Unverified Commit f096e117 authored by openeuler-ci-bot's avatar openeuler-ci-bot Committed by Gitee
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!12940 virtCCA feature: GPU supports maximum 1G page table mapping 

Merge Pull Request from: @bob_1211 
 
GPU supports maximum 1G page table mapping 
 
Link:https://gitee.com/openeuler/kernel/pulls/12940

 

Reviewed-by: default avatarZhang Jianhua <chris.zjh@huawei.com>
Signed-off-by: default avatarZhang Peng <zhangpeng362@huawei.com>
parents b4999c40 7f1652ef

arch/arm64/include/asm/kvm_tmm.h

+1 −1
Original line number Diff line number Diff line
@@ -129,7 +129,7 @@ bool is_virtcca_iova_need_vfio_dma(struct kvm *kvm, uint64_t iova); 
#define CVM_L2_BLOCK_SIZE	BIT(CVM_TTT_LEVEL_SHIFT(2))



#define TMM_GRANULE_SIZE2		12

#define TMM_TTT_WIDTH			19

#define TMM_TTT_WIDTH			9

#define TMM_GRANULE_SIZE		(1UL << TMM_GRANULE_SIZE2)

#define tmm_granule_size(level)	(TMM_GRANULE_SIZE << ((3 - level)) * TMM_TTT_WIDTH)