drm/edid: Kerneldoc for newly added edid_corrupt

Also treat it as a proper boolean.

Cc: Todd Previte <tprevite@gmail.com>
Cc: Paulo Zanoni <paulo.r.zanoni@intel.com>
Cc: dri-devel@lists.freedesktop.org
Signed-off-by: Daniel Vetter <daniel.vetter@intel.com>

drivers/gpu/drm/drm_edid.c

@@ -1064,7 +1064,7 @@ bool drm_edid_block_valid(u8 *raw_edid, int block, bool print_bad_edid,
 		int score = drm_edid_header_is_valid(raw_edid);
 		if (score == 8) {
 			if (edid_corrupt)
-				*edid_corrupt = 0;
+				*edid_corrupt = false;
 		} else if (score >= edid_fixup) {
 			/* Displayport Link CTS Core 1.2 rev1.1 test 4.2.2.6
 			 * The corrupt flag needs to be set here otherwise, the
@@ -1072,12 +1072,12 @@ bool drm_edid_block_valid(u8 *raw_edid, int block, bool print_bad_edid,
 			 * checksum is correct and the test fails
 			 */
 			if (edid_corrupt)
-				*edid_corrupt = 1;
+				*edid_corrupt = true;
 			DRM_DEBUG("Fixing EDID header, your hardware may be failing\n");
 			memcpy(raw_edid, edid_header, sizeof(edid_header));
 		} else {
 			if (edid_corrupt)
-				*edid_corrupt = 1;
+				*edid_corrupt = true;
 			goto bad;
 		}
 	}
@@ -1089,7 +1089,7 @@ bool drm_edid_block_valid(u8 *raw_edid, int block, bool print_bad_edid,
 		}
 
 		if (edid_corrupt)
-			*edid_corrupt = 1;
+			*edid_corrupt = true;
 
 		/* allow CEA to slide through, switches mangle this */
 		if (raw_edid[0] != 0x02)

drivers/gpu/drm/i915/intel_dp.c

@@ -4120,7 +4120,7 @@ static uint8_t intel_dp_autotest_edid(struct intel_dp *intel_dp)
 	struct drm_connector *connector = &intel_connector->base;
 
 	if (intel_connector->detect_edid == NULL ||
-	    connector->edid_corrupt == 1 ||
+	    connector->edid_corrupt ||
 	    intel_dp->aux.i2c_defer_count > 6) {
 		/* Check EDID read for NACKs, DEFERs and corruption
 		 * (DP CTS 1.2 Core r1.1)

include/drm/drm_crtc.h

@@ -647,6 +647,7 @@ struct drm_encoder {
  * @audio_latency: audio latency info from ELD, if found
  * @null_edid_counter: track sinks that give us all zeros for the EDID
  * @bad_edid_counter: track sinks that give us an EDID with invalid checksum
+ * @edid_corrupt: indicates whether the last read EDID was corrupt
  * @debugfs_entry: debugfs directory for this connector
  * @state: current atomic state for this connector
  * @has_tile: is this connector connected to a tiled monitor