u32 overhead = 1000000;
int symbol_cycles;
+ if (lane_count == 0 || hactive == 0 || bpp_x16 == 0) {
+ DRM_DEBUG_KMS("Invalid BW overhead params: lane_count %d, hactive %d, bpp_x16 %d.%04d\n",
+ lane_count, hactive,
+ bpp_x16 >> 4, (bpp_x16 & 0xf) * 625);
+ return 0;
+ }
+
/*
* DP Standard v2.1 2.6.4.1
* SSC downspread and ref clock variation margin: