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[SCSI] aic7xxx: add static 

This patch adds static (and sometimes const) keywords where appropriate.

Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
Acked-by: Hannes Reinecke <hare@suse.de>
Signed-off-by: James Bottomley <James.Bottomley@HansenPartnership.com>
This commit is contained in:
Denys Vlasenko 2008-04-25 04:34:49 +02:00 committed by James Bottomley
parent d10c2e4627
commit d1d7b19d43
12 changed files with 195 additions and 257 deletions
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17
drivers/scsi/aic7xxx/aic79xx.h
View File

@ -1314,7 +1314,7 @@ typedef int (ahd_device_setup_t)(struct ahd_softc *);
struct ahd_pci_identity { struct ahd_pci_identity {
uint64_t full_id; uint64_t full_id;
uint64_t id_mask; uint64_t id_mask;
char *name; const char *name;
ahd_device_setup_t *setup; ahd_device_setup_t *setup;
}; };
@ -1322,7 +1322,7 @@ struct ahd_pci_identity {
struct aic7770_identity { struct aic7770_identity {
uint32_t full_id; uint32_t full_id;
uint32_t id_mask; uint32_t id_mask;
char *name; const char *name;
ahd_device_setup_t *setup; ahd_device_setup_t *setup;
}; };
extern struct aic7770_identity aic7770_ident_table []; extern struct aic7770_identity aic7770_ident_table [];
@ -1333,7 +1333,6 @@ extern const int ahd_num_aic7770_devs;
/*************************** Function Declarations ****************************/ /*************************** Function Declarations ****************************/
/******************************************************************************/ /******************************************************************************/
void ahd_reset_cmds_pending(struct ahd_softc *ahd);
/***************************** PCI Front End *********************************/ /***************************** PCI Front End *********************************/
struct ahd_pci_identity *ahd_find_pci_device(ahd_dev_softc_t); struct ahd_pci_identity *ahd_find_pci_device(ahd_dev_softc_t);
@ -1376,16 +1375,6 @@ int ahd_write_flexport(struct ahd_softc *ahd,
int ahd_read_flexport(struct ahd_softc *ahd, u_int addr, int ahd_read_flexport(struct ahd_softc *ahd, u_int addr,
uint8_t *value); uint8_t *value);
/*************************** Interrupt Services *******************************/
void ahd_run_qoutfifo(struct ahd_softc *ahd);
#ifdef AHD_TARGET_MODE
void ahd_run_tqinfifo(struct ahd_softc *ahd, int paused);
#endif
void ahd_handle_hwerrint(struct ahd_softc *ahd);
void ahd_handle_seqint(struct ahd_softc *ahd, u_int intstat);
void ahd_handle_scsiint(struct ahd_softc *ahd,
u_int intstat);
/***************************** Error Recovery *********************************/ /***************************** Error Recovery *********************************/
typedef enum { typedef enum {
SEARCH_COMPLETE, SEARCH_COMPLETE,
@ -1479,7 +1468,7 @@ extern uint32_t ahd_debug;
void ahd_print_devinfo(struct ahd_softc *ahd, void ahd_print_devinfo(struct ahd_softc *ahd,
struct ahd_devinfo *devinfo); struct ahd_devinfo *devinfo);
void ahd_dump_card_state(struct ahd_softc *ahd); void ahd_dump_card_state(struct ahd_softc *ahd);
int ahd_print_register(ahd_reg_parse_entry_t *table, int ahd_print_register(const ahd_reg_parse_entry_t *table,
u_int num_entries, u_int num_entries,
const char *name, const char *name,
u_int address, u_int address,

