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authorDmitry Torokhov <dmitry.torokhov@gmail.com>2010-02-21 20:54:28 -0800
committerDmitry Torokhov <dmitry.torokhov@gmail.com>2010-02-21 22:09:49 -0800
commitd38fcb9690532e6e2e064d711262b14d638113b9 (patch)
tree714536bba2d5872e99c8c5769b7982c1eeb5cb7f /drivers/input
parent7aa9e0e8263259f4517ba1788f4fbaa88e878400 (diff)
Input: gamecon - fix some formatting issues
Fix formatting of 'switch' statements and change the code to stay closer to 80 column limit where it does not hurt code readability. Tested-by: Scott Moreau <oreaus@gmail.com> Signed-off-by: Dmitry Torokhov <dtor@mail.ru>
Diffstat (limited to 'drivers/input')
-rw-r--r--drivers/input/joystick/gamecon.c347
1 files changed, 194 insertions, 153 deletions
diff --git a/drivers/input/joystick/gamecon.c b/drivers/input/joystick/gamecon.c
index bbde4e524da3..ec01bea8dc81 100644
--- a/drivers/input/joystick/gamecon.c
+++ b/drivers/input/joystick/gamecon.c
@@ -93,15 +93,21 @@ static struct gc *gc_base[3];
static int gc_status_bit[] = { 0x40, 0x80, 0x20, 0x10, 0x08 };
-static char *gc_names[] = { NULL, "SNES pad", "NES pad", "NES FourPort", "Multisystem joystick",
- "Multisystem 2-button joystick", "N64 controller", "PSX controller",
- "PSX DDR controller", "SNES mouse" };
+static char *gc_names[] = {
+ NULL, "SNES pad", "NES pad", "NES FourPort", "Multisystem joystick",
+ "Multisystem 2-button joystick", "N64 controller", "PSX controller",
+ "PSX DDR controller", "SNES mouse"
+};
+
/*
* N64 support.
*/
static unsigned char gc_n64_bytes[] = { 0, 1, 13, 15, 14, 12, 10, 11, 2, 3 };
-static short gc_n64_btn[] = { BTN_A, BTN_B, BTN_C, BTN_X, BTN_Y, BTN_Z, BTN_TL, BTN_TR, BTN_TRIGGER, BTN_START };
+static short gc_n64_btn[] = {
+ BTN_A, BTN_B, BTN_C, BTN_X, BTN_Y, BTN_Z,
+ BTN_TL, BTN_TR, BTN_TRIGGER, BTN_START
+};
#define GC_N64_LENGTH 32 /* N64 bit length, not including stop bit */
#define GC_N64_STOP_LENGTH 5 /* Length of encoded stop bit */
@@ -157,7 +163,8 @@ static void gc_n64_send_stop_bit(struct gc *gc, unsigned char target)
/*
* gc_n64_read_packet() reads an N64 packet.
- * Each pad uses one bit per byte. So all pads connected to this port are read in parallel.
+ * Each pad uses one bit per byte. So all pads connected to this port
+ * are read in parallel.
*/
static void gc_n64_read_packet(struct gc *gc, unsigned char *data)
@@ -175,7 +182,8 @@ static void gc_n64_read_packet(struct gc *gc, unsigned char *data)
local_irq_restore(flags);
/*
- * Wait for the pad response to be loaded into the 33-bit register of the adapter
+ * Wait for the pad response to be loaded into the 33-bit register
+ * of the adapter.
*/
udelay(GC_N64_DELAY);
@@ -192,8 +200,9 @@ static void gc_n64_read_packet(struct gc *gc, unsigned char *data)
}
/*
- * We must wait 200 ms here for the controller to reinitialize before the next read request.
- * No worries as long as gc_read is polled less frequently than this.
+ * We must wait 200 ms here for the controller to reinitialize before
+ * the next read request. No worries as long as gc_read is polled less
+ * frequently than this.
