summaryrefslogtreecommitdiffstats
path: root/drivers/isdn/hardware/eicon/um_idi.c
diff options
context:
space:
mode:
Diffstat (limited to 'drivers/isdn/hardware/eicon/um_idi.c')
-rw-r--r--drivers/isdn/hardware/eicon/um_idi.c224
1 files changed, 112 insertions, 112 deletions
diff --git a/drivers/isdn/hardware/eicon/um_idi.c b/drivers/isdn/hardware/eicon/um_idi.c
index ac0bdd1f23fa..7cab5c3276c2 100644
--- a/drivers/isdn/hardware/eicon/um_idi.c
+++ b/drivers/isdn/hardware/eicon/um_idi.c
@@ -14,30 +14,30 @@
#define DIVAS_MAX_XDI_ADAPTERS 64
/* --------------------------------------------------------------------------
- IMPORTS
+ IMPORTS
-------------------------------------------------------------------------- */
extern void diva_os_wakeup_read(void *os_context);
extern void diva_os_wakeup_close(void *os_context);
/* --------------------------------------------------------------------------
- LOCALS
+ LOCALS
-------------------------------------------------------------------------- */
static LIST_HEAD(adapter_q);
static diva_os_spin_lock_t adapter_lock;
static diva_um_idi_adapter_t *diva_um_idi_find_adapter(dword nr);
-static void cleanup_adapter(diva_um_idi_adapter_t * a);
-static void cleanup_entity(divas_um_idi_entity_t * e);
-static int diva_user_mode_idi_adapter_features(diva_um_idi_adapter_t * a,
+static void cleanup_adapter(diva_um_idi_adapter_t *a);
+static void cleanup_entity(divas_um_idi_entity_t *e);
+static int diva_user_mode_idi_adapter_features(diva_um_idi_adapter_t *a,
diva_um_idi_adapter_features_t
- * features);
-static int process_idi_request(divas_um_idi_entity_t * e,
- const diva_um_idi_req_hdr_t * req);
-static int process_idi_rc(divas_um_idi_entity_t * e, byte rc);
-static int process_idi_ind(divas_um_idi_entity_t * e, byte ind);
-static int write_return_code(divas_um_idi_entity_t * e, byte rc);
+ *features);
+static int process_idi_request(divas_um_idi_entity_t *e,
+ const diva_um_idi_req_hdr_t *req);
+static int process_idi_rc(divas_um_idi_entity_t *e, byte rc);
+static int process_idi_ind(divas_um_idi_entity_t *e, byte ind);
+static int write_return_code(divas_um_idi_entity_t *e, byte rc);
/* --------------------------------------------------------------------------
- MAIN
+ MAIN
-------------------------------------------------------------------------- */
int diva_user_mode_idi_init(void)
{
@@ -46,10 +46,10 @@ int diva_user_mode_idi_init(void)
}
/* --------------------------------------------------------------------------
- Copy adapter features to user supplied buffer
+ Copy adapter features to user supplied buffer
-------------------------------------------------------------------------- */
static int
-diva_user_mode_idi_adapter_features(diva_um_idi_adapter_t * a,
+diva_user_mode_idi_adapter_features(diva_um_idi_adapter_t *a,
diva_um_idi_adapter_features_t *
features)
{
@@ -63,14 +63,14 @@ diva_user_mode_idi_adapter_features(diva_um_idi_adapter_t * a,
sync_req.GetName.Req = 0;
sync_req.GetName.Rc = IDI_SYNC_REQ_GET_NAME;
- (*(a->d.request)) ((ENTITY *) & sync_req);
+ (*(a->d.request)) ((ENTITY *)&sync_req);
strlcpy(features->name, sync_req.GetName.name,
sizeof(features->name));
sync_req.GetSerial.Req = 0;
sync_req.GetSerial.Rc = IDI_SYNC_REQ_GET_SERIAL;
sync_req.GetSerial.serial = 0;
- (*(a->d.request)) ((ENTITY *) & sync_req);
+ (*(a->d.request))((ENTITY *)&sync_req);
features->serial_number = sync_req.GetSerial.serial;
}
@@ -78,7 +78,7 @@ diva_user_mode_idi_adapter_features(diva_um_idi_adapter_t * a,
}
/* --------------------------------------------------------------------------