88
drivers/scsi/aic7xxx/aic79xx_core.c
View File

@ -266,6 +266,18 @@ static int ahd_match_scb(struct ahd_softc *ahd, struct scb *scb,
int target, char channel, int lun, int target, char channel, int lun,
u_int tag, role_t role); u_int tag, role_t role);
static void ahd_reset_cmds_pending(struct ahd_softc *ahd);
/*************************** Interrupt Services *******************************/
static void ahd_run_qoutfifo(struct ahd_softc *ahd);
#ifdef AHD_TARGET_MODE
static void ahd_run_tqinfifo(struct ahd_softc *ahd, int paused);
#endif
static void ahd_handle_hwerrint(struct ahd_softc *ahd);
static void ahd_handle_seqint(struct ahd_softc *ahd, u_int intstat);
static void ahd_handle_scsiint(struct ahd_softc *ahd,
u_int intstat);
/************************ Sequencer Execution Control *************************/ /************************ Sequencer Execution Control *************************/
void void
ahd_set_modes(struct ahd_softc *ahd, ahd_mode src, ahd_mode dst) ahd_set_modes(struct ahd_softc *ahd, ahd_mode src, ahd_mode dst)
@ -285,7 +297,7 @@ ahd_set_modes(struct ahd_softc *ahd, ahd_mode src, ahd_mode dst)
ahd->dst_mode = dst; ahd->dst_mode = dst;
} }
void static void
ahd_update_modes(struct ahd_softc *ahd) ahd_update_modes(struct ahd_softc *ahd)
{ {
ahd_mode_state mode_ptr; ahd_mode_state mode_ptr;
@ -301,7 +313,7 @@ ahd_update_modes(struct ahd_softc *ahd)
ahd_known_modes(ahd, src, dst); ahd_known_modes(ahd, src, dst);
} }
void static void
ahd_assert_modes(struct ahd_softc *ahd, ahd_mode srcmode, ahd_assert_modes(struct ahd_softc *ahd, ahd_mode srcmode,
ahd_mode dstmode, const char *file, int line) ahd_mode dstmode, const char *file, int line)
{ {
@ -422,7 +434,7 @@ ahd_sg_setup(struct ahd_softc *ahd, struct scb *scb,
} }
} }
void static void
ahd_setup_scb_common(struct ahd_softc *ahd, struct scb *scb) ahd_setup_scb_common(struct ahd_softc *ahd, struct scb *scb)
{ {
/* XXX Handle target mode SCBs. */ /* XXX Handle target mode SCBs. */
@ -443,7 +455,7 @@ ahd_setup_scb_common(struct ahd_softc *ahd, struct scb *scb)
ahd_htole32(scb->sense_busaddr); ahd_htole32(scb->sense_busaddr);
} }
void static void
ahd_setup_data_scb(struct ahd_softc *ahd, struct scb *scb) ahd_setup_data_scb(struct ahd_softc *ahd, struct scb *scb)
{ {
/* /*
@ -480,7 +492,7 @@ ahd_setup_data_scb(struct ahd_softc *ahd, struct scb *scb)
scb->hscb->sgptr = ahd_htole32(scb->sg_list_busaddr|SG_FULL_RESID); scb->hscb->sgptr = ahd_htole32(scb->sg_list_busaddr|SG_FULL_RESID);
} }
void static void
ahd_setup_noxfer_scb(struct ahd_softc *ahd, struct scb *scb) ahd_setup_noxfer_scb(struct ahd_softc *ahd, struct scb *scb)
{ {
scb->hscb->sgptr = ahd_htole32(SG_LIST_NULL); scb->hscb->sgptr = ahd_htole32(SG_LIST_NULL);
@ -489,7 +501,7 @@ ahd_setup_noxfer_scb(struct ahd_softc *ahd, struct scb *scb)
} }
/************************** Memory mapping routines ***************************/ /************************** Memory mapping routines ***************************/
void * static void *
ahd_sg_bus_to_virt(struct ahd_softc *ahd, struct scb *scb, uint32_t sg_busaddr) ahd_sg_bus_to_virt(struct ahd_softc *ahd, struct scb *scb, uint32_t sg_busaddr)
{ {
dma_addr_t sg_offset; dma_addr_t sg_offset;
@ -499,7 +511,7 @@ ahd_sg_bus_to_virt(struct ahd_softc *ahd, struct scb *scb, uint32_t sg_busaddr)
return ((uint8_t *)scb->sg_list + sg_offset); return ((uint8_t *)scb->sg_list + sg_offset);
} }
uint32_t static uint32_t
ahd_sg_virt_to_bus(struct ahd_softc *ahd, struct scb *scb, void *sg) ahd_sg_virt_to_bus(struct ahd_softc *ahd, struct scb *scb, void *sg)
{ {
dma_addr_t sg_offset; dma_addr_t sg_offset;
@ -511,7 +523,7 @@ ahd_sg_virt_to_bus(struct ahd_softc *ahd, struct scb *scb, void *sg)
return (scb->sg_list_busaddr + sg_offset); return (scb->sg_list_busaddr + sg_offset);
} }
void static void
ahd_sync_scb(struct ahd_softc *ahd, struct scb *scb, int op) ahd_sync_scb(struct ahd_softc *ahd, struct scb *scb, int op)
{ {
ahd_dmamap_sync(ahd, ahd->scb_data.hscb_dmat, ahd_dmamap_sync(ahd, ahd->scb_data.hscb_dmat,
@ -532,7 +544,7 @@ ahd_sync_sglist(struct ahd_softc *ahd, struct scb *scb, int op)
/*len*/ahd_sg_size(ahd) * scb->sg_count, op); /*len*/ahd_sg_size(ahd) * scb->sg_count, op);
} }
void static void
ahd_sync_sense(struct ahd_softc *ahd, struct scb *scb, int op) ahd_sync_sense(struct ahd_softc *ahd, struct scb *scb, int op)
{ {
ahd_dmamap_sync(ahd, ahd->scb_data.sense_dmat, ahd_dmamap_sync(ahd, ahd->scb_data.sense_dmat,
@ -541,12 +553,14 @@ ahd_sync_sense(struct ahd_softc *ahd, struct scb *scb, int op)
/*len*/AHD_SENSE_BUFSIZE, op); /*len*/AHD_SENSE_BUFSIZE, op);
} }
uint32_t #ifdef AHD_TARGET_MODE
static uint32_t
ahd_targetcmd_offset(struct ahd_softc *ahd, u_int index) ahd_targetcmd_offset(struct ahd_softc *ahd, u_int index)
{ {
return (((uint8_t *)&ahd->targetcmds[index]) return (((uint8_t *)&ahd->targetcmds[index])
- (uint8_t *)ahd->qoutfifo); - (uint8_t *)ahd->qoutfifo);
} }
#endif
/*********************** Miscelaneous Support Functions ***********************/ /*********************** Miscelaneous Support Functions ***********************/
/* /*
@ -653,31 +667,35 @@ ahd_set_scbptr(struct ahd_softc *ahd, u_int scbptr)
ahd_outb(ahd, SCBPTR+1, (scbptr >> 8) & 0xFF); ahd_outb(ahd, SCBPTR+1, (scbptr >> 8) & 0xFF);
} }
u_int #if 0 /* unused */
static u_int
ahd_get_hnscb_qoff(struct ahd_softc *ahd) ahd_get_hnscb_qoff(struct ahd_softc *ahd)
{ {
return (ahd_inw_atomic(ahd, HNSCB_QOFF)); return (ahd_inw_atomic(ahd, HNSCB_QOFF));
} }
#endif
void static void
ahd_set_hnscb_qoff(struct ahd_softc *ahd, u_int value) ahd_set_hnscb_qoff(struct ahd_softc *ahd, u_int value)
{ {
ahd_outw_atomic(ahd, HNSCB_QOFF, value); ahd_outw_atomic(ahd, HNSCB_QOFF, value);
} }
u_int #if 0 /* unused */
static u_int
ahd_get_hescb_qoff(struct ahd_softc *ahd) ahd_get_hescb_qoff(struct ahd_softc *ahd)
{ {
return (ahd_inb(ahd, HESCB_QOFF)); return (ahd_inb(ahd, HESCB_QOFF));
} }
#endif
void static void
ahd_set_hescb_qoff(struct ahd_softc *ahd, u_int value) ahd_set_hescb_qoff(struct ahd_softc *ahd, u_int value)
{ {
ahd_outb(ahd, HESCB_QOFF, value); ahd_outb(ahd, HESCB_QOFF, value);
} }
u_int static u_int
ahd_get_snscb_qoff(struct ahd_softc *ahd) ahd_get_snscb_qoff(struct ahd_softc *ahd)
{ {
u_int oldvalue; u_int oldvalue;
@ -688,35 +706,39 @@ ahd_get_snscb_qoff(struct ahd_softc *ahd)
return (oldvalue); return (oldvalue);
} }
void static void
ahd_set_snscb_qoff(struct ahd_softc *ahd, u_int value) ahd_set_snscb_qoff(struct ahd_softc *ahd, u_int value)
{ {
AHD_ASSERT_MODES(ahd, AHD_MODE_CCHAN_MSK, AHD_MODE_CCHAN_MSK); AHD_ASSERT_MODES(ahd, AHD_MODE_CCHAN_MSK, AHD_MODE_CCHAN_MSK);
ahd_outw(ahd, SNSCB_QOFF, value); ahd_outw(ahd, SNSCB_QOFF, value);
} }
u_int #if 0 /* unused */
static u_int
ahd_get_sescb_qoff(struct ahd_softc *ahd) ahd_get_sescb_qoff(struct ahd_softc *ahd)
{ {
AHD_ASSERT_MODES(ahd, AHD_MODE_CCHAN_MSK, AHD_MODE_CCHAN_MSK); AHD_ASSERT_MODES(ahd, AHD_MODE_CCHAN_MSK, AHD_MODE_CCHAN_MSK);
return (ahd_inb(ahd, SESCB_QOFF)); return (ahd_inb(ahd, SESCB_QOFF));
} }
#endif
void static void
ahd_set_sescb_qoff(struct ahd_softc *ahd, u_int value) ahd_set_sescb_qoff(struct ahd_softc *ahd, u_int value)
{ {
AHD_ASSERT_MODES(ahd, AHD_MODE_CCHAN_MSK, AHD_MODE_CCHAN_MSK); AHD_ASSERT_MODES(ahd, AHD_MODE_CCHAN_MSK, AHD_MODE_CCHAN_MSK);
ahd_outb(ahd, SESCB_QOFF, value); ahd_outb(ahd, SESCB_QOFF, value);
} }
u_int #if 0 /* unused */
static u_int
ahd_get_sdscb_qoff(struct ahd_softc *ahd) ahd_get_sdscb_qoff(struct ahd_softc *ahd)
{ {
AHD_ASSERT_MODES(ahd, AHD_MODE_CCHAN_MSK, AHD_MODE_CCHAN_MSK); AHD_ASSERT_MODES(ahd, AHD_MODE_CCHAN_MSK, AHD_MODE_CCHAN_MSK);
return (ahd_inb(ahd, SDSCB_QOFF) | (ahd_inb(ahd, SDSCB_QOFF + 1) << 8)); return (ahd_inb(ahd, SDSCB_QOFF) | (ahd_inb(ahd, SDSCB_QOFF + 1) << 8));
} }
#endif
void static void
ahd_set_sdscb_qoff(struct ahd_softc *ahd, u_int value) ahd_set_sdscb_qoff(struct ahd_softc *ahd, u_int value)
{ {
AHD_ASSERT_MODES(ahd, AHD_MODE_CCHAN_MSK, AHD_MODE_CCHAN_MSK); AHD_ASSERT_MODES(ahd, AHD_MODE_CCHAN_MSK, AHD_MODE_CCHAN_MSK);
@ -756,14 +778,14 @@ ahd_inw_scbram(struct ahd_softc *ahd, u_int offset)
| (ahd_inb_scbram(ahd, offset+1) << 8)); | (ahd_inb_scbram(ahd, offset+1) << 8));
} }
uint32_t static uint32_t
ahd_inl_scbram(struct ahd_softc *ahd, u_int offset) ahd_inl_scbram(struct ahd_softc *ahd, u_int offset)
{ {
return (ahd_inw_scbram(ahd, offset) return (ahd_inw_scbram(ahd, offset)
| (ahd_inw_scbram(ahd, offset+2) << 16)); | (ahd_inw_scbram(ahd, offset+2) << 16));
} }
uint64_t static uint64_t
ahd_inq_scbram(struct ahd_softc *ahd, u_int offset) ahd_inq_scbram(struct ahd_softc *ahd, u_int offset)
{ {
return (ahd_inl_scbram(ahd, offset) return (ahd_inl_scbram(ahd, offset)
@ -784,7 +806,7 @@ ahd_lookup_scb(struct ahd_softc *ahd, u_int tag)
return (scb); return (scb);
} }
void static void
ahd_swap_with_next_hscb(struct ahd_softc *ahd, struct scb *scb) ahd_swap_with_next_hscb(struct ahd_softc *ahd, struct scb *scb)
{ {
struct hardware_scb *q_hscb; struct hardware_scb *q_hscb;
@ -869,7 +891,7 @@ ahd_queue_scb(struct ahd_softc *ahd, struct scb *scb)
} }
/************************** Interrupt Processing ******************************/ /************************** Interrupt Processing ******************************/
void static void
ahd_sync_qoutfifo(struct ahd_softc *ahd, int op) ahd_sync_qoutfifo(struct ahd_softc *ahd, int op)
{ {
ahd_dmamap_sync(ahd, ahd->shared_data_dmat, ahd->shared_data_map.dmamap, ahd_dmamap_sync(ahd, ahd->shared_data_dmat, ahd->shared_data_map.dmamap,
@ -877,7 +899,7 @@ ahd_sync_qoutfifo(struct ahd_softc *ahd, int op)
/*len*/AHD_SCB_MAX * sizeof(struct ahd_completion), op); /*len*/AHD_SCB_MAX * sizeof(struct ahd_completion), op);
} }
void static void
ahd_sync_tqinfifo(struct ahd_softc *ahd, int op) ahd_sync_tqinfifo(struct ahd_softc *ahd, int op)
{ {
#ifdef AHD_TARGET_MODE #ifdef AHD_TARGET_MODE
@ -897,7 +919,7 @@ ahd_sync_tqinfifo(struct ahd_softc *ahd, int op)
*/ */
#define AHD_RUN_QOUTFIFO 0x1 #define AHD_RUN_QOUTFIFO 0x1
#define AHD_RUN_TQINFIFO 0x2 #define AHD_RUN_TQINFIFO 0x2
u_int static u_int
ahd_check_cmdcmpltqueues(struct ahd_softc *ahd) ahd_check_cmdcmpltqueues(struct ahd_softc *ahd)
{ {
u_int retval; u_int retval;
@ -1640,7 +1662,7 @@ ahd_run_data_fifo(struct ahd_softc *ahd, struct scb *scb)
* a copy of the first byte (little endian) of the sgptr * a copy of the first byte (little endian) of the sgptr
* hscb field. * hscb field.
*/ */
void static void
ahd_run_qoutfifo(struct ahd_softc *ahd) ahd_run_qoutfifo(struct ahd_softc *ahd)
{ {
struct ahd_completion *completion; struct ahd_completion *completion;
@ -1679,7 +1701,7 @@ ahd_run_qoutfifo(struct ahd_softc *ahd)
} }
/************************* Interrupt Handling *********************************/ /************************* Interrupt Handling *********************************/
void static void
ahd_handle_hwerrint(struct ahd_softc *ahd) ahd_handle_hwerrint(struct ahd_softc *ahd)
{ {
/* /*
@ -1753,7 +1775,7 @@ ahd_dump_sglist(struct scb *scb)
} }
#endif /* AHD_DEBUG */ #endif /* AHD_DEBUG */
void static void
ahd_handle_seqint(struct ahd_softc *ahd, u_int intstat) ahd_handle_seqint(struct ahd_softc *ahd, u_int intstat)
{ {
u_int seqintcode; u_int seqintcode;
@ -2365,7 +2387,7 @@ ahd_handle_seqint(struct ahd_softc *ahd, u_int intstat)
ahd_unpause(ahd); ahd_unpause(ahd);
} }
void static void
ahd_handle_scsiint(struct ahd_softc *ahd, u_int intstat) ahd_handle_scsiint(struct ahd_softc *ahd, u_int intstat)
{ {
struct scb *scb; struct scb *scb;
@ -8131,7 +8153,7 @@ ahd_qinfifo_count(struct ahd_softc *ahd)
+ ARRAY_SIZE(ahd->qinfifo) - wrap_qinpos); + ARRAY_SIZE(ahd->qinfifo) - wrap_qinpos);
} }
void static void
ahd_reset_cmds_pending(struct ahd_softc *ahd) ahd_reset_cmds_pending(struct ahd_softc *ahd)
{ {
struct scb *scb; struct scb *scb;
@ -9656,7 +9678,7 @@ ahd_probe_stack_size(struct ahd_softc *ahd)
} }
int int
ahd_print_register(ahd_reg_parse_entry_t *table, u_int num_entries, ahd_print_register(const ahd_reg_parse_entry_t *table, u_int num_entries,
const char *name, u_int address, u_int value, const char *name, u_int address, u_int value,
u_int *cur_column, u_int wrap_point) u_int *cur_column, u_int wrap_point)
{ {
@ -10647,7 +10669,7 @@ ahd_update_scsiid(struct ahd_softc *ahd, u_int targid_mask)
#endif #endif
} }
void static void
ahd_run_tqinfifo(struct ahd_softc *ahd, int paused) ahd_run_tqinfifo(struct ahd_softc *ahd, int paused)
{ {
struct target_cmd *cmd; struct target_cmd *cmd;

