diff options
| author | Alex Deucher <alexander.deucher@amd.com> | 2014-07-31 18:07:17 -0400 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2014-08-05 08:53:47 -0400 |
| commit | 6b57f20cb5b708415fbab63847f8f8429b051af8 (patch) | |
| tree | 9403ce7ea142d1d6d1cdf72d06fa60a9ad580b26 /drivers/gpu/drm/radeon/ci_dpm.c | |
| parent | e9f274b2a1bd4ecc569b823b1e7942e9bf92593e (diff) | |
drm/radeon/dpm: handle voltage info fetching on hawaii
Some hawaii cards use a different method to fetch the
voltage info from the vbios.
bug:
https://bugs.freedesktop.org/show_bug.cgi?id=74250
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Cc: stable@vger.kernel.org
Diffstat (limited to 'drivers/gpu/drm/radeon/ci_dpm.c')
| -rw-r--r-- | drivers/gpu/drm/radeon/ci_dpm.c | 13 |
1 files changed, 12 insertions, 1 deletions
diff --git a/drivers/gpu/drm/radeon/ci_dpm.c b/drivers/gpu/drm/radeon/ci_dpm.c index 584090ac3eb9..022561e28707 100644 --- a/drivers/gpu/drm/radeon/ci_dpm.c +++ b/drivers/gpu/drm/radeon/ci_dpm.c @@ -940,7 +940,18 @@ static void ci_get_leakage_voltages(struct radeon_device *rdev) pi->vddc_leakage.count = 0; pi->vddci_leakage.count = 0; - if (radeon_atom_get_leakage_id_from_vbios(rdev, &leakage_id) == 0) { + if (rdev->pm.dpm.platform_caps & ATOM_PP_PLATFORM_CAP_EVV) { + for (i = 0; i < CISLANDS_MAX_LEAKAGE_COUNT; i++) { + virtual_voltage_id = ATOM_VIRTUAL_VOLTAGE_ID0 + i; + if (radeon_atom_get_voltage_evv(rdev, virtual_voltage_id, &vddc) != 0) + continue; + if (vddc != 0 && vddc != virtual_voltage_id) { + pi->vddc_leakage.actual_voltage[pi->vddc_leakage.count] = vddc; + pi->vddc_leakage.leakage_id[pi->vddc_leakage.count] = virtual_voltage_id; + pi->vddc_leakage.count++; + } + } + } else if (radeon_atom_get_leakage_id_from_vbios(rdev, &leakage_id) == 0) { for (i = 0; i < CISLANDS_MAX_LEAKAGE_COUNT; i++) { virtual_voltage_id = ATOM_VIRTUAL_VOLTAGE_ID0 + i; if (radeon_atom_get_leakage_vddc_based_on_leakage_params(rdev, &vddc, &vddci, |