diff options
| author | Ville Syrjälä <ville.syrjala@linux.intel.com> | 2021-04-14 05:23:02 +0300 |
|---|---|---|
| committer | Ville Syrjälä <ville.syrjala@linux.intel.com> | 2021-04-28 15:55:21 +0300 |
| commit | 1a86ac792f67ebd50cdafb20d4aad6b23c8495f7 (patch) | |
| tree | e9f275fc68ea224516590c33ef91ac43649a5732 | |
| parent | b109da48e6baceeb7b80e6b3292324f46c7d1255 (diff) | |
| download | linux-1a86ac792f67ebd50cdafb20d4aad6b23c8495f7.tar.xz | |
drm/i915: Add frontbuffer tracking tracepoints
Add some tracpoints for frontbuffer tracking so we can
try to figure out what's going on.
Signed-off-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20210414022309.30898-2-ville.syrjala@linux.intel.com
Acked-by: Jani Nikula <jani.nikula@intel.com>
| -rw-r--r-- | drivers/gpu/drm/i915/display/intel_frontbuffer.c | 5 | ||||
| -rw-r--r-- | drivers/gpu/drm/i915/i915_trace.h | 38 |
2 files changed, 43 insertions, 0 deletions
diff --git a/drivers/gpu/drm/i915/display/intel_frontbuffer.c b/drivers/gpu/drm/i915/display/intel_frontbuffer.c index 6fc6965b6133..8161d49e78ba 100644 --- a/drivers/gpu/drm/i915/display/intel_frontbuffer.c +++ b/drivers/gpu/drm/i915/display/intel_frontbuffer.c @@ -58,6 +58,7 @@ #include "display/intel_dp.h" #include "i915_drv.h" +#include "i915_trace.h" #include "intel_display_types.h" #include "intel_fbc.h" #include "intel_frontbuffer.h" @@ -87,6 +88,8 @@ static void frontbuffer_flush(struct drm_i915_private *i915, if (!frontbuffer_bits) return; + trace_intel_frontbuffer_flush(frontbuffer_bits, origin); + might_sleep(); intel_edp_drrs_flush(i915, frontbuffer_bits); intel_psr_flush(i915, frontbuffer_bits, origin); @@ -173,6 +176,8 @@ void __intel_fb_invalidate(struct intel_frontbuffer *front, spin_unlock(&i915->fb_tracking.lock); } + trace_intel_frontbuffer_invalidate(frontbuffer_bits, origin); + might_sleep(); intel_psr_invalidate(i915, frontbuffer_bits, origin); intel_edp_drrs_invalidate(i915, frontbuffer_bits); diff --git a/drivers/gpu/drm/i915/i915_trace.h b/drivers/gpu/drm/i915/i915_trace.h index cac385e526c1..6778ad2a14a4 100644 --- a/drivers/gpu/drm/i915/i915_trace.h +++ b/drivers/gpu/drm/i915/i915_trace.h @@ -475,6 +475,44 @@ TRACE_EVENT(intel_pipe_update_end, __entry->scanline) ); +/* frontbuffer tracking */ + +TRACE_EVENT(intel_frontbuffer_invalidate, + TP_PROTO(unsigned int frontbuffer_bits, unsigned int origin), + TP_ARGS(frontbuffer_bits, origin), + + TP_STRUCT__entry( + __field(unsigned int, frontbuffer_bits) + __field(unsigned int, origin) + ), + + TP_fast_assign( + __entry->frontbuffer_bits = frontbuffer_bits; + __entry->origin = origin; + ), + + TP_printk("frontbuffer_bits=0x%08x, origin=%u", + __entry->frontbuffer_bits, __entry->origin) +); + +TRACE_EVENT(intel_frontbuffer_flush, + TP_PROTO(unsigned int frontbuffer_bits, unsigned int origin), + TP_ARGS(frontbuffer_bits, origin), + + TP_STRUCT__entry( + __field(unsigned int, frontbuffer_bits) + __field(unsigned int, origin) + ), + + TP_fast_assign( + __entry->frontbuffer_bits = frontbuffer_bits; + __entry->origin = origin; + ), + + TP_printk("frontbuffer_bits=0x%08x, origin=%u", + __entry->frontbuffer_bits, __entry->origin) +); + /* object tracking */ TRACE_EVENT(i915_gem_object_create, |