[PATCH 3.16.y-ckt 114/183] drm/radeon: fix voltage setup on hawaii
From: Luis Henriques
Date: Fri Mar 06 2015 - 05:29:15 EST
3.16.7-ckt8 -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: Luis Henriques <luis.henriques@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 be6705eeb649..1db2be827ea2 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);
--
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