changes:
1. break some lines that are longer than 80 characters.
2. remove local function prototype declarations which do not
need.
3. replace TAB character with a space character in function
comments.
4. change the types of array init1[] and init2[] to
"unsigned char" to avoid compile warning.
Signed-off-by: Du, Changbin <changbin...@gmail.com>
---
drivers/media/rc/ati_remote.c | 139
+++++++++++++++++++++++++----------------
1 file changed, 84 insertions(+), 55 deletions(-)
diff --git a/drivers/media/rc/ati_remote.c b/drivers/media/rc/ati_remote.c
index 7be377f..0df66ac 100644
--- a/drivers/media/rc/ati_remote.c
+++ b/drivers/media/rc/ati_remote.c
@@ -23,6 +23,8 @@
* Vincent Vanackere <vanack...@lif.univ-mrs.fr>
* Added support for the "Lola" remote contributed by:
* Seth Cohn <sethc...@yahoo.com>
+ * Jul 2012: Du, Changbin <changbin...@gmail.com>
+ * Code style and compile warning fixing
*
* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *
*
*
@@ -147,7 +149,8 @@ static bool mouse = true;
module_param(mouse, bool, 0444);
MODULE_PARM_DESC(mouse, "Enable mouse device, default = yes");
-#define dbginfo(dev, format, arg...) do { if (debug) dev_info(dev , format
, ## arg); } while (0)
+#define dbginfo(dev, format, arg...) \
+ do { if (debug) dev_info(dev , format , ## arg); } while (0)
#undef err
#define err(format, arg...) printk(KERN_ERR format , ## arg)
@@ -191,17 +194,41 @@ static const char *get_medion_keymap(struct
usb_interface *interface)
return RC_MAP_MEDION_X10;
}
-static const struct ati_receiver_type type_ati = { .default_keymap
= RC_MAP_ATI_X10 };
-static const struct ati_receiver_type type_medion = {
.get_default_keymap = get_medion_keymap };
-static const struct ati_receiver_type type_firefly = { .default_keymap
= RC_MAP_SNAPSTREAM_FIREFLY };
+static const struct ati_receiver_type type_ati = {
+ .default_keymap = RC_MAP_ATI_X10
+};
+static const struct ati_receiver_type type_medion = {
+ .get_default_keymap = get_medion_keymap
+};
+static const struct ati_receiver_type type_firefly = {
+ .default_keymap = RC_MAP_SNAPSTREAM_FIREFLY
+};
static struct usb_device_id ati_remote_table[] = {
- { USB_DEVICE(ATI_REMOTE_VENDOR_ID, LOLA_REMOTE_PRODUCT_ID),
.driver_info = (unsigned long)&type_ati },
- { USB_DEVICE(ATI_REMOTE_VENDOR_ID, LOLA2_REMOTE_PRODUCT_ID),
.driver_info = (unsigned long)&type_ati },
- { USB_DEVICE(ATI_REMOTE_VENDOR_ID, ATI_REMOTE_PRODUCT_ID),
.driver_info = (unsigned long)&type_ati },
- { USB_DEVICE(ATI_REMOTE_VENDOR_ID, NVIDIA_REMOTE_PRODUCT_ID),
.driver_info = (unsigned long)&type_ati },
- { USB_DEVICE(ATI_REMOTE_VENDOR_ID, MEDION_REMOTE_PRODUCT_ID),
.driver_info = (unsigned long)&type_medion },
- { USB_DEVICE(ATI_REMOTE_VENDOR_ID, FIREFLY_REMOTE_PRODUCT_ID),
.driver_info = (unsigned long)&type_firefly },
+ {
+ USB_DEVICE(ATI_REMOTE_VENDOR_ID, LOLA_REMOTE_PRODUCT_ID),
+ .driver_info = (unsigned long)&type_ati
+ },
+ {
+ USB_DEVICE(ATI_REMOTE_VENDOR_ID, LOLA2_REMOTE_PRODUCT_ID),
+ .driver_info = (unsigned long)&type_ati
+ },
+ {
+ USB_DEVICE(ATI_REMOTE_VENDOR_ID, ATI_REMOTE_PRODUCT_ID),
+ .driver_info = (unsigned long)&type_ati
+ },
+ {
+ USB_DEVICE(ATI_REMOTE_VENDOR_ID, NVIDIA_REMOTE_PRODUCT_ID),
+ .driver_info = (unsigned long)&type_ati
+ },
+ {
+ USB_DEVICE(ATI_REMOTE_VENDOR_ID, MEDION_REMOTE_PRODUCT_ID),
+ .driver_info = (unsigned long)&type_medion
+ },
+ {
+ USB_DEVICE(ATI_REMOTE_VENDOR_ID, FIREFLY_REMOTE_PRODUCT_ID),
+ .driver_info = (unsigned long)&type_firefly
+ },
{} /* Terminating entry */
};
@@ -215,8 +242,8 @@ MODULE_DEVICE_TABLE(usb, ati_remote_table);
#define SEND_FLAG_COMPLETE 2
/* Device initialization strings */
-static char init1[] = { 0x01, 0x00, 0x20, 0x14 };
-static char init2[] = { 0x01, 0x00, 0x20, 0x14, 0x20, 0x20, 0x20 };
