From f1d1b3a9b41125d8a98b6ec94713715af332ffb1 Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Jos=C3=A9=20Exp=C3=B3sito?= Date: Tue, 8 Feb 2022 19:37:02 +0100 Subject: [PATCH] HID: apple: Refactor key translation setup MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit The code used to map the apple_key_translation structs is duplicated. Extract it to a common function. Refactor, no functional changes. Signed-off-by: José Expósito Signed-off-by: Jiri Kosina --- drivers/hid/hid-apple.c | 36 ++++++++++++++++-------------------- 1 file changed, 16 insertions(+), 20 deletions(-) diff --git a/drivers/hid/hid-apple.c b/drivers/hid/hid-apple.c index 7dc89dc6b0f0..5d2778b6dbcb 100644 --- a/drivers/hid/hid-apple.c +++ b/drivers/hid/hid-apple.c @@ -202,6 +202,15 @@ static const struct apple_key_translation swapped_fn_leftctrl_keys[] = { { } }; +static inline void apple_setup_key_translation(struct input_dev *input, + const struct apple_key_translation *table) +{ + const struct apple_key_translation *trans; + + for (trans = table; trans->from; trans++) + set_bit(trans->to, input->keybit); +} + static const struct apple_key_translation *apple_find_translation( const struct apple_key_translation *table, u16 from) { @@ -452,30 +461,17 @@ static __u8 *apple_report_fixup(struct hid_device *hdev, __u8 *rdesc, static void apple_setup_input(struct input_dev *input) { - const struct apple_key_translation *trans; - set_bit(KEY_NUMLOCK, input->keybit); /* Enable all needed keys */ - for (trans = apple_fn_keys; trans->from; trans++) - set_bit(trans->to, input->keybit); + apple_setup_key_translation(input, apple_fn_keys); + apple_setup_key_translation(input, powerbook_fn_keys); + apple_setup_key_translation(input, powerbook_numlock_keys); + apple_setup_key_translation(input, apple_iso_keyboard); + apple_setup_key_translation(input, apple2021_fn_keys); - for (trans = powerbook_fn_keys; trans->from; trans++) - set_bit(trans->to, input->keybit); - - for (trans = powerbook_numlock_keys; trans->from; trans++) - set_bit(trans->to, input->keybit); - - for (trans = apple_iso_keyboard; trans->from; trans++) - set_bit(trans->to, input->keybit); - - for (trans = apple2021_fn_keys; trans->from; trans++) - set_bit(trans->to, input->keybit); - - if (swap_fn_leftctrl) { - for (trans = swapped_fn_leftctrl_keys; trans->from; trans++) - set_bit(trans->to, input->keybit); - } + if (swap_fn_leftctrl) + apple_setup_key_translation(input, swapped_fn_leftctrl_keys); } static int apple_input_mapping(struct hid_device *hdev, struct hid_input *hi,