diff options
| author | Jiri Slaby <jslaby@suse.cz> | 2020-10-29 14:32:20 +0300 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2020-11-04 18:43:38 +0300 |
| commit | 6dee84d6bed747653914298a8913e91391a2ce10 (patch) | |
| tree | 60251b547f5e5cc16944b63722fce3e9202e686c /drivers/tty/vt/keyboard.c | |
| parent | cb58a5046095c0b28031f1f412c27ce21df604ae (diff) | |
| download | linux-6dee84d6bed747653914298a8913e91391a2ce10.tar.xz | |
vt: keyboard, make HW_RAW a function
Instead of a multiline macro, convert HW_RAW to an inline function. It
allows for type checking of the parameter. And given we split the code
into two tests, it is now more readable too.
Signed-off-by: Jiri Slaby <jslaby@suse.cz>
Link: https://lore.kernel.org/r/20201029113222.32640-15-jslaby@suse.cz
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/tty/vt/keyboard.c')
| -rw-r--r-- | drivers/tty/vt/keyboard.c | 22 |
1 files changed, 16 insertions, 6 deletions
diff --git a/drivers/tty/vt/keyboard.c b/drivers/tty/vt/keyboard.c index 1de0d5217aed..dea2f25a5d9f 100644 --- a/drivers/tty/vt/keyboard.c +++ b/drivers/tty/vt/keyboard.c @@ -1259,8 +1259,14 @@ DECLARE_TASKLET_DISABLED_OLD(keyboard_tasklet, kbd_bh); defined(CONFIG_PARISC) || defined(CONFIG_SUPERH) ||\ (defined(CONFIG_ARM) && defined(CONFIG_KEYBOARD_ATKBD) && !defined(CONFIG_ARCH_RPC)) -#define HW_RAW(dev) (test_bit(EV_MSC, dev->evbit) && test_bit(MSC_RAW, dev->mscbit) &&\ - ((dev)->id.bustype == BUS_I8042) && ((dev)->id.vendor == 0x0001) && ((dev)->id.product == 0x0001)) +static inline bool kbd_is_hw_raw(const struct input_dev *dev) +{ + if (!test_bit(EV_MSC, dev->evbit) || !test_bit(MSC_RAW, dev->mscbit)) + return false; + + return dev->id.bustype == BUS_I8042 && + dev->id.vendor == 0x0001 && dev->id.product == 0x0001; +} static const unsigned short x86_keycodes[256] = { 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, @@ -1345,7 +1351,10 @@ static int emulate_raw(struct vc_data *vc, unsigned int keycode, #else -#define HW_RAW(dev) 0 +static inline bool kbd_is_hw_raw(const struct input_dev *dev) +{ + return false; +} static int emulate_raw(struct vc_data *vc, unsigned int keycode, unsigned char up_flag) { @@ -1366,7 +1375,7 @@ static void kbd_rawcode(unsigned char data) put_queue(vc, data); } -static void kbd_keycode(unsigned int keycode, int down, int hw_raw) +static void kbd_keycode(unsigned int keycode, int down, bool hw_raw) { struct vc_data *vc = vc_cons[fg_console].d; unsigned short keysym, *key_map; @@ -1511,10 +1520,11 @@ static void kbd_event(struct input_handle *handle, unsigned int event_type, /* We are called with interrupts disabled, just take the lock */ spin_lock(&kbd_event_lock); - if (event_type == EV_MSC && event_code == MSC_RAW && HW_RAW(handle->dev)) + if (event_type == EV_MSC && event_code == MSC_RAW && + kbd_is_hw_raw(handle->dev)) kbd_rawcode(value); if (event_type == EV_KEY && event_code <= KEY_MAX) - kbd_keycode(event_code, value, HW_RAW(handle->dev)); + kbd_keycode(event_code, value, kbd_is_hw_raw(handle->dev)); spin_unlock(&kbd_event_lock); |