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-rw-r--r--drivers/scsi/aic7xxx/aic79xx.h66
-rw-r--r--drivers/scsi/aic7xxx/aic79xx_core.c350
-rw-r--r--drivers/scsi/aic7xxx/aic79xx_inline.h30
-rw-r--r--drivers/scsi/aic7xxx/aic79xx_osm.c45
-rw-r--r--drivers/scsi/aic7xxx/aic79xx_osm.h5
-rw-r--r--drivers/scsi/aic7xxx/aic79xx_osm_pci.c2
-rw-r--r--drivers/scsi/aic7xxx/aic79xx_pci.c7
-rw-r--r--drivers/scsi/aic7xxx/aic79xx_proc.c2
-rw-r--r--drivers/scsi/aic7xxx/aic7xxx.h11
-rw-r--r--drivers/scsi/aic7xxx/aic7xxx_core.c40
-rw-r--r--drivers/scsi/aic7xxx/aic7xxx_osm.c72
-rw-r--r--drivers/scsi/aic7xxx/aic7xxx_osm.h13
-rw-r--r--drivers/scsi/aic7xxx/aic7xxx_osm_pci.c2
-rw-r--r--drivers/scsi/aic7xxx/aic7xxx_pci.c4
-rw-r--r--drivers/scsi/aic7xxx/aic7xxx_proc.c10
15 files changed, 325 insertions, 334 deletions
diff --git a/drivers/scsi/aic7xxx/aic79xx.h b/drivers/scsi/aic7xxx/aic79xx.h
index df3346b5caf..170a4344cbb 100644
--- a/drivers/scsi/aic7xxx/aic79xx.h
+++ b/drivers/scsi/aic7xxx/aic79xx.h
@@ -53,14 +53,6 @@ struct ahd_platform_data;
struct scb_platform_data;
/****************************** Useful Macros *********************************/
-#ifndef MAX
-#define MAX(a,b) (((a) > (b)) ? (a) : (b))
-#endif
-
-#ifndef MIN
-#define MIN(a,b) (((a) < (b)) ? (a) : (b))
-#endif
-
#ifndef TRUE
#define TRUE 1
#endif
@@ -972,8 +964,6 @@ int ahd_read_seeprom(struct ahd_softc *ahd, uint16_t *buf,
int ahd_write_seeprom(struct ahd_softc *ahd, uint16_t *buf,
u_int start_addr, u_int count);
-int ahd_wait_seeprom(struct ahd_softc *ahd);
-int ahd_verify_vpd_cksum(struct vpd_config *vpd);
int ahd_verify_cksum(struct seeprom_config *sc);
int ahd_acquire_seeprom(struct ahd_softc *ahd);
void ahd_release_seeprom(struct ahd_softc *ahd);
@@ -1320,8 +1310,6 @@ struct ahd_pci_identity {
char *name;
ahd_device_setup_t *setup;
};
-extern struct ahd_pci_identity ahd_pci_ident_table [];
-extern const u_int ahd_num_pci_devs;
/***************************** VL/EISA Declarations ***************************/
struct aic7770_identity {
@@ -1339,15 +1327,6 @@ extern const int ahd_num_aic7770_devs;
/*************************** Function Declarations ****************************/
/******************************************************************************/
void ahd_reset_cmds_pending(struct ahd_softc *ahd);
-u_int ahd_find_busy_tcl(struct ahd_softc *ahd, u_int tcl);
-void ahd_busy_tcl(struct ahd_softc *ahd,
- u_int tcl, u_int busyid);
-static __inline void ahd_unbusy_tcl(struct ahd_softc *ahd, u_int tcl);
-static __inline void
-ahd_unbusy_tcl(struct ahd_softc *ahd, u_int tcl)
-{
- ahd_busy_tcl(ahd, tcl, SCB_LIST_NULL);
-}
/***************************** PCI Front End *********************************/
struct ahd_pci_identity *ahd_find_pci_device(ahd_dev_softc_t);
@@ -1356,7 +1335,6 @@ int ahd_pci_config(struct ahd_softc *,
int ahd_pci_test_register_access(struct ahd_softc *);
/************************** SCB and SCB queue management **********************/
-int ahd_probe_scbs(struct ahd_softc *);
void ahd_qinfifo_requeue_tail(struct ahd_softc *ahd,
struct scb *scb);
int ahd_match_scb(struct ahd_softc *ahd, struct scb *scb,
@@ -1374,33 +1352,20 @@ int ahd_parse_vpddata(struct ahd_softc *ahd,
int ahd_parse_cfgdata(struct ahd_softc *ahd,
struct seeprom_config *sc);
void ahd_intr_enable(struct ahd_softc *ahd, int enable);
-void ahd_update_coalescing_values(struct ahd_softc *ahd,
- u_int timer,
- u_int maxcmds,
- u_int mincmds);
-void ahd_enable_coalescing(struct ahd_softc *ahd,
- int enable);
void ahd_pause_and_flushwork(struct ahd_softc *ahd);
int ahd_suspend(struct ahd_softc *ahd);
-int ahd_resume(struct ahd_softc *ahd);
void ahd_set_unit(struct ahd_softc *, int);
void ahd_set_name(struct ahd_softc *, char *);
struct scb *ahd_get_scb(struct ahd_softc *ahd, u_int col_idx);
void ahd_free_scb(struct ahd_softc *ahd, struct scb *scb);
-void ahd_alloc_scbs(struct ahd_softc *ahd);
void ahd_free(struct ahd_softc *ahd);
int ahd_reset(struct ahd_softc *ahd, int reinit);
-void ahd_shutdown(void *arg);
int ahd_write_flexport(struct ahd_softc *ahd,
u_int addr, u_int value);
int ahd_read_flexport(struct ahd_softc *ahd, u_int addr,
uint8_t *value);
-int ahd_wait_flexport(struct ahd_softc *ahd);
/*************************** Interrupt Services *******************************/
-void ahd_pci_intr(struct ahd_softc *ahd);
-void ahd_clear_intstat(struct ahd_softc *ahd);
-void ahd_flush_qoutfifo(struct ahd_softc *ahd);
void ahd_run_qoutfifo(struct ahd_softc *ahd);
#ifdef AHD_TARGET_MODE
void ahd_run_tqinfifo(struct ahd_softc *ahd, int paused);
@@ -1409,7 +1374,6 @@ 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);
-void ahd_clear_critical_section(struct ahd_softc *ahd);
/***************************** Error Recovery *********************************/
typedef enum {
@@ -1426,23 +1390,9 @@ int ahd_search_disc_list(struct ahd_softc *ahd, int target,
char channel, int lun, u_int tag,
int stop_on_first, int remove,
int save_state);
-void ahd_freeze_devq(struct ahd_softc *ahd, struct scb *scb);
int ahd_reset_channel(struct ahd_softc *ahd, char channel,
int initiate_reset);
-int ahd_abort_scbs(struct ahd_softc *ahd, int target,
- char channel, int lun, u_int tag,
- role_t role, uint32_t status);
-void ahd_restart(struct ahd_softc *ahd);
-void ahd_clear_fifo(struct ahd_softc *ahd, u_int fifo);
-void ahd_handle_scb_status(struct ahd_softc *ahd,
- struct scb *scb);
-void ahd_handle_scsi_status(struct ahd_softc *ahd,
- struct scb *scb);
-void ahd_calc_residual(struct ahd_softc *ahd,
- struct scb *scb);
/*************************** Utility Functions ********************************/
-struct ahd_phase_table_entry*
- ahd_lookup_phase_entry(int phase);
void ahd_compile_devinfo(struct ahd_devinfo *devinfo,
u_int our_id, u_int target,
u_int lun, char channel,
@@ -1450,14 +1400,6 @@ void ahd_compile_devinfo(struct ahd_devinfo *devinfo,
/************************** Transfer Negotiation ******************************/
void ahd_find_syncrate(struct ahd_softc *ahd, u_int *period,
u_int *ppr_options, u_int maxsync);
-void ahd_validate_offset(struct ahd_softc *ahd,
- struct ahd_initiator_tinfo *tinfo,
- u_int period, u_int *offset,
- int wide, role_t role);
-void ahd_validate_width(struct ahd_softc *ahd,
- struct ahd_initiator_tinfo *tinfo,
- u_int *bus_width,
- role_t role);
/*
* Negotiation types. These are used to qualify if we should renegotiate
* even if our goal and current transport parameters are identical.