44
drivers/scsi/aic7xxx/aic79xx_inline.h
View File

@ -66,10 +66,6 @@ static __inline void ahd_extract_mode_state(struct ahd_softc *ahd,
void ahd_set_modes(struct ahd_softc *ahd, ahd_mode src, void ahd_set_modes(struct ahd_softc *ahd, ahd_mode src,
ahd_mode dst); ahd_mode dst);
void ahd_update_modes(struct ahd_softc *ahd);
void ahd_assert_modes(struct ahd_softc *ahd, ahd_mode srcmode,
ahd_mode dstmode, const char *file,
int line);
ahd_mode_state ahd_save_modes(struct ahd_softc *ahd); ahd_mode_state ahd_save_modes(struct ahd_softc *ahd);
void ahd_restore_modes(struct ahd_softc *ahd, void ahd_restore_modes(struct ahd_softc *ahd,
ahd_mode_state state); ahd_mode_state state);
@ -104,33 +100,12 @@ ahd_extract_mode_state(struct ahd_softc *ahd, ahd_mode_state state,
void *ahd_sg_setup(struct ahd_softc *ahd, struct scb *scb, void *ahd_sg_setup(struct ahd_softc *ahd, struct scb *scb,
void *sgptr, dma_addr_t addr, void *sgptr, dma_addr_t addr,
bus_size_t len, int last); bus_size_t len, int last);
void ahd_setup_scb_common(struct ahd_softc *ahd,
struct scb *scb);
void ahd_setup_data_scb(struct ahd_softc *ahd,
struct scb *scb);
void ahd_setup_noxfer_scb(struct ahd_softc *ahd,
struct scb *scb);
/************************** Memory mapping routines ***************************/ /************************** Memory mapping routines ***************************/
static __inline size_t ahd_sg_size(struct ahd_softc *ahd); static __inline size_t ahd_sg_size(struct ahd_softc *ahd);
void *
ahd_sg_bus_to_virt(struct ahd_softc *ahd,
struct scb *scb,
uint32_t sg_busaddr);
uint32_t
ahd_sg_virt_to_bus(struct ahd_softc *ahd,
struct scb *scb,
void *sg);
void ahd_sync_scb(struct ahd_softc *ahd,
struct scb *scb, int op);
void ahd_sync_sglist(struct ahd_softc *ahd, void ahd_sync_sglist(struct ahd_softc *ahd,
struct scb *scb, int op); struct scb *scb, int op);
void ahd_sync_sense(struct ahd_softc *ahd,
struct scb *scb, int op);
uint32_t
ahd_targetcmd_offset(struct ahd_softc *ahd,
u_int index);
static __inline size_t static __inline size_t
ahd_sg_size(struct ahd_softc *ahd) ahd_sg_size(struct ahd_softc *ahd)
@ -160,26 +135,10 @@ void ahd_outq(struct ahd_softc *ahd, u_int port,
uint64_t value); uint64_t value);
u_int ahd_get_scbptr(struct ahd_softc *ahd); u_int ahd_get_scbptr(struct ahd_softc *ahd);
void ahd_set_scbptr(struct ahd_softc *ahd, u_int scbptr); void ahd_set_scbptr(struct ahd_softc *ahd, u_int scbptr);
u_int ahd_get_hnscb_qoff(struct ahd_softc *ahd);
void ahd_set_hnscb_qoff(struct ahd_softc *ahd, u_int value);
u_int ahd_get_hescb_qoff(struct ahd_softc *ahd);
void ahd_set_hescb_qoff(struct ahd_softc *ahd, u_int value);
u_int ahd_get_snscb_qoff(struct ahd_softc *ahd);
void ahd_set_snscb_qoff(struct ahd_softc *ahd, u_int value);
u_int ahd_get_sescb_qoff(struct ahd_softc *ahd);
void ahd_set_sescb_qoff(struct ahd_softc *ahd, u_int value);
u_int ahd_get_sdscb_qoff(struct ahd_softc *ahd);
void ahd_set_sdscb_qoff(struct ahd_softc *ahd, u_int value);
u_int ahd_inb_scbram(struct ahd_softc *ahd, u_int offset); u_int ahd_inb_scbram(struct ahd_softc *ahd, u_int offset);
u_int ahd_inw_scbram(struct ahd_softc *ahd, u_int offset); u_int ahd_inw_scbram(struct ahd_softc *ahd, u_int offset);
uint32_t
ahd_inl_scbram(struct ahd_softc *ahd, u_int offset);
uint64_t
ahd_inq_scbram(struct ahd_softc *ahd, u_int offset);
struct scb * struct scb *
ahd_lookup_scb(struct ahd_softc *ahd, u_int tag); ahd_lookup_scb(struct ahd_softc *ahd, u_int tag);
void ahd_swap_with_next_hscb(struct ahd_softc *ahd,
struct scb *scb);
void ahd_queue_scb(struct ahd_softc *ahd, struct scb *scb); void ahd_queue_scb(struct ahd_softc *ahd, struct scb *scb);
static __inline uint8_t * static __inline uint8_t *
@ -212,9 +171,6 @@ ahd_get_sense_bufaddr(struct ahd_softc *ahd, struct scb *scb)
} }
/************************** Interrupt Processing ******************************/ /************************** Interrupt Processing ******************************/
void ahd_sync_qoutfifo(struct ahd_softc *ahd, int op);
void ahd_sync_tqinfifo(struct ahd_softc *ahd, int op);
u_int ahd_check_cmdcmpltqueues(struct ahd_softc *ahd);
int ahd_intr(struct ahd_softc *ahd); int ahd_intr(struct ahd_softc *ahd);
#endif /* _AIC79XX_INLINE_H_ */ #endif /* _AIC79XX_INLINE_H_ */