- REMOVE ADAPTER
+ REMOVE ADAPTER
-------------------------------------------------------------------------- */
void diva_user_mode_idi_remove_adapter(int adapter_nr)
{
@@ -98,7 +98,7 @@ void diva_user_mode_idi_remove_adapter(int adapter_nr)
}
/* --------------------------------------------------------------------------
- CALLED ON DRIVER EXIT (UNLOAD)
+ CALLED ON DRIVER EXIT (UNLOAD)
-------------------------------------------------------------------------- */
void diva_user_mode_idi_finit(void)
{
@@ -116,15 +116,15 @@ void diva_user_mode_idi_finit(void)
}
/* -------------------------------------------------------------------------
- CREATE AND INIT IDI ADAPTER
- ------------------------------------------------------------------------- */
-int diva_user_mode_idi_create_adapter(const DESCRIPTOR * d, int adapter_nr)
+ CREATE AND INIT IDI ADAPTER
+ ------------------------------------------------------------------------- */
+int diva_user_mode_idi_create_adapter(const DESCRIPTOR *d, int adapter_nr)
{
diva_os_spin_lock_magic_t old_irql;
diva_um_idi_adapter_t *a =
- (diva_um_idi_adapter_t *) diva_os_malloc(0,
- sizeof
- (diva_um_idi_adapter_t));
+ (diva_um_idi_adapter_t *) diva_os_malloc(0,
+ sizeof
+ (diva_um_idi_adapter_t));
if (!a) {
return (-1);
@@ -145,7 +145,7 @@ int diva_user_mode_idi_create_adapter(const DESCRIPTOR * d, int adapter_nr)
}
/* ------------------------------------------------------------------------
- Find adapter by Adapter number
+ Find adapter by Adapter number
------------------------------------------------------------------------ */
static diva_um_idi_adapter_t *diva_um_idi_find_adapter(dword nr)
{
@@ -159,14 +159,14 @@ static diva_um_idi_adapter_t *diva_um_idi_find_adapter(dword nr)
break;
a = NULL;
}
- return(a);
+ return (a);
}
/* ------------------------------------------------------------------------
- Cleanup this adapter and cleanup/delete all entities assigned
- to this adapter
+ Cleanup this adapter and cleanup/delete all entities assigned
+ to this adapter
------------------------------------------------------------------------ */
-static void cleanup_adapter(diva_um_idi_adapter_t * a)
+static void cleanup_adapter(diva_um_idi_adapter_t *a)
{
struct list_head *tmp, *safe;
divas_um_idi_entity_t *e;
@@ -184,9 +184,9 @@ static void cleanup_adapter(diva_um_idi_adapter_t * a)
}
/* ------------------------------------------------------------------------
- Cleanup, but NOT delete this entity
+ Cleanup, but NOT delete this entity
------------------------------------------------------------------------ */
-static void cleanup_entity(divas_um_idi_entity_t * e)
+static void cleanup_entity(divas_um_idi_entity_t *e)
{
e->os_ref = NULL;
e->status = 0;
@@ -203,7 +203,7 @@ static void cleanup_entity(divas_um_idi_entity_t * e)
/* ------------------------------------------------------------------------
- Create ENTITY, link it to the adapter and remove pointer to entity
+ Create ENTITY, link it to the adapter and remove pointer to entity
------------------------------------------------------------------------ */
void *divas_um_idi_create_entity(dword adapter_nr, void *file)
{
@@ -236,12 +236,12 @@ void *divas_um_idi_create_entity(dword adapter_nr, void *file)
diva_os_enter_spin_lock(&adapter_lock, &old_irql, "create_entity");
/*
- Look for Adapter requested
- */
+ Look for Adapter requested
+ */
if (!(a = diva_um_idi_find_adapter(adapter_nr))) {
/*
- No adapter was found, or this adapter was removed
- */
+ No adapter was found, or this adapter was removed
+ */
