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![Ville Syrjälä](/assets/img/avatar_default.png)
Make I915_READ and I915_WRITE more type safe by wrapping the register offset in a struct. This should eliminate most of the fumbles we've had with misplaced parens. This only takes care of normal mmio registers. We could extend the idea to other register types and define each with its own struct. That way you wouldn't be able to accidentally pass the wrong thing to a specific register access function. The gpio_reg setup is probably the ugliest thing left. But I figure I'd just leave it for now, and wait for some divine inspiration to strike before making it nice. As for the generated code, it's actually a bit better sometimes. Eg. looking at i915_irq_handler(), we can see the following change: lea 0x70024(%rdx,%rax,1),%r9d mov $0x1,%edx - movslq %r9d,%r9 - mov %r9,%rsi - mov %r9,-0x58(%rbp) - callq *0xd8(%rbx) + mov %r9d,%esi + mov %r9d,-0x48(%rbp) callq *0xd8(%rbx) So previously gcc thought the register offset might be signed and decided to sign extend it, just in case. The rest appears to be mostly just minor shuffling of instructions. v2: i915_mmio_reg_{offset,equal,valid}() helpers added s/_REG/_MMIO/ in the register defines mo more switch statements left to worry about ring_emit stuff got sorted in a prep patch cmd parser, lrc context and w/a batch buildup also in prep patch vgpu stuff cleaned up and moved to a prep patch all other unrelated changes split out v3: Rebased due to BXT DSI/BLC, MOCS, etc. v4: Rebased due to churn, s/i915_mmio_reg_t/i915_reg_t/ Signed-off-by: Ville Syrjälä <ville.syrjala@linux.intel.com> Reviewed-by: Chris Wilson <chris@chris-wilson.co.uk> Link: http://patchwork.freedesktop.org/patch/msgid/1447853606-2751-1-git-send-email-ville.syrjala@linux.intel.com
818 lines
21 KiB
C
818 lines
21 KiB
C
#if !defined(_I915_TRACE_H_) || defined(TRACE_HEADER_MULTI_READ)
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#define _I915_TRACE_H_
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#include <linux/stringify.h>
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#include <linux/types.h>
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#include <linux/tracepoint.h>
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#include <drm/drmP.h>
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#include "i915_drv.h"
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#include "intel_drv.h"
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#include "intel_ringbuffer.h"
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#undef TRACE_SYSTEM
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#define TRACE_SYSTEM i915
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#define TRACE_INCLUDE_FILE i915_trace
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/* pipe updates */
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TRACE_EVENT(i915_pipe_update_start,
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TP_PROTO(struct intel_crtc *crtc),
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TP_ARGS(crtc),
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TP_STRUCT__entry(
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__field(enum pipe, pipe)
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__field(u32, frame)
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__field(u32, scanline)
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__field(u32, min)
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__field(u32, max)
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),
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TP_fast_assign(
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__entry->pipe = crtc->pipe;
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__entry->frame = crtc->base.dev->driver->get_vblank_counter(crtc->base.dev,
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crtc->pipe);
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__entry->scanline = intel_get_crtc_scanline(crtc);
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__entry->min = crtc->debug.min_vbl;
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__entry->max = crtc->debug.max_vbl;
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),
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TP_printk("pipe %c, frame=%u, scanline=%u, min=%u, max=%u",
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pipe_name(__entry->pipe), __entry->frame,
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__entry->scanline, __entry->min, __entry->max)
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);
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TRACE_EVENT(i915_pipe_update_vblank_evaded,
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TP_PROTO(struct intel_crtc *crtc),
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TP_ARGS(crtc),
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TP_STRUCT__entry(
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__field(enum pipe, pipe)
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__field(u32, frame)
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__field(u32, scanline)
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__field(u32, min)
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__field(u32, max)
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),
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TP_fast_assign(
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__entry->pipe = crtc->pipe;
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__entry->frame = crtc->debug.start_vbl_count;
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__entry->scanline = crtc->debug.scanline_start;
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__entry->min = crtc->debug.min_vbl;
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__entry->max = crtc->debug.max_vbl;
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),
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TP_printk("pipe %c, frame=%u, scanline=%u, min=%u, max=%u",