+static unsigned char init1[] = { 0x01, 0x00, 0x20, 0x14 };
+static unsigned char init2[] = { 0x01, 0x00, 0x20, 0x14, 0x20, 0x20, 0x20
};
struct ati_remote {
struct input_dev *idev;
@@ -296,25 +323,8 @@ static const struct {
{KIND_END, 0x00, EV_MAX + 1, 0, 0}
};
-/* Local function prototypes */
-static int ati_remote_sendpacket (struct ati_remote *ati_remote, u16
cmd, unsigned char *data);
-static void ati_remote_irq_out (struct urb *urb);
-static void ati_remote_irq_in (struct urb *urb);
-static void ati_remote_input_report (struct urb *urb);
-static int ati_remote_initialize (struct ati_remote *ati_remote);
-static int ati_remote_probe (struct usb_interface *interface,
const struct usb_device_id *id);
-static void ati_remote_disconnect (struct usb_interface *interface);
-
-/* usb specific object to register with the usb subsystem */
-static struct usb_driver ati_remote_driver = {
- .name = "ati_remote",
- .probe = ati_remote_probe,
- .disconnect = ati_remote_disconnect,
- .id_table = ati_remote_table,
-};
-
/*
- * ati_remote_dump_input
+ * ati_remote_dump_input
*/
static void ati_remote_dump(struct device *dev, unsigned char *data,
unsigned int len)
@@ -326,12 +336,14 @@ static void ati_remote_dump(struct device *dev,
unsigned char *data,
dev_warn(dev, "Weird key %02x %02x %02x %02x\n",
data[0], data[1], data[2], data[3]);
else
- dev_warn(dev, "Weird data, len=%d %02x %02x %02x %02x %02x
%02x ...\n",
- len, data[0], data[1], data[2], data[3], data[4],
data[5]);
+ dev_warn(dev,
+ "Weird data, len=%d %02x %02x %02x %02x %02x %02x
...\n",
+ len, data[0], data[1], data[2], data[3], data[4],
+ data[5]);
}
/*
- * ati_remote_open
+ * ati_remote_open
*/
static int ati_remote_open(struct ati_remote *ati_remote)
{
@@ -355,7 +367,7 @@ out: mutex_unlock(&ati_remote->open_mutex);
}
/*
- * ati_remote_close
+ * ati_remote_close
*/
static void ati_remote_close(struct ati_remote *ati_remote)
{
@@ -390,7 +402,7 @@ static void ati_remote_rc_close(struct rc_dev *rdev)
}
/*
- * ati_remote_irq_out
+ * ati_remote_irq_out
*/
static void ati_remote_irq_out(struct urb *urb)
{
@@ -408,11 +420,12 @@ static void ati_remote_irq_out(struct urb *urb)
}
/*
- * ati_remote_sendpacket
+ * ati_remote_sendpacket
*
- * Used to send device initialization strings
+ * Used to send device initialization strings
*/
-static int ati_remote_sendpacket(struct ati_remote *ati_remote, u16 cmd,
unsigned char *data)
+static int ati_remote_sendpacket(struct ati_remote *ati_remote, u16 cmd,
+ unsigned char *data)
{
int retval = 0;
@@ -441,7 +454,7 @@ static int ati_remote_sendpacket(struct ati_remote
*ati_remote, u16 cmd, unsigne
}
/*
- * ati_remote_compute_accel
+ * ati_remote_compute_accel
*
* Implements acceleration curve for directional control pad
* If elapsed time since last event is > 1/4 second, user "stopped",
@@ -478,7 +491,7 @@ static int ati_remote_compute_accel(struct ati_remote
*ati_remote)
}
/*
- * ati_remote_report_input
+ * ati_remote_report_input
*/
static void ati_remote_input_report(struct urb *urb)
{
@@ -518,7 +531,8 @@ static void ati_remote_input_report(struct urb *urb)
remote_num = (data[3] >> 4) & 0x0f;
if (channel_mask & (1 << (remote_num + 1))) {
dbginfo(&ati_remote->interface->dev,
- "Masked input from channel 0x%02x: data %02x,%02x,
mask= 0x%02lx\n",
+ "Masked input from channel 0x%02x: data %02x,%02x, "
+ "mask= 0x%02lx\n",
remote_num, data[1], data[2], channel_mask);
return;
}
@@ -546,7 +560,9 @@ static void ati_remote_input_report(struct urb *urb)
if (wheel_keycode == KEY_RESERVED) {
/* scrollwheel was not mapped, assume mouse */
- /* Look up event code index in the mouse translation
table. */
+ /* Look up event code index in the mouse translation
+ * table.