diva_os_leave_spin_lock(&adapter_lock, &old_irql, "create_entity");
DBG_LOG(("A: no adapter(%ld)", adapter_nr));
@@ -267,7 +267,7 @@ void *divas_um_idi_create_entity(dword adapter_nr, void *file)
}
/* ------------------------------------------------------------------------
- Unlink entity and free memory
+ Unlink entity and free memory
------------------------------------------------------------------------ */
int divas_um_idi_delete_entity(int adapter_nr, void *entity)
{
@@ -296,8 +296,8 @@ int divas_um_idi_delete_entity(int adapter_nr, void *entity)
}
/* --------------------------------------------------------------------------
- Called by application to read data from IDI
- -------------------------------------------------------------------------- */
+ Called by application to read data from IDI
+ -------------------------------------------------------------------------- */
int diva_um_idi_read(void *entity,
void *os_handle,
void *dst,
@@ -319,20 +319,20 @@ int diva_um_idi_read(void *entity,
(a->status & DIVA_UM_IDI_ADAPTER_REMOVED)) {
diva_os_leave_spin_lock(&adapter_lock, &old_irql, "read");
DBG_ERR(("E(%08x) read failed - adapter removed", e))
- return (-1);
+ return (-1);
}
DBG_TRC(("A(%d) E(%08x) read(%d)", a->adapter_nr, e, max_length));
/*
- Try to read return code first
- */
+ Try to read return code first
+ */
data = diva_data_q_get_segment4read(&e->rc);
q = &e->rc;
/*
- No return codes available, read indications now
- */
+ No return codes available, read indications now
+ */
if (!data) {
if (!(e->status & DIVA_UM_IDI_RC_PENDING)) {
DBG_TRC(("A(%d) E(%08x) read data", a->adapter_nr, e));
@@ -348,8 +348,8 @@ int diva_um_idi_read(void *entity,
if ((length = diva_data_q_get_segment_length(q)) >
max_length) {
/*
- Not enough space to read message
- */
+ Not enough space to read message
+ */
DBG_ERR(("A: A(%d) E(%08x) read small buffer",
a->adapter_nr, e, ret));
diva_os_leave_spin_lock(&adapter_lock, &old_irql,
@@ -357,14 +357,14 @@ int diva_um_idi_read(void *entity,
return (-2);
}
/*
- Copy it to user, this function does access ONLY locked an verified
- memory, also we can access it witch spin lock held
- */
+ Copy it to user, this function does access ONLY locked an verified
+ memory, also we can access it witch spin lock held
+ */
if ((ret = (*cp_fn) (os_handle, dst, data, length)) >= 0) {
/*
- Acknowledge only if read was successful
- */
+ Acknowledge only if read was successful
+ */
diva_data_q_ack_segment4read(q);
}
}
@@ -399,7 +399,7 @@ int diva_um_idi_write(void *entity,
(a->status & DIVA_UM_IDI_ADAPTER_REMOVED)) {
diva_os_leave_spin_lock(&adapter_lock, &old_irql, "write");
DBG_ERR(("E(%08x) write failed - adapter removed", e))
- return (-1);
+ return (-1);
}
DBG_TRC(("A(%d) E(%08x) write(%d)", a->adapter_nr, e, length));
@@ -416,9 +416,9 @@ int diva_um_idi_write(void *entity,
}
/*
- Copy function does access only locked verified memory,
- also it can be called with spin lock held
- */
+ Copy function does access only locked verified memory,
+ also it can be called with spin lock held
+ */
if ((ret = (*cp_fn) (os_handle, e->buffer, src, length)) < 0) {
DBG_TRC(("A: A(%d) E(%08x) write error=%d", a->adapter_nr,
e, ret));
@@ -426,32 +426,32 @@ int diva_um_idi_write(void *entity,
return (ret);
}
- req = (diva_um_idi_req_hdr_t *) & e->buffer[0];
+ req = (diva_um_idi_req_hdr_t *)&e->buffer[0];
switch (req->type) {
case DIVA_UM_IDI_GET_FEATURES:{
- DBG_LOG(("A(%d) get_features", a->adapter_nr));
- if (!(data =
- diva_data_q_get_segment4write(&e->data))) {
- DBG_ERR(("A(%d) get_features, no free buffer",
- a->adapter_nr));
