From 2ab1fe53e298fd2ca6491c73a8d306cc042cd2f0 Mon Sep 17 00:00:00 2001 From: =?utf8?q?Ville=20Syrj=C3=A4l=C3=A4?= Date: Sat, 3 Feb 2024 00:43:26 +0200 Subject: [PATCH] drm/i915: Print memory region info during probe MIME-Version: 1.0 Content-Type: text/plain; charset=utf8 Content-Transfer-Encoding: 8bit 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 Reviewed-by: Nirmoy Das Tested-by: Paz Zcharya Signed-off-by: Ville Syrjälä Link: https://patchwork.freedesktop.org/patch/msgid/20240202224340.30647-3-ville.syrjala@linux.intel.com --- drivers/gpu/drm/i915/intel_memory_region.c | 18 ++++++++++++++++++ 1 file changed, 18 insertions(+) diff --git a/drivers/gpu/drm/i915/intel_memory_region.c b/drivers/gpu/drm/i915/intel_memory_region.c index b2708f8cac2a1..52d998e5c21ad 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: -- 2.30.2