diff options
Diffstat (limited to 'drivers/gpu/drm/xe/xe_gt_debugfs.c')
| -rw-r--r-- | drivers/gpu/drm/xe/xe_gt_debugfs.c | 74 |
1 files changed, 55 insertions, 19 deletions
diff --git a/drivers/gpu/drm/xe/xe_gt_debugfs.c b/drivers/gpu/drm/xe/xe_gt_debugfs.c index 8f95d3a5949b..119a55bb7580 100644 --- a/drivers/gpu/drm/xe/xe_gt_debugfs.c +++ b/drivers/gpu/drm/xe/xe_gt_debugfs.c @@ -15,6 +15,7 @@ #include "xe_ggtt.h" #include "xe_gt.h" #include "xe_gt_mcr.h" +#include "xe_gt_idle.h" #include "xe_gt_sriov_pf_debugfs.h" #include "xe_gt_sriov_vf_debugfs.h" #include "xe_gt_stats.h" @@ -29,6 +30,7 @@ #include "xe_reg_sr.h" #include "xe_reg_whitelist.h" #include "xe_sriov.h" +#include "xe_tuning.h" #include "xe_uc_debugfs.h" #include "xe_wa.h" @@ -89,24 +91,35 @@ static int hw_engines(struct xe_gt *gt, struct drm_printer *p) struct xe_device *xe = gt_to_xe(gt); struct xe_hw_engine *hwe; enum xe_hw_engine_id id; - int err; + unsigned int fw_ref; + int ret = 0; xe_pm_runtime_get(xe); - err = xe_force_wake_get(gt_to_fw(gt), XE_FORCEWAKE_ALL); - if (err) { - xe_pm_runtime_put(xe); - return err; + fw_ref = xe_force_wake_get(gt_to_fw(gt), XE_FORCEWAKE_ALL); + if (!xe_force_wake_ref_has_domain(fw_ref, XE_FORCEWAKE_ALL)) { + ret = -ETIMEDOUT; + goto fw_put; } for_each_hw_engine(hwe, gt, id) xe_hw_engine_print(hwe, p); - err = xe_force_wake_put(gt_to_fw(gt), XE_FORCEWAKE_ALL); +fw_put: + xe_force_wake_put(gt_to_fw(gt), fw_ref); xe_pm_runtime_put(xe); - if (err) - return err; - return 0; + return ret; +} + +static int powergate_info(struct xe_gt *gt, struct drm_printer *p) +{ + int ret; + + xe_pm_runtime_get(gt_to_xe(gt)); + ret = xe_gt_idle_pg_print(gt, p); + xe_pm_runtime_put(gt_to_xe(gt)); + + return ret; } static int force_reset(struct xe_gt *gt, struct drm_printer *p) @@ -121,11 +134,9 @@ static int force_reset(struct xe_gt *gt, struct drm_printer *p) static int force_reset_sync(struct xe_gt *gt, struct drm_printer *p) { xe_pm_runtime_get(gt_to_xe(gt)); - xe_gt_reset_async(gt); + xe_gt_reset(gt); xe_pm_runtime_put(gt_to_xe(gt)); - flush_work(>->reset.worker); - return 0; } @@ -208,6 +219,15 @@ static int workarounds(struct xe_gt *gt, struct drm_printer *p) return 0; } +static int tunings(struct xe_gt *gt, struct drm_printer *p) +{ + xe_pm_runtime_get(gt_to_xe(gt)); + xe_tuning_dump(gt, p); + xe_pm_runtime_put(gt_to_xe(gt)); + + return 0; +} + static int pat(struct xe_gt *gt, struct drm_printer *p) { xe_pm_runtime_get(gt_to_xe(gt)); @@ -280,18 +300,20 @@ static int hwconfig(struct xe_gt *gt, struct drm_printer *p) return 0; } -static const struct drm_info_list debugfs_list[] = { - {"hw_engines", .show = xe_gt_debugfs_simple_show, .data = hw_engines}, +/* + * only for GT debugfs files which can be safely used on the VF as well: + * - without access to the GT privileged registers + * - without access to the PF specific data + */ +static const struct drm_info_list vf_safe_debugfs_list[] = { {"force_reset", .show = xe_gt_debugfs_simple_show, .data = force_reset}, {"force_reset_sync", .show = xe_gt_debugfs_simple_show, .data = force_reset_sync}, {"sa_info", .show = xe_gt_debugfs_simple_show, .data = sa_info}, {"topology", .show = xe_gt_debugfs_simple_show, .data = topology}, - {"steering", .show = xe_gt_debugfs_simple_show, .data = steering}, {"ggtt", .show = xe_gt_debugfs_simple_show, .data = ggtt}, {"register-save-restore", .show = xe_gt_debugfs_simple_show, .data = register_save_restore}, {"workarounds", .show = xe_gt_debugfs_simple_show, .data = workarounds}, - {"pat", .show = xe_gt_debugfs_simple_show, .data = pat}, - {"mocs", .show = xe_gt_debugfs_simple_show, .data = mocs}, + {"tunings", .show = xe_gt_debugfs_simple_show, .data = tunings}, {"default_lrc_rcs", .show = xe_gt_debugfs_simple_show, .data = rcs_default_lrc}, {"default_lrc_ccs", .show = xe_gt_debugfs_simple_show, .data = ccs_default_lrc}, {"default_lrc_bcs", .show = xe_gt_debugfs_simple_show, .data = bcs_default_lrc}, @@ -301,6 +323,15 @@ static const struct drm_info_list debugfs_list[] = { {"hwconfig", .show = xe_gt_debugfs_simple_show, .data = hwconfig}, }; +/* everything else should be added here */ +static const struct drm_info_list pf_only_debugfs_list[] = { + {"hw_engines", .show = xe_gt_debugfs_simple_show, .data = hw_engines}, + {"mocs", .show = xe_gt_debugfs_simple_show, .data = mocs}, + {"pat", .show = xe_gt_debugfs_simple_show, .data = pat}, + {"powergate_info", .show = xe_gt_debugfs_simple_show, .data = powergate_info}, + {"steering", .show = xe_gt_debugfs_simple_show, .data = steering}, +}; + void xe_gt_debugfs_register(struct xe_gt *gt) { struct xe_device *xe = gt_to_xe(gt); @@ -324,10 +355,15 @@ void xe_gt_debugfs_register(struct xe_gt *gt) */ root->d_inode->i_private = gt; - drm_debugfs_create_files(debugfs_list, - ARRAY_SIZE(debugfs_list), + drm_debugfs_create_files(vf_safe_debugfs_list, + ARRAY_SIZE(vf_safe_debugfs_list), root, minor); + if (!IS_SRIOV_VF(xe)) + drm_debugfs_create_files(pf_only_debugfs_list, + ARRAY_SIZE(pf_only_debugfs_list), + root, minor); + xe_uc_debugfs_register(>->uc, root); if (IS_SRIOV_PF(xe)) |