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Message-ID: <452363DB.60107@nachtwindheim.de>
Date: Wed, 04 Oct 2006 09:33:47 +0200
From: Henne <henne@...htwindheim.de>
To: Andrew Morton <akpm@...l.org>
Cc: James Bottomley <James.Bottomley@...elEye.com>,
linux-scsi@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: [PATCH] scsi: Scsi_Cmnd convertion in aic7xxx_old.c
Changes the obsolete Scsi_Cmnd to struct scsi_cmnd in aic7xxx_old.c.
Also replacing lots of whitespaces with tabs in structures and functions
which have been changed.
Signed-off-by: Henrik Kretzschmar <henne@...htwindheim.de>
---
Saves 1084 bytes in the source.
aic7xxx_old.c | 299 ++++++++++++++++++++++++++++------------------------------
1 file changed, 145 insertions(+), 154 deletions(-)
diff --git a/drivers/scsi/aic7xxx_old.c b/drivers/scsi/aic7xxx_old.c
index 1035337..dc03270 100644
--- a/drivers/scsi/aic7xxx_old.c
+++ b/drivers/scsi/aic7xxx_old.c
@@ -780,24 +780,26 @@ typedef enum {
} ahc_bugs;
struct aic7xxx_scb {
- struct aic7xxx_hwscb *hscb; /* corresponding hardware scb */
- Scsi_Cmnd *cmd; /* Scsi_Cmnd for this scb */
- struct aic7xxx_scb *q_next; /* next scb in queue */
- volatile scb_flag_type flags; /* current state of scb */
- struct hw_scatterlist *sg_list; /* SG list in adapter format */
- unsigned char tag_action;
- unsigned char sg_count;
- unsigned char *sense_cmd; /*
- * Allocate 6 characters for
- * sense command.
- */
- unsigned char *cmnd;
- unsigned int sg_length; /* We init this during buildscb so we
- * don't have to calculate anything
- * during underflow/overflow/stat code
- */
- void *kmalloc_ptr;
- struct aic7xxx_scb_dma *scb_dma;
+ struct aic7xxx_hwscb *hscb; /* corresponding hardware scb */
+ struct scsi_cmnd *cmd; /* scsi_cmnd for this scb */
+ struct aic7xxx_scb *q_next; /* next scb in queue */
+ volatile scb_flag_type flags; /* current state of scb */
+ struct hw_scatterlist *sg_list; /* SG list in adapter format */
+ unsigned char tag_action;
+ unsigned char sg_count;
+ unsigned char *sense_cmd; /*
+ * Allocate 6 characters for
+ * sense command.
+ */
+ unsigned char *cmnd;
+ unsigned int sg_length; /*
+ * We init this during
+ * buildscb so we don't have
+ * to calculate anything during
+ * underflow/overflow/stat code
+ */
+ void *kmalloc_ptr;
+ struct aic7xxx_scb_dma *scb_dma;
};
/*
@@ -918,79 +920,77 @@ struct aic7xxx_host {
* We are grouping things here....first, items that get either read or
* written with nearly every interrupt
*/
- volatile long flags;
- ahc_feature features; /* chip features */
- unsigned long base; /* card base address */
- volatile unsigned char __iomem *maddr; /* memory mapped address */
- unsigned long isr_count; /* Interrupt count */
- unsigned long spurious_int;
- scb_data_type *scb_data;
- struct aic7xxx_cmd_queue {
- Scsi_Cmnd *head;
- Scsi_Cmnd *tail;
- } completeq;
+ volatile long flags;
+ ahc_feature features; /* chip features */
+ unsigned long base; /* card base address */
+ volatile unsigned char __iomem *maddr; /* memory mapped address */
+ unsigned long isr_count; /* Interrupt count */
+ unsigned long spurious_int;
+ scb_data_type *scb_data;
+ struct aic7xxx_cmd_queue {
+ struct scsi_cmnd *head;
+ struct scsi_cmnd *tail;
+ } completeq;
- /*
- * Things read/written on nearly every entry into aic7xxx_queue()
- */
- volatile scb_queue_type waiting_scbs;
