drm/i915: Print memory region info during probe
Dump the details about every memory region into dmesg at probe time.
Avoids having to dig those out from random places when debugging stuff.
Reviewed-by: Andrzej Hajda <andrzej.hajda@intel.com>
Reviewed-by: Nirmoy Das <nirmoy.das@intel.com>
Tested-by: Paz Zcharya <pazz@chromium.org>
Signed-off-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20240202224340.30647-3-ville.syrjala@linux.intel.com
diff --git a/drivers/gpu/drm/i915/intel_memory_region.c b/drivers/gpu/drm/i915/intel_memory_region.c
index b2708f8..52d998e 100644
--- a/drivers/gpu/drm/i915/intel_memory_region.c
+++ b/drivers/gpu/drm/i915/intel_memory_region.c
@@ -372,6 +372,24 @@ int intel_memory_regions_hw_probe(struct drm_i915_private *i915)
i915->mm.regions[i] = mem;
}
+ for (i = 0; i < ARRAY_SIZE(i915->mm.regions); i++) {
+ struct intel_memory_region *mem = i915->mm.regions[i];
+ u64 region_size, io_size;
+
+ if (!mem)
+ continue;
+
+ region_size = resource_size(&mem->region) >> 20;
+ io_size = resource_size(&mem->io) >> 20;
+
+ if (resource_size(&mem->io))
+ drm_dbg(&i915->drm, "Memory region(%d): %s: %llu MiB %pR, io: %llu MiB %pR\n",
+ mem->id, mem->name, region_size, &mem->region, io_size, &mem->io);
+ else
+ drm_dbg(&i915->drm, "Memory region(%d): %s: %llu MiB %pR, io: n/a\n",
+ mem->id, mem->name, region_size, &mem->region);
+ }
+
return 0;
out_cleanup:
