[PATCH v6 11/14] drm/mst: Convert debug printers to debug category printers

[Sean Paul]

From: Sean Paul <seanpaul at chromium.org>

The printers in dp_mst are meant to be gated on DRM_UT_DP, so use the
debug category printer to avoid dumping mst transactions to the wrong
place.

Signed-off-by: Sean Paul <seanpaul at chromium.org>
Link: https://patchwork.freedesktop.org/patch/msgid/20200608210505.48519-12-sean@poorly.run #v5

Changes in v5:
-Added to the set
Changes in v6:
-None
---
 drivers/gpu/drm/drm_dp_mst_topology.c | 9 ++++++---
 1 file changed, 6 insertions(+), 3 deletions(-)

diff --git a/drivers/gpu/drm/drm_dp_mst_topology.c b/drivers/gpu/drm/drm_dp_mst_topology.c
index 67dd72ea200e..127120b60580 100644
--- a/drivers/gpu/drm/drm_dp_mst_topology.c
+++ b/drivers/gpu/drm/drm_dp_mst_topology.c
@@ -1242,7 +1242,8 @@ static int drm_dp_mst_wait_tx_reply(struct drm_dp_mst_branch *mstb,
 	}
 out:
 	if (unlikely(ret == -EIO) && drm_debug_enabled(DRM_UT_DP)) {
-		struct drm_printer p = drm_debug_printer(DBG_PREFIX);
+		struct drm_printer p = drm_debug_category_printer(DRM_UT_DP,
+								  DBG_PREFIX);
 
 		drm_dp_mst_dump_sideband_msg_tx(&p, txmsg);
 	}
@@ -2781,7 +2782,8 @@ static int process_single_tx_qlock(struct drm_dp_mst_topology_mgr *mgr,
 
 	ret = drm_dp_send_sideband_msg(mgr, up, chunk, idx);
 	if (unlikely(ret) && drm_debug_enabled(DRM_UT_DP)) {
-		struct drm_printer p = drm_debug_printer(DBG_PREFIX);
+		struct drm_printer p = drm_debug_category_printer(DRM_UT_DP,
+								  DBG_PREFIX);
 
 		drm_printf(&p, "sideband msg failed to send\n");
 		drm_dp_mst_dump_sideband_msg_tx(&p, txmsg);
@@ -2825,7 +2827,8 @@ static void drm_dp_queue_down_tx(struct drm_dp_mst_topology_mgr *mgr,
 	list_add_tail(&txmsg->next, &mgr->tx_msg_downq);
 
 	if (drm_debug_enabled(DRM_UT_DP)) {
-		struct drm_printer p = drm_debug_printer(DBG_PREFIX);
+		struct drm_printer p = drm_debug_category_printer(DRM_UT_DP,
+								  DBG_PREFIX);
 
 		drm_dp_mst_dump_sideband_msg_tx(&p, txmsg);
 	}
-- 
Sean Paul, Software Engineer, Google / Chromium OS