8482d5d1bc
The qib driver makes use of the the 64-bit jiffies API. Code inspection reveals that that version of the API is not really required. This patch converts to use the "normal" jiffies. Reviewed-by: Ram Vepa <ram.vepa@qlogic.com> Signed-off-by: Mike Marciniszyn <mike.marciniszyn@qlogic.com> Signed-off-by: Roland Dreier <roland@purestorage.com>
149 lines
4.8 KiB
C
149 lines
4.8 KiB
C
#ifndef _QIB_7220_H
|
|
#define _QIB_7220_H
|
|
/*
|
|
* Copyright (c) 2007, 2009, 2010 QLogic Corporation. All rights reserved.
|
|
*
|
|
* This software is available to you under a choice of one of two
|
|
* licenses. You may choose to be licensed under the terms of the GNU
|
|
* General Public License (GPL) Version 2, available from the file
|
|
* COPYING in the main directory of this source tree, or the
|
|
* OpenIB.org BSD license below:
|
|
*
|
|
* Redistribution and use in source and binary forms, with or
|
|
* without modification, are permitted provided that the following
|
|
* conditions are met:
|
|
*
|
|
* - Redistributions of source code must retain the above
|
|
* copyright notice, this list of conditions and the following
|
|
* disclaimer.
|
|
*
|
|
* - Redistributions in binary form must reproduce the above
|
|
* copyright notice, this list of conditions and the following
|
|
* disclaimer in the documentation and/or other materials
|
|
* provided with the distribution.
|
|
*
|
|
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
|
|
* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
|
|
* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
|
|
* NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
|
|
* BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
|
|
* ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
|
|
* CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
|
|
* SOFTWARE.
|
|
*/
|
|
|
|
/* grab register-defs auto-generated by HW */
|
|
#include "qib_7220_regs.h"
|
|
|
|
/* The number of eager receive TIDs for context zero. */
|
|
#define IBA7220_KRCVEGRCNT 2048U
|
|
|
|
#define IB_7220_LT_STATE_CFGRCVFCFG 0x09
|
|
#define IB_7220_LT_STATE_CFGWAITRMT 0x0a
|
|
#define IB_7220_LT_STATE_TXREVLANES 0x0d
|
|
#define IB_7220_LT_STATE_CFGENH 0x10
|
|
|
|
struct qib_chip_specific {
|
|
u64 __iomem *cregbase;
|
|
u64 *cntrs;
|
|
u64 *portcntrs;
|
|
spinlock_t sdepb_lock; /* serdes EPB bus */
|
|
spinlock_t rcvmod_lock; /* protect rcvctrl shadow changes */
|
|
spinlock_t gpio_lock; /* RMW of shadows/regs for ExtCtrl and GPIO */
|
|
u64 hwerrmask;
|
|
u64 errormask;
|
|
u64 gpio_out; /* shadow of kr_gpio_out, for rmw ops */
|
|
u64 gpio_mask; /* shadow the gpio mask register */
|
|
u64 extctrl; /* shadow the gpio output enable, etc... */
|
|
u32 ncntrs;
|
|
u32 nportcntrs;
|
|
u32 cntrnamelen;
|
|
u32 portcntrnamelen;
|
|
u32 numctxts;
|
|
u32 rcvegrcnt;
|
|
u32 autoneg_tries;
|
|
u32 serdes_first_init_done;
|
|
u32 sdmabufcnt;
|
|
u32 lastbuf_for_pio;
|
|
u32 updthresh; /* current AvailUpdThld */
|
|
u32 updthresh_dflt; /* default AvailUpdThld */
|
|
int irq;
|
|
u8 presets_needed;
|
|
u8 relock_timer_active;
|
|
char emsgbuf[128];
|
|
char sdmamsgbuf[192];
|
|
char bitsmsgbuf[64];
|
|
struct timer_list relock_timer;
|
|
unsigned int relock_interval; /* in jiffies */
|
|
};
|
|
|
|
struct qib_chippport_specific {
|
|
struct qib_pportdata pportdata;
|
|
wait_queue_head_t autoneg_wait;
|
|
struct delayed_work autoneg_work;
|
|
struct timer_list chase_timer;
|
|
/*
|
|
* these 5 fields are used to establish deltas for IB symbol
|
|
* errors and linkrecovery errors. They can be reported on
|
|
* some chips during link negotiation prior to INIT, and with
|
|
* DDR when faking DDR negotiations with non-IBTA switches.
|
|
* The chip counters are adjusted at driver unload if there is
|
|
* a non-zero delta.
|
|
*/
|
|
u64 ibdeltainprog;
|
|
u64 ibsymdelta;
|
|
u64 ibsymsnap;
|
|
u64 iblnkerrdelta;
|
|
u64 iblnkerrsnap;
|
|
u64 ibcctrl; /* kr_ibcctrl shadow */
|
|
u64 ibcddrctrl; /* kr_ibcddrctrl shadow */
|
|
unsigned long chase_end;
|
|
u32 last_delay_mult;
|
|
};
|
|
|
|
/*
|
|
* This header file provides the declarations and common definitions
|
|
* for (mostly) manipulation of the SerDes blocks within the IBA7220.
|
|
* the functions declared should only be called from within other
|
|
* 7220-related files such as qib_iba7220.c or qib_sd7220.c.
|
|
*/
|
|
int qib_sd7220_presets(struct qib_devdata *dd);
|
|
int qib_sd7220_init(struct qib_devdata *dd);
|
|
void qib_sd7220_clr_ibpar(struct qib_devdata *);
|
|
/*
|
|
* Below used for sdnum parameter, selecting one of the two sections
|
|
* used for PCIe, or the single SerDes used for IB, which is the
|
|
* only one currently used
|
|
*/
|
|
#define IB_7220_SERDES 2
|
|
|
|
static inline u32 qib_read_kreg32(const struct qib_devdata *dd,
|
|
const u16 regno)
|
|
{
|
|
if (!dd->kregbase || !(dd->flags & QIB_PRESENT))
|
|
return -1;
|
|
return readl((u32 __iomem *)&dd->kregbase[regno]);
|
|
}
|
|
|
|
static inline u64 qib_read_kreg64(const struct qib_devdata *dd,
|
|
const u16 regno)
|
|
{
|
|
if (!dd->kregbase || !(dd->flags & QIB_PRESENT))
|
|
return -1;
|
|
|
|
return readq(&dd->kregbase[regno]);
|
|
}
|
|
|
|
static inline void qib_write_kreg(const struct qib_devdata *dd,
|
|
const u16 regno, u64 value)
|
|
{
|
|
if (dd->kregbase)
|
|
writeq(value, &dd->kregbase[regno]);
|
|
}
|
|
|
|
void set_7220_relock_poll(struct qib_devdata *, int);
|
|
void shutdown_7220_relock_poll(struct qib_devdata *);
|
|
void toggle_7220_rclkrls(struct qib_devdata *);
|
|
|
|
|
|
#endif /* _QIB_7220_H */
|