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pipe_name(__entry->pipe), __entry->frame,
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__entry->scanline, __entry->min, __entry->max)
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);
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TRACE_EVENT(i915_pipe_update_end,
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TP_PROTO(struct intel_crtc *crtc, u32 frame, int scanline_end),
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TP_ARGS(crtc, frame, scanline_end),
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TP_STRUCT__entry(
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__field(enum pipe, pipe)
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__field(u32, frame)
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__field(u32, scanline)
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),
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TP_fast_assign(
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__entry->pipe = crtc->pipe;
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__entry->frame = frame;
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__entry->scanline = scanline_end;
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),
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TP_printk("pipe %c, frame=%u, scanline=%u",
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pipe_name(__entry->pipe), __entry->frame,
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__entry->scanline)
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);
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/* object tracking */
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TRACE_EVENT(i915_gem_object_create,
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TP_PROTO(struct drm_i915_gem_object *obj),
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TP_ARGS(obj),
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TP_STRUCT__entry(
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__field(struct drm_i915_gem_object *, obj)
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__field(u32, size)
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),
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TP_fast_assign(
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__entry->obj = obj;
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__entry->size = obj->base.size;
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),
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TP_printk("obj=%p, size=%u", __entry->obj, __entry->size)
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);
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TRACE_EVENT(i915_gem_shrink,
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TP_PROTO(struct drm_i915_private *i915, unsigned long target, unsigned flags),
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TP_ARGS(i915, target, flags),
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TP_STRUCT__entry(
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__field(int, dev)
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__field(unsigned long, target)
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__field(unsigned, flags)
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),
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TP_fast_assign(
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__entry->dev = i915->dev->primary->index;
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__entry->target = target;
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__entry->flags = flags;
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),
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TP_printk("dev=%d, target=%lu, flags=%x",
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__entry->dev, __entry->target, __entry->flags)
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);
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TRACE_EVENT(i915_vma_bind,
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TP_PROTO(struct i915_vma *vma, unsigned flags),
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TP_ARGS(vma, flags),
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TP_STRUCT__entry(
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__field(struct drm_i915_gem_object *, obj)
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__field(struct i915_address_space *, vm)
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__field(u64, offset)
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__field(u32, size)
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__field(unsigned, flags)
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),
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TP_fast_assign(
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__entry->obj = vma->obj;
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__entry->vm = vma->vm;
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__entry->offset = vma->node.start;
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__entry->size = vma->node.size;
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__entry->flags = flags;
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),
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TP_printk("obj=%p, offset=%016llx size=%x%s vm=%p",
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__entry->obj, __entry->offset, __entry->size,
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__entry->flags & PIN_MAPPABLE ? ", mappable" : "",
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__entry->vm)
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);
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TRACE_EVENT(i915_vma_unbind,
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TP_PROTO(struct i915_vma *vma),
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TP_ARGS(vma),
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TP_STRUCT__entry(