@@ -1486,11 +1428,6 @@ typedef enum {
AHD_QUEUE_TAGGED
} ahd_queue_alg;
-void ahd_set_tags(struct ahd_softc *ahd,
- struct scsi_cmnd *cmd,
- struct ahd_devinfo *devinfo,
- ahd_queue_alg alg);
-
/**************************** Target Mode *************************************/
#ifdef AHD_TARGET_MODE
void ahd_send_lstate_events(struct ahd_softc *,
@@ -1528,10 +1465,8 @@ extern uint32_t ahd_debug;
#define AHD_SHOW_INT_COALESCING 0x10000
#define AHD_DEBUG_SEQUENCER 0x20000
#endif
-void ahd_print_scb(struct scb *scb);
void ahd_print_devinfo(struct ahd_softc *ahd,
struct ahd_devinfo *devinfo);
-void ahd_dump_sglist(struct scb *scb);
void ahd_dump_card_state(struct ahd_softc *ahd);
int ahd_print_register(ahd_reg_parse_entry_t *table,
u_int num_entries,
@@ -1540,5 +1475,4 @@ int ahd_print_register(ahd_reg_parse_entry_t *table,
u_int value,
u_int *cur_column,
u_int wrap_point);
-void ahd_dump_scbs(struct ahd_softc *ahd);
#endif /* _AIC79XX_H_ */
diff --git a/drivers/scsi/aic7xxx/aic79xx_core.c b/drivers/scsi/aic7xxx/aic79xx_core.c
index 653818d2f80..07a86a30f67 100644
--- a/drivers/scsi/aic7xxx/aic79xx_core.c
+++ b/drivers/scsi/aic7xxx/aic79xx_core.c
@@ -52,7 +52,7 @@
/***************************** Lookup Tables **********************************/
-char *ahd_chip_names[] =
+static char *ahd_chip_names[] =
{
"NONE",
"aic7901",
@@ -237,10 +237,33 @@ static int ahd_handle_target_cmd(struct ahd_softc *ahd,
struct target_cmd *cmd);
#endif
+static int ahd_abort_scbs(struct ahd_softc *ahd, int target,
+ char channel, int lun, u_int tag,
+ role_t role, uint32_t status);
+static void ahd_alloc_scbs(struct ahd_softc *ahd);
+static void ahd_busy_tcl(struct ahd_softc *ahd, u_int tcl,
+ u_int scbid);
+static void ahd_calc_residual(struct ahd_softc *ahd,
+ struct scb *scb);
+static void ahd_clear_critical_section(struct ahd_softc *ahd);
+static void ahd_clear_intstat(struct ahd_softc *ahd);
+static void ahd_enable_coalescing(struct ahd_softc *ahd,
+ int enable);
+static u_int ahd_find_busy_tcl(struct ahd_softc *ahd, u_int tcl);
+static void ahd_freeze_devq(struct ahd_softc *ahd,
+ struct scb *scb);
+static void ahd_handle_scb_status(struct ahd_softc *ahd,
+ struct scb *scb);
+static struct ahd_phase_table_entry* ahd_lookup_phase_entry(int phase);
+static void ahd_shutdown(void *arg);
+static void ahd_update_coalescing_values(struct ahd_softc *ahd,
+ u_int timer,
+ u_int maxcmds,
+ u_int mincmds);
+static int ahd_verify_vpd_cksum(struct vpd_config *vpd);
+static int ahd_wait_seeprom(struct ahd_softc *ahd);
+
/******************************** Private Inlines *****************************/
-static __inline void ahd_assert_atn(struct ahd_softc *ahd);
-static __inline int ahd_currently_packetized(struct ahd_softc *ahd);
-static __inline int ahd_set_active_fifo(struct ahd_softc *ahd);
static __inline void
ahd_assert_atn(struct ahd_softc *ahd)
@@ -294,11 +317,44 @@ ahd_set_active_fifo(struct ahd_softc *ahd)
}
}
+static __inline void
+ahd_unbusy_tcl(struct ahd_softc *ahd, u_int tcl)
+{
+ ahd_busy_tcl(ahd, tcl, SCB_LIST_NULL);
+}
+
+/*
+ * Determine whether the sequencer reported a residual
+ * for this SCB/transaction.
+ */
+static __inline void
+ahd_update_residual(struct ahd_softc *ahd, struct scb *scb)
+{
+ uint32_t sgptr;
+
+ sgptr = ahd_le32toh(scb->hscb->sgptr);
+ if ((sgptr & SG_STATUS_VALID) != 0)
+ ahd_calc_residual(ahd, scb);
+}
+
+static __inline void
+ahd_complete_scb(struct ahd_softc *ahd, struct scb *scb)
+{
+ uint32_t sgptr;
+
+ sgptr = ahd_le32toh(scb->hscb->sgptr);
+ if ((sgptr & SG_STATUS_VALID) != 0)
+ ahd_handle_scb_status(ahd, scb);
+ else
+ ahd_done(ahd, scb);
+}
+
+
/************************* Sequencer Execution Control ************************/
/*
* Restart the sequencer program from address zero
*/
-void
+static void
ahd_restart(struct ahd_softc *ahd)
{
@@ -342,7 +398,7 @@ ahd_restart(struct ahd_softc *ahd)
ahd_unpause(ahd);
}
-void
+static void
ahd_clear_fifo(struct ahd_softc *ahd, u_int fifo)
{
ahd_mode_state saved_modes;
@@ -366,7 +422,7 @@ ahd_clear_fifo(struct ahd_softc *ahd, u_int fifo)
* Flush and completed commands that are sitting in the command
* complete queues down on the chip but have yet to be dma'ed back up.
*/
-void
+static void
ahd_flush_qoutfifo(struct ahd_softc *ahd)
{
struct scb *scb;
@@ -905,6 +961,51 @@ ahd_handle_hwerrint(struct ahd_softc *ahd)
ahd_free(ahd);
}
+#ifdef AHD_DEBUG
+static void
+ahd_dump_sglist(struct scb *scb)
+{
+ int i;
+
+ if (scb->sg_count > 0) {
+ if ((scb->ahd_softc->flags & AHD_64BIT_ADDRESSING) != 0) {
+ struct ahd_dma64_seg *sg_list;
+
+ sg_list = (struct ahd_dma64_seg*)scb->sg_list;
+ for (i = 0; i < scb->sg_count; i++) {
+ uint64_t addr;
+ uint32_t len;
+
+ addr = ahd_le64toh(sg_list[i].addr);
+ len = ahd_le32toh(sg_list[i].len);
+ printf("sg[%d] - Addr 0x%x%x : Length %d%s\n",
+ i,
+ (uint32_t)((addr >> 32) & 0xFFFFFFFF),
+ (uint32_t)(addr & 0xFFFFFFFF),
+ sg_list[i].len & AHD_SG_LEN_MASK,
+ (sg_list[i].len & AHD_DMA_LAST_SEG)
+ ? " Last" : "");
+ }
+ } else {
+ struct ahd_dma_seg *sg_list;
+
+ sg_list = (struct ahd_dma_seg*)scb->sg_list;
+ for (i = 0; i < scb->sg_count; i++) {
+ uint32_t len;
+
+ len = ahd_le32toh(sg_list[i].len);
+ printf("sg[%d] - Addr 0x%x%x : Length %d%s\n",
+ i,
+ (len & AHD_SG_HIGH_ADDR_MASK) >> 24,
+ ahd_le32toh(sg_list[i].addr),
+ len & AHD_SG_LEN_MASK,
+ len & AHD_DMA_LAST_SEG ? " Last" : "");
+ }
+ }
+ }
+}
+#endif /* AHD_DEBUG */
+
void
ahd_handle_seqint(struct ahd_softc *ahd, u_int intstat)
{
@@ -1053,10 +1154,12 @@ ahd_handle_seqint(struct ahd_softc *ahd, u_int intstat)
* If a target takes us into the command phase
* assume that it has been externally reset and
* has thus lost our previous packetized negotiation
- * agreement.
- * Revert to async/narrow transfers until we
- * can renegotiate with the device and notify
- * the OSM about the reset.
+ * agreement. Since we have not sent an identify
+ * message and may not have fully qualified the
+ * connection, we change our command to TUR, assert
+ * ATN and ABORT the task when we go to message in
+ * phase. The OSM will see the REQUEUE_REQUEST
+ * status and retry the command.
*/
scbid = ahd_get_scbptr(ahd);
scb = ahd_lookup_scb(ahd, scbid);
@@ -1083,7 +1186,28 @@ ahd_handle_seqint(struct ahd_softc *ahd, u_int intstat)
ahd_set_syncrate(ahd, &devinfo, /*period*/0,
/*offset*/0, /*ppr_options*/0,
AHD_TRANS_ACTIVE, /*paused*/TRUE);
- scb->flags |= SCB_EXTERNAL_RESET;
+ /* Hand-craft TUR command */
+ ahd_outb(ahd, SCB_CDB_STORE, 0);
+ ahd_outb(ahd, SCB_CDB_STORE+1, 0);
+ ahd_outb(ahd, SCB_CDB_STORE+2, 0);
+ ahd_outb(ahd, SCB_CDB_STORE+3, 0);
+ ahd_outb(ahd, SCB_CDB_STORE+4, 0);
+ ahd_outb(ahd, SCB_CDB_STORE+5, 0);
+ ahd_outb(ahd, SCB_CDB_LEN, 6);
+ scb->hscb->control &= ~(TAG_ENB|SCB_TAG_TYPE);
+ scb->hscb->control |= MK_MESSAGE;
+ ahd_outb(ahd, SCB_CONTROL, scb->hscb->control);
+ ahd_outb(ahd, MSG_OUT, HOST_MSG);
+ ahd_outb(ahd, SAVED_SCSIID, scb->hscb->scsiid);
+ /*
+ * The lun is 0, regardless of the SCB's lun
+ * as we have not sent an identify message.
