disable FB

hc

2024-01-04 1543e317f1da31b75942316931e8f491a8920811

 kernel/drivers/gpu/arm/bifrost/mmu/backend/mali_kbase_mmu_jm.c
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@@ -1,7 +1,7 @@
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 // SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note
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 /*
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  *
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- * (C) COPYRIGHT 2019-2021 ARM Limited. All rights reserved.
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+ * (C) COPYRIGHT 2019-2023 ARM Limited. All rights reserved.
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  *
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  * This program is free software and is provided to you under the terms of the
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  * GNU General Public License version 2 as published by the Free Software
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@@ -63,15 +63,16 @@
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 	u32 const exception_data = (status >> 8) & 0xFFFFFF;
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 	int const as_no = as->number;
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 	unsigned long flags;
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+	const uintptr_t fault_addr = fault->addr;
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 	/* terminal fault, print info about the fault */
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 	dev_err(kbdev->dev,
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-		"GPU bus fault in AS%d at VA 0x%016llX\n"
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+		"GPU bus fault in AS%d at PA %pK\n"
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 		"raw fault status: 0x%X\n"
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 		"exception type 0x%X: %s\n"
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 		"exception data 0x%X\n"
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 		"pid: %d\n",
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-		as_no, fault->addr,
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+		as_no, (void *)fault_addr,
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 		status,
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 		exception_type, kbase_gpu_exception_name(exception_type),
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 		exception_data,
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@@ -94,6 +95,7 @@
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 				 KBASE_MMU_FAULT_TYPE_BUS_UNEXPECTED);
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 	kbase_mmu_hw_enable_fault(kbdev, as,
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 				 KBASE_MMU_FAULT_TYPE_BUS_UNEXPECTED);
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+
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 }
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 /*
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@@ -185,6 +187,7 @@
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 			KBASE_MMU_FAULT_TYPE_PAGE_UNEXPECTED);
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 	kbase_mmu_hw_enable_fault(kbdev, as,
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 			KBASE_MMU_FAULT_TYPE_PAGE_UNEXPECTED);
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+
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 }
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 /**
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@@ -240,13 +243,13 @@
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 		 * hw counters dumping in progress, signal the
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 		 * other thread that it failed
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 		 */
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-  		spin_lock_irqsave(&kbdev->hwcnt.lock, flags);
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+		spin_lock_irqsave(&kbdev->hwcnt.lock, flags);
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 		if ((kbdev->hwcnt.kctx == kctx) &&
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 		    (kbdev->hwcnt.backend.state ==
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 					KBASE_INSTR_STATE_DUMPING))
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-			kbdev->hwcnt.backend.state =
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-						KBASE_INSTR_STATE_FAULT;
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-  		spin_unlock_irqrestore(&kbdev->hwcnt.lock, flags);
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+			kbdev->hwcnt.backend.state = KBASE_INSTR_STATE_FAULT;
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+
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+		spin_unlock_irqrestore(&kbdev->hwcnt.lock, flags);
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 		/*
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 		 * Stop the kctx from submitting more jobs and cause it
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@@ -326,7 +329,7 @@
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 	while (bf_bits | pf_bits) {
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 		struct kbase_as *as;
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-		int as_no;
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+		unsigned int as_no;
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 		struct kbase_context *kctx;
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 		struct kbase_fault *fault;
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@@ -421,13 +424,14 @@
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 	return kbase_job_slot_softstop_start_rp(kctx, reg);
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 }
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-int kbase_mmu_as_init(struct kbase_device *kbdev, int i)
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+int kbase_mmu_as_init(struct kbase_device *kbdev, unsigned int i)
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 {
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 	kbdev->as[i].number = i;
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 	kbdev->as[i].bf_data.addr = 0ULL;
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 	kbdev->as[i].pf_data.addr = 0ULL;
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+	kbdev->as[i].is_unresponsive = false;
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-	kbdev->as[i].pf_wq = alloc_workqueue("mali_mmu%d", 0, 1, i);
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+	kbdev->as[i].pf_wq = alloc_workqueue("mali_mmu%u", 0, 1, i);
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 	if (!kbdev->as[i].pf_wq)
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 		return -ENOMEM;
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