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__field(struct drm_i915_gem_object *, obj)
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__field(struct i915_address_space *, vm)
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__field(u64, offset)
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__field(u32, size)
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),
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TP_fast_assign(
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__entry->obj = vma->obj;
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__entry->vm = vma->vm;
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__entry->offset = vma->node.start;
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__entry->size = vma->node.size;
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),
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TP_printk("obj=%p, offset=%016llx size=%x vm=%p",
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__entry->obj, __entry->offset, __entry->size, __entry->vm)
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);
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#define VM_TO_TRACE_NAME(vm) \
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(i915_is_ggtt(vm) ? "G" : \
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"P")
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DECLARE_EVENT_CLASS(i915_va,
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TP_PROTO(struct i915_address_space *vm, u64 start, u64 length, const char *name),
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TP_ARGS(vm, start, length, name),
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TP_STRUCT__entry(
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__field(struct i915_address_space *, vm)
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__field(u64, start)
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__field(u64, end)
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__string(name, name)
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),
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TP_fast_assign(
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__entry->vm = vm;
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__entry->start = start;
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__entry->end = start + length - 1;
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__assign_str(name, name);
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),
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TP_printk("vm=%p (%s), 0x%llx-0x%llx",
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__entry->vm, __get_str(name), __entry->start, __entry->end)
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);
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DEFINE_EVENT(i915_va, i915_va_alloc,
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TP_PROTO(struct i915_address_space *vm, u64 start, u64 length, const char *name),
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TP_ARGS(vm, start, length, name)
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);
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DECLARE_EVENT_CLASS(i915_px_entry,
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TP_PROTO(struct i915_address_space *vm, u32 px, u64 start, u64 px_shift),
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TP_ARGS(vm, px, start, px_shift),
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TP_STRUCT__entry(
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__field(struct i915_address_space *, vm)
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__field(u32, px)
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__field(u64, start)
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__field(u64, end)
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),
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TP_fast_assign(
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__entry->vm = vm;
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__entry->px = px;
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__entry->start = start;
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__entry->end = ((start + (1ULL << px_shift)) & ~((1ULL << px_shift)-1)) - 1;
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),
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TP_printk("vm=%p, pde=%d (0x%llx-0x%llx)",
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__entry->vm, __entry->px, __entry->start, __entry->end)
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);
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DEFINE_EVENT(i915_px_entry, i915_page_table_entry_alloc,
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TP_PROTO(struct i915_address_space *vm, u32 pde, u64 start, u64 pde_shift),
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TP_ARGS(vm, pde, start, pde_shift)
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);
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DEFINE_EVENT_PRINT(i915_px_entry, i915_page_directory_entry_alloc,
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TP_PROTO(struct i915_address_space *vm, u32 pdpe, u64 start, u64 pdpe_shift),
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TP_ARGS(vm, pdpe, start, pdpe_shift),
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TP_printk("vm=%p, pdpe=%d (0x%llx-0x%llx)",
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__entry->vm, __entry->px, __entry->start, __entry->end)
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);
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DEFINE_EVENT_PRINT(i915_px_entry, i915_page_directory_pointer_entry_alloc,
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TP_PROTO(struct i915_address_space *vm, u32 pml4e, u64 start, u64 pml4e_shift),
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TP_ARGS(vm, pml4e, start, pml4e_shift),
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TP_printk("vm=%p, pml4e=%d (0x%llx-0x%llx)",
