IB/ipath: Fix comments for ipath_create_srq()

[linux-2.6-omap-h63xx.git] / drivers / infiniband / hw / ipath / ipath_kernel.h

diff --git a/drivers/infiniband/hw/ipath/ipath_kernel.h b/drivers/infiniband/hw/ipath/ipath_kernel.h
index 3105005fc9d25d0dfd84a5afb93dae7dd6a8bf4a..81759c2031f977c001afafd64519c80e7be74375 100644 (file)
--- a/drivers/infiniband/hw/ipath/ipath_kernel.h
+++ b/drivers/infiniband/hw/ipath/ipath_kernel.h
@@ -41,7 +41,9 @@
 #include <linux/interrupt.h>
 #include <linux/pci.h>
 #include <linux/dma-mapping.h>
+#include <linux/mutex.h>
 #include <asm/io.h>
+#include <rdma/ib_verbs.h>
 
 #include "ipath_common.h"
 #include "ipath_debug.h"
@@ -139,6 +141,12 @@ struct ipath_portdata {
        u32 port_pionowait;
        /* total number of rcvhdrqfull errors */
        u32 port_hdrqfull;
+       /* saved total number of rcvhdrqfull errors for poll edge trigger */
+       u32 port_hdrqfull_poll;
+       /* total number of polled urgent packets */
+       u32 port_urgent;
+       /* saved total number of polled urgent packets for poll edge trigger */
+       u32 port_urgent_poll;
        /* pid of process using this port */
        pid_t port_pid;
        /* same size as task_struct .comm[] */
@@ -261,18 +269,10 @@ struct ipath_devdata {
         * limiting of hwerror reporting
         */
        ipath_err_t ipath_lasthwerror;
-       /*
-        * errors masked because they occur too fast, also includes errors
-        * that are always ignored (ipath_ignorederrs)
-        */
+       /* errors masked because they occur too fast */
        ipath_err_t ipath_maskederrs;
        /* time in jiffies at which to re-enable maskederrs */
        unsigned long ipath_unmasktime;
-       /*
-        * errors always ignored (masked), at least for a given
-        * chip/device, because they are wrong or not useful
-        */
-       ipath_err_t ipath_ignorederrs;
        /* count of egrfull errors, combined for all ports */
        u64 ipath_last_tidfull;
        /* for ipath_qcheck() */
@@ -376,6 +376,7 @@ struct ipath_devdata {
        dma_addr_t *ipath_physshadow;
        /* lock to workaround chip bug 9437 */
        spinlock_t ipath_tid_lock;
+       spinlock_t ipath_sendctrl_lock;
 
        /*
         * IPATH_STATUS_*,
@@ -436,6 +437,7 @@ struct ipath_devdata {
        u64 ipath_lastibcstat;
        /* hwerrmask shadow */
        ipath_err_t ipath_hwerrmask;
+       ipath_err_t ipath_errormask; /* errormask shadow */
        /* interrupt config reg shadow */
        u64 ipath_intconfig;
        /* kr_sendpiobufbase value */
@@ -456,8 +458,6 @@ struct ipath_devdata {
        unsigned long ipath_rcvctrl;
        /* shadow kr_sendctrl */
        unsigned long ipath_sendctrl;
-       /* ports waiting for PIOavail intr */
-       unsigned long ipath_portpiowait;
        unsigned long ipath_lastcancel; /* to not count armlaunch after cancel */
 
        /* value we put in kr_rcvhdrcnt */
@@ -616,7 +616,7 @@ struct ipath_devdata {
        /* control access to actual counters, timer */
        spinlock_t ipath_eep_st_lock;
        /* control high-level access to EEPROM */
-       struct semaphore ipath_eep_sem;
+       struct mutex ipath_eep_lock;
        /* Below inc'd by ipath_snap_cntrs(), locked by ipath_eep_st_lock */
        uint64_t ipath_traffic_wds;
        /* active time is kept in seconds, but logged in hours */
@@ -683,7 +683,7 @@ int ipath_unordered_wc(void);
 
 void ipath_disarm_piobufs(struct ipath_devdata *, unsigned first,
                          unsigned cnt);
-void ipath_cancel_sends(struct ipath_devdata *);
+void ipath_cancel_sends(struct ipath_devdata *, int);
 
 int ipath_create_rcvhdrq(struct ipath_devdata *, struct ipath_portdata *);
 void ipath_free_pddata(struct ipath_devdata *, struct ipath_portdata *);
@@ -731,6 +731,8 @@ int ipath_set_rx_pol_inv(struct ipath_devdata *dd, u8 new_pol_inv);
 #define IPATH_LINKACTIVE    0x200
                /* link current state is unknown */
 #define IPATH_LINKUNK       0x400
+               /* Write combining flush needed for PIO */
+#define IPATH_PIO_FLUSH_WC  0x1000
                /* no IB cable, or no device on IB cable */
 #define IPATH_NOCABLE       0x4000
                /* Supports port zero per packet receive interrupts via
@@ -756,14 +758,10 @@ int ipath_set_rx_pol_inv(struct ipath_devdata *dd, u8 new_pol_inv);
 /* portdata flag bit offsets */
                /* waiting for a packet to arrive */
 #define IPATH_PORT_WAITING_RCV   2
-               /* waiting for a PIO buffer to be available */
-#define IPATH_PORT_WAITING_PIO   3
                /* master has not finished initializing */
 #define IPATH_PORT_MASTER_UNINIT 4
                /* waiting for an urgent packet to arrive */
 #define IPATH_PORT_WAITING_URG 5
-               /* waiting for a header overflow */
-#define IPATH_PORT_WAITING_OVERFLOW 6
 
 /* free up any allocated data at closes */
 void ipath_free_data(struct ipath_portdata *dd);
@@ -776,7 +774,7 @@ void ipath_get_eeprom_info(struct ipath_devdata *);
 int ipath_update_eeprom_log(struct ipath_devdata *dd);
 void ipath_inc_eeprom_err(struct ipath_devdata *dd, u32 eidx, u32 incr);
 u64 ipath_snap_cntr(struct ipath_devdata *, ipath_creg);
-void ipath_disarm_senderrbufs(struct ipath_devdata *, int);
+void signal_ib_event(struct ipath_devdata *dd, enum ib_event_type ev);
 
 /*
  * Set LED override, only the two LSBs have "public" meaning, but
@@ -820,7 +818,6 @@ static inline u64 ipath_mdio_req(int cmd, int dev, int reg, int data)
 #define IPATH_MDIO_CTRL_8355_REG_10 0x1D
 
 int ipath_get_user_pages(unsigned long, size_t, struct page **);
-int ipath_get_user_pages_nocopy(unsigned long, struct page **);
 void ipath_release_user_pages(struct page **, size_t);
 void ipath_release_user_pages_on_close(struct page **, size_t);
 int ipath_eeprom_read(struct ipath_devdata *, u8, void *, int);
@@ -939,8 +936,7 @@ struct device_driver;
 
 extern const char ib_ipath_version[];
 
-int ipath_driver_create_group(struct device_driver *);
-void ipath_driver_remove_group(struct device_driver *);
+extern struct attribute_group *ipath_driver_attr_groups[];
 
 int ipath_device_create_group(struct device *, struct ipath_devdata *);
 void ipath_device_remove_group(struct device *, struct ipath_devdata *);