diff options
Diffstat (limited to 'drivers/scsi/aic94xx/aic94xx_hwi.c')
| -rw-r--r-- | drivers/scsi/aic94xx/aic94xx_hwi.c | 77 |
1 files changed, 46 insertions, 31 deletions
diff --git a/drivers/scsi/aic94xx/aic94xx_hwi.c b/drivers/scsi/aic94xx/aic94xx_hwi.c index 1d8c5e5f442..4df867e07b2 100644 --- a/drivers/scsi/aic94xx/aic94xx_hwi.c +++ b/drivers/scsi/aic94xx/aic94xx_hwi.c @@ -25,8 +25,10 @@ */ #include <linux/pci.h> +#include <linux/slab.h> #include <linux/delay.h> #include <linux/module.h> +#include <linux/firmware.h> #include "aic94xx.h" #include "aic94xx_reg.h" @@ -38,16 +40,14 @@ u32 MBAR0_SWB_SIZE; /* ---------- Initialization ---------- */ -static void asd_get_user_sas_addr(struct asd_ha_struct *asd_ha) +static int asd_get_user_sas_addr(struct asd_ha_struct *asd_ha) { - extern char sas_addr_str[]; - /* If the user has specified a WWN it overrides other settings - */ - if (sas_addr_str[0] != '\0') - asd_destringify_sas_addr(asd_ha->hw_prof.sas_addr, - sas_addr_str); - else if (asd_ha->hw_prof.sas_addr[0] != 0) - asd_stringify_sas_addr(sas_addr_str, asd_ha->hw_prof.sas_addr); + /* adapter came with a sas address */ + if (asd_ha->hw_prof.sas_addr[0]) + return 0; + + return sas_request_addr(asd_ha->sas_ha.core.shost, + asd_ha->hw_prof.sas_addr); } static void asd_propagate_sas_addr(struct asd_ha_struct *asd_ha) @@ -74,7 +74,7 @@ static void asd_init_phy_identify(struct asd_phy *phy) memset(phy->identify_frame, 0, sizeof(*phy->identify_frame)); - phy->identify_frame->dev_type = SAS_END_DEV; + phy->identify_frame->dev_type = SAS_END_DEVICE; if (phy->sas_phy.role & PHY_ROLE_INITIATOR) phy->identify_frame->initiator_bits = phy->sas_phy.iproto; if (phy->sas_phy.role & PHY_ROLE_TARGET) @@ -91,7 +91,7 @@ static int asd_init_phy(struct asd_phy *phy) sas_phy->enabled = 1; sas_phy->class = SAS; - sas_phy->iproto = SAS_PROTO_ALL; + sas_phy->iproto = SAS_PROTOCOL_ALL; sas_phy->tproto = 0; sas_phy->type = PHY_TYPE_PHYSICAL; sas_phy->role = PHY_ROLE_INITIATOR; @@ -112,6 +112,21 @@ static int asd_init_phy(struct asd_phy *phy) return 0; } +static void asd_init_ports(struct asd_ha_struct *asd_ha) +{ + int i; + + spin_lock_init(&asd_ha->asd_ports_lock); + for (i = 0; i < ASD_MAX_PHYS; i++) { + struct asd_port *asd_port = &asd_ha->asd_ports[i]; + + memset(asd_port->sas_addr, 0, SAS_ADDR_SIZE); + memset(asd_port->attached_sas_addr, 0, SAS_ADDR_SIZE); + asd_port->phy_mask = 0; + asd_port->num_phys = 0; + } +} + static int asd_init_phys(struct asd_ha_struct *asd_ha) { u8 i; @@ -121,6 +136,7 @@ static int asd_init_phys(struct asd_ha_struct *asd_ha) struct asd_phy *phy = &asd_ha->phys[i]; phy->phy_desc = &asd_ha->hw_prof.phy_desc[i]; + phy->asd_port = NULL; phy->sas_phy.enabled = 0; phy->sas_phy.id = i; @@ -235,7 +251,7 @@ static int asd_init_scbs(struct asd_ha_struct *asd_ha) return 0; } -static inline void asd_get_max_scb_ddb(struct asd_ha_struct *asd_ha) +static void asd_get_max_scb_ddb(struct asd_ha_struct *asd_ha) { asd_ha->hw_prof.max_scbs = asd_get_cmdctx_size(asd_ha)/ASD_SCB_SIZE; asd_ha->hw_prof.max_ddbs = asd_get_devctx_size(asd_ha)/ASD_DDB_SIZE; @@ -641,8 +657,7 @@ int asd_init_hw(struct asd_ha_struct *asd_ha) asd_init_ctxmem(asd_ha); - asd_get_user_sas_addr(asd_ha); - if (!asd_ha->hw_prof.sas_addr[0]) { + if (asd_get_user_sas_addr(asd_ha)) { asd_printk("No SAS Address provided for %s\n", pci_name(asd_ha->pcidev)); err = -ENODEV; @@ -658,6 +673,8 @@ int asd_init_hw(struct asd_ha_struct *asd_ha) goto Out; } + asd_init_ports(asd_ha); + err = asd_init_scbs(asd_ha); if (err) { asd_printk("couldn't initialize scbs for %s\n", @@ -755,7 +772,7 @@ static void asd_dl_tasklet_handler(unsigned long data) * asd_process_donelist_isr -- schedule processing of done list entries * @asd_ha: pointer to host adapter structure */ -static inline void asd_process_donelist_isr(struct asd_ha_struct *asd_ha) +static void asd_process_donelist_isr(struct asd_ha_struct *asd_ha) { tasklet_schedule(&asd_ha->seq.dl_tasklet); } @@ -764,7 +781,7 @@ static inline void asd_process_donelist_isr(struct