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Input: Use fallthrough pseudo-keyword 

Replace the existing /* fall through */ comments and its variants with
the new pseudo-keyword macro fallthrough[1]. Also, remove unnecessary
fall-through markings when it is the case.

[1] https://www.kernel.org/doc/html/latest/process/deprecated.html?highlight=fallthrough#implicit-switch-case-fall-through

Signed-off-by: Gustavo A. R. Silva <gustavoars@kernel.org>
Link: https://lore.kernel.org/r/20200707180857.GA30600@embeddedor
Signed-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>
This commit is contained in:
Gustavo A. R. Silva 2020-07-07 11:24:55 -07:00 committed by Dmitry Torokhov
parent 08a6caaed8
commit 6f49c4f5b9
30 changed files with 62 additions and 67 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

10
drivers/input/joystick/db9.c
View File

@ -247,7 +247,7 @@ static unsigned char db9_saturn_read_packet(struct parport *port, unsigned char
db9_saturn_write_sub(port, type, 3, powered, 0);
return data[0] = 0xe3;
}
/* fall through */
fallthrough;
default:
return data[0];
}
@ -267,14 +267,14 @@ static int db9_saturn_report(unsigned char id, unsigned char data[60], struct in
switch (data[j]) {
case 0x16: /* multi controller (analog 4 axis) */
input_report_abs(dev, db9_abs[5], data[j + 6]);
/* fall through */
fallthrough;
case 0x15: /* mission stick (analog 3 axis) */
input_report_abs(dev, db9_abs[3], data[j + 4]);
input_report_abs(dev, db9_abs[4], data[j + 5]);
/* fall through */
fallthrough;
case 0x13: /* racing controller (analog 1 axis) */
input_report_abs(dev, db9_abs[2], data[j + 3]);
/* fall through */
fallthrough;
case 0x34: /* saturn keyboard (udlr ZXC ASD QE Esc) */
case 0x02: /* digital pad (digital 2 axis + buttons) */
input_report_abs(dev, db9_abs[0], !(data[j + 1] & 128) - !(data[j + 1] & 64));
@ -368,7 +368,7 @@ static void db9_timer(struct timer_list *t)
input_report_abs(dev2, ABS_X, (data & DB9_RIGHT ? 0 : 1) - (data & DB9_LEFT ? 0 : 1));
input_report_abs(dev2, ABS_Y, (data & DB9_DOWN ? 0 : 1) - (data & DB9_UP ? 0 : 1));
input_report_key(dev2, BTN_TRIGGER, ~data & DB9_FIRE1);
/* fall through */
fallthrough;
case DB9_MULTI_0802:

10
drivers/input/joystick/gamecon.c
View File

@ -485,7 +485,7 @@ static void gc_multi_process_packet(struct gc *gc)
switch (pad->type) {
case GC_MULTI2:
input_report_key(dev, BTN_THUMB, s & data[5]);
/* fall through */
fallthrough;
case GC_MULTI:
input_report_abs(dev, ABS_X,
@ -638,7 +638,7 @@ static void gc_psx_report_one(struct gc_pad *pad, unsigned char psx_type,
input_report_key(dev, BTN_THUMBL, ~data[0] & 0x04);
input_report_key(dev, BTN_THUMBR, ~data[0] & 0x02);
/* fall through */
fallthrough;
case GC_PSX_NEGCON:
case GC_PSX_ANALOG:
@ -872,7 +872,8 @@ static int gc_setup_pad(struct gc *gc, int idx, int pad_type)
case GC_SNES:
for (i = 4; i < 8; i++)
input_set_capability(input_dev, EV_KEY, gc_snes_btn[i]);
/* fall through */
fallthrough;
case GC_NES:
for (i = 0; i < 4; i++)
input_set_capability(input_dev, EV_KEY, gc_snes_btn[i]);
@ -880,7 +881,8 @@ static int gc_setup_pad(struct gc *gc, int idx, int pad_type)
case GC_MULTI2:
input_set_capability(input_dev, EV_KEY, BTN_THUMB);
/* fall through */
fallthrough;
case GC_MULTI:
input_set_capability(input_dev, EV_KEY, BTN_TRIGGER);
/* fall through */

