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| author | Qiang Yu <yuq825@gmail.com> | 2020-01-16 21:11:56 +0800 |
|---|---|---|
| committer | Qiang Yu <yuq825@gmail.com> | 2020-01-27 22:01:15 +0800 |
| commit | 2081e8dcf1ee7170c67c0891da5487ac7091d2df (patch) | |
| tree | 9484b5fd71f566361ec48fdefcae2a7053feff8c /drivers/gpu/drm/lima/lima_mmu.c | |
| parent | 6aebc51d7aeff5a30d86485f320f0c871b5f23a4 (diff) | |
| download | linux-2081e8dcf1ee7170c67c0891da5487ac7091d2df.tar.gz linux-2081e8dcf1ee7170c67c0891da5487ac7091d2df.tar.bz2 linux-2081e8dcf1ee7170c67c0891da5487ac7091d2df.zip | |
drm/lima: recover task by enlarging heap buffer
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
Diffstat (limited to 'drivers/gpu/drm/lima/lima_mmu.c')
| -rw-r--r-- | drivers/gpu/drm/lima/lima_mmu.c | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/drivers/gpu/drm/lima/lima_mmu.c b/drivers/gpu/drm/lima/lima_mmu.c index 97ec09dee572..f79d2af427e7 100644 --- a/drivers/gpu/drm/lima/lima_mmu.c +++ b/drivers/gpu/drm/lima/lima_mmu.c @@ -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; |