+ */
for (i = 0; ati_remote_tbl[i].kind != KIND_END; i++)
{
if (scancode == ati_remote_tbl[i].data) {
index = i;
@@ -630,9 +646,9 @@ static void ati_remote_input_report(struct urb *urb)
} else {
/*
- * Other event kinds are from the directional control pad,
and have an
- * acceleration factor applied to them. Without this
acceleration, the
- * control pad is mostly unusable.
+ * Other event kinds are from the directional control pad,
and
+ * have an acceleration factor applied to them. Without
this
+ * acceleration, the control pad is mostly unusable.
*/
acc = ati_remote_compute_accel(ati_remote);
@@ -659,7 +675,8 @@ static void ati_remote_input_report(struct urb *urb)
input_report_rel(dev, REL_Y, acc);
break;
default:
- dev_dbg(&ati_remote->interface->dev, "ati_remote
kind=%d\n",
+ dev_dbg(&ati_remote->interface->dev,
+ "ati_remote kind=%d\n",
ati_remote_tbl[index].kind);
}
input_sync(dev);
@@ -670,7 +687,7 @@ static void ati_remote_input_report(struct urb *urb)
}
/*
- * ati_remote_irq_in
+ * ati_remote_irq_in
*/
static void ati_remote_irq_in(struct urb *urb)
{
@@ -684,22 +701,25 @@ static void ati_remote_irq_in(struct urb *urb)
case -ECONNRESET: /* unlink */
case -ENOENT:
case -ESHUTDOWN:
- dev_dbg(&ati_remote->interface->dev, "%s: urb error status,
unlink? \n",
+ dev_dbg(&ati_remote->interface->dev,
+ "%s: urb error status, unlink?\n",
__func__);
return;
default: /* error */
- dev_dbg(&ati_remote->interface->dev, "%s: Nonzero urb status
%d\n",
+ dev_dbg(&ati_remote->interface->dev,
+ "%s: Nonzero urb status %d\n",
__func__, urb->status);
}
retval = usb_submit_urb(urb, GFP_ATOMIC);
if (retval)
- dev_err(&ati_remote->interface->dev, "%s:
usb_submit_urb()=%d\n",
+ dev_err(&ati_remote->interface->dev,
+ "%s: usb_submit_urb()=%d\n",
__func__, retval);
}
/*
- * ati_remote_alloc_buffers
+ * ati_remote_alloc_buffers
*/
static int ati_remote_alloc_buffers(struct usb_device *udev,
struct ati_remote *ati_remote)
@@ -726,7 +746,7 @@ static int ati_remote_alloc_buffers(struct usb_device
*udev,
}
/*
- * ati_remote_free_buffers
+ * ati_remote_free_buffers
*/
static void ati_remote_free_buffers(struct ati_remote *ati_remote)
{
@@ -825,9 +845,10 @@ static int ati_remote_initialize(struct ati_remote
*ati_remote)
}
/*
- * ati_remote_probe
+ * ati_remote_probe
*/
-static int ati_remote_probe(struct usb_interface *interface, const struct
usb_device_id *id)
+static int ati_remote_probe(struct usb_interface *interface,
+ const struct usb_device_id *id)
{
struct usb_device *udev = interface_to_usbdev(interface);
struct usb_host_interface *iface_host = interface->cur_altsetting;
@@ -949,7 +970,7 @@ static int ati_remote_probe(struct usb_interface
*interface, const struct usb_de
}
/*
- * ati_remote_disconnect
+ * ati_remote_disconnect
*/
static void ati_remote_disconnect(struct usb_interface *interface)
{
@@ -971,6 +992,14 @@ static void ati_remote_disconnect(struct usb_interface
*interface)
kfree(ati_remote);
}
+/* usb specific object to register with the usb subsystem */
+static struct usb_driver ati_remote_driver = {
+ .name = "ati_remote",
+ .probe = ati_remote_probe,
+ .disconnect = ati_remote_disconnect,
+ .id_table = ati_remote_table,
+};
+
module_usb_driver(ati_remote_driver);
MODULE_AUTHOR(DRIVER_AUTHOR);
--
1.7.9.5
--
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