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[PATCH] pcmcia: access config_t using pointer instead of array

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Access the PCMCIA config_t struct (one per device function) using
a pointer in struct pcmcia_device, instead of looking them up in
an array.

Signed-off-by: Dominik Brodowski <linux@dominikbrodowski.net>
This commit is contained in:
Dominik Brodowski 2006-01-10 20:41:27 +01:00
parent 1ae9c7d819
commit dbb22f0d65
4 changed files with 12 additions and 16 deletions
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6
drivers/pcmcia/cs_internal.h
View file

@ -94,12 +94,6 @@ static inline void cs_socket_put(struct pcmcia_socket *skt)
} }
} }
#define CHECK_SOCKET(s) \
(((s) >= sockets) || (socket_table[s]->ops == NULL))
#define SOCKET(h) (h->socket)
#define CONFIG(h) (&SOCKET(h)->config[(h)->func])
/* In cardbus.c */ /* In cardbus.c */
int cb_alloc(struct pcmcia_socket *s); int cb_alloc(struct pcmcia_socket *s);
void cb_free(struct pcmcia_socket *s); void cb_free(struct pcmcia_socket *s);

1
drivers/pcmcia/ds.c
View file

@ -399,6 +399,7 @@ static int pcmcia_device_probe(struct device * dev)
goto put_module; goto put_module;
} }
} }
p_dev->function_config = &s->config[p_dev->func];
ret = p_drv->probe(p_dev); ret = p_drv->probe(p_dev);
if (ret) if (ret)

19
drivers/pcmcia/pcmcia_resource.c
View file

@ -372,9 +372,7 @@ int pccard_get_status(struct pcmcia_socket *s, unsigned int function,
int pcmcia_get_status(client_handle_t handle, cs_status_t *status) int pcmcia_get_status(client_handle_t handle, cs_status_t *status)
{ {
struct pcmcia_socket *s; return pccard_get_status(handle->socket, handle->func, status);
s = SOCKET(handle);
return pccard_get_status(s, handle->func, status);
} }
EXPORT_SYMBOL(pcmcia_get_status); EXPORT_SYMBOL(pcmcia_get_status);
@ -422,7 +420,8 @@ int pcmcia_modify_configuration(struct pcmcia_device *p_dev,
config_t *c; config_t *c;
s = p_dev->socket; s = p_dev->socket;
c = CONFIG(p_dev); c = p_dev->function_config;
if (!(s->state & SOCKET_PRESENT)) if (!(s->state & SOCKET_PRESENT))
return CS_NO_CARD; return CS_NO_CARD;
if (!(c->state & CONFIG_LOCKED)) if (!(c->state & CONFIG_LOCKED))
@ -470,7 +469,7 @@ int pcmcia_release_configuration(struct pcmcia_device *p_dev)
p_dev->state &= ~CLIENT_CONFIG_LOCKED; p_dev->state &= ~CLIENT_CONFIG_LOCKED;
if (!(p_dev->state & CLIENT_STALE)) { if (!(p_dev->state & CLIENT_STALE)) {
config_t *c = CONFIG(p_dev); config_t *c = p_dev->function_config;
if (--(s->lock_count) == 0) { if (--(s->lock_count) == 0) {
s->socket.flags = SS_OUTPUT_ENA; /* Is this correct? */ s->socket.flags = SS_OUTPUT_ENA; /* Is this correct? */
s->socket.Vpp = 0; s->socket.Vpp = 0;
@ -512,7 +511,7 @@ int pcmcia_release_io(struct pcmcia_device *p_dev, io_req_t *req)
p_dev->state &= ~CLIENT_IO_REQ; p_dev->state &= ~CLIENT_IO_REQ;
if (!(p_dev->state & CLIENT_STALE)) { if (!(p_dev->state & CLIENT_STALE)) {
config_t *c = CONFIG(p_dev); config_t *c = p_dev->function_config;
if (c->state & CONFIG_LOCKED) if (c->state & CONFIG_LOCKED)
return CS_CONFIGURATION_LOCKED; return CS_CONFIGURATION_LOCKED;
if ((c->io.BasePort1 != req->BasePort1) || if ((c->io.BasePort1 != req->BasePort1) ||
@ -540,7 +539,7 @@ int pcmcia_release_irq(struct pcmcia_device *p_dev, irq_req_t *req)
p_dev->state &= ~CLIENT_IRQ_REQ; p_dev->state &= ~CLIENT_IRQ_REQ;
if (!(p_dev->state & CLIENT_STALE)) { if (!(p_dev->state & CLIENT_STALE)) {
config_t *c = CONFIG(p_dev); config_t *c= p_dev->function_config;
if (c->state & CONFIG_LOCKED) if (c->state & CONFIG_LOCKED)
return CS_CONFIGURATION_LOCKED; return CS_CONFIGURATION_LOCKED;
if (c->irq.Attributes != req->Attributes) if (c->irq.Attributes != req->Attributes)
@ -610,7 +609,7 @@ int pcmcia_request_configuration(struct pcmcia_device *p_dev,
if (req->IntType & INT_CARDBUS) if (req->IntType & INT_CARDBUS)
return CS_UNSUPPORTED_MODE; return CS_UNSUPPORTED_MODE;
c = CONFIG(p_dev); c = p_dev->function_config;
if (c->state & CONFIG_LOCKED) if (c->state & CONFIG_LOCKED)
return CS_CONFIGURATION_LOCKED; return CS_CONFIGURATION_LOCKED;
@ -730,7 +729,7 @@ int pcmcia_request_io(struct pcmcia_device *p_dev, io_req_t *req)
if (!req) if (!req)
return CS_UNSUPPORTED_MODE; return CS_UNSUPPORTED_MODE;
c = CONFIG(p_dev); c = p_dev->function_config;
if (c->state & CONFIG_LOCKED) if (c->state & CONFIG_LOCKED)
return CS_CONFIGURATION_LOCKED; return CS_CONFIGURATION_LOCKED;
if (c->state & CONFIG_IO_REQ) if (c->state & CONFIG_IO_REQ)
@ -786,7 +785,7 @@ int pcmcia_request_irq(struct pcmcia_device *p_dev, irq_req_t *req)
if (!(s->state & SOCKET_PRESENT)) if (!(s->state & SOCKET_PRESENT))
return CS_NO_CARD; return CS_NO_CARD;
c = CONFIG(p_dev); c = p_dev->function_config;
if (c->state & CONFIG_LOCKED) if (c->state & CONFIG_LOCKED)
return CS_CONFIGURATION_LOCKED; return CS_CONFIGURATION_LOCKED;
if (c->state & CONFIG_IRQ_REQ) if (c->state & CONFIG_IRQ_REQ)

2
include/pcmcia/ds.h
View file

@ -131,6 +131,7 @@ typedef struct dev_link_t {
struct pcmcia_socket; struct pcmcia_socket;
struct config_t;
struct pcmcia_driver { struct pcmcia_driver {
int (*probe) (struct pcmcia_device *dev); int (*probe) (struct pcmcia_device *dev);
@ -160,6 +161,7 @@ struct pcmcia_device {
/* the hardware "function" device; certain subdevices can /* the hardware "function" device; certain subdevices can
* share one hardware "function" device. */ * share one hardware "function" device. */
u8 func; u8 func;
struct config_t* function_config;
struct list_head socket_device_list; struct list_head socket_device_list;