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accel/habanalabs: call to HW/FW err returns 0 when no events exist

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This commit modifies the call to retrieve HW or FW error events to
return success when no events are pending, as done in the calls to
other events.

Signed-off-by: Moti Haimovski <mhaimovski@habana.ai>
Reviewed-by: Oded Gabbay <ogabbay@kernel.org>
Signed-off-by: Oded Gabbay <ogabbay@kernel.org>
This commit is contained in:
Moti Haimovski 2023-04-13 13:54:40 +03:00 committed by Oded Gabbay
parent 57469c1206
commit 04729b418f
1 changed files with 10 additions and 10 deletions
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20
drivers/accel/habanalabs/common/habanalabs_ioctl.c
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@ -842,15 +842,15 @@ static int hw_err_info(struct hl_fpriv *hpriv, struct hl_info_args *args)
struct hw_err_info *info;
int rc;
if ((!user_buf_size) || (!user_buf))
if (!user_buf)
return -EINVAL;
if (user_buf_size < sizeof(struct hl_info_hw_err_event))
return -ENOMEM;
info = &hdev->captured_err_info.hw_err;
if (!info->event_info_available)
return -ENOENT;
return 0;
if (user_buf_size < sizeof(struct hl_info_hw_err_event))
return -ENOMEM;
rc = copy_to_user(user_buf, &info->event, sizeof(struct hl_info_hw_err_event));
return rc ? -EFAULT : 0;
@ -864,15 +864,15 @@ static int fw_err_info(struct hl_fpriv *hpriv, struct hl_info_args *args)
struct fw_err_info *info;
int rc;
if ((!user_buf_size) || (!user_buf))
if (!user_buf)
return -EINVAL;
if (user_buf_size < sizeof(struct hl_info_fw_err_event))
return -ENOMEM;
info = &hdev->captured_err_info.fw_err;
if (!info->event_info_available)
return -ENOENT;
return 0;
if (user_buf_size < sizeof(struct hl_info_fw_err_event))
return -ENOMEM;
rc = copy_to_user(user_buf, &info->event, sizeof(struct hl_info_fw_err_event));
return rc ? -EFAULT : 0;