drm/amd/smu: use AverageGfxclkFrequency* to replace previous GFX Curr Clock

Report current GFX clock also from average clock value as the original
CurrClock data is not valid/accurate any more as per FW team
Signed-off-by: Jane Jian <Jane.Jian@amd.com>
Reviewed-by: Lijo Lazar <lijo.lazar@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

drivers/gpu/drm/amd/pm/swsmu/smu13/smu_v13_0_0_ppt.c

@@ -1734,7 +1734,7 @@ static ssize_t smu_v13_0_0_get_gpu_metrics(struct smu_context *smu,
 	gpu_metrics->average_vclk1_frequency = metrics->AverageVclk1Frequency;
 	gpu_metrics->average_dclk1_frequency = metrics->AverageDclk1Frequency;
 
-	gpu_metrics->current_gfxclk = metrics->CurrClock[PPCLK_GFXCLK];
+	gpu_metrics->current_gfxclk = gpu_metrics->average_gfxclk_frequency;
 	gpu_metrics->current_socclk = metrics->CurrClock[PPCLK_SOCCLK];
 	gpu_metrics->current_uclk = metrics->CurrClock[PPCLK_UCLK];
 	gpu_metrics->current_vclk0 = metrics->CurrClock[PPCLK_VCLK_0];