*/
}
@@ -201,9 +210,9 @@ static void gc_n64_read_packet(struct gc *gc, unsigned char *data)
static void gc_n64_process_packet(struct gc *gc)
{
unsigned char data[GC_N64_LENGTH];
- signed char axes[2];
struct input_dev *dev;
int i, j, s;
+ signed char x, y;
gc_n64_read_packet(gc, data);
@@ -217,23 +226,26 @@ static void gc_n64_process_packet(struct gc *gc)
if (s & gc->pads[GC_N64] & ~(data[8] | data[9])) {
- axes[0] = axes[1] = 0;
+ x = y = 0;
for (j = 0; j < 8; j++) {
if (data[23 - j] & s)
- axes[0] |= 1 << j;
+ x |= 1 << j;
if (data[31 - j] & s)
- axes[1] |= 1 << j;
+ y |= 1 << j;
}
- input_report_abs(dev, ABS_X, axes[0]);
- input_report_abs(dev, ABS_Y, -axes[1]);
+ input_report_abs(dev, ABS_X, x);
+ input_report_abs(dev, ABS_Y, -y);
- input_report_abs(dev, ABS_HAT0X, !(s & data[6]) - !(s & data[7]));
- input_report_abs(dev, ABS_HAT0Y, !(s & data[4]) - !(s & data[5]));
+ input_report_abs(dev, ABS_HAT0X,
+ !(s & data[6]) - !(s & data[7]));
+ input_report_abs(dev, ABS_HAT0Y,
+ !(s & data[4]) - !(s & data[5]));
for (j = 0; j < 10; j++)
- input_report_key(dev, gc_n64_btn[j], s & data[gc_n64_bytes[j]]);
+ input_report_key(dev, gc_n64_btn[j],
+ s & data[gc_n64_bytes[j]]);
input_sync(dev);
}
@@ -321,7 +333,9 @@ static int __init gc_n64_init_ff(struct input_dev *dev, int i)
static unsigned char gc_nes_bytes[] = { 0, 1, 2, 3 };
static unsigned char gc_snes_bytes[] = { 8, 0, 2, 3, 9, 1, 10, 11 };
-static short gc_snes_btn[] = { BTN_A, BTN_B, BTN_SELECT, BTN_START, BTN_X, BTN_Y, BTN_TL, BTN_TR };
+static short gc_snes_btn[] = {
+ BTN_A, BTN_B, BTN_SELECT, BTN_START, BTN_X, BTN_Y, BTN_TL, BTN_TR
+};
/*
* gc_nes_read_packet() reads a NES/SNES packet.
@@ -373,16 +387,19 @@ static void gc_nes_process_packet(struct gc *gc)
if (s & gc->pads[GC_NES])
for (j = 0; j < 4; j++)
- input_report_key(dev, gc_snes_btn[j], s & data[gc_nes_bytes[j]]);
+ input_report_key(dev, gc_snes_btn[j],
+ s & data[gc_nes_bytes[j]]);
if (s & gc->pads[GC_SNES])
for (j = 0; j < 8; j++)
- input_report_key(dev, gc_snes_btn[j], s & data[gc_snes_bytes[j]]);
+ input_report_key(dev, gc_snes_btn[j],
+ s & data[gc_snes_bytes[j]]);
if (s & gc->pads[GC_SNESMOUSE]) {
/*
- * The 4 unused bits from SNES controllers appear to be ID bits
- * so use them to make sure iwe are dealing with a mouse.
+ * The 4 unused bits from SNES controllers appear
+ * to be ID bits so use them to make sure we are
+ * dealing with a mouse.