+ */
+ ahd_outb(ahd, SAVED_LUN, 0);
+ ahd_outb(ahd, SEQ_FLAGS, 0);
+ ahd_assert_atn(ahd);
+ scb->flags &= ~SCB_PACKETIZED;
+ scb->flags |= SCB_ABORT|SCB_EXTERNAL_RESET;
ahd_freeze_devq(ahd, scb);
ahd_set_transaction_status(scb, CAM_REQUEUE_REQ);
ahd_freeze_scb(scb);
@@ -1519,8 +1643,10 @@ ahd_handle_scsiint(struct ahd_softc *ahd, u_int intstat)
/*
* Ignore external resets after a bus reset.
*/
- if (((status & SCSIRSTI) != 0) && (ahd->flags & AHD_BUS_RESET_ACTIVE))
+ if (((status & SCSIRSTI) != 0) && (ahd->flags & AHD_BUS_RESET_ACTIVE)) {
+ ahd_outb(ahd, CLRSINT1, CLRSCSIRSTI);
return;
+ }
/*
* Clear bus reset flag
@@ -2200,6 +2326,22 @@ ahd_handle_nonpkt_busfree(struct ahd_softc *ahd)
if (sent_msg == MSG_ABORT_TAG)
tag = SCB_GET_TAG(scb);
+ if ((scb->flags & SCB_EXTERNAL_RESET) != 0) {
+ /*
+ * This abort is in response to an
+ * unexpected switch to command phase
+ * for a packetized connection. Since
+ * the identify message was never sent,
+ * "saved lun" is 0. We really want to
+ * abort only the SCB that encountered
+ * this error, which could have a different
+ * lun. The SCB will be retried so the OS
+ * will see the UA after renegotiating to
+ * packetized.
+ */
+ tag = SCB_GET_TAG(scb);
+ saved_lun = scb->hscb->lun;
+ }
found = ahd_abort_scbs(ahd, target, 'A', saved_lun,
tag, ROLE_INITIATOR,
CAM_REQ_ABORTED);
@@ -2523,7 +2665,7 @@ ahd_force_renegotiation(struct ahd_softc *ahd, struct ahd_devinfo *devinfo)
}
#define AHD_MAX_STEPS 2000
-void
+static void
ahd_clear_critical_section(struct ahd_softc *ahd)
{
ahd_mode_state saved_modes;
@@ -2646,7 +2788,7 @@ ahd_clear_critical_section(struct ahd_softc *ahd)
/*
* Clear any pending interrupt status.
*/
-void
+static void
ahd_clear_intstat(struct ahd_softc *ahd)
{
AHD_ASSERT_MODES(ahd, ~(AHD_MODE_UNKNOWN_MSK|AHD_MODE_CFG_MSK),
@@ -2677,6 +2819,8 @@ ahd_clear_intstat(struct ahd_softc *ahd)
#ifdef AHD_DEBUG
uint32_t ahd_debug = AHD_DEBUG_OPTS;
#endif
+
+#if 0
void
ahd_print_scb(struct scb *scb)
{
@@ -2701,49 +2845,7 @@ ahd_print_scb(struct scb *scb)
SCB_GET_TAG(scb));
ahd_dump_sglist(scb);
}
-
-void
-ahd_dump_sglist(struct scb *scb)
-{
- int i;
-
- if (scb->sg_count > 0) {
- if ((scb->ahd_softc->flags & AHD_64BIT_ADDRESSING) != 0) {
- struct ahd_dma64_seg *sg_list;
-
- sg_list = (struct ahd_dma64_seg*)scb->sg_list;
- for (i = 0; i < scb->sg_count; i++) {
- uint64_t addr;
- uint32_t len;
-
- addr = ahd_le64toh(sg_list[i].addr);
- len = ahd_le32toh(sg_list[i].len);
- printf("sg[%d] - Addr 0x%x%x : Length %d%s\n",
- i,
- (uint32_t)((addr >> 32) & 0xFFFFFFFF),
- (uint32_t)(addr & 0xFFFFFFFF),
- sg_list[i].len & AHD_SG_LEN_MASK,
- (sg_list[i].len & AHD_DMA_LAST_SEG)
- ? " Last" : "");
- }
- } else {
- struct ahd_dma_seg *sg_list;
-
- sg_list = (struct ahd_dma_seg*)scb->sg_list;
- for (i = 0; i < scb->sg_count; i++) {
- uint32_t len;
-
- len = ahd_le32toh(sg_list[i].len);
- printf("sg[%d] - Addr 0x%x%x : Length %d%s\n",
- i,
- (len & AHD_SG_HIGH_ADDR_MASK) >> 24,
- ahd_le32toh(sg_list[i].addr),
- len & AHD_SG_LEN_MASK,
- len & AHD_DMA_LAST_SEG ? " Last" : "");
- }
- }
- }
-}
+#endif /* 0 */
/************************* Transfer Negotiation *******************************/
/*
@@ -2850,14 +2952,14 @@ ahd_devlimited_syncrate(struct ahd_softc *ahd,
transinfo = &tinfo->goal;
*ppr_options &= (transinfo->ppr_options|MSG_EXT_PPR_PCOMP_EN);
if (transinfo->width == MSG_EXT_WDTR_BUS_8_BIT) {
- maxsync = MAX(maxsync, AHD_SYNCRATE_ULTRA2);
+ maxsync = max(maxsync, (u_int)AHD_SYNCRATE_ULTRA2);
*ppr_options &= ~MSG_EXT_PPR_DT_REQ;
}
if (transinfo->period == 0) {
*period = 0;
*ppr_options = 0;
} else {
- *period = MAX(*period, transinfo->period);
+ *period = max(*period, (u_int)transinfo->period);
ahd_find_syncrate(ahd, period, ppr_options, maxsync);
}
}
@@ -2906,7 +3008,7 @@ ahd_find_syncrate(struct ahd_softc *ahd, u_int *period,
* Truncate the given synchronous offset to a value the
* current adapter type and syncrate are capable of.
*/
-void
+static void
ahd_validate_offset(struct ahd_softc *ahd,
struct ahd_initiator_tinfo *tinfo,
u_int period, u_int *offset, int wide,
@@ -2924,12 +3026,12 @@ ahd_validate_offset(struct ahd_softc *ahd,
maxoffset = MAX_OFFSET_PACED;
} else
maxoffset = MAX_OFFSET_NON_PACED;
- *offset = MIN(*offset, maxoffset);
+ *offset = min(*offset, maxoffset);
if (tinfo != NULL) {
if (role == ROLE_TARGET)
- *offset = MIN(*offset, tinfo->user.offset);
+ *offset = min(*offset, (u_int)tinfo->user.offset);
else
- *offset = MIN(*offset, tinfo->goal.offset);
+ *offset = min(*offset, (u_int)tinfo->goal.offset);
}
}
@@ -2937,7 +3039,7 @@ ahd_validate_offset(struct ahd_softc *ahd,
* Truncate the given transfer width parameter to a value the
* current adapter type is capable of.
*/
-void
+static void
ahd_validate_width(struct ahd_softc *ahd, struct ahd_initiator_tinfo *tinfo,
u_int *bus_width, role_t role)
{
@@ -2955,9 +3057,9 @@ ahd_validate_width(struct ahd_softc *ahd, struct ahd_initiator_tinfo *tinfo,
}
if (tinfo != NULL) {
if (role == ROLE_TARGET)
- *bus_width = MIN(tinfo->user.width, *bus_width);
+ *bus_width = min((u_int)tinfo->user.width, *bus_width);
else
- *bus_width = MIN(tinfo->goal.width, *bus_width);
+ *bus_width = min((u_int)tinfo->goal.width, *bus_width);
}
}
@@ -3210,7 +3312,7 @@ ahd_set_width(struct ahd_softc *ahd, struct ahd_devinfo *devinfo,
/*
* Update the current state of tagged queuing for a given target.