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__entry->vm, __entry->px, __entry->start, __entry->end)
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);
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/* Avoid extra math because we only support two sizes. The format is defined by
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* bitmap_scnprintf. Each 32 bits is 8 HEX digits followed by comma */
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#define TRACE_PT_SIZE(bits) \
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((((bits) == 1024) ? 288 : 144) + 1)
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DECLARE_EVENT_CLASS(i915_page_table_entry_update,
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TP_PROTO(struct i915_address_space *vm, u32 pde,
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struct i915_page_table *pt, u32 first, u32 count, u32 bits),
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TP_ARGS(vm, pde, pt, first, count, bits),
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TP_STRUCT__entry(
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__field(struct i915_address_space *, vm)
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__field(u32, pde)
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__field(u32, first)
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__field(u32, last)
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__dynamic_array(char, cur_ptes, TRACE_PT_SIZE(bits))
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),
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TP_fast_assign(
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__entry->vm = vm;
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__entry->pde = pde;
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__entry->first = first;
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__entry->last = first + count - 1;
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scnprintf(__get_str(cur_ptes),
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TRACE_PT_SIZE(bits),
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"%*pb",
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bits,
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pt->used_ptes);
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),
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TP_printk("vm=%p, pde=%d, updating %u:%u\t%s",
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__entry->vm, __entry->pde, __entry->last, __entry->first,
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__get_str(cur_ptes))
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);
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DEFINE_EVENT(i915_page_table_entry_update, i915_page_table_entry_map,
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TP_PROTO(struct i915_address_space *vm, u32 pde,
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struct i915_page_table *pt, u32 first, u32 count, u32 bits),
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TP_ARGS(vm, pde, pt, first, count, bits)
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);
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TRACE_EVENT(i915_gem_object_change_domain,
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TP_PROTO(struct drm_i915_gem_object *obj, u32 old_read, u32 old_write),
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TP_ARGS(obj, old_read, old_write),
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TP_STRUCT__entry(
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__field(struct drm_i915_gem_object *, obj)
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__field(u32, read_domains)
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__field(u32, write_domain)
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),
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TP_fast_assign(
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__entry->obj = obj;
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__entry->read_domains = obj->base.read_domains | (old_read << 16);
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__entry->write_domain = obj->base.write_domain | (old_write << 16);
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),
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TP_printk("obj=%p, read=%02x=>%02x, write=%02x=>%02x",
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__entry->obj,
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__entry->read_domains >> 16,
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__entry->read_domains & 0xffff,
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__entry->write_domain >> 16,
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__entry->write_domain & 0xffff)
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);
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TRACE_EVENT(i915_gem_object_pwrite,
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TP_PROTO(struct drm_i915_gem_object *obj, u32 offset, u32 len),
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TP_ARGS(obj, offset, len),
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TP_STRUCT__entry(
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__field(struct drm_i915_gem_object *, obj)
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__field(u32, offset)
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__field(u32, len)
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),
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TP_fast_assign(
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__entry->obj = obj;
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__entry->offset = offset;
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__entry->len = len;
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),
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TP_printk("obj=%p, offset=%u, len=%u",
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__entry->obj, __entry->offset, __entry->len)
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);
