From: Lukasz Fiedorowicz <lukasz.fiedorowicz@xxxxxxxxx> Debugfs i915_gem_object is extended to enable the IGTs to detect the LMEM's availability and the total size of LMEM. Signed-off-by: Lukasz Fiedorowicz <lukasz.fiedorowicz@xxxxxxxxx> Signed-off-by: Matthew Auld <matthew.auld@xxxxxxxxx> Signed-off-by: Stuart Summers <stuart.summers@xxxxxxxxx> Signed-off-by: Ramalingam C <ramalingam.c@xxxxxxxxx> Cc: Joonas Lahtinen <joonas.lahtinen@xxxxxxxxxxxxxxx> cc: Chris Wilson <chris@xxxxxxxxxxxxxxxxxx> --- drivers/gpu/drm/i915/i915_debugfs.c | 6 +++++- drivers/gpu/drm/i915/intel_memory_region.c | 5 ++++- drivers/gpu/drm/i915/intel_memory_region.h | 3 +++ 3 files changed, 12 insertions(+), 2 deletions(-) diff --git a/drivers/gpu/drm/i915/i915_debugfs.c b/drivers/gpu/drm/i915/i915_debugfs.c index d28468eaed57..856ded8cd332 100644 --- a/drivers/gpu/drm/i915/i915_debugfs.c +++ b/drivers/gpu/drm/i915/i915_debugfs.c @@ -373,7 +373,11 @@ static int i915_gem_object_info(struct seq_file *m, void *data) atomic_read(&i915->mm.free_count), i915->mm.shrink_memory); - seq_putc(m, '\n'); + if (HAS_LMEM(i915)) { + seq_printf(m, "LMEM total: %llu bytes, available %llu bytes\n", + (u64)i915->mm.regions[INTEL_REGION_LMEM]->total, + (u64)i915->mm.regions[INTEL_REGION_LMEM]->avail); + } print_context_stats(m, i915); diff --git a/drivers/gpu/drm/i915/intel_memory_region.c b/drivers/gpu/drm/i915/intel_memory_region.c index e24c280e5930..15e539de0a82 100644 --- a/drivers/gpu/drm/i915/intel_memory_region.c +++ b/drivers/gpu/drm/i915/intel_memory_region.c @@ -37,7 +37,7 @@ __intel_memory_region_put_pages_buddy(struct intel_memory_region *mem, struct list_head *blocks) { mutex_lock(&mem->mm_lock); - intel_memory_region_free_pages(mem, blocks); + mem->avail += intel_memory_region_free_pages(mem, blocks); mutex_unlock(&mem->mm_lock); } @@ -106,6 +106,7 @@ __intel_memory_region_get_pages_buddy(struct intel_memory_region *mem, break; } while (1); + mem->avail -= size; mutex_unlock(&mem->mm_lock); return 0; @@ -164,6 +165,8 @@ intel_memory_region_create(struct drm_i915_private *i915, mem->io_start = io_start; mem->min_page_size = min_page_size; mem->ops = ops; + mem->total = size; + mem->avail = mem->total; mutex_init(&mem->objects.lock); INIT_LIST_HEAD(&mem->objects.list); diff --git a/drivers/gpu/drm/i915/intel_memory_region.h b/drivers/gpu/drm/i915/intel_memory_region.h index 238722009677..da56d8ff1b01 100644 --- a/drivers/gpu/drm/i915/intel_memory_region.h +++ b/drivers/gpu/drm/i915/intel_memory_region.h @@ -94,6 +94,9 @@ struct intel_memory_region { struct list_head list; struct list_head purgeable; } objects; + + resource_size_t total; + resource_size_t avail; }; int intel_memory_region_init_buddy(struct intel_memory_region *mem); -- 2.20.1 _______________________________________________ Intel-gfx mailing list Intel-gfx@xxxxxxxxxxxxxxxxxxxxx https://lists.freedesktop.org/mailman/listinfo/intel-gfx