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| author | Ruofei Ma <ruofeim@google.com> | 2022-04-19 14:37:34 -0700 |
|---|---|---|
| committer | Ruofei Ma <ruofeim@google.com> | 2022-04-19 15:08:34 -0700 |
| commit | 1aeb0b2be6cb6ba4d05a7ded6e456381286f7f48 (patch) | |
| tree | e75f5d70d94d0b233bf5eac136fcef6b5c6050ac | |
| parent | 5036de9318c5ebe18636fc78b1c9103e28024db4 (diff) | |
| download | gchips-1aeb0b2be6cb6ba4d05a7ded6e456381286f7f48.tar.gz | |
Read status reg when interrupt timeout
stat_with_irq will have stale value if interrupt timeout.
Read status from device register and update stat_with_irq.
Bug: 229580907
Signed-off-by: Ruofei Ma <ruofeim@google.com>
Change-Id: I17635113091fc006737c859415c0ed0bfc5ab3fb
| -rw-r--r-- | bigo.c | 6 |
1 files changed, 6 insertions, 0 deletions
@@ -226,6 +226,7 @@ static int bigo_run_job(struct bigo_core *core, struct bigo_job *job) long ret = 0; int rc = 0; u32 status = 0; + unsigned long flags; bigo_bypass_ssmt_pid(core); bigo_push_regs(core, job->regs); @@ -234,6 +235,11 @@ static int bigo_run_job(struct bigo_core *core, struct bigo_job *job) msecs_to_jiffies(JOB_COMPLETE_TIMEOUT_MS)); if (!ret) { pr_err("timed out waiting for HW\n"); + + spin_lock_irqsave(&core->status_lock, flags); + core->stat_with_irq = bigo_core_readl(core, BIGO_REG_STAT); + spin_unlock_irqrestore(&core->status_lock, flags); + bigo_core_disable(core); rc = -ETIMEDOUT; } else { |