diff options
Diffstat (limited to 'drivers/staging/ozwpan/ozcdev.c')
| -rw-r--r-- | drivers/staging/ozwpan/ozcdev.c | 52 |
1 files changed, 24 insertions, 28 deletions
diff --git a/drivers/staging/ozwpan/ozcdev.c b/drivers/staging/ozwpan/ozcdev.c index 64913aeb0ba..ba15aeb7067 100644 --- a/drivers/staging/ozwpan/ozcdev.c +++ b/drivers/staging/ozwpan/ozcdev.c @@ -19,6 +19,7 @@ #include "ozpd.h" #include "ozproto.h" #include "ozevent.h" +#include "ozcdev.h" /*------------------------------------------------------------------------------ */ #define OZ_RD_BUF_SZ 256 @@ -43,7 +44,7 @@ struct oz_serial_ctx { /*------------------------------------------------------------------------------ */ static struct oz_cdev g_cdev; -struct class *g_oz_class; +static struct class *g_oz_class; /*------------------------------------------------------------------------------ * Context: process and softirq */ @@ -70,7 +71,7 @@ static void oz_cdev_release_ctx(struct oz_serial_ctx *ctx) /*------------------------------------------------------------------------------ * Context: process */ -int oz_cdev_open(struct inode *inode, struct file *filp) +static int oz_cdev_open(struct inode *inode, struct file *filp) { struct oz_cdev *dev; oz_trace("oz_cdev_open()\n"); @@ -82,7 +83,7 @@ int oz_cdev_open(struct inode *inode, struct file *filp) /*------------------------------------------------------------------------------ * Context: process */ -int oz_cdev_release(struct inode *inode, struct file *filp) +static int oz_cdev_release(struct inode *inode, struct file *filp) { oz_trace("oz_cdev_release()\n"); return 0; @@ -90,14 +91,14 @@ int oz_cdev_release(struct inode *inode, struct file *filp) /*------------------------------------------------------------------------------ * Context: process */ -ssize_t oz_cdev_read(struct file *filp, char __user *buf, size_t count, +static ssize_t oz_cdev_read(struct file *filp, char __user *buf, size_t count, loff_t *fpos) { int n; int ix; struct oz_pd *pd; - struct oz_serial_ctx *ctx = 0; + struct oz_serial_ctx *ctx; spin_lock_bh(&g_cdev.lock); pd = g_cdev.active_pd; @@ -142,12 +143,12 @@ out2: /*------------------------------------------------------------------------------ * Context: process */ -ssize_t oz_cdev_write(struct file *filp, const char __user *buf, size_t count, - loff_t *fpos) +static ssize_t oz_cdev_write(struct file *filp, const char __user *buf, + size_t count, loff_t *fpos) { struct oz_pd *pd; struct oz_elt_buf *eb; - struct oz_elt_info *ei = 0; + struct oz_elt_info *ei; struct oz_elt *elt; struct oz_app_hdr *app_hdr; struct oz_serial_ctx *ctx; @@ -182,7 +183,7 @@ ssize_t oz_cdev_write(struct file *filp, const char __user *buf, size_t count, ctx->tx_seq_num = 1; spin_lock(&eb->lock); if (oz_queue_elt_info(eb, 0, 0, ei) == 0) - ei = 0; + ei = NULL; spin_unlock(&eb->lock); } spin_unlock_bh(&pd->app_lock[OZ_APPID_USB-1]); @@ -199,7 +200,7 @@ out: /*------------------------------------------------------------------------------ * Context: process */ -static int oz_set_active_pd(u8 *addr) +static int oz_set_active_pd(const u8 *addr) { int rc = 0; struct oz_pd *pd; @@ -217,7 +218,7 @@ static int oz_set_active_pd(u8 *addr) if (is_zero_ether_addr(addr)) { spin_lock_bh(&g_cdev.lock); pd = g_cdev.active_pd; - g_cdev.active_pd = 0; + g_cdev.active_pd = NULL; memset(g_cdev.active_addr, 0, sizeof(g_cdev.active_addr)); spin_unlock_bh(&g_cdev.lock); @@ -232,7 +233,8 @@ static int oz_set_active_pd(u8 *addr) /*------------------------------------------------------------------------------ * Context: process */ -long oz_cdev_ioctl(struct file *filp, unsigned int cmd, unsigned long arg) +static long oz_cdev_ioctl(struct file *filp, unsigned int cmd, + unsigned long arg) { int rc = 0; if (_IOC_TYPE(cmd) != OZ_IOCTL_MAGIC) @@ -296,7 +298,7 @@ long oz_cdev_ioctl(struct file *filp, unsigned int cmd, unsigned long arg) /*------------------------------------------------------------------------------ * Context: process */ -unsigned int oz_cdev_poll(struct file *filp, poll_table *wait) +static unsigned int oz_cdev_poll(struct file *filp, poll_table *wait) { unsigned int ret = 0; struct oz_cdev *dev = filp->private_data; @@ -317,7 +319,7 @@ unsigned int oz_cdev_poll(struct file *filp, poll_table *wait) } /*------------------------------------------------------------------------------ */ -const struct file_operations oz_fops = { +static const struct file_operations oz_fops = { .owner = THIS_MODULE, .open = oz_cdev_open, .release = oz_cdev_release, @@ -385,7 +387,7 @@ int oz_cdev_deregister(void) */ int oz_cdev_init(void) { - oz_event_log(OZ_EVT_SERVICE, 1, OZ_APPID_SERIAL, 0, 0); + oz_event_log(OZ_EVT_SERVICE, 1, OZ_APPID_SERIAL, NULL, 0); oz_app_enable(OZ_APPID_SERIAL, 1); return 0; } @@ -394,7 +396,7 @@ int oz_cdev_init(void) */ void oz_cdev_term(void) { - oz_event_log(OZ_EVT_SERVICE, 2, OZ_APPID_SERIAL, 0, 0); + oz_event_log(OZ_EVT_SERVICE, 2, OZ_APPID_SERIAL, NULL, 0); oz_app_enable(OZ_APPID_SERIAL, 0); } /*------------------------------------------------------------------------------ @@ -403,8 +405,8 @@ void oz_cdev_term(void) int oz_cdev_start(struct oz_pd *pd, int resume) { struct oz_serial_ctx *ctx; - struct oz_serial_ctx *old_ctx = 0; - oz_event_log(OZ_EVT_SERVICE, 3, OZ_APPID_SERIAL, 0, resume); + struct oz_serial_ctx *old_ctx; + oz_event_log(OZ_EVT_SERVICE, 3, OZ_APPID_SERIAL, NULL, resume); if (resume) { oz_trace("Serial service resumed.\n"); return 0; @@ -440,22 +442,22 @@ int oz_cdev_start(struct oz_pd *pd, int resume) void oz_cdev_stop(struct oz_pd *pd, int pause) { struct oz_serial_ctx *ctx; - oz_event_log(OZ_EVT_SERVICE, 4, OZ_APPID_SERIAL, 0, pause); + oz_event_log(OZ_EVT_SERVICE, 4, OZ_APPID_SERIAL, NULL, pause); if (pause) { oz_trace("Serial service paused.\n"); return; } spin_lock_bh(&pd->app_lock[OZ_APPID_SERIAL-1]); ctx = (struct oz_serial_ctx *)pd->app_ctx[OZ_APPID_SERIAL-1]; - pd->app_ctx[OZ_APPID_SERIAL-1] = 0; + pd->app_ctx[OZ_APPID_SERIAL-1] = NULL; spin_unlock_bh(&pd->app_lock[OZ_APPID_SERIAL-1]); if (ctx) oz_cdev_release_ctx(ctx); spin_lock(&g_cdev.lock); if (pd == g_cdev.active_pd) - g_cdev.active_pd = 0; + g_cdev.active_pd = NULL; else - pd = 0; + pd = NULL; spin_unlock(&g_cdev.lock); if (pd) { oz_pd_put(pd); @@ -523,9 +525,3 @@ void oz_cdev_rx(struct oz_pd *pd, struct oz_elt *elt) out: oz_cdev_release_ctx(ctx); } -/*------------------------------------------------------------------------------ - * Context: softirq - */ -void oz_cdev_heartbeat(struct oz_pd *pd) -{ -} |