2014-08-13 09:23:31

by Himangi Saraogi

[permalink] [raw]
Subject: [PATCH] Bluetooth: bluecard_cs.c: Remove typedef bluecard_info_t

The Linux kernel coding style guidelines suggest not using typedefs
for structure types. This patch gets rid of the typedef for
bluecard_info_t. Also, the name of the struct is changed to drop the _t,
to make the name look less typedef-like.

The following Coccinelle semantic patch detects the case:

@tn@
identifier i;
type td;
@@

-typedef
struct i { ... }
-td
;

@@
type tn.td;
identifier tn.i;
@@

-td
+ struct i

Signed-off-by: Himangi Saraogi <[email protected]>
Acked-by: Julia Lawall <[email protected]>
---
drivers/bluetooth/bluecard_cs.c | 35 ++++++++++++++++++-----------------
1 file changed, 18 insertions(+), 17 deletions(-)

diff --git a/drivers/bluetooth/bluecard_cs.c b/drivers/bluetooth/bluecard_cs.c
index dfa5043..35e63aa 100644
--- a/drivers/bluetooth/bluecard_cs.c
+++ b/drivers/bluetooth/bluecard_cs.c
@@ -61,7 +61,7 @@ MODULE_LICENSE("GPL");
/* ======================== Local structures ======================== */


-typedef struct bluecard_info_t {
+struct bluecard_info {
struct pcmcia_device *p_dev;

struct hci_dev *hdev;
@@ -78,7 +78,7 @@ typedef struct bluecard_info_t {

unsigned char ctrl_reg;
unsigned long hw_state; /* Status of the hardware and LED control */
-} bluecard_info_t;
+};


static int bluecard_config(struct pcmcia_device *link);
@@ -157,7 +157,7 @@ static void bluecard_detach(struct pcmcia_device *p_dev);

static void bluecard_activity_led_timeout(u_long arg)
{
- bluecard_info_t *info = (bluecard_info_t *)arg;
+ struct bluecard_info *info = (struct bluecard_info *)arg;
unsigned int iobase = info->p_dev->resource[0]->start;

if (!test_bit(CARD_HAS_PCCARD_ID, &(info->hw_state)))
@@ -173,7 +173,7 @@ static void bluecard_activity_led_timeout(u_long arg)
}


-static void bluecard_enable_activity_led(bluecard_info_t *info)
+static void bluecard_enable_activity_led(struct bluecard_info *info)
{
unsigned int iobase = info->p_dev->resource[0]->start;

@@ -215,7 +215,7 @@ static int bluecard_write(unsigned int iobase, unsigned int offset, __u8 *buf, i
}


-static void bluecard_write_wakeup(bluecard_info_t *info)
+static void bluecard_write_wakeup(struct bluecard_info *info)
{
if (!info) {
BT_ERR("Unknown device");
@@ -368,7 +368,8 @@ static int bluecard_read(unsigned int iobase, unsigned int offset, __u8 *buf, in
}


-static void bluecard_receive(bluecard_info_t *info, unsigned int offset)
+static void bluecard_receive(struct bluecard_info *info,
+ unsigned int offset)
{
unsigned int iobase;
unsigned char buf[31];
@@ -497,7 +498,7 @@ static void bluecard_receive(bluecard_info_t *info, unsigned int offset)

static irqreturn_t bluecard_interrupt(int irq, void *dev_inst)
{
- bluecard_info_t *info = dev_inst;
+ struct bluecard_info *info = dev_inst;
unsigned int iobase;
unsigned char reg;

@@ -562,7 +563,7 @@ static irqreturn_t bluecard_interrupt(int irq, void *dev_inst)

static int bluecard_hci_set_baud_rate(struct hci_dev *hdev, int baud)
{
- bluecard_info_t *info = hci_get_drvdata(hdev);
+ struct bluecard_info *info = hci_get_drvdata(hdev);
struct sk_buff *skb;

/* Ericsson baud rate command */
@@ -611,7 +612,7 @@ static int bluecard_hci_set_baud_rate(struct hci_dev *hdev, int baud)

static int bluecard_hci_flush(struct hci_dev *hdev)
{
- bluecard_info_t *info = hci_get_drvdata(hdev);
+ struct bluecard_info *info = hci_get_drvdata(hdev);