* gamepad is connected. This is important since
* my SNES gamepad sends 1's for bits 16-31, which
* cause the mouse pointer to quickly move to the
@@ -445,10 +462,11 @@ static void gc_multi_read_packet(struct gc *gc, int length, unsigned char *data)
static void gc_multi_process_packet(struct gc *gc)
{
unsigned char data[GC_MULTI2_LENGTH];
+ int data_len = gc->pads[GC_MULTI2] ? GC_MULTI2_LENGTH : GC_MULTI_LENGTH;
struct input_dev *dev;
int i, s;
- gc_multi_read_packet(gc, gc->pads[GC_MULTI2] ? GC_MULTI2_LENGTH : GC_MULTI_LENGTH, data);
+ gc_multi_read_packet(gc, data_len, data);
for (i = 0; i < GC_MAX_DEVICES; i++) {
@@ -459,8 +477,10 @@ static void gc_multi_process_packet(struct gc *gc)
s = gc_status_bit[i];
if (s & (gc->pads[GC_MULTI] | gc->pads[GC_MULTI2])) {
- input_report_abs(dev, ABS_X, !(s & data[2]) - !(s & data[3]));
- input_report_abs(dev, ABS_Y, !(s & data[0]) - !(s & data[1]));
+ input_report_abs(dev, ABS_X,
+ !(s & data[2]) - !(s & data[3]));
+ input_report_abs(dev, ABS_Y,
+ !(s & data[0]) - !(s & data[1]));
input_report_key(dev, BTN_TRIGGER, s & data[4]);
}
@@ -503,9 +523,13 @@ static int gc_psx_delay = GC_PSX_DELAY;
module_param_named(psx_delay, gc_psx_delay, uint, 0);
MODULE_PARM_DESC(psx_delay, "Delay when accessing Sony PSX controller (usecs)");
-static short gc_psx_abs[] = { ABS_X, ABS_Y, ABS_RX, ABS_RY, ABS_HAT0X, ABS_HAT0Y };
-static short gc_psx_btn[] = { BTN_TL, BTN_TR, BTN_TL2, BTN_TR2, BTN_A, BTN_B, BTN_X, BTN_Y,
- BTN_START, BTN_SELECT, BTN_THUMBL, BTN_THUMBR };
+static short gc_psx_abs[] = {
+ ABS_X, ABS_Y, ABS_RX, ABS_RY, ABS_HAT0X, ABS_HAT0Y
+};
+static short gc_psx_btn[] = {
+ BTN_TL, BTN_TR, BTN_TL2, BTN_TR2, BTN_A, BTN_B, BTN_X, BTN_Y,
+ BTN_START, BTN_SELECT, BTN_THUMBL, BTN_THUMBR
+};
static short gc_psx_ddr_btn[] = { BTN_0, BTN_1, BTN_2, BTN_3 };
/*
@@ -513,18 +537,18 @@ static short gc_psx_ddr_btn[] = { BTN_0, BTN_1, BTN_2, BTN_3 };
* the psx pad.
*/
-static void gc_psx_command(struct gc *gc, int b, unsigned char data[GC_MAX_DEVICES])
+static void gc_psx_command(struct gc *gc, int b, unsigned char *data)
{
+ struct parport *port = gc->pd->port;
int i, j, cmd, read;
- for (i = 0; i < GC_MAX_DEVICES; i++)
- data[i] = 0;
+ memset(data, 0, GC_MAX_DEVICES);
for (i = 0; i < GC_PSX_LENGTH; i++, b >>= 1) {
cmd = (b & 1) ? GC_PSX_COMMAND : 0;
- parport_write_data(gc->pd->port, cmd | GC_PSX_POWER);
+ parport_write_data(port, cmd | GC_PSX_POWER);
udelay(gc_psx_delay);
- read = parport_read_status(gc->pd->port) ^ 0x80;
+ read = parport_read_status(port) ^ 0x80;
for (j = 0; j < GC_MAX_DEVICES; j++)
data[j] |= (read & gc_status_bit[j] & (gc->pads[GC_PSX] | gc->pads[GC_DDR])) ? (1 << i) : 0;
parport_write_data(gc->pd->port, cmd | GC_PSX_CLOCK | GC_PSX_POWER);
@@ -544,24 +568,29 @@ static void gc_psx_read_packet(struct gc *gc, unsigned char data[GC_MAX_DEVICES]
unsigned long flags;
unsigned char data2[GC_MAX_DEVICES];
- parport_write_data(gc->pd->port, GC_PSX_CLOCK | GC_PSX_SELECT | GC_PSX_POWER); /* Select pad */
+ /* Select pad */
