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path: root/drivers/pnp/pnpbios
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-rw-r--r--drivers/pnp/pnpbios/bioscalls.c282
-rw-r--r--drivers/pnp/pnpbios/core.c241
-rw-r--r--drivers/pnp/pnpbios/proc.c102
-rw-r--r--drivers/pnp/pnpbios/rsparser.c278
4 files changed, 496 insertions, 407 deletions
diff --git a/drivers/pnp/pnpbios/bioscalls.c b/drivers/pnp/pnpbios/bioscalls.c
index a1f0b0ba2bf..d546f79d4d3 100644
--- a/drivers/pnp/pnpbios/bioscalls.c
+++ b/drivers/pnp/pnpbios/bioscalls.c
@@ -26,11 +26,10 @@
#include "pnpbios.h"
static struct {
- u16 offset;
- u16 segment;
+ u16 offset;
+ u16 segment;
} pnp_bios_callpoint;
-
/*
* These are some opcodes for a "static asmlinkage"
* As this code is *not* executed inside the linux kernel segment, but in a
@@ -44,8 +43,7 @@ static struct {
asmlinkage void pnp_bios_callfunc(void);
-__asm__(
- ".text \n"
+__asm__(".text \n"
__ALIGN_STR "\n"
"pnp_bios_callfunc:\n"
" pushl %edx \n"
@@ -54,9 +52,7 @@ __asm__(
" pushl %eax \n"
" lcallw *pnp_bios_callpoint\n"
" addl $16, %esp \n"
- " lret \n"
- ".previous \n"
-);
+ " lret \n" ".previous \n");
#define Q2_SET_SEL(cpu, selname, address, size) \
do { \
@@ -78,7 +74,6 @@ u32 pnp_bios_is_utter_crap = 0;
static spinlock_t pnp_bios_lock;
-
/*
* Support Functions
*/
@@ -97,7 +92,7 @@ static inline u16 call_pnp_bios(u16 func, u16 arg1, u16 arg2, u16 arg3,
* PnP BIOSes are generally not terribly re-entrant.
* Also, don't rely on them to save everything correctly.
*/
- if(pnp_bios_is_utter_crap)
+ if (pnp_bios_is_utter_crap)
return PNP_FUNCTION_NOT_SUPPORTED;
cpu = get_cpu();
@@ -113,112 +108,127 @@ static inline u16 call_pnp_bios(u16 func, u16 arg1, u16 arg2, u16 arg3,
if (ts2_size)
Q2_SET_SEL(smp_processor_id(), PNP_TS2, ts2_base, ts2_size);
- __asm__ __volatile__(
- "pushl %%ebp\n\t"
- "pushl %%edi\n\t"
- "pushl %%esi\n\t"
- "pushl %%ds\n\t"
- "pushl %%es\n\t"
- "pushl %%fs\n\t"
- "pushl %%gs\n\t"
- "pushfl\n\t"
- "movl %%esp, pnp_bios_fault_esp\n\t"
- "movl $1f, pnp_bios_fault_eip\n\t"
- "lcall %5,%6\n\t"
- "1:popfl\n\t"
- "popl %%gs\n\t"
- "popl %%fs\n\t"
- "popl %%es\n\t"
- "popl %%ds\n\t"
- "popl %%esi\n\t"
- "popl %%edi\n\t"
- "popl %%ebp\n\t"
- : "=a" (status)
- : "0" ((func) | (((u32)arg1) << 16)),
- "b" ((arg2) | (((u32)arg3) << 16)),
- "c" ((arg4) | (((u32)arg5) << 16)),
- "d" ((arg6) | (((u32)arg7) << 16)),
- "i" (PNP_CS32),
- "i" (0)
- : "memory"
- );
+ __asm__ __volatile__("pushl %%ebp\n\t"
+ "pushl %%edi\n\t"
+ "pushl %%esi\n\t"
+ "pushl %%ds\n\t"
+ "pushl %%es\n\t"
+ "pushl %%fs\n\t"
+ "pushl %%gs\n\t"
+ "pushfl\n\t"
+ "movl %%esp, pnp_bios_fault_esp\n\t"
+ "movl $1f, pnp_bios_fault_eip\n\t"
+ "lcall %5,%6\n\t"
+ "1:popfl\n\t"
+ "popl %%gs\n\t"
+ "popl %%fs\n\t"
+ "popl %%es\n\t"
+ "popl %%ds\n\t"
+ "popl %%esi\n\t"
+ "popl %%edi\n\t" "popl %%ebp\n\t":"=a"(status)
+ :"0"((func) | (((u32) arg1) << 16)),
+ "b"((arg2) | (((u32) arg3) << 16)),
+ "c"((arg4) | (((u32) arg5) << 16)),
+ "d"((arg6) | (((u32) arg7) << 16)),
+ "i"(PNP_CS32), "i"(0)
+ :"memory");
spin_unlock_irqrestore(&pnp_bios_lock, flags);
get_cpu_gdt_table(cpu)[0x40 / 8] = save_desc_40;
put_cpu();
/* If we get here and this is set then the PnP BIOS faulted on us. */
- if(pnp_bios_is_utter_crap)
- {
- printk(KERN_ERR "PnPBIOS: Warning! Your PnP BIOS caused a fatal error. Attempting to continue\n");
- printk(KERN_ERR "PnPBIOS: You may need to reboot with the \"pnpbios=off\" option to operate stably\n");
- printk(KERN_ERR "PnPBIOS: Check with your vendor for an updated BIOS\n");
+ if (pnp_bios_is_utter_crap) {
+ printk(KERN_ERR
+ "PnPBIOS: Warning! Your PnP BIOS caused a fatal error. Attempting to continue\n");
+ printk(KERN_ERR
+ "PnPBIOS: You may need to reboot with the \"pnpbios=off\" option to operate stably\n");
+ printk(KERN_ERR
+ "PnPBIOS: Check with your vendor for an updated BIOS\n");
}
return status;
}
-void pnpbios_print_status(const char * module, u16 status)
+void pnpbios_print_status(const char *module, u16 status)
{
- switch(status) {
+ switch (status) {
case PNP_SUCCESS:
printk(KERN_ERR "PnPBIOS: %s: function successful\n", module);
break;
case PNP_NOT_SET_STATICALLY:
- printk(KERN_ERR "PnPBIOS: %s: unable to set static resources\n", module);
+ printk(KERN_ERR "PnPBIOS: %s: unable to set static resources\n",
+ module);
break;
case PNP_UNKNOWN_FUNCTION:
- printk(KERN_ERR "PnPBIOS: %s: invalid function number passed\n", module);
+ printk(KERN_ERR "PnPBIOS: %s: invalid function number passed\n",
+ module);
break;
case PNP_FUNCTION_NOT_SUPPORTED:
- printk(KERN_ERR "PnPBIOS: %s: function not supported on this system\n", module);
+ printk(KERN_ERR
+ "PnPBIOS: %s: function not supported on this system\n",
+ module);
break;
case PNP_INVALID_HANDLE:
printk(KERN_ERR "PnPBIOS: %s: invalid handle\n", module);
break;
case PNP_BAD_PARAMETER:
- printk(KERN_ERR "PnPBIOS: %s: invalid parameters were passed\n", module);
+ printk(KERN_ERR "PnPBIOS: %s: invalid parameters were passed\n",
+ module);
break;
case PNP_SET_FAILED:
- printk(KERN_ERR "PnPBIOS: %s: unable to set resources\n", module);
+ printk(KERN_ERR "PnPBIOS: %s: unable to set resources\n",
+ module);
break;
case PNP_EVENTS_NOT_PENDING:
printk(KERN_ERR "PnPBIOS: %s: no events are pending\n", module);
break;
case PNP_SYSTEM_NOT_DOCKED:
- printk(KERN_ERR "PnPBIOS: %s: the system is not docked\n", module);
+ printk(KERN_ERR "PnPBIOS: %s: the system is not docked\n",
+ module);
break;
case PNP_NO_ISA_PNP_CARDS:
- printk(KERN_ERR "PnPBIOS: %s: no isapnp cards are installed on this system\n", module);
+ printk(KERN_ERR
+ "PnPBIOS: %s: no isapnp cards are installed on this system\n",
+ module);
break;
case PNP_UNABLE_TO_DETERMINE_DOCK_CAPABILITIES:
- printk(KERN_ERR "PnPBIOS: %s: cannot determine the capabilities of the docking station\n", module);
+ printk(KERN_ERR
+ "PnPBIOS: %s: cannot determine the capabilities of the docking station\n",
+ module);
break;
case PNP_CONFIG_CHANGE_FAILED_NO_BATTERY:
- printk(KERN_ERR "PnPBIOS: %s: unable to undock, the system does not have a battery\n", module);
+ printk(KERN_ERR
+ "PnPBIOS: %s: unable to undock, the system does not have a battery\n",
+ module);
break;
case PNP_CONFIG_CHANGE_FAILED_RESOURCE_CONFLICT:
- printk(KERN_ERR "PnPBIOS: %s: could not dock due to resource conflicts\n", module);
+ printk(KERN_ERR
+ "PnPBIOS: %s: could not dock due to resource conflicts\n",
+ module);
break;
case PNP_BUFFER_TOO_SMALL:
- printk(KERN_ERR "PnPBIOS: %s: the buffer passed is too small\n", module);
+ printk(KERN_ERR "PnPBIOS: %s: the buffer passed is too small\n",
+ module);
break;
case PNP_USE_ESCD_SUPPORT:
printk(KERN_ERR "PnPBIOS: %s: use ESCD instead\n", module);
break;
case PNP_MESSAGE_NOT_SUPPORTED:
- printk(KERN_ERR "PnPBIOS: %s: the message is unsupported\n", module);
+ printk(KERN_ERR "PnPBIOS: %s: the message is unsupported\n",
+ module);
break;
case PNP_HARDWARE_ERROR:
- printk(KERN_ERR "PnPBIOS: %s: a hardware failure has occured\n", module);
+ printk(KERN_ERR "PnPBIOS: %s: a hardware failure has occured\n",
+ module);
break;
default:
- printk(KERN_ERR "PnPBIOS: %s: unexpected status 0x%x\n", module, status);
+ printk(KERN_ERR "PnPBIOS: %s: unexpected status 0x%x\n", module,
+ status);
break;
}
}
-
/*
* PnP BIOS Low Level Calls
*/
@@ -245,17 +255,19 @@ static int __pnp_bios_dev_node_info(struct pnp_dev_node_info *data)
u16 status;
if (!pnp_bios_present())
return PNP_FUNCTION_NOT_SUPPORTED;
- status = call_pnp_bios(PNP_GET_NUM_SYS_DEV_NODES, 0, PNP_TS1, 2, PNP_TS1, PNP_DS, 0, 0,
- data, sizeof(struct pnp_dev_node_info), NULL, 0);
+ status =