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TRACE_EVENT(i915_gem_object_pread,
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TP_PROTO(struct drm_i915_gem_object *obj, u32 offset, u32 len),
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TP_ARGS(obj, offset, len),
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TP_STRUCT__entry(
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__field(struct drm_i915_gem_object *, obj)
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__field(u32, offset)
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__field(u32, len)
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),
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TP_fast_assign(
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__entry->obj = obj;
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__entry->offset = offset;
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__entry->len = len;
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),
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TP_printk("obj=%p, offset=%u, len=%u",
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__entry->obj, __entry->offset, __entry->len)
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);
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TRACE_EVENT(i915_gem_object_fault,
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TP_PROTO(struct drm_i915_gem_object *obj, u32 index, bool gtt, bool write),
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TP_ARGS(obj, index, gtt, write),
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TP_STRUCT__entry(
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__field(struct drm_i915_gem_object *, obj)
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__field(u32, index)
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__field(bool, gtt)
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__field(bool, write)
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),
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TP_fast_assign(
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__entry->obj = obj;
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__entry->index = index;
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__entry->gtt = gtt;
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__entry->write = write;
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),
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TP_printk("obj=%p, %s index=%u %s",
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__entry->obj,
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__entry->gtt ? "GTT" : "CPU",
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__entry->index,
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__entry->write ? ", writable" : "")
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);
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DECLARE_EVENT_CLASS(i915_gem_object,
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TP_PROTO(struct drm_i915_gem_object *obj),
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TP_ARGS(obj),
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TP_STRUCT__entry(
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__field(struct drm_i915_gem_object *, obj)
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),
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TP_fast_assign(
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__entry->obj = obj;
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),
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TP_printk("obj=%p", __entry->obj)
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);
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DEFINE_EVENT(i915_gem_object, i915_gem_object_clflush,
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TP_PROTO(struct drm_i915_gem_object *obj),
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TP_ARGS(obj)
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);
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DEFINE_EVENT(i915_gem_object, i915_gem_object_destroy,
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TP_PROTO(struct drm_i915_gem_object *obj),
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TP_ARGS(obj)
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);
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TRACE_EVENT(i915_gem_evict,
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TP_PROTO(struct drm_device *dev, u32 size, u32 align, unsigned flags),
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TP_ARGS(dev, size, align, flags),
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TP_STRUCT__entry(
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__field(u32, dev)
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__field(u32, size)
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__field(u32, align)
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__field(unsigned, flags)
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),
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TP_fast_assign(
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__entry->dev = dev->primary->index;
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__entry->size = size;
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__entry->align = align;
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__entry->flags = flags;
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),
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TP_printk("dev=%d, size=%d, align=%d %s",
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__entry->dev, __entry->size, __entry->align,
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__entry->flags & PIN_MAPPABLE ? ", mappable" : "")
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);
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TRACE_EVENT(i915_gem_evict_everything,
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TP_PROTO(struct drm_device *dev),