+ parport_write_data(gc->pd->port, GC_PSX_CLOCK | GC_PSX_SELECT | GC_PSX_POWER);
udelay(gc_psx_delay);
- parport_write_data(gc->pd->port, GC_PSX_CLOCK | GC_PSX_POWER); /* Deselect, begin command */
+ /* Deselect, begin command */
+ parport_write_data(gc->pd->port, GC_PSX_CLOCK | GC_PSX_POWER);
udelay(gc_psx_delay);
local_irq_save(flags);
- gc_psx_command(gc, 0x01, data2); /* Access pad */
- gc_psx_command(gc, 0x42, id); /* Get device ids */
- gc_psx_command(gc, 0, data2); /* Dump status */
+ gc_psx_command(gc, 0x01, data2); /* Access pad */
+ gc_psx_command(gc, 0x42, id); /* Get device ids */
+ gc_psx_command(gc, 0, data2); /* Dump status */
- for (i =0; i < GC_MAX_DEVICES; i++) /* Find the longest pad */
- if((gc_status_bit[i] & (gc->pads[GC_PSX] | gc->pads[GC_DDR]))
- && (GC_PSX_LEN(id[i]) > max_len)
- && (GC_PSX_LEN(id[i]) <= GC_PSX_BYTES))
+ /* Find the longest pad */
+ for (i = 0; i < GC_MAX_DEVICES; i++)
+ if ((gc_status_bit[i] & (gc->pads[GC_PSX] | gc->pads[GC_DDR])) &&
+ GC_PSX_LEN(id[i]) > max_len &&
+ GC_PSX_LEN(id[i]) <= GC_PSX_BYTES) {
max_len = GC_PSX_LEN(id[i]);
+ }
- for (i = 0; i < max_len; i++) { /* Read in all the data */
+ /* Read in all the data */
+ for (i = 0; i < max_len; i++) {
gc_psx_command(gc, 0, data2);
for (j = 0; j < GC_MAX_DEVICES; j++)
data[j][i] = data2[j];
@@ -571,86 +600,99 @@ static void gc_psx_read_packet(struct gc *gc, unsigned char data[GC_MAX_DEVICES]
parport_write_data(gc->pd->port, GC_PSX_CLOCK | GC_PSX_SELECT | GC_PSX_POWER);
- for(i = 0; i < GC_MAX_DEVICES; i++) /* Set id's to the real value */
+ /* Set id's to the real value */
+ for (i = 0; i < GC_MAX_DEVICES; i++)
id[i] = GC_PSX_ID(id[i]);
}
-static void gc_psx_process_packet(struct gc *gc)
+static void gc_psx_report_one(struct gc *gc, struct input_dev *dev,
+ unsigned char pad_type, unsigned char status_bit,
+ unsigned char *data)
{
- unsigned char data[GC_MAX_DEVICES][GC_PSX_BYTES];
- unsigned char id[GC_MAX_DEVICES];
- struct input_dev *dev;
- int i, j;
+ int i;
- gc_psx_read_packet(gc, data, id);
+ switch (pad_type) {
- for (i = 0; i < GC_MAX_DEVICES; i++) {
+ case GC_PSX_RUMBLE:
- dev = gc->dev[i];
- if (!dev)
- continue;
+ input_report_key(dev, BTN_THUMBL, ~data[0] & 0x04);
+ input_report_key(dev, BTN_THUMBR, ~data[0] & 0x02);
- switch (id[i]) {
+ case GC_PSX_NEGCON:
+ case GC_PSX_ANALOG:
- case GC_PSX_RUMBLE:
+ if (gc->pads[GC_DDR] & status_bit) {
+ for (i = 0; i < 4; i++)
+ input_report_key(dev, gc_psx_ddr_btn[i],
+ ~data[0] & (0x10 << i));
+ } else {
+ for (i = 0; i < 4; i++)
+ input_report_abs(dev, gc_psx_abs[i + 2],
+ data[i + 2]);
- input_report_key(dev, BTN_THUMBL, ~data[i][0] & 0x04);
- input_report_key(dev, BTN_THUMBR, ~data[i][0] & 0x02);
+ input_report_abs(dev, ABS_X, 128 + !(data[0] & 0x20) * 127 - !(data[0] & 0x80) * 128);
+ input_report_abs(dev, ABS_Y, 128 + !(data[0] & 0x40) * 127 - !(data[0] & 0x10) * 128);
+ }
- case GC_PSX_NEGCON:
- case GC_PSX_ANALOG:
+ for (i = 0; i < 8; i++)
+ input_report_key(dev, gc_psx_btn[i], ~data[1] & (1 << i));