+ call_pnp_bios(PNP_GET_NUM_SYS_DEV_NODES, 0, PNP_TS1, 2, PNP_TS1,
+ PNP_DS, 0, 0, data, sizeof(struct pnp_dev_node_info),
+ NULL, 0);
data->no_nodes &= 0xff;
return status;
}
int pnp_bios_dev_node_info(struct pnp_dev_node_info *data)
{
- int status = __pnp_bios_dev_node_info( data );
- if ( status )
- pnpbios_print_status( "dev_node_info", status );
+ int status = __pnp_bios_dev_node_info(data);
+ if (status)
+ pnpbios_print_status("dev_node_info", status);
return status;
}
@@ -273,60 +285,64 @@ int pnp_bios_dev_node_info(struct pnp_dev_node_info *data)
* or volatile current (0) config
* Output: *nodenum=next node or 0xff if no more nodes
*/
-static int __pnp_bios_get_dev_node(u8 *nodenum, char boot, struct pnp_bios_node *data)
+static int __pnp_bios_get_dev_node(u8 * nodenum, char boot,
+ struct pnp_bios_node *data)
{
u16 status;
u16 tmp_nodenum;
if (!pnp_bios_present())
return PNP_FUNCTION_NOT_SUPPORTED;
- if ( !boot && pnpbios_dont_use_current_config )
+ if (!boot && pnpbios_dont_use_current_config)
return PNP_FUNCTION_NOT_SUPPORTED;
tmp_nodenum = *nodenum;
- status = call_pnp_bios(PNP_GET_SYS_DEV_NODE, 0, PNP_TS1, 0, PNP_TS2, boot ? 2 : 1, PNP_DS, 0,
- &tmp_nodenum, sizeof(tmp_nodenum), data, 65536);
+ status =
+ call_pnp_bios(PNP_GET_SYS_DEV_NODE, 0, PNP_TS1, 0, PNP_TS2,
+ boot ? 2 : 1, PNP_DS, 0, &tmp_nodenum,
+ sizeof(tmp_nodenum), data, 65536);
*nodenum = tmp_nodenum;
return status;
}
-int pnp_bios_get_dev_node(u8 *nodenum, char boot, struct pnp_bios_node *data)
+int pnp_bios_get_dev_node(u8 * nodenum, char boot, struct pnp_bios_node *data)
{
int status;
- status = __pnp_bios_get_dev_node( nodenum, boot, data );
- if ( status )
- pnpbios_print_status( "get_dev_node", status );
+ status = __pnp_bios_get_dev_node(nodenum, boot, data);
+ if (status)
+ pnpbios_print_status("get_dev_node", status);
return status;
}
-
/*
* Call PnP BIOS with function 0x02, "set system device node"
* Input: *nodenum = desired node,
* boot = whether to set nonvolatile boot (!=0)
* or volatile current (0) config
*/
-static int __pnp_bios_set_dev_node(u8 nodenum, char boot, struct pnp_bios_node *data)
+static int __pnp_bios_set_dev_node(u8 nodenum, char boot,
+ struct pnp_bios_node *data)
{
u16 status;
if (!pnp_bios_present())
return PNP_FUNCTION_NOT_SUPPORTED;
- if ( !boot && pnpbios_dont_use_current_config )
+ if (!boot && pnpbios_dont_use_current_config)
return PNP_FUNCTION_NOT_SUPPORTED;
- status = call_pnp_bios(PNP_SET_SYS_DEV_NODE, nodenum, 0, PNP_TS1, boot ? 2 : 1, PNP_DS, 0, 0,
- data, 65536, NULL, 0);
+ status =
+ call_pnp_bios(PNP_SET_SYS_DEV_NODE, nodenum, 0, PNP_TS1,
+ boot ? 2 : 1, PNP_DS, 0, 0, data, 65536, NULL, 0);
return status;
}
int pnp_bios_set_dev_node(u8 nodenum, char boot, struct pnp_bios_node *data)
{
int status;
- status = __pnp_bios_set_dev_node( nodenum, boot, data );
- if ( status ) {
- pnpbios_print_status( "set_dev_node", status );
+ status = __pnp_bios_set_dev_node(nodenum, boot, data);
+ if (status) {
+ pnpbios_print_status("set_dev_node", status);
return status;
}
- if ( !boot ) { /* Update devlist */
- status = pnp_bios_get_dev_node( &nodenum, boot, data );
- if ( status )
+ if (!boot) { /* Update devlist */
+ status = pnp_bios_get_dev_node(&nodenum, boot, data);
+ if (status)
return status;
}
return status;
@@ -336,12 +352,12 @@ int pnp_bios_set_dev_node(u8 nodenum, char boot, struct pnp_bios_node *data)
/*
* Call PnP BIOS with function 0x03, "get event"
*/
-static int pnp_bios_get_event(u16 *event)
+static int pnp_bios_get_event(u16 * event)
{
u16 status;
if (!pnp_bios_present())
return PNP_FUNCTION_NOT_SUPPORTED;
- status = call_pnp_bios(PNP_GET_EVENT, 0, PNP_TS1, PNP_DS, 0, 0 ,0 ,0,
+ status = call_pnp_bios(PNP_GET_EVENT, 0, PNP_TS1, PNP_DS, 0, 0, 0, 0,
event, sizeof(u16), NULL, 0);
return status;
}
@@ -356,7 +372,9 @@ static int pnp_bios_send_message(u16 message)
u16 status;
if (!pnp_bios_present())
return PNP_FUNCTION_NOT_SUPPORTED;
- status = call_pnp_bios(PNP_SEND_MESSAGE, message, PNP_DS, 0, 0, 0, 0, 0, 0, 0, 0, 0);
+ status =
+ call_pnp_bios(PNP_SEND_MESSAGE, message, PNP_DS, 0, 0, 0, 0, 0, 0,
+ 0, 0, 0);
return status;
}
#endif
@@ -369,8 +387,10 @@ int pnp_bios_dock_station_info(struct pnp_docking_station_info *data)
u16 status;
if (!pnp_bios_present())
return PNP_FUNCTION_NOT_SUPPORTED;
- status = call_pnp_bios(PNP_GET_DOCKING_STATION_INFORMATION, 0, PNP_TS1, PNP_DS, 0, 0, 0, 0,
- data, sizeof(struct pnp_docking_station_info), NULL, 0);
+ status =
+ call_pnp_bios(PNP_GET_DOCKING_STATION_INFORMATION, 0, PNP_TS1,
+ PNP_DS, 0, 0, 0, 0, data,
+ sizeof(struct pnp_docking_station_info), NULL, 0);
return status;
}
@@ -384,8 +404,9 @@ static int pnp_bios_set_stat_res(char *info)
u16 status;
if (!pnp_bios_present())
return PNP_FUNCTION_NOT_SUPPORTED;
- status = call_pnp_bios(PNP_SET_STATIC_ALLOCED_RES_INFO, 0, PNP_TS1, PNP_DS, 0, 0, 0, 0,
- info, *((u16 *) info), 0, 0);
+ status =
+ call_pnp_bios(PNP_SET_STATIC_ALLOCED_RES_INFO, 0, PNP_TS1, PNP_DS,
+ 0, 0, 0, 0, info, *((u16 *) info), 0, 0);
return status;
}
#endif
@@ -399,17 +420,18 @@ static int __pnp_bios_get_stat_res(char *info)
u16 status;
if (!pnp_bios_present())
return PNP_FUNCTION_NOT_SUPPORTED;
- status = call_pnp_bios(PNP_GET_STATIC_ALLOCED_RES_INFO, 0, PNP_TS1, PNP_DS, 0, 0, 0, 0,
- info, 65536, NULL, 0);
+ status =
+ call_pnp_bios(PNP_GET_STATIC_ALLOCED_RES_INFO, 0, PNP_TS1, PNP_DS,
+ 0, 0, 0, 0, info, 65536, NULL, 0);
return status;
}
int pnp_bios_get_stat_res(char *info)
{
int status;
- status = __pnp_bios_get_stat_res( info );
- if ( status )
- pnpbios_print_status( "get_stat_res", status );
+ status = __pnp_bios_get_stat_res(info);
+ if (status)
+ pnpbios_print_status("get_stat_res", status);
return status;
}
@@ -417,13 +439,14 @@ int pnp_bios_get_stat_res(char *info)
/*
* Call PnP BIOS with function 0x0b, "get APM id table"
*/
-static int pnp_bios_apm_id_table(char *table, u16 *size)
+static int pnp_bios_apm_id_table(char *table, u16 * size)
{
u16 status;
if (!pnp_bios_present())
return PNP_FUNCTION_NOT_SUPPORTED;
- status = call_pnp_bios(PNP_GET_APM_ID_TABLE, 0, PNP_TS2, 0, PNP_TS1, PNP_DS, 0, 0,
- table, *size, size, sizeof(u16));
+ status =
+ call_pnp_bios(PNP_GET_APM_ID_TABLE, 0, PNP_TS2, 0, PNP_TS1, PNP_DS,
+ 0, 0, table, *size, size, sizeof(u16));
return status;
}
#endif
@@ -436,17 +459,19 @@ static int __pnp_bios_isapnp_config(struct pnp_isa_config_struc *data)
u16 status;
if (!pnp_bios_present())
return PNP_FUNCTION_NOT_SUPPORTED;
- status = call_pnp_bios(PNP_GET_PNP_ISA_CONFIG_STRUC, 0, PNP_TS1, PNP_DS, 0, 0, 0, 0,
- data, sizeof(struct pnp_isa_config_struc), NULL, 0);
+ status =
+ call_pnp_bios(PNP_GET_PNP_ISA_CONFIG_STRUC, 0, PNP_TS1, PNP_DS, 0,
+ 0, 0, 0, data, sizeof(struct pnp_isa_config_struc),
+ NULL, 0);
return status;
}
int pnp_bios_isapnp_config(struct pnp_isa_config_struc *data)
{
int status;
- status = __pnp_bios_isapnp_config( data );
- if ( status )
- pnpbios_print_status( "isapnp_config", status );
+ status = __pnp_bios_isapnp_config(data);
+ if (status)
+ pnpbios_print_status("isapnp_config", status);
return status;
}
@@ -458,17 +483,19 @@ static int __pnp_bios_escd_info(struct escd_info_struc *data)
u16 status;
if (!pnp_bios_present())
return ESCD_FUNCTION_NOT_SUPPORTED;
- status = call_pnp_bios(PNP_GET_ESCD_INFO, 0, PNP_TS1, 2, PNP_TS1, 4, PNP_TS1, PNP_DS,
- data, sizeof(struct escd_info_struc), NULL, 0);
+ status =
+ call_pnp_bios(PNP_GET_ESCD_INFO, 0, PNP_TS1, 2, PNP_TS1, 4, PNP_TS1,
+ PNP_DS, data, sizeof(struct escd_info_struc), NULL,
+ 0);
return status;
}
int pnp_bios_escd_info(struct escd_info_struc *data)
{
int status;
