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drm/amd/pp: Fix overflow when setup decf/pix/disp dpm table.

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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>
This commit is contained in:
Rex Zhu 2017-10-18 17:43:43 +08:00 committed by Alex Deucher
parent 1ed05ff479
commit 658b93913e
1 changed files with 2 additions and 4 deletions
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6
drivers/gpu/drm/amd/powerplay/hwmgr/vega10_hwmgr.c
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@ -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,