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drm/lima: recover task by enlarging heap buffer

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Increase heap buffer backup memory when GP receive PLBU
out of memory interrupt, then resume the task.

Reviewed-by: Vasily Khoruzhick <anarsoul@gmail.com>
Tested-by: Andreas Baierl <ichgeh@imkreisrum.de>
Signed-off-by: Qiang Yu <yuq825@gmail.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20200116131157.13346-5-yuq825@gmail.com
This commit is contained in:
Qiang Yu
2020-01-16 21:11:56 +08:00
parent 6aebc51d7a
commit 2081e8dcf1
5 changed files with 97 additions and 6 deletions
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1
drivers/gpu/drm/lima/lima_mmu.h
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@@ -10,6 +10,7 @@ struct lima_vm;
int lima_mmu_init(struct lima_ip *ip);
void lima_mmu_fini(struct lima_ip *ip);
void lima_mmu_flush_tlb(struct lima_ip *ip);
void lima_mmu_switch_vm(struct lima_ip *ip, struct lima_vm *vm);
void lima_mmu_page_fault_resume(struct lima_ip *ip);