- status = __pnp_bios_escd_info( data );
- if ( status )
- pnpbios_print_status( "escd_info", status );
+ status = __pnp_bios_escd_info(data);
+ if (status)
+ pnpbios_print_status("escd_info", status);
return status;
}
@@ -481,17 +508,18 @@ static int __pnp_bios_read_escd(char *data, u32 nvram_base)
u16 status;
if (!pnp_bios_present())
return ESCD_FUNCTION_NOT_SUPPORTED;
- status = call_pnp_bios(PNP_READ_ESCD, 0, PNP_TS1, PNP_TS2, PNP_DS, 0, 0, 0,
- data, 65536, __va(nvram_base), 65536);
+ status =
+ call_pnp_bios(PNP_READ_ESCD, 0, PNP_TS1, PNP_TS2, PNP_DS, 0, 0, 0,
+ data, 65536, __va(nvram_base), 65536);
return status;
}
int pnp_bios_read_escd(char *data, u32 nvram_base)
{
int status;
- status = __pnp_bios_read_escd( data, nvram_base );
- if ( status )
- pnpbios_print_status( "read_escd", status );
+ status = __pnp_bios_read_escd(data, nvram_base);
+ if (status)
+ pnpbios_print_status("read_escd", status);
return status;
}
@@ -504,13 +532,13 @@ static int pnp_bios_write_escd(char *data, u32 nvram_base)
u16 status;
if (!pnp_bios_present())
return ESCD_FUNCTION_NOT_SUPPORTED;
- status = call_pnp_bios(PNP_WRITE_ESCD, 0, PNP_TS1, PNP_TS2, PNP_DS, 0, 0, 0,
- data, 65536, __va(nvram_base), 65536);
+ status =
+ call_pnp_bios(PNP_WRITE_ESCD, 0, PNP_TS1, PNP_TS2, PNP_DS, 0, 0, 0,
+ data, 65536, __va(nvram_base), 65536);
return status;
}
#endif
-
/*
* Initialization
*/
@@ -524,12 +552,14 @@ void pnpbios_calls_init(union pnp_bios_install_struct *header)
set_base(bad_bios_desc, __va((unsigned long)0x40 << 4));
_set_limit((char *)&bad_bios_desc, 4095 - (0x40 << 4));
- for (i = 0; i < NR_CPUS; i++) {
- struct desc_struct *gdt = get_cpu_gdt_table(i);
- if (!gdt)
- continue;
- set_base(gdt[GDT_ENTRY_PNPBIOS_CS32], &pnp_bios_callfunc);
- set_base(gdt[GDT_ENTRY_PNPBIOS_CS16], __va(header->fields.pm16cseg));
- set_base(gdt[GDT_ENTRY_PNPBIOS_DS], __va(header->fields.pm16dseg));
- }
+ for (i = 0; i < NR_CPUS; i++) {
+ struct desc_struct *gdt = get_cpu_gdt_table(i);
+ if (!gdt)
+ continue;
+ set_base(gdt[GDT_ENTRY_PNPBIOS_CS32], &pnp_bios_callfunc);
+ set_base(gdt[GDT_ENTRY_PNPBIOS_CS16],
+ __va(header->fields.pm16cseg));
+ set_base(gdt[GDT_ENTRY_PNPBIOS_DS],
+ __va(header->fields.pm16dseg));
+ }
}
diff --git a/drivers/pnp/pnpbios/core.c b/drivers/pnp/pnpbios/core.c
index ed112ee1601..21289cb13a3 100644
--- a/drivers/pnp/pnpbios/core.c
+++ b/drivers/pnp/pnpbios/core.c
@@ -32,7 +32,7 @@
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
-
+
/* Change Log
*
* Adam Belay - <ambx1@neo.rr.com> - March 16, 2003
@@ -71,14 +71,13 @@
#include "pnpbios.h"
-
/*
*
* PnP BIOS INTERFACE
*
*/
-static union pnp_bios_install_struct * pnp_bios_install = NULL;
+static union pnp_bios_install_struct *pnp_bios_install = NULL;
int pnp_bios_present(void)
{
@@ -101,36 +100,36 @@ static struct completion unload_sem;
/*
* (Much of this belongs in a shared routine somewhere)
*/
-
+
static int pnp_dock_event(int dock, struct pnp_docking_station_info *info)
{
- char *argv [3], **envp, *buf, *scratch;
+ char *argv[3], **envp, *buf, *scratch;
int i = 0, value;
if (!current->fs->root) {
return -EAGAIN;
}
- if (!(envp = kcalloc(20, sizeof (char *), GFP_KERNEL))) {
+ if (!(envp = kcalloc(20, sizeof(char *), GFP_KERNEL))) {
return -ENOMEM;
}
if (!(buf = kzalloc(256, GFP_KERNEL))) {
- kfree (envp);
+ kfree(envp);
return -ENOMEM;
}
/* FIXME: if there are actual users of this, it should be integrated into
* the driver core and use the usual infrastructure like sysfs and uevents */
- argv [0] = "/sbin/pnpbios";
- argv [1] = "dock";
- argv [2] = NULL;
+ argv[0] = "/sbin/pnpbios";
+ argv[1] = "dock";
+ argv[2] = NULL;
/* minimal command environment */
- envp [i++] = "HOME=/";
- envp [i++] = "PATH=/sbin:/bin:/usr/sbin:/usr/bin";
+ envp[i++] = "HOME=/";
+ envp[i++] = "PATH=/sbin:/bin:/usr/sbin:/usr/bin";
#ifdef DEBUG
/* hint that policy agent should enter no-stdout debug mode */
- envp [i++] = "DEBUG=kernel";
+ envp[i++] = "DEBUG=kernel";
#endif
/* extensible set of named bus-specific parameters,
* supporting multiple driver selection algorithms.
@@ -138,33 +137,32 @@ static int pnp_dock_event(int dock, struct pnp_docking_station_info *info)
scratch = buf;
/* action: add, remove */
- envp [i++] = scratch;
- scratch += sprintf (scratch, "ACTION=%s", dock?"add":"remove") + 1;
+ envp[i++] = scratch;
+ scratch += sprintf(scratch, "ACTION=%s", dock ? "add" : "remove") + 1;
/* Report the ident for the dock */
- envp [i++] = scratch;
- scratch += sprintf (scratch, "DOCK=%x/%x/%x",
- info->location_id, info->serial, info->capabilities);
+ envp[i++] = scratch;
+ scratch += sprintf(scratch, "DOCK=%x/%x/%x",
+ info->location_id, info->serial, info->capabilities);
envp[i] = NULL;
-
- value = call_usermodehelper (argv [0], argv, envp, UMH_WAIT_EXEC);
- kfree (buf);
- kfree (envp);
+
+ value = call_usermodehelper(argv[0], argv, envp, UMH_WAIT_EXEC);
+ kfree(buf);
+ kfree(envp);
return 0;
}
/*
* Poll the PnP docking at regular intervals
*/
-static int pnp_dock_thread(void * unused)
+static int pnp_dock_thread(void *unused)
{
static struct pnp_docking_station_info now;
int docked = -1, d = 0;
set_freezable();
- while (!unloading)
- {
+ while (!unloading) {
int status;
-
+
/*
* Poll every 2 seconds
*/
@@ -175,30 +173,29 @@ static int pnp_dock_thread(void * unused)
status = pnp_bios_dock_station_info(&now);
- switch(status)
- {
+ switch (status) {
/*
* No dock to manage
*/
- case PNP_FUNCTION_NOT_SUPPORTED:
- complete_and_exit(&unload_sem, 0);
- case PNP_SYSTEM_NOT_DOCKED:
- d = 0;
- break;
- case PNP_SUCCESS:
- d = 1;
- break;
- default:
- pnpbios_print_status( "pnp_dock_thread", status );
- continue;
+ case PNP_FUNCTION_NOT_SUPPORTED:
+ complete_and_exit(&unload_sem, 0);
+ case PNP_SYSTEM_NOT_DOCKED:
+ d = 0;
+ break;
+ case PNP_SUCCESS:
+ d = 1;
+ break;
+ default:
+ pnpbios_print_status("pnp_dock_thread", status);
+ continue;
}
- if(d != docked)
- {
- if(pnp_dock_event(d, &now)==0)
- {
+ if (d != docked) {
+ if (pnp_dock_event(d, &now) == 0) {
docked = d;
#if 0
- printk(KERN_INFO "PnPBIOS: Docking station %stached\n", docked?"at":"de");
+ printk(KERN_INFO
+ "PnPBIOS: Docking station %stached\n",
+ docked ? "at" : "de");
#endif
}
}
@@ -206,21 +203,22 @@ static int pnp_dock_thread(void * unused)
complete_and_exit(&unload_sem, 0);
}
-#endif /* CONFIG_HOTPLUG */
+#endif /* CONFIG_HOTPLUG */
-static int pnpbios_get_resources(struct pnp_dev * dev, struct pnp_resource_table * res)
+static int pnpbios_get_resources(struct pnp_dev *dev,
+ struct pnp_resource_table *res)
{
u8 nodenum = dev->number;
- struct pnp_bios_node * node;
+ struct pnp_bios_node *node;
/* just in case */
- if(!pnpbios_is_dynamic(dev))
+ if (!pnpbios_is_dynamic(dev))
return -EPERM;
node = kzalloc(node_info.max_node_size, GFP_KERNEL);
if (!node)
return -1;
- if (pnp_bios_get_dev_node(&nodenum, (char )PNPMODE_DYNAMIC, node)) {
+ if (pnp_bios_get_dev_node(&nodenum, (char)PNPMODE_DYNAMIC, node)) {
kfree(node);
return -ENODEV;
}
@@ -230,10 +228,11 @@ static int pnpbios_get_resources(struct pnp_dev * dev, struct pnp_resource_table
return 0;
}
-static int pnpbios_set_resources(struct pnp_dev * dev, struct pnp_resource_table * res)
+static int pnpbios_set_resources(struct pnp_dev *dev,
+ struct pnp_resource_table *res)
{
u8 nodenum = dev->number;
- struct pnp_bios_node * node;
+ struct pnp_bios_node *node;
int ret;
/* just in case */
@@ -243,11 +242,11 @@ static int pnpbios_set_resources(struct pnp_dev * dev, struct pnp_resource_table
node = kzalloc(node_info.max_node_size, GFP_KERNEL);
if (!node)
return -1;
- if (pnp_bios_get_dev_node(&nodenum, (char )PNPMODE_DYNAMIC, node)) {
