diff options
| author | Alex Deucher | 2017-06-30 15:58:34 +0200 |
|---|---|---|
| committer | Alex Deucher | 2017-06-30 17:28:35 +0200 |
| commit | 73cc90798ff765341a1d9c2cfe18153ab231c9bb (patch) | |
| tree | ea6f85b5c4a3d2448922635e26f23cbfe3e7ccd1 | |
| parent | drm/amdgpu: fix vblank_time when displays are off (diff) | |
| download | kernel-qcow2-linux-73cc90798ff765341a1d9c2cfe18153ab231c9bb.tar.gz kernel-qcow2-linux-73cc90798ff765341a1d9c2cfe18153ab231c9bb.tar.xz kernel-qcow2-linux-73cc90798ff765341a1d9c2cfe18153ab231c9bb.zip | |
drm/amdgpu/cgs: always set reference clock in mode_info
It's relevent regardless of whether there are displays
enabled. Fixes garbage values for ref clock in powerplay
leading to incorrect fan speed reporting when displays
are disabled.
bug: https://bugs.freedesktop.org/show_bug.cgi?id=101653
Acked-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Cc: stable@vger.kernel.org
| -rw-r--r-- | drivers/gpu/drm/amd/amdgpu/amdgpu_cgs.c | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_cgs.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_cgs.c index 8b8eda7d1703..c0a806280257 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_cgs.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_cgs.c @@ -838,9 +838,12 @@ static int amdgpu_cgs_get_active_displays_info(struct cgs_device *cgs_device, return -EINVAL; mode_info = info->mode_info; - if (mode_info) + if (mode_info) { /* if the displays are off, vblank time is max */ mode_info->vblank_time_us = 0xffffffff; + /* always set the reference clock */ + mode_info->ref_clock = adev->clock.spll.reference_freq; + } if (adev->mode_info.num_crtc && adev->mode_info.mode_config_initialized) { list_for_each_entry(crtc, |