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Input: elo - switch to using dev_xxx() when printing messages

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Also fix formatting of "switch" statements.

Signed-off-by: Dmitry Torokhov <dtor@mail.ru>
This commit is contained in:
Dmitry Torokhov 2010-01-06 23:52:12 -08:00
parent a9a1f9c315
commit 8cab9ba104
1 changed files with 121 additions and 106 deletions
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227
drivers/input/touchscreen/elo.c
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@ -72,45 +72,49 @@ static void elo_process_data_10(struct elo *elo, unsigned char data)
struct input_dev *dev = elo->dev; struct input_dev *dev = elo->dev;
elo->data[elo->idx] = data; elo->data[elo->idx] = data;
switch (elo->idx++) {
case 0:
elo->csum = 0xaa;
if (data != ELO10_LEAD_BYTE) {
pr_debug("elo: unsynchronized data: 0x%02x\n", data);
elo->idx = 0;
}
break;
case 9: switch (elo->idx++) {
case 0:
elo->csum = 0xaa;
if (data != ELO10_LEAD_BYTE) {
dev_dbg(&elo->serio->dev,
"unsynchronized data: 0x%02x\n", data);
elo->idx = 0; elo->idx = 0;
if (data != elo->csum) { }
pr_debug("elo: bad checksum: 0x%02x, expected 0x%02x\n", break;
data, elo->csum);
break; case 9:
} elo->idx = 0;
if (elo->data[1] != elo->expected_packet) { if (data != elo->csum) {
if (elo->data[1] != ELO10_TOUCH_PACKET) dev_dbg(&elo->serio->dev,
pr_debug("elo: unexpected packet: 0x%02x\n", "bad checksum: 0x%02x, expected 0x%02x\n",
elo->data[1]); data, elo->csum);
break;
}
if (likely(elo->data[1] == ELO10_TOUCH_PACKET)) {
input_report_abs(dev, ABS_X, (elo->data[4] << 8) | elo->data[3]);
input_report_abs(dev, ABS_Y, (elo->data[6] << 8) | elo->data[5]);
if (elo->data[2] & ELO10_PRESSURE)
input_report_abs(dev, ABS_PRESSURE,
(elo->data[8] << 8) | elo->data[7]);
input_report_key(dev, BTN_TOUCH, elo->data[2] & ELO10_TOUCH);
input_sync(dev);
} else if (elo->data[1] == ELO10_ACK_PACKET) {
if (elo->data[2] == '0')
elo->expected_packet = ELO10_TOUCH_PACKET;
complete(&elo->cmd_done);
} else {
memcpy(elo->response, &elo->data[1], ELO10_PACKET_LEN);
elo->expected_packet = ELO10_ACK_PACKET;
}
break; break;
}
if (elo->data[1] != elo->expected_packet) {
if (elo->data[1] != ELO10_TOUCH_PACKET)
dev_dbg(&elo->serio->dev,
"unexpected packet: 0x%02x\n",
elo->data[1]);
break;
}
if (likely(elo->data[1] == ELO10_TOUCH_PACKET)) {
input_report_abs(dev, ABS_X, (elo->data[4] << 8) | elo->data[3]);
input_report_abs(dev, ABS_Y, (elo->data[6] << 8) | elo->data[5]);
if (elo->data[2] & ELO10_PRESSURE)
input_report_abs(dev, ABS_PRESSURE,
(elo->data[8] << 8) | elo->data[7]);
input_report_key(dev, BTN_TOUCH, elo->data[2] & ELO10_TOUCH);
input_sync(dev);
} else if (elo->data[1] == ELO10_ACK_PACKET) {
if (elo->data[2] == '0')
elo->expected_packet = ELO10_TOUCH_PACKET;
complete(&elo->cmd_done);
} else {
memcpy(elo->response, &elo->data[1], ELO10_PACKET_LEN);
elo->expected_packet = ELO10_ACK_PACKET;
}
break;
} }
elo->csum += data; elo->csum += data;
} }
@ -123,42 +127,53 @@ static void elo_process_data_6(struct elo *elo, unsigned char data)
switch (elo->idx++) { switch (elo->idx++) {
case 0: if ((data & 0xc0) != 0xc0) elo->idx = 0; break; case 0:
case 1: if ((data & 0xc0) != 0x80) elo->idx = 0; break; if ((data & 0xc0) != 0xc0)
case 2: if ((data & 0xc0) != 0x40) elo->idx = 0; break; elo->idx = 0;
break;
case 3: case 1:
if (data & 0xc0) { if ((data & 0xc0) != 0x80)
elo->idx = 0; elo->idx = 0;
break; break;
}
input_report_abs(dev, ABS_X, ((elo->data[0] & 0x3f) << 6) | (elo->data[1] & 0x3f)); case 2:
input_report_abs(dev, ABS_Y, ((elo->data[2] & 0x3f) << 6) | (elo->data[3] & 0x3f)); if ((data & 0xc0) != 0x40)
elo->idx = 0;
break;
if (elo->id == 2) { case 3:
input_report_key(dev, BTN_TOUCH, 1); if (data & 0xc0) {
