From: Dave Airlie airlied@redhat.com
this adds a bo create, and fence seq tracking tracepoints.
This is just an initial set to play around with, we should investigate what others we need would be useful.
Signed-off-by: Dave Airlie airlied@redhat.com --- drivers/gpu/drm/radeon/Makefile | 5 +- drivers/gpu/drm/radeon/radeon_fence.c | 4 + drivers/gpu/drm/radeon/radeon_object.c | 2 + drivers/gpu/drm/radeon/radeon_trace.h | 82 ++++++++++++++++++++++++++ drivers/gpu/drm/radeon/radeon_trace_points.c | 9 +++ 5 files changed, 101 insertions(+), 1 deletions(-) create mode 100644 drivers/gpu/drm/radeon/radeon_trace.h create mode 100644 drivers/gpu/drm/radeon/radeon_trace_points.c
diff --git a/drivers/gpu/drm/radeon/Makefile b/drivers/gpu/drm/radeon/Makefile index 6cae4f2..e97e6f8 100644 --- a/drivers/gpu/drm/radeon/Makefile +++ b/drivers/gpu/drm/radeon/Makefile @@ -65,10 +65,13 @@ radeon-y += radeon_device.o radeon_asic.o radeon_kms.o \ rs400.o rs600.o rs690.o rv515.o r520.o r600.o rv770.o radeon_test.o \ r200.o radeon_legacy_tv.o r600_cs.o r600_blit.o r600_blit_shaders.o \ r600_blit_kms.o radeon_pm.o atombios_dp.o r600_audio.o r600_hdmi.o \ - evergreen.o evergreen_cs.o evergreen_blit_shaders.o evergreen_blit_kms.o + evergreen.o evergreen_cs.o evergreen_blit_shaders.o evergreen_blit_kms.o \ + radeon_trace_points.o
radeon-$(CONFIG_COMPAT) += radeon_ioc32.o radeon-$(CONFIG_VGA_SWITCHEROO) += radeon_atpx_handler.o radeon-$(CONFIG_ACPI) += radeon_acpi.o
obj-$(CONFIG_DRM_RADEON)+= radeon.o + +CFLAGS_radeon_trace_points.o := -I$(src) \ No newline at end of file diff --git a/drivers/gpu/drm/radeon/radeon_fence.c b/drivers/gpu/drm/radeon/radeon_fence.c index daacb28..171b0b2 100644 --- a/drivers/gpu/drm/radeon/radeon_fence.c +++ b/drivers/gpu/drm/radeon/radeon_fence.c @@ -38,6 +38,7 @@ #include "drm.h" #include "radeon_reg.h" #include "radeon.h" +#include "radeon_trace.h"
int radeon_fence_emit(struct radeon_device *rdev, struct radeon_fence *fence) { @@ -57,6 +58,7 @@ int radeon_fence_emit(struct radeon_device *rdev, struct radeon_fence *fence) } else radeon_fence_ring_emit(rdev, fence);
+ trace_radeon_fence_emit(rdev->ddev, fence->seq); fence->emited = true; list_del(&fence->list); list_add_tail(&fence->list, &rdev->fence_drv.emited); @@ -213,6 +215,7 @@ int radeon_fence_wait(struct radeon_fence *fence, bool intr) retry: /* save current sequence used to check for GPU lockup */ seq = rdev->fence_drv.last_seq; + trace_radeon_fence_wait_begin(rdev->ddev, seq); if (intr) { radeon_irq_kms_sw_irq_get(rdev); r = wait_event_interruptible_timeout(rdev->fence_drv.queue, @@ -227,6 +230,7 @@ retry: radeon_fence_signaled(fence), timeout); radeon_irq_kms_sw_irq_put(rdev); } + trace_radeon_fence_wait_end(rdev->ddev, seq); if (unlikely(!radeon_fence_signaled(fence))) { /* we were interrupted for some reason and fence isn't * isn't signaled yet, resume wait diff --git a/drivers/gpu/drm/radeon/radeon_object.c b/drivers/gpu/drm/radeon/radeon_object.c index a8594d2..8bdf0ba 100644 --- a/drivers/gpu/drm/radeon/radeon_object.c +++ b/drivers/gpu/drm/radeon/radeon_object.c @@ -34,6 +34,7 @@ #include <drm/drmP.h> #include "radeon_drm.h" #include "radeon.h" +#include "radeon_trace.h"
