diff options
| author | Rex Zhu <Rex.Zhu@amd.com> | 2017-10-18 17:43:43 +0800 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2017-10-19 15:27:20 -0400 |
| commit | 658b93913e7a8a8d418b6d1208e88ddacc4d245d (patch) | |
| tree | 3db890cc798da1fb44422614f69f38a26a401db5 /drivers/gpu/drm/amd/powerplay | |
| parent | 1ed05ff4797a2935f04fbb4f465cd70a8a017709 (diff) | |
drm/amd/pp: Fix overflow when setup decf/pix/disp dpm table.
Clear the count in the single table setup function to
avoid missing any tables.
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Rex Zhu <Rex.Zhu@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers/gpu/drm/amd/powerplay')
| -rw-r--r-- | drivers/gpu/drm/amd/powerplay/hwmgr/vega10_hwmgr.c | 6 |
1 files changed, 2 insertions, 4 deletions
diff --git a/drivers/gpu/drm/amd/powerplay/hwmgr/vega10_hwmgr.c b/drivers/gpu/drm/amd/powerplay/hwmgr/vega10_hwmgr.c index 500f177254ac..0519338e0e5e 100644 --- a/drivers/gpu/drm/amd/powerplay/hwmgr/vega10_hwmgr.c +++ b/drivers/gpu/drm/amd/powerplay/hwmgr/vega10_hwmgr.c @@ -1161,6 +1161,8 @@ static void vega10_setup_default_single_dpm_table(struct pp_hwmgr *hwmgr, { int i; + dpm_table->count = 0; + for (i = 0; i < dep_table->count; i++) { if (i == 0 || dpm_table->dpm_levels[dpm_table->count - 1].value <= dep_table->entries[i].clk) { @@ -1269,10 +1271,6 @@ static int vega10_setup_default_dpm_tables(struct pp_hwmgr *hwmgr) return -EINVAL); /* Initialize Sclk DPM table based on allow Sclk values */ - data->dpm_table.soc_table.count = 0; - data->dpm_table.gfx_table.count = 0; - data->dpm_table.dcef_table.count = 0; - dpm_table = &(data->dpm_table.soc_table); vega10_setup_default_single_dpm_table(hwmgr, dpm_table, |