- diva_os_leave_spin_lock(&adapter_lock,
- &old_irql,
- "write");
- return (0);
- }
- diva_user_mode_idi_adapter_features(a, &(((diva_um_idi_ind_hdr_t
- *) data)->hdr.features));
- ((diva_um_idi_ind_hdr_t *) data)->type =
- DIVA_UM_IDI_IND_FEATURES;
- ((diva_um_idi_ind_hdr_t *) data)->data_length = 0;
- diva_data_q_ack_segment4write(&e->data,
- sizeof(diva_um_idi_ind_hdr_t));
+ DBG_LOG(("A(%d) get_features", a->adapter_nr));
+ if (!(data =
+ diva_data_q_get_segment4write(&e->data))) {
+ DBG_ERR(("A(%d) get_features, no free buffer",
+ a->adapter_nr));
+ diva_os_leave_spin_lock(&adapter_lock,
+ &old_irql,
+ "write");
+ return (0);
+ }
+ diva_user_mode_idi_adapter_features(a, &(((diva_um_idi_ind_hdr_t
+ *) data)->hdr.features));
+ ((diva_um_idi_ind_hdr_t *) data)->type =
+ DIVA_UM_IDI_IND_FEATURES;
+ ((diva_um_idi_ind_hdr_t *) data)->data_length = 0;
+ diva_data_q_ack_segment4write(&e->data,
+ sizeof(diva_um_idi_ind_hdr_t));
- diva_os_leave_spin_lock(&adapter_lock, &old_irql, "write");
+ diva_os_leave_spin_lock(&adapter_lock, &old_irql, "write");
- diva_os_wakeup_read(e->os_context);
- }
+ diva_os_wakeup_read(e->os_context);
+ }
break;
case DIVA_UM_IDI_REQ:
@@ -486,9 +486,9 @@ int diva_um_idi_write(void *entity,
}
/* --------------------------------------------------------------------------
- CALLBACK FROM XDI
- -------------------------------------------------------------------------- */
-static void diva_um_idi_xdi_callback(ENTITY * entity)
+ CALLBACK FROM XDI
+ -------------------------------------------------------------------------- */
+static void diva_um_idi_xdi_callback(ENTITY *entity)
{
divas_um_idi_entity_t *e = DIVAS_CONTAINING_RECORD(entity,
divas_um_idi_entity_t,
@@ -529,8 +529,8 @@ static void diva_um_idi_xdi_callback(ENTITY * entity)
}
}
-static int process_idi_request(divas_um_idi_entity_t * e,
- const diva_um_idi_req_hdr_t * req)
+static int process_idi_request(divas_um_idi_entity_t *e,
+ const diva_um_idi_req_hdr_t *req)
{
int assign = 0;
byte Req = (byte) req->Req;
@@ -579,7 +579,7 @@ static int process_idi_request(divas_um_idi_entity_t * e,
e->e.Req = Req;
e->e.ReqCh = (byte) req->ReqCh;
e->e.X->PLength = (word) req->data_length;
- e->e.X->P = (byte *) & req[1]; /* Our buffer is safe */
+ e->e.X->P = (byte *)&req[1]; /* Our buffer is safe */
DBG_TRC(("A(%d) E(%08x) request(%02x-%02x-%02x (%d))",
e->adapter->adapter_nr, e, e->e.Id, e->e.Req,
@@ -595,9 +595,9 @@ static int process_idi_request(divas_um_idi_entity_t * e,
if (assign) {
if (e->e.Rc == OUT_OF_RESOURCES) {
/*
- XDI has no entities more, call was not forwarded to the card,
- no callback will be scheduled
- */
+ XDI has no entities more, call was not forwarded to the card,
+ no callback will be scheduled
+ */
DBG_ERR(("A: A(%d) E(%08x) XDI out of entities",
e->adapter->adapter_nr, e));
@@ -621,7 +621,7 @@ static int process_idi_request(divas_um_idi_entity_t * e,
return (0);
}
-static int process_idi_rc(divas_um_idi_entity_t * e, byte rc)
+static int process_idi_rc(divas_um_idi_entity_t *e, byte rc)
{
DBG_TRC(("A(%d) E(%08x) rc(%02x-%02x-%02x)",
e->adapter->adapter_nr, e, e->e.Id, rc, e->e.RcCh));
@@ -674,20 +674,20 @@ static int process_idi_rc(divas_um_idi_entity_t * e, byte rc)
return (1);
}
-static int process_idi_ind(divas_um_idi_entity_t * e, byte ind)
+static int process_idi_ind(divas_um_idi_entity_t *e, byte ind)
{
int do_wakeup = 0;
if (e->e.complete != 0x02) {
diva_um_idi_ind_hdr_t *pind =
- (diva_um_idi_ind_hdr_t *)
- diva_data_q_get_segment4write(&e->data);
+ (diva_um_idi_ind_hdr_t *)
+ diva_data_q_get_segment4write(&e->data);
