 2f7e9b8..87b0d72 100644
--- a/drivers/gpu/drm/radeon/radeon_atombios.c
+++ b/drivers/gpu/drm/radeon/radeon_atombios.c
@@ -3280,6 +3280,7 @@ int radeon_atom_get_voltage_evv(struct radeon_device *rdev,

args.in.ucVoltageType = VOLTAGE_TYPE_VDDC;
args.in.ucVoltageMode = ATOM_GET_VOLTAGE_EVV_VOLTAGE;
+ args.in.usVoltageLevel = cpu_to_le16(virtual_voltage_id);
args.in.ulSCLKFreq =
cpu_to_le32(rdev->pm.dpm.dyn_state.vddc_dependency_on_sclk.entries[entry_id].clk);

--
1.9.1

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