15
drivers/input/joystick/sidewinder.c
View File

@ -656,16 +656,19 @@ static int sw_connect(struct gameport *gameport, struct gameport_driver *drv)
switch (i * m) {
case 60:
sw->number++; /* fall through */
sw->number++;
fallthrough;
case 45: /* Ambiguous packet length */
if (j <= 40) { /* ID length less or eq 40 -> FSP */
case 43:
sw->type = SW_ID_FSP;
break;
}
sw->number++; /* fall through */
sw->number++;
fallthrough;
case 30:
sw->number++; /* fall through */
sw->number++;
fallthrough;
case 15:
sw->type = SW_ID_GP;
break;
@ -681,9 +684,11 @@ static int sw_connect(struct gameport *gameport, struct gameport_driver *drv)
sw->type = SW_ID_PP;
break;
case 66:
sw->bits = 3; /* fall through */
sw->bits = 3;
fallthrough;
case 198:
sw->length = 22; /* fall through */
sw->length = 22;
fallthrough;
case 64:
sw->type = SW_ID_3DP;
if (j == 160)

8
drivers/input/joystick/spaceball.c
View File

@ -146,7 +146,7 @@ static irqreturn_t spaceball_interrupt(struct serio *serio,
break;
}
spaceball->escape = 0;
/* fall through */
fallthrough;
case 'M':
case 'Q':
case 'S':
@ -154,7 +154,7 @@ static irqreturn_t spaceball_interrupt(struct serio *serio,
spaceball->escape = 0;
data &= 0x1f;
}
/* fall through */
fallthrough;
default:
if (spaceball->escape)
spaceball->escape = 0;
@ -220,13 +220,13 @@ static int spaceball_connect(struct serio *serio, struct serio_driver *drv)
input_dev->keybit[BIT_WORD(BTN_A)] |= BIT_MASK(BTN_A) |
BIT_MASK(BTN_B) | BIT_MASK(BTN_C) |
BIT_MASK(BTN_MODE);
/* fall through */
fallthrough;
default:
input_dev->keybit[BIT_WORD(BTN_0)] |= BIT_MASK(BTN_2) |
BIT_MASK(BTN_3) | BIT_MASK(BTN_4) |
BIT_MASK(BTN_5) | BIT_MASK(BTN_6) |
BIT_MASK(BTN_7) | BIT_MASK(BTN_8);
/* fall through */
fallthrough;
case SPACEBALL_3003C:
input_dev->keybit[BIT_WORD(BTN_0)] |= BIT_MASK(BTN_1) |
BIT_MASK(BTN_8);

2
drivers/input/keyboard/adp5589-keys.c
View File

@ -1016,7 +1016,7 @@ static int adp5589_probe(struct i2c_client *client,
switch (id->driver_data) {
case ADP5585_02:
kpad->support_row5 = true;
/* fall through */
fallthrough;
case ADP5585_01:
kpad->is_adp5585 = true;
kpad->var = &const_adp5585;

2
drivers/input/keyboard/atkbd.c
View File

@ -1241,7 +1241,7 @@ static int atkbd_connect(struct serio *serio, struct serio_driver *drv)
case SERIO_8042_XL:
atkbd->translated = true;
/* Fall through */
fallthrough;
case SERIO_8042:
if (serio->write)

1
drivers/input/keyboard/gpio_keys.c
View File

@ -574,7 +574,6 @@ static int gpio_keys_setup_key(struct platform_device *pdev,
IRQ_TYPE_EDGE_RISING : IRQ_TYPE_EDGE_FALLING;
break;
case EV_ACT_ANY:
/* fall through */
default:
/*
* For other cases, we are OK letting suspend/resume

