accel/ivpu: Improve recovery and reset support
authorJacek Lawrynowicz <jacek.lawrynowicz@linux.intel.com>
Mon, 22 Jan 2024 12:09:45 +0000 (13:09 +0100)
committerJacek Lawrynowicz <jacek.lawrynowicz@linux.intel.com>
Thu, 25 Jan 2024 09:17:37 +0000 (10:17 +0100)
commit27d19268cf394f2c78db732be0cb31852eeadb0a
tree6df6f6cd1a5e11abbade64dad1ef018359923db3
parent264b271d12d0af794f3d1dc3793e6589fae8c66c
accel/ivpu: Improve recovery and reset support

  - Synchronize job submission with reset/recovery using reset_lock
  - Always print recovery reason and call diagnose_failure()
  - Don't allow for autosupend during recovery
  - Prevent immediate autosuspend after reset/recovery
  - Prevent force_recovery for issuing TDR when device is suspended
  - Reset VPU instead triggering recovery after changing debugfs params

Signed-off-by: Jacek Lawrynowicz <jacek.lawrynowicz@linux.intel.com>
Reviewed-by: Wachowski, Karol <karol.wachowski@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20240122120945.1150728-4-jacek.lawrynowicz@linux.intel.com
drivers/accel/ivpu/ivpu_debugfs.c
drivers/accel/ivpu/ivpu_hw_37xx.c
drivers/accel/ivpu/ivpu_hw_40xx.c
drivers/accel/ivpu/ivpu_ipc.c
drivers/accel/ivpu/ivpu_job.c
drivers/accel/ivpu/ivpu_mmu.c
drivers/accel/ivpu/ivpu_pm.c
drivers/accel/ivpu/ivpu_pm.h