+ if (pnp_bios_get_dev_node(&nodenum, (char)PNPMODE_DYNAMIC, node)) {
kfree(node);
return -ENODEV;
}
- if(pnpbios_write_resources_to_node(res, node)<0) {
+ if (pnpbios_write_resources_to_node(res, node) < 0) {
kfree(node);
return -1;
}
@@ -258,18 +257,18 @@ static int pnpbios_set_resources(struct pnp_dev * dev, struct pnp_resource_table
return ret;
}
-static void pnpbios_zero_data_stream(struct pnp_bios_node * node)
+static void pnpbios_zero_data_stream(struct pnp_bios_node *node)
{
- unsigned char * p = (char *)node->data;
- unsigned char * end = (char *)(node->data + node->size);
+ unsigned char *p = (char *)node->data;
+ unsigned char *end = (char *)(node->data + node->size);
unsigned int len;
int i;
while ((char *)p < (char *)end) {
- if(p[0] & 0x80) { /* large tag */
+ if (p[0] & 0x80) { /* large tag */
len = (p[2] << 8) | p[1];
p += 3;
} else {
- if (((p[0]>>3) & 0x0f) == 0x0f)
+ if (((p[0] >> 3) & 0x0f) == 0x0f)
return;
len = p[0] & 0x07;
p += 1;
@@ -278,24 +277,25 @@ static void pnpbios_zero_data_stream(struct pnp_bios_node * node)
p[i] = 0;
p += len;
}
- printk(KERN_ERR "PnPBIOS: Resource structure did not contain an end tag.\n");
+ printk(KERN_ERR
+ "PnPBIOS: Resource structure did not contain an end tag.\n");
}
static int pnpbios_disable_resources(struct pnp_dev *dev)
{
- struct pnp_bios_node * node;
+ struct pnp_bios_node *node;
u8 nodenum = dev->number;
int ret;
/* just in case */
- if(dev->flags & PNPBIOS_NO_DISABLE || !pnpbios_is_dynamic(dev))
+ if (dev->flags & PNPBIOS_NO_DISABLE || !pnpbios_is_dynamic(dev))
return -EPERM;
node = kzalloc(node_info.max_node_size, GFP_KERNEL);
if (!node)
return -ENOMEM;
- if (pnp_bios_get_dev_node(&nodenum, (char )PNPMODE_DYNAMIC, node)) {
+ if (pnp_bios_get_dev_node(&nodenum, (char)PNPMODE_DYNAMIC, node)) {
kfree(node);
return -ENODEV;
}
@@ -311,22 +311,22 @@ static int pnpbios_disable_resources(struct pnp_dev *dev)
/* PnP Layer support */
struct pnp_protocol pnpbios_protocol = {
- .name = "Plug and Play BIOS",
- .get = pnpbios_get_resources,
- .set = pnpbios_set_resources,
+ .name = "Plug and Play BIOS",
+ .get = pnpbios_get_resources,
+ .set = pnpbios_set_resources,
.disable = pnpbios_disable_resources,
};
-static int insert_device(struct pnp_dev *dev, struct pnp_bios_node * node)
+static int insert_device(struct pnp_dev *dev, struct pnp_bios_node *node)
{
- struct list_head * pos;
- struct pnp_dev * pnp_dev;
+ struct list_head *pos;
+ struct pnp_dev *pnp_dev;
struct pnp_id *dev_id;
char id[8];
/* check if the device is already added */
dev->number = node->handle;
- list_for_each (pos, &pnpbios_protocol.devices){
+ list_for_each(pos, &pnpbios_protocol.devices) {
pnp_dev = list_entry(pos, struct pnp_dev, protocol_list);
if (dev->number == pnp_dev->number)
return -1;
@@ -336,8 +336,8 @@ static int insert_device(struct pnp_dev *dev, struct pnp_bios_node * node)
dev_id = kzalloc(sizeof(struct pnp_id), GFP_KERNEL);
if (!dev_id)
return -1;
- pnpid32_to_pnpid(node->eisa_id,id);
- memcpy(dev_id->id,id,7);
+ pnpid32_to_pnpid(node->eisa_id, id);
+ memcpy(dev_id->id, id, 7);
pnp_add_id(dev_id, dev);
pnpbios_parse_data_stream(dev, node);
dev->active = pnp_is_active(dev);
@@ -375,35 +375,41 @@ static void __init build_devlist(void)
if (!node)
return;
- for(nodenum=0; nodenum<0xff; ) {
+ for (nodenum = 0; nodenum < 0xff;) {
u8 thisnodenum = nodenum;
/* eventually we will want to use PNPMODE_STATIC here but for now
* dynamic will help us catch buggy bioses to add to the blacklist.
*/
if (!pnpbios_dont_use_current_config) {
- if (pnp_bios_get_dev_node(&nodenum, (char )PNPMODE_DYNAMIC, node))
+ if (pnp_bios_get_dev_node
+ (&nodenum, (char)PNPMODE_DYNAMIC, node))
break;
} else {
- if (pnp_bios_get_dev_node(&nodenum, (char )PNPMODE_STATIC, node))
+ if (pnp_bios_get_dev_node
+ (&nodenum, (char)PNPMODE_STATIC, node))
break;
}
nodes_got++;
- dev = kzalloc(sizeof (struct pnp_dev), GFP_KERNEL);
+ dev = kzalloc(sizeof(struct pnp_dev), GFP_KERNEL);
if (!dev)
break;
- if(insert_device(dev,node)<0)
+ if (insert_device(dev, node) < 0)
kfree(dev);
else
devs++;
if (nodenum <= thisnodenum) {
- printk(KERN_ERR "PnPBIOS: build_devlist: Node number 0x%x is out of sequence following node 0x%x. Aborting.\n", (unsigned int)nodenum, (unsigned int)thisnodenum);
+ printk(KERN_ERR
+ "PnPBIOS: build_devlist: Node number 0x%x is out of sequence following node 0x%x. Aborting.\n",
+ (unsigned int)nodenum,
+ (unsigned int)thisnodenum);
break;
}
}
kfree(node);
- printk(KERN_INFO "PnPBIOS: %i node%s reported by PnP BIOS; %i recorded by driver\n",
- nodes_got, nodes_got != 1 ? "s" : "", devs);
+ printk(KERN_INFO
+ "PnPBIOS: %i node%s reported by PnP BIOS; %i recorded by driver\n",
+ nodes_got, nodes_got != 1 ? "s" : "", devs);
}
/*
@@ -412,8 +418,8 @@ static void __init build_devlist(void)
*
*/
-static int pnpbios_disabled; /* = 0 */
-int pnpbios_dont_use_current_config; /* = 0 */
+static int pnpbios_disabled; /* = 0 */
+int pnpbios_dont_use_current_config; /* = 0 */
#ifndef MODULE
static int __init pnpbios_setup(char *str)
@@ -422,9 +428,9 @@ static int __init pnpbios_setup(char *str)
while ((str != NULL) && (*str != '\0')) {
if (strncmp(str, "off", 3) == 0)
- pnpbios_disabled=1;
+ pnpbios_disabled = 1;
if (strncmp(str, "on", 2) == 0)
- pnpbios_disabled=0;
+ pnpbios_disabled = 0;
invert = (strncmp(str, "no-", 3) == 0);
if (invert)
str += 3;
@@ -453,35 +459,41 @@ static int __init pnpbios_probe_system(void)
printk(KERN_INFO "PnPBIOS: Scanning system for PnP BIOS support...\n");
/*
- * Search the defined area (0xf0000-0xffff0) for a valid PnP BIOS
+ * Search the defined area (0xf0000-0xffff0) for a valid PnP BIOS
* structure and, if one is found, sets up the selectors and
* entry points
*/
- for (check = (union pnp_bios_install_struct *) __va(0xf0000);
- check < (union pnp_bios_install_struct *) __va(0xffff0);
+ for (check = (union pnp_bios_install_struct *)__va(0xf0000);
+ check < (union pnp_bios_install_struct *)__va(0xffff0);
check = (void *)check + 16) {
if (check->fields.signature != PNP_SIGNATURE)
continue;
- printk(KERN_INFO "PnPBIOS: Found PnP BIOS installation structure at 0x%p\n", check);
+ printk(KERN_INFO
+ "PnPBIOS: Found PnP BIOS installation structure at 0x%p\n",
+ check);
length = check->fields.length;
if (!length) {
- printk(KERN_ERR "PnPBIOS: installation structure is invalid, skipping\n");
+ printk(KERN_ERR
+ "PnPBIOS: installation structure is invalid, skipping\n");
continue;
}
for (sum = 0, i = 0; i < length; i++)
sum += check->chars[i];
if (sum) {
- printk(KERN_ERR "PnPBIOS: installation structure is corrupted, skipping\n");
+ printk(KERN_ERR
+ "PnPBIOS: installation structure is corrupted, skipping\n");
continue;
}
if (check->fields.version < 0x10) {
- printk(KERN_WARNING "PnPBIOS: PnP BIOS version %d.%d is not supported\n",
+ printk(KERN_WARNING
+ "PnPBIOS: PnP BIOS version %d.%d is not supported\n",
check->fields.version >> 4,
check->fields.version & 15);
continue;
}
- printk(KERN_INFO "PnPBIOS: PnP BIOS version %d.%d, entry 0x%x:0x%x, dseg 0x%x\n",
- check->fields.version >> 4, check->fields.version & 15,
+ printk(KERN_INFO
+ "PnPBIOS: PnP BIOS version %d.%d, entry 0x%x:0x%x, dseg 0x%x\n",
+ check->fields.version >> 4, check->fields.version & 15,
check->fields.pm16cseg, check->fields.pm16offset,
check->fields.pm16dseg);
pnp_bios_install = check;
@@ -499,25 +511,25 @@ static int __init exploding_pnp_bios(struct dmi_system_id *d)
}
static struct dmi_system_id pnpbios_dmi_table[] __initdata = {
- { /* PnPBIOS GPF on boot */
- .callback = exploding_pnp_bios,
- .ident = "Higraded P14H",
- .matches = {
