drm/i915/psr: Print Panel Replay status instead of frame lock status

Currently Panel Replay status printout is printing frame lock status. It
should print Panel Replay status instead. Panel Replay status register
field follows PSR status register field. Use existing PSR code for that.

Fixes: ef75c25e ("drm/i915/panelreplay: Debugfs support for panel replay")
Signed-off-by: Jouni Högander <jouni.hogander@intel.com>
Reviewed-by: Animesh Manna <animesh.manna@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20240607134917.1327574-10-jouni.hogander@intel.com

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

@@ -3580,16 +3580,9 @@ static int i915_psr_sink_status_show(struct seq_file *m, void *data)
 		"reserved",
 		"sink internal error",
 	};
-	static const char * const panel_replay_status[] = {
-		"Sink device frame is locked to the Source device",
-		"Sink device is coasting, using the VTotal target",
-		"Sink device is governing the frame rate (frame rate unlock is granted)",
-		"Sink device in the process of re-locking with the Source device",
-	};
 	const char *str;
 	int ret;
 	u8 status, error_status;
-	u32 idx;
 
 	if (!(CAN_PSR(intel_dp) || CAN_PANEL_REPLAY(intel_dp))) {
 		seq_puts(m, "PSR/Panel-Replay Unsupported\n");
@@ -3603,16 +3596,11 @@ static int i915_psr_sink_status_show(struct seq_file *m, void *data)
 	if (ret)
 		return ret;
 
-	str = "unknown";
-	if (intel_dp->psr.panel_replay_enabled) {
-		idx = (status & DP_SINK_FRAME_LOCKED_MASK) >> DP_SINK_FRAME_LOCKED_SHIFT;
-		if (idx < ARRAY_SIZE(panel_replay_status))
-			str = panel_replay_status[idx];
-	} else if (intel_dp->psr.enabled) {
-		idx = status & DP_PSR_SINK_STATE_MASK;
-		if (idx < ARRAY_SIZE(sink_status))
-			str = sink_status[idx];
-	}
+	status &= DP_PSR_SINK_STATE_MASK;
+	if (status < ARRAY_SIZE(sink_status))
+		str = sink_status[status];
+	else
+		str = "unknown";
 
 	seq_printf(m, "Sink %s status: 0x%x [%s]\n", psr_mode_str(intel_dp), status, str);