drm/komeda: Add option to print WARN- and INFO-level IRQ events

Extra detail (normally off) almost never hurts.

Reviewed-by: James Qian Wang (Arm Technology China) <james.qian.wang@arm.com>
Acked-by: Liviu Dudau <liviu.dudau@arm.com>
Signed-off-by: Mihail Atanassov <mihail.atanassov@arm.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20191107114155.54307-5-mihail.atanassov@arm.com

diff --git a/drivers/gpu/drm/arm/display/komeda/komeda_dev.h b/drivers/gpu/drm/arm/display/komeda/komeda_dev.h
index 4809000..d9fc9c4 100644 (file)
--- a/drivers/gpu/drm/arm/display/komeda/komeda_dev.h
+++ b/drivers/gpu/drm/arm/display/komeda/komeda_dev.h
@@ -51,6 +51,13 @@
 
 #define KOMEDA_WARN_EVENTS     KOMEDA_ERR_CSCE
 
+#define KOMEDA_INFO_EVENTS ({0 \
+                           | KOMEDA_EVENT_VSYNC \
+                           | KOMEDA_EVENT_FLIP \
+                           | KOMEDA_EVENT_EOW \
+                           | KOMEDA_EVENT_MODE \
+                           })
+
 /* malidp device id */
 enum {
        MALI_D71 = 0,
@@ -211,6 +218,10 @@ struct komeda_dev {
        u16 err_verbosity;
        /* Print a single line per error per frame with error events. */
 #define KOMEDA_DEV_PRINT_ERR_EVENTS BIT(0)
+       /* Print a single line per warning per frame with error events. */
+#define KOMEDA_DEV_PRINT_WARN_EVENTS BIT(1)
+       /* Print a single line per info event per frame with error events. */
+#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)
 };

diff --git a/drivers/gpu/drm/arm/display/komeda/komeda_event.c b/drivers/gpu/drm/arm/display/komeda/komeda_event.c
index de99a58..7fd6247 100644 (file)
--- a/drivers/gpu/drm/arm/display/komeda/komeda_event.c
+++ b/drivers/gpu/drm/arm/display/komeda/komeda_event.c
@@ -124,6 +124,10 @@ void komeda_print_events(struct komeda_events *evts, struct drm_device *dev)
 
        if (err_verbosity & KOMEDA_DEV_PRINT_ERR_EVENTS)
                print_evts |= KOMEDA_ERR_EVENTS;
+       if (err_verbosity & KOMEDA_DEV_PRINT_WARN_EVENTS)
+               print_evts |= KOMEDA_WARN_EVENTS;
+       if (err_verbosity & KOMEDA_DEV_PRINT_INFO_EVENTS)
+               print_evts |= KOMEDA_INFO_EVENTS;
 
        if (evts_mask & print_evts) {
                char msg[256];