- DMI_MATCH(DMI_BIOS_VENDOR, "American Megatrends Inc."),
- DMI_MATCH(DMI_BIOS_VERSION, "07.00T"),
- DMI_MATCH(DMI_SYS_VENDOR, "Higraded"),
- DMI_MATCH(DMI_PRODUCT_NAME, "P14H"),
- },
- },
- { /* PnPBIOS GPF on boot */
- .callback = exploding_pnp_bios,
- .ident = "ASUS P4P800",
- .matches = {
- DMI_MATCH(DMI_BOARD_VENDOR, "ASUSTeK Computer Inc."),
- DMI_MATCH(DMI_BOARD_NAME, "P4P800"),
- },
- },
- { }
+ { /* PnPBIOS GPF on boot */
+ .callback = exploding_pnp_bios,
+ .ident = "Higraded P14H",
+ .matches = {
+ DMI_MATCH(DMI_BIOS_VENDOR, "American Megatrends Inc."),
+ DMI_MATCH(DMI_BIOS_VERSION, "07.00T"),
+ DMI_MATCH(DMI_SYS_VENDOR, "Higraded"),
+ DMI_MATCH(DMI_PRODUCT_NAME, "P14H"),
+ },
+ },
+ { /* PnPBIOS GPF on boot */
+ .callback = exploding_pnp_bios,
+ .ident = "ASUS P4P800",
+ .matches = {
+ DMI_MATCH(DMI_BOARD_VENDOR, "ASUSTeK Computer Inc."),
+ DMI_MATCH(DMI_BOARD_NAME, "P4P800"),
+ },
+ },
+ {}
};
static int __init pnpbios_init(void)
@@ -533,7 +545,6 @@ static int __init pnpbios_init(void)
printk(KERN_INFO "PnPBIOS: Disabled\n");
return -ENODEV;
}
-
#ifdef CONFIG_PNPACPI
if (!acpi_disabled && !pnpacpi_disabled) {
pnpbios_disabled = 1;
@@ -552,14 +563,16 @@ static int __init pnpbios_init(void)
/* read the node info */
ret = pnp_bios_dev_node_info(&node_info);
if (ret) {
- printk(KERN_ERR "PnPBIOS: Unable to get node info. Aborting.\n");
+ printk(KERN_ERR
+ "PnPBIOS: Unable to get node info. Aborting.\n");
return ret;
}
/* register with the pnp layer */
ret = pnp_register_protocol(&pnpbios_protocol);
if (ret) {
- printk(KERN_ERR "PnPBIOS: Unable to register driver. Aborting.\n");
+ printk(KERN_ERR
+ "PnPBIOS: Unable to register driver. Aborting.\n");
return ret;
}
diff --git a/drivers/pnp/pnpbios/proc.c b/drivers/pnp/pnpbios/proc.c
index 8027073f791..b7e1d23e8a4 100644
--- a/drivers/pnp/pnpbios/proc.c
+++ b/drivers/pnp/pnpbios/proc.c
@@ -37,42 +37,37 @@ static struct proc_dir_entry *proc_pnp = NULL;
static struct proc_dir_entry *proc_pnp_boot = NULL;
static int proc_read_pnpconfig(char *buf, char **start, off_t pos,
- int count, int *eof, void *data)
+ int count, int *eof, void *data)
{
struct pnp_isa_config_struc pnps;
if (pnp_bios_isapnp_config(&pnps))
return -EIO;
return snprintf(buf, count,
- "structure_revision %d\n"
- "number_of_CSNs %d\n"
- "ISA_read_data_port 0x%x\n",
- pnps.revision,
- pnps.no_csns,
- pnps.isa_rd_data_port
- );
+ "structure_revision %d\n"
+ "number_of_CSNs %d\n"
+ "ISA_read_data_port 0x%x\n",
+ pnps.revision, pnps.no_csns, pnps.isa_rd_data_port);
}
static int proc_read_escdinfo(char *buf, char **start, off_t pos,
- int count, int *eof, void *data)
+ int count, int *eof, void *data)
{
struct escd_info_struc escd;
if (pnp_bios_escd_info(&escd))
return -EIO;
return snprintf(buf, count,
- "min_ESCD_write_size %d\n"
- "ESCD_size %d\n"
- "NVRAM_base 0x%x\n",
- escd.min_escd_write_size,
- escd.escd_size,
- escd.nv_storage_base
- );
+ "min_ESCD_write_size %d\n"
+ "ESCD_size %d\n"
+ "NVRAM_base 0x%x\n",
+ escd.min_escd_write_size,
+ escd.escd_size, escd.nv_storage_base);
}
#define MAX_SANE_ESCD_SIZE (32*1024)
static int proc_read_escd(char *buf, char **start, off_t pos,
- int count, int *eof, void *data)
+ int count, int *eof, void *data)
{
struct escd_info_struc escd;
char *tmpbuf;
@@ -83,30 +78,36 @@ static int proc_read_escd(char *buf, char **start, off_t pos,
/* sanity check */
if (escd.escd_size > MAX_SANE_ESCD_SIZE) {
- printk(KERN_ERR "PnPBIOS: proc_read_escd: ESCD size reported by BIOS escd_info call is too great\n");
+ printk(KERN_ERR
+ "PnPBIOS: proc_read_escd: ESCD size reported by BIOS escd_info call is too great\n");
return -EFBIG;
}
tmpbuf = kzalloc(escd.escd_size, GFP_KERNEL);
- if (!tmpbuf) return -ENOMEM;
+ if (!tmpbuf)
+ return -ENOMEM;
if (pnp_bios_read_escd(tmpbuf, escd.nv_storage_base)) {
kfree(tmpbuf);
return -EIO;
}
- escd_size = (unsigned char)(tmpbuf[0]) + (unsigned char)(tmpbuf[1])*256;
+ escd_size =
+ (unsigned char)(tmpbuf[0]) + (unsigned char)(tmpbuf[1]) * 256;
/* sanity check */
if (escd_size > MAX_SANE_ESCD_SIZE) {
- printk(KERN_ERR "PnPBIOS: proc_read_escd: ESCD size reported by BIOS read_escd call is too great\n");
+ printk(KERN_ERR
+ "PnPBIOS: proc_read_escd: ESCD size reported by BIOS read_escd call is too great\n");
return -EFBIG;
}
escd_left_to_read = escd_size - pos;
- if (escd_left_to_read < 0) escd_left_to_read = 0;
- if (escd_left_to_read == 0) *eof = 1;
- n = min(count,escd_left_to_read);
+ if (escd_left_to_read < 0)
+ escd_left_to_read = 0;
+ if (escd_left_to_read == 0)
+ *eof = 1;
+ n = min(count, escd_left_to_read);
memcpy(buf, tmpbuf + pos, n);
kfree(tmpbuf);
*start = buf;
@@ -114,17 +115,17 @@ static int proc_read_escd(char *buf, char **start, off_t pos,
}
static int proc_read_legacyres(char *buf, char **start, off_t pos,
- int count, int *eof, void *data)
+ int count, int *eof, void *data)
{
/* Assume that the following won't overflow the buffer */
- if (pnp_bios_get_stat_res(buf))
+ if (pnp_bios_get_stat_res(buf))
return -EIO;
- return count; // FIXME: Return actual length
+ return count; // FIXME: Return actual length
}
static int proc_read_devices(char *buf, char **start, off_t pos,
- int count, int *eof, void *data)
+ int count, int *eof, void *data)
{
struct pnp_bios_node *node;
u8 nodenum;
@@ -134,9 +135,10 @@ static int proc_read_devices(char *buf, char **start, off_t pos,
return 0;
node = kzalloc(node_info.max_node_size, GFP_KERNEL);
- if (!node) return -ENOMEM;
+ if (!node)
+ return -ENOMEM;
- for (nodenum=pos; nodenum<0xff; ) {
+ for (nodenum = pos; nodenum < 0xff;) {
u8 thisnodenum = nodenum;
/* 26 = the number of characters per line sprintf'ed */
if ((p - buf + 26) > count)
@@ -148,7 +150,11 @@ static int proc_read_devices(char *buf, char **start, off_t pos,
node->type_code[0], node->type_code[1],
node->type_code[2], node->flags);
if (nodenum <= thisnodenum) {
- printk(KERN_ERR "%s Node number 0x%x is out of sequence following node 0x%x. Aborting.\n", "PnPBIOS: proc_read_devices:", (unsigned int)nodenum, (unsigned int)thisnodenum);
+ printk(KERN_ERR
+ "%s Node number 0x%x is out of sequence following node 0x%x. Aborting.\n",
+ "PnPBIOS: proc_read_devices:",
+ (unsigned int)nodenum,
+ (unsigned int)thisnodenum);
*eof = 1;
break;
}
@@ -156,12 +162,12 @@ static int proc_read_devices(char *buf, char **start, off_t pos,
kfree(node);
if (nodenum == 0xff)
*eof = 1;
- *start = (char *)((off_t)nodenum - pos);
+ *start = (char *)((off_t) nodenum - pos);
return p - buf;
}
static int proc_read_node(char *buf, char **start, off_t pos,
- int count, int *eof, void *data)
+ int count, int *eof, void *data)
{
struct pnp_bios_node *node;
int boot = (long)data >> 8;
@@ -169,7 +175,8 @@ static int proc_read_node(char *buf, char **start, off_t pos,
int len;
node = kzalloc(node_info.max_node_size, GFP_KERNEL);
- if (!node) return -ENOMEM;
+ if (!node)
+ return -ENOMEM;
if (pnp_bios_get_dev_node(&nodenum, boot, node)) {
kfree(node);
return -EIO;
@@ -180,8 +187,8 @@ static int proc_read_node(char *buf, char **start, off_t pos,
return len;
}
-static int proc_write_node(struct file *file, const char __user *buf,
- unsigned long count, void *data)
+static int proc_write_node(struct file *file, const char __user * buf,
+ unsigned long count, void *data)
{
struct pnp_bios_node *node;
int boot = (long)data >> 8;
@@ -208,12 +215,12 @@ static int proc_write_node(struct file *file, const char __user *buf,
goto out;
}
ret = count;
-out:
+ out:
kfree(node);
return ret;
}
-int pnpbios_interface_attach_device(struct pnp_bios_node * node)
+int pnpbios_interface_attach_device(struct pnp_bios_node *node)
{
char name[3];
