[PATCH 5/5] drm/komeda: add rate limiting disable to err_verbosity

From: Mihail Atanassov
Date: Mon Oct 21 2019 - 12:48:00 EST


It's possible to get multiple events in a single frame/flip, so add an
option to print them all.

Signed-off-by: Mihail Atanassov <mihail.atanassov@xxxxxxx>
---
drivers/gpu/drm/arm/display/komeda/komeda_dev.h | 2 ++
drivers/gpu/drm/arm/display/komeda/komeda_event.c | 3 ++-
2 files changed, 4 insertions(+), 1 deletion(-)

diff --git a/drivers/gpu/drm/arm/display/komeda/komeda_dev.h b/drivers/gpu/drm/arm/display/komeda/komeda_dev.h
index d9fc9c48859a..15f52e304c08 100644
--- a/drivers/gpu/drm/arm/display/komeda/komeda_dev.h
+++ b/drivers/gpu/drm/arm/display/komeda/komeda_dev.h
@@ -224,6 +224,8 @@ struct komeda_dev {
#define KOMEDA_DEV_PRINT_INFO_EVENTS BIT(2)
/* Dump DRM state on an error or warning event. */
#define KOMEDA_DEV_PRINT_DUMP_STATE_ON_EVENT BIT(8)
+ /* Disable rate limiting of event prints (normally one per commit) */
+#define KOMEDA_DEV_PRINT_DISABLE_RATELIMIT BIT(12)
};

static inline bool
diff --git a/drivers/gpu/drm/arm/display/komeda/komeda_event.c b/drivers/gpu/drm/arm/display/komeda/komeda_event.c
index bf88463bb4d9..86e33fed8a91 100644
--- a/drivers/gpu/drm/arm/display/komeda/komeda_event.c
+++ b/drivers/gpu/drm/arm/display/komeda/komeda_event.c
@@ -119,7 +119,8 @@ void komeda_print_events(struct komeda_events *evts, struct drm_device *dev)
/* reduce the same msg print, only print the first evt for one frame */
if (evts->global || is_new_frame(evts))
en_print = true;
- if (!en_print)
+ if (!(err_verbosity & KOMEDA_DEV_PRINT_DISABLE_RATELIMIT)
+ && !en_print)
return;

if (err_verbosity & KOMEDA_DEV_PRINT_ERR_EVENTS)
--
2.23.0