- if (gc->pads[GC_DDR] & gc_status_bit[i]) {
- for(j = 0; j < 4; j++)
- input_report_key(dev, gc_psx_ddr_btn[j], ~data[i][0] & (0x10 << j));
- } else {
- for (j = 0; j < 4; j++)
- input_report_abs(dev, gc_psx_abs[j + 2], data[i][j + 2]);
+ input_report_key(dev, BTN_START, ~data[0] & 0x08);
+ input_report_key(dev, BTN_SELECT, ~data[0] & 0x01);
- input_report_abs(dev, ABS_X, 128 + !(data[i][0] & 0x20) * 127 - !(data[i][0] & 0x80) * 128);
- input_report_abs(dev, ABS_Y, 128 + !(data[i][0] & 0x40) * 127 - !(data[i][0] & 0x10) * 128);
- }
+ input_sync(dev);
- for (j = 0; j < 8; j++)
- input_report_key(dev, gc_psx_btn[j], ~data[i][1] & (1 << j));
+ break;
- input_report_key(dev, BTN_START, ~data[i][0] & 0x08);
- input_report_key(dev, BTN_SELECT, ~data[i][0] & 0x01);
+ case GC_PSX_NORMAL:
+ if (gc->pads[GC_DDR] & status_bit) {
+ for (i = 0; i < 4; i++)
+ input_report_key(dev, gc_psx_ddr_btn[i],
+ ~data[0] & (0x10 << i));
+ } else {
+ input_report_abs(dev, ABS_X, 128 + !(data[0] & 0x20) * 127 - !(data[0] & 0x80) * 128);
+ input_report_abs(dev, ABS_Y, 128 + !(data[0] & 0x40) * 127 - !(data[0] & 0x10) * 128);
- input_sync(dev);
+ /*
+ * For some reason if the extra axes are left unset
+ * they drift.
+ * for (i = 0; i < 4; i++)
+ input_report_abs(dev, gc_psx_abs[i + 2], 128);
+ * This needs to be debugged properly,
+ * maybe fuzz processing needs to be done
+ * in input_sync()
+ * --vojtech
+ */
+ }
- break;
+ for (i = 0; i < 8; i++)
+ input_report_key(dev, gc_psx_btn[i], ~data[1] & (1 << i));
- case GC_PSX_NORMAL:
- if (gc->pads[GC_DDR] & gc_status_bit[i]) {
- for(j = 0; j < 4; j++)
- input_report_key(dev, gc_psx_ddr_btn[j], ~data[i][0] & (0x10 << j));
- } else {
- input_report_abs(dev, ABS_X, 128 + !(data[i][0] & 0x20) * 127 - !(data[i][0] & 0x80) * 128);
- input_report_abs(dev, ABS_Y, 128 + !(data[i][0] & 0x40) * 127 - !(data[i][0] & 0x10) * 128);
+ input_report_key(dev, BTN_START, ~data[0] & 0x08);
+ input_report_key(dev, BTN_SELECT, ~data[0] & 0x01);
- /* for some reason if the extra axes are left unset they drift */
- /* for (j = 0; j < 4; j++)
- input_report_abs(dev, gc_psx_abs[j + 2], 128);
- * This needs to be debugged properly,
- * maybe fuzz processing needs to be done in input_sync()
- * --vojtech
- */
- }
+ input_sync(dev);
+
+ break;
- for (j = 0; j < 8; j++)
- input_report_key(dev, gc_psx_btn[j], ~data[i][1] & (1 << j));
+ case 0: /* not a pad, ignore */
+ break;
+ }
+}
- input_report_key(dev, BTN_START, ~data[i][0] & 0x08);
- input_report_key(dev, BTN_SELECT, ~data[i][0] & 0x01);
+static void gc_psx_process_packet(struct gc *gc)
+{
+ unsigned char data[GC_MAX_DEVICES][GC_PSX_BYTES];
+ unsigned char id[GC_MAX_DEVICES];
+ int i;
- input_sync(dev);
+ gc_psx_read_packet(gc, data, id);
- break;
+ for (i = 0; i < GC_MAX_DEVICES; i++) {
- case 0: /* not a pad, ignore */
- break;
- }
+ if (gc->dev[i])
+ gc_psx_report_one(gc, gc->dev[i],
+ id[i], gc_status_bit[i], data[i]);
}
}
@@ -770,60 +812,61 @@ static int __init gc_setup_pad(struct gc *gc, int idx, int pad_type)