struct proc_dir_entry *ent;
@@ -222,7 +229,7 @@ int pnpbios_interface_attach_device(struct pnp_bios_node * node)
if (!proc_pnp)
return -EIO;
- if ( !pnpbios_dont_use_current_config ) {
+ if (!pnpbios_dont_use_current_config) {
ent = create_proc_entry(name, 0, proc_pnp);
if (ent) {
ent->read_proc = proc_read_node;
@@ -237,7 +244,7 @@ int pnpbios_interface_attach_device(struct pnp_bios_node * node)
if (ent) {
ent->read_proc = proc_read_node;
ent->write_proc = proc_write_node;
- ent->data = (void *)(long)(node->handle+0x100);
+ ent->data = (void *)(long)(node->handle + 0x100);
return 0;
}
@@ -249,7 +256,7 @@ int pnpbios_interface_attach_device(struct pnp_bios_node * node)
* work and the pnpbios_dont_use_current_config flag
* should already have been set to the appropriate value
*/
-int __init pnpbios_proc_init( void )
+int __init pnpbios_proc_init(void)
{
proc_pnp = proc_mkdir("pnp", proc_bus);
if (!proc_pnp)
@@ -258,10 +265,13 @@ int __init pnpbios_proc_init( void )
if (!proc_pnp_boot)
return -EIO;
create_proc_read_entry("devices", 0, proc_pnp, proc_read_devices, NULL);
- create_proc_read_entry("configuration_info", 0, proc_pnp, proc_read_pnpconfig, NULL);
- create_proc_read_entry("escd_info", 0, proc_pnp, proc_read_escdinfo, NULL);
+ create_proc_read_entry("configuration_info", 0, proc_pnp,
+ proc_read_pnpconfig, NULL);
+ create_proc_read_entry("escd_info", 0, proc_pnp, proc_read_escdinfo,
+ NULL);
create_proc_read_entry("escd", S_IRUSR, proc_pnp, proc_read_escd, NULL);
- create_proc_read_entry("legacy_device_resources", 0, proc_pnp, proc_read_legacyres, NULL);
+ create_proc_read_entry("legacy_device_resources", 0, proc_pnp,
+ proc_read_legacyres, NULL);
return 0;
}
@@ -274,9 +284,9 @@ void __exit pnpbios_proc_exit(void)
if (!proc_pnp)
return;
- for (i=0; i<0xff; i++) {
+ for (i = 0; i < 0xff; i++) {
sprintf(name, "%02x", i);
- if ( !pnpbios_dont_use_current_config )
+ if (!pnpbios_dont_use_current_config)
remove_proc_entry(name, proc_pnp);
remove_proc_entry(name, proc_pnp_boot);
}
diff --git a/drivers/pnp/pnpbios/rsparser.c b/drivers/pnp/pnpbios/rsparser.c
index 3c2ab8394e3..54c34d4d4f4 100644
--- a/drivers/pnp/pnpbios/rsparser.c
+++ b/drivers/pnp/pnpbios/rsparser.c
@@ -12,7 +12,9 @@
#ifdef CONFIG_PCI
#include <linux/pci.h>
#else
-inline void pcibios_penalize_isa_irq(int irq, int active) {}
+inline void pcibios_penalize_isa_irq(int irq, int active)
+{
+}
#endif /* CONFIG_PCI */
#include "pnpbios.h"
@@ -53,74 +55,85 @@ inline void pcibios_penalize_isa_irq(int irq, int active) {}
*/
static void
-pnpbios_parse_allocated_irqresource(struct pnp_resource_table * res, int irq)
+pnpbios_parse_allocated_irqresource(struct pnp_resource_table *res, int irq)
{
int i = 0;
- while (!(res->irq_resource[i].flags & IORESOURCE_UNSET) && i < PNP_MAX_IRQ) i++;
+ while (!(res->irq_resource[i].flags & IORESOURCE_UNSET)
+ && i < PNP_MAX_IRQ)
+ i++;
if (i < PNP_MAX_IRQ) {
- res->irq_resource[i].flags = IORESOURCE_IRQ; // Also clears _UNSET flag
+ res->irq_resource[i].flags = IORESOURCE_IRQ; // Also clears _UNSET flag
if (irq == -1) {
res->irq_resource[i].flags |= IORESOURCE_DISABLED;
return;
}
res->irq_resource[i].start =
- res->irq_resource[i].end = (unsigned long) irq;
+ res->irq_resource[i].end = (unsigned long)irq;
pcibios_penalize_isa_irq(irq, 1);
}
}
static void
-pnpbios_parse_allocated_dmaresource(struct pnp_resource_table * res, int dma)
+pnpbios_parse_allocated_dmaresource(struct pnp_resource_table *res, int dma)
{
int i = 0;
while (i < PNP_MAX_DMA &&
- !(res->dma_resource[i].flags & IORESOURCE_UNSET))
+ !(res->dma_resource[i].flags & IORESOURCE_UNSET))
i++;
if (i < PNP_MAX_DMA) {
- res->dma_resource[i].flags = IORESOURCE_DMA; // Also clears _UNSET flag
+ res->dma_resource[i].flags = IORESOURCE_DMA; // Also clears _UNSET flag
if (dma == -1) {
res->dma_resource[i].flags |= IORESOURCE_DISABLED;
return;
}
res->dma_resource[i].start =
- res->dma_resource[i].end = (unsigned long) dma;
+ res->dma_resource[i].end = (unsigned long)dma;
}
}
static void
-pnpbios_parse_allocated_ioresource(struct pnp_resource_table * res, int io, int len)
+pnpbios_parse_allocated_ioresource(struct pnp_resource_table *res, int io,
+ int len)
{
int i = 0;
- while (!(res->port_resource[i].flags & IORESOURCE_UNSET) && i < PNP_MAX_PORT) i++;
+ while (!(res->port_resource[i].flags & IORESOURCE_UNSET)
+ && i < PNP_MAX_PORT)
+ i++;
if (i < PNP_MAX_PORT) {
- res->port_resource[i].flags = IORESOURCE_IO; // Also clears _UNSET flag
- if (len <= 0 || (io + len -1) >= 0x10003) {
+ res->port_resource[i].flags = IORESOURCE_IO; // Also clears _UNSET flag
+ if (len <= 0 || (io + len - 1) >= 0x10003) {
res->port_resource[i].flags |= IORESOURCE_DISABLED;
return;
}
- res->port_resource[i].start = (unsigned long) io;
+ res->port_resource[i].start = (unsigned long)io;
res->port_resource[i].end = (unsigned long)(io + len - 1);
}
}
static void
-pnpbios_parse_allocated_memresource(struct pnp_resource_table * res, int mem, int len)
+pnpbios_parse_allocated_memresource(struct pnp_resource_table *res, int mem,
+ int len)
{
int i = 0;
- while (!(res->mem_resource[i].flags & IORESOURCE_UNSET) && i < PNP_MAX_MEM) i++;
+ while (!(res->mem_resource[i].flags & IORESOURCE_UNSET)
+ && i < PNP_MAX_MEM)
+ i++;
if (i < PNP_MAX_MEM) {
- res->mem_resource[i].flags = IORESOURCE_MEM; // Also clears _UNSET flag
+ res->mem_resource[i].flags = IORESOURCE_MEM; // Also clears _UNSET flag
if (len <= 0) {
res->mem_resource[i].flags |= IORESOURCE_DISABLED;
return;
}
- res->mem_resource[i].start = (unsigned long) mem;
+ res->mem_resource[i].start = (unsigned long)mem;
res->mem_resource[i].end = (unsigned long)(mem + len - 1);
}
}
-static unsigned char *
-pnpbios_parse_allocated_resource_data(unsigned char * p, unsigned char * end, struct pnp_resource_table * res)
+static unsigned char *pnpbios_parse_allocated_resource_data(unsigned char *p,
+ unsigned char *end,
+ struct
+ pnp_resource_table
+ *res)
{
unsigned int len, tag;
int io, size, mask, i;
@@ -134,12 +147,12 @@ pnpbios_parse_allocated_resource_data(unsigned char * p, unsigned char * end, st
while ((char *)p < (char *)end) {
/* determine the type of tag */
- if (p[0] & LARGE_TAG) { /* large tag */
+ if (p[0] & LARGE_TAG) { /* large tag */
len = (p[2] << 8) | p[1];
tag = p[0];
- } else { /* small tag */
+ } else { /* small tag */
len = p[0] & 0x07;
- tag = ((p[0]>>3) & 0x0f);
+ tag = ((p[0] >> 3) & 0x0f);
}
switch (tag) {
@@ -147,8 +160,8 @@ pnpbios_parse_allocated_resource_data(unsigned char * p, unsigned char * end, st
case LARGE_TAG_MEM:
if (len != 9)
goto len_err;
- io = *(short *) &p[4];
- size = *(short *) &p[10];
+ io = *(short *)&p[4];
+ size = *(short *)&p[10];
pnpbios_parse_allocated_memresource(res, io, size);
break;
@@ -163,16 +176,16 @@ pnpbios_parse_allocated_resource_data(unsigned char * p, unsigned char * end, st
case LARGE_TAG_MEM32:
if (len != 17)
goto len_err;
- io = *(int *) &p[4];
- size = *(int *) &p[16];
+ io = *(int *)&p[4];
+ size = *(int *)&p[16];
pnpbios_parse_allocated_memresource(res, io, size);
break;
case LARGE_TAG_FIXEDMEM32:
if (len != 9)
goto len_err;
- io = *(int *) &p[4];
- size = *(int *) &p[8];
+ io = *(int *)&p[4];
+ size = *(int *)&p[8];
pnpbios_parse_allocated_memresource(res, io, size);
break;
@@ -180,9 +193,10 @@ pnpbios_parse_allocated_resource_data(unsigned char * p, unsigned char * end, st
if (len < 2 || len > 3)
goto len_err;
io = -1;
- mask= p[1] + p[2]*256;
- for (i=0;i<16;i++, mask=mask>>1)
- if(mask & 0x01) io=i;
+ mask = p[1] + p[2] * 256;
+ for (i = 0; i < 16; i++, mask = mask >> 1)
+ if (mask & 0x01)
+ io = i;
