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IB/ipath: Add new chip-specific functions to older chips, consistent init

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This adds the new (sometimes empty) chip-specific functions to the older
chips, and makes the initialization and related functions consistent across
all 3 chips.

Signed-off-by: Dave Olson <dave.olson@qlogic.com>
Signed-off-by: Roland Dreier <rolandd@cisco.com>
This commit is contained in:
Dave Olson
2008-01-08 02:36:46 -08:00
committed by Roland Dreier
parent 7387273307
commit c4bce8032e
4 changed files with 407 additions and 26 deletions
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88
drivers/infiniband/hw/ipath/ipath_kernel.h
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@@ -191,6 +191,22 @@ struct ipath_skbinfo {
dma_addr_t phys;
};
/*
* Possible IB config parameters for ipath_f_get/set_ib_cfg()
*/
#define IPATH_IB_CFG_LIDLMC 0 /* Get/set LID (LS16b) and Mask (MS16b) */
#define IPATH_IB_CFG_HRTBT 1 /* Get/set Heartbeat off/enable/auto */
#define IPATH_IB_HRTBT_ON 3 /* Heartbeat enabled, sent every 100msec */
#define IPATH_IB_HRTBT_OFF 0 /* Heartbeat off */
#define IPATH_IB_CFG_LWID_ENB 2 /* Get/set allowed Link-width */
#define IPATH_IB_CFG_LWID 3 /* Get currently active Link-width */
#define IPATH_IB_CFG_SPD_ENB 4 /* Get/set allowed Link speeds */
#define IPATH_IB_CFG_SPD 5 /* Get current Link spd */
#define IPATH_IB_CFG_RXPOL_ENB 6 /* Get/set Auto-RX-polarity enable */
#define IPATH_IB_CFG_LREV_ENB 7 /* Get/set Auto-Lane-reversal enable */
#define IPATH_IB_CFG_LINKLATENCY 8 /* Get Auto-Lane-reversal enable */
struct ipath_devdata {
struct list_head ipath_list;
@@ -231,6 +247,8 @@ struct ipath_devdata {
struct _ipath_layer ipath_layer;
/* setup intr */
int (*ipath_f_intrsetup)(struct ipath_devdata *);
/* fallback to alternate interrupt type if possible */
int (*ipath_f_intr_fallback)(struct ipath_devdata *);
/* setup on-chip bus config */
int (*ipath_f_bus)(struct ipath_devdata *, struct pci_dev *);
/* hard reset chip */
@@ -253,9 +271,18 @@ struct ipath_devdata {
int (*ipath_f_get_base_info)(struct ipath_portdata *, void *);
/* free irq */
void (*ipath_f_free_irq)(struct ipath_devdata *);
struct ipath_message_header *(*ipath_f_get_msgheader)
(struct ipath_devdata *, __le32 *);
void (*ipath_f_config_ports)(struct ipath_devdata *, ushort);
int (*ipath_f_get_ib_cfg)(struct ipath_devdata *, int);
int (*ipath_f_set_ib_cfg)(struct ipath_devdata *, int, u32);
void (*ipath_f_config_jint)(struct ipath_devdata *, u16 , u16);
void (*ipath_f_read_counters)(struct ipath_devdata *,
struct infinipath_counters *);
struct infinipath_counters *);
void (*ipath_f_xgxs_reset)(struct ipath_devdata *);
/* per chip actions needed for IB Link up/down changes */
int (*ipath_f_ib_updown)(struct ipath_devdata *, int, u64);
struct ipath_ibdev *verbs_dev;
struct timer_list verbs_timer;
/* total dwords sent (summed from counter) */
@@ -375,6 +402,7 @@ struct ipath_devdata {
struct page **ipath_pageshadow;
/* shadow copy of dma handles for exp tid pages */
dma_addr_t *ipath_physshadow;
u64 __iomem *ipath_egrtidbase;
/* lock to workaround chip bug 9437 */
spinlock_t ipath_tid_lock;
spinlock_t ipath_sendctrl_lock;
@@ -565,6 +593,14 @@ struct ipath_devdata {
u8 ipath_pci_cacheline;
/* LID mask control */
u8 ipath_lmc;
/* link width supported */
u8 ipath_link_width_supported;
/* link speed supported */
u8 ipath_link_speed_supported;
u8 ipath_link_width_enabled;
u8 ipath_link_speed_enabled;
u8 ipath_link_width_active;
u8 ipath_link_speed_active;
/* Rx Polarity inversion (compensate for ~tx on partner) */
u8 ipath_rx_pol_inv;
@@ -599,6 +635,8 @@ struct ipath_devdata {
*/
u32 ipath_i_rcvavail_mask;
u32 ipath_i_rcvurg_mask;
u16 ipath_i_rcvurg_shift;
u16 ipath_i_rcvavail_shift;
/*
* Register bits for selecting i2c direction and values, used for
@@ -612,6 +650,29 @@ struct ipath_devdata {
/* lock for doing RMW of shadows/regs for ExtCtrl and GPIO */
spinlock_t ipath_gpio_lock;
/*
* IB link and linktraining states and masks that vary per chip in
* some way. Set at init, to avoid each IB status change interrupt
*/
u8 ibcs_ls_shift;
u8 ibcs_lts_mask;
u32 ibcs_mask;
u32 ib_init;
u32 ib_arm;
u32 ib_active;
u16 ipath_rhf_offset; /* offset of RHF within receive header entry */
/*
* shift/mask for linkcmd, linkinitcmd, maxpktlen in ibccontol
* reg. Changes for IBA7220
*/
u8 ibcc_lic_mask; /* LinkInitCmd */
u8 ibcc_lc_shift; /* LinkCmd */
u8 ibcc_mpl_shift; /* Maxpktlen */
u8 delay_mult;
/* used to override LED behavior */
u8 ipath_led_override; /* Substituted for normal value, if non-zero */
u16 ipath_led_override_timeoff; /* delta to next timer event */
@@ -639,6 +700,10 @@ struct ipath_devdata {
* each of the counters to increment.
*/
struct ipath_eep_log_mask ipath_eep_st_masks[IPATH_EEP_LOG_CNT];
/* interrupt mitigation reload register info */
u16 ipath_jint_idle_ticks; /* idle clock ticks */
u16 ipath_jint_max_packets; /* max packets across all ports */
};
/* Private data for file operations */
@@ -937,6 +1002,27 @@ static inline u64 ipath_read_ireg(const struct ipath_devdata *dd, ipath_kreg r)
ipath_read_kreg64(dd, r) : ipath_read_kreg32(dd, r);
}
/*
* from contents of IBCStatus (or a saved copy), return linkstate
* Report ACTIVE_DEFER as ACTIVE, because we treat them the same
* everywhere, anyway (and should be, for almost all purposes).
*/
static inline u32 ipath_ib_linkstate(struct ipath_devdata *dd, u64 ibcs)
{
u32 state = (u32)(ibcs >> dd->ibcs_ls_shift) &
INFINIPATH_IBCS_LINKSTATE_MASK;
if (state == INFINIPATH_IBCS_L_STATE_ACT_DEFER)
state = INFINIPATH_IBCS_L_STATE_ACTIVE;
return state;
}
/* from contents of IBCStatus (or a saved copy), return linktrainingstate */
static inline u32 ipath_ib_linktrstate(struct ipath_devdata *dd, u64 ibcs)
{
return (u32)(ibcs >> INFINIPATH_IBCS_LINKTRAININGSTATE_SHIFT) &
dd->ibcs_lts_mask;
}
/*
* sysfs interface.
*/