5
drivers/scsi/aic7xxx/aic79xx_osm.c
View File

@ -388,7 +388,6 @@ ahd_delay(long usec)
/***************************** Low Level I/O **********************************/ /***************************** Low Level I/O **********************************/
uint8_t ahd_inb(struct ahd_softc * ahd, long port); uint8_t ahd_inb(struct ahd_softc * ahd, long port);
uint16_t ahd_inw_atomic(struct ahd_softc * ahd, long port);
void ahd_outb(struct ahd_softc * ahd, long port, uint8_t val); void ahd_outb(struct ahd_softc * ahd, long port, uint8_t val);
void ahd_outw_atomic(struct ahd_softc * ahd, void ahd_outw_atomic(struct ahd_softc * ahd,
long port, uint16_t val); long port, uint16_t val);
@ -411,7 +410,8 @@ ahd_inb(struct ahd_softc * ahd, long port)
return (x); return (x);
} }
uint16_t #if 0 /* unused */
static uint16_t
ahd_inw_atomic(struct ahd_softc * ahd, long port) ahd_inw_atomic(struct ahd_softc * ahd, long port)
{ {
uint8_t x; uint8_t x;
@ -424,6 +424,7 @@ ahd_inw_atomic(struct ahd_softc * ahd, long port)
mb(); mb();
return (x); return (x);
} }
#endif
void void
ahd_outb(struct ahd_softc * ahd, long port, uint8_t val) ahd_outb(struct ahd_softc * ahd, long port, uint8_t val)

1
drivers/scsi/aic7xxx/aic79xx_osm.h
View File

@ -374,7 +374,6 @@ void ahd_delay(long);
/***************************** Low Level I/O **********************************/ /***************************** Low Level I/O **********************************/
uint8_t ahd_inb(struct ahd_softc * ahd, long port); uint8_t ahd_inb(struct ahd_softc * ahd, long port);
uint16_t ahd_inw_atomic(struct ahd_softc * ahd, long port);
void ahd_outb(struct ahd_softc * ahd, long port, uint8_t val); void ahd_outb(struct ahd_softc * ahd, long port, uint8_t val);
void ahd_outw_atomic(struct ahd_softc * ahd, void ahd_outw_atomic(struct ahd_softc * ahd,
long port, uint16_t val); long port, uint16_t val);

2
drivers/scsi/aic7xxx/aic79xx_pci.c
View File

@ -97,7 +97,7 @@ static ahd_device_setup_t ahd_aic7901A_setup;
static ahd_device_setup_t ahd_aic7902_setup; static ahd_device_setup_t ahd_aic7902_setup;
static ahd_device_setup_t ahd_aic790X_setup; static ahd_device_setup_t ahd_aic790X_setup;
static struct ahd_pci_identity ahd_pci_ident_table [] = static struct ahd_pci_identity ahd_pci_ident_table[] =
{ {
/* aic7901 based controllers */ /* aic7901 based controllers */
{ {

49
drivers/scsi/aic7xxx/aic7xxx.h
View File

@ -736,7 +736,7 @@ struct ahc_syncrate {
#define ST_SXFR 0x010 /* Rate Single Transition Only */ #define ST_SXFR 0x010 /* Rate Single Transition Only */
#define DT_SXFR 0x040 /* Rate Double Transition Only */ #define DT_SXFR 0x040 /* Rate Double Transition Only */
uint8_t period; /* Period to send to SCSI target */ uint8_t period; /* Period to send to SCSI target */
char *rate; const char *rate;
}; };
/* Safe and valid period for async negotiations. */ /* Safe and valid period for async negotiations. */
@ -1133,10 +1133,6 @@ extern const int ahc_num_aic7770_devs;
/*************************** Function Declarations ****************************/ /*************************** Function Declarations ****************************/
/******************************************************************************/ /******************************************************************************/
u_int ahc_index_busy_tcl(struct ahc_softc *ahc, u_int tcl);
void ahc_unbusy_tcl(struct ahc_softc *ahc, u_int tcl);
void ahc_busy_tcl(struct ahc_softc *ahc,
u_int tcl, u_int busyid);
/***************************** PCI Front End *********************************/ /***************************** PCI Front End *********************************/
struct ahc_pci_identity *ahc_find_pci_device(ahc_dev_softc_t); struct ahc_pci_identity *ahc_find_pci_device(ahc_dev_softc_t);
@ -1155,9 +1151,6 @@ int aic7770_config(struct ahc_softc *ahc,
/************************** SCB and SCB queue management **********************/ /************************** SCB and SCB queue management **********************/
int ahc_probe_scbs(struct ahc_softc *); int ahc_probe_scbs(struct ahc_softc *);
void ahc_run_untagged_queues(struct ahc_softc *ahc);
void ahc_run_untagged_queue(struct ahc_softc *ahc,
struct scb_tailq *queue);
void ahc_qinfifo_requeue_tail(struct ahc_softc *ahc, void ahc_qinfifo_requeue_tail(struct ahc_softc *ahc,
struct scb *scb); struct scb *scb);
int ahc_match_scb(struct ahc_softc *ahc, struct scb *scb, int ahc_match_scb(struct ahc_softc *ahc, struct scb *scb,
@ -1178,22 +1171,8 @@ int ahc_resume(struct ahc_softc *ahc);
#endif #endif
void ahc_set_unit(struct ahc_softc *, int); void ahc_set_unit(struct ahc_softc *, int);
void ahc_set_name(struct ahc_softc *, char *); void ahc_set_name(struct ahc_softc *, char *);
void ahc_alloc_scbs(struct ahc_softc *ahc);
void ahc_free(struct ahc_softc *ahc); void ahc_free(struct ahc_softc *ahc);
int ahc_reset(struct ahc_softc *ahc, int reinit); int ahc_reset(struct ahc_softc *ahc, int reinit);
void ahc_shutdown(void *arg);
/*************************** Interrupt Services *******************************/
void ahc_clear_intstat(struct ahc_softc *ahc);
void ahc_run_qoutfifo(struct ahc_softc *ahc);
#ifdef AHC_TARGET_MODE
void ahc_run_tqinfifo(struct ahc_softc *ahc, int paused);
#endif
void ahc_handle_brkadrint(struct ahc_softc *ahc);
void ahc_handle_seqint(struct ahc_softc *ahc, u_int intstat);
void ahc_handle_scsiint(struct ahc_softc *ahc,
u_int intstat);
void ahc_clear_critical_section(struct ahc_softc *ahc);
/***************************** Error Recovery *********************************/ /***************************** Error Recovery *********************************/
typedef enum { typedef enum {
@ -1214,36 +1193,19 @@ int ahc_search_disc_list(struct ahc_softc *ahc, int target,
char channel, int lun, u_int tag, char channel, int lun, u_int tag,
int stop_on_first, int remove, int stop_on_first, int remove,
int save_state); int save_state);
void ahc_freeze_devq(struct ahc_softc *ahc, struct scb *scb);
int ahc_reset_channel(struct ahc_softc *ahc, char channel, int ahc_reset_channel(struct ahc_softc *ahc, char channel,
int initiate_reset); int initiate_reset);
int ahc_abort_scbs(struct ahc_softc *ahc, int target,
char channel, int lun, u_int tag,
role_t role, uint32_t status);
void ahc_restart(struct ahc_softc *ahc);
void ahc_calc_residual(struct ahc_softc *ahc,
struct scb *scb);
/*************************** Utility Functions ********************************/ /*************************** Utility Functions ********************************/
struct ahc_phase_table_entry*
ahc_lookup_phase_entry(int phase);
void ahc_compile_devinfo(struct ahc_devinfo *devinfo, void ahc_compile_devinfo(struct ahc_devinfo *devinfo,
u_int our_id, u_int target, u_int our_id, u_int target,
u_int lun, char channel, u_int lun, char channel,
role_t role); role_t role);
/************************** Transfer Negotiation ******************************/ /************************** Transfer Negotiation ******************************/
struct ahc_syncrate* ahc_find_syncrate(struct ahc_softc *ahc, u_int *period, const struct ahc_syncrate* ahc_find_syncrate(struct ahc_softc *ahc, u_int *period,
u_int *ppr_options, u_int maxsync); u_int *ppr_options, u_int maxsync);
u_int ahc_find_period(struct ahc_softc *ahc, u_int ahc_find_period(struct ahc_softc *ahc,
u_int scsirate, u_int maxsync); u_int scsirate, u_int maxsync);
void ahc_validate_offset(struct ahc_softc *ahc,
struct ahc_initiator_tinfo *tinfo,
struct ahc_syncrate *syncrate,
u_int *offset, int wide,
role_t role);
void ahc_validate_width(struct ahc_softc *ahc,
struct ahc_initiator_tinfo *tinfo,
u_int *bus_width,
role_t role);
/* /*
* Negotiation types. These are used to qualify if we should renegotiate * Negotiation types. These are used to qualify if we should renegotiate
* even if our goal and current transport parameters are identical. * even if our goal and current transport parameters are identical.
@ -1263,7 +1225,7 @@ void ahc_set_width(struct ahc_softc *ahc,
u_int width, u_int type, int paused); u_int width, u_int type, int paused);
void ahc_set_syncrate(struct ahc_softc *ahc, void ahc_set_syncrate(struct ahc_softc *ahc,
struct ahc_devinfo *devinfo, struct ahc_devinfo *devinfo,
struct ahc_syncrate *syncrate, const struct ahc_syncrate *syncrate,
u_int period, u_int offset, u_int period, u_int offset,
u_int ppr_options, u_int ppr_options,
u_int type, int paused); u_int type, int paused);
@ -1305,11 +1267,10 @@ extern uint32_t ahc_debug;
#define AHC_SHOW_MASKED_ERRORS 0x1000 #define AHC_SHOW_MASKED_ERRORS 0x1000
#define AHC_DEBUG_SEQUENCER 0x2000 #define AHC_DEBUG_SEQUENCER 0x2000
#endif #endif
void ahc_print_scb(struct scb *scb);
void ahc_print_devinfo(struct ahc_softc *ahc, void ahc_print_devinfo(struct ahc_softc *ahc,
struct ahc_devinfo *dev); struct ahc_devinfo *dev);
void ahc_dump_card_state(struct ahc_softc *ahc); void ahc_dump_card_state(struct ahc_softc *ahc);
int ahc_print_register(ahc_reg_parse_entry_t *table, int ahc_print_register(const ahc_reg_parse_entry_t *table,
u_int num_entries, u_int num_entries,
const char *name, const char *name,
u_int address, u_int address,

