drm/xe/pat: Print PAT_ATS during register dump

For Xe2 and beyond we miss printing PAT_ATS register.

Signed-off-by: Zbigniew Kempczyński <zbigniew.kempczynski@intel.com>
Cc: Matthew Auld <matthew.auld@intel.com>
Reviewed-by: Matthew Auld <matthew.auld@intel.com>
Link: https://patch.msgid.link/20260331134330.2535519-2-zbigniew.kempczynski@intel.com
Signed-off-by: Matt Roper <matthew.d.roper@intel.com>

diff --git a/drivers/gpu/drm/xe/xe_pat.c b/drivers/gpu/drm/xe/xe_pat.c
index 356f53bdb83c44506a9d3884ab0d64ea4ee66f14..75aaae7b003d02e398b23a430dece21ce36e1110 100644 (file)
--- a/drivers/gpu/drm/xe/xe_pat.c
+++ b/drivers/gpu/drm/xe/xe_pat.c
@@ -531,6 +531,14 @@ static int xe2_dump(struct xe_gt *gt, struct drm_printer *p)
        drm_printf(p, "Page Table Access:\n");
        xe->pat.ops->entry_dump(p, "PTA_MODE", pat, false);
 
+       if (xe_gt_is_media_type(gt))
+               pat = xe_mmio_read32(&gt->mmio, XE_REG(_PAT_ATS));
+       else
+               pat = xe_gt_mcr_unicast_read_any(gt, XE_REG_MCR(_PAT_ATS));
+
+       drm_printf(p, "PCIe ATS/PASID:\n");
+       xe->pat.ops->entry_dump(p, "PAT_ATS ", pat, false);
+
        return 0;
 }