From: Ben Widawsky<benjamin.widawsky@xxxxxxxxx>
Note that there is no gen8 ppgtt debug_dump function yet.
Signed-off-by: Ben Widawsky<ben@xxxxxxxxxxxx>
Signed-off-by: Michel Thierry<michel.thierry@xxxxxxxxx>
---
drivers/gpu/drm/i915/i915_debugfs.c | 19 ++++++++++---------
drivers/gpu/drm/i915/i915_gem_gtt.c | 32 ++++++++++++++++++++++++++++++++
drivers/gpu/drm/i915/i915_gem_gtt.h | 9 +++++++++
3 files changed, 51 insertions(+), 9 deletions(-)
diff --git a/drivers/gpu/drm/i915/i915_debugfs.c b/drivers/gpu/drm/i915/i915_debugfs.c
index 40630bd..93c34ab 100644
--- a/drivers/gpu/drm/i915/i915_debugfs.c
+++ b/drivers/gpu/drm/i915/i915_debugfs.c
@@ -2165,7 +2165,6 @@ static void gen6_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 drm_file *file;
int i;
if (INTEL_INFO(dev)->gen == 6)
@@ -2189,14 +2188,6 @@ static void gen6_ppgtt_info(struct seq_file *m, struct drm_device *dev)
ppgtt->debug_dump(ppgtt, m);
}
-
- list_for_each_entry_reverse(file, &dev->filelist, lhead) {
- struct drm_i915_file_private *file_priv = file->driver_priv;
-
- seq_printf(m, "proc: %s\n",
- get_pid_task(file->pid, PIDTYPE_PID)->comm);
- idr_for_each(&file_priv->context_idr, per_file_ctx, m);
- }
}
static int i915_ppgtt_info(struct seq_file *m, void *data)
@@ -2204,6 +2195,7 @@ static int i915_ppgtt_info(struct seq_file *m, void *data)
struct drm_info_node *node = m->private;
struct drm_device *dev = node->minor->dev;
struct drm_i915_private *dev_priv = dev->dev_private;
+ struct drm_file *file;
int ret = mutex_lock_interruptible(&dev->struct_mutex);
if (ret)
@@ -2215,6 +2207,15 @@ static int i915_ppgtt_info(struct seq_file *m, void *data)
else if (INTEL_INFO(dev)->gen >= 6)
gen6_ppgtt_info(m, dev);
+ list_for_each_entry_reverse(file, &dev->filelist, lhead) {
+ struct drm_i915_file_private *file_priv = file->driver_priv;
+
+ seq_printf(m, "\nproc: %s\n",
+ get_pid_task(file->pid, PIDTYPE_PID)->comm);
+ idr_for_each(&file_priv->context_idr, per_file_ctx,
+ (void *)(unsigned long)m);
+ }
+
intel_runtime_pm_put(dev_priv);
mutex_unlock(&dev->struct_mutex);
diff --git a/drivers/gpu/drm/i915/i915_gem_gtt.c b/drivers/gpu/drm/i915/i915_gem_gtt.c
index ecfb62a..1edcc17 100644
--- a/drivers/gpu/drm/i915/i915_gem_gtt.c
+++ b/drivers/gpu/drm/i915/i915_gem_gtt.c
@@ -2125,6 +2125,38 @@ static void gen8_ggtt_clear_range(struct i915_address_space *vm,
readl(gtt_base);
}
+void gen8_for_every_pdpe_pde(struct i915_hw_ppgtt *ppgtt,
+ void (*callback)(struct i915_page_directory_pointer_entry *pdp,
+ struct i915_page_directory_entry *pd,
+ struct i915_page_table_entry *pt,
+ unsigned pdpe,
+ unsigned pde,
+ void *data),
+ void *data)
+{
+ uint64_t start = ppgtt->base.start;
+ uint64_t length = ppgtt->base.total;
+ uint64_t pdpe, pde, temp;
+
+ struct i915_page_directory_entry *pd;
+ struct i915_page_table_entry *pt;
+
+ gen8_for_each_pdpe(pd, &ppgtt->pdp, start, length, temp, pdpe) {
+ uint64_t pd_start = start, pd_length = length;
+ int i;
+
+ if (pd == NULL) {
+ for (i = 0; i < GEN8_PDES_PER_PAGE; i++)
+ callback(&ppgtt->pdp, NULL, NULL, pdpe, i, data);
+ continue;
+ }
+
+ gen8_for_each_pde(pt, pd, pd_start, pd_length, temp, pde) {
+ callback(&ppgtt->pdp, pd, pt, pdpe, pde, data);
+ }
+ }
+}
+
static void gen6_ggtt_clear_range(struct i915_address_space *vm,
uint64_t start,
uint64_t length,
diff --git a/drivers/gpu/drm/i915/i915_gem_gtt.h b/drivers/gpu/drm/i915/i915_gem_gtt.h
index a33c6e9..144858e 100644
--- a/drivers/gpu/drm/i915/i915_gem_gtt.h
+++ b/drivers/gpu/drm/i915/i915_gem_gtt.h
@@ -483,6 +483,15 @@ static inline size_t gen8_pde_count(uint64_t addr, uint64_t length)
return i915_pde_index(end, GEN8_PDE_SHIFT) - i915_pde_index(addr, GEN8_PDE_SHIFT);
}
+void gen8_for_every_pdpe_pde(struct i915_hw_ppgtt *ppgtt,
+ void (*callback)(struct i915_page_directory_pointer_entry *pdp,
+ struct i915_page_directory_entry *pd,
+ struct i915_page_table_entry *pt,
+ unsigned pdpe,
+ unsigned pde,
+ void *data),
+ void *data);
+