180
drivers/scsi/aic7xxx/aic7xxx_core.c
View File

@ -51,8 +51,7 @@
#endif #endif
/***************************** Lookup Tables **********************************/ /***************************** Lookup Tables **********************************/
char *ahc_chip_names[] = static const char *const ahc_chip_names[] = {
{
"NONE", "NONE",
"aic7770", "aic7770",
"aic7850", "aic7850",
@ -75,10 +74,10 @@ static const u_int num_chip_names = ARRAY_SIZE(ahc_chip_names);
*/ */
struct ahc_hard_error_entry { struct ahc_hard_error_entry {
uint8_t errno; uint8_t errno;
char *errmesg; const char *errmesg;
}; };
static struct ahc_hard_error_entry ahc_hard_errors[] = { static const struct ahc_hard_error_entry ahc_hard_errors[] = {
{ ILLHADDR, "Illegal Host Access" }, { ILLHADDR, "Illegal Host Access" },
{ ILLSADDR, "Illegal Sequencer Address referrenced" }, { ILLSADDR, "Illegal Sequencer Address referrenced" },
{ ILLOPCODE, "Illegal Opcode in sequencer program" }, { ILLOPCODE, "Illegal Opcode in sequencer program" },
@ -90,7 +89,7 @@ static struct ahc_hard_error_entry ahc_hard_errors[] = {
}; };
static const u_int num_errors = ARRAY_SIZE(ahc_hard_errors); static const u_int num_errors = ARRAY_SIZE(ahc_hard_errors);
static struct ahc_phase_table_entry ahc_phase_table[] = static const struct ahc_phase_table_entry ahc_phase_table[] =
{ {
{ P_DATAOUT, MSG_NOOP, "in Data-out phase" }, { P_DATAOUT, MSG_NOOP, "in Data-out phase" },
{ P_DATAIN, MSG_INITIATOR_DET_ERR, "in Data-in phase" }, { P_DATAIN, MSG_INITIATOR_DET_ERR, "in Data-in phase" },
@ -115,7 +114,7 @@ static const u_int num_phases = ARRAY_SIZE(ahc_phase_table) - 1;
* Provides a mapping of tranfer periods in ns to the proper value to * Provides a mapping of tranfer periods in ns to the proper value to
* stick in the scsixfer reg. * stick in the scsixfer reg.
*/ */
static struct ahc_syncrate ahc_syncrates[] = static const struct ahc_syncrate ahc_syncrates[] =
{ {
/* ultra2 fast/ultra period rate */ /* ultra2 fast/ultra period rate */
{ 0x42, 0x000, 9, "80.0" }, { 0x42, 0x000, 9, "80.0" },
@ -148,7 +147,7 @@ static struct ahc_tmode_tstate*
static void ahc_free_tstate(struct ahc_softc *ahc, static void ahc_free_tstate(struct ahc_softc *ahc,
u_int scsi_id, char channel, int force); u_int scsi_id, char channel, int force);
#endif #endif
static struct ahc_syncrate* static const struct ahc_syncrate*
ahc_devlimited_syncrate(struct ahc_softc *ahc, ahc_devlimited_syncrate(struct ahc_softc *ahc,
struct ahc_initiator_tinfo *, struct ahc_initiator_tinfo *,
u_int *period, u_int *period,
@ -204,9 +203,9 @@ static void ahc_setup_target_msgin(struct ahc_softc *ahc,
#endif #endif
static bus_dmamap_callback_t ahc_dmamap_cb; static bus_dmamap_callback_t ahc_dmamap_cb;
static void ahc_build_free_scb_list(struct ahc_softc *ahc); static void ahc_build_free_scb_list(struct ahc_softc *ahc);
static int ahc_init_scbdata(struct ahc_softc *ahc); static int ahc_init_scbdata(struct ahc_softc *ahc);
static void ahc_fini_scbdata(struct ahc_softc *ahc); static void ahc_fini_scbdata(struct ahc_softc *ahc);
static void ahc_qinfifo_requeue(struct ahc_softc *ahc, static void ahc_qinfifo_requeue(struct ahc_softc *ahc,
struct scb *prev_scb, struct scb *prev_scb,
struct scb *scb); struct scb *scb);
@ -238,6 +237,71 @@ static int ahc_handle_target_cmd(struct ahc_softc *ahc,
struct target_cmd *cmd); struct target_cmd *cmd);
#endif #endif
static u_int ahc_index_busy_tcl(struct ahc_softc *ahc, u_int tcl);
static void ahc_unbusy_tcl(struct ahc_softc *ahc, u_int tcl);
static void ahc_busy_tcl(struct ahc_softc *ahc,
u_int tcl, u_int busyid);
/************************** SCB and SCB queue management **********************/
static void ahc_run_untagged_queues(struct ahc_softc *ahc);
static void ahc_run_untagged_queue(struct ahc_softc *ahc,
struct scb_tailq *queue);
/****************************** Initialization ********************************/
static void ahc_alloc_scbs(struct ahc_softc *ahc);
static void ahc_shutdown(void *arg);
/*************************** Interrupt Services *******************************/
static void ahc_clear_intstat(struct ahc_softc *ahc);
static void ahc_run_qoutfifo(struct ahc_softc *ahc);
#ifdef AHC_TARGET_MODE
static void ahc_run_tqinfifo(struct ahc_softc *ahc, int paused);
#endif
static void ahc_handle_brkadrint(struct ahc_softc *ahc);
static void ahc_handle_seqint(struct ahc_softc *ahc, u_int intstat);
static void ahc_handle_scsiint(struct ahc_softc *ahc,
u_int intstat);
static void ahc_clear_critical_section(struct ahc_softc *ahc);
/***************************** Error Recovery *********************************/
static void ahc_freeze_devq(struct ahc_softc *ahc, struct scb *scb);
static int ahc_abort_scbs(struct ahc_softc *ahc, int target,
char channel, int lun, u_int tag,
role_t role, uint32_t status);
static void ahc_calc_residual(struct ahc_softc *ahc,
struct scb *scb);
/*********************** Untagged Transaction Routines ************************/
static inline void ahc_freeze_untagged_queues(struct ahc_softc *ahc);
static inline void ahc_release_untagged_queues(struct ahc_softc *ahc);
/*
* Block our completion routine from starting the next untagged
* transaction for this target or target lun.
*/
static inline void
ahc_freeze_untagged_queues(struct ahc_softc *ahc)
{
if ((ahc->flags & AHC_SCB_BTT) == 0)
ahc->untagged_queue_lock++;
}
/*
* Allow the next untagged transaction for this target or target lun
* to be executed. We use a counting semaphore to allow the lock
* to be acquired recursively. Once the count drops to zero, the
* transaction queues will be run.
*/
static inline void
ahc_release_untagged_queues(struct ahc_softc *ahc)
{
if ((ahc->flags & AHC_SCB_BTT) == 0) {
ahc->untagged_queue_lock--;
if (ahc->untagged_queue_lock == 0)
ahc_run_untagged_queues(ahc);
}
}
/************************* Sequencer Execution Control ************************/ /************************* Sequencer Execution Control ************************/
/* /*
* Work around any chip bugs related to halting sequencer execution. * Work around any chip bugs related to halting sequencer execution.
@ -247,7 +311,7 @@ static int ahc_handle_target_cmd(struct ahc_softc *ahc,
* manual pause while accessing scb ram, accesses to certain registers * manual pause while accessing scb ram, accesses to certain registers
* will hang the system (infinite pci retries). * will hang the system (infinite pci retries).
*/ */
void static void
ahc_pause_bug_fix(struct ahc_softc *ahc) ahc_pause_bug_fix(struct ahc_softc *ahc)
{ {
if ((ahc->features & AHC_ULTRA2) != 0) if ((ahc->features & AHC_ULTRA2) != 0)
@ -304,7 +368,7 @@ ahc_unpause(struct ahc_softc *ahc)
} }
/************************** Memory mapping routines ***************************/ /************************** Memory mapping routines ***************************/
struct ahc_dma_seg * static struct ahc_dma_seg *
ahc_sg_bus_to_virt(struct scb *scb, uint32_t sg_busaddr) ahc_sg_bus_to_virt(struct scb *scb, uint32_t sg_busaddr)
{ {
int sg_index; int sg_index;
@ -316,7 +380,7 @@ ahc_sg_bus_to_virt(struct scb *scb, uint32_t sg_busaddr)
return (&scb->sg_list[sg_index]); return (&scb->sg_list[sg_index]);
} }
uint32_t static uint32_t
ahc_sg_virt_to_bus(struct scb *scb, struct ahc_dma_seg *sg) ahc_sg_virt_to_bus(struct scb *scb, struct ahc_dma_seg *sg)
{ {
int sg_index; int sg_index;
@ -327,14 +391,14 @@ ahc_sg_virt_to_bus(struct scb *scb, struct ahc_dma_seg *sg)
return (scb->sg_list_phys + (sg_index * sizeof(*scb->sg_list))); return (scb->sg_list_phys + (sg_index * sizeof(*scb->sg_list)));
