diff options
| author | Jacek Lawrynowicz <jacek.lawrynowicz@linux.intel.com> | 2023-01-17 10:27:23 +0100 |
|---|---|---|
| committer | Daniel Vetter <daniel.vetter@ffwll.ch> | 2023-01-19 11:12:08 +0100 |
| commit | 852be13f3bd32c1eab808840cfac41b1fea25991 (patch) | |
| tree | 4ad314eea23481fea7a534e5b2805b72879a7554 /drivers/accel/ivpu/ivpu_job.c | |
| parent | cd7272215c44676dba236491941c6c406701cc5e (diff) | |
accel/ivpu: Add PM support
- Implement cold and warm firmware boot flows
- Add hang recovery support
- Add runtime power management support
Co-developed-by: Krystian Pradzynski <krystian.pradzynski@linux.intel.com>
Signed-off-by: Krystian Pradzynski <krystian.pradzynski@linux.intel.com>
Signed-off-by: Jacek Lawrynowicz <jacek.lawrynowicz@linux.intel.com>
Reviewed-by: Jeffrey Hugo <quic_jhugo@quicinc.com>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Link: https://patchwork.freedesktop.org/patch/msgid/20230117092723.60441-8-jacek.lawrynowicz@linux.intel.com
Diffstat (limited to 'drivers/accel/ivpu/ivpu_job.c')
| -rw-r--r-- | drivers/accel/ivpu/ivpu_job.c | 14 |
1 files changed, 13 insertions, 1 deletions
diff --git a/drivers/accel/ivpu/ivpu_job.c b/drivers/accel/ivpu/ivpu_job.c index 23cdb3b3f1f3..3276bd9107b4 100644 --- a/drivers/accel/ivpu/ivpu_job.c +++ b/drivers/accel/ivpu/ivpu_job.c @@ -17,6 +17,7 @@ #include "ivpu_ipc.h" #include "ivpu_job.h" #include "ivpu_jsm_msg.h" +#include "ivpu_pm.h" #define CMD_BUF_IDX 0 #define JOB_ID_JOB_MASK GENMASK(7, 0) @@ -270,6 +271,9 @@ static void job_release(struct kref *ref) ivpu_dbg(vdev, KREF, "Job released: id %u\n", job->job_id); kfree(job); + + /* Allow the VPU to get suspended, must be called after ivpu_file_priv_put() */ + ivpu_rpm_put(vdev); } static void job_put(struct ivpu_job *job) @@ -286,11 +290,16 @@ ivpu_create_job(struct ivpu_file_priv *file_priv, u32 engine_idx, u32 bo_count) struct ivpu_device *vdev = file_priv->vdev; struct ivpu_job *job; size_t buf_size; + int ret; + + ret = ivpu_rpm_get(vdev); + if (ret < 0) + return NULL; buf_size = sizeof(*job) + bo_count * sizeof(struct ivpu_bo *); job = kzalloc(buf_size, GFP_KERNEL); if (!job) - return NULL; + goto err_rpm_put; kref_init(&job->ref); @@ -311,6 +320,8 @@ ivpu_create_job(struct ivpu_file_priv *file_priv, u32 engine_idx, u32 bo_count) err_free_job: kfree(job); +err_rpm_put: + ivpu_rpm_put(vdev); return NULL; } @@ -565,6 +576,7 @@ static int ivpu_job_done_thread(void *arg) if (jobs_submitted && !xa_empty(&vdev->submitted_jobs_xa)) { ivpu_err(vdev, "TDR detected, timeout %d ms", timeout); ivpu_hw_diagnose_failure(vdev); + ivpu_pm_schedule_recovery(vdev); } } } |