*/
-void
+static void
ahd_set_tags(struct ahd_softc *ahd, struct scsi_cmnd *cmd,
struct ahd_devinfo *devinfo, ahd_queue_alg alg)
{
@@ -3466,7 +3568,7 @@ ahd_print_devinfo(struct ahd_softc *ahd, struct ahd_devinfo *devinfo)
devinfo->target, devinfo->lun);
}
-struct ahd_phase_table_entry*
+static struct ahd_phase_table_entry*
ahd_lookup_phase_entry(int phase)
{
struct ahd_phase_table_entry *entry;
@@ -5351,7 +5453,7 @@ ahd_free(struct ahd_softc *ahd)
return;
}
-void
+static void
ahd_shutdown(void *arg)
{
struct ahd_softc *ahd;
@@ -5480,7 +5582,7 @@ ahd_reset(struct ahd_softc *ahd, int reinit)
/*
* Determine the number of SCBs available on the controller
*/
-int
+static int
ahd_probe_scbs(struct ahd_softc *ahd) {
int i;
@@ -5929,7 +6031,7 @@ ahd_free_scb(struct ahd_softc *ahd, struct scb *scb)
ahd_platform_scb_free(ahd, scb);
}
-void
+static void
ahd_alloc_scbs(struct ahd_softc *ahd)
{
struct scb_data *scb_data;
@@ -6057,9 +6159,9 @@ ahd_alloc_scbs(struct ahd_softc *ahd)
#endif
}
- newcount = MIN(scb_data->sense_left, scb_data->scbs_left);
- newcount = MIN(newcount, scb_data->sgs_left);
- newcount = MIN(newcount, (AHD_SCB_MAX_ALLOC - scb_data->numscbs));
+ newcount = min(scb_data->sense_left, scb_data->scbs_left);
+ newcount = min(newcount, scb_data->sgs_left);
+ newcount = min(newcount, (AHD_SCB_MAX_ALLOC - scb_data->numscbs));
for (i = 0; i < newcount; i++) {
struct scb_platform_data *pdata;
u_int col_tag;
@@ -6982,7 +7084,7 @@ ahd_intr_enable(struct ahd_softc *ahd, int enable)
ahd_outb(ahd, HCNTRL, hcntrl);
}
-void
+static void
ahd_update_coalescing_values(struct ahd_softc *ahd, u_int timer, u_int maxcmds,
u_int mincmds)
{
@@ -7000,7 +7102,7 @@ ahd_update_coalescing_values(struct ahd_softc *ahd, u_int timer, u_int maxcmds,
ahd_outb(ahd, INT_COALESCING_MINCMDS, -mincmds);
}
-void
+static void
ahd_enable_coalescing(struct ahd_softc *ahd, int enable)
{
@@ -7070,6 +7172,7 @@ ahd_pause_and_flushwork(struct ahd_softc *ahd)
ahd->flags &= ~AHD_ALL_INTERRUPTS;
}
+#if 0
int
ahd_suspend(struct ahd_softc *ahd)
{
@@ -7083,7 +7186,9 @@ ahd_suspend(struct ahd_softc *ahd)
ahd_shutdown(ahd);
return (0);
}
+#endif /* 0 */
+#if 0
int
ahd_resume(struct ahd_softc *ahd)
{
@@ -7093,6 +7198,7 @@ ahd_resume(struct ahd_softc *ahd)
ahd_restart(ahd);
return (0);
}
+#endif /* 0 */
/************************** Busy Target Table *********************************/
/*
@@ -7125,7 +7231,7 @@ ahd_index_busy_tcl(struct ahd_softc *ahd, u_int *saved_scbid, u_int tcl)
/*
* Return the untagged transaction id for a given target/channel lun.
*/
-u_int
+static u_int
ahd_find_busy_tcl(struct ahd_softc *ahd, u_int tcl)
{
u_int scbid;
@@ -7138,7 +7244,7 @@ ahd_find_busy_tcl(struct ahd_softc *ahd, u_int tcl)
return (scbid);
}
-void
+static void
ahd_busy_tcl(struct ahd_softc *ahd, u_int tcl, u_int scbid)
{
u_int scb_offset;
@@ -7186,7 +7292,7 @@ ahd_match_scb(struct ahd_softc *ahd, struct scb *scb, int target,
return match;
}
-void
+static void
ahd_freeze_devq(struct ahd_softc *ahd, struct scb *scb)
{
int target;
@@ -7690,7 +7796,7 @@ ahd_add_scb_to_free_list(struct ahd_softc *ahd, u_int scbid)
* been modified from CAM_REQ_INPROG. This routine assumes that the sequencer
* is paused before it is called.
*/
-int
+static int
ahd_abort_scbs(struct ahd_softc *ahd, int target, char channel,
int lun, u_int tag, role_t role, uint32_t status)
{
@@ -7920,6 +8026,11 @@ ahd_reset_channel(struct ahd_softc *ahd, char channel, int initiate_reset)
ahd_clear_fifo(ahd, 1);
/*
+ * Clear SCSI interrupt status
+ */
+ ahd_outb(ahd, CLRSINT1, CLRSCSIRSTI);
+
+ /*
* Reenable selections
*/
ahd_outb(ahd, SIMODE1, ahd_inb(ahd, SIMODE1) | ENSCSIRST);
@@ -7952,10 +8063,6 @@ ahd_reset_channel(struct ahd_softc *ahd, char channel, int initiate_reset)
}
}
#endif
- /* Notify the XPT that a bus reset occurred */
- ahd_send_async(ahd, devinfo.channel, CAM_TARGET_WILDCARD,
- CAM_LUN_WILDCARD, AC_BUS_RESET);
-
/*
* Revert to async/narrow transfers until we renegotiate.
*/
@@ -7977,6 +8084,10 @@ ahd_reset_channel(struct ahd_softc *ahd, char channel, int initiate_reset)
}
}
+ /* Notify the XPT that a bus reset occurred */
+ ahd_send_async(ahd, devinfo.channel, CAM_TARGET_WILDCARD,
+ CAM_LUN_WILDCARD, AC_BUS_RESET);
+
ahd_restart(ahd);
return (found);
@@ -8019,18 +8130,8 @@ ahd_stat_timer(void *arg)
}
/****************************** Status Processing *****************************/
-void
-ahd_handle_scb_status(struct ahd_softc *ahd, struct scb *scb)
-{
- if (scb->hscb->shared_data.istatus.scsi_status != 0) {
- ahd_handle_scsi_status(ahd, scb);
- } else {
- ahd_calc_residual(ahd, scb);
- ahd_done(ahd, scb);
- }
-}
-void
+static void
ahd_handle_scsi_status(struct ahd_softc *ahd, struct scb *scb)
{
struct hardware_scb *hscb;
@@ -8238,10 +8339,21 @@ ahd_handle_scsi_status(struct ahd_softc *ahd, struct scb *scb)
}
}
+static void
+ahd_handle_scb_status(struct ahd_softc *ahd, struct scb *scb)
+{
+ if (scb->hscb->shared_data.istatus.scsi_status != 0) {
+ ahd_handle_scsi_status(ahd, scb);
+ } else {
+ ahd_calc_residual(ahd, scb);
+ ahd_done(ahd, scb);
+ }
+}
+
/*
* Calculate the residual for a just completed SCB.
*/
-void
+static void
ahd_calc_residual(struct ahd_softc *ahd, struct scb *scb)
{
struct hardware_scb *hscb;
@@ -8668,7 +8780,7 @@ ahd_resolve_seqaddr(struct ahd_softc *ahd, u_int address)
if (skip_addr > i) {
int end_addr;
- end_addr = MIN(address, skip_addr);
+ end_addr = min(address, skip_addr);
address_offset += end_addr - i;
i = skip_addr;
} else {
@@ -9092,6 +9204,7 @@ ahd_dump_card_state(struct ahd_softc *ahd)
ahd_unpause(ahd);
}
+#if 0
void
ahd_dump_scbs(struct ahd_softc *ahd)
{
@@ -9117,6 +9230,7 @@ ahd_dump_scbs(struct ahd_softc *ahd)
ahd_set_scbptr(ahd, saved_scb_index);
ahd_restore_modes(ahd, saved_modes);
}
+#endif /* 0 */
/**************************** Flexport Logic **********************************/
/*
@@ -9219,7 +9333,7 @@ ahd_write_seeprom(struct ahd_softc *ahd, uint16_t *buf,
/*
* Wait ~100us for the serial eeprom to satisfy our request.
*/
-int
+static int
ahd_wait_seeprom(struct ahd_softc *ahd)
{
int cnt;
@@ -9237,7 +9351,7 @@ ahd_wait_seeprom(struct ahd_softc *ahd)
* Validate the two checksums in the per_channel
* vital product data struct.
*/
-int
+static int
ahd_verify_vpd_cksum(struct vpd_config *vpd)
{
int i;
@@ -9316,6 +9430,24 @@ ahd_release_seeprom(struct ahd_softc *ahd)
/* Currently a no-op */
}
+/*
+ * Wait at most 2 seconds for flexport arbitration to succeed.
+ */
+static int
+ahd_wait_flexport(struct ahd_softc *ahd)
+{
+ int cnt;
+
+ AHD_ASSERT_MODES(ahd, AHD_MODE_SCSI_MSK, AHD_MODE_SCSI_MSK);
+ cnt = 1000000 * 2 / 5;
+ while ((ahd_inb(ahd, BRDCTL) & FLXARBACK) == 0 && --cnt)
+ ahd_delay(5);
+
+ if (cnt == 0)
+ return (ETIMEDOUT);
+ return (0);
+}
+
int
ahd_write_flexport(struct ahd_softc *ahd, u_int addr, u_int value)
{
@@ -9357,24 +9489,6 @@ ahd_read_flexport(struct ahd_softc *ahd, u_int addr, uint8_t *value)
return (0);
}
-/*
- * Wait at most 2 seconds for flexport arbitration to succeed.