} }
uint32_t static uint32_t
ahc_hscb_busaddr(struct ahc_softc *ahc, u_int index) ahc_hscb_busaddr(struct ahc_softc *ahc, u_int index)
{ {
return (ahc->scb_data->hscb_busaddr return (ahc->scb_data->hscb_busaddr
+ (sizeof(struct hardware_scb) * index)); + (sizeof(struct hardware_scb) * index));
} }
void static void
ahc_sync_scb(struct ahc_softc *ahc, struct scb *scb, int op) ahc_sync_scb(struct ahc_softc *ahc, struct scb *scb, int op)
{ {
ahc_dmamap_sync(ahc, ahc->scb_data->hscb_dmat, ahc_dmamap_sync(ahc, ahc->scb_data->hscb_dmat,
@ -355,18 +419,20 @@ ahc_sync_sglist(struct ahc_softc *ahc, struct scb *scb, int op)
/*len*/sizeof(struct ahc_dma_seg) * scb->sg_count, op); /*len*/sizeof(struct ahc_dma_seg) * scb->sg_count, op);
} }
uint32_t #ifdef AHC_TARGET_MODE
static uint32_t
ahc_targetcmd_offset(struct ahc_softc *ahc, u_int index) ahc_targetcmd_offset(struct ahc_softc *ahc, u_int index)
{ {
return (((uint8_t *)&ahc->targetcmds[index]) - ahc->qoutfifo); return (((uint8_t *)&ahc->targetcmds[index]) - ahc->qoutfifo);
} }
#endif
/*********************** Miscelaneous Support Functions ***********************/ /*********************** Miscelaneous Support Functions ***********************/
/* /*
* Determine whether the sequencer reported a residual * Determine whether the sequencer reported a residual
* for this SCB/transaction. * for this SCB/transaction.
*/ */
void static void
ahc_update_residual(struct ahc_softc *ahc, struct scb *scb) ahc_update_residual(struct ahc_softc *ahc, struct scb *scb)
{ {
uint32_t sgptr; uint32_t sgptr;
@ -504,7 +570,7 @@ ahc_lookup_scb(struct ahc_softc *ahc, u_int tag)
return (scb); return (scb);
} }
void static void
ahc_swap_with_next_hscb(struct ahc_softc *ahc, struct scb *scb) ahc_swap_with_next_hscb(struct ahc_softc *ahc, struct scb *scb)
{ {
struct hardware_scb *q_hscb; struct hardware_scb *q_hscb;
@ -593,7 +659,7 @@ ahc_get_sense_buf(struct ahc_softc *ahc, struct scb *scb)
return (&ahc->scb_data->sense[offset]); return (&ahc->scb_data->sense[offset]);
} }
uint32_t static uint32_t
ahc_get_sense_bufaddr(struct ahc_softc *ahc, struct scb *scb) ahc_get_sense_bufaddr(struct ahc_softc *ahc, struct scb *scb)
{ {
int offset; int offset;
@ -604,14 +670,14 @@ ahc_get_sense_bufaddr(struct ahc_softc *ahc, struct scb *scb)
} }
/************************** Interrupt Processing ******************************/ /************************** Interrupt Processing ******************************/
void static void
ahc_sync_qoutfifo(struct ahc_softc *ahc, int op) ahc_sync_qoutfifo(struct ahc_softc *ahc, int op)
{ {
ahc_dmamap_sync(ahc, ahc->shared_data_dmat, ahc->shared_data_dmamap, ahc_dmamap_sync(ahc, ahc->shared_data_dmat, ahc->shared_data_dmamap,
/*offset*/0, /*len*/256, op); /*offset*/0, /*len*/256, op);
} }
void static void
ahc_sync_tqinfifo(struct ahc_softc *ahc, int op) ahc_sync_tqinfifo(struct ahc_softc *ahc, int op)
{ {
#ifdef AHC_TARGET_MODE #ifdef AHC_TARGET_MODE
@ -631,7 +697,7 @@ ahc_sync_tqinfifo(struct ahc_softc *ahc, int op)
*/ */
#define AHC_RUN_QOUTFIFO 0x1 #define AHC_RUN_QOUTFIFO 0x1
#define AHC_RUN_TQINFIFO 0x2 #define AHC_RUN_TQINFIFO 0x2
u_int static u_int
ahc_check_cmdcmpltqueues(struct ahc_softc *ahc) ahc_check_cmdcmpltqueues(struct ahc_softc *ahc)
{ {
u_int retval; u_int retval;
@ -745,7 +811,7 @@ ahc_intr(struct ahc_softc *ahc)
/* /*
* Restart the sequencer program from address zero * Restart the sequencer program from address zero
*/ */
void static void
ahc_restart(struct ahc_softc *ahc) ahc_restart(struct ahc_softc *ahc)
{ {
@ -806,7 +872,7 @@ ahc_restart(struct ahc_softc *ahc)
} }
/************************* Input/Output Queues ********************************/ /************************* Input/Output Queues ********************************/
void static void
ahc_run_qoutfifo(struct ahc_softc *ahc) ahc_run_qoutfifo(struct ahc_softc *ahc)
{ {
struct scb *scb; struct scb *scb;
@ -853,7 +919,7 @@ ahc_run_qoutfifo(struct ahc_softc *ahc)
} }
} }
void static void
ahc_run_untagged_queues(struct ahc_softc *ahc) ahc_run_untagged_queues(struct ahc_softc *ahc)
{ {
int i; int i;
@ -862,7 +928,7 @@ ahc_run_untagged_queues(struct ahc_softc *ahc)
ahc_run_untagged_queue(ahc, &ahc->untagged_queues[i]); ahc_run_untagged_queue(ahc, &ahc->untagged_queues[i]);
} }
void static void
ahc_run_untagged_queue(struct ahc_softc *ahc, struct scb_tailq *queue) ahc_run_untagged_queue(struct ahc_softc *ahc, struct scb_tailq *queue)
{ {
struct scb *scb; struct scb *scb;
@ -878,7 +944,7 @@ ahc_run_untagged_queue(struct ahc_softc *ahc, struct scb_tailq *queue)
} }
/************************* Interrupt Handling *********************************/ /************************* Interrupt Handling *********************************/
void static void
ahc_handle_brkadrint(struct ahc_softc *ahc) ahc_handle_brkadrint(struct ahc_softc *ahc)
{ {
/* /*
@ -907,7 +973,7 @@ ahc_handle_brkadrint(struct ahc_softc *ahc)
ahc_shutdown(ahc); ahc_shutdown(ahc);
} }
void static void
ahc_handle_seqint(struct ahc_softc *ahc, u_int intstat) ahc_handle_seqint(struct ahc_softc *ahc, u_int intstat)
{ {
struct scb *scb; struct scb *scb;
@ -1458,7 +1524,7 @@ ahc_handle_seqint(struct ahc_softc *ahc, u_int intstat)
ahc_unpause(ahc); ahc_unpause(ahc);
} }
void static void
ahc_handle_scsiint(struct ahc_softc *ahc, u_int intstat) ahc_handle_scsiint(struct ahc_softc *ahc, u_int intstat)
{ {
u_int scb_index; u_int scb_index;
@ -1911,7 +1977,7 @@ ahc_force_renegotiation(struct ahc_softc *ahc, struct ahc_devinfo *devinfo)
} }
#define AHC_MAX_STEPS 2000 #define AHC_MAX_STEPS 2000
void static void
ahc_clear_critical_section(struct ahc_softc *ahc) ahc_clear_critical_section(struct ahc_softc *ahc)
{ {
int stepping; int stepping;
@ -2004,7 +2070,7 @@ ahc_clear_critical_section(struct ahc_softc *ahc)
/* /*
* Clear any pending interrupt status. * Clear any pending interrupt status.
*/ */
void static void
ahc_clear_intstat(struct ahc_softc *ahc) ahc_clear_intstat(struct ahc_softc *ahc)
{ {
/* Clear any interrupt conditions this may have caused */ /* Clear any interrupt conditions this may have caused */
@ -2023,7 +2089,8 @@ ahc_clear_intstat(struct ahc_softc *ahc)
uint32_t ahc_debug = AHC_DEBUG_OPTS; uint32_t ahc_debug = AHC_DEBUG_OPTS;
#endif #endif
void #if 0 /* unused */
static void
ahc_print_scb(struct scb *scb) ahc_print_scb(struct scb *scb)
{ {
int i; int i;
@ -2055,6 +2122,7 @@ ahc_print_scb(struct scb *scb)
} }
} }
} }
#endif
/************************* Transfer Negotiation *******************************/ /************************* Transfer Negotiation *******************************/
/* /*
@ -2138,7 +2206,7 @@ ahc_free_tstate(struct ahc_softc *ahc, u_int scsi_id, char channel, int force)
* by the capabilities of the bus connectivity of and sync settings for * by the capabilities of the bus connectivity of and sync settings for
* the target. * the target.
*/ */
struct ahc_syncrate * const struct ahc_syncrate *
ahc_devlimited_syncrate(struct ahc_softc *ahc, ahc_devlimited_syncrate(struct ahc_softc *ahc,
struct ahc_initiator_tinfo *tinfo, struct ahc_initiator_tinfo *tinfo,
u_int *period, u_int *ppr_options, role_t role) u_int *period, u_int *ppr_options, role_t role)
@ -2193,11 +2261,11 @@ ahc_devlimited_syncrate(struct ahc_softc *ahc,
* Return the period and offset that should be sent to the target * Return the period and offset that should be sent to the target
* if this was the beginning of an SDTR. * if this was the beginning of an SDTR.
*/ */
