diff options
| author | Dani Liberman <dliberman@habana.ai> | 2021-11-22 21:47:30 +0200 |
|---|---|---|
| committer | Oded Gabbay <ogabbay@kernel.org> | 2021-12-26 08:59:07 +0200 |
| commit | 2487f4a2812e520cb5b77b2b5dfcdc05c215cd83 (patch) | |
| tree | d6b08c6d7a784f240b26c5f139461158ca8cb31f /drivers/misc | |
| parent | 1880f7acd7e0edacbd46385036253801ddc4273f (diff) | |
habanalabs: enable access to info ioctl during hard reset
Because info ioctl is used to retrieve data, some of its opcodes may be
used during hard reset.
Other ioctls should be blocked while device is not operational.
Signed-off-by: Dani Liberman <dliberman@habana.ai>
Reviewed-by: Oded Gabbay <ogabbay@kernel.org>
Signed-off-by: Oded Gabbay <ogabbay@kernel.org>
Diffstat (limited to 'drivers/misc')
| -rw-r--r-- | drivers/misc/habanalabs/common/command_submission.c | 5 | ||||
| -rw-r--r-- | drivers/misc/habanalabs/common/habanalabs_ioctl.c | 7 |
2 files changed, 1 insertions, 11 deletions
diff --git a/drivers/misc/habanalabs/common/command_submission.c b/drivers/misc/habanalabs/common/command_submission.c index 7a277f442207..8be547b0926c 100644 --- a/drivers/misc/habanalabs/common/command_submission.c +++ b/drivers/misc/habanalabs/common/command_submission.c @@ -1146,9 +1146,6 @@ static int hl_cs_sanity_checks(struct hl_fpriv *hpriv, union hl_cs_args *args) enum hl_cs_type cs_type; if (!hl_device_operational(hdev, &status)) { - dev_warn_ratelimited(hdev->dev, - "Device is %s. Can't submit new CS\n", - hdev->status[status]); return -EBUSY; } @@ -2997,7 +2994,7 @@ int hl_wait_ioctl(struct hl_fpriv *hpriv, void *data) * user interrupt */ if (!hl_device_operational(hpriv->hdev, NULL)) - return -EPERM; + return -EBUSY; if (flags & HL_WAIT_CS_FLAGS_INTERRUPT) rc = hl_interrupt_wait_ioctl(hpriv, data); diff --git a/drivers/misc/habanalabs/common/habanalabs_ioctl.c b/drivers/misc/habanalabs/common/habanalabs_ioctl.c index 15797d55b4e8..6c7339978bae 100644 --- a/drivers/misc/habanalabs/common/habanalabs_ioctl.c +++ b/drivers/misc/habanalabs/common/habanalabs_ioctl.c @@ -774,7 +774,6 @@ static long _hl_ioctl(struct file *filep, unsigned int cmd, unsigned long arg, const struct hl_ioctl_desc *ioctl, struct device *dev) { struct hl_fpriv *hpriv = filep->private_data; - struct hl_device *hdev = hpriv->hdev; unsigned int nr = _IOC_NR(cmd); char stack_kdata[128] = {0}; char *kdata = NULL; @@ -783,12 +782,6 @@ static long _hl_ioctl(struct file *filep, unsigned int cmd, unsigned long arg, u32 hl_size; int retcode; - if (hdev->hard_reset_pending) { - dev_crit_ratelimited(dev, - "Device HARD reset pending! Please close FD\n"); - return -ENODEV; - } - /* Do not trust userspace, use our own definition */ func = ioctl->func; |