- */
-int
-ahd_wait_flexport(struct ahd_softc *ahd)
-{
- int cnt;
-
- AHD_ASSERT_MODES(ahd, AHD_MODE_SCSI_MSK, AHD_MODE_SCSI_MSK);
- cnt = 1000000 * 2 / 5;
- while ((ahd_inb(ahd, BRDCTL) & FLXARBACK) == 0 && --cnt)
- ahd_delay(5);
-
- if (cnt == 0)
- return (ETIMEDOUT);
- return (0);
-}
-
/************************* Target Mode ****************************************/
#ifdef AHD_TARGET_MODE
cam_status
diff --git a/drivers/scsi/aic7xxx/aic79xx_inline.h b/drivers/scsi/aic7xxx/aic79xx_inline.h
index a3266e066c0..2ceb67f4af2 100644
--- a/drivers/scsi/aic7xxx/aic79xx_inline.h
+++ b/drivers/scsi/aic7xxx/aic79xx_inline.h
@@ -418,10 +418,6 @@ ahd_targetcmd_offset(struct ahd_softc *ahd, u_int index)
}
/*********************** Miscelaneous Support Functions ***********************/
-static __inline void ahd_complete_scb(struct ahd_softc *ahd,
- struct scb *scb);
-static __inline void ahd_update_residual(struct ahd_softc *ahd,
- struct scb *scb);
static __inline struct ahd_initiator_tinfo *
ahd_fetch_transinfo(struct ahd_softc *ahd,
char channel, u_int our_id,
@@ -467,32 +463,6 @@ static __inline uint32_t
ahd_get_sense_bufaddr(struct ahd_softc *ahd,
struct scb *scb);
-static __inline void
-ahd_complete_scb(struct ahd_softc *ahd, struct scb *scb)
-{
- uint32_t sgptr;
-
- sgptr = ahd_le32toh(scb->hscb->sgptr);
- if ((sgptr & SG_STATUS_VALID) != 0)
- ahd_handle_scb_status(ahd, scb);
- else
- ahd_done(ahd, scb);
-}
-
-/*
- * Determine whether the sequencer reported a residual
- * for this SCB/transaction.
- */
-static __inline void
-ahd_update_residual(struct ahd_softc *ahd, struct scb *scb)
-{
- uint32_t sgptr;
-
- sgptr = ahd_le32toh(scb->hscb->sgptr);
- if ((sgptr & SG_STATUS_VALID) != 0)
- ahd_calc_residual(ahd, scb);
-}
-
/*
* Return pointers to the transfer negotiation information
* for the specified our_id/remote_id pair.
diff --git a/drivers/scsi/aic7xxx/aic79xx_osm.c b/drivers/scsi/aic7xxx/aic79xx_osm.c
index f8e60486167..9bfcca5ede0 100644
--- a/drivers/scsi/aic7xxx/aic79xx_osm.c
+++ b/drivers/scsi/aic7xxx/aic79xx_osm.c
@@ -293,7 +293,7 @@ static uint32_t aic79xx_seltime;
* force all outstanding transactions to be serviced prior to a new
* transaction.
*/
-uint32_t aic79xx_periodic_otag;
+static uint32_t aic79xx_periodic_otag;
/* Some storage boxes are using an LSI chip which has a bug making it
* impossible to use aic79xx Rev B chip in 320 speeds. The following
@@ -773,6 +773,7 @@ struct scsi_host_template aic79xx_driver_template = {
#endif
.can_queue = AHD_MAX_QUEUE,
.this_id = -1,
+ .max_sectors = 8192,
.cmd_per_lun = 2,
.use_clustering = ENABLE_CLUSTERING,
.slave_alloc = ahd_linux_slave_alloc,
@@ -1813,9 +1814,9 @@ ahd_linux_handle_scsi_status(struct ahd_softc *ahd,
u_int sense_offset;
if (scb->flags & SCB_SENSE) {
- sense_size = MIN(sizeof(struct scsi_sense_data)
+ sense_size = min(sizeof(struct scsi_sense_data)
- ahd_get_sense_residual(scb),
- sizeof(cmd->sense_buffer));
+ (u_long)sizeof(cmd->sense_buffer));
sense_offset = 0;
} else {
/*
@@ -1824,7 +1825,8 @@ ahd_linux_handle_scsi_status(struct ahd_softc *ahd,
*/
siu = (struct scsi_status_iu_header *)
scb->sense_data;
- sense_size = MIN(scsi_4btoul(siu->sense_length),
+ sense_size = min_t(size_t,
+ scsi_4btoul(siu->sense_length),
sizeof(cmd->sense_buffer));
sense_offset = SIU_SENSE_OFFSET(siu);
}
@@ -2634,8 +2636,22 @@ static void ahd_linux_set_pcomp_en(struct scsi_target *starget, int pcomp)
pcomp ? "Enable" : "Disable");
#endif
- if (pcomp)
+ if (pcomp) {
+ uint8_t precomp;
+
+ if (ahd->unit < ARRAY_SIZE(aic79xx_iocell_info)) {
+ struct ahd_linux_iocell_opts *iocell_opts;
+
+ iocell_opts = &aic79xx_iocell_info[ahd->unit];
+ precomp = iocell_opts->precomp;
+ } else {
+ precomp = AIC79XX_DEFAULT_PRECOMP;
+ }
ppr_options |= MSG_EXT_PPR_PCOMP_EN;
+ AHD_SET_PRECOMP(ahd, precomp);
+ } else {
+ AHD_SET_PRECOMP(ahd, 0);
+ }
ahd_compile_devinfo(&devinfo, shost->this_id, starget->id, 0,
starget->channel + 'A', ROLE_INITIATOR);
@@ -2678,7 +2694,25 @@ static void ahd_linux_set_hold_mcs(struct scsi_target *starget, int hold)
ahd_unlock(ahd, &flags);
}
+static void ahd_linux_get_signalling(struct Scsi_Host *shost)
+{
+ struct ahd_softc *ahd = *(struct ahd_softc **)shost->hostdata;
+ unsigned long flags;
+ u8 mode;
+
+ ahd_lock(ahd, &flags);
+ ahd_pause(ahd);
+ mode = ahd_inb(ahd, SBLKCTL);
+ ahd_unpause(ahd);
+ ahd_unlock(ahd, &flags);
+ if (mode & ENAB40)
+ spi_signalling(shost) = SPI_SIGNAL_LVD;
+ else if (mode & ENAB20)
+ spi_signalling(shost) = SPI_SIGNAL_SE;
+ else
+ spi_signalling(shost) = SPI_SIGNAL_UNKNOWN;
+}
static struct spi_function_template ahd_linux_transport_functions = {
.set_offset = ahd_linux_set_offset,
@@ -2703,6 +2737,7 @@ static struct spi_function_template ahd_linux_transport_functions = {
.show_pcomp_en = 1,
.set_hold_mcs = ahd_linux_set_hold_mcs,
.show_hold_mcs = 1,
+ .get_signalling = ahd_linux_get_signalling,
};
static int __init
diff --git a/drivers/scsi/aic7xxx/aic79xx_osm.h b/drivers/scsi/aic7xxx/aic79xx_osm.h
index fb3d4dd5441..3a67fc578d7 100644
--- a/drivers/scsi/aic7xxx/aic79xx_osm.h
+++ b/drivers/scsi/aic7xxx/aic79xx_osm.h
@@ -506,9 +506,6 @@ struct info_str {
int pos;
};
-void ahd_format_transinfo(struct info_str *info,
- struct ahd_transinfo *tinfo);
-
/******************************** Locking *************************************/
static __inline void
ahd_lockinit(struct ahd_softc *ahd)
@@ -582,8 +579,6 @@ ahd_unlock(struct ahd_softc *ahd, unsigned long *flags)
#define PCIXM_STATUS_MAXCRDS 0x1C00 /* Maximum Cumulative Read Size */
#define PCIXM_STATUS_RCVDSCEM 0x2000 /* Received a Split Comp w/Error msg */
-extern struct pci_driver aic79xx_pci_driver;
-
typedef enum
{
AHD_POWER_STATE_D0,
diff --git a/drivers/scsi/aic7xxx/aic79xx_osm_pci.c b/drivers/scsi/aic7xxx/aic79xx_osm_pci.c
index 4b535420180..2001fe890e7 100644
--- a/drivers/scsi/aic7xxx/aic79xx_osm_pci.c
+++ b/drivers/scsi/aic7xxx/aic79xx_osm_pci.c
@@ -82,7 +82,7 @@ static struct pci_device_id ahd_linux_pci_id_table[] = {
MODULE_DEVICE_TABLE(pci, ahd_linux_pci_id_table);
-struct pci_driver aic79xx_pci_driver = {
+static struct pci_driver aic79xx_pci_driver = {
.name = "aic79xx",
.probe = ahd_linux_pci_dev_probe,
.remove = ahd_linux_pci_dev_remove,
diff --git a/drivers/scsi/aic7xxx/aic79xx_pci.c b/drivers/scsi/aic7xxx/aic79xx_pci.c
index 14850f31aaf..c07735819cd 100644
--- a/drivers/scsi/aic7xxx/aic79xx_pci.c
+++ b/drivers/scsi/aic7xxx/aic79xx_pci.c
@@ -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_aic790X_setup;
-struct ahd_pci_identity ahd_pci_ident_table [] =
+static struct ahd_pci_identity ahd_pci_ident_table [] =
{
/* aic7901 based controllers */
{
@@ -201,7 +201,7 @@ struct ahd_pci_identity ahd_pci_ident_table [] =
}
};
-const u_int ahd_num_pci_devs = ARRAY_SIZE(ahd_pci_ident_table);
+static const u_int ahd_num_pci_devs = ARRAY_SIZE(ahd_pci_ident_table);
#define DEVCONFIG 0x40
#define PCIXINITPAT 0x0000E000ul
@@ -245,6 +245,7 @@ static int ahd_check_extport(struct ahd_softc *ahd);
static void ahd_configure_termination(struct ahd_softc *ahd,
u_int adapter_control);
static void ahd_pci_split_intr(struct ahd_softc *ahd, u_int intstat);
+static void ahd_pci_intr(struct ahd_softc *ahd);
struct ahd_pci_identity *
ahd_find_pci_device(ahd_dev_softc_t pci)
@@ -757,7 +758,7 @@ static const char *pci_status_strings[] =
"%s: Address or Write Phase Parity Error Detected in %s.\n"
};
-void
+static void
ahd_pci_intr(struct ahd_softc *ahd)
{
uint8_t pci_status[8];
diff --git a/drivers/scsi/aic7xxx/aic79xx_proc.c b/drivers/scsi/aic7xxx/aic79xx_proc.c
index c5f0ee59150..6b28bebcbca 100644
--- a/drivers/scsi/aic7xxx/aic79xx_proc.c
+++ b/drivers/scsi/aic7xxx/aic79xx_proc.c
@@ -136,7 +136,7 @@ copy_info(struct info_str *info, char *fmt, ...)