/* Drop TX queue */
skb_queue_purge(&(info->txq));
@@ -622,7 +623,7 @@ static int bluecard_hci_flush(struct hci_dev *hdev)

static int bluecard_hci_open(struct hci_dev *hdev)
{
- bluecard_info_t *info = hci_get_drvdata(hdev);
+ struct bluecard_info *info = hci_get_drvdata(hdev);

if (test_bit(CARD_HAS_PCCARD_ID, &(info->hw_state)))
bluecard_hci_set_baud_rate(hdev, DEFAULT_BAUD_RATE);
@@ -643,7 +644,7 @@ static int bluecard_hci_open(struct hci_dev *hdev)

static int bluecard_hci_close(struct hci_dev *hdev)
{
- bluecard_info_t *info = hci_get_drvdata(hdev);
+ struct bluecard_info *info = hci_get_drvdata(hdev);

if (!test_and_clear_bit(HCI_RUNNING, &(hdev->flags)))
return 0;
@@ -663,7 +664,7 @@ static int bluecard_hci_close(struct hci_dev *hdev)

static int bluecard_hci_send_frame(struct hci_dev *hdev, struct sk_buff *skb)
{
- bluecard_info_t *info = hci_get_drvdata(hdev);
+ struct bluecard_info *info = hci_get_drvdata(hdev);

switch (bt_cb(skb)->pkt_type) {
case HCI_COMMAND_PKT:
@@ -691,7 +692,7 @@ static int bluecard_hci_send_frame(struct hci_dev *hdev, struct sk_buff *skb)
/* ======================== Card services HCI interaction ======================== */


-static int bluecard_open(bluecard_info_t *info)
+static int bluecard_open(struct bluecard_info *info)
{
unsigned int iobase = info->p_dev->resource[0]->start;
struct hci_dev *hdev;
@@ -806,7 +807,7 @@ static int bluecard_open(bluecard_info_t *info)
}


-static int bluecard_close(bluecard_info_t *info)
+static int bluecard_close(struct bluecard_info *info)
{
unsigned int iobase = info->p_dev->resource[0]->start;
struct hci_dev *hdev = info->hdev;
@@ -833,7 +834,7 @@ static int bluecard_close(bluecard_info_t *info)

static int bluecard_probe(struct pcmcia_device *link)
{
- bluecard_info_t *info;
+ struct bluecard_info *info;

/* Create new info device */
info = devm_kzalloc(&link->dev, sizeof(*info), GFP_KERNEL);
@@ -857,7 +858,7 @@ static void bluecard_detach(struct pcmcia_device *link)

static int bluecard_config(struct pcmcia_device *link)
{
- bluecard_info_t *info = link->priv;
+ struct bluecard_info *info = link->priv;
int i, n;

link->config_index = 0x20;
@@ -897,7 +898,7 @@ failed:

static void bluecard_release(struct pcmcia_device *link)
{
- bluecard_info_t *info = link->priv;
+ struct bluecard_info *info = link->priv;

bluecard_close(info);

--
1.9.1


2014-08-13 17:18:11

by Marcel Holtmann

[permalink] [raw]
Subject: Re: [PATCH] Bluetooth: bluecard_cs.c: Remove typedef bluecard_info_t

Hi Himangi,

> The Linux kernel coding style guidelines suggest not using typedefs
> for structure types. This patch gets rid of the typedef for
> bluecard_info_t. Also, the name of the struct is changed to drop the _t,
> to make the name look less typedef-like.
>
> The following Coccinelle semantic patch detects the case:
>
> @tn@
> identifier i;
> type td;
> @@
>
> -typedef
> struct i { ... }
> -td
> ;
>
> @@
> type tn.td;
> identifier tn.i;
> @@
>
> -td
> + struct i
>
> Signed-off-by: Himangi Saraogi <[email protected]>
> Acked-by: Julia Lawall <[email protected]>
> ---
> drivers/bluetooth/bluecard_cs.c | 35 ++++++++++++++++++-----------------
> 1 file changed, 18 insertions(+), 17 deletions(-)

patch has been applied to bluetooth-next tree.

Regards

Marcel