struct ahc_syncrate * const struct ahc_syncrate *
ahc_find_syncrate(struct ahc_softc *ahc, u_int *period, ahc_find_syncrate(struct ahc_softc *ahc, u_int *period,
u_int *ppr_options, u_int maxsync) u_int *ppr_options, u_int maxsync)
{ {
struct ahc_syncrate *syncrate; const struct ahc_syncrate *syncrate;
if ((ahc->features & AHC_DT) == 0) if ((ahc->features & AHC_DT) == 0)
*ppr_options &= ~MSG_EXT_PPR_DT_REQ; *ppr_options &= ~MSG_EXT_PPR_DT_REQ;
@ -2272,7 +2340,7 @@ ahc_find_syncrate(struct ahc_softc *ahc, u_int *period,
u_int u_int
ahc_find_period(struct ahc_softc *ahc, u_int scsirate, u_int maxsync) ahc_find_period(struct ahc_softc *ahc, u_int scsirate, u_int maxsync)
{ {
struct ahc_syncrate *syncrate; const struct ahc_syncrate *syncrate;
if ((ahc->features & AHC_ULTRA2) != 0) if ((ahc->features & AHC_ULTRA2) != 0)
scsirate &= SXFR_ULTRA2; scsirate &= SXFR_ULTRA2;
@ -2310,10 +2378,10 @@ ahc_find_period(struct ahc_softc *ahc, u_int scsirate, u_int maxsync)
* Truncate the given synchronous offset to a value the * Truncate the given synchronous offset to a value the
* current adapter type and syncrate are capable of. * current adapter type and syncrate are capable of.
*/ */
void static void
ahc_validate_offset(struct ahc_softc *ahc, ahc_validate_offset(struct ahc_softc *ahc,
struct ahc_initiator_tinfo *tinfo, struct ahc_initiator_tinfo *tinfo,
struct ahc_syncrate *syncrate, const struct ahc_syncrate *syncrate,
u_int *offset, int wide, role_t role) u_int *offset, int wide, role_t role)
{ {
u_int maxoffset; u_int maxoffset;
@ -2342,7 +2410,7 @@ ahc_validate_offset(struct ahc_softc *ahc,
* Truncate the given transfer width parameter to a value the * Truncate the given transfer width parameter to a value the
* current adapter type is capable of. * current adapter type is capable of.
*/ */
void static void
ahc_validate_width(struct ahc_softc *ahc, struct ahc_initiator_tinfo *tinfo, ahc_validate_width(struct ahc_softc *ahc, struct ahc_initiator_tinfo *tinfo,
u_int *bus_width, role_t role) u_int *bus_width, role_t role)
{ {
@ -2417,7 +2485,7 @@ ahc_update_neg_request(struct ahc_softc *ahc, struct ahc_devinfo *devinfo,
*/ */
void void
ahc_set_syncrate(struct ahc_softc *ahc, struct ahc_devinfo *devinfo, ahc_set_syncrate(struct ahc_softc *ahc, struct ahc_devinfo *devinfo,
struct ahc_syncrate *syncrate, u_int period, const struct ahc_syncrate *syncrate, u_int period,
u_int offset, u_int ppr_options, u_int type, int paused) u_int offset, u_int ppr_options, u_int type, int paused)
{ {
struct ahc_initiator_tinfo *tinfo; struct ahc_initiator_tinfo *tinfo;
@ -2724,11 +2792,11 @@ ahc_fetch_devinfo(struct ahc_softc *ahc, struct ahc_devinfo *devinfo)
role); role);
} }
struct ahc_phase_table_entry* static const struct ahc_phase_table_entry*
ahc_lookup_phase_entry(int phase) ahc_lookup_phase_entry(int phase)
{ {
struct ahc_phase_table_entry *entry; const struct ahc_phase_table_entry *entry;
struct ahc_phase_table_entry *last_entry; const struct ahc_phase_table_entry *last_entry;
/* /*
* num_phases doesn't include the default entry which * num_phases doesn't include the default entry which
@ -2894,7 +2962,7 @@ ahc_build_transfer_msg(struct ahc_softc *ahc, struct ahc_devinfo *devinfo)
*/ */
struct ahc_initiator_tinfo *tinfo; struct ahc_initiator_tinfo *tinfo;
struct ahc_tmode_tstate *tstate; struct ahc_tmode_tstate *tstate;
struct ahc_syncrate *rate; const struct ahc_syncrate *rate;
int dowide; int dowide;
int dosync; int dosync;
int doppr; int doppr;
@ -3560,7 +3628,7 @@ ahc_parse_msg(struct ahc_softc *ahc, struct ahc_devinfo *devinfo)
switch (ahc->msgin_buf[2]) { switch (ahc->msgin_buf[2]) {
case MSG_EXT_SDTR: case MSG_EXT_SDTR:
{ {
struct ahc_syncrate *syncrate; const struct ahc_syncrate *syncrate;
u_int period; u_int period;
u_int ppr_options; u_int ppr_options;
u_int offset; u_int offset;
@ -3735,7 +3803,7 @@ ahc_parse_msg(struct ahc_softc *ahc, struct ahc_devinfo *devinfo)
} }
case MSG_EXT_PPR: case MSG_EXT_PPR:
{ {
struct ahc_syncrate *syncrate; const struct ahc_syncrate *syncrate;
u_int period; u_int period;
u_int offset; u_int offset;
u_int bus_width; u_int bus_width;
@ -4488,7 +4556,7 @@ ahc_free(struct ahc_softc *ahc)
return; return;
} }
void static void
ahc_shutdown(void *arg) ahc_shutdown(void *arg)
{ {
struct ahc_softc *ahc; struct ahc_softc *ahc;
@ -4892,7 +4960,7 @@ ahc_fini_scbdata(struct ahc_softc *ahc)
free(scb_data->scbarray, M_DEVBUF); free(scb_data->scbarray, M_DEVBUF);
} }
void static void
ahc_alloc_scbs(struct ahc_softc *ahc) ahc_alloc_scbs(struct ahc_softc *ahc)
{ {
struct scb_data *scb_data; struct scb_data *scb_data;
@ -5625,7 +5693,7 @@ ahc_resume(struct ahc_softc *ahc)
* Return the untagged transaction id for a given target/channel lun. * Return the untagged transaction id for a given target/channel lun.
* Optionally, clear the entry. * Optionally, clear the entry.
*/ */
u_int static u_int
ahc_index_busy_tcl(struct ahc_softc *ahc, u_int tcl) ahc_index_busy_tcl(struct ahc_softc *ahc, u_int tcl)
{ {
u_int scbid; u_int scbid;
@ -5646,7 +5714,7 @@ ahc_index_busy_tcl(struct ahc_softc *ahc, u_int tcl)
return (scbid); return (scbid);
} }
void static void
ahc_unbusy_tcl(struct ahc_softc *ahc, u_int tcl) ahc_unbusy_tcl(struct ahc_softc *ahc, u_int tcl)
{ {
u_int target_offset; u_int target_offset;
@ -5664,7 +5732,7 @@ ahc_unbusy_tcl(struct ahc_softc *ahc, u_int tcl)
} }
} }
void static void
ahc_busy_tcl(struct ahc_softc *ahc, u_int tcl, u_int scbid) ahc_busy_tcl(struct ahc_softc *ahc, u_int tcl, u_int scbid)
{ {
u_int target_offset; u_int target_offset;
@ -5719,7 +5787,7 @@ ahc_match_scb(struct ahc_softc *ahc, struct scb *scb, int target,
return match; return match;
} }
void static void
ahc_freeze_devq(struct ahc_softc *ahc, struct scb *scb) ahc_freeze_devq(struct ahc_softc *ahc, struct scb *scb)
{ {
int target; int target;
@ -6260,7 +6328,7 @@ ahc_rem_wscb(struct ahc_softc *ahc, u_int scbpos, u_int prev)
* been modified from CAM_REQ_INPROG. This routine assumes that the sequencer * been modified from CAM_REQ_INPROG. This routine assumes that the sequencer
* is paused before it is called. * is paused before it is called.
*/ */
int static int
ahc_abort_scbs(struct ahc_softc *ahc, int target, char channel, ahc_abort_scbs(struct ahc_softc *ahc, int target, char channel,
int lun, u_int tag, role_t role, uint32_t status) int lun, u_int tag, role_t role, uint32_t status)
{ {
@ -6582,7 +6650,7 @@ ahc_reset_channel(struct ahc_softc *ahc, char channel, int initiate_reset)
/* /*
* Calculate the residual for a just completed SCB. * Calculate the residual for a just completed SCB.
*/ */
void static void
ahc_calc_residual(struct ahc_softc *ahc, struct scb *scb) ahc_calc_residual(struct ahc_softc *ahc, struct scb *scb)
{ {
struct hardware_scb *hscb; struct hardware_scb *hscb;
@ -7049,7 +7117,7 @@ ahc_download_instr(struct ahc_softc *ahc, u_int instrptr, uint8_t *dconsts)
} }
int int
ahc_print_register(ahc_reg_parse_entry_t *table, u_int num_entries, ahc_print_register(const ahc_reg_parse_entry_t *table, u_int num_entries,
const char *name, u_int address, u_int value, const char *name, u_int address, u_int value,
u_int *cur_column, u_int wrap_point) u_int *cur_column, u_int wrap_point)
{ {
@ -7733,7 +7801,7 @@ ahc_update_scsiid(struct ahc_softc *ahc, u_int targid_mask)
ahc_outb(ahc, SCSIID, scsiid); ahc_outb(ahc, SCSIID, scsiid);
} }
void static void
ahc_run_tqinfifo(struct ahc_softc *ahc, int paused) ahc_run_tqinfifo(struct ahc_softc *ahc, int paused)
{ {
struct target_cmd *cmd; struct target_cmd *cmd;

