#include "xe_gt_topology.h"
#include "xe_hw_engine.h"
#include "xe_macros.h"
+#include "xe_reg_sr.h"
+#include "xe_reg_whitelist.h"
#include "xe_uc_debugfs.h"
static struct xe_gt *node_to_gt(struct drm_info_node *node)
return xe_ggtt_dump(gt->mem.ggtt, &p);
}
+static int register_save_restore(struct seq_file *m, void *data)
+{
+ struct xe_gt *gt = node_to_gt(m->private);
+ struct drm_printer p = drm_seq_file_printer(m);
+ struct xe_hw_engine *hwe;
+ enum xe_hw_engine_id id;
+
+ xe_reg_sr_dump(>->reg_sr, &p);
+ drm_printf(&p, "\n");
+
+ drm_printf(&p, "Engine\n");
+ for_each_hw_engine(hwe, gt, id)
+ xe_reg_sr_dump(&hwe->reg_sr, &p);
+ drm_printf(&p, "\n");
+
+ drm_printf(&p, "LRC\n");
+ for_each_hw_engine(hwe, gt, id)
+ xe_reg_sr_dump(&hwe->reg_lrc, &p);
+ drm_printf(&p, "\n");
+
+ drm_printf(&p, "Whitelist\n");
+ for_each_hw_engine(hwe, gt, id)
+ xe_reg_whitelist_dump(&hwe->reg_whitelist, &p);
+
+ return 0;
+}
+
static const struct drm_info_list debugfs_list[] = {
{"hw_engines", hw_engines, 0},
{"force_reset", force_reset, 0},
{"topology", topology, 0},
{"steering", steering, 0},
{"ggtt", ggtt, 0},
+ {"register-save-restore", register_save_restore, 0},
};
void xe_gt_debugfs_register(struct xe_gt *gt)
err_force_wake:
drm_err(&xe->drm, "Failed to apply, err=%d\n", err);
}
+
+/**
+ * xe_reg_sr_dump - print all save/restore entries
+ * @sr: Save/restore entries
+ * @p: DRM printer
+ */
+void xe_reg_sr_dump(struct xe_reg_sr *sr, struct drm_printer *p)
+{
+ struct xe_reg_sr_entry *entry;
+ unsigned long reg;
+
+ if (!sr->name || xa_empty(&sr->xa))
+ return;
+
+ drm_printf(p, "%s\n", sr->name);
+ xa_for_each(&sr->xa, reg, entry)
+ drm_printf(p, "\tREG[0x%lx] clr=0x%08x set=0x%08x masked=%s mcr=%s\n",
+ reg, entry->clr_bits, entry->set_bits,
+ str_yes_no(entry->masked_reg),
+ str_yes_no(entry->reg_type == XE_RTP_REG_MCR));
+}
deny ? "deny" : "allow",
access_str);
}
+
+/**
+ * xe_reg_whitelist_dump - print all whitelist entries
+ * @sr: Save/restore entries
+ * @p: DRM printer
+ */
+void xe_reg_whitelist_dump(struct xe_reg_sr *sr, struct drm_printer *p)
+{
+ struct xe_reg_sr_entry *entry;
+ unsigned long reg;
+
+ if (!sr->name || xa_empty(&sr->xa))
+ return;
+
+ drm_printf(p, "%s\n", sr->name);
+ xa_for_each(&sr->xa, reg, entry)
+ xe_reg_whitelist_print_entry(p, 1, reg, entry);
+}