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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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5
drivers/gpu/drm/lima/lima_mmu.c
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@@ -99,6 +99,11 @@ void lima_mmu_fini(struct lima_ip *ip)
}
void lima_mmu_flush_tlb(struct lima_ip *ip)
{
mmu_write(LIMA_MMU_COMMAND, LIMA_MMU_COMMAND_ZAP_CACHE);
}
void lima_mmu_switch_vm(struct lima_ip *ip, struct lima_vm *vm)
{
struct lima_device *dev = ip->dev;