drm/i915/hdcp: Fix IS_METEORLAKE usage for HDCP line rekeying

Replace IS_METEORLAKE usage with a more appropriate macro. While
we are at it also add the stepping restrictions for other platforms.

Fixes: 6a3691ca ("drm/i915/hdcp: Disable HDCP Line Rekeying for HDCP2.2 on HDMI")
Signed-off-by: Suraj Kandpal <suraj.kandpal@intel.com>
Reviewed-by: Dnyaneshwar Bhadane <dnyaneshwar.bhadane@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20240527052118.1624216-2-suraj.kandpal@intel.com

drivers/gpu/drm/i915/display/intel_hdcp.c

@@ -42,10 +42,11 @@ intel_hdcp_disable_hdcp_line_rekeying(struct intel_encoder *encoder,
 		return;
 
 	if (DISPLAY_VER(dev_priv) >= 14) {
-		if (IS_METEORLAKE(dev_priv))
+		if (IS_DISPLAY_IP_STEP(dev_priv, IP_VER(14, 0), STEP_D0, STEP_FOREVER))
 			intel_de_rmw(dev_priv, MTL_CHICKEN_TRANS(hdcp->cpu_transcoder),
 				     0, HDCP_LINE_REKEY_DISABLE);
-		else
+		else if (IS_DISPLAY_IP_STEP(dev_priv, IP_VER(14, 1), STEP_B0, STEP_FOREVER) ||
+			 IS_DISPLAY_IP_STEP(dev_priv, IP_VER(20, 0), STEP_B0, STEP_FOREVER))
 			intel_de_rmw(dev_priv, TRANS_DDI_FUNC_CTL(hdcp->cpu_transcoder),
 				     0, TRANS_DDI_HDCP_LINE_REKEY_DISABLE);
 	}