- unsigned char unpause; /* unpause value for HCNTRL */
- unsigned char pause; /* pause value for HCNTRL */
- volatile unsigned char qoutfifonext;
- volatile unsigned char activescbs; /* active scbs */
- volatile unsigned char max_activescbs;
- volatile unsigned char qinfifonext;
- volatile unsigned char *untagged_scbs;
- volatile unsigned char *qoutfifo;
- volatile unsigned char *qinfifo;
-
- unsigned char dev_last_queue_full[MAX_TARGETS];
- unsigned char dev_last_queue_full_count[MAX_TARGETS];
- unsigned short ultraenb; /* Gets downloaded to card as a
- bitmap */
- unsigned short discenable; /* Gets downloaded to card as a
- bitmap */
- transinfo_type user[MAX_TARGETS];
-
- unsigned char msg_buf[13]; /* The message for the target */
- unsigned char msg_type;
+ /*
+ * Things read/written on nearly every entry into aic7xxx_queue()
+ */
+ volatile scb_queue_type waiting_scbs;
+ unsigned char unpause; /* unpause value for HCNTRL */
+ unsigned char pause; /* pause value for HCNTRL */
+ volatile unsigned char qoutfifonext;
+ volatile unsigned char activescbs; /* active scbs */
+ volatile unsigned char max_activescbs;
+ volatile unsigned char qinfifonext;
+ volatile unsigned char *untagged_scbs;
+ volatile unsigned char *qoutfifo;
+ volatile unsigned char *qinfifo;
+
+ unsigned char dev_last_queue_full[MAX_TARGETS];
+ unsigned char dev_last_queue_full_count[MAX_TARGETS];
+ unsigned short ultraenb; /* Gets downloaded to card as a bitmap */
+ unsigned short discenable; /* Gets downloaded to card as a bitmap */
+ transinfo_type user[MAX_TARGETS];
+
+ unsigned char msg_buf[13]; /* The message for the target */
+ unsigned char msg_type;
#define MSG_TYPE_NONE 0x00
#define MSG_TYPE_INITIATOR_MSGOUT 0x01
#define MSG_TYPE_INITIATOR_MSGIN 0x02
- unsigned char msg_len; /* Length of message */
- unsigned char msg_index; /* Index into msg_buf array */
+ unsigned char msg_len; /* Length of message */
+ unsigned char msg_index; /* Index into msg_buf array */
- /*
- * We put the less frequently used host structure items after the more
- * frequently used items to try and ease the burden on the cache subsystem.
- * These entries are not *commonly* accessed, whereas the preceding entries
- * are accessed very often.
- */
-
- unsigned int irq; /* IRQ for this adapter */
- int instance; /* aic7xxx instance number */
- int scsi_id; /* host adapter SCSI ID */
- int scsi_id_b; /* channel B for twin adapters */
- unsigned int bios_address;
- int board_name_index;
- unsigned short bios_control; /* bios control - SEEPROM */
- unsigned short adapter_control; /* adapter control - SEEPROM */
- struct pci_dev *pdev;
- unsigned char pci_bus;
- unsigned char pci_device_fn;
- struct seeprom_config sc;
- unsigned short sc_type;
- unsigned short sc_size;
- struct aic7xxx_host *next; /* allow for multiple IRQs */
- struct Scsi_Host *host; /* pointer to scsi host */
- struct list_head aic_devs; /* all aic_dev structs on host */
- int host_no; /* SCSI host number */
- unsigned long mbase; /* I/O memory address */
- ahc_chip chip; /* chip type */
- ahc_bugs bugs;
- dma_addr_t fifo_dma; /* DMA handle for fifo arrays */
+ /*
+ * We put the less frequently used host structure items
+ * after the more frequently used items to try and ease
+ * the burden on the cache subsystem.
+ * These entries are not *commonly* accessed, whereas
+ * the preceding entries are accessed very often.