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TP_ARGS(dev),
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TP_STRUCT__entry(
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__field(u32, dev)
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),
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TP_fast_assign(
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__entry->dev = dev->primary->index;
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),
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TP_printk("dev=%d", __entry->dev)
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);
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TRACE_EVENT(i915_gem_evict_vm,
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TP_PROTO(struct i915_address_space *vm),
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TP_ARGS(vm),
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TP_STRUCT__entry(
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__field(u32, dev)
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__field(struct i915_address_space *, vm)
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),
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TP_fast_assign(
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__entry->dev = vm->dev->primary->index;
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__entry->vm = vm;
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),
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TP_printk("dev=%d, vm=%p", __entry->dev, __entry->vm)
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);
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TRACE_EVENT(i915_gem_ring_sync_to,
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TP_PROTO(struct drm_i915_gem_request *to_req,
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struct intel_engine_cs *from,
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struct drm_i915_gem_request *req),
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TP_ARGS(to_req, from, req),
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TP_STRUCT__entry(
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__field(u32, dev)
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__field(u32, sync_from)
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__field(u32, sync_to)
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__field(u32, seqno)
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|
),
|
|
|
|
TP_fast_assign(
|
|
__entry->dev = from->dev->primary->index;
|
|
__entry->sync_from = from->id;
|
|
__entry->sync_to = to_req->ring->id;
|
|
__entry->seqno = i915_gem_request_get_seqno(req);
|
|
),
|
|
|
|
TP_printk("dev=%u, sync-from=%u, sync-to=%u, seqno=%u",
|
|
__entry->dev,
|
|
__entry->sync_from, __entry->sync_to,
|
|
__entry->seqno)
|
|
);
|
|
|
|
TRACE_EVENT(i915_gem_ring_dispatch,
|
|
TP_PROTO(struct drm_i915_gem_request *req, u32 flags),
|
|
TP_ARGS(req, flags),
|
|
|
|
TP_STRUCT__entry(
|
|
__field(u32, dev)
|
|
__field(u32, ring)
|
|
__field(u32, seqno)
|
|
__field(u32, flags)
|
|
),
|
|
|
|
TP_fast_assign(
|
|
struct intel_engine_cs *ring =
|
|
i915_gem_request_get_ring(req);
|
|
__entry->dev = ring->dev->primary->index;
|
|
__entry->ring = ring->id;
|
|
__entry->seqno = i915_gem_request_get_seqno(req);
|
|
__entry->flags = flags;
|
|
i915_trace_irq_get(ring, req);
|
|
),
|
|
|
|
TP_printk("dev=%u, ring=%u, seqno=%u, flags=%x",
|
|
__entry->dev, __entry->ring, __entry->seqno, __entry->flags)
|
|
);
|
|
|
|
TRACE_EVENT(i915_gem_ring_flush,
|
|
TP_PROTO(struct drm_i915_gem_request *req, u32 invalidate, u32 flush),
|
|
TP_ARGS(req, invalidate, flush),
|
|
|
|
TP_STRUCT__entry(
|
|
__field(u32, dev)
|
|
__field(u32, ring)
|
|
__field(u32, invalidate)
|
|
__field(u32, flush)
|
|
),
|
|
|
|
TP_fast_assign(
|
|
__entry->dev = req->ring->dev->primary->index;
|
|
__entry->ring = req->ring->id;
|
|
__entry->invalidate = invalidate;
|
|
__entry->flush = flush;
|
|
),
|
|
|
|
TP_printk("dev=%u, ring=%x, invalidate=%04x, flush=%04x",
|
|
__entry->dev, __entry->ring,
|
|
__entry->invalidate, __entry->flush)
|
|
);
|
|
|
|
DECLARE_EVENT_CLASS(i915_gem_request,
|
|
TP_PROTO(struct drm_i915_gem_request *req),
|
|
TP_ARGS(req),
|
|
|
|
TP_STRUCT__entry(
|
|
__field(u32, dev)
|
|
__field(u32, ring)
|
|
__field(u32, seqno)
|
|
),
|
|
|
|
TP_fast_assign(
|
|
struct intel_engine_cs *ring =
|
|
i915_gem_request_get_ring(req);
|
|
__entry->dev = ring->dev->primary->index;
|
|
__entry->ring = ring->id;
|
|
__entry->seqno = i915_gem_request_get_seqno(req);
|
|
),
|
|
|
|
TP_printk("dev=%u, ring=%u, seqno=%u",
|
|
__entry->dev, __entry->ring, __entry->seqno)
|
|
);
|
|
|
|
DEFINE_EVENT(i915_gem_request, i915_gem_request_add,
|
|
TP_PROTO(struct drm_i915_gem_request *req),
|
|
TP_ARGS(req)
|
|
);
|
|
|
|
TRACE_EVENT(i915_gem_request_notify,
|
|
TP_PROTO(struct intel_engine_cs *ring),
|
|
TP_ARGS(ring),
|
|
|
|
TP_STRUCT__entry(
|
|
__field(u32, dev)
|
|
__field(u32, ring)
|
|
__field(u32, seqno)
|
|
),
|
|
|
|
TP_fast_assign(
|
|
__entry->dev = ring->dev->primary->index;
|
|
__entry->ring = ring->id;
|
|
__entry->seqno = ring->get_seqno(ring, false);
|
|
),
|
|
|
|
TP_printk("dev=%u, ring=%u, seqno=%u",
|
|
__entry->dev, __entry->ring, __entry->seqno)
|
|
);
|
|
|
|
DEFINE_EVENT(i915_gem_request, i915_gem_request_retire,
|
|
TP_PROTO(struct drm_i915_gem_request *req),
|
|
TP_ARGS(req)
|
|
);
|
|
|
|
DEFINE_EVENT(i915_gem_request, i915_gem_request_complete,
|
|
TP_PROTO(struct drm_i915_gem_request *req),
|
|
TP_ARGS(req)
|
|
);
|
|
|
|
TRACE_EVENT(i915_gem_request_wait_begin,
|
|
TP_PROTO(struct drm_i915_gem_request *req),
|
|
TP_ARGS(req),
|
|
|
|
TP_STRUCT__entry(
|
|
__field(u32, dev)
|
|
__field(u32, ring)
|
|
__field(u32, seqno)
|
|
__field(bool, blocking)
|
|
),
|
|
|
|
/* NB: the blocking information is racy since mutex_is_locked
|
|
* doesn't check that the current thread holds the lock. The only
|
|
* other option would be to pass the boolean information of whether
|
|
* or not the class was blocking down through the stack which is
|
|
* less desirable.
