From 7f09cc51f85710f57f2c13e5dfd560b9744b2b70 Mon Sep 17 00:00:00 2001 From: Rex Zhu Date: Wed, 18 Oct 2017 17:43:43 +0800 Subject: [PATCH 1067/4131] drm/amd/pp: Fix overflow when setup decf/pix/disp dpm table. fix SWDEV-135556. Change-Id: I8e2b856b75e532cd7364bd8f7bf60c04e891a4bf Reviewed-by: Alex Deucher Signed-off-by: Rex Zhu --- drivers/gpu/drm/amd/powerplay/hwmgr/vega10_hwmgr.c | 6 ++---- 1 file 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 f9e4b12..2642e02 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, -- 2.7.4