pnpbios_parse_allocated_irqresource(res, io);
break;
@@ -191,15 +205,16 @@ pnpbios_parse_allocated_resource_data(unsigned char * p, unsigned char * end, st
goto len_err;
io = -1;
mask = p[1];
- for (i=0;i<8;i++, mask = mask>>1)
- if(mask & 0x01) io=i;
+ for (i = 0; i < 8; i++, mask = mask >> 1)
+ if (mask & 0x01)
+ io = i;
pnpbios_parse_allocated_dmaresource(res, io);
break;
case SMALL_TAG_PORT:
if (len != 7)
goto len_err;
- io = p[2] + p[3] *256;
+ io = p[2] + p[3] * 256;
size = p[7];
pnpbios_parse_allocated_ioresource(res, io, size);
break;
@@ -218,12 +233,14 @@ pnpbios_parse_allocated_resource_data(unsigned char * p, unsigned char * end, st
case SMALL_TAG_END:
p = p + 2;
- return (unsigned char *)p;
+ return (unsigned char *)p;
break;
- default: /* an unkown tag */
- len_err:
- printk(KERN_ERR "PnPBIOS: Unknown tag '0x%x', length '%d'.\n", tag, len);
+ default: /* an unkown tag */
+ len_err:
+ printk(KERN_ERR
+ "PnPBIOS: Unknown tag '0x%x', length '%d'.\n",
+ tag, len);
break;
}
@@ -234,12 +251,12 @@ pnpbios_parse_allocated_resource_data(unsigned char * p, unsigned char * end, st
p += len + 1;
}
- printk(KERN_ERR "PnPBIOS: Resource structure does not contain an end tag.\n");
+ printk(KERN_ERR
+ "PnPBIOS: Resource structure does not contain an end tag.\n");
return NULL;
}
-
/*
* Resource Configuration Options
*/
@@ -247,7 +264,7 @@ pnpbios_parse_allocated_resource_data(unsigned char * p, unsigned char * end, st
static void
pnpbios_parse_mem_option(unsigned char *p, int size, struct pnp_option *option)
{
- struct pnp_mem * mem;
+ struct pnp_mem *mem;
mem = kzalloc(sizeof(struct pnp_mem), GFP_KERNEL);
if (!mem)
return;
@@ -256,14 +273,15 @@ pnpbios_parse_mem_option(unsigned char *p, int size, struct pnp_option *option)
mem->align = (p[9] << 8) | p[8];
mem->size = ((p[11] << 8) | p[10]) << 8;
mem->flags = p[3];
- pnp_register_mem_resource(option,mem);
+ pnp_register_mem_resource(option, mem);
return;
}
static void
-pnpbios_parse_mem32_option(unsigned char *p, int size, struct pnp_option *option)
+pnpbios_parse_mem32_option(unsigned char *p, int size,
+ struct pnp_option *option)
{
- struct pnp_mem * mem;
+ struct pnp_mem *mem;
mem = kzalloc(sizeof(struct pnp_mem), GFP_KERNEL);
if (!mem)
return;
@@ -272,14 +290,15 @@ pnpbios_parse_mem32_option(unsigned char *p, int size, struct pnp_option *option
mem->align = (p[15] << 24) | (p[14] << 16) | (p[13] << 8) | p[12];
mem->size = (p[19] << 24) | (p[18] << 16) | (p[17] << 8) | p[16];
mem->flags = p[3];
- pnp_register_mem_resource(option,mem);
+ pnp_register_mem_resource(option, mem);
return;
}
static void
-pnpbios_parse_fixed_mem32_option(unsigned char *p, int size, struct pnp_option *option)
+pnpbios_parse_fixed_mem32_option(unsigned char *p, int size,
+ struct pnp_option *option)
{
- struct pnp_mem * mem;
+ struct pnp_mem *mem;
mem = kzalloc(sizeof(struct pnp_mem), GFP_KERNEL);
if (!mem)
return;
@@ -287,14 +306,14 @@ pnpbios_parse_fixed_mem32_option(unsigned char *p, int size, struct pnp_option *
mem->size = (p[11] << 24) | (p[10] << 16) | (p[9] << 8) | p[8];
mem->align = 0;
mem->flags = p[3];
- pnp_register_mem_resource(option,mem);
+ pnp_register_mem_resource(option, mem);
return;
}
static void
pnpbios_parse_irq_option(unsigned char *p, int size, struct pnp_option *option)
{
- struct pnp_irq * irq;
+ struct pnp_irq *irq;
unsigned long bits;
irq = kzalloc(sizeof(struct pnp_irq), GFP_KERNEL);
@@ -306,27 +325,27 @@ pnpbios_parse_irq_option(unsigned char *p, int size, struct pnp_option *option)
irq->flags = p[3];
else
irq->flags = IORESOURCE_IRQ_HIGHEDGE;
- pnp_register_irq_resource(option,irq);
+ pnp_register_irq_resource(option, irq);
return;
}
static void
pnpbios_parse_dma_option(unsigned char *p, int size, struct pnp_option *option)
{
- struct pnp_dma * dma;
+ struct pnp_dma *dma;
dma = kzalloc(sizeof(struct pnp_dma), GFP_KERNEL);
if (!dma)
return;
dma->map = p[1];
dma->flags = p[2];
- pnp_register_dma_resource(option,dma);
+ pnp_register_dma_resource(option, dma);
return;
}
static void
pnpbios_parse_port_option(unsigned char *p, int size, struct pnp_option *option)
{
- struct pnp_port * port;
+ struct pnp_port *port;
port = kzalloc(sizeof(struct pnp_port), GFP_KERNEL);
if (!port)
return;
@@ -335,14 +354,15 @@ pnpbios_parse_port_option(unsigned char *p, int size, struct pnp_option *option)
port->align = p[6];
port->size = p[7];
port->flags = p[1] ? PNP_PORT_FLAG_16BITADDR : 0;
- pnp_register_port_resource(option,port);
+ pnp_register_port_resource(option, port);
return;
}
static void
-pnpbios_parse_fixed_port_option(unsigned char *p, int size, struct pnp_option *option)
+pnpbios_parse_fixed_port_option(unsigned char *p, int size,
+ struct pnp_option *option)
{
- struct pnp_port * port;
+ struct pnp_port *port;
port = kzalloc(sizeof(struct pnp_port), GFP_KERNEL);
if (!port)
return;
@@ -350,12 +370,13 @@ pnpbios_parse_fixed_port_option(unsigned char *p, int size, struct pnp_option *o
port->size = p[3];
port->align = 0;
port->flags = PNP_PORT_FLAG_FIXED;
- pnp_register_port_resource(option,port);
+ pnp_register_port_resource(option, port);
return;
}
-static unsigned char *
-pnpbios_parse_resource_option_data(unsigned char * p, unsigned char * end, struct pnp_dev *dev)
+static unsigned char *pnpbios_parse_resource_option_data(unsigned char *p,
+ unsigned char *end,
+ struct pnp_dev *dev)
{
unsigned int len, tag;
int priority = 0;
@@ -371,12 +392,12 @@ pnpbios_parse_resource_option_data(unsigned char * p, unsigned char * end, struc
while ((char *)p < (char *)end) {
/* determine the type of tag */
- if (p[0] & LARGE_TAG) { /* large tag */
+ if (p[0] & LARGE_TAG) { /* large tag */
len = (p[2] << 8) | p[1];
tag = p[0];
- } else { /* small tag */
+ } else { /* small tag */
len = p[0] & 0x07;
- tag = ((p[0]>>3) & 0x0f);
+ tag = ((p[0] >> 3) & 0x0f);
}
switch (tag) {
@@ -442,16 +463,19 @@ pnpbios_parse_resource_option_data(unsigned char * p, unsigned char * end, struc
if (len != 0)
goto len_err;
if (option_independent == option)
- printk(KERN_WARNING "PnPBIOS: Missing SMALL_TAG_STARTDEP tag\n");
+ printk(KERN_WARNING
+ "PnPBIOS: Missing SMALL_TAG_STARTDEP tag\n");
option = option_independent;
break;
case SMALL_TAG_END:
- return p + 2;
+ return p + 2;
- default: /* an unkown tag */
- len_err:
- printk(KERN_ERR "PnPBIOS: Unknown tag '0x%x', length '%d'.\n", tag, len);
+ default: /* an unkown tag */
+ len_err:
+ printk(KERN_ERR
+ "PnPBIOS: Unknown tag '0x%x', length '%d'.\n",
+ tag, len);
break;
}
@@ -462,12 +486,12 @@ pnpbios_parse_resource_option_data(unsigned char * p, unsigned char * end, struc
p += len + 1;
}
- printk(KERN_ERR "PnPBIOS: Resource structure does not contain an end tag.\n");
+ printk(KERN_ERR
+ "PnPBIOS: Resource structure does not contain an end tag.\n");
return NULL;
}
-
/*
* Compatible Device IDs
*/
@@ -483,7 +507,7 @@ void pnpid32_to_pnpid(u32 id, char *str)
id = be32_to_cpu(id);
str[0] = CHAR(id, 26);
str[1] = CHAR(id, 21);
- str[2] = CHAR(id,16);
+ str[2] = CHAR(id, 16);
str[3] = HEX(id, 12);
str[4] = HEX(id, 8);
str[5] = HEX(id, 4);
@@ -492,12 +516,14 @@ void pnpid32_to_pnpid(u32 id, char *str)
return;
}
+
//
#undef CHAR
#undef HEX
-static unsigned char *
-pnpbios_parse_compatible_ids(unsigned char *p, unsigned char *end, struct pnp_dev *dev)
+static unsigned char *pnpbios_parse_compatible_ids(unsigned char *p,
+ unsigned char *end,
+ struct pnp_dev *dev)
{
int len, tag;
char id[8];
@@ -509,40 +535,45 @@ pnpbios_parse_compatible_ids(unsigned char *p, unsigned char *end, struct pnp_de
while ((char *)p < (char *)end) {
/* determine the type of tag */
- if (p[0] & LARGE_TAG) { /* large tag */
