diff options
Diffstat (limited to 'drivers/gpu/drm/xe/xe_device.c')
| -rw-r--r-- | drivers/gpu/drm/xe/xe_device.c | 32 |
1 files changed, 32 insertions, 0 deletions
diff --git a/drivers/gpu/drm/xe/xe_device.c b/drivers/gpu/drm/xe/xe_device.c index f2f1d8ddb221..c89deffffb6d 100644 --- a/drivers/gpu/drm/xe/xe_device.c +++ b/drivers/gpu/drm/xe/xe_device.c @@ -54,6 +54,9 @@ #include "xe_vm.h" #include "xe_vram.h" #include "xe_wait_user_fence.h" +#include "xe_wa.h" + +#include <generated/xe_wa_oob.h> static int xe_file_open(struct drm_device *dev, struct drm_file *file) { @@ -820,6 +823,11 @@ void xe_device_td_flush(struct xe_device *xe) if (!IS_DGFX(xe) || GRAPHICS_VER(xe) < 20) return; + if (XE_WA(xe_root_mmio_gt(xe), 16023588340)) { + xe_device_l2_flush(xe); + return; + } + for_each_gt(gt, xe, id) { if (xe_gt_is_media_type(gt)) continue; @@ -843,6 +851,30 @@ void xe_device_td_flush(struct xe_device *xe) } } +void xe_device_l2_flush(struct xe_device *xe) +{ + struct xe_gt *gt; + int err; + + gt = xe_root_mmio_gt(xe); + + if (!XE_WA(gt, 16023588340)) + return; + + err = xe_force_wake_get(gt_to_fw(gt), XE_FW_GT); + if (err) + return; + + spin_lock(>->global_invl_lock); + xe_mmio_write32(gt, XE2_GLOBAL_INVAL, 0x1); + + if (xe_mmio_wait32(gt, XE2_GLOBAL_INVAL, 0x1, 0x0, 150, NULL, true)) + xe_gt_err_once(gt, "Global invalidation timeout\n"); + spin_unlock(>->global_invl_lock); + + xe_force_wake_put(gt_to_fw(gt), XE_FW_GT); +} + u32 xe_device_ccs_bytes(struct xe_device *xe, u64 size) { return xe_device_has_flat_ccs(xe) ? |