diff options
author | Alex Deucher <alexander.deucher@amd.com> | 2017-06-30 09:58:34 -0400 |
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committer | Alex Deucher <alexander.deucher@amd.com> | 2017-06-30 11:28:35 -0400 |
commit | 73cc90798ff765341a1d9c2cfe18153ab231c9bb (patch) | |
tree | ea6f85b5c4a3d2448922635e26f23cbfe3e7ccd1 /drivers/gpu | |
parent | beb3777682d5c296cc15a2a424f5a7a98476def0 (diff) | |
download | op-kernel-dev-73cc90798ff765341a1d9c2cfe18153ab231c9bb.zip op-kernel-dev-73cc90798ff765341a1d9c2cfe18153ab231c9bb.tar.gz |
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
Diffstat (limited to 'drivers/gpu')
-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 8b8eda7..c0a8062 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, |