mirror of
https://github.com/torvalds/linux.git
synced 2024-11-27 06:31:52 +00:00
a24342b90c
Change obsolete Scsi_Cmnd to struct scsi_cmnd in the Qlocic FAS408 driver. Signed-off-by: Henrik Kretzschmar <henne@nachtwindheim.de> rejections fixed and Signed-off-by: James Bottomley <James.Bottomley@SteelEye.com>
120 lines
4.5 KiB
C
120 lines
4.5 KiB
C
/* to be used by qlogicfas and qlogic_cs */
|
|
#ifndef __QLOGICFAS408_H
|
|
#define __QLOGICFAS408_H
|
|
|
|
/*----------------------------------------------------------------*/
|
|
/* Configuration */
|
|
|
|
/* Set the following to max out the speed of the PIO PseudoDMA transfers,
|
|
again, 0 tends to be slower, but more stable. */
|
|
|
|
#define QL_TURBO_PDMA 1
|
|
|
|
/* This should be 1 to enable parity detection */
|
|
|
|
#define QL_ENABLE_PARITY 1
|
|
|
|
/* This will reset all devices when the driver is initialized (during bootup).
|
|
The other linux drivers don't do this, but the DOS drivers do, and after
|
|
using DOS or some kind of crash or lockup this will bring things back
|
|
without requiring a cold boot. It does take some time to recover from a
|
|
reset, so it is slower, and I have seen timeouts so that devices weren't
|
|
recognized when this was set. */
|
|
|
|
#define QL_RESET_AT_START 0
|
|
|
|
/* crystal frequency in megahertz (for offset 5 and 9)
|
|
Please set this for your card. Most Qlogic cards are 40 Mhz. The
|
|
Control Concepts ISA (not VLB) is 24 Mhz */
|
|
|
|
#define XTALFREQ 40
|
|
|
|
/**********/
|
|
/* DANGER! modify these at your own risk */
|
|
/* SLOWCABLE can usually be reset to zero if you have a clean setup and
|
|
proper termination. The rest are for synchronous transfers and other
|
|
advanced features if your device can transfer faster than 5Mb/sec.
|
|
If you are really curious, email me for a quick howto until I have
|
|
something official */
|
|
/**********/
|
|
|
|
/*****/
|
|
/* config register 1 (offset 8) options */
|
|
/* This needs to be set to 1 if your cabling is long or noisy */
|
|
#define SLOWCABLE 1
|
|
|
|
/*****/
|
|
/* offset 0xc */
|
|
/* This will set fast (10Mhz) synchronous timing when set to 1
|
|
For this to have an effect, FASTCLK must also be 1 */
|
|
#define FASTSCSI 0
|
|
|
|
/* This when set to 1 will set a faster sync transfer rate */
|
|
#define FASTCLK 0 /*(XTALFREQ>25?1:0)*/
|
|
|
|
/*****/
|
|
/* offset 6 */
|
|
/* This is the sync transfer divisor, XTALFREQ/X will be the maximum
|
|
achievable data rate (assuming the rest of the system is capable
|
|
and set properly) */
|
|
#define SYNCXFRPD 5 /*(XTALFREQ/5)*/
|
|
|
|
/*****/
|
|
/* offset 7 */
|
|
/* This is the count of how many synchronous transfers can take place
|
|
i.e. how many reqs can occur before an ack is given.
|
|
The maximum value for this is 15, the upper bits can modify
|
|
REQ/ACK assertion and deassertion during synchronous transfers
|
|
If this is 0, the bus will only transfer asynchronously */
|
|
#define SYNCOFFST 0
|
|
/* for the curious, bits 7&6 control the deassertion delay in 1/2 cycles
|
|
of the 40Mhz clock. If FASTCLK is 1, specifying 01 (1/2) will
|
|
cause the deassertion to be early by 1/2 clock. Bits 5&4 control
|
|
the assertion delay, also in 1/2 clocks (FASTCLK is ignored here). */
|
|
|
|
/*----------------------------------------------------------------*/
|
|
|
|
struct qlogicfas408_priv {
|
|
int qbase; /* Port */
|
|
int qinitid; /* initiator ID */
|
|
int qabort; /* Flag to cause an abort */
|
|
int qlirq; /* IRQ being used */
|
|
int int_type; /* type of irq, 2 for ISA board, 0 for PCMCIA */
|
|
char qinfo[80]; /* description */
|
|
struct scsi_cmnd *qlcmd; /* current command being processed */
|
|
struct Scsi_Host *shost; /* pointer back to host */
|
|
struct qlogicfas408_priv *next; /* next private struct */
|
|
};
|
|
|
|
/* The qlogic card uses two register maps - These macros select which one */
|
|
#define REG0 ( outb( inb( qbase + 0xd ) & 0x7f , qbase + 0xd ), outb( 4 , qbase + 0xd ))
|
|
#define REG1 ( outb( inb( qbase + 0xd ) | 0x80 , qbase + 0xd ), outb( 0xb4 | int_type, qbase + 0xd ))
|
|
|
|
/* following is watchdog timeout in microseconds */
|
|
#define WATCHDOG 5000000
|
|
|
|
/*----------------------------------------------------------------*/
|
|
/* the following will set the monitor border color (useful to find
|
|
where something crashed or gets stuck at and as a simple profiler) */
|
|
|
|
#define rtrc(i) {}
|
|
|
|
#define get_priv_by_cmd(x) (struct qlogicfas408_priv *)&((x)->device->host->hostdata[0])
|
|
#define get_priv_by_host(x) (struct qlogicfas408_priv *)&((x)->hostdata[0])
|
|
|
|
irqreturn_t qlogicfas408_ihandl(int irq, void *dev_id);
|
|
int qlogicfas408_queuecommand(struct scsi_cmnd * cmd,
|
|
void (*done) (struct scsi_cmnd *));
|
|
int qlogicfas408_biosparam(struct scsi_device * disk,
|
|
struct block_device *dev,
|
|
sector_t capacity, int ip[]);
|
|
int qlogicfas408_abort(struct scsi_cmnd * cmd);
|
|
int qlogicfas408_bus_reset(struct scsi_cmnd * cmd);
|
|
const char *qlogicfas408_info(struct Scsi_Host *host);
|
|
int qlogicfas408_get_chip_type(int qbase, int int_type);
|
|
void qlogicfas408_setup(int qbase, int id, int int_type);
|
|
int qlogicfas408_detect(int qbase, int int_type);
|
|
void qlogicfas408_disable_ints(struct qlogicfas408_priv *priv);
|
|
#endif /* __QLOGICFAS408_H */
|
|
|