int radeon_ttm_init(struct radeon_device *rdev); @@ -137,6 +138,7 @@ retry: list_add_tail(&bo->list, &rdev->gem.objects); mutex_unlock(&bo->rdev->gem.mutex); } + trace_radeon_bo_create(bo); return 0; }
diff --git a/drivers/gpu/drm/radeon/radeon_trace.h b/drivers/gpu/drm/radeon/radeon_trace.h new file mode 100644 index 0000000..eafd816 --- /dev/null +++ b/drivers/gpu/drm/radeon/radeon_trace.h @@ -0,0 +1,82 @@ +#if !defined(_RADEON_TRACE_H) || defined(TRACE_HEADER_MULTI_READ) +#define _RADEON_TRACE_H_ + +#include <linux/stringify.h> +#include <linux/types.h> +#include <linux/tracepoint.h> + +#include <drm/drmP.h> + +#undef TRACE_SYSTEM +#define TRACE_SYSTEM radeon +#define TRACE_SYSTEM_STRING __stringify(TRACE_SYSTEM) +#define TRACE_INCLUDE_FILE radeon_trace + +TRACE_EVENT(radeon_bo_create, + TP_PROTO(struct radeon_bo *bo), + TP_ARGS(bo), + TP_STRUCT__entry( + __field(struct radeon_bo *, bo) + __field(u32, pages) + ), + + TP_fast_assign( + __entry->bo = bo; + __entry->pages = bo->tbo.num_pages; + ), + TP_printk("bo=%p, pages=%u", __entry->bo, __entry->pages) +); + +DECLARE_EVENT_CLASS(radeon_fence_request, + + TP_PROTO(struct drm_device *dev, u32 seqno), + + TP_ARGS(dev, seqno), + + TP_STRUCT__entry( + __field(u32, dev) + __field(u32, seqno) + ), + + TP_fast_assign( + __entry->dev = dev->primary->index; + __entry->seqno = seqno; + ), + + TP_printk("dev=%u, seqno=%u", __entry->dev, __entry->seqno) +); + +DEFINE_EVENT(radeon_fence_request, radeon_fence_emit, + + TP_PROTO(struct drm_device *dev, u32 seqno), + + TP_ARGS(dev, seqno) +); + +DEFINE_EVENT(radeon_fence_request, radeon_fence_retire, + + TP_PROTO(struct drm_device *dev, u32 seqno), + + TP_ARGS(dev, seqno) +); + +DEFINE_EVENT(radeon_fence_request, radeon_fence_wait_begin, + + TP_PROTO(struct drm_device *dev, u32 seqno), + + TP_ARGS(dev, seqno) +); + +DEFINE_EVENT(radeon_fence_request, radeon_fence_wait_end, + + TP_PROTO(struct drm_device *dev, u32 seqno), + + TP_ARGS(dev, seqno) +); + +#endif + +/* This part must be outside protection */ +#undef TRACE_INCLUDE_PATH +#define TRACE_INCLUDE_PATH . +#include <trace/define_trace.h> diff --git a/drivers/gpu/drm/radeon/radeon_trace_points.c b/drivers/gpu/drm/radeon/radeon_trace_points.c new file mode 100644 index 0000000..8175993 --- /dev/null +++ b/drivers/gpu/drm/radeon/radeon_trace_points.c @@ -0,0 +1,9 @@ +/* Copyright Red Hat Inc 2010. + * Author : Dave Airlie airlied@redhat.com + */ +#include <drm/drmP.h> +#include "radeon_drm.h" +#include "radeon.h" + +#define CREATE_TRACE_POINTS +#include "radeon_trace.h"