diff options
Diffstat (limited to 'drivers/gpu/drm/xe/xe_gt_idle.c')
| -rw-r--r-- | drivers/gpu/drm/xe/xe_gt_idle.c | 21 |
1 files changed, 13 insertions, 8 deletions
diff --git a/drivers/gpu/drm/xe/xe_gt_idle.c b/drivers/gpu/drm/xe/xe_gt_idle.c index ffb210216aa9..f8950a52d0a4 100644 --- a/drivers/gpu/drm/xe/xe_gt_idle.c +++ b/drivers/gpu/drm/xe/xe_gt_idle.c @@ -322,15 +322,11 @@ static void gt_idle_fini(void *arg) { struct kobject *kobj = arg; struct xe_gt *gt = kobj_to_gt(kobj->parent); - unsigned int fw_ref; xe_gt_idle_disable_pg(gt); - if (gt_to_xe(gt)->info.skip_guc_pc) { - fw_ref = xe_force_wake_get(gt_to_fw(gt), XE_FW_GT); + if (gt_to_xe(gt)->info.skip_guc_pc) xe_gt_idle_disable_c6(gt); - xe_force_wake_put(gt_to_fw(gt), fw_ref); - } sysfs_remove_files(kobj, gt_idle_attrs); kobject_put(kobj); @@ -390,14 +386,23 @@ void xe_gt_idle_enable_c6(struct xe_gt *gt) RC_CTL_HW_ENABLE | RC_CTL_TO_MODE | RC_CTL_RC6_ENABLE); } -void xe_gt_idle_disable_c6(struct xe_gt *gt) +int xe_gt_idle_disable_c6(struct xe_gt *gt) { + unsigned int fw_ref; + xe_device_assert_mem_access(gt_to_xe(gt)); - xe_force_wake_assert_held(gt_to_fw(gt), XE_FW_GT); if (IS_SRIOV_VF(gt_to_xe(gt))) - return; + return 0; + + fw_ref = xe_force_wake_get(gt_to_fw(gt), XE_FW_GT); + if (!fw_ref) + return -ETIMEDOUT; xe_mmio_write32(>->mmio, RC_CONTROL, 0); xe_mmio_write32(>->mmio, RC_STATE, 0); + + xe_force_wake_put(gt_to_fw(gt), fw_ref); + + return 0; } |