[Intel-xe] [PATCH 2/2] drm/xe: Improve vram info debug printing

[Oak Zeng]

Print both device physical address range and CPU io range
of vram. Also print vram's actual size, usable size excluding
stolen memory, and CPU io accessible size.
V1:
  - Add back small BAR device info (Matt)

Signed-off-by: Oak Zeng <oak.zeng at intel.com>
Reviewed-by: Michael J. Ruhl <michael.j.ruhl at intel.com>
---
 drivers/gpu/drm/xe/xe_mmio.c | 11 ++++++-----
 1 file changed, 6 insertions(+), 5 deletions(-)

diff --git a/drivers/gpu/drm/xe/xe_mmio.c b/drivers/gpu/drm/xe/xe_mmio.c
index 41ee89247ddb..bb6823db14d4 100644
--- a/drivers/gpu/drm/xe/xe_mmio.c
+++ b/drivers/gpu/drm/xe/xe_mmio.c
@@ -286,12 +286,13 @@ int xe_mmio_probe_vram(struct xe_device *xe)
 		tile->mem.vram.usable_size = vram_size;
 		tile->mem.vram.mapping = xe->mem.vram.mapping + tile_offset;
 
-		drm_info(&xe->drm, "VRAM[%u, %u]: %pa, %pa\n", id, tile->id,
-			 &tile->mem.vram.io_start, &tile->mem.vram.usable_size);
-
 		if (tile->mem.vram.io_size < tile->mem.vram.usable_size)
-			drm_info(&xe->drm, "VRAM[%u, %u]: CPU access limited to %pa\n", id,
-				 tile->id, &tile->mem.vram.io_size);
+			drm_info(&xe->drm, "Small BAR device\n");
+		drm_info(&xe->drm, "VRAM[%u, %u]: Actual physical size %pa, usable size exclude stolen %pa, CPU accessible size %pa\n", id,
+			 tile->id, &tile->mem.vram.actual_physical_size, &tile->mem.vram.usable_size, &tile->mem.vram.io_size);
+		drm_info(&xe->drm, "VRAM[%u, %u]: DPA range: [%pa-%llx], io range: [%pa-%llx]\n", id, tile->id,
+			 &tile->mem.vram.dpa_base, tile->mem.vram.dpa_base + tile->mem.vram.actual_physical_size,
+			 &tile->mem.vram.io_start, tile->mem.vram.io_start + tile->mem.vram.io_size);
 
 		/* calculate total size using tile size to get the correct HW sizing */
 		total_size += tile_size;
-- 
2.26.3