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raspberrypi-kernel
提交 e8a60144 编写于 作者: F Finn Thain 提交者： Martin K. Petersen
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ncr5380: Use shost_priv helper 

Make use of the shost_priv() helper. Remove HOSTDATA and SETUP_HOSTDATA
macros because they harm readability.
Signed-off-by: NFinn Thain <fthain@telegraphics.com.au>
Reviewed-by: NHannes Reinecke <hare@suse.com>
Tested-by: NOndrej Zary <linux@rainbow-software.org>
Tested-by: NMichael Schmitz <schmitzmic@gmail.com>
Signed-off-by: NMartin K. Petersen <martin.petersen@oracle.com>
上级 dbb6b350
隐藏空白更改
内联 并排
Showing with 17 addition and 26 deletion
drivers/scsi/NCR5380.c
浏览文件 @ e8a60144
......@@ -464,7 +464,7 @@ static irqreturn_t __init probe_intr(int irq, void *dev_id)
static int __init __maybe_unused NCR5380_probe_irq(struct Scsi_Host *instance,
int possible)
{
struct NCR5380_hostdata *hostdata = (struct NCR5380_hostdata *) instance->hostdata;
struct NCR5380_hostdata *hostdata = shost_priv(instance);
unsigned long timeout;
int trying_irqs, i, mask;
......@@ -586,9 +586,7 @@ static int __maybe_unused NCR5380_write_info(struct Scsi_Host *instance,
static int __maybe_unused NCR5380_show_info(struct seq_file *m,
struct Scsi_Host *instance)
{
struct NCR5380_hostdata *hostdata;
hostdata = (struct NCR5380_hostdata *) instance->hostdata;
struct NCR5380_hostdata *hostdata = shost_priv(instance);
seq_printf(m, "Highwater I/O busy spin counts: write %d, read %d\n",
hostdata->spin_max_w, hostdata->spin_max_r);
......@@ -614,8 +612,8 @@ static int __maybe_unused NCR5380_show_info(struct seq_file *m,
static int NCR5380_init(struct Scsi_Host *instance, int flags)
{
struct NCR5380_hostdata *hostdata = shost_priv(instance);
int i;
struct NCR5380_hostdata *hostdata = (struct NCR5380_hostdata *) instance->hostdata;
unsigned long deadline;
if(in_interrupt())
......@@ -728,7 +726,7 @@ static int NCR5380_maybe_reset_bus(struct Scsi_Host *instance)
static void NCR5380_exit(struct Scsi_Host *instance)
{
struct NCR5380_hostdata *hostdata = (struct NCR5380_hostdata *) instance->hostdata;
struct NCR5380_hostdata *hostdata = shost_priv(instance);
cancel_work_sync(&hostdata->main_task);
destroy_workqueue(hostdata->work_q);
......@@ -1037,7 +1035,7 @@ static irqreturn_t NCR5380_intr(int irq, void *dev_id)
static int NCR5380_select(struct Scsi_Host *instance, struct scsi_cmnd *cmd)
{
struct NCR5380_hostdata *hostdata = (struct NCR5380_hostdata *) instance->hostdata;
struct NCR5380_hostdata *hostdata = shost_priv(instance);
unsigned char tmp[3], phase;
unsigned char *data;
int len;
......@@ -1511,7 +1509,7 @@ static int NCR5380_transfer_dma(struct Scsi_Host *instance, unsigned char *phase
unsigned char saved_data = 0, overrun = 0, residue;
#endif
struct NCR5380_hostdata *hostdata = (struct NCR5380_hostdata *) instance->hostdata;
struct NCR5380_hostdata *hostdata = shost_priv(instance);
if ((tmp = (NCR5380_read(STATUS_REG) & PHASE_MASK)) != p) {
*phase = tmp;
......@@ -1743,7 +1741,7 @@ static int NCR5380_transfer_dma(struct Scsi_Host *instance, unsigned char *phase
*/
static void NCR5380_information_transfer(struct Scsi_Host *instance) {
struct NCR5380_hostdata *hostdata = (struct NCR5380_hostdata *)instance->hostdata;
struct NCR5380_hostdata *hostdata = shost_priv(instance);
unsigned char msgout = NOP;
int sink = 0;
int len;
......@@ -2090,8 +2088,7 @@ static void NCR5380_information_transfer(struct Scsi_Host *instance) {
*/
static void NCR5380_reselect(struct Scsi_Host *instance) {
struct NCR5380_hostdata *hostdata = (struct NCR5380_hostdata *)
instance->hostdata;
struct NCR5380_hostdata *hostdata = shost_priv(instance);
unsigned char target_mask;
unsigned char lun, phase;
int len;
......@@ -2214,7 +2211,7 @@ static void NCR5380_reselect(struct Scsi_Host *instance) {
#ifdef REAL_DMA
static void NCR5380_dma_complete(NCR5380_instance * instance) {
struct NCR5380_hostdata *hostdata = (struct NCR5380_hostdata *) instance->hostdata;
struct NCR5380_hostdata *hostdata = shost_priv(instance);
int transferred;
/*
......@@ -2268,7 +2265,7 @@ static void NCR5380_dma_complete(NCR5380_instance * instance) {
static int NCR5380_abort(struct scsi_cmnd *cmd)
{
struct Scsi_Host *instance = cmd->device->host;
struct NCR5380_hostdata *hostdata = (struct NCR5380_hostdata *) instance->hostdata;
struct NCR5380_hostdata *hostdata = shost_priv(instance);
struct scsi_cmnd *tmp, **prev;
unsigned long flags;
......