|
|
*/
|
|
TP_fast_assign(
|
|
struct intel_engine_cs *ring =
|
|
i915_gem_request_get_ring(req);
|
|
__entry->dev = ring->dev->primary->index;
|
|
__entry->ring = ring->id;
|
|
__entry->seqno = i915_gem_request_get_seqno(req);
|
|
__entry->blocking =
|
|
mutex_is_locked(&ring->dev->struct_mutex);
|
|
),
|
|
|
|
TP_printk("dev=%u, ring=%u, seqno=%u, blocking=%s",
|
|
__entry->dev, __entry->ring,
|
|
__entry->seqno, __entry->blocking ? "yes (NB)" : "no")
|
|
);
|
|
|
|
DEFINE_EVENT(i915_gem_request, i915_gem_request_wait_end,
|
|
TP_PROTO(struct drm_i915_gem_request *req),
|
|
TP_ARGS(req)
|
|
);
|
|
|
|
TRACE_EVENT(i915_flip_request,
|
|
TP_PROTO(int plane, struct drm_i915_gem_object *obj),
|
|
|
|
TP_ARGS(plane, obj),
|
|
|
|
TP_STRUCT__entry(
|
|
__field(int, plane)
|
|
__field(struct drm_i915_gem_object *, obj)
|
|
),
|
|
|
|
TP_fast_assign(
|
|
__entry->plane = plane;
|
|
__entry->obj = obj;
|
|
),
|
|
|
|
TP_printk("plane=%d, obj=%p", __entry->plane, __entry->obj)
|
|
);
|
|
|
|
TRACE_EVENT(i915_flip_complete,
|
|
TP_PROTO(int plane, struct drm_i915_gem_object *obj),
|
|
|
|
TP_ARGS(plane, obj),
|
|
|
|
TP_STRUCT__entry(
|
|
__field(int, plane)
|
|
__field(struct drm_i915_gem_object *, obj)
|
|
),
|
|
|
|
TP_fast_assign(
|
|
__entry->plane = plane;
|
|
__entry->obj = obj;
|
|
),
|
|
|
|
TP_printk("plane=%d, obj=%p", __entry->plane, __entry->obj)
|
|
);
|
|
|
|
TRACE_EVENT_CONDITION(i915_reg_rw,
|
|
TP_PROTO(bool write, i915_reg_t reg, u64 val, int len, bool trace),
|
|
|
|
TP_ARGS(write, reg, val, len, trace),
|
|
|
|
TP_CONDITION(trace),
|
|
|
|
TP_STRUCT__entry(
|
|
__field(u64, val)
|
|
__field(u32, reg)
|
|
__field(u16, write)
|
|
__field(u16, len)
|
|
),
|
|
|
|
TP_fast_assign(
|
|
__entry->val = (u64)val;
|
|
__entry->reg = i915_mmio_reg_offset(reg);
|
|
__entry->write = write;
|
|
__entry->len = len;
|
|
),
|
|
|
|
TP_printk("%s reg=0x%x, len=%d, val=(0x%x, 0x%x)",
|
|
__entry->write ? "write" : "read",
|
|
__entry->reg, __entry->len,
|
|
(u32)(__entry->val & 0xffffffff),
|
|
(u32)(__entry->val >> 32))
|
|
);
|
|
|
|
TRACE_EVENT(intel_gpu_freq_change,
|
|
TP_PROTO(u32 freq),
|
|
TP_ARGS(freq),
|
|
|
|
TP_STRUCT__entry(
|
|
__field(u32, freq)
|
|
),
|
|
|
|
TP_fast_assign(
|
|
__entry->freq = freq;
|
|
),
|
|
|
|
TP_printk("new_freq=%u", __entry->freq)
|
|
);
|
|
|
|
/**
|
|
* DOC: i915_ppgtt_create and i915_ppgtt_release tracepoints
|
|
*
|
|
* With full ppgtt enabled each process using drm will allocate at least one
|
|
* translation table. With these traces it is possible to keep track of the
|
|
* allocation and of the lifetime of the tables; this can be used during
|
|
* testing/debug to verify that we are not leaking ppgtts.
|
|
* These traces identify the ppgtt through the vm pointer, which is also printed
|
|
* by the i915_vma_bind and i915_vma_unbind tracepoints.
