diff options
| author |   Alex Deucher <alexander.deucher@amd.com> | 2020-01-28 13:19:51 -0500 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2020-02-04 10:37:52 -0500 |
| commit | 4d0a72b66065dd7e274bad6aa450196d42fd8f84 (patch) | |
| tree | 550b34b56199d3b6c4470a7b2803a0169cfada5a /drivers/gpu | |
| parent | drm/amdgpu/display: handle multiple numbers of fclks in dcn_calcs.c (v2) (diff) | |
| download | linux-dev-4d0a72b66065dd7e274bad6aa450196d42fd8f84.tar.xz linux-dev-4d0a72b66065dd7e274bad6aa450196d42fd8f84.zip | |
drm/amdgpu/smu10: fix smu10_get_clock_by_type_with_latency
Only send non-0 clocks to DC for validation. This mirrors
what the windows driver does.
Bug: https://gitlab.freedesktop.org/drm/amd/issues/963
Reviewed-by: Evan Quan <evan.quan@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers/gpu')
| -rw-r--r-- | drivers/gpu/drm/amd/powerplay/hwmgr/smu10_hwmgr.c | 15 |
1 files changed, 9 insertions, 6 deletions
diff --git a/drivers/gpu/drm/amd/powerplay/hwmgr/smu10_hwmgr.c b/drivers/gpu/drm/amd/powerplay/hwmgr/smu10_hwmgr.c index 4e8ab139bb3b..273126cfc37d 100644 --- a/drivers/gpu/drm/amd/powerplay/hwmgr/smu10_hwmgr.c +++ b/drivers/gpu/drm/amd/powerplay/hwmgr/smu10_hwmgr.c @@ -1026,12 +1026,15 @@ static int smu10_get_clock_by_type_with_latency(struct pp_hwmgr *hwmgr, clocks->num_levels = 0; for (i = 0; i < pclk_vol_table->count; i++) { - clocks->data[i].clocks_in_khz = pclk_vol_table->entries[i].clk * 10; - clocks->data[i].latency_in_us = latency_required ? - smu10_get_mem_latency(hwmgr, - pclk_vol_table->entries[i].clk) : - 0; - clocks->num_levels++; + if (pclk_vol_table->entries[i].clk) { + clocks->data[clocks->num_levels].clocks_in_khz = + pclk_vol_table->entries[i].clk * 10; + clocks->data[clocks->num_levels].latency_in_us = latency_required ? + smu10_get_mem_latency(hwmgr, + pclk_vol_table->entries[i].clk) : + 0; + clocks->num_levels++; + } } return 0; |