Exemplo n.º 1
0
static int __axi_halt(int port)
{
        int rc = 0;

        /* get device handle */
        rc = daldevice_attach(
                DALDEVICEID_AXI, DALRPC_PORT_NAME,
                DALRPC_DEST_MODEM, &halt_dev_handle
        );
        if (rc) {
                printk(KERN_ERR "%s: failed to attach AXI bus device (%d)\n",
                        __func__, rc);
                goto fail_dal_attach_detach;
        }

        rc = dalrpc_fcn_0(
                DALRPC_AXI_HALT, halt_dev_handle,
                port
        );
        if (rc) {
                printk(KERN_ERR "%s: AXI bus device (%d) failed to be HALTED\n",
                        __func__, rc);
        }
        rc = dalrpc_fcn_0(
                DALRPC_AXI_UNHALT, halt_dev_handle,
                port);
        if (rc) {
                printk(KERN_ERR "%s: AXI bus device (%d) failed to be UNHALTED\n",
                        __func__, rc);
        }
        daldevice_detach(halt_dev_handle);
        return 0;
fail_dal_attach_detach:
        return 0;
}
Exemplo n.º 2
0
static int __axi_allocate(int mode)
{
	int rc;

	/* get device handle */
	rc = daldevice_attach(DALDEVICEID_AXI, DALRPC_PORT_NAME,
				DALRPC_DEST_MODEM, &cam_dev_handle);
	if (rc) {
		printk(KERN_ERR "%s: failed to attach AXI bus device (%d)\n",
			__func__, rc);
		goto fail_dal_attach_detach;
	}

	rc = dalrpc_fcn_0(DALRPC_AXI_ALLOCATE, cam_dev_handle, mode);
	if (rc) {
		printk(KERN_ERR "%s: AXI bus device (%d) failed to be configured\n",
			__func__, rc);
		goto fail_dal_fcn_0;
	}

	return 0;

fail_dal_fcn_0:
	(void)daldevice_detach(cam_dev_handle);
	cam_dev_handle = NULL;
fail_dal_attach_detach:
	return rc;
}
Exemplo n.º 3
0
static int __axi_free(int mode)
{
	int rc = 0;

	if (!cam_dev_handle)
		return rc;

	rc = dalrpc_fcn_0(DALRPC_AXI_FREE, cam_dev_handle, mode);
	if (rc) {
		printk(KERN_ERR "%s: AXI bus device (%d) failed to be configured\n",
			__func__, rc);
		goto fail_dal_fcn_0;
	}

	/* close device handle */
	rc = daldevice_detach(cam_dev_handle);
	if (rc) {
		printk(KERN_ERR "%s: failed to detach AXI bus device (%d)\n",
			__func__, rc);
		goto fail_dal_attach_detach;
	}
	cam_dev_handle = NULL;
	return 0;

fail_dal_fcn_0:
	(void)daldevice_detach(cam_dev_handle);
	cam_dev_handle = NULL;
fail_dal_attach_detach:
	return rc;
}
static int axi_configure_bridge_grfx_sync_mode(int bridge_mode)
{
	int rc;
	void *dev_handle;

	/* get device handle */
	rc = daldevice_attach(
		DALDEVICEID_AXI, DALRPC_PORT_NAME,
		DALRPC_DEST_MODEM, &dev_handle
	);
	if (rc) {
		printk(KERN_ERR "%s: failed to attach AXI bus device (%d)\n",
			__func__, rc);
		goto fail_dal_attach_detach;
	}

	/* call ConfigureBridge */
	rc = dalrpc_fcn_0(
		DALRPC_AXI_CONFIGURE_BRIDGE, dev_handle,
		bridge_mode
	);
	if (rc) {
		printk(KERN_ERR "%s: AXI bus device (%d) failed to be configured\n",
			__func__, rc);
		goto fail_dal_fcn_0;
	}

	/* close device handle */
	rc = daldevice_detach(dev_handle);
	if (rc) {
		printk(KERN_ERR "%s: failed to detach AXI bus device (%d)\n",
			__func__, rc);
		goto fail_dal_attach_detach;
	}

	return 0;

fail_dal_fcn_0:
	(void)daldevice_detach(dev_handle);
fail_dal_attach_detach:

	return rc;
}