blob: 469939d6dc936c6f5589cb31383fb71b303a295c [file] [log] [blame]
From 0a73e165e739e38bd42b859834a62eacf28b15bf Mon Sep 17 00:00:00 2001
From: Mika Kuoppala <mika.kuoppala@linux.intel.com>
Date: Wed, 12 Jun 2013 12:35:28 +0300
Subject: drm/i915: add struct i915_ctx_hang_stats
To count context losses, add struct i915_ctx_hang_stats for
both i915_hw_context and drm_i915_file_private.
drm_i915_file_private is used when there is no context.
v2: renamed and cleaned up the struct (Chris Wilson, Ian Romanick)
Signed-off-by: Mika Kuoppala <mika.kuoppala@intel.com>
Reviewed-by: Chris Wilson <chris@chris-wilson.co.uk>
Acked-by: Ben Widawsky <ben@bwidawsk.net>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
(cherry picked from commit e59ec13de40ed1edd19940322ebd009423fd716d)
Signed-off-by: Darren Hart <dvhart@linux.intel.com>
---
drivers/gpu/drm/i915/i915_dma.c | 2 +-
drivers/gpu/drm/i915/i915_drv.h | 10 ++++++++++
2 files changed, 11 insertions(+), 1 deletion(-)
--- a/drivers/gpu/drm/i915/i915_dma.c
+++ b/drivers/gpu/drm/i915/i915_dma.c
@@ -1791,7 +1791,7 @@ int i915_driver_open(struct drm_device *
struct drm_i915_file_private *file_priv;
DRM_DEBUG_DRIVER("\n");
- file_priv = kmalloc(sizeof(*file_priv), GFP_KERNEL);
+ file_priv = kzalloc(sizeof(*file_priv), GFP_KERNEL);
if (!file_priv)
return -ENOMEM;
--- a/drivers/gpu/drm/i915/i915_drv.h
+++ b/drivers/gpu/drm/i915/i915_drv.h
@@ -508,6 +508,13 @@ struct i915_hw_ppgtt {
void (*cleanup)(struct i915_hw_ppgtt *ppgtt);
};
+struct i915_ctx_hang_stats {
+ /* This context had batch pending when hang was declared */
+ unsigned batch_pending;
+
+ /* This context had batch active when hang was declared */
+ unsigned batch_active;
+};
/* This must match up with the value previously used for execbuf2.rsvd1. */
#define DEFAULT_CONTEXT_ID 0
@@ -518,6 +525,7 @@ struct i915_hw_context {
struct drm_i915_file_private *file_priv;
struct intel_ring_buffer *ring;
struct drm_i915_gem_object *obj;
+ struct i915_ctx_hang_stats hang_stats;
};
enum no_fbc_reason {
@@ -1378,6 +1386,8 @@ struct drm_i915_file_private {
struct list_head request_list;
} mm;
struct idr context_idr;
+
+ struct i915_ctx_hang_stats hang_stats;
};
#define INTEL_INFO(dev) (((struct drm_i915_private *) (dev)->dev_private)->info)