input_sync(dev);
elo->idx = 0;
}
break;
case 4:
if (data) {
input_sync(dev);
elo->idx = 0;
}
break;
case 5:
if ((data & 0xf0) == 0) {
input_report_abs(dev, ABS_PRESSURE, elo->data[5]);
input_report_key(dev, BTN_TOUCH, !!elo->data[5]);
}
input_sync(dev);
elo->idx = 0; elo->idx = 0;
break; break;
}
input_report_abs(dev, ABS_X, ((elo->data[0] & 0x3f) << 6) | (elo->data[1] & 0x3f));
input_report_abs(dev, ABS_Y, ((elo->data[2] & 0x3f) << 6) | (elo->data[3] & 0x3f));
if (elo->id == 2) {
input_report_key(dev, BTN_TOUCH, 1);
input_sync(dev);
elo->idx = 0;
}
break;
case 4:
if (data) {
input_sync(dev);
elo->idx = 0;
}
break;
case 5:
if ((data & 0xf0) == 0) {
input_report_abs(dev, ABS_PRESSURE, elo->data[5]);
input_report_key(dev, BTN_TOUCH, !!elo->data[5]);
}
input_sync(dev);
elo->idx = 0;
break;
} }
} }
@ -170,17 +185,17 @@ static void elo_process_data_3(struct elo *elo, unsigned char data)
switch (elo->idx++) { switch (elo->idx++) {
case 0: case 0:
if ((data & 0x7f) != 0x01) if ((data & 0x7f) != 0x01)
elo->idx = 0;
break;
case 2:
input_report_key(dev, BTN_TOUCH, !(elo->data[1] & 0x80));
input_report_abs(dev, ABS_X, elo->data[1]);
input_report_abs(dev, ABS_Y, elo->data[2]);
input_sync(dev);
elo->idx = 0; elo->idx = 0;
break; break;
case 2:
input_report_key(dev, BTN_TOUCH, !(elo->data[1] & 0x80));
input_report_abs(dev, ABS_X, elo->data[1]);
input_report_abs(dev, ABS_Y, elo->data[2]);
input_sync(dev);
elo->idx = 0;
break;
} }
} }
@ -189,19 +204,19 @@ static irqreturn_t elo_interrupt(struct serio *serio,
{ {
struct elo *elo = serio_get_drvdata(serio); struct elo *elo = serio_get_drvdata(serio);
switch(elo->id) { switch (elo->id) {
case 0: case 0:
elo_process_data_10(elo, data); elo_process_data_10(elo, data);
break; break;
case 1: case 1:
case 2: case 2:
elo_process_data_6(elo, data); elo_process_data_6(elo, data);
break; break;
case 3: case 3:
elo_process_data_3(elo, data); elo_process_data_3(elo, data);
break; break;
} }
return IRQ_HANDLED; return IRQ_HANDLED;
@ -261,10 +276,10 @@ static int elo_setup_10(struct elo *elo)
if (packet[3] & ELO10_PRESSURE) if (packet[3] & ELO10_PRESSURE)
input_set_abs_params(dev, ABS_PRESSURE, 0, 255, 0, 0); input_set_abs_params(dev, ABS_PRESSURE, 0, 255, 0, 0);
printk(KERN_INFO "elo: %sTouch touchscreen, fw: %02x.%02x, " dev_info(&elo->serio->dev,
"features: 0x%02x, controller: 0x%02x\n", "%sTouch touchscreen, fw: %02x.%02x, features: 0x%02x, controller: 0x%02x\n",
elo_types[(packet[1] -'0') & 0x03], elo_types[(packet[1] -'0') & 0x03],
packet[5], packet[4], packet[3], packet[7]); packet[5], packet[4], packet[3], packet[7]);
return 0; return 0;
} }
@ -330,24 +345,24 @@ static int elo_connect(struct serio *serio, struct serio_driver *drv)
switch (elo->id) { switch (elo->id) {
case 0: /* 10-byte protocol */ case 0: /* 10-byte protocol */
if (elo_setup_10(elo)) if (elo_setup_10(elo))
goto fail3; goto fail3;
break; break;
case 1: /* 6-byte protocol */ case 1: /* 6-byte protocol */
input_set_abs_params(input_dev, ABS_PRESSURE, 0, 15, 0, 0); input_set_abs_params(input_dev, ABS_PRESSURE, 0, 15, 0, 0);
case 2: /* 4-byte protocol */ case 2: /* 4-byte protocol */
input_set_abs_params(input_dev, ABS_X, 96, 4000, 0, 0); input_set_abs_params(input_dev, ABS_X, 96, 4000, 0, 0);
input_set_abs_params(input_dev, ABS_Y, 96, 4000, 0, 0); input_set_abs_params(input_dev, ABS_Y, 96, 4000, 0, 0);
break; break;
case 3: /* 3-byte protocol */ case 3: /* 3-byte protocol */
input_set_abs_params(input_dev, ABS_X, 0, 255, 0, 0); input_set_abs_params(input_dev, ABS_X, 0, 255, 0, 0);
input_set_abs_params(input_dev, ABS_Y, 0, 255, 0, 0); input_set_abs_params(input_dev, ABS_Y, 0, 255, 0, 0);
break; break;
} }
err = input_register_device(elo->dev); err = input_register_device(elo->dev);