if (pind) {
e->e.RNum = 1;
- e->e.R->P = (byte *) & pind[1];
+ e->e.R->P = (byte *)&pind[1];
e->e.R->PLength =
- (word) (diva_data_q_get_max_length(&e->data) -
- sizeof(*pind));
+ (word) (diva_data_q_get_max_length(&e->data) -
+ sizeof(*pind));
DBG_TRC(("A(%d) E(%08x) ind_1(%02x-%02x-%02x)-[%d-%d]",
e->adapter->adapter_nr, e, e->e.Id, ind,
e->e.IndCh, e->e.RLength,
@@ -703,7 +703,7 @@ static int process_idi_ind(divas_um_idi_entity_t * e, byte ind)
}
} else {
diva_um_idi_ind_hdr_t *pind =
- (diva_um_idi_ind_hdr_t *) (e->e.R->P);
+ (diva_um_idi_ind_hdr_t *) (e->e.R->P);
DBG_TRC(("A(%d) E(%08x) ind(%02x-%02x-%02x)-[%d]",
e->adapter->adapter_nr, e, e->e.Id, ind,
@@ -728,14 +728,14 @@ static int process_idi_ind(divas_um_idi_entity_t * e, byte ind)
}
/* --------------------------------------------------------------------------
- Write return code to the return code queue of entity
- -------------------------------------------------------------------------- */
-static int write_return_code(divas_um_idi_entity_t * e, byte rc)
+ Write return code to the return code queue of entity
+ -------------------------------------------------------------------------- */
+static int write_return_code(divas_um_idi_entity_t *e, byte rc)
{
diva_um_idi_ind_hdr_t *prc;
if (!(prc =
- (diva_um_idi_ind_hdr_t *) diva_data_q_get_segment4write(&e->rc)))
+ (diva_um_idi_ind_hdr_t *) diva_data_q_get_segment4write(&e->rc)))
{
DBG_ERR(("A: A(%d) E(%08x) rc(%02x) lost",
e->adapter->adapter_nr, e, rc));
@@ -753,9 +753,9 @@ static int write_return_code(divas_um_idi_entity_t * e, byte rc)
}
/* --------------------------------------------------------------------------
- Return amount of entries that can be bead from this entity or
- -1 if adapter was removed
- -------------------------------------------------------------------------- */
+ Return amount of entries that can be bead from this entity or
+ -1 if adapter was removed
+ -------------------------------------------------------------------------- */
int diva_user_mode_idi_ind_ready(void *entity, void *os_handle)
{
divas_um_idi_entity_t *e;
@@ -771,16 +771,16 @@ int diva_user_mode_idi_ind_ready(void *entity, void *os_handle)
if ((!a) || (a->status & DIVA_UM_IDI_ADAPTER_REMOVED)) {
/*
- Adapter was unloaded
- */
+ Adapter was unloaded
+ */
diva_os_leave_spin_lock(&adapter_lock, &old_irql, "ind_ready");
return (-1); /* adapter was removed */
}
if (e->status & DIVA_UM_IDI_REMOVED) {
/*
- entity was removed as result of adapter removal
- user should assign this entity again
- */
+ entity was removed as result of adapter removal
+ user should assign this entity again
+ */
diva_os_leave_spin_lock(&adapter_lock, &old_irql, "ind_ready");
return (-1);
}
@@ -827,7 +827,7 @@ int divas_um_idi_entity_assigned(void *entity)
DBG_TRC(("Id:%02x, rc_count:%d, status:%08x", e->e.Id, e->rc_count,
e->status))
- diva_os_leave_spin_lock(&adapter_lock, &old_irql, "assigned?");
+ diva_os_leave_spin_lock(&adapter_lock, &old_irql, "assigned?");
return (ret);
}
@@ -850,23 +850,23 @@ int divas_um_idi_entity_start_remove(void *entity)
if (e->rc_count) {
/*
- Entity BUSY
- */
+ Entity BUSY
+ */
diva_os_leave_spin_lock(&adapter_lock, &old_irql, "start_remove");
return (1);
}
if (!e->e.Id) {
/*
- Remove request was already pending, and arrived now
- */
+ Remove request was already pending, and arrived now
+ */
diva_os_leave_spin_lock(&adapter_lock, &old_irql, "start_remove");
return (0); /* REMOVE was pending */
}
/*
- Now send remove request
- */
+ Now send remove request
+ */
e->e.Req = REMOVE;
e->e.ReqCh = 0;