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charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-i3c" Errors-To: linux-i3c-bounces+linux-i3c=archiver.kernel.org@lists.infradead.org On 14/01/2026 18:17, Alexandre Belloni wrote: > On 14/01/2026 09:28:53+0100, Krzysztof Kozlowski wrote: >>> +static int p3h2x4x_device_probe_i3c(struct i3c_device *i3cdev) >>> +{ >>> + struct p3h2x4x_dev *p3h2x4x; >>> + int ret; >>> + >>> + p3h2x4x = devm_kzalloc(&i3cdev->dev, sizeof(*p3h2x4x), GFP_KERNEL); >>> + if (!p3h2x4x) >>> + return -ENOMEM; >>> + >>> + i3cdev_set_drvdata(i3cdev, p3h2x4x); >>> + >>> + p3h2x4x->regmap = devm_regmap_init_i3c(i3cdev, &p3h2x4x_regmap_config); >>> + if (IS_ERR(p3h2x4x->regmap)) { >>> + return dev_err_probe(&i3cdev->dev, PTR_ERR(p3h2x4x->regmap), >> >> Look here... >> >>> + "Failed to register I3C HUB regmap\n"); >>> + } >>> + >>> + p3h2x4x->is_p3h2x4x_in_i3c = true; >>> + p3h2x4x->i3cdev = i3cdev; >>> + >>> + ret = devm_mfd_add_devices(&i3cdev->dev, PLATFORM_DEVID_NONE, >>> + p3h2x4x_devs, ARRAY_SIZE(p3h2x4x_devs), >>> + NULL, 0, NULL); >>> + if (ret) >>> + return dev_err_probe(&i3cdev->dev, ret, "Failed to add sub devices\n"); >>> + >>> + return 0; >>> +} >>> + >>> +static int p3h2x4x_device_probe_i2c(struct i2c_client *client) >>> +{ >>> + struct p3h2x4x_dev *p3h2x4x; >>> + int ret; >>> + >>> + p3h2x4x = devm_kzalloc(&client->dev, sizeof(*p3h2x4x), GFP_KERNEL); >>> + if (!p3h2x4x) >>> + return -ENOMEM; >>> + >>> + i2c_set_clientdata(client, p3h2x4x); >>> + >>> + p3h2x4x->regmap = devm_regmap_init_i2c(client, &p3h2x4x_regmap_config); >>> + if (IS_ERR(p3h2x4x->regmap)) { >>> + ret = PTR_ERR(p3h2x4x->regmap); >> >> And here! >> >> Drop. This is completely redundant. How is it that in one place you use >> one syntax and in other place completely different syntax? > > I don't think it is redundant, one is for i2c and the other one for i3c > and the other i2c so I guess the hub can be sitting on any of those bus. > > I guess the driver could be made so that we could only compile the i2c > part though. I am speaking about ret assignment. This is where my comment was placed. Best regards, Krzysztof -- linux-i3c mailing list linux-i3c@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-i3c