4  * "DSP0233 Management Component Transport Protocol (MCTP) I3C Transport
13 #include <linux/i3c/device.h>
14 #include <linux/i3c/master.h>
73 	struct i3c_device *i3c;  member
82 	/* I3C dynamic address */
128 	rc = i3c_device_do_priv_xfers(mi->i3c, &xfer, 1);  in mctp_i3c_read()
133 		/* Bad i3c bus driver */  in mctp_i3c_read()
175 static void mctp_i3c_ibi_handler(struct i3c_device *i3c,  in mctp_i3c_ibi_handler()  argument
178 	struct mctp_i3c_device *mi = i3cdev_get_drvdata(i3c);  in mctp_i3c_ibi_handler()
186 				/* Not a mctp-i3c interrupt, ignore it */  in mctp_i3c_ibi_handler()
193 			dev_warn_once(i3cdev_to_dev(i3c), "IBI with missing MDB");  in mctp_i3c_ibi_handler()
210 	i3c_device_get_info(mi->i3c, &info);  in mctp_i3c_setup()
217 	rc = i3c_device_request_ibi(mi->i3c, &ibi);  in mctp_i3c_setup()
221 		 * (ENOTSUPP is from the i3c layer, not EOPNOTSUPP).  in mctp_i3c_setup()
223 		dev_warn(i3cdev_to_dev(mi->i3c),  in mctp_i3c_setup()
227 		dev_err(i3cdev_to_dev(mi->i3c),  in mctp_i3c_setup()
232 	rc = i3c_device_enable_ibi(mi->i3c);  in mctp_i3c_setup()
237 		dev_err(i3cdev_to_dev(mi->i3c), "Failed enabling IBI (%d)\n", rc);  in mctp_i3c_setup()
244 	i3c_device_free_ibi(mi->i3c);  in mctp_i3c_setup()
252 			       struct i3c_device *i3c)  in mctp_i3c_add_device()  argument
264 	mi->i3c = i3c;  in mctp_i3c_add_device()
268 	i3cdev_set_drvdata(i3c, mi);  in mctp_i3c_add_device()
280 	dev_warn(i3cdev_to_dev(i3c), "Error adding mctp-i3c device, %d\n", rc);  in mctp_i3c_add_device()
284 static int mctp_i3c_probe(struct i3c_device *i3c)  in mctp_i3c_probe()  argument
291 		if (b->bus == i3c->bus) {  in mctp_i3c_probe()
298 		/* probably no "mctp-controller" property on the i3c bus */  in mctp_i3c_probe()
302 	return mctp_i3c_add_device(mbus, i3c);  in mctp_i3c_probe()
312 	i3c_device_disable_ibi(mi->i3c);  in mctp_i3c_remove_device()
313 	i3c_device_free_ibi(mi->i3c);  in mctp_i3c_remove_device()
316 	i3cdev_set_drvdata(mi->i3c, NULL);  in mctp_i3c_remove_device()
324 static void mctp_i3c_remove(struct i3c_device *i3c)  in mctp_i3c_remove()  argument
326 	struct mctp_i3c_device *mi = i3cdev_get_drvdata(i3c);  in mctp_i3c_remove()
376 		/* I3C endpoint went away after the packet was enqueued? */  in mctp_i3c_xmit()
408 	rc = i3c_device_do_priv_xfers(mi->i3c, &xfer, 1);  in mctp_i3c_xmit()
592 		dev_err(&ndev->dev, "No I3C PID available\n");  in mctp_i3c_bus_add()
640 /* Removes all mctp-i3c busses */
710 		.name = "mctp-i3c",
744 		pr_warn("MCTP I3C could not unregister notifier, %d\n", rc);  in mctp_i3c_mod_exit()
752 MODULE_DEVICE_TABLE(i3c, mctp_i3c_ids);
753 MODULE_DESCRIPTION("MCTP I3C device");