From: Rafael Barbalho <rafael.barbalho@xxxxxxxxx>
It's possible to gather up basic information on all active VMs.
Signed-off-by: Rafael Barbalho <rafael.barbalho@xxxxxxxxx>
Cc: Daniel Vetter <daniel@xxxxxxxx>
Cc: Jon Bloomfield <jon.bloomfield@xxxxxxxxx>
---
drivers/gpu/drm/i915/i915_debugfs.c | 41 +++++++++++++++++++++++++------------
1 file changed, 28 insertions(+), 13 deletions(-)
diff --git a/drivers/gpu/drm/i915/i915_debugfs.c b/drivers/gpu/drm/i915/i915_debugfs.c
index 1467cc1..0bf10c0 100644
--- a/drivers/gpu/drm/i915/i915_debugfs.c
+++ b/drivers/gpu/drm/i915/i915_debugfs.c
@@ -125,7 +125,7 @@ describe_obj(struct seq_file *m, struct drm_i915_gem_object *obj)
struct i915_vma *vma;
int pin_count = 0;
- seq_printf(m, "%pK: %s%s%s %8zdKiB %02x %02x %u %u %u%s%s%s",
+ seq_printf(m, "%p: %s%s%s %8zdKiB %02x %02x %u %u %u%s%s%s",
&obj->base,
get_pin_flag(obj),
get_tiling_flag(obj),
@@ -2013,22 +2013,37 @@ static void gen8_ppgtt_info(struct seq_file *m, struct drm_device *dev)
struct drm_i915_private *dev_priv = dev->dev_private;
struct intel_engine_cs *ring;
struct i915_hw_ppgtt *ppgtt = dev_priv->mm.aliasing_ppgtt;
+ struct i915_address_space *vm;
int unused, i;
- if (!ppgtt)
- return;
- seq_printf(m, "Page directories: %d\n", ppgtt->num_pd_pages);
- seq_printf(m, "Page tables: %d\n", ppgtt->num_pd_entries);
- for_each_ring(ring, dev_priv, unused) {
- seq_printf(m, "%s\n", ring->name);
- for (i = 0; i < 4; i++) {
- u32 offset = 0x270 + i * 8;
- u64 pdp = I915_READ(ring->mmio_base + offset + 4);
- pdp <<= 32;
- pdp |= I915_READ(ring->mmio_base + offset);
- seq_printf(m, "\tPDP%d 0x%016llx\n", i, pdp);
+ if (ppgtt) {
+ seq_printf(m, "Page directories: %d\n", ppgtt->num_pd_pages);
+ seq_printf(m, "Page tables: %d\n", ppgtt->num_pd_entries);
+ for_each_ring(ring, dev_priv, unused) {
+ seq_printf(m, "%s\n", ring->name);
+ for (i = 0; i < 4; i++) {
+ u32 offset = 0x270 + i * 8;
+ u64 pdp = I915_READ(ring->mmio_base + offset + 4);
+ pdp <<= 32;
+ pdp |= I915_READ(ring->mmio_base + offset);
+ seq_printf(m, "\tPDP%d 0x%016llx\n", i, pdp);
+ }
+ }
+ } else {
+ i = 0;
+ list_for_each_entry(vm, &dev_priv->vm_list, global_link) {
+ if (i915_is_ggtt(vm))
+ continue;
+ i++;
+ ppgtt = i915_vm_to_ppgtt(vm);
+ seq_printf(m, "PPGTT %p - references\n", ppgtt);
+ seq_printf(m, "Page directories: %d\n",
+ ppgtt->num_pd_pages);
+ seq_printf(m, "Page tables: %d\n",
+ ppgtt->num_pd_entries);
}
+ seq_printf(m, "Number of PPGTTs active: %d\n", i);
}
}
--
2.3.0
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