switch (pad_type) {
- case GC_N64:
- for (i = 0; i < 10; i++)
- set_bit(gc_n64_btn[i], input_dev->keybit);
-
- for (i = 0; i < 2; i++) {
- input_set_abs_params(input_dev, ABS_X + i, -127, 126, 0, 2);
- input_set_abs_params(input_dev, ABS_HAT0X + i, -1, 1, 0, 0);
- }
-
- err = gc_n64_init_ff(input_dev, idx);
- if (err) {
- printk(KERN_WARNING "gamecon.c: Failed to initiate rumble for N64 device %d\n", idx);
- input_free_device(input_dev);
- return err;
- }
-
- break;
-
- case GC_SNESMOUSE:
- set_bit(BTN_LEFT, input_dev->keybit);
- set_bit(BTN_RIGHT, input_dev->keybit);
- set_bit(REL_X, input_dev->relbit);
- set_bit(REL_Y, input_dev->relbit);
- break;
-
- case GC_SNES:
- for (i = 4; i < 8; i++)
- set_bit(gc_snes_btn[i], input_dev->keybit);
- case GC_NES:
- for (i = 0; i < 4; i++)
- set_bit(gc_snes_btn[i], input_dev->keybit);
- break;
+ case GC_N64:
+ for (i = 0; i < 10; i++)
+ __set_bit(gc_n64_btn[i], input_dev->keybit);
- case GC_MULTI2:
- set_bit(BTN_THUMB, input_dev->keybit);
- case GC_MULTI:
- set_bit(BTN_TRIGGER, input_dev->keybit);
- break;
-
- case GC_PSX:
- for (i = 0; i < 6; i++)
- input_set_abs_params(input_dev, gc_psx_abs[i], 4, 252, 0, 2);
- for (i = 0; i < 12; i++)
- set_bit(gc_psx_btn[i], input_dev->keybit);
-
- break;
+ for (i = 0; i < 2; i++) {
+ input_set_abs_params(input_dev, ABS_X + i, -127, 126, 0, 2);
+ input_set_abs_params(input_dev, ABS_HAT0X + i, -1, 1, 0, 0);
+ }
- case GC_DDR:
- for (i = 0; i < 4; i++)
- set_bit(gc_psx_ddr_btn[i], input_dev->keybit);
- for (i = 0; i < 12; i++)
- set_bit(gc_psx_btn[i], input_dev->keybit);
+ err = gc_n64_init_ff(input_dev, idx);
+ if (err) {
+ printk(KERN_WARNING "gamecon.c: Failed to initiate rumble for N64 device %d\n", idx);
+ input_free_device(input_dev);
+ return err;
+ }
- break;
+ break;
+
+ case GC_SNESMOUSE:
+ __set_bit(BTN_LEFT, input_dev->keybit);
+ __set_bit(BTN_RIGHT, input_dev->keybit);
+ __set_bit(REL_X, input_dev->relbit);
+ __set_bit(REL_Y, input_dev->relbit);
+ break;
+
+ case GC_SNES:
+ for (i = 4; i < 8; i++)
+ __set_bit(gc_snes_btn[i], input_dev->keybit);
+ case GC_NES:
+ for (i = 0; i < 4; i++)
+ __set_bit(gc_snes_btn[i], input_dev->keybit);
+ break;
+
+ case GC_MULTI2:
+ __set_bit(BTN_THUMB, input_dev->keybit);
+ case GC_MULTI:
+ __set_bit(BTN_TRIGGER, input_dev->keybit);
+ break;
+
+ case GC_PSX:
+ for (i = 0; i < 6; i++)
+ input_set_abs_params(input_dev,
+ gc_psx_abs[i], 4, 252, 0, 2);
+ for (i = 0; i < 12; i++)
+ __set_bit(gc_psx_btn[i], input_dev->keybit);
+
+ break;
+
+ case GC_DDR:
+ for (i = 0; i < 4; i++)
+ __set_bit(gc_psx_ddr_btn[i], input_dev->keybit);
+ for (i = 0; i < 12; i++)
+ __set_bit(gc_psx_btn[i], input_dev->keybit);
+
+ break;
}
return 0;
@@ -860,9 +903,7 @@ static struct gc __init *gc_probe(int parport, int *pads, int n_pads)
mutex_init(&gc->mutex);
gc->pd = pd;
- init_timer(&gc->timer);
- gc->timer.data = (long) gc;
- gc->timer.function = gc_timer;
+ setup_timer(&gc->timer, gc_timer, (long) gc);
for (i = 0; i < n_pads && i < GC_MAX_DEVICES; i++) {
if (!pads[i])