+ */
+ unsigned int irq; /* IRQ for this adapter */
+ int instance; /* aic7xxx instance number */
+ int scsi_id; /* host adapter SCSI ID */
+ int scsi_id_b; /* channel B for twin adapters */
+ unsigned int bios_address;
+ int board_name_index;
+ unsigned short bios_control; /* bios control - SEEPROM */
+ unsigned short adapter_control; /* adapter control - SEEPROM */
+ struct pci_dev *pdev;
+ unsigned char pci_bus;
+ unsigned char pci_device_fn;
+ struct seeprom_config sc;
+ unsigned short sc_type;
+ unsigned short sc_size;
+ struct aic7xxx_host *next; /* allow for multiple IRQs */
+ struct Scsi_Host *host; /* pointer to scsi host */
+ struct list_head aic_devs; /* all aic_dev structs on host */
+ int host_no; /* SCSI host number */
+ unsigned long mbase; /* I/O memory address */
+ ahc_chip chip; /* chip type */
+ ahc_bugs bugs;
+ dma_addr_t fifo_dma; /* DMA handle for fifo arrays */
};
/*
@@ -1271,7 +1271,7 @@ static void aic7xxx_set_syncrate(struct
static void aic7xxx_set_width(struct aic7xxx_host *p, int target, int channel,
int lun, unsigned int width, unsigned int type,
struct aic_dev_data *aic_dev);
-static void aic7xxx_panic_abort(struct aic7xxx_host *p, Scsi_Cmnd *cmd);
+static void aic7xxx_panic_abort(struct aic7xxx_host *p, struct scsi_cmnd *cmd);
static void aic7xxx_print_card(struct aic7xxx_host *p);
static void aic7xxx_print_scratch_ram(struct aic7xxx_host *p);
static void aic7xxx_print_sequencer(struct aic7xxx_host *p, int downloaded);
@@ -2626,7 +2626,7 @@ #endif
* we're finished. This function queues the completed commands.
*-F*************************************************************************/
static void
-aic7xxx_queue_cmd_complete(struct aic7xxx_host *p, Scsi_Cmnd *cmd)
+aic7xxx_queue_cmd_complete(struct aic7xxx_host *p, struct scsi_cmnd *cmd)
{
aic7xxx_position(cmd) = SCB_LIST_NULL;
cmd->host_scribble = (char *)p->completeq.head;
@@ -2640,18 +2640,17 @@ aic7xxx_queue_cmd_complete(struct aic7xx
* Description:
* Process the completed command queue.
*-F*************************************************************************/
-static void
-aic7xxx_done_cmds_complete(struct aic7xxx_host *p)
+static void aic7xxx_done_cmds_complete(struct aic7xxx_host *p)
{
- Scsi_Cmnd *cmd;
-
- while (p->completeq.head != NULL)
- {
- cmd = p->completeq.head;
- p->completeq.head = (Scsi_Cmnd *)cmd->host_scribble;
- cmd->host_scribble = NULL;
- cmd->scsi_done(cmd);
- }
+
+ struct scsi_cmnd *cmd;
+
+ while (p->completeq.head != NULL) {
+ cmd = p->completeq.head;
+ p->completeq.head = (struct scsi_Cmnd *) cmd->host_scribble;
+ cmd->host_scribble = NULL;
+ cmd->scsi_done(cmd);
+ }
}
/*+F*************************************************************************
@@ -2687,11 +2686,11 @@ aic7xxx_free_scb(struct aic7xxx_host *p,
static void
aic7xxx_done(struct aic7xxx_host *p, struct aic7xxx_scb *scb)
{
- Scsi_Cmnd *cmd = scb->cmd;
- struct aic_dev_data *aic_dev = cmd->device->hostdata;
- int tindex = TARGET_INDEX(cmd);
- struct aic7xxx_scb *scbp;
- unsigned char queue_depth;
+ struct scsi_cmnd *cmd = scb->cmd;
+ struct aic_dev_data *aic_dev = cmd->device->hostdata;
+ int tindex = TARGET_INDEX(cmd);
+ struct aic7xxx_scb *scbp;
+ unsigned char queue_depth;
if (cmd->use_sg > 1)
{
@@ -2891,7 +2890,7 @@ #endif
* aic7xxx_run_done_queue
*
* Description:
- * Calls the aic7xxx_done() for the Scsi_Cmnd of each scb in the
+ * Calls the aic7xxx_done() for the scsi_cmnd of each scb in the
* aborted list, and adds each scb to the free list. If complete
* is TRUE, we also process the commands complete list.
