diff options
| author | Jacek Lawrynowicz <jacek.lawrynowicz@linux.intel.com> | 2024-01-22 15:09:45 +0300 |
|---|---|---|
| committer | Jacek Lawrynowicz <jacek.lawrynowicz@linux.intel.com> | 2024-01-25 12:17:37 +0300 |
| commit | 27d19268cf394f2c78db732be0cb31852eeadb0a (patch) | |
| tree | 6df6f6cd1a5e11abbade64dad1ef018359923db3 /drivers/accel/ivpu/ivpu_pm.h | |
| parent | 264b271d12d0af794f3d1dc3793e6589fae8c66c (diff) | |
| download | linux-27d19268cf394f2c78db732be0cb31852eeadb0a.tar.xz | |
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
Diffstat (limited to 'drivers/accel/ivpu/ivpu_pm.h')
| -rw-r--r-- | drivers/accel/ivpu/ivpu_pm.h | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/drivers/accel/ivpu/ivpu_pm.h b/drivers/accel/ivpu/ivpu_pm.h index 97c6e0b0aa42..ec60fbeefefc 100644 --- a/drivers/accel/ivpu/ivpu_pm.h +++ b/drivers/accel/ivpu/ivpu_pm.h @@ -6,6 +6,7 @@ #ifndef __IVPU_PM_H__ #define __IVPU_PM_H__ +#include <linux/rwsem.h> #include <linux/types.h> struct ivpu_device; @@ -14,8 +15,9 @@ struct ivpu_pm_info { struct ivpu_device *vdev; struct delayed_work job_timeout_work; struct work_struct recovery_work; - atomic_t in_reset; + struct rw_semaphore reset_lock; atomic_t reset_counter; + atomic_t reset_pending; bool is_warmboot; u32 suspend_reschedule_counter; }; @@ -37,7 +39,7 @@ int __must_check ivpu_rpm_get(struct ivpu_device *vdev); int __must_check ivpu_rpm_get_if_active(struct ivpu_device *vdev); void ivpu_rpm_put(struct ivpu_device *vdev); -void ivpu_pm_schedule_recovery(struct ivpu_device *vdev); +void ivpu_pm_trigger_recovery(struct ivpu_device *vdev, const char *reason); void ivpu_start_job_timeout_detection(struct ivpu_device *vdev); void ivpu_stop_job_timeout_detection(struct ivpu_device *vdev); |