habanalabs: Handle HW_IP_INFO if device disabled or in reset (129b6a93) · Commits · 戴 / test

drivers/misc/habanalabs/habanalabs_ioctl.c

+13 −6

Original line number	Diff line number	Diff line
		@@ -204,10 +204,21 @@ static int _hl_info_ioctl(struct hl_fpriv hpriv, void data,
		struct hl_device *hdev = hpriv->hdev;
		int rc;

		/* We want to return device status even if it disabled or in reset */
		if (args->op == HL_INFO_DEVICE_STATUS)
		/*
		* Information is returned for the following opcodes even if the device
		* is disabled or in reset.
		*/
		switch (args->op) {
		case HL_INFO_HW_IP_INFO:
		return hw_ip_info(hdev, args);

		case HL_INFO_DEVICE_STATUS:
		return device_status_info(hdev, args);

		default:
		break;
		}

		if (hl_device_disabled_or_in_reset(hdev)) {
		dev_warn_ratelimited(dev,
		"Device is %s. Can't execute INFO IOCTL\n",
		@@ -216,10 +227,6 @@ static int _hl_info_ioctl(struct hl_fpriv hpriv, void data,
		}

		switch (args->op) {
		case HL_INFO_HW_IP_INFO:
		rc = hw_ip_info(hdev, args);
		break;

		case HL_INFO_HW_EVENTS:
		rc = hw_events_info(hdev, args);
		break;