21
drivers/input/misc/iqs269a.c
View File

@ -575,8 +575,7 @@ static int iqs269_parse_chan(struct iqs269_private *iqs269,
case IQS269_LOCAL_CAP_SIZE_GLOBAL_0pF5:
engine_a |= IQS269_CHx_ENG_A_LOCAL_CAP_SIZE;
/* fall through */
fallthrough;
case IQS269_LOCAL_CAP_SIZE_GLOBAL_ONLY:
engine_b |= IQS269_CHx_ENG_B_LOCAL_CAP_ENABLE;
@ -731,14 +730,12 @@ static int iqs269_parse_chan(struct iqs269_private *iqs269,
iqs269->switches[i].code = val;
iqs269->switches[i].enabled = true;
}
/* fall through */
fallthrough;
case IQS269_CHx_HALL_INACTIVE:
if (iqs269->hall_enable)
break;
/* fall through */
fallthrough;
default:
iqs269->keycode[i * IQS269_NUM_CH + reg] = val;
@ -1143,14 +1140,12 @@ static int iqs269_input_init(struct iqs269_private *iqs269)
sw_code,
state & BIT(j));
}
/* fall through */
fallthrough;
case IQS269_CHx_HALL_INACTIVE:
if (iqs269->hall_enable)
continue;
/* fall through */
fallthrough;
default:
if (keycode != KEY_RESERVED)
@ -1273,14 +1268,12 @@ static int iqs269_report(struct iqs269_private *iqs269)
input_report_switch(iqs269->keypad,
sw_code,
state & BIT(j));
/* fall through */
fallthrough;
case IQS269_CHx_HALL_INACTIVE:
if (iqs269->hall_enable)
continue;
/* fall through */
fallthrough;
default:
input_report_key(iqs269->keypad, keycode,

2
drivers/input/misc/pwm-vibra.c
View File

@ -190,7 +190,7 @@ static int pwm_vibrator_probe(struct platform_device *pdev)
default:
dev_err(&pdev->dev, "Failed to request direction pwm: %d", err);
/* Fall through */
fallthrough;
case -EPROBE_DEFER:
return err;

4
drivers/input/misc/xen-kbdfront.c
View File

@ -124,7 +124,7 @@ static void xenkbd_handle_mt_event(struct xenkbd_info *info,
switch (mtouch->event_type) {
case XENKBD_MT_EV_DOWN:
input_mt_report_slot_state(info->mtouch, MT_TOOL_FINGER, true);
/* fall through */
fallthrough;
case XENKBD_MT_EV_MOTION:
input_report_abs(info->mtouch, ABS_MT_POSITION_X,
@ -524,7 +524,7 @@ static void xenkbd_backend_changed(struct xenbus_device *dev,
case XenbusStateClosed:
if (dev->state == XenbusStateClosed)
break;
/* fall through - Missed the backend's CLOSING state */
fallthrough; /* Missed the backend's CLOSING state */
case XenbusStateClosing:
xenbus_frontend_closed(dev);
break;

2
drivers/input/mouse/appletouch.c
View File

@ -458,7 +458,7 @@ static int atp_status_check(struct urb *urb)
dev->info->datalen, dev->urb->actual_length);
dev->overflow_warned = true;
}
/* fall through */
fallthrough;
case -ECONNRESET:
case -ENOENT:
case -ESHUTDOWN:

4
drivers/input/mouse/cyapa_gen3.c
View File

@ -1067,7 +1067,7 @@ static int cyapa_gen3_do_operational_check(struct cyapa *cyapa)
return error;
}
/* Fall through */
fallthrough;
case CYAPA_STATE_BL_IDLE:
/* Try to get firmware version in bootloader mode. */
cyapa_gen3_bl_query_data(cyapa);
@ -1078,7 +1078,7 @@ static int cyapa_gen3_do_operational_check(struct cyapa *cyapa)
return error;
}
/* Fall through */
fallthrough;
case CYAPA_STATE_OP:
/*
* Reading query data before going back to the full mode

2
drivers/input/mouse/cyapa_gen5.c
View File

@ -2554,7 +2554,7 @@ static int cyapa_gen5_do_operational_check(struct cyapa *cyapa)
}
cyapa->state = CYAPA_STATE_GEN5_APP;
/* fall through */
fallthrough;
case CYAPA_STATE_GEN5_APP:
/*

2
drivers/input/mouse/cyapa_gen6.c
View File

@ -680,7 +680,7 @@ static int cyapa_gen6_operational_check(struct cyapa *cyapa)
}
cyapa->state = CYAPA_STATE_GEN6_APP;
/* fall through */
fallthrough;
case CYAPA_STATE_GEN6_APP:
/*

