diff options
Diffstat (limited to 'drivers/gpu/drm/i915/gt/intel_reset.c')
| -rw-r--r-- | drivers/gpu/drm/i915/gt/intel_reset.c | 33 |
1 files changed, 17 insertions, 16 deletions
diff --git a/drivers/gpu/drm/i915/gt/intel_reset.c b/drivers/gpu/drm/i915/gt/intel_reset.c index 61410cd62927..a377c4588aaa 100644 --- a/drivers/gpu/drm/i915/gt/intel_reset.c +++ b/drivers/gpu/drm/i915/gt/intel_reset.c @@ -1,6 +1,5 @@ +// SPDX-License-Identifier: MIT /* - * SPDX-License-Identifier: MIT - * * Copyright © 2008-2018 Intel Corporation */ @@ -178,7 +177,7 @@ static int i915_do_reset(struct intel_gt *gt, intel_engine_mask_t engine_mask, unsigned int retry) { - struct pci_dev *pdev = gt->i915->drm.pdev; + struct pci_dev *pdev = to_pci_dev(gt->i915->drm.dev); int err; /* Assert reset for at least 20 usec, and wait for acknowledgement. */ @@ -207,7 +206,7 @@ static int g33_do_reset(struct intel_gt *gt, intel_engine_mask_t engine_mask, unsigned int retry) { - struct pci_dev *pdev = gt->i915->drm.pdev; + struct pci_dev *pdev = to_pci_dev(gt->i915->drm.dev); pci_write_config_byte(pdev, I915_GDRST, GRDOM_RESET_ENABLE); return wait_for_atomic(g4x_reset_complete(pdev), 50); @@ -217,7 +216,7 @@ static int g4x_do_reset(struct intel_gt *gt, intel_engine_mask_t engine_mask, unsigned int retry) { - struct pci_dev *pdev = gt->i915->drm.pdev; + struct pci_dev *pdev = to_pci_dev(gt->i915->drm.dev); struct intel_uncore *uncore = gt->uncore; int ret; @@ -787,18 +786,15 @@ static void reset_finish(struct intel_gt *gt, intel_engine_mask_t awake) static void nop_submit_request(struct i915_request *request) { - struct intel_engine_cs *engine = request->engine; - unsigned long flags; - RQ_TRACE(request, "-EIO\n"); - i915_request_set_error_once(request, -EIO); - spin_lock_irqsave(&engine->active.lock, flags); - __i915_request_submit(request); - i915_request_mark_complete(request); - spin_unlock_irqrestore(&engine->active.lock, flags); + request = i915_request_mark_eio(request); + if (request) { + i915_request_submit(request); + intel_engine_signal_breadcrumbs(request->engine); - intel_engine_signal_breadcrumbs(engine); + i915_request_put(request); + } } static void __intel_gt_set_wedged(struct intel_gt *gt) @@ -974,8 +970,6 @@ static int do_reset(struct intel_gt *gt, intel_engine_mask_t stalled_mask) { int err, i; - gt_revoke(gt); - err = __intel_gt_reset(gt, ALL_ENGINES); for (i = 0; err && i < RESET_MAX_RETRIES; i++) { msleep(10 * (i + 1)); @@ -1030,6 +1024,13 @@ void intel_gt_reset(struct intel_gt *gt, might_sleep(); GEM_BUG_ON(!test_bit(I915_RESET_BACKOFF, >->reset.flags)); + + /* + * FIXME: Revoking cpu mmap ptes cannot be done from a dma_fence + * critical section like gpu reset. + */ + gt_revoke(gt); + mutex_lock(>->reset.mutex); /* Clear any previous failed attempts at recovery. Time to try again. */ |