*-F*************************************************************************/
@@ -3826,9 +3825,9 @@ aic7xxx_construct_wdtr(struct aic7xxx_ho
static void
aic7xxx_calculate_residual (struct aic7xxx_host *p, struct aic7xxx_scb *scb)
{
- struct aic7xxx_hwscb *hscb;
- Scsi_Cmnd *cmd;
- int actual, i;
+ struct aic7xxx_hwscb *hscb;
+ struct scsi_cmnd *cmd;
+ int actual, i;
cmd = scb->cmd;
hscb = scb->hscb;
@@ -4219,20 +4218,20 @@ #endif
case BAD_STATUS:
{
- unsigned char scb_index;
- struct aic7xxx_hwscb *hscb;
- Scsi_Cmnd *cmd;
-
- /* The sequencer will notify us when a command has an error that
- * would be of interest to the kernel. This allows us to leave
- * the sequencer running in the common case of command completes
- * without error. The sequencer will have DMA'd the SCB back
- * up to us, so we can reference the drivers SCB array.
- *
- * Set the default return value to 0 indicating not to send
- * sense. The sense code will change this if needed and this
- * reduces code duplication.
- */
+ unsigned char scb_index;
+ struct aic7xxx_hwscb *hscb;
+ struct scsi_cmnd *cmd;
+
+ /* The sequencer will notify us when a command has an error that
+ * would be of interest to the kernel. This allows us to leave
+ * the sequencer running in the common case of command completes
+ * without error. The sequencer will have DMA'd the SCB back
+ * up to us, so we can reference the drivers SCB array.
+ *
+ * Set the default return value to 0 indicating not to send
+ * sense. The sense code will change this if needed and this
+ * reduces code duplication.
+ */
aic_outb(p, 0, RETURN_1);
scb_index = aic_inb(p, SCB_TAG);
if (scb_index > p->scb_data->numscbs)
@@ -5800,9 +5799,9 @@ aic7xxx_handle_scsiint(struct aic7xxx_ho
}
else if ((status & SELTO) != 0)
{
- unsigned char scbptr;
- unsigned char nextscb;
- Scsi_Cmnd *cmd;
+ unsigned char scbptr;
+ unsigned char nextscb;
+ struct scsi_cmnd *cmd;
scbptr = aic_inb(p, WAITING_SCBH);
if (scbptr > p->scb_data->maxhscbs)
@@ -5941,11 +5940,11 @@ #endif
/*
* Determine the bus phase and queue an appropriate message.
*/
- char *phase;
- Scsi_Cmnd *cmd;
- unsigned char mesg_out = MSG_NOOP;
- unsigned char lastphase = aic_inb(p, LASTPHASE);
- unsigned char sstat2 = aic_inb(p, SSTAT2);
+ char *phase;
+ struct scsi_cmnd *cmd;
+ unsigned char mesg_out = MSG_NOOP;
+ unsigned char lastphase = aic_inb(p, LASTPHASE);
+ unsigned char sstat2 = aic_inb(p, SSTAT2);
cmd = scb->cmd;
switch (lastphase)
@@ -6248,10 +6247,10 @@ #endif
static void
aic7xxx_handle_command_completion_intr(struct aic7xxx_host *p)
{
- struct aic7xxx_scb *scb = NULL;
- struct aic_dev_data *aic_dev;
- Scsi_Cmnd *cmd;
- unsigned char scb_index, tindex;
+ struct aic7xxx_scb *scb = NULL;
+ struct aic_dev_data *aic_dev;
+ struct scsi_cmnd *cmd;
+ unsigned char scb_index, tindex;
#ifdef AIC7XXX_VERBOSE_DEBUGGING
if( (p->isr_count < 16) && (aic7xxx_verbose > 0xffff) )
@@ -10131,9 +10130,8 @@ #endif /* defined(__i386__) || defined(_
* Description:
* Build a SCB.