+ if (p[0] & LARGE_TAG) { /* large tag */
len = (p[2] << 8) | p[1];
tag = p[0];
- } else { /* small tag */
+ } else { /* small tag */
len = p[0] & 0x07;
- tag = ((p[0]>>3) & 0x0f);
+ tag = ((p[0] >> 3) & 0x0f);
}
switch (tag) {
case LARGE_TAG_ANSISTR:
- strncpy(dev->name, p + 3, len >= PNP_NAME_LEN ? PNP_NAME_LEN - 2 : len);
- dev->name[len >= PNP_NAME_LEN ? PNP_NAME_LEN - 1 : len] = '\0';
+ strncpy(dev->name, p + 3,
+ len >= PNP_NAME_LEN ? PNP_NAME_LEN - 2 : len);
+ dev->name[len >=
+ PNP_NAME_LEN ? PNP_NAME_LEN - 1 : len] = '\0';
break;
- case SMALL_TAG_COMPATDEVID: /* compatible ID */
+ case SMALL_TAG_COMPATDEVID: /* compatible ID */
if (len != 4)
goto len_err;
- dev_id = kzalloc(sizeof (struct pnp_id), GFP_KERNEL);
+ dev_id = kzalloc(sizeof(struct pnp_id), GFP_KERNEL);
if (!dev_id)
return NULL;
- pnpid32_to_pnpid(p[1] | p[2] << 8 | p[3] << 16 | p[4] << 24,id);
+ pnpid32_to_pnpid(p[1] | p[2] << 8 | p[3] << 16 | p[4] <<
+ 24, id);
memcpy(&dev_id->id, id, 7);
pnp_add_id(dev_id, dev);
break;
case SMALL_TAG_END:
p = p + 2;
- return (unsigned char *)p;
+ return (unsigned char *)p;
break;
- default: /* an unkown tag */
- len_err:
- printk(KERN_ERR "PnPBIOS: Unknown tag '0x%x', length '%d'.\n", tag, len);
+ default: /* an unkown tag */
+ len_err:
+ printk(KERN_ERR
+ "PnPBIOS: Unknown tag '0x%x', length '%d'.\n",
+ tag, len);
break;
}
@@ -553,17 +584,17 @@ pnpbios_parse_compatible_ids(unsigned char *p, unsigned char *end, struct pnp_de
p += len + 1;
}
- printk(KERN_ERR "PnPBIOS: Resource structure does not contain an end tag.\n");
+ printk(KERN_ERR
+ "PnPBIOS: Resource structure does not contain an end tag.\n");
return NULL;
}
-
/*
* Allocated Resource Encoding
*/
-static void pnpbios_encode_mem(unsigned char *p, struct resource * res)
+static void pnpbios_encode_mem(unsigned char *p, struct resource *res)
{
unsigned long base = res->start;
unsigned long len = res->end - res->start + 1;
@@ -576,7 +607,7 @@ static void pnpbios_encode_mem(unsigned char *p, struct resource * res)
return;
}
-static void pnpbios_encode_mem32(unsigned char *p, struct resource * res)
+static void pnpbios_encode_mem32(unsigned char *p, struct resource *res)
{
unsigned long base = res->start;
unsigned long len = res->end - res->start + 1;
@@ -595,8 +626,9 @@ static void pnpbios_encode_mem32(unsigned char *p, struct resource * res)
return;
}
-static void pnpbios_encode_fixed_mem32(unsigned char *p, struct resource * res)
-{ unsigned long base = res->start;
+static void pnpbios_encode_fixed_mem32(unsigned char *p, struct resource *res)
+{
+ unsigned long base = res->start;
unsigned long len = res->end - res->start + 1;
p[4] = base & 0xff;
p[5] = (base >> 8) & 0xff;
@@ -609,7 +641,7 @@ static void pnpbios_encode_fixed_mem32(unsigned char *p, struct resource * res)
return;
}
-static void pnpbios_encode_irq(unsigned char *p, struct resource * res)
+static void pnpbios_encode_irq(unsigned char *p, struct resource *res)
{
unsigned long map = 0;
map = 1 << res->start;
@@ -618,7 +650,7 @@ static void pnpbios_encode_irq(unsigned char *p, struct resource * res)
return;
}
-static void pnpbios_encode_dma(unsigned char *p, struct resource * res)
+static void pnpbios_encode_dma(unsigned char *p, struct resource *res)
{
unsigned long map = 0;
map = 1 << res->start;
@@ -626,7 +658,7 @@ static void pnpbios_encode_dma(unsigned char *p, struct resource * res)
return;
}
-static void pnpbios_encode_port(unsigned char *p, struct resource * res)
+static void pnpbios_encode_port(unsigned char *p, struct resource *res)
{
unsigned long base = res->start;
unsigned long len = res->end - res->start + 1;
@@ -638,7 +670,7 @@ static void pnpbios_encode_port(unsigned char *p, struct resource * res)
return;
}
-static void pnpbios_encode_fixed_port(unsigned char *p, struct resource * res)
+static void pnpbios_encode_fixed_port(unsigned char *p, struct resource *res)
{
unsigned long base = res->start;
unsigned long len = res->end - res->start + 1;
@@ -648,8 +680,11 @@ static void pnpbios_encode_fixed_port(unsigned char *p, struct resource * res)
return;
}
-static unsigned char *
-pnpbios_encode_allocated_resource_data(unsigned char * p, unsigned char * end, struct pnp_resource_table * res)
+static unsigned char *pnpbios_encode_allocated_resource_data(unsigned char *p,
+ unsigned char *end,
+ struct
+ pnp_resource_table
+ *res)
{
unsigned int len, tag;
int port = 0, irq = 0, dma = 0, mem = 0;
@@ -660,12 +695,12 @@ pnpbios_encode_allocated_resource_data(unsigned char * p, unsigned char * end, s
while ((char *)p < (char *)end) {
/* determine the type of tag */
- if (p[0] & LARGE_TAG) { /* large tag */
+ if (p[0] & LARGE_TAG) { /* large tag */
len = (p[2] << 8) | p[1];
tag = p[0];
- } else { /* small tag */
+ } else { /* small tag */
len = p[0] & 0x07;
- tag = ((p[0]>>3) & 0x0f);
+ tag = ((p[0] >> 3) & 0x0f);
}
switch (tag) {
@@ -725,12 +760,14 @@ pnpbios_encode_allocated_resource_data(unsigned char * p, unsigned char * end, s
case SMALL_TAG_END:
p = p + 2;
- return (unsigned char *)p;
+ return (unsigned char *)p;
break;
- default: /* an unkown tag */
- len_err:
- printk(KERN_ERR "PnPBIOS: Unknown tag '0x%x', length '%d'.\n", tag, len);
+ default: /* an unkown tag */
+ len_err:
+ printk(KERN_ERR
+ "PnPBIOS: Unknown tag '0x%x', length '%d'.\n",
+ tag, len);
break;
}
@@ -741,28 +778,27 @@ pnpbios_encode_allocated_resource_data(unsigned char * p, unsigned char * end, s
p += len + 1;
}
- printk(KERN_ERR "PnPBIOS: Resource structure does not contain an end tag.\n");
+ printk(KERN_ERR
+ "PnPBIOS: Resource structure does not contain an end tag.\n");
return NULL;
}
-
/*
* Core Parsing Functions
*/
-int
-pnpbios_parse_data_stream(struct pnp_dev *dev, struct pnp_bios_node * node)
+int pnpbios_parse_data_stream(struct pnp_dev *dev, struct pnp_bios_node *node)
{
- unsigned char * p = (char *)node->data;
- unsigned char * end = (char *)(node->data + node->size);
- p = pnpbios_parse_allocated_resource_data(p,end,&dev->res);
+ unsigned char *p = (char *)node->data;
+ unsigned char *end = (char *)(node->data + node->size);
+ p = pnpbios_parse_allocated_resource_data(p, end, &dev->res);
if (!p)
return -EIO;
- p = pnpbios_parse_resource_option_data(p,end,dev);
+ p = pnpbios_parse_resource_option_data(p, end, dev);
if (!p)
return -EIO;
- p = pnpbios_parse_compatible_ids(p,end,dev);
+ p = pnpbios_parse_compatible_ids(p, end, dev);
if (!p)
return -EIO;
return 0;
@@ -770,11 +806,11 @@ pnpbios_parse_data_stream(struct pnp_dev *dev, struct pnp_bios_node * node)
int
pnpbios_read_resources_from_node(struct pnp_resource_table *res,
- struct pnp_bios_node * node)
+ struct pnp_bios_node *node)
{
- unsigned char * p = (char *)node->data;
- unsigned char * end = (char *)(node->data + node->size);
- p = pnpbios_parse_allocated_resource_data(p,end,res);
+ unsigned char *p = (char *)node->data;
+ unsigned char *end = (char *)(node->data + node->size);
+ p = pnpbios_parse_allocated_resource_data(p, end, res);
if (!p)
return -EIO;
return 0;
@@ -782,11 +818,11 @@ pnpbios_read_resources_from_node(struct pnp_resource_table *res,
int
pnpbios_write_resources_to_node(struct pnp_resource_table *res,
- struct pnp_bios_node * node)
+ struct pnp_bios_node *node)
{
- unsigned char * p = (char *)node->data;
- unsigned char * end = (char *)(node->data + node->size);
- p = pnpbios_encode_allocated_resource_data(p,end,res);
+ unsigned char *p = (char *)node->data;
+ unsigned char *end = (char *)(node->data + node->size);
+ p = pnpbios_encode_allocated_resource_data(p, end, res);
if (!p)
return -EIO;
return 0;
generated by cgit v1.2.3-18-g5258 (git 2.32.0) at 2024-12-15 08:51:42 +0000