55
drivers/scsi/aic7xxx/aic7xxx_inline.h
View File

@ -46,58 +46,13 @@
#define _AIC7XXX_INLINE_H_ #define _AIC7XXX_INLINE_H_
/************************* Sequencer Execution Control ************************/ /************************* Sequencer Execution Control ************************/
void ahc_pause_bug_fix(struct ahc_softc *ahc);
int ahc_is_paused(struct ahc_softc *ahc); int ahc_is_paused(struct ahc_softc *ahc);
void ahc_pause(struct ahc_softc *ahc); void ahc_pause(struct ahc_softc *ahc);
void ahc_unpause(struct ahc_softc *ahc); void ahc_unpause(struct ahc_softc *ahc);
/*********************** Untagged Transaction Routines ************************/
static __inline void ahc_freeze_untagged_queues(struct ahc_softc *ahc);
static __inline void ahc_release_untagged_queues(struct ahc_softc *ahc);
/*
* Block our completion routine from starting the next untagged
* transaction for this target or target lun.
*/
static __inline void
ahc_freeze_untagged_queues(struct ahc_softc *ahc)
{
if ((ahc->flags & AHC_SCB_BTT) == 0)
ahc->untagged_queue_lock++;
}
/*
* Allow the next untagged transaction for this target or target lun
* to be executed. We use a counting semaphore to allow the lock
* to be acquired recursively. Once the count drops to zero, the
* transaction queues will be run.
*/
static __inline void
ahc_release_untagged_queues(struct ahc_softc *ahc)
{
if ((ahc->flags & AHC_SCB_BTT) == 0) {
ahc->untagged_queue_lock--;
if (ahc->untagged_queue_lock == 0)
ahc_run_untagged_queues(ahc);
}
}
/************************** Memory mapping routines ***************************/ /************************** Memory mapping routines ***************************/
struct ahc_dma_seg *
ahc_sg_bus_to_virt(struct scb *scb,
uint32_t sg_busaddr);
uint32_t
ahc_sg_virt_to_bus(struct scb *scb,
struct ahc_dma_seg *sg);
uint32_t
ahc_hscb_busaddr(struct ahc_softc *ahc, u_int index);
void ahc_sync_scb(struct ahc_softc *ahc,
struct scb *scb, int op);
void ahc_sync_sglist(struct ahc_softc *ahc, void ahc_sync_sglist(struct ahc_softc *ahc,
struct scb *scb, int op); struct scb *scb, int op);
uint32_t
ahc_targetcmd_offset(struct ahc_softc *ahc,
u_int index);
/******************************** Debugging ***********************************/ /******************************** Debugging ***********************************/
static __inline char *ahc_name(struct ahc_softc *ahc); static __inline char *ahc_name(struct ahc_softc *ahc);
@ -110,8 +65,6 @@ ahc_name(struct ahc_softc *ahc)
/*********************** Miscellaneous Support Functions ***********************/ /*********************** Miscellaneous Support Functions ***********************/
void ahc_update_residual(struct ahc_softc *ahc,
struct scb *scb);
struct ahc_initiator_tinfo * struct ahc_initiator_tinfo *
ahc_fetch_transinfo(struct ahc_softc *ahc, ahc_fetch_transinfo(struct ahc_softc *ahc,
char channel, u_int our_id, char channel, u_int our_id,
@ -134,20 +87,12 @@ struct scb*
void ahc_free_scb(struct ahc_softc *ahc, struct scb *scb); void ahc_free_scb(struct ahc_softc *ahc, struct scb *scb);
struct scb * struct scb *
ahc_lookup_scb(struct ahc_softc *ahc, u_int tag); ahc_lookup_scb(struct ahc_softc *ahc, u_int tag);
void ahc_swap_with_next_hscb(struct ahc_softc *ahc,
struct scb *scb);
void ahc_queue_scb(struct ahc_softc *ahc, struct scb *scb); void ahc_queue_scb(struct ahc_softc *ahc, struct scb *scb);
struct scsi_sense_data * struct scsi_sense_data *
ahc_get_sense_buf(struct ahc_softc *ahc, ahc_get_sense_buf(struct ahc_softc *ahc,
struct scb *scb); struct scb *scb);
uint32_t
ahc_get_sense_bufaddr(struct ahc_softc *ahc,
struct scb *scb);
/************************** Interrupt Processing ******************************/ /************************** Interrupt Processing ******************************/
void ahc_sync_qoutfifo(struct ahc_softc *ahc, int op);
void ahc_sync_tqinfifo(struct ahc_softc *ahc, int op);
u_int ahc_check_cmdcmpltqueues(struct ahc_softc *ahc);
int ahc_intr(struct ahc_softc *ahc); int ahc_intr(struct ahc_softc *ahc);
#endif /* _AIC7XXX_INLINE_H_ */ #endif /* _AIC7XXX_INLINE_H_ */

6
drivers/scsi/aic7xxx/aic7xxx_osm.c
View File

@ -2386,7 +2386,7 @@ static void ahc_linux_set_period(struct scsi_target *starget, int period)
unsigned int ppr_options = tinfo->goal.ppr_options; unsigned int ppr_options = tinfo->goal.ppr_options;
unsigned long flags; unsigned long flags;
unsigned long offset = tinfo->goal.offset; unsigned long offset = tinfo->goal.offset;
struct ahc_syncrate *syncrate; const struct ahc_syncrate *syncrate;
if (offset == 0) if (offset == 0)
offset = MAX_OFFSET; offset = MAX_OFFSET;
@ -2430,7 +2430,7 @@ static void ahc_linux_set_offset(struct scsi_target *starget, int offset)
unsigned int ppr_options = 0; unsigned int ppr_options = 0;
unsigned int period = 0; unsigned int period = 0;
unsigned long flags; unsigned long flags;
struct ahc_syncrate *syncrate = NULL; const struct ahc_syncrate *syncrate = NULL;
ahc_compile_devinfo(&devinfo, shost->this_id, starget->id, 0, ahc_compile_devinfo(&devinfo, shost->this_id, starget->id, 0,
starget->channel + 'A', ROLE_INITIATOR); starget->channel + 'A', ROLE_INITIATOR);
@ -2460,7 +2460,7 @@ static void ahc_linux_set_dt(struct scsi_target *starget, int dt)
unsigned int period = tinfo->goal.period; unsigned int period = tinfo->goal.period;
unsigned int width = tinfo->goal.width; unsigned int width = tinfo->goal.width;
unsigned long flags; unsigned long flags;
struct ahc_syncrate *syncrate; const struct ahc_syncrate *syncrate;
if (dt && spi_max_width(starget)) { if (dt && spi_max_width(starget)) {
ppr_options |= MSG_EXT_PPR_DT_REQ; ppr_options |= MSG_EXT_PPR_DT_REQ;

3
drivers/scsi/aic7xxx/aic7xxx_osm.h
View File

@ -398,9 +398,6 @@ struct info_str {
int pos; int pos;
}; };
void ahc_format_transinfo(struct info_str *info,
struct ahc_transinfo *tinfo);
/******************************** Locking *************************************/ /******************************** Locking *************************************/
/* Lock protecting internal data structures */ /* Lock protecting internal data structures */

2
drivers/scsi/aic7xxx/aic7xxx_proc.c
View File

@ -137,7 +137,7 @@ copy_info(struct info_str *info, char *fmt, ...)
return (len); return (len);
} }
void static void
ahc_format_transinfo(struct info_str *info, struct ahc_transinfo *tinfo) ahc_format_transinfo(struct info_str *info, struct ahc_transinfo *tinfo)
{ {
u_int speed; u_int speed;