diff options
| author | Lucas De Marchi <lucas.demarchi@intel.com> | 2023-05-26 09:43:44 -0700 |
|---|---|---|
| committer | Rodrigo Vivi <rodrigo.vivi@intel.com> | 2023-12-19 18:34:02 -0500 |
| commit | 40a627cafe02d44d24fa800b1d93c5d17b4649a5 (patch) | |
| tree | 671f881c653dc30823133061cacaed510b00a69f /drivers | |
| parent | 49d329a0824df79bb04d720ccdc9dbc257ec7e6b (diff) | |
| download | lwn-40a627cafe02d44d24fa800b1d93c5d17b4649a5.tar.gz lwn-40a627cafe02d44d24fa800b1d93c5d17b4649a5.zip | |
drm/xe/debugfs: Dump active workarounds
Add a "workarounds" node in debugfs that can dump all the active
workarounds using the information recorded by rtp infra when those
workarounds were processed.
v2: move workarounds to be reported per-GT
Reviewed-by: Matt Roper <matthew.d.roper@intel.com>
Link: https://lore.kernel.org/r/20230526164358.86393-8-lucas.demarchi@intel.com
Signed-off-by: Lucas De Marchi <lucas.demarchi@intel.com>
Signed-off-by: Rodrigo Vivi <rodrigo.vivi@intel.com>
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/gpu/drm/xe/xe_gt_debugfs.c | 12 | ||||
| -rw-r--r-- | drivers/gpu/drm/xe/xe_wa.c | 17 | ||||
| -rw-r--r-- | drivers/gpu/drm/xe/xe_wa.h | 2 |
3 files changed, 31 insertions, 0 deletions
diff --git a/drivers/gpu/drm/xe/xe_gt_debugfs.c b/drivers/gpu/drm/xe/xe_gt_debugfs.c index 8bf441e850a0..339ecd5fad9b 100644 --- a/drivers/gpu/drm/xe/xe_gt_debugfs.c +++ b/drivers/gpu/drm/xe/xe_gt_debugfs.c @@ -19,6 +19,7 @@ #include "xe_reg_sr.h" #include "xe_reg_whitelist.h" #include "xe_uc_debugfs.h" +#include "xe_wa.h" static struct xe_gt *node_to_gt(struct drm_info_node *node) { @@ -127,6 +128,16 @@ static int register_save_restore(struct seq_file *m, void *data) return 0; } +static int workarounds(struct seq_file *m, void *data) +{ + struct xe_gt *gt = node_to_gt(m->private); + struct drm_printer p = drm_seq_file_printer(m); + + xe_wa_dump(gt, &p); + + return 0; +} + static const struct drm_info_list debugfs_list[] = { {"hw_engines", hw_engines, 0}, {"force_reset", force_reset, 0}, @@ -135,6 +146,7 @@ static const struct drm_info_list debugfs_list[] = { {"steering", steering, 0}, {"ggtt", ggtt, 0}, {"register-save-restore", register_save_restore, 0}, + {"workarounds", workarounds, 0}, }; void xe_gt_debugfs_register(struct xe_gt *gt) diff --git a/drivers/gpu/drm/xe/xe_wa.c b/drivers/gpu/drm/xe/xe_wa.c index 665714abc5f0..910579453316 100644 --- a/drivers/gpu/drm/xe/xe_wa.c +++ b/drivers/gpu/drm/xe/xe_wa.c @@ -651,3 +651,20 @@ int xe_wa_init(struct xe_gt *gt) return 0; } + +void xe_wa_dump(struct xe_gt *gt, struct drm_printer *p) +{ + size_t idx; + + drm_printf(p, "GT Workarounds\n"); + for_each_set_bit(idx, gt->wa_active.gt, ARRAY_SIZE(gt_was)) + drm_printf_indent(p, 1, "%s\n", gt_was[idx].name); + + drm_printf(p, "\nEngine Workarounds\n"); + for_each_set_bit(idx, gt->wa_active.engine, ARRAY_SIZE(engine_was)) + drm_printf_indent(p, 1, "%s\n", engine_was[idx].name); + + drm_printf(p, "\nLRC Workarounds\n"); + for_each_set_bit(idx, gt->wa_active.lrc, ARRAY_SIZE(lrc_was)) + drm_printf_indent(p, 1, "%s\n", lrc_was[idx].name); +} diff --git a/drivers/gpu/drm/xe/xe_wa.h b/drivers/gpu/drm/xe/xe_wa.h index eae05bcecc68..defefa5d9611 100644 --- a/drivers/gpu/drm/xe/xe_wa.h +++ b/drivers/gpu/drm/xe/xe_wa.h @@ -6,6 +6,7 @@ #ifndef _XE_WA_ #define _XE_WA_ +struct drm_printer; struct xe_gt; struct xe_hw_engine; @@ -15,5 +16,6 @@ void xe_wa_process_engine(struct xe_hw_engine *hwe); void xe_wa_process_lrc(struct xe_hw_engine *hwe); void xe_reg_whitelist_process_engine(struct xe_hw_engine *hwe); +void xe_wa_dump(struct xe_gt *gt, struct drm_printer *p); #endif |