asd_ha_struct *asd_ha) * asd_com_sas_isr -- process device communication interrupt (COMINT) * @asd_ha: pointer to host adapter structure */ -static inline void asd_com_sas_isr(struct asd_ha_struct *asd_ha) +static void asd_com_sas_isr(struct asd_ha_struct *asd_ha) { u32 comstat = asd_read_reg_dword(asd_ha, COMSTAT); @@ -803,7 +820,7 @@ static inline void asd_com_sas_isr(struct asd_ha_struct *asd_ha) asd_chip_reset(asd_ha); } -static inline void asd_arp2_err(struct asd_ha_struct *asd_ha, u32 dchstatus) +static void asd_arp2_err(struct asd_ha_struct *asd_ha, u32 dchstatus) { static const char *halt_code[256] = { "UNEXPECTED_INTERRUPT0", @@ -890,7 +907,7 @@ static inline void asd_arp2_err(struct asd_ha_struct *asd_ha, u32 dchstatus) * asd_dch_sas_isr -- process device channel interrupt (DEVINT) * @asd_ha: pointer to host adapter structure */ -static inline void asd_dch_sas_isr(struct asd_ha_struct *asd_ha) +static void asd_dch_sas_isr(struct asd_ha_struct *asd_ha) { u32 dchstatus = asd_read_reg_dword(asd_ha, DCHSTATUS); @@ -905,7 +922,7 @@ static inline void asd_dch_sas_isr(struct asd_ha_struct *asd_ha) * ads_rbi_exsi_isr -- process external system interface interrupt (INITERR) * @asd_ha: pointer to host adapter structure */ -static inline void asd_rbi_exsi_isr(struct asd_ha_struct *asd_ha) +static void asd_rbi_exsi_isr(struct asd_ha_struct *asd_ha) { u32 stat0r = asd_read_reg_dword(asd_ha, ASISTAT0R); @@ -953,7 +970,7 @@ static inline void asd_rbi_exsi_isr(struct asd_ha_struct *asd_ha) * * Asserted on PCIX errors: target abort, etc. */ -static inline void asd_hst_pcix_isr(struct asd_ha_struct *asd_ha) +static void asd_hst_pcix_isr(struct asd_ha_struct *asd_ha) { u16 status; u32 pcix_status; @@ -996,11 +1013,10 @@ static inline void asd_hst_pcix_isr(struct asd_ha_struct *asd_ha) * asd_hw_isr -- host adapter interrupt service routine * @irq: ignored * @dev_id: pointer to host adapter structure - * @regs: ignored * * The ISR processes done list entries and level 3 error handling. */ -irqreturn_t asd_hw_isr(int irq, void *dev_id, struct pt_regs *regs) +irqreturn_t asd_hw_isr(int irq, void *dev_id) { struct asd_ha_struct *asd_ha = dev_id; u32 chimint = asd_read_reg_dword(asd_ha, CHIMINT); @@ -1027,18 +1043,17 @@ irqreturn_t asd_hw_isr(int irq, void *dev_id, struct pt_regs *regs) /* ---------- SCB handling ---------- */ -static inline struct asd_ascb *asd_ascb_alloc(struct asd_ha_struct *asd_ha, - gfp_t gfp_flags) +static struct asd_ascb *asd_ascb_alloc(struct asd_ha_struct *asd_ha, + gfp_t gfp_flags) { - extern kmem_cache_t *asd_ascb_cache; + extern struct kmem_cache *asd_ascb_cache; struct asd_seq_data *seq = &asd_ha->seq; struct asd_ascb *ascb; unsigned long flags; - ascb = kmem_cache_alloc(asd_ascb_cache, gfp_flags); + ascb = kmem_cache_zalloc(asd_ascb_cache, gfp_flags); if (ascb) { - memset(ascb, 0, sizeof(*ascb)); ascb->dma_scb.size = sizeof(struct scb); ascb->dma_scb.vaddr = dma_pool_alloc(asd_ha->scb_pool, gfp_flags, @@ -1128,8 +1143,8 @@ struct asd_ascb *asd_ascb_alloc_list(struct asd_ha_struct * * LOCKING: called with the pending list lock held. */ -static inline void asd_swap_head_scb(struct asd_ha_struct *asd_ha, - struct asd_ascb *ascb) +static void asd_swap_head_scb(struct asd_ha_struct *asd_ha, + struct asd_ascb *ascb) { struct asd_seq_data *seq = &asd_ha->seq; struct asd_ascb *last = list_entry(ascb->list.prev, @@ -1155,7 +1170,7 @@ static inline void asd_swap_head_scb(struct asd_ha_struct *asd_ha, * intended to be called from asd_post_ascb_list(), just prior to * posting the SCBs to the sequencer. */ -static inline void asd_start_scb_timers(struct list_head *list) +static void asd_start_scb_timers(struct list_head *list) { struct asd_ascb *ascb; list_for_each_entry(ascb, list, list) { @@ -1345,7 +1360,7 @@ int asd_enable_phys(struct asd_ha_struct *asd_ha, const u8 phy_mask) struct asd_ascb *ascb_list; if (!phy_mask) { - asd_printk("%s called with phy_mask of 0!?\n", __FUNCTION__); + asd_printk("%s called with phy_mask of 0!?\n", __func__); return 0; } |