drivers/scsi/atari_NCR5380.c
浏览文件 @ e8a60144
......@@ -196,12 +196,6 @@
* possible) function may be used.
*/
/* Macros ease life... :-) */
#define SETUP_HOSTDATA(in) \
struct NCR5380_hostdata *hostdata = \
(struct NCR5380_hostdata *)(in)->hostdata
#define HOSTDATA(in) ((struct NCR5380_hostdata *)(in)->hostdata)
#define NEXT(cmd) ((struct scsi_cmnd *)(cmd)->host_scribble)
#define SET_NEXT(cmd,next) ((cmd)->host_scribble = (void *)(next))
#define NEXTADDR(cmd) ((struct scsi_cmnd **)&(cmd)->host_scribble)
......@@ -672,8 +666,8 @@ static void prepare_info(struct Scsi_Host *instance)
static int __init NCR5380_init(struct Scsi_Host *instance, int flags)
{
struct NCR5380_hostdata *hostdata = shost_priv(instance);
int i;
SETUP_HOSTDATA(instance);
unsigned long deadline;
hostdata->host = instance;
......@@ -1038,7 +1032,7 @@ static void NCR5380_main(struct work_struct *work)
static void NCR5380_dma_complete(struct Scsi_Host *instance)
{
SETUP_HOSTDATA(instance);
struct NCR5380_hostdata *hostdata = shost_priv(instance);
int transferred;
unsigned char **data;
volatile int *count;
......@@ -1248,7 +1242,7 @@ static irqreturn_t NCR5380_intr(int irq, void *dev_id)
static int NCR5380_select(struct Scsi_Host *instance, struct scsi_cmnd *cmd)
{
SETUP_HOSTDATA(instance);
struct NCR5380_hostdata *hostdata = shost_priv(instance);
unsigned char tmp[3], phase;
unsigned char *data;
int len;
......@@ -1742,7 +1736,7 @@ static int NCR5380_transfer_dma(struct Scsi_Host *instance,
unsigned char *phase, int *count,
unsigned char **data)
{
SETUP_HOSTDATA(instance);
struct NCR5380_hostdata *hostdata = shost_priv(instance);
register int c = *count;
register unsigned char p = *phase;
......@@ -1850,7 +1844,7 @@ static int NCR5380_transfer_dma(struct Scsi_Host *instance,
static void NCR5380_information_transfer(struct Scsi_Host *instance)
{
SETUP_HOSTDATA(instance);
struct NCR5380_hostdata *hostdata = shost_priv(instance);
unsigned char msgout = NOP;
int sink = 0;
int len;
......@@ -2314,7 +2308,7 @@ static void NCR5380_information_transfer(struct Scsi_Host *instance)
static void NCR5380_reselect(struct Scsi_Host *instance)
{
SETUP_HOSTDATA(instance);
struct NCR5380_hostdata *hostdata = shost_priv(instance);
unsigned char target_mask;
unsigned char lun;
#ifdef SUPPORT_TAGS
......@@ -2521,7 +2515,7 @@ static
int NCR5380_abort(struct scsi_cmnd *cmd)
{
struct Scsi_Host *instance = cmd->device->host;
SETUP_HOSTDATA(instance);
struct NCR5380_hostdata *hostdata = shost_priv(instance);
struct scsi_cmnd *tmp, **prev;
unsigned long flags;
......
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