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Date: Sun, 13 Jul 2014 08:24:20 +0100 From: Jamie Lentin <jm@...tin.co.uk> To: Jiri Kosina <jkosina@...e.cz>, Antonio Ospite <ao2@....it>, Hans de Goede <hdegoede@...hat.com> Cc: linux-input@...r.kernel.org, linux-kernel@...r.kernel.org, Jamie Lentin <jm@...tin.co.uk> Subject: [PATCH v4 2/4] Make all base functions switch depending on product ID Signed-off-by: Jamie Lentin <jm@...tin.co.uk> --- drivers/hid/hid-lenovo.c | 45 ++++++++++++++++++++++++++++++++++++++------- 1 file changed, 38 insertions(+), 7 deletions(-) diff --git a/drivers/hid/hid-lenovo.c b/drivers/hid/hid-lenovo.c index 0320b96..d11e337 100644 --- a/drivers/hid/hid-lenovo.c +++ b/drivers/hid/hid-lenovo.c @@ -1,5 +1,6 @@ /* - * HID driver for Lenovo ThinkPad USB Keyboard with TrackPoint + * HID driver for Lenovo: + * - ThinkPad USB Keyboard with TrackPoint (tpkbd) * * Copyright (c) 2012 Bernhard Seibold */ @@ -47,6 +48,19 @@ static int lenovo_input_mapping_tpkbd(struct hid_device *hdev, return 0; } +static int lenovo_input_mapping(struct hid_device *hdev, + struct hid_input *hi, struct hid_field *field, + struct hid_usage *usage, unsigned long **bit, int *max) +{ + switch (hdev->product) { + case USB_DEVICE_ID_LENOVO_TPKBD: + return lenovo_input_mapping_tpkbd(hdev, hi, field, + usage, bit, max); + } + + return 0; +} + #undef map_key_clear static int lenovo_features_set_tpkbd(struct hid_device *hdev) @@ -337,6 +351,16 @@ static int lenovo_probe_tpkbd(struct hid_device *hdev) char *name_mute, *name_micmute; int i; + /* + * If this is the pointer half of the keyboard, input_mapping should + * have set drvdata to 1. Otherwise, it's the keyboard which needs + * nothing special doing to it. + */ + if (!hid_get_drvdata(hdev)) + return 0; + + hid_set_drvdata(hdev, NULL); + /* Validate required reports. */ for (i = 0; i < 4; i++) { if (!hid_validate_values(hdev, HID_FEATURE_REPORT, 4, i, 1)) @@ -409,12 +433,13 @@ static int lenovo_probe(struct hid_device *hdev, goto err; } - if (hid_get_drvdata(hdev)) { - hid_set_drvdata(hdev, NULL); + switch (hdev->product) { + case USB_DEVICE_ID_LENOVO_TPKBD: ret = lenovo_probe_tpkbd(hdev); - if (ret) - goto err_hid; + break; } + if (ret) + goto err_hid; return 0; err_hid: @@ -430,6 +455,9 @@ static void lenovo_remove_tpkbd(struct hid_device *hdev) sysfs_remove_group(&hdev->dev.kobj, &lenovo_attr_group_tpkbd); + if (data_pointer == NULL) + return; + led_classdev_unregister(&data_pointer->led_micmute); led_classdev_unregister(&data_pointer->led_mute); @@ -438,8 +466,11 @@ static void lenovo_remove_tpkbd(struct hid_device *hdev) static void lenovo_remove(struct hid_device *hdev) { - if (hid_get_drvdata(hdev)) + switch (hdev->product) { + case USB_DEVICE_ID_LENOVO_TPKBD: lenovo_remove_tpkbd(hdev); + break; + } hid_hw_stop(hdev); } @@ -454,7 +485,7 @@ MODULE_DEVICE_TABLE(hid, lenovo_devices); static struct hid_driver lenovo_driver = { .name = "lenovo", .id_table = lenovo_devices, - .input_mapping = lenovo_input_mapping_tpkbd, + .input_mapping = lenovo_input_mapping, .probe = lenovo_probe, .remove = lenovo_remove, }; -- 2.0.0 -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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