*-F*************************************************************************/
-static void
-aic7xxx_buildscb(struct aic7xxx_host *p, Scsi_Cmnd *cmd,
- struct aic7xxx_scb *scb)
+static void aic7xxx_buildscb(struct aic7xxx_host *p, struct scsi_cmnd *cmd,
+ struct aic7xxx_scb *scb)
{
unsigned short mask;
struct aic7xxx_hwscb *hscb;
@@ -10285,8 +10283,7 @@ aic7xxx_buildscb(struct aic7xxx_host *p,
* Description:
* Queue a SCB to the controller.
*-F*************************************************************************/
-static int
-aic7xxx_queue(Scsi_Cmnd *cmd, void (*fn)(Scsi_Cmnd *))
+static int aic7xxx_queue(struct scsi_cmnd *cmd, void (*fn)(struct scsi_cmnd *))
{
struct aic7xxx_host *p;
struct aic7xxx_scb *scb;
@@ -10319,11 +10316,11 @@ #endif
}
scb->cmd = cmd;
- /*
- * Make sure the Scsi_Cmnd pointer is saved, the struct it points to
- * is set up properly, and the parity error flag is reset, then send
- * the SCB to the sequencer and watch the fun begin.
- */
+ /*
+ * Make sure the scsi_cmnd pointer is saved, the struct it points to
+ * is set up properly, and the parity error flag is reset, then send
+ * the SCB to the sequencer and watch the fun begin.
+ */
aic7xxx_position(cmd) = scb->hscb->tag;
cmd->scsi_done = fn;
cmd->result = DID_OK;
@@ -10356,8 +10353,7 @@ #endif
* aborted, then we will reset the channel and have all devices renegotiate.
* Returns an enumerated type that indicates the status of the operation.
*-F*************************************************************************/
-static int
-__aic7xxx_bus_device_reset(Scsi_Cmnd *cmd)
+static int __aic7xxx_bus_device_reset(struct scsi_cmnd *cmd)
{
struct aic7xxx_host *p;
struct aic7xxx_scb *scb;
@@ -10550,8 +10546,7 @@ __aic7xxx_bus_device_reset(Scsi_Cmnd *cm
return SUCCESS;
}
-static int
-aic7xxx_bus_device_reset(Scsi_Cmnd *cmd)
+static int aic7xxx_bus_device_reset(struct scsi_cmnd *cmd)
{
int rc;
@@ -10570,8 +10565,7 @@ aic7xxx_bus_device_reset(Scsi_Cmnd *cmd)
* Description:
* Abort the current SCSI command(s).
*-F*************************************************************************/
-static void
-aic7xxx_panic_abort(struct aic7xxx_host *p, Scsi_Cmnd *cmd)
+static void aic7xxx_panic_abort(struct aic7xxx_host *p, struct scsi_cmnd *cmd)
{
printk("aic7xxx driver version %s\n", AIC7XXX_C_VERSION);
@@ -10595,8 +10589,7 @@ aic7xxx_panic_abort(struct aic7xxx_host
* Description:
* Abort the current SCSI command(s).
*-F*************************************************************************/
-static int
-__aic7xxx_abort(Scsi_Cmnd *cmd)
+static int __aic7xxx_abort(struct scsi_cmnd *cmd)
{
struct aic7xxx_scb *scb = NULL;
struct aic7xxx_host *p;
@@ -10813,8 +10806,7 @@ success:
return SUCCESS;
}
-static int
-aic7xxx_abort(Scsi_Cmnd *cmd)
+static int aic7xxx_abort(struct scsi_cmnd *cmd)
{
int rc;
@@ -10836,8 +10828,7 @@ aic7xxx_abort(Scsi_Cmnd *cmd)
* DEVICE RESET message - on the offending target before pulling
* the SCSI bus reset line.
*-F*************************************************************************/
-static int
-aic7xxx_reset(Scsi_Cmnd *cmd)
+static int aic7xxx_reset(struct scsi_cmnd *cmd)
{
struct aic7xxx_scb *scb;
struct aic7xxx_host *p;
-
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