6
drivers/input/mouse/elantech.c
View File

@ -383,7 +383,7 @@ static void elantech_report_absolute_v2(struct psmouse *psmouse)
*/
if (packet[3] & 0x80)
fingers = 4;
/* fall through */
fallthrough;
case 1:
/*
* byte 1: . . . . x11 x10 x9 x8
@ -1146,7 +1146,7 @@ static int elantech_set_input_params(struct psmouse *psmouse)
case 2:
__set_bit(BTN_TOOL_QUADTAP, dev->keybit);
__set_bit(INPUT_PROP_SEMI_MT, dev->propbit);
/* fall through */
fallthrough;
case 3:
if (info->hw_version == 3)
elantech_set_buttonpad_prop(psmouse);
@ -1877,12 +1877,10 @@ static bool elantech_use_host_notify(struct psmouse *psmouse,
/* expected case */
break;
case ETP_BUS_SMB_ALERT_ONLY:
/* fall-through */
case ETP_BUS_PS2_SMB_ALERT:
psmouse_dbg(psmouse, "Ignoring SMBus provider through alert protocol.\n");
break;
case ETP_BUS_SMB_HST_NTFY_ONLY:
/* fall-through */
case ETP_BUS_PS2_SMB_HST_NTFY:
return true;
default:

4
drivers/input/mouse/hgpk.c
View File

@ -238,7 +238,7 @@ static void hgpk_spewing_hack(struct psmouse *psmouse,
/* we're not spewing, but this packet might be the start */
priv->spew_flag = MAYBE_SPEWING;
/* fall-through */
fallthrough;
case MAYBE_SPEWING:
priv->spew_count++;
@ -249,7 +249,7 @@ static void hgpk_spewing_hack(struct psmouse *psmouse,
/* excessive spew detected, request recalibration */
priv->spew_flag = SPEW_DETECTED;
/* fall-through */
fallthrough;
case SPEW_DETECTED:
/* only recalibrate when the overall delta to the cursor

2
drivers/input/mouse/navpoint.c
View File

@ -105,7 +105,7 @@ static void navpoint_packet(struct navpoint *navpoint)
case 0x19: /* Module 0, Hello packet */
if ((navpoint->data[1] & 0xf0) == 0x10)
break;
/* FALLTHROUGH */
fallthrough;
default:
dev_warn(navpoint->dev,
"spurious packet: data=0x%02x,0x%02x,...\n",

2
drivers/input/mouse/sentelic.c
View File

@ -794,7 +794,7 @@ static psmouse_ret_t fsp_process_byte(struct psmouse *psmouse)
/* on-pad click, filter it if necessary */
if ((ad->flags & FSPDRV_FLAG_EN_OPC) != FSPDRV_FLAG_EN_OPC)
packet[0] &= ~FSP_PB0_LBTN;
/* fall through */
fallthrough;
case FSP_PKT_TYPE_NORMAL:
/* normal packet */

4
drivers/input/mouse/sermouse.c
View File

@ -128,7 +128,7 @@ static void sermouse_process_ms(struct sermouse *sermouse, signed char data)
case SERIO_MS:
sermouse->type = SERIO_MP;
/* fall through */
fallthrough;
case SERIO_MP:
if ((data >> 2) & 3) break; /* M++ Wireless Extension packet. */
@ -139,7 +139,7 @@ static void sermouse_process_ms(struct sermouse *sermouse, signed char data)
case SERIO_MZP:
case SERIO_MZPP:
input_report_key(dev, BTN_SIDE, (data >> 5) & 1);
/* fall through */
fallthrough;
case SERIO_MZ:
input_report_key(dev, BTN_MIDDLE, (data >> 4) & 1);

2
drivers/input/serio/i8042.c
View File

@ -562,7 +562,7 @@ static irqreturn_t i8042_interrupt(int irq, void *dev_id)
str = last_str;
break;
}
/* fall through - report timeout */
fallthrough; /* report timeout */
case 0xfc:
case 0xfd:
case 0xfe: dfl = SERIO_TIMEOUT; data = 0xfe; break;

2
drivers/input/serio/libps2.c
View File

@ -418,7 +418,7 @@ bool ps2_handle_ack(struct ps2dev *ps2dev, u8 data)
ps2dev->nak = 0;
break;
}
/* Fall through */
fallthrough;
default:
/*
* Do not signal errors if we get unexpected reply while

2
drivers/input/sparse-keymap.c
View File

@ -247,7 +247,7 @@ void sparse_keymap_report_entry(struct input_dev *dev, const struct key_entry *k
case KE_SW:
value = ke->sw.value;
/* fall through */
fallthrough;
case KE_VSW:
input_report_switch(dev, ke->sw.code, value);