|
|
*/
|
|
DECLARE_EVENT_CLASS(i915_ppgtt,
|
|
TP_PROTO(struct i915_address_space *vm),
|
|
TP_ARGS(vm),
|
|
|
|
TP_STRUCT__entry(
|
|
__field(struct i915_address_space *, vm)
|
|
__field(u32, dev)
|
|
),
|
|
|
|
TP_fast_assign(
|
|
__entry->vm = vm;
|
|
__entry->dev = vm->dev->primary->index;
|
|
),
|
|
|
|
TP_printk("dev=%u, vm=%p", __entry->dev, __entry->vm)
|
|
)
|
|
|
|
DEFINE_EVENT(i915_ppgtt, i915_ppgtt_create,
|
|
TP_PROTO(struct i915_address_space *vm),
|
|
TP_ARGS(vm)
|
|
);
|
|
|
|
DEFINE_EVENT(i915_ppgtt, i915_ppgtt_release,
|
|
TP_PROTO(struct i915_address_space *vm),
|
|
TP_ARGS(vm)
|
|
);
|
|
|
|
/**
|
|
* DOC: i915_context_create and i915_context_free tracepoints
|
|
*
|
|
* These tracepoints are used to track creation and deletion of contexts.
|
|
* If full ppgtt is enabled, they also print the address of the vm assigned to
|
|
* the context.
|
|
*/
|
|
DECLARE_EVENT_CLASS(i915_context,
|
|
TP_PROTO(struct intel_context *ctx),
|
|
TP_ARGS(ctx),
|
|
|
|
TP_STRUCT__entry(
|
|
__field(u32, dev)
|
|
__field(struct intel_context *, ctx)
|
|
__field(struct i915_address_space *, vm)
|
|
),
|
|
|
|
TP_fast_assign(
|
|
__entry->ctx = ctx;
|
|
__entry->vm = ctx->ppgtt ? &ctx->ppgtt->base : NULL;
|
|
__entry->dev = ctx->i915->dev->primary->index;
|
|
),
|
|
|
|
TP_printk("dev=%u, ctx=%p, ctx_vm=%p",
|
|
__entry->dev, __entry->ctx, __entry->vm)
|
|
)
|
|
|
|
DEFINE_EVENT(i915_context, i915_context_create,
|
|
TP_PROTO(struct intel_context *ctx),
|
|
TP_ARGS(ctx)
|
|
);
|
|
|
|
DEFINE_EVENT(i915_context, i915_context_free,
|
|
TP_PROTO(struct intel_context *ctx),
|
|
TP_ARGS(ctx)
|
|
);
|
|
|
|
/**
|
|
* DOC: switch_mm tracepoint
|
|
*
|
|
* This tracepoint allows tracking of the mm switch, which is an important point
|
|
* in the lifetime of the vm in the legacy submission path. This tracepoint is
|
|
* called only if full ppgtt is enabled.
|
|
*/
|
|
TRACE_EVENT(switch_mm,
|
|
TP_PROTO(struct intel_engine_cs *ring, struct intel_context *to),
|
|
|
|
TP_ARGS(ring, to),
|
|
|
|
TP_STRUCT__entry(
|
|
__field(u32, ring)
|
|
__field(struct intel_context *, to)
|
|
__field(struct i915_address_space *, vm)
|
|
__field(u32, dev)
|
|
),
|
|
|
|
TP_fast_assign(
|
|
__entry->ring = ring->id;
|
|
__entry->to = to;
|
|
__entry->vm = to->ppgtt? &to->ppgtt->base : NULL;
|
|
__entry->dev = ring->dev->primary->index;
|
|
),
|
|
|
|
TP_printk("dev=%u, ring=%u, ctx=%p, ctx_vm=%p",
|
|
__entry->dev, __entry->ring, __entry->to, __entry->vm)
|
|
);
|
|
|
|
#endif /* _I915_TRACE_H_ */
|
|
|
|
/* This part must be outside protection */
|
|
#undef TRACE_INCLUDE_PATH
|
|
#define TRACE_INCLUDE_PATH .
|
|
#include <trace/define_trace.h>
|