Commit 65676d06 authored by Alex Deucher's avatar Alex Deucher

drm/radeon/dpm: let atom control display phy powergating

Signed-off-by: default avatarAlex Deucher <alexander.deucher@amd.com>
parent d70229f7
......@@ -813,6 +813,12 @@ static void sumo_program_bootup_state(struct radeon_device *rdev)
void sumo_take_smu_control(struct radeon_device *rdev, bool enable)
{
/* This bit selects who handles display phy powergating.
* Clear the bit to let atom handle it.
* Set it to let the driver handle it.
* For now we just let atom handle it.
*/
#if 0
u32 v = RREG32(DOUT_SCRATCH3);
if (enable)
......@@ -821,6 +827,7 @@ void sumo_take_smu_control(struct radeon_device *rdev, bool enable)
v &= 0xFFFFFFFB;
WREG32(DOUT_SCRATCH3, v);
#endif
}
static void sumo_enable_sclk_ds(struct radeon_device *rdev, bool enable)
......
Markdown is supported
0%
or
You are about to add 0 people to the discussion. Proceed with caution.
Finish editing this message first!
Please register or to comment