6
drivers/input/tablet/gtco.c
View File

@ -676,8 +676,8 @@ static void gtco_urb_callback(struct urb *urbinfo)
/* Mask out the Y tilt value used for pressure */
device->buffer[7] = (u8)((device->buffer[7]) & 0x7F);
fallthrough;
/* Fall thru */
case 4:
/* Tilt */
input_report_abs(inputdev, ABS_TILT_X,
@ -685,8 +685,8 @@ static void gtco_urb_callback(struct urb *urbinfo)
input_report_abs(inputdev, ABS_TILT_Y,
sign_extend32(device->buffer[7], 6));
fallthrough;
/* Fall thru */
case 2:
case 3:
/* Convert buttons, only 5 bits possible */
@ -695,8 +695,8 @@ static void gtco_urb_callback(struct urb *urbinfo)
/* We don't apply any meaning to the bitmask,
just report */
input_event(inputdev, EV_MSC, MSC_SERIAL, val);
fallthrough;
/* Fall thru */
case 1:
/* All reports have X and Y coords in the same place */
val = get_unaligned_le16(&device->buffer[1]);

2
drivers/input/tablet/pegasus_notetaker.c
View File

@ -146,7 +146,7 @@ static void pegasus_parse_packet(struct pegasus *pegasus)
/* xy data */
case BATTERY_LOW:
dev_warn_once(&dev->dev, "Pen battery low\n");
/* fall through */
fallthrough;
case BATTERY_NO_REPORT:
case BATTERY_GOOD:

3
drivers/input/touchscreen/edt-ft5x06.c
View File

@ -288,7 +288,7 @@ static int edt_ft5x06_register_write(struct edt_ft5x06_ts_data *tsdata,
wrbuf[3] = wrbuf[0] ^ wrbuf[1] ^ wrbuf[2];
return edt_ft5x06_ts_readwrite(tsdata->client, 4,
wrbuf, 0, NULL);
/* fallthrough */
case EDT_M09:
case EDT_M12:
case EV_FT:
@ -330,7 +330,6 @@ static int edt_ft5x06_register_read(struct edt_ft5x06_ts_data *tsdata,
}
break;
/* fallthrough */
case EDT_M09:
case EDT_M12:
case EV_FT:

2
drivers/input/touchscreen/elants_i2c.c
View File

@ -955,7 +955,7 @@ static irqreturn_t elants_i2c_irq(int irq, void *_dev)
break;
ts->state = ELAN_STATE_NORMAL;
/* fall through */
fallthrough;
case ELAN_STATE_NORMAL:

2
drivers/input/touchscreen/elo.c
View File

@ -348,7 +348,7 @@ static int elo_connect(struct serio *serio, struct serio_driver *drv)
case 1: /* 6-byte protocol */
input_set_abs_params(input_dev, ABS_PRESSURE, 0, 15, 0, 0);
/* fall through */
fallthrough;
case 2: /* 4-byte protocol */
input_set_abs_params(input_dev, ABS_X, 96, 4000, 0, 0);

2
drivers/input/touchscreen/iqs5xx.c
View File

@ -289,7 +289,7 @@ static int iqs5xx_bl_cmd(struct i2c_client *client, u8 bl_cmd, u16 bl_addr)
break;
case IQS5XX_BL_CMD_EXEC:
usleep_range(10000, 10100);
/* fall through */
fallthrough;
default:
return 0;
}

1
drivers/input/touchscreen/max11801_ts.c
View File

@ -130,7 +130,6 @@ static irqreturn_t max11801_ts_interrupt(int irq, void *dev_id)
switch (buf[1] & EVENT_TAG_MASK) {
case EVENT_INIT:
/* fall through */
case EVENT_MIDDLE:
input_report_abs(data->input_dev, ABS_X, x);
input_report_abs(data->input_dev, ABS_Y, y);

2
drivers/input/touchscreen/stmfts.c
View File

@ -255,7 +255,7 @@ static void stmfts_parse_events(struct stmfts_data *sdata)
case STMFTS_EV_SLEEP_OUT_CONTROLLER_READY:
case STMFTS_EV_STATUS:
complete(&sdata->cmd_done);
/* fall through */
fallthrough;
case STMFTS_EV_NO_EVENT:
case STMFTS_EV_DEBUG: