diff options
| author | Lucas Stach <[email protected]> | 2021-08-20 22:18:27 +0200 |
|---|---|---|
| committer | Lucas Stach <[email protected]> | 2021-09-16 10:35:24 +0200 |
| commit | 725cbc7884c37f3b4f1777bc1aea6432cded8ca5 (patch) | |
| tree | 29535db17b1ec559f2237a68f31dbcf2ed3f0c00 | |
| parent | 8f3eea9d01d7b0f95b0fe04187c0059019ada85b (diff) | |
drm/etnaviv: exec and MMU state is lost when resetting the GPU
When the GPU is reset both the current exec state, as well as all MMU
state is lost. Move the driver side state tracking into the reset function
to keep hardware and software state from diverging.
Cc: [email protected] # 5.4
Signed-off-by: Lucas Stach <[email protected]>
Tested-by: Michael Walle <[email protected]>
Tested-by: Marek Vasut <[email protected]>
Reviewed-by: Christian Gmeiner <[email protected]>
| -rw-r--r-- | drivers/gpu/drm/etnaviv/etnaviv_gpu.c | 5 |
1 files changed, 2 insertions, 3 deletions
diff --git a/drivers/gpu/drm/etnaviv/etnaviv_gpu.c b/drivers/gpu/drm/etnaviv/etnaviv_gpu.c index 0757dcbe6913..3d64bc3cc604 100644 --- a/drivers/gpu/drm/etnaviv/etnaviv_gpu.c +++ b/drivers/gpu/drm/etnaviv/etnaviv_gpu.c @@ -570,6 +570,8 @@ static int etnaviv_hw_reset(struct etnaviv_gpu *gpu) etnaviv_gpu_update_clock(gpu); gpu->fe_running = false; + gpu->exec_state = -1; + gpu->mmu_context = NULL; return 0; } @@ -836,7 +838,6 @@ int etnaviv_gpu_init(struct etnaviv_gpu *gpu) /* Now program the hardware */ mutex_lock(&gpu->lock); etnaviv_gpu_hw_init(gpu); - gpu->exec_state = -1; mutex_unlock(&gpu->lock); pm_runtime_mark_last_busy(gpu->dev); @@ -1061,8 +1062,6 @@ void etnaviv_gpu_recover_hang(struct etnaviv_gpu *gpu) spin_unlock(&gpu->event_spinlock); etnaviv_gpu_hw_init(gpu); - gpu->exec_state = -1; - gpu->mmu_context = NULL; mutex_unlock(&gpu->lock); pm_runtime_mark_last_busy(gpu->dev); |