return (len);
}
-void
+static void
ahd_format_transinfo(struct info_str *info, struct ahd_transinfo *tinfo)
{
u_int speed;
diff --git a/drivers/scsi/aic7xxx/aic7xxx.h b/drivers/scsi/aic7xxx/aic7xxx.h
index 62ff8c3dc2b..954c7c24501 100644
--- a/drivers/scsi/aic7xxx/aic7xxx.h
+++ b/drivers/scsi/aic7xxx/aic7xxx.h
@@ -54,14 +54,6 @@ struct scb_platform_data;
struct seeprom_descriptor;
/****************************** Useful Macros *********************************/
-#ifndef MAX
-#define MAX(a,b) (((a) > (b)) ? (a) : (b))
-#endif
-
-#ifndef MIN
-#define MIN(a,b) (((a) < (b)) ? (a) : (b))
-#endif
-
#ifndef TRUE
#define TRUE 1
#endif
@@ -1135,8 +1127,6 @@ struct ahc_pci_identity {
char *name;
ahc_device_setup_t *setup;
};
-extern struct ahc_pci_identity ahc_pci_ident_table[];
-extern const u_int ahc_num_pci_devs;
/***************************** VL/EISA Declarations ***************************/
struct aic7770_identity {
@@ -1289,6 +1279,7 @@ typedef enum {
} ahc_queue_alg;
void ahc_set_tags(struct ahc_softc *ahc,
+ struct scsi_cmnd *cmd,
struct ahc_devinfo *devinfo,
ahc_queue_alg alg);
diff --git a/drivers/scsi/aic7xxx/aic7xxx_core.c b/drivers/scsi/aic7xxx/aic7xxx_core.c
index 93e4e40944b..50ef785224d 100644
--- a/drivers/scsi/aic7xxx/aic7xxx_core.c
+++ b/drivers/scsi/aic7xxx/aic7xxx_core.c
@@ -1671,7 +1671,7 @@ ahc_devlimited_syncrate(struct ahc_softc *ahc,
transinfo = &tinfo->goal;
*ppr_options &= transinfo->ppr_options;
if (transinfo->width == MSG_EXT_WDTR_BUS_8_BIT) {
- maxsync = MAX(maxsync, AHC_SYNCRATE_ULTRA2);
+ maxsync = max(maxsync, (u_int)AHC_SYNCRATE_ULTRA2);
*ppr_options &= ~MSG_EXT_PPR_DT_REQ;
}
if (transinfo->period == 0) {
@@ -1679,7 +1679,7 @@ ahc_devlimited_syncrate(struct ahc_softc *ahc,
*ppr_options = 0;
return (NULL);
}
- *period = MAX(*period, transinfo->period);
+ *period = max(*period, (u_int)transinfo->period);
return (ahc_find_syncrate(ahc, period, ppr_options, maxsync));
}
@@ -1804,12 +1804,12 @@ ahc_validate_offset(struct ahc_softc *ahc,
else
maxoffset = MAX_OFFSET_8BIT;
}
- *offset = MIN(*offset, maxoffset);
+ *offset = min(*offset, maxoffset);
if (tinfo != NULL) {
if (role == ROLE_TARGET)
- *offset = MIN(*offset, tinfo->user.offset);
+ *offset = min(*offset, (u_int)tinfo->user.offset);
else
- *offset = MIN(*offset, tinfo->goal.offset);
+ *offset = min(*offset, (u_int)tinfo->goal.offset);
}
}
@@ -1835,9 +1835,9 @@ ahc_validate_width(struct ahc_softc *ahc, struct ahc_initiator_tinfo *tinfo,
}
if (tinfo != NULL) {
if (role == ROLE_TARGET)
- *bus_width = MIN(tinfo->user.width, *bus_width);
+ *bus_width = min((u_int)tinfo->user.width, *bus_width);
else
- *bus_width = MIN(tinfo->goal.width, *bus_width);
+ *bus_width = min((u_int)tinfo->goal.width, *bus_width);
}
}
@@ -1986,7 +1986,7 @@ ahc_set_syncrate(struct ahc_softc *ahc, struct ahc_devinfo *devinfo,
tinfo->curr.ppr_options = ppr_options;
ahc_send_async(ahc, devinfo->channel, devinfo->target,
- CAM_LUN_WILDCARD, AC_TRANSFER_NEG, NULL);
+ CAM_LUN_WILDCARD, AC_TRANSFER_NEG);
if (bootverbose) {
if (offset != 0) {
printf("%s: target %d synchronous at %sMHz%s, "
@@ -2056,7 +2056,7 @@ ahc_set_width(struct ahc_softc *ahc, struct ahc_devinfo *devinfo,
tinfo->curr.width = width;
ahc_send_async(ahc, devinfo->channel, devinfo->target,
- CAM_LUN_WILDCARD, AC_TRANSFER_NEG, NULL);
+ CAM_LUN_WILDCARD, AC_TRANSFER_NEG);
if (bootverbose) {
printf("%s: target %d using %dbit transfers\n",
ahc_name(ahc), devinfo->target,
@@ -2074,12 +2074,14 @@ ahc_set_width(struct ahc_softc *ahc, struct ahc_devinfo *devinfo,
* Update the current state of tagged queuing for a given target.
*/
void
-ahc_set_tags(struct ahc_softc *ahc, struct ahc_devinfo *devinfo,
- ahc_queue_alg alg)
+ahc_set_tags(struct ahc_softc *ahc, struct scsi_cmnd *cmd,
+ struct ahc_devinfo *devinfo, ahc_queue_alg alg)
{
- ahc_platform_set_tags(ahc, devinfo, alg);
+ struct scsi_device *sdev = cmd->device;
+
+ ahc_platform_set_tags(ahc, sdev, devinfo, alg);
ahc_send_async(ahc, devinfo->channel, devinfo->target,
- devinfo->lun, AC_TRANSFER_NEG, &alg);
+ devinfo->lun, AC_TRANSFER_NEG);
}
/*
@@ -3489,7 +3491,7 @@ ahc_handle_msg_reject(struct ahc_softc *ahc, struct ahc_devinfo *devinfo)
printf("(%s:%c:%d:%d): refuses tagged commands. "
"Performing non-tagged I/O\n", ahc_name(ahc),
devinfo->channel, devinfo->target, devinfo->lun);
- ahc_set_tags(ahc, devinfo, AHC_QUEUE_NONE);
+ ahc_set_tags(ahc, scb->io_ctx, devinfo, AHC_QUEUE_NONE);
mask = ~0x23;
} else {
printf("(%s:%c:%d:%d): refuses %s tagged commands. "
@@ -3497,7 +3499,7 @@ ahc_handle_msg_reject(struct ahc_softc *ahc, struct ahc_devinfo *devinfo)
ahc_name(ahc), devinfo->channel, devinfo->target,
devinfo->lun, tag_type == MSG_ORDERED_TASK
? "ordered" : "head of queue");
- ahc_set_tags(ahc, devinfo, AHC_QUEUE_BASIC);
+ ahc_set_tags(ahc, scb->io_ctx, devinfo, AHC_QUEUE_BASIC);
mask = ~0x03;
}
@@ -3763,7 +3765,7 @@ ahc_handle_devreset(struct ahc_softc *ahc, struct ahc_devinfo *devinfo,
if (status != CAM_SEL_TIMEOUT)
ahc_send_async(ahc, devinfo->channel, devinfo->target,
- CAM_LUN_WILDCARD, AC_SENT_BDR, NULL);
+ CAM_LUN_WILDCARD, AC_SENT_BDR);
if (message != NULL
&& (verbose_level <= bootverbose))
@@ -4406,7 +4408,7 @@ ahc_alloc_scbs(struct ahc_softc *ahc)
physaddr = sg_map->sg_physaddr;
newcount = (PAGE_SIZE / (AHC_NSEG * sizeof(struct ahc_dma_seg)));
- newcount = MIN(newcount, (AHC_SCB_MAX_ALLOC - scb_data->numscbs));
+ newcount = min(newcount, (AHC_SCB_MAX_ALLOC - scb_data->numscbs));
for (i = 0; i < newcount; i++) {
struct scb_platform_data *pdata;
#ifndef __linux__
@@ -6018,7 +6020,7 @@ ahc_reset_channel(struct ahc_softc *ahc, char channel, int initiate_reset)
#endif
/* Notify the XPT that a bus reset occurred */
ahc_send_async(ahc, devinfo.channel, CAM_TARGET_WILDCARD,
- CAM_LUN_WILDCARD, AC_BUS_RESET, NULL);
+ CAM_LUN_WILDCARD, AC_BUS_RESET);
/*
* Revert to async/narrow transfers until we renegotiate.
@@ -6442,7 +6444,7 @@ ahc_download_instr(struct ahc_softc *ahc, u_int instrptr, uint8_t *dconsts)
if (skip_addr > i) {
int end_addr;
- end_addr = MIN(address, skip_addr);
+ end_addr = min(address, skip_addr);
address_offset += end_addr - i;
i = skip_addr;
} else {
diff --git a/drivers/scsi/aic7xxx/aic7xxx_osm.c b/drivers/scsi/aic7xxx/aic7xxx_osm.c
index 43ab753d273..660f26e23a3 100644
--- a/drivers/scsi/aic7xxx/aic7xxx_osm.c
+++ b/drivers/scsi/aic7xxx/aic7xxx_osm.c
@@ -328,7 +328,7 @@ static uint32_t aic7xxx_seltime;
* force all outstanding transactions to be serviced prior to a new
* transaction.
*/
-uint32_t aic7xxx_periodic_otag;
+static uint32_t aic7xxx_periodic_otag;
/*
* Module information and settable options.
@@ -512,7 +512,6 @@ ahc_linux_target_alloc(struct scsi_target *starget)
struct seeprom_config *sc = ahc->seep_config;
unsigned long flags;
struct scsi_target **ahc_targp = ahc_linux_target_in_softc(starget);
- struct ahc_linux_target *targ = scsi_transport_target_data(starget);
unsigned short scsirate;
struct ahc_devinfo devinfo;
struct ahc_initiator_tinfo *tinfo;
@@ -533,7 +532,6 @@ ahc_linux_target_alloc(struct scsi_target *starget)
BUG_ON(*ahc_targp != NULL);
*ahc_targp = starget;
- memset(targ, 0, sizeof(*targ));
if (sc) {
int maxsync = AHC_SYNCRATE_DT;
@@ -594,14 +592,11 @@ ahc_linux_slave_alloc(struct scsi_device *sdev)
struct ahc_softc *ahc =
*((struct ahc_softc **)sdev->host->hostdata);
struct scsi_target *starget = sdev->sdev_target;
- struct ahc_linux_target *targ = scsi_transport_target_data(starget);
struct ahc_linux_device *dev;
if (bootverbose)
printf("%s: Slave Alloc %d\n", ahc_name(ahc), sdev->id);
- BUG_ON(targ->sdev[sdev->lun] != NULL);
-
dev = scsi_transport_device_data(sdev);
memset(dev, 0, sizeof(*dev));
@@ -618,8 +613,6 @@ ahc_linux_slave_alloc(struct scsi_device *sdev)
*/
dev->maxtags = 0;
- targ->sdev[sdev->lun] = sdev;
-
spi_period(starget) = 0;
return 0;
@@ -644,22 +637,6 @@ ahc_linux_slave_configure(struct scsi_device *sdev)
return 0;
}
-static void
-ahc_linux_slave_destroy(struct scsi_device *sdev)
-{
- struct ahc_softc *ahc;
- struct ahc_linux_device *dev = scsi_transport_device_data(sdev);
- struct ahc_linux_target *targ = scsi_transport_target_data(sdev->sdev_target);
-
- ahc = *((struct ahc_softc **)sdev->host->hostdata);
- if (bootverbose)
- printf("%s: Slave Destroy %d\n", ahc_name(ahc), sdev->id);
-
- BUG_ON(dev->active);
-
- targ->sdev[sdev->lun] = NULL;
-}
-
#if defined(__i386__)
/*
* Return the disk geometry for the given SCSI device.
@@ -777,11 +754,11 @@ struct scsi_host_template aic7xxx_driver_template = {
#endif
.can_queue = AHC_MAX_QUEUE,
.this_id = -1,
+ .max_sectors = 8192,
.cmd_per_lun = 2,
.use_clustering = ENABLE_CLUSTERING,
.slave_alloc = ahc_linux_slave_alloc,
.slave_configure = ahc_linux_slave_configure,
- .slave_destroy = ahc_linux_slave_destroy,
.target_alloc = ahc_linux_target_alloc,
.target_destroy = ahc_linux_target_destroy,
};
@@ -1203,21 +1180,13 @@ void
ahc_platform_free(struct ahc_softc *ahc)
{
struct scsi_target *starget;
- int i, j;
+ int i;
if (ahc->platform_data != NULL) {
/* destroy all of the device and target objects */
for (i = 0; i < AHC_NUM_TARGETS; i++) {
starget = ahc->platform_data->starget[i];
if (starget != NULL) {
- for (j = 0; j < AHC_NUM_LUNS; j++) {
- struct ahc_linux_target *targ =
- scsi_transport_target_data(starget);
-
- if (targ->sdev[j] == NULL)
- continue;
- targ->sdev[j] = NULL;
- }
ahc->platform_data->starget[i] = NULL;
}
}
@@ -1251,24 +1220,13 @@ ahc_platform_freeze_devq(struct ahc_softc *ahc, struct scb *scb)
}
void
-ahc_platform_set_tags(struct ahc_softc *ahc, struct ahc_devinfo *devinfo,
- ahc_queue_alg alg)
+ahc_platform_set_tags(struct ahc_softc *ahc, struct scsi_device *sdev,
+ struct ahc_devinfo *devinfo, ahc_queue_alg alg)
{
- struct scsi_target *starget;
- struct ahc_linux_target *targ;
struct ahc_linux_device *dev;
- struct scsi_device *sdev;
- u_int target_offset;
int was_queuing;
int now_queuing;
- target_offset = devinfo->target;
- if (devinfo->channel != 'A')
- target_offset += 8;
- starget = ahc->platform_data->starget[target_offset];
- targ = scsi_transport_target_data(starget);
- BUG_ON(targ == NULL);
- sdev = targ->sdev[devinfo->lun];
if (sdev == NULL)
return;
dev = scsi_transport_device_data(sdev);
@@ -1401,11 +1359,15 @@ ahc_linux_device_queue_depth(struct scsi_device *sdev)
tags = ahc_linux_user_tagdepth(ahc, &devinfo);
if (tags != 0 && sdev->tagged_supported != 0) {
- ahc_set_tags(ahc, &devinfo, AHC_QUEUE_TAGGED);
+ ahc_platform_set_tags(ahc, sdev, &devinfo, AHC_QUEUE_TAGGED);
+ ahc_send_async(ahc, devinfo.channel, devinfo.target,
+ devinfo.lun, AC_TRANSFER_NEG);
ahc_print_devinfo(ahc, &devinfo);
printf("Tagged Queuing enabled. Depth %d\n", tags);
} else {
- ahc_set_tags(ahc, &devinfo, AHC_QUEUE_NONE);
+ ahc_platform_set_tags(ahc, sdev, &devinfo, AHC_QUEUE_NONE);
+ ahc_send_async(ahc, devinfo.channel, devinfo.target,
+ devinfo.lun, AC_TRANSFER_NEG);
}
}
@@ -1629,7 +1591,7 @@ ahc_platform_flushwork(struct ahc_softc *ahc)
void
ahc_send_async(struct ahc_softc *ahc, char channel,
- u_int target, u_int lun, ac_code code, void *arg)
+ u_int target, u_int lun, ac_code code)
{
switch (code) {
case AC_TRANSFER_NEG:
@@ -1875,9 +1837,9 @@ ahc_linux_handle_scsi_status(struct ahc_softc *ahc,
if (scb->flags & SCB_SENSE) {
u_int sense_size;
- sense_size = MIN(sizeof(struct scsi_sense_data)
+ sense_size = min(sizeof(struct scsi_sense_data)
- ahc_get_sense_residual(scb),
- sizeof(cmd->sense_buffer));
+ (u_long)sizeof(cmd->sense_buffer));
memcpy(cmd->sense_buffer,
ahc_get_sense_buf(ahc, scb), sense_size);
if (sense_size < sizeof(cmd->sense_buffer))
@@ -1946,7 +1908,7 @@ ahc_linux_handle_scsi_status(struct ahc_softc *ahc,
}
ahc_set_transaction_status(scb, CAM_REQUEUE_REQ);
ahc_set_scsi_status(scb, SCSI_STATUS_OK);
- ahc_platform_set_tags(ahc, &devinfo,
+ ahc_platform_set_tags(ahc, sdev, &devinfo,
(dev->flags & AHC_DEV_Q_BASIC)
? AHC_QUEUE_BASIC : AHC_QUEUE_TAGGED);
break;
@@ -1957,7 +1919,7 @@ ahc_linux_handle_scsi_status(struct ahc_softc *ahc,
*/
dev->openings = 1;
ahc_set_scsi_status(scb, SCSI_STATUS_BUSY);
- ahc_platform_set_tags(ahc, &devinfo,
+ ahc_platform_set_tags(ahc, sdev, &devinfo,
(dev->flags & AHC_DEV_Q_BASIC)
? AHC_QUEUE_BASIC : AHC_QUEUE_TAGGED);
break;
@@ -2599,8 +2561,6 @@ ahc_linux_init(void)
if (!ahc_linux_transport_template)
return -ENODEV;
- scsi_transport_reserve_target(ahc_linux_transport_template,
- sizeof(struct ahc_linux_target));
scsi_transport_reserve_device(ahc_linux_transport_template,
sizeof(struct ahc_linux_device));
diff --git a/drivers/scsi/aic7xxx/aic7xxx_osm.h b/drivers/scsi/aic7xxx/aic7xxx_osm.h
index a87a4ce090d..85ae5d836fa 100644
--- a/drivers/scsi/aic7xxx/aic7xxx_osm.h
+++ b/drivers/scsi/aic7xxx/aic7xxx_osm.h
@@ -256,7 +256,6 @@ typedef enum {
AHC_DEV_PERIODIC_OTAG = 0x40, /* Send OTAG to prevent starvation */
} ahc_linux_dev_flags;
-struct ahc_linux_target;
struct ahc_linux_device {
/*
* The number of transactions currently
@@ -329,12 +328,6 @@ struct ahc_linux_device {
#define AHC_OTAG_THRESH 500
};
-struct ahc_linux_target {
- struct scsi_device *sdev[AHC_NUM_LUNS];
- struct ahc_transinfo last_tinfo;
- struct ahc_softc *ahc;
-};
-
/********************* Definitions Required by the Core ***********************/
/*
* Number of SG segments we require. So long as the S/G segments for
@@ -533,8 +526,6 @@ ahc_unlock(struct ahc_softc *ahc, unsigned long *flags)
#define PCIR_SUBVEND_0 0x2c
#define PCIR_SUBDEV_0 0x2e
-extern struct pci_driver aic7xxx_pci_driver;
-
typedef enum
{
AHC_POWER_STATE_D0,
@@ -824,7 +815,7 @@ ahc_freeze_scb(struct scb *scb)
}
}
-void ahc_platform_set_tags(struct ahc_softc *ahc,
+void ahc_platform_set_tags(struct ahc_softc *ahc, struct scsi_device *sdev,
struct ahc_devinfo *devinfo, ahc_queue_alg);
int ahc_platform_abort_scbs(struct ahc_softc *ahc, int target,
char channel, int lun, u_int tag,
@@ -834,7 +825,7 @@ irqreturn_t
void ahc_platform_flushwork(struct ahc_softc *ahc);
void ahc_done(struct ahc_softc*, struct scb*);
void ahc_send_async(struct ahc_softc *, char channel,
- u_int target, u_int lun, ac_code, void *);
+ u_int target, u_int lun, ac_code);
void ahc_print_path(struct ahc_softc *, struct scb *);
void ahc_platform_dump_card_state(struct ahc_softc *ahc);
diff --git a/drivers/scsi/aic7xxx/aic7xxx_osm_pci.c b/drivers/scsi/aic7xxx/aic7xxx_osm_pci.c
index d20ca514e9f..ea5687df732 100644
--- a/drivers/scsi/aic7xxx/aic7xxx_osm_pci.c
+++ b/drivers/scsi/aic7xxx/aic7xxx_osm_pci.c
@@ -130,7 +130,7 @@ static struct pci_device_id ahc_linux_pci_id_table[] = {
MODULE_DEVICE_TABLE(pci, ahc_linux_pci_id_table);
-struct pci_driver aic7xxx_pci_driver = {
+static struct pci_driver aic7xxx_pci_driver = {
.name = "aic7xxx",
.probe = ahc_linux_pci_dev_probe,
.remove = ahc_linux_pci_dev_remove,
diff --git a/drivers/scsi/aic7xxx/aic7xxx_pci.c b/drivers/scsi/aic7xxx/aic7xxx_pci.c
index 63cab2d7455..09c8172c9e5 100644
--- a/drivers/scsi/aic7xxx/aic7xxx_pci.c
+++ b/drivers/scsi/aic7xxx/aic7xxx_pci.c
@@ -168,7 +168,7 @@ static ahc_device_setup_t ahc_aha394XX_setup;
static ahc_device_setup_t ahc_aha494XX_setup;
static ahc_device_setup_t ahc_aha398XX_setup;
-struct ahc_pci_identity ahc_pci_ident_table [] =
+static struct ahc_pci_identity ahc_pci_ident_table [] =
{
/* aic7850 based controllers */
{
@@ -559,7 +559,7 @@ struct ahc_pci_identity ahc_pci_ident_table [] =
}
};
-const u_int ahc_num_pci_devs = ARRAY_SIZE(ahc_pci_ident_table);
+static const u_int ahc_num_pci_devs = ARRAY_SIZE(ahc_pci_ident_table);
#define AHC_394X_SLOT_CHANNEL_A 4
#define AHC_394X_SLOT_CHANNEL_B 5
diff --git a/drivers/scsi/aic7xxx/aic7xxx_proc.c b/drivers/scsi/aic7xxx/aic7xxx_proc.c
index 5914b4aa4a8..99e5443e753 100644
--- a/drivers/scsi/aic7xxx/aic7xxx_proc.c
+++ b/drivers/scsi/aic7xxx/aic7xxx_proc.c
@@ -182,7 +182,6 @@ ahc_dump_target_state(struct ahc_softc *ahc, struct info_str *info,
u_int our_id, char channel, u_int target_id,
u_int target_offset)
{
- struct ahc_linux_target *targ;
struct scsi_target *starget;
struct ahc_initiator_tinfo *tinfo;
struct ahc_tmode_tstate *tstate;
@@ -198,7 +197,6 @@ ahc_dump_target_state(struct ahc_softc *ahc, struct info_str *info,
starget = ahc->platform_data->starget[target_offset];
if (!starget)
return;
- targ = scsi_transport_target_data(starget);
copy_info(info, "\tGoal: ");
ahc_format_transinfo(info, &tinfo->goal);
@@ -208,7 +206,7 @@ ahc_dump_target_state(struct ahc_softc *ahc, struct info_str *info,
for (lun = 0; lun < AHC_NUM_LUNS; lun++) {
struct scsi_device *sdev;
- sdev = targ->sdev[lun];
+ sdev = scsi_device_lookup_by_target(starget, lun);
if (sdev == NULL)
continue;
@@ -383,11 +381,11 @@ ahc_linux_proc_info(struct Scsi_Host *shost, char *buffer, char **start,
}
copy_info(&info, "\n");
- max_targ = 15;
+ max_targ = 16;
if ((ahc->features & (AHC_WIDE|AHC_TWIN)) == 0)
- max_targ = 7;
+ max_targ = 8;
- for (i = 0; i <= max_targ; i++) {
+ for (i = 0; i < max_targ; i++) {
u_int our_id;
u_int target_id;
char channel;
generated by cgit v1.2.3-70-g09d2 (git 2.46.0) at 2024-12-02 05:24:10 +0000