drm/i915/display/debugfs: Fix duplicate checks in i915_drrs_status

Remove duplicate checks for debugfs entry "DRRS capable:".

Fixes: 20af108 ("drm/i915/display/debugfs: New entry "DRRS capable" to i915_drrs_status")
Cc: Jani Nikula <[email protected]>
Cc: Ankit Nautiyal <[email protected]>
Cc: Mitul Golani <[email protected]>
Signed-off-by: Bhanuprakash Modem <[email protected]>
Reviewed-by: Jani Nikula <[email protected]>
Link: https://patchwork.freedesktop.org/patch/msgid/[email protected]
Signed-off-by: Jani Nikula <[email protected]>
(cherry picked from commit 3d81fce)
Signed-off-by: Rodrigo Vivi <[email protected]>

Author: bmodem

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

@@ -321,9 +321,8 @@ static int intel_drrs_debugfs_status_show(struct seq_file *m, void *unused)
 	mutex_lock(&crtc->drrs.mutex);
 
 	seq_printf(m, "DRRS capable: %s\n",
-		   str_yes_no(crtc_state->has_drrs ||
-			      HAS_DOUBLE_BUFFERED_M_N(i915) ||
-			      intel_cpu_transcoder_has_m2_n2(i915, crtc_state->cpu_transcoder)));
+		   str_yes_no(intel_cpu_transcoder_has_drrs(i915,
+							    crtc_state->cpu_transcoder)));
 
 	seq_printf(m, "DRRS enabled